CN102789050A

CN102789050A - Flexible bidirectional tube structure of endoscopy

Info

Publication number: CN102789050A
Application number: CN2011101285654A
Authority: CN
Inventors: 陈永修
Original assignee: THREE-IN-ONE ENTERPRISE Co Ltd
Current assignee: THREE-IN-ONE ENTERPRISE Co Ltd; Three in One Enterprises Co Ltd
Priority date: 2011-05-18
Filing date: 2011-05-18
Publication date: 2012-11-21

Abstract

The invention discloses a flexible bidirectional tube structure of an endoscopy. The flexible bidirectional tube structure comprises a plurality of sphere elements, a first line body, a second line body, a first elastic element and a second elastic element, wherein the line bodies are threaded into through holes of the sphere elements; the elastic assemblies are continuously embedded into grooves of the sphere elements, so that the plurality of sphere elements form a tubular body; the tubular body can be bent along with pull force exerting directions of the first line body and the second line body, so that the steering of a lens of the endoscopy is controlled.

Description

The flexible two of introscope is to tubular construction

Technical field

The present invention relates to a kind of introscope head steering structure, particularly a kind of introscope can be toward the flexible hose structure of two directions rotations.

Background technology

The invention of introscope makes the mankind be able to observe more accurately interior of articles, for example is applied to medical field, then can carry out the check at esophagus, stomach and large intestine position, lets the doctor accurately judge the kind of focus and the degree of PD by the image of introscope; As be applied to industrial circle, then can check accurately, or the space, inspection area is narrow and small, the place that is difficult to observe like engine internal; And in order more accurately to observe the image in a plurality of orientation; Its introscope head place of introscope now is provided with the pliability structure, makes the introscope head have the effect that turns to, however present pliability structure; Mostly be the combination of using annular metal and rivet, or use spring or the like.Be called the novel patent of introscope yaw device TaiWan, China like name a kind of introscope yaw device is provided for M352352 number; This introscope yaw device comprises oscillating head mechanism, flexible member, support portion, the first line body, the second line body and two-way flexible body; Combination by said modules can make introscope have the effect that turns to, yet this kind introscope yaw device still has some problems to overcome in the use:

1, this flexible member is a spring, and spring is as long as access times cause elastic fatigue easily and rupture once many, and then influence the running of yaw device, causes the user inconvenient greatly.

2, this introscope yaw device must dispose a two-way flexible body again, and not only production routine is more loaded down with trivial details, and cost also rolls up.

Summary of the invention

The flexible two that the object of the present invention is to provide a kind of introscope is to tubular construction; Utilize several circle elements, first flexible member and second flexible member to form tubular body; And first flexible member and second flexible member are in order to keep the linear state of this tubular body; The flexible two that introscope simple in structure so can be provided is to tubular construction, and controls turning to of introscope head by the first line body and the second line body.

To achieve these goals; The present invention proposes a kind of flexible two of introscope to tubular construction; Comprise: several circle elements; Each circle element central authorities have a central perforation, and central perforation is other to have one first perforation and one second perforation respectively, and each circle element outside is concaved with one first groove and one second groove respectively; One first line body wears several first perforation; One second line body wears a plurality of second perforation; One first flexible member is embedded at several first grooves continuously; And one second flexible member, be embedded at several second grooves continuously; Wherein, several circle elements are formed a tubular body by this first flexible member and second flexible member, and in order to keeping the linear state of tubular body, and have a spacing between each circle element.

Wherein, The flexible two of introscope also comprises a lens assembly to tubular construction, has an introscope head and a control module, and this control module is in order to handle the signal of video signal that the introscope head is absorbed; And transmit signal through a signal wire; And an end of the first line body and the second line body connects this lens assembly, and tubular body makes this tubular body be case of bending according to the drawing application of force direction of this first line body or the second line body, and then controls turning to of this lens assembly.

Wherein, the first line body and the second line body can be steel wire.

Wherein, first flexible member and second flexible member are tabular, and material can be marmem or galvanized iron, adopt welding manner to be embedded at several first grooves and several second grooves respectively continuously.

Compared to prior art, the flexible two of introscope of the present invention has the following advantages to tubular construction:

1, the flexible two of this introscope can be formed by several circle elements simple in structure and flexible member to tubular construction, and the flexible two that cheap introscope can be provided effectively reduces cost to tubular construction.

2, the flexible two of this introscope can be embedded at several grooves by flat flexible member continuously to tubular construction; And several circle elements are formed a tubular body; Can the tubular body that bend be reverted back to linear state by the flexible flexible member of tool after this tubular body bending.

3, the flexible two of this introscope has a spacing to tubular construction owing between a plurality of circle elements; So tubular body of these several circle elements compositions; Can make tubular body become case of bending by the drawing application of force direction of the first line body or the second line body; Reach with Prior Art and use the identical effect of this assembly of spring, but term of life and stable degree more win spring.

Description of drawings

Fig. 1 is that introscope flexible two of the present invention is to the tubular construction synoptic diagram;

Fig. 2 is a circle element cut-open view of the present invention;

Fig. 3 is a first embodiment of the present invention synoptic diagram.

Description of reference numerals: tubular body: 1; Circle element: 11; Central perforation: 111; First perforation: 112; Second perforation: 113; First groove: 114; Second groove: 115; The first line body: 21; The second line body: 22; First flexible member: 23; Second flexible member: 24; Lens assembly: 3; Signal wire: 31; The first line body direction: 41; The second line body direction: 42; First turns to: 43; Second turns to: 44; Spacing: d.

Embodiment

Below in conjunction with accompanying drawing structure of the present invention, principle and effect are elaborated.

Fig. 1 has shown that visor flexible two is to tubular construction within the present invention; Comprise several circle elements 11, the first line body 21, the second line body 22, first flexible member 23 and second flexible member (figure does not show); By this first flexible member 23 and second flexible member (figure does not show) several circle elements 11 are formed a tubular body 1; And in order to keeping the linear state of this tubular body 1, and has a spacing d between each circle element 11.Please consult Fig. 2 in the lump, Fig. 2 has shown circle element 11 of the present invention, and circle element 11 central authorities have a central perforation 111; Can supply signal wire 31 to wear; Central perforation 111 sides have one first perforation, 112 and 1 second perforation 113 respectively, and in the present embodiment, first perforation, 112 and second perforation 113 lays respectively at the upper and lower of central perforation 111; Central perforation 111, first perforation, 112 and second perforation 113 are arranged in line, but the present invention is not as limit.First perforation 112 can supply the first line body 21 to wear, and second perforation 113 can supply the second line body 22 to wear, and this first line body 21 and the second line body 22 can be steel wire; And these circle element 11 outsides are concaved with one first groove 114 respectively and one second groove, 115, the first grooves 114 can supply first flexible member 23 to be embedded, and second groove 115 can supply second flexible member 24 to be embedded; The shape of those groove indents conforms to those flexible member profiles; Like flexible member is circular, and then the groove indent is circular, is square like flexible member; Then the groove indent is square, and the present invention is not as limit.In the present embodiment; First

flexible member

23 and 24 one-tenth tabulars of second flexible member, material can be marmem or galvanized iron, so the formation of tubular body 1; Be that several circle elements 11 are arranged with spacing d; First flexible member 23 is embedded at several first grooves 114 on several circle elements 11 continuously, and second flexible member 24 is embedded at several second grooves 115 on several circle elements 11 continuously, is embedded that to adopt welding manner to strengthen again after the completion fixing; Or adopt adhesive agent to stick together, can form tubular body 1 thus.

The flexible two of introscope also comprises a lens assembly 3 to tubular construction, sees also Fig. 3, has an introscope head and a control module; This control module is in order to handling the signal of video signal that the introscope head is absorbed, and transmits signal through a signal wire 31, and signal wire 31 promptly wears several central perforations 111; Transmit signals on the hand-held main frame and show, and an end of the first line body 21 and the second line body 22 connects these lens assembly 3, the first line bodies 21 and wears several first perforation 112; The second line body 22 wears several second perforation 113, so tubular body 1 is according to the drawing application of force direction of this first line body 21 or the second line body 22 and make 1 one-tenth case of bending of this tubular body, and then controls turning to of this lens assembly 3; As shown in Figure 3, have a spacing d between several circle elements 11, the first line body 21 is toward the first line body direction, 41 application of forces; Because 11 of each circle elements have a spacing d, having living space can be crooked, so lens assembly 3 can past first turns to 43 direction to carry out bending; Certain second line body 22 also can be toward the second line body direction, 42 application of forces, and lens assembly 3 promptly turns to 44 direction to carry out bending toward second, so camera lens can turn in many ways; Reach and the identical effect of the employed spring element of prior art, and can the tubular body that bend be reverted back to linear state by the flexible flexible member of tool after tubular body 1 bending; Because each circle interelement has a spacing d, therefore in use as the situation of first

flexible member

23 or 24 fractures of second flexible member takes place, also can not influence crooked function by the first line body 21 or the second line body 22 support; Term of life more wins spring and more firm; Cheap, simple in structure, can effectively reduce cost and reduce production routine.

Although preceding text specify the present invention, the invention is not restricted to this, those skilled in the art of the present technique can carry out various modifications according to principle of the present invention.Therefore, all modifications of doing according to the principle of the invention all are to be understood that to falling into protection scope of the present invention.

Claims

1. the flexible two of an introscope comprises to tubular construction:

Several circle elements, each circle element central authorities have a central perforation, and central perforation is other to have one first perforation and one second perforation respectively, and each circle element outside is concaved with one first groove and one second groove respectively;

One first line body wears several first perforation;

One second line body wears several second perforation;

One first flexible member is embedded at several first grooves continuously; And

One second flexible member is embedded at several second grooves continuously;

Wherein, several circle elements are formed a tubular body by first flexible member and second flexible member, and in order to keeping the linear state of this tubular body, and have a spacing between each circle element.

2. the flexible two of introscope as claimed in claim 1 is to tubular construction; Wherein, also comprise a lens assembly, it has an introscope head and a control module; This control module is in order to handling the signal of video signal that the introscope head is absorbed, and transmits signal through a signal wire.

3. the flexible two of introscope as claimed in claim 2 is to tubular construction; Wherein, One end of the first line body and the second line body connects lens assembly, and tubular body makes tubular body be case of bending according to the drawing application of force direction of the first line body or the second line body, and then the turning to of controls lens device.

4. the flexible two of introscope as claimed in claim 2 is to tubular construction, and wherein, signal wire wears the central perforation of each circle element.

5. the flexible two of introscope as claimed in claim 1 is to tubular construction, and wherein, the first line body is a steel wire.

6. the flexible two of introscope as claimed in claim 1 is to tubular construction, and wherein, the second line body is a steel wire.

7. the flexible two of introscope as claimed in claim 1 is to tubular construction, and wherein, first flexible member is tabular, and material is marmem or galvanized iron.

8. the flexible two of introscope as claimed in claim 1 is to tubular construction, and wherein, second flexible member is tabular, and material is marmem or galvanized iron.

9. the flexible two of introscope as claimed in claim 1 is to tubular construction, and wherein, first flexible member and second flexible member adopt welding manner to be embedded at several first grooves and several second grooves respectively continuously.