CN208780556U - A kind of device for testing medical catheter yield force performance - Google Patents
A kind of device for testing medical catheter yield force performance Download PDFInfo
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- CN208780556U CN208780556U CN201821553024.XU CN201821553024U CN208780556U CN 208780556 U CN208780556 U CN 208780556U CN 201821553024 U CN201821553024 U CN 201821553024U CN 208780556 U CN208780556 U CN 208780556U
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- fixedly connected
- transverse slat
- grip block
- conduit
- tension sensor
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Abstract
The utility model discloses a kind of devices for testing medical catheter yield force performance, including transverse slat, one end of the transverse slat is fixedly connected with the riser being vertically arranged, the riser is fixedly connected with fixed plate on the side side wall of transverse slat, installing port is offered in the fixed plate, electric telescopic rod is fixedly connected in the installing port, the driving end of the electric telescopic rod is fixedly connected with tension sensor straight down, the input terminal of the tension sensor is fixedly connected with grip block straight down, and the upper side wall of the transverse slat is fixedly connected with support rod.The utility model is after clamping conduit, one end of tension sensor and conduit is driven to move up by electric telescopic rod, it is lasting to pull, deformation quantity is recorded by industrial camera, when the power in a certain length tension sensor sharply reduces, conduit rupture failure reaches the yield strength of conduit, convenient to test the yield force performance of conduit.
Description
Technical field
The utility model relates to medical catheter technical field more particularly to a kind of dresses for testing medical catheter yield force performance
It sets.
Background technique
Medical catheter is the tubular rubber product for medical treatment, is made of one piece by extruder mostly, can
It is divided into external application and uses in vivo, the former is used for the conveying of various gases, liquid；The latter is referred to as medical gum-elastic catheter, again may be used by structure
It is divided into single lumen catheter and multi-lumen tube.Medical catheter generally requires the test for carrying out yield force performance after producing, avoid performance not
Good conduit comes into the market, and brings security risk to medical procedure, and a kind of pair of medical catheter is needed to carry out yield force performance test
Device.
Utility model content
Purpose of the utility model is to solve in background technique there are the problem of, and propose that a kind of test is medical and lead
The device of pipe yield force performance.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of device for testing medical catheter yield force performance, including transverse slat, one end of the transverse slat are fixedly connected with perpendicular
The riser being directly arranged, the riser are fixedly connected with fixed plate on the side side wall of transverse slat, offer in the fixed plate
Installing port is fixedly connected with electric telescopic rod in the installing port, and the driving end of the electric telescopic rod is fixed straight down to be connected
It is connected to tension sensor, the input terminal of the tension sensor is fixedly connected with grip block, the upside of the transverse slat straight down
Wall is fixedly connected with support rod, and the upper end of the support rod is also fixedly connected with grip block, is equipped in each grip block
Clamping device.
Preferably, the upper side wall of the transverse slat is fixedly connected with brace, and the upper end of the brace is fixedly connected with industrial phase
The input terminal of machine, the industrial camera is arranged towards the grip block connecting with tension sensor.
Preferably, the output end of the tension sensor and industrial camera is connect with external main controller.
Preferably, the clamping device includes the opening being provided in grip block, and be slidably connected two cunnings in the opening
Plate is fixedly connected with adjustable spring, the folder between each side of the slide plate far from another slide plate and the inner wall of opening
Hold opened up on the outer wall of plate there are two with the screw thread mouth that is connected in opening, be threaded with screw thread in each screw thread mouth
Bar, each threaded rod are located at one end in opening with one of slide plate far from the side side wall far from another slide plate
It is in contact, one end that each threaded rod is located at outside grip block is fixedly connected to swivel plate.
Arc port is offered on the side wall for two slide plate opposite sides being preferably located in opening.
Preferably, limiting slot is offered on the two sides inner wall of the opening, the both ends of each slide plate all extend to
It is slidably connected in limiting slot and with the inner wall of limiting slot.
Compared with prior art, utility model has the advantages that
Grip block, slide plate, adjustable spring, threaded rod and swivel plate are set, by the two of the conduit of pending yield force side view
It holds between two slide plates being put into two grip blocks, conduit is tentatively accommodated by the elastic force of adjustable spring, then inside
Sidespin rotates version, and threaded rod is screwed in screw thread mouth, and dragging skateboard, close to fixation is clamped to conduit, facilitates subsequent toward inside
The progress of yield force detection work.
Electric telescopic rod, tension sensor and industrial camera are set, starts electric telescopic rod, is driven by electric telescopic rod
The variation at end pulls tension sensor up to move, and the input terminal of tension sensor pulls the grip block connecting with tension sensor
It up moves, pulling conduit, deformation occurs, is taken pictures by deformation distance of the industrial camera to conduit, passes through external piloting control machine
The tension variations of tension sensor and the conduit deformation distance of industrial camera shooting are recorded, is analyzed, the surrender to conduit
Power performance is tested.
In conclusion the utility model drives tension sensor and conduit after clamping to conduit, through electric telescopic rod
One end move up, it is lasting to pull, deformation quantity is recorded by industrial camera, when the power in a certain length tension sensor is anxious
Play is reduced, and conduit rupture failure reaches the yield strength of conduit, convenient to test the yield force performance of conduit.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of test medical catheter yield force performance device structural schematic diagram；
Fig. 2 be the utility model proposes a kind of test medical catheter yield force performance device in grip block vertical view
Figure.
In figure: 1 transverse slat, 2 risers, 3 support rods, 4 fixed plates, 5 electric telescopic rods, 6 tension sensors, 7 grip blocks, 8 are tiltedly
Bar, 9 industrial cameras, 10 slide plates, 11 arc ports, 12 limiting slots, 13 adjustable springs, 14 threaded rods, 15 swivel plates.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of device for testing medical catheter yield force performance, including transverse slat 1, one end of transverse slat 1 are fixed
It is connected with the riser 2 being vertically arranged, riser 2 is fixedly connected with fixed plate 4 on the side side wall of transverse slat 1, opens in fixed plate 4
Equipped with installing port, electric telescopic rod 5 is fixedly connected in installing port, the driving end of electric telescopic rod 5 is fixedly connected straight down
There is tension sensor 6, the input terminal of tension sensor 6 is fixedly connected with grip block 7 straight down, and the upper side wall of transverse slat 1 is fixed
It is connected with support rod 3, the upper end of support rod 3 is also fixedly connected with grip block 7, and the conduit of pending side view is fixed on two folders
It holds between plate 7, drives moving up for end that one end of tension sensor 6 and conduit is pulled to move up by electric telescopic rod 5, transverse slat 1
Upper side wall is fixedly connected with brace 8, and the upper end of brace 8 is fixedly connected with industrial camera 9, the input terminal of industrial camera 9 towards with
The grip block 7 that tension sensor 6 connects is arranged, and is monitored by deformation quantity of the industrial camera 9 to conduit.
The output end of tension sensor 6 and industrial camera 9 is connect with external main controller, the electric appliance member occurred in this article
Part is electrically connected with extraneous main controller and 220V alternating current, and main controller can play the conventionally known of control for computer etc. and set
Standby, pulling force size is transferred to external piloting control device by tension sensor 6, and the deformation quantity of conduit is transferred to external master by industrial camera 9
Control device, when the power in a certain length tension sensor 6 sharply reduces, i.e., conduit rupture fails, by pulling force size at this time with
And the yield strength of conduit can be obtained in deformation length binding analysis.
It is equipped with clamping device in each grip block 7, clamping device includes the opening being provided in grip block 7, in opening
Be slidably connected two slide plates 10, and limiting slot 12 is offered on the two sides inner wall of opening, and the both ends of each slide plate 10 all extend to
It is slidably connected in limiting slot 12 and with the inner wall of limiting slot 12, slide plate 10 is limited by limiting slot 12, avoids slide plate 10
It is detached from opening, is fixedly connected with adjustable spring between each side of the slide plate 10 far from another slide plate 10 and the inner wall of opening
13, arc port 11 is offered on the side wall of two 10 opposite sides of slide plate in opening, and the both ends of conduit are inserted into two
Between two slide plates 10 in a grip block 7, conduit is tentatively clamped by the elastic force of adjustable spring 13, arc port is set
11 are more bonded the radian of conduit, clamp more stable.
Opened up on the outer wall of grip block 7 there are two with the screw thread mouth that is connected in opening, be threadedly coupled in each screw thread mouth
There is threaded rod 14, each threaded rod 14 is located at one end in opening with one of slide plate 10 far from far from another slide plate 10
Side side wall be in contact, one end that each threaded rod 14 is located at outside grip block 7 is fixedly connected to swivel plate 15, rotation rotation
Rotating plate 15 drives threaded rod 14 to move inside in screw thread mouth, pushes slide plate 10 to move close in opening and is clamped to conduit
Progress that is fixed, facilitating posterior drawing conduit to work, avoids conduit from being detached from, facilitates the progress of yield force test job.
It further illustrates, it is above-mentioned to be fixedly connected unless specifically defined or limited otherwise, otherwise to shall be understood in a broad sense, example
Such as, it can be welding, be also possible to gluing, or be integrally formed the customary means well known to those skilled in the art such as setting.
The operating principle of the utility model is as follows: in the utility model, two grip blocks 7 are inserted at the both ends of medical catheter
Between two interior slide plates 10, swivel plate 15 is rotated, threaded rod 14 is driven to move inside in screw thread mouth, slide plate 10 is pushed to open
Mouth, which is moved close to, is clamped fixation to conduit, starts electric telescopic rod 5 and industrial camera 9, and the driving end of electric telescopic rod 5 is drawn
Dynamic tension sensor 6 moves up, and tension sensor 6 pulls grip block 7 connected to it to move up, and one end of conduit is pulled to move up, and draws
Pulling force size is transferred to external piloting control device by force snesor 6, and the deformation quantity of conduit is transferred to external piloting control device by industrial camera 9,
When the power in a certain length tension sensor 6 sharply reduces, i.e., conduit rupture fails, and passes through pulling force size and deformation at this time
The yield strength of conduit can be obtained in length binding analysis.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of device for testing medical catheter yield force performance, including transverse slat (1), which is characterized in that the one of the transverse slat (1)
End is fixedly connected with the riser (2) being vertically arranged, and the riser (2) is fixedly connected on the side side wall of transverse slat (1)
Fixed board (4) offers installing port on the fixed plate (4), is fixedly connected in the installing port electric telescopic rod (5), described
The driving end of electric telescopic rod (5) is fixedly connected with tension sensor (6) straight down, the input of the tension sensor (6)
End is fixedly connected with grip block (7) straight down, and the upper side wall of the transverse slat (1) is fixedly connected with support rod (3), the support
The upper end of bar (3) is also fixedly connected with grip block (7), is equipped with clamping device in each grip block (7).
2. a kind of device for testing medical catheter yield force performance according to claim 1, which is characterized in that the transverse slat
(1) upper side wall is fixedly connected with brace (8), and the upper end of the brace (8) is fixedly connected with industrial camera (9), the industry
The input terminal of camera (9) is arranged towards the grip block (7) connecting with tension sensor (6).
3. a kind of device for testing medical catheter yield force performance according to claim 2, which is characterized in that the pulling force
The output end of sensor (6) and industrial camera (9) is connect with external main controller.
4. a kind of device for testing medical catheter yield force performance according to claim 1, which is characterized in that the clamping
Mechanism includes the opening being provided in grip block (7), and be slidably connected two slide plates (10) in the opening, each slide plate
(10) adjustable spring (13), the grip block are fixedly connected between the side far from another slide plate (10) and the inner wall of opening
(7) opened up on outer wall there are two with the screw thread mouth that is connected in opening, be threaded with threaded rod in each screw thread mouth
(14), each threaded rod (14) is located at one end in opening with one of slide plate (10) far from far from another slide plate
(10) side side wall is in contact, and each threaded rod (14) is located at the external one end of grip block (7) and is fixedly connected to rotation
Rotating plate (15).
5. a kind of device for testing medical catheter yield force performance according to claim 4, which is characterized in that be located at opening
Arc port (11) are offered on the side wall of slide plate (10) opposite side of interior two.
6. a kind of device for testing medical catheter yield force performance according to claim 4, which is characterized in that the opening
Two sides inner wall on offer limiting slot (12), the both ends of each slide plate (10) all extend in limiting slot (12) and with
The inner wall of limiting slot (12) is slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821553024.XU CN208780556U (en) | 2018-09-22 | 2018-09-22 | A kind of device for testing medical catheter yield force performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821553024.XU CN208780556U (en) | 2018-09-22 | 2018-09-22 | A kind of device for testing medical catheter yield force performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208780556U true CN208780556U (en) | 2019-04-23 |
Family
ID=66162159
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821553024.XU Active CN208780556U (en) | 2018-09-22 | 2018-09-22 | A kind of device for testing medical catheter yield force performance |
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| Country | Link |
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| CN (1) | CN208780556U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426299A (en) * | 2019-07-30 | 2019-11-08 | 南京兆能节能科技有限公司 | A kind of spring life test apparatus and its application method convenient for yield index detection |
| CN111044372A (en) * | 2019-12-30 | 2020-04-21 | 合肥舒实工贸有限公司 | Drawing force testing device for sensor and using method thereof |
| CN115127922A (en) * | 2022-08-31 | 2022-09-30 | 中膜新材料科技有限公司 | Tensile detection device of tension is used in polypropylene film production |
| CN117030492A (en) * | 2023-07-28 | 2023-11-10 | 苏州邦伊医疗科技有限公司 | Medical catheter test equipment |
-
2018
- 2018-09-22 CN CN201821553024.XU patent/CN208780556U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426299A (en) * | 2019-07-30 | 2019-11-08 | 南京兆能节能科技有限公司 | A kind of spring life test apparatus and its application method convenient for yield index detection |
| CN111044372A (en) * | 2019-12-30 | 2020-04-21 | 合肥舒实工贸有限公司 | Drawing force testing device for sensor and using method thereof |
| CN115127922A (en) * | 2022-08-31 | 2022-09-30 | 中膜新材料科技有限公司 | Tensile detection device of tension is used in polypropylene film production |
| CN115127922B (en) * | 2022-08-31 | 2022-11-15 | 中膜新材料科技有限公司 | Tensile detection device of tension is used in polypropylene film production |
| CN117030492A (en) * | 2023-07-28 | 2023-11-10 | 苏州邦伊医疗科技有限公司 | Medical catheter test equipment |
| CN117030492B (en) * | 2023-07-28 | 2024-03-12 | 苏州邦伊医疗科技有限公司 | Medical catheter test equipment |
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