CN214200931U

CN214200931U - Hardness testing device of medical instrument

Info

Publication number: CN214200931U
Application number: CN202023310209.8U
Authority: CN
Inventors: 丁南
Original assignee: Nanjing Ruiyu Medical Technology Co ltd
Current assignee: Nanjing Ruiyu Medical Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-14
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a hardness testing device of medical instruments, four corners at the top end of a workbench are fixedly connected with fixed screw rods through threads, a sliding block is sleeved on the outer side of the fixed screw rod, a limiting block is fixedly connected on the outer side of the sliding block, one end of the limiting block is provided with a limiting groove, the inner side of the limiting groove is fixedly connected with a rotating shaft, the rotating block is sleeved outside the rotating shaft, one end of the rotating block is fixedly connected with the rubber pad, the utility model is provided with the workbench, the fixed screw, the sliding block, the limiting groove, the rotating shaft, the rotating block and the rubber pad, because the rotating block can rotate an adjusting angle in the limiting groove, the rubber pad is attached to the surfaces of the medical instruments in different shapes for limiting the medical instruments, so that the medical instruments in different shapes can be quickly limited, and the rubber pad can reduce the hard friction between the fixing device and the medical instruments.

Description

Hardness testing device of medical instrument

Technical Field

The utility model relates to the technical field of medical equipment, specifically a medical equipment's hardness testing arrangement.

Background

Hardness is one of the most commonly used indexes for evaluating mechanical properties of metal materials, and because medical instruments concern life safety of people, various data of materials need to be carefully known when selecting and producing the materials, so that the safety of the medical instruments is ensured, and because many instruments are manufactured by metal in the field of the existing medical instruments, the hardness also becomes an important factor of consideration, and the hardness can be used for manufacturing the medical instruments only when reaching certain hardness, so that the hardness of the medical instruments with different shapes needs to be tested;

however, the existing hardness testing device can only fix the instruments with regular shapes, and the problem of difficulty in fixing the instruments with irregular shapes is caused when the instruments with irregular shapes are measured, so that the testing result is inaccurate, the use of the medical instruments is affected, and even the health of people is harmed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a medical instrument's hardness testing arrangement can effectively solve present hardness testing arrangement who proposes in the above-mentioned background art, can only fix the regular apparatus of shape, has the problem that is difficult to fix when measuring irregular apparatus, leads to the test result inaccurate, influences medical instrument's use, endangers people's healthy problem even.

In order to achieve the above object, the utility model provides a following technical scheme: the hardness testing device for the medical instrument comprises a workbench, wherein four corners of the top end of the workbench are fixedly connected with fixing screw rods through threads, sliding blocks are sleeved on the outer sides of the fixing screw rods, limiting blocks are fixedly connected to the outer sides of the sliding blocks, positioning blocks are sleeved on the outer sides of the limiting blocks, limiting grooves are formed in one ends of the limiting blocks, rotating shafts are fixedly connected to the inner sides of the limiting grooves, rotating blocks are sleeved on the outer sides of the rotating shafts, and rubber pads are fixedly connected to one ends of the rotating blocks;

the top fixedly connected with support of workstation, the embedding of the top middle part of support is installed the slip bucket, the inboard top position department fixedly connected with reset spring of slip bucket, reset spring's bottom fixedly connected with slider that resets, the top fixedly connected with slide bar of slider that resets, the top fixedly connected with briquetting of slide bar, the bottom fixedly connected with hardness tester of slider that resets.

Preferably, the top end of the workbench is provided with a threaded hole at a position corresponding to the fixing screw rod, and the workbench is connected with the fixing screw rod through threads.

Preferably, a sliding groove is formed in the position, corresponding to the limiting block, of one end of the positioning block, and the positioning block is connected with the limiting block in a sliding mode through the sliding groove.

Preferably, the diameter of the reset slide block is equal to the inner diameter of the sliding barrel, a movable hole is formed in the position, corresponding to the sliding rod, of the top end of the sliding barrel, and the sliding rod is in sliding connection with the sliding barrel through the movable hole.

Preferably, the bottom four corners position department of workstation all fixedly connected with sliding groove board, sliding groove board's one end fixedly connected with screw thread piece, the inboard of screw thread piece is rotated through the screw thread and is connected with horizontal screw, horizontal screw's spacing piece of one end fixedly connected with, non-slip block has been cup jointed in the one end outside of horizontal screw, sliding groove board's inboard sliding connection has the support column, the one end fixedly connected with level bar of workstation.

Preferably, a circular groove is formed in the middle of one end of the anti-slip block, the limiting piece is embedded into the inner side of the circular groove, and an anti-slip rubber block is bonded to one end of the anti-slip block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. be provided with the workstation, fixing screw, the sliding block, the stopper, the locating piece, the spacing groove, the axis of rotation, turning block and rubber pad, twist to the bottom through fixing screw, can drive the stopper lapse, because the turning block can be at spacing inslot rotation angle regulation, consequently, the turning block can exert force to different angles, it is spacing to it on the surface of different shapes medical instrument through the rubber pad laminating, it is spacing to be favorable to quick medical instrument to different shapes, guarantee the accuracy of hardness test, and adopt the rubber pad can reduce the rigid friction between fixing device and the medical instrument, protect medical instrument's integrality.

2. The horizontal screw is screwed down to limit the supporting column, so that the workbench is ensured to be in a horizontal position, the phenomenon that the stress of medical equipment is uneven when the hardness is tested due to the inclination of the workbench is prevented, the testing effect is influenced, and the accuracy of the testing result is ensured.

3. Be provided with the slip bucket, reset spring, the slider resets, the slide bar, briquetting and hardness tester, after medical instrument is fixed, through pressing the briquetting downwards, can be quick press medical instrument's surface with hardness tester, then test it, and can prevent hardness tester skew position through the slider that resets, it is even to guarantee to be tested article atress, reset spring can reset the slider that resets again after the test is accomplished, in order to make things convenient for next use, convenient and fast has improved work efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a cross-sectional view of the stopper of the present invention;

fig. 3 is a sectional view of the sliding barrel of the present invention;

fig. 4 is a sectional view of the sliding groove plate of the present invention;

FIG. 5 is a schematic view of the mounting structure of the anti-slip block of the present invention;

reference numbers in the figures: 1. a work table; 2. fixing the screw rod; 3. a slider; 4. a limiting block; 5. positioning blocks; 6. a limiting groove; 7. a rotating shaft; 8. rotating the block; 9. a rubber pad; 10. a support; 11. a sliding barrel; 12. a return spring; 13. resetting the sliding block; 14. a slide bar; 15. briquetting; 16. a hardness tester; 17. a sliding groove plate; 18. a thread block; 19. a horizontal screw; 20. a limiting sheet; 21. a slip-resistant block; 22. a support pillar; 23. a level bar.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-5, the utility model provides a technical scheme, a hardness testing device for medical instruments, which comprises a workbench 1, wherein four corners of the top end of the workbench 1 are fixedly connected with fixed screws 2 through threads, threaded holes are arranged at positions of the top end of the workbench 1 corresponding to the fixed screws 2, the workbench 1 is connected with the fixed screws 2 through threads, so as to facilitate the adjustment of the positions of the fixed screws 2, sliding blocks 3 are sleeved at the outer sides of the fixed screws 2, limit blocks 4 are fixedly connected at the outer sides of the sliding blocks 3, positioning blocks 5 are sleeved at the outer sides of the limit blocks 4, sliding grooves are arranged at positions of one ends of the positioning blocks 5 corresponding to the limit blocks 4, the positioning blocks 5 are slidably connected with the limit blocks 4 through the sliding grooves, so as to facilitate the limit of the limit blocks 4 by the positioning blocks 5, a limit groove 6 is arranged at one end of the limit blocks 4, and a rotating shaft 7 is fixedly connected at the inner sides of the limit grooves 6, a rotating block 8 is sleeved on the outer side of the rotating shaft 7, and one end of the rotating block 8 is fixedly connected with a rubber pad 9;

top fixedly connected with support 10 of workstation 1, sliding barrel 11 is installed in the top middle part embedding of support 10, the diameter of slider 13 that resets equals the internal diameter of sliding barrel 11, the movable hole is seted up with sliding rod 14 correspondence position department in the top of sliding barrel 11, sliding rod 14 passes through movable hole and sliding barrel 11 sliding connection, make things convenient for sliding rod 14 to slide in sliding barrel 11 inboard, the inboard top position department fixedly connected with reset spring 12 of sliding barrel 11, reset spring 12's bottom fixedly connected with slider 13 that resets, the top fixedly connected with sliding rod 14 of slider 13 that resets, sliding rod 14's top fixedly connected with briquetting 15, the bottom fixedly connected with hardness tester 16 of slider 13 that resets, hardness tester 16 is portable pen type hardness tester, the model is LM 330.

Equal fixedly connected with slip frid 17 in bottom four corners position department of workstation 1, the one end fixedly connected with screw thread piece 18 of slip frid 17, the inboard of screw thread piece 18 is connected with horizontal screw rod 19 through the screw thread rotation, horizontal screw rod 19's spacing piece of one end fixedly connected with 20, limited slip 21 has been cup jointed in the one end outside of horizontal screw rod 19, the circular slot has been seted up in limited slip 21's one end middle part position department, limited slip 21's one end bonds and has anti-skidding rubber piece, increase the friction between limited slip 21 and the support column 22, spacing piece 20 imbeds in the inboard of circular slot, conveniently carry on spacingly to limited slip 21, the inboard sliding connection of slip frid 17 has support column 22, the one end fixedly connected with level bar 23 of workstation 1.

The utility model discloses a theory of operation and use flow: firstly, moving the equipment to a required position, then unscrewing four horizontal screws 19, then respectively lifting four corners of a workbench 1 by observing horizontal rulers 23, observing the horizontal rulers 23, screwing the horizontal screws 19 when the workbench 1 is in a horizontal state, and adjusting the horizontal position of the workbench 1 to fix medical equipment;

then, the fixed screw 2 is unscrewed, the medical instrument is placed at the top of the workbench 1, then the fixed screw 2 is screwed down, at the moment, a nut at the top of the fixed screw 2 drives the sliding block 3 to slide downwards, the sliding block 3 drives the limiting block 4 to move downwards, at the moment, the limiting block 4 is limited by the positioning block 5 to prevent the limiting block 4 from deviating, at the moment, the rubber pad 9 can contact the surface of the medical instrument, because the rotating block 8 can rotate to adjust the position inside the limiting groove 6, the rubber pad 9 can be completely attached to the surfaces of the medical instruments in different shapes, then the fixed screw 2 is screwed down to fix the medical instrument, after the rubber pad 9 is attached to the surfaces of the medical instruments in different shapes to limit the medical instrument, the accuracy of the hardness test is ensured, and the rubber pad 9 can reduce the hard friction between the fixing device and the medical instrument, protecting the integrity of the medical device;

finally, after medical instrument is fixed, through pressing briquetting 15 downwards, can be quick press the surface of medical instrument with hardness tester 16, the test needle of 16 tip of hardness tester can touch the surface of medical instrument this moment, then test it, hardness test result can show through hardness tester 16, and can prevent hardness tester 16 skew position through slider 13 that resets, it is even to guarantee by the test article atress, reset spring 12 can reset slider 13 that resets again after the test is accomplished, in order to make things convenient for next use, high convenience and high speed, and the work efficiency is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A hardness testing device of medical instrument, includes workstation (1), its characterized in that: four corners of the top end of the workbench (1) are fixedly connected with fixed screws (2) through threads, sliding blocks (3) are sleeved on the outer sides of the fixed screws (2), limiting blocks (4) are fixedly connected to the outer sides of the sliding blocks (3), positioning blocks (5) are sleeved on the outer sides of the limiting blocks (4), limiting grooves (6) are formed in one ends of the limiting blocks (4), rotating shafts (7) are fixedly connected to the inner sides of the limiting grooves (6), rotating blocks (8) are sleeved on the outer sides of the rotating shafts (7), and rubber pads (9) are fixedly connected to one ends of the rotating blocks (8);

the top fixedly connected with support (10) of workstation (1), the top middle part embedding of support (10) is installed slip bucket (11), the inboard top position department fixedly connected with reset spring (12) of slip bucket (11), the bottom fixedly connected with of reset spring (12) slider (13) that resets, the top fixedly connected with slide bar (14) of slider (13) that resets, the top fixedly connected with briquetting (15) of slide bar (14), the bottom fixedly connected with hardness tester (16) of slider (13) that resets.

2. The device for testing the hardness of a medical instrument according to claim 1, wherein: the top end of the workbench (1) is provided with a threaded hole at a position corresponding to the fixing screw rod (2), and the workbench (1) is connected with the fixing screw rod (2) through threads.

3. The device for testing the hardness of a medical instrument according to claim 1, wherein: the one end of locating piece (5) and stopper (4) correspond the position department and have seted up the sliding tray, and locating piece (5) and stopper (4) pass through sliding tray sliding connection.

4. The device for testing the hardness of a medical instrument according to claim 1, wherein: the diameter of the reset sliding block (13) is equal to the inner diameter of the sliding barrel (11), a movable hole is formed in the position, corresponding to the sliding rod (14), of the top end of the sliding barrel (11), and the sliding rod (14) is connected with the sliding barrel (11) in a sliding mode through the movable hole.

5. The device for testing the hardness of a medical instrument according to claim 1, wherein: the utility model discloses a slide groove plate, including workstation (1), the equal fixedly connected with of bottom four corners position department of workstation (1) sliding groove plate (17), the one end fixedly connected with screw thread piece (18) of sliding groove plate (17), the inboard of screw thread piece (18) is rotated through the screw thread and is connected with horizontal screw (19), the spacing piece of one end fixedly connected with (20) of horizontal screw (19), non-slip block (21) have been cup jointed in the one end outside of horizontal screw (19), the inboard sliding connection of sliding groove plate (17) has support column (22), the one end fixedly connected with level bar (23) of workstation (1).

6. The device for testing the hardness of a medical instrument according to claim 5, wherein: the middle position of one end of the anti-slip block (21) is provided with a circular groove, the limiting sheet (20) is embedded into the inner side of the circular groove, and one end of the anti-slip block (21) is bonded with an anti-slip rubber block.