CN215893981U

CN215893981U - Testing device

Info

Publication number: CN215893981U
Application number: CN202121483685.1U
Authority: CN
Inventors: 王峰
Original assignee: Changzhou Lianying Zhirong Medical Technology Co ltd
Current assignee: Changzhou Lianying Zhirong Medical Technology Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-02-22
Anticipated expiration: 2031-07-01

Abstract

The utility model relates to the field of medical instruments, in particular to a testing device which is used for testing the stability and durability of a snake bone in an endoscope and comprises a base, a driving module and a transmission module, wherein a turntable is rotatably arranged on the base, the driving module is used for driving the turntable to rotate, the transmission module comprises a transmission rod and a pulling rod which are mutually hinged, the transmission rod is driven by the turntable, one end, far away from the turntable, of the pulling rod is configured to be a driving end, the driving end is assembled on the base in a sliding mode, and the driving end of the pulling rod is used for reciprocating. The realization of this application has solved among the prior art manual pulling snake bone rope and has carried out the technical problem that the repeatability bending test is wasted time and energy to the snake bone.

Description

Testing device

Technical Field

The utility model relates to the field of medical instruments, in particular to a testing device.

Background

In recent years, flexible endoscopes have been widely used in medical examinations and surgeries. In this endoscope, observation is performed by inserting the insertion portion into the body cavity through a natural orifice of the human body or a small surgical incision, and various treatments and treatments are performed by inserting a treatment instrument into the body cavity through a treatment instrument insertion tube provided in the insertion portion as needed. In the endoscope, the insertion portion is provided with a bending portion. The bending portion can be bent in the vertical direction and the horizontal direction by an internal mechanical device, and can be operated forward and backward by rotating a bending knob of the operation portion. The bending part is composed of a snake bone, and after a plurality of bending operations, the stability and durability of the snake bone play a key role in the safe use of the speculum. If the durability of the snake bone is not good, the bent angle control system is easy to fail, the bent part can not be restored after being bent, the endoscope is difficult to withdraw, or the patient is delayed in diagnosis and treatment, scratches in the cavity and the like, so that thousands of tests are needed for the durability of the snake bone. However, most of the tests at present are to manually pull the snake bone rope to repeatedly bend the snake bone. Not only is time consuming and inefficient, but also consumes a lot of manpower. In order to solve the problem, the application provides a testing arrangement that can test snake bone durability automatically, improves snake bone durability test efficiency, save time, the liberation manpower.

Disclosure of Invention

In order to solve the technical problem that the repetitive bending test of the snake bone by manually pulling the snake bone rope in the prior art is time-consuming and labor-consuming, the utility model provides a testing device, and the technical problem is solved.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a testing device, comprising: the rotary table comprises a base, wherein a rotary table is rotatably arranged on the base; the driving module is used for driving the turntable to rotate; the transmission module comprises a transmission rod and a pulling rod which are hinged to each other, the transmission rod is driven by the rotary disc, one end, far away from the rotary disc, of the pulling rod is configured to be a driving end, the driving end is slidably assembled on the base, and the driving end of the pulling rod is used for reciprocating motion.

The testing device of the utility model is used for automatically testing the stability and durability of the snake bone part of the endoscope, the steel wire rope extending out of the snake bone is fixedly connected with the driving end of the pulling rod, during testing, the driving module drives the turntable to rotate, the turntable drives the transmission rod to act after rotating, then the drive rod drives the pulling rod to act, the pulling rod enables the snake bone to bend by pulling the steel wire rope extending out of the snake bone, and the motion mode of the two-section hinged drive rod and the pull rod is just the motion mode of the simulated human arm, further, the rotating disc drives the drive rod and the pull rod to do reciprocating motion continuously, thereby pulling the snake bone to repeatedly bend continuously and repeatedly move for a plurality of times to achieve the aim of testing the stability and durability of the snake bone, therefore, the technical problem that time and labor are wasted when the snake bone rope is manually pulled to perform repeated bending test on the snake bone in the prior art is solved.

Furthermore, a retractable jacket is further arranged on the base, and a through hole of the jacket is opposite to the driving end of the pulling rod.

Further, one side of the jacket is provided with a pair of clamping pieces for tightening, and the clamping pieces are tightened through a first screw and a first nut which are matched with each other.

Furthermore, a pair of tightening pieces is arranged at the driving end of the pulling rod, a second screw and a second nut which are used for tightening the tightening pieces are matched on the tightening pieces, and the rod body of the second screw penetrates through the tightening pieces.

Further, a sliding block is further arranged on the pulling rod and is matched with the base in a sliding mode.

Further, a support for placing a driving module is arranged below the base, and the support is configured below the turntable.

Based on the technical scheme, the utility model can realize the following technical effects:

Drawings

FIG. 1 is a schematic diagram of the overall structure of the testing device of the present invention;

FIG. 2 is a schematic view of the test apparatus of the present invention after assembly of the snake bone;

FIG. 3 is a schematic view of the test apparatus of the present invention after assembly of the snake bone and after power-on.

Wherein: 1-a turntable; 2-a transmission rod; 3-pulling rod, 31-sliding block and 32-tightening piece; 4-jacket, 41-clamping piece; 5-base, 51-support; 6-snake bone and 61-steel wire rope.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

As shown in fig. 1-3, the present embodiment provides a testing apparatus for testing the stability and durability of a snake bone 6 in an endoscope, comprising a base 5, a driving module and a transmission module, wherein a turntable 1 is rotatably mounted on the base 5, the driving module is used for driving the turntable 1 to rotate, the transmission module comprises a transmission rod 2 and a pulling rod 3 which are hinged to each other, the transmission rod 2 is driven by the turntable 1, specifically, the transmission rod 2 is hinged to the edge of the surface of the turntable 1, one end of the pulling rod 3 away from the turntable 1 is configured as a driving end, the driving end is used for connecting a steel wire rope 61 extending from the snake bone 6, the driving end is slidably mounted on the base 5, the driving end of the pulling rod 3 reciprocates under the driving of the driving module, the driving module is preferably a rotor motor in the present embodiment, and the output end of the rotor motor is fixedly connected to the turntable 1.

The testing device of the embodiment is used for automatically testing the stability and the durability of the snake bone 6 part of the endoscope, the steel wire rope 61 extending out of the snake bone 6 is fixedly connected with the driving end of the pulling rod 3, during the test, the driving module drives the turntable 1 to rotate, the turntable 1 drives the transmission rod 2 to act after rotating, then the driving rod 2 drives the pulling rod 3 to act, the pulling rod 3 pulls the steel wire rope 61 extending out of the snake bone 6 to make the snake bone 6 perform bending action, and the motion mode of the transmission rod 2 and the pulling rod 3 after two-section type hinge joint is just the motion mode of the simulated human arm, further, the turntable 1 drives the transmission rod 2 and the pulling rod 3 to do reciprocating motion continuously, thereby pulling the snake bone 6 to repeatedly bend continuously and repeatedly, achieving the aim of testing the stability and durability of the snake bone 6 after reciprocating for a plurality of times, therefore, the technical problem that time and labor are wasted when the steel wire rope 61 is manually pulled to perform repeated bending test on the snake bone 6 in the prior art is solved.

The base 5 of the testing device of the embodiment is also provided with a retractable jacket 4, the jacket 4 is used for fixing the tail end of the snake bone 6, and the through hole of the jacket 4 is opposite to the driving end of the pulling rod 3.

Specifically, the clamping sleeve 4 is provided with a pair of clamping pieces 41 for tightening at one side, and the clamping pieces 41 are tightened by a first screw and a first nut which are matched with each other so as to lock the tail end of the snake bone 6 in the clamping sleeve 4.

Specifically, a pair of tightening pieces 32 is arranged at the driving end of the pulling rod 3, a second screw and a second nut for tightening the tightening pieces 32 are matched on the pair of tightening pieces 32, a rod body of the second screw penetrates through the pair of tightening pieces 32, during testing, a steel wire rope 61 extending out of the snake bone 6 is wound on the rod body of the second screw penetrating between the pair of tightening pieces 32, then the wound steel wire rope 61 is knotted to prevent the steel wire rope from falling off, and then the second nut is screwed to clamp the steel wire rope 61.

Further, the pulling rod 3 is further provided with a slider 31, and the slider 31 is slidably fitted on the base 5.

In order to better protect the drive module, a bracket 51 for placing the drive module is provided below the base 5, and the bracket 51 is disposed below the turntable 1.

It should be understood that the above-described specific embodiments are merely illustrative of the present invention and are not intended to limit the present invention. Obvious variations or modifications which are within the spirit of the utility model are possible within the scope of the utility model.

Claims

1. A test apparatus, comprising:

the rotary table comprises a base (5), wherein a rotary table (1) is rotatably arranged on the base (5);

the driving module is used for driving the turntable (1) to rotate;

the transmission module, the transmission module includes mutual articulated transfer line (2) and pulling rod (3), transfer line (2) by carousel (1) drive, pulling rod (3) are kept away from the one end of carousel (1) is configured into the drive end, the drive end sliding assembly is in on base (5), the drive end of pulling rod (3) is used for doing reciprocating motion.

2. The testing device according to claim 1, wherein a retractable jacket (4) is further arranged on the base (5), and a through hole of the jacket (4) is opposite to the driving end of the pulling rod (3).

3. The testing device according to claim 2, characterized in that the clamping sleeve (4) is provided with a pair of clamping pieces (41) for tightening on one side, the pair of clamping pieces (41) being tightened by a first screw and a first nut cooperating with each other.

4. The testing device according to claim 1, wherein a pair of tightening pieces (32) are arranged on the driving end of the pulling rod (3), a second screw and a second nut for tightening the tightening pieces (32) are matched on the pair of tightening pieces (32), and a rod body of the second screw penetrates through the pair of tightening pieces (32).

5. The testing device according to claim 1, characterized in that a slider (31) is further provided on the pulling rod (3), said slider (31) being slidingly engaged on the base (5).

6. The testing device according to claim 1, characterized in that a support (51) for placing a drive module is arranged below the base (5), the support (51) being arranged below the turntable (1).