Examination device for neurology department
By designing a combination of slider, indicator rod and scale in the neurology examination device, the problem of inaccurate spring preload adjustment in the prior art is solved, and observability and accurate adjustment of the spring compression amount is achieved.
Patent Information
- Application Number
- CN202323664418.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-29
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2033-12-29
AI Technical Summary
When the existing neurology examination device adjusts the pretension force of the spring, it is difficult to accurately observe the amount of compression of the spring, affecting the accuracy of the adjustment.
A device including a hammer handle, a sleeve and a hammer head is designed. The side wall of the hammer head is fixed with a slider, and the side wall of the sleeve is provided with a strip hole, one side of the slider is fixed with a first spring, and the outside of the sleeve is The wall is equipped with a scale, and the indicator rod is installed on the slider. The hammer head is driven by the driving assembly, and the slider moves to adjust the spring force, and the compression amount is observed using the indicator block and the scale.
Accurate adjustment and observation of the spring preload force is achieved, which facilitates the observation of the compressed amount of the spring during adjustment, and improves the accuracy of adjustment.
Smart Images
Figure CN222265240U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of neurology, and in particular to a neurology examination device. Background Art
[0002] At present, neurology is one of the important departments in hospitals. Neurologists often use percussion hammers, tactile needles and flashlights when examining patients.
[0003] Related technology can refer to the Chinese utility model patent with authorization announcement number CN212729854U, which discloses a neurological examination device, including a hammer handle and a sleeve, the sleeve is a cylindrical structure with openings at both ends, an adjustment component is axially fixed to the inner wall of one end of the sleeve, and a hammer head is slidably fitted on the inner wall of the other end of the sleeve, the outer end of the hammer head extends out of the sleeve and the inner end is fixedly connected to the adjustment component; the adjustment component includes a cover and a stud, the cover is interference fit with the sleeve, the cover is coaxially slidably fit with the stud, one end of the stud is fixedly connected to the hammer head, the other end of the stud extends out of the cover and is meshed with a locking nut on the outside, and the outer part of the stud located between the cover and the hammer head is fitted with a spring.
[0004] However, when the preload force of the spring is adaptively adjusted, it is inconvenient to observe the compression amount of the spring, which will affect the accuracy of adjusting the preload force of the spring. Utility Model Content
[0005] The present application provides a neurological examination device, which is convenient for observing the compression amount of the spring when the preload force of the spring is adaptively adjusted, and adopts the following technical solution:
[0006] A neurological examination device comprises a hammer handle, a sleeve and a hammer head, wherein a slider is fixedly connected to the side wall of the hammer head, a strip hole for sliding movement of the slider is provided on the side wall of the sleeve, a first spring is fixedly connected to one side of the slider, an end of the first spring away from the slider is fixedly connected to an inner wall of an end of the strip hole away from the hammer head; a driving component for driving the hammer head to move is installed at the end of the sleeve away from the hammer head; a scale is fixedly connected to the outer side wall of the sleeve, and an indicator rod is installed on the slider.
[0007] Preferably, an indicating block is fixedly connected to the bottom of the indicating rod, and the indicating block is arranged corresponding to the scale.
[0008] Preferably, the driving assembly includes a threaded cylinder threadedly connected to the inner wall of the sleeve and a rotating part fixed to one end of the threaded cylinder; a through hole is opened at the end of the threaded cylinder away from the rotating part, and a moving rod is slidably connected in the through hole, one end of the moving rod is fixed to one end of the hammer, and the other end is fixed to a limit block, and the limit block abuts against the inner wall of one end of the threaded cylinder close to the hammer head.
[0009] Preferably, a connecting ring is fixedly connected to one end of the rotating portion close to the threaded barrel, and the connecting ring is threadedly connected to the outer side wall of the threaded barrel.
[0010] Preferably, a threaded rod is fixedly connected to one end of the indicating rod close to the sliding block, and a threaded hole for threaded connection of the threaded rod is provided on the sliding block.
[0011] Preferably, a connecting tube is fixedly connected to the bottom of the sleeve, the top of the hammer handle is inserted into the inner cavity of the connecting tube, and a fixing component for fixing the hammer handle is installed in the connecting tube.
[0012] Preferably, the fixing assembly includes a through hole formed in the side wall of the connecting tube, a rod slidably connected to the through hole, and a handle fixed to one end of the rod; a slot is formed in the side wall of the hammer handle, and one end of the rod is inserted into the slot.
[0013] Preferably, a sliding groove is provided on the side wall of the perforation, a moving block is slidably connected in the sliding groove, the moving block is fixed to the side wall of the insertion rod, a second spring is fixed to the side of the moving block away from the hammer handle, and one end of the second spring away from the moving block is fixed to the inner wall of the sliding groove away from the hammer handle; a slope is provided on the side of the insertion rod close to the hammer handle.
[0014] In summary, this application has the following beneficial effects:
[0015] 1. When the preload force of the first spring needs to be adjusted, the hammer is first driven to move by the driving assembly, and the movement of the hammer drives the slider to move, and the movement of the slider can adjust the preload force of the first spring; when the preload force of the first spring is adjusted, the compression amount of the first spring can be observed under the action of the indicator block and the scale; in summary, by adopting the above scheme, when the preload force of the first spring is adaptively adjusted, the compression amount of the first spring can be observed;
[0016] 2. When the hammer head needs to be driven to move, the threaded barrel is first driven to rotate through the rotating part, the threaded barrel rotates to drive the limit block to move, the limit block moves to drive the moving rod to move, and the moving rod moves to drive the hammer head to move; the driving assembly is provided to facilitate driving the hammer head to move;
[0017] 3. When it is necessary to connect the hammer handle with the cylinder body, the hammer handle is first moved to be inserted into the inner cavity of the connecting tube. At this time, the hammer handle drives the insertion rod to move away from the slot under the action of the inclined surface. The movement of the insertion rod drives the movement of the moving block, and the movement of the moving block presses the second spring. When the hammer handle is inserted into the inner cavity of the connecting tube, the moving block drives the insertion rod to be inserted into the slot under the action of the second spring, so that the hammer handle can be connected to the cylinder body. In summary, by adopting the above scheme, it is convenient to connect the hammer handle with the cylinder body. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application;
[0019] Figure 2 This is a cross-sectional view used to highlight the internal structure of the cylinder in the embodiment of the present application;
[0020] Figure 3 This is a cross-sectional view used to highlight the connection between the indicator rod and the slider in the embodiment of the present application;
[0021] Figure 4 It is a cross-sectional view used to highlight the fixing component in the embodiment of the present application.
[0022] Explanation of the accompanying drawings: 1. hammer handle; 11. slot; 2. sleeve; 21. strip hole; 3. hammer head; 31. slider; 311. threaded hole; 32. first spring; 33. indicator rod; 331. threaded rod; 34. indicator block; 4. scale; 5. drive assembly; 51. threaded cylinder; 511. through hole; 52. rotating part; 521. connecting ring; 53. moving rod; 54. limit block; 6. connecting pipe; 7. fixing assembly; 71. through hole; 72. insertion rod; 721. inclined surface; 73. handle; 74. slide groove; 75. moving block; 76. second spring. DETAILED DESCRIPTION
[0023] The following is combined with Figure 1-4 This application is described in further detail.
[0024] The same parts are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.
[0025] The present application discloses a neurological examination device, comprising a hammer handle 1, a sleeve 2 and a hammer head 3, wherein two sliders 31 are fixedly connected to the side wall of the hammer head 3, and two strip holes 21 for sliding movement of the sliders 31 are opened on the side wall of the sleeve 2, and a first spring 32 is fixedly connected to one side of each slider 31, and one end of the first spring 32 away from the slider 31 is fixedly connected to the inner wall of one end of the strip hole 21 away from the hammer head 3; a driving component 5 for driving the hammer head 3 to move is installed at one end of the sleeve 2 away from the hammer head 3; a scale 4 is fixedly connected to the outer wall of the sleeve 2, and an indicator rod 33 is installed on a slider 31. When the preload force of the first spring 32 needs to be adjusted, the hammer head 3 is first driven to move through the driving assembly 5, and the movement of the hammer head 3 drives the slider 31 to move, and the movement of the slider 31 can adjust the preload force of the first spring 32; when the preload force of the first spring 32 is adjusted, at this time, under the action of the indicating block 34 and the scale 4, it is convenient to observe the compression amount of the first spring 32; in summary, by adopting the above scheme, when the preload force of the first spring 32 is adaptively adjusted, it is convenient to observe the compression amount of the first spring 32.
[0026] The bottom of the indicator rod 33 is fixedly connected with an indicator block 34, which is arranged corresponding to the scale 4; the end of the indicator rod 33 close to the slider 31 is fixedly connected with a threaded rod 331, and the slider 31 is provided with a threaded hole 311 for threading the threaded rod 331. The indicator block 34 is arranged to facilitate further reading; the threaded rod 331 and the threaded hole 311 are arranged to facilitate the connection between the indicator rod 33 and the slider 31.
[0027] The driving assembly 5 comprises a threaded barrel 51 threadedly connected to the inner wall of the sleeve 2 and a rotating part 52 fixed to one end of the threaded barrel 51; the threaded barrel 51 is arranged along the axial direction of the sleeve 2, and the end of the threaded barrel 51 close to the rotating part 52 is completely open, and the end of the threaded barrel 51 away from the rotating part 52 is provided with a through hole 511, and a moving rod 53 is connected in the through hole 511 along the axial direction of the sleeve 2. One end of the moving rod 53 is fixed to one end of the hammer, and the other end is fixed to a limit block 54, and the limit block 54 abuts against the inner wall of one end of the threaded barrel 51 close to the hammer head 3. When the hammer head 3 needs to be driven to move, the threaded barrel 51 is first driven to rotate by the rotating part 52, and the threaded barrel 51 rotates to drive the limit block 54 to move, and the limit block 54 moves to drive the moving rod 53 to move, and the movement of the moving rod 53 can drive the hammer head 3 to move; the driving assembly 5 is arranged to facilitate the movement of the hammer head 3.
[0028] A connecting ring 521 is fixedly connected to one end of the rotating part 52 close to the threaded barrel 51. The connecting ring 521 is arranged along the axial direction of the sleeve 2 and is threadedly connected to the outer wall of the threaded barrel 51. The connecting ring 521 is arranged to facilitate the connection between the rotating part 52 and the threaded barrel 51.
[0029] A connecting tube 6 is fixedly connected to the bottom of the sleeve 2 , and the top of the hammer handle 1 is inserted into the inner cavity of the connecting tube 6 . A fixing component 7 for fixing the hammer handle 1 is installed in the connecting tube 6 .
[0030] The fixing assembly 7 includes a through hole 71 provided on the side wall of the connecting tube 6, a rod 72 slidably connected to the through hole 71, and a handle 73 fixed to one end of the rod 72; a slot 11 is provided on the side wall of the hammer handle 1, one end of the rod 72 is inserted into the slot 11, a slide groove 74 is provided on the side wall of the through hole 71, a moving block 75 is slidably connected along the axial direction of the rod 72 in the slide groove 74, the moving block 75 is fixed to the side wall of the rod 72, a second spring 76 is fixed to the side of the moving block 75 away from the hammer handle 1, and one end of the second spring 76 away from the moving block 75 is fixed to the inner wall of the end of the slide groove 74 away from the hammer handle 1; a slope 721 is provided on the side of the rod 72 close to the hammer handle 1. When it is necessary to connect the hammer handle 1 with the cylinder body, the hammer handle 1 is first moved so that it is inserted into the inner cavity of the connecting tube 6. At this time, the hammer handle 1 drives the insertion rod 72 to move away from the slot 11 under the action of the inclined surface 721. The movement of the insertion rod 72 drives the moving block 75 to move, and the moving block 75 moves to press the second spring 76. When the hammer handle 1 is inserted into the inner cavity of the connecting tube 6, the moving block 75 drives the insertion rod 72 to be inserted into the slot 11 under the action of the second spring 76, so that the hammer handle 1 can be connected to the cylinder body. In summary, by adopting the above scheme, it is convenient to connect the hammer handle 1 with the cylinder body.
[0031] Working principle: when the preload force of the first spring 32 needs to be adjusted, first drive the threaded barrel 51 to rotate through the rotating part 52, the threaded barrel 51 rotates to drive the limit block 54 to move, the limit block 54 moves to drive the moving rod 53 to move, the moving rod 53 moves to drive the hammer head 3 to move, the hammer head 3 moves to drive the slider 31 to move, and the movement of the slider 31 can adjust the preload force of the first spring 32; when the preload force of the first spring 32 is adjusted, at this time, under the action of the indicating block 34 and the scale 4, it is convenient to observe the compression amount of the first spring 32; in summary, by adopting the above scheme, when the preload force of the first spring 32 is adaptively adjusted, it is convenient to observe the compression amount of the first spring 32.
[0032] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. A neurological examination device, comprising a hammer handle (1), a sleeve (2) and a hammer head (3), characterized in that: A slider (31) is fixedly connected to the side wall of the hammer head (3); a strip hole (21) for the slider (31) to slide is opened on the side wall of the sleeve (2); a first spring (32) is fixedly connected to one side of the slider (31); an end of the first spring (32) away from the slider (31) is fixedly connected to the inner wall of the strip hole (21) away from the hammer head (3); a driving component (5) for driving the hammer head (3) to move is installed at the end of the sleeve (2) away from the hammer head (3); a scale (4) is fixedly connected to the outer wall of the sleeve (2); and an indicator rod (33) is installed on the slider (31).
2. A neurological examination device according to claim 1, characterized in that: An indicating block (34) is fixedly connected to the bottom of the indicating rod (33), and the indicating block (34) is arranged corresponding to the scale (4).
3. A neurological examination device according to claim 1, characterized in that: The driving assembly (5) comprises a threaded barrel (51) threadedly connected to the inner wall of the sleeve (2) and a rotating portion (52) fixedly connected to one end of the threaded barrel (51); a through hole (511) is provided at one end of the threaded barrel (51) away from the rotating portion (52); a moving rod (53) is slidably connected in the through hole (511); one end of the moving rod (53) is fixedly connected to one end of the hammer, and the other end is fixedly connected to a limit block (54); the limit block (54) abuts against the inner wall of one end of the threaded barrel (51) close to the hammer head (3).
4. A neurological examination device according to claim 3, characterized in that: A connecting ring (521) is fixedly connected to one end of the rotating portion (52) close to the threaded barrel (51), and the connecting ring (521) is threadedly connected to the outer wall of the threaded barrel (51).
5. A neurological examination device according to claim 1, characterized in that: A threaded rod (331) is fixedly connected to one end of the indicating rod (33) close to the sliding block (31), and a threaded hole (311) for threaded connection of the threaded rod (331) is provided on the sliding block (31).
6. A neurological examination device according to claim 1, characterized in that: A connecting tube (6) is fixedly connected to the bottom of the sleeve (2), the top of the hammer handle (1) is inserted into the inner cavity of the connecting tube (6), and a fixing component (7) for fixing the hammer handle (1) is installed in the connecting tube (6).
7. A neurological examination device according to claim 6, characterized in that: The fixing assembly (7) comprises a through hole (71) formed on the side wall of the connecting tube (6), an insert rod (72) slidably connected to the through hole (71), and a handle (73) fixed to one end of the insert rod (72); a slot (11) is formed on the side wall of the hammer handle (1), and one end of the insert rod (72) is inserted into the slot (11).
8. A neurological examination device according to claim 7, characterized in that: The side wall of the through hole (71) is provided with a sliding groove (74), a moving block (75) is slidably connected in the sliding groove (74), the moving block (75) is fixedly connected to the side wall of the insertion rod (72), a second spring (76) is fixedly connected to the side of the moving block (75) away from the hammer handle (1), and one end of the second spring (76) away from the moving block (75) is fixedly connected to the inner wall of the sliding groove (74) away from the hammer handle (1); and a slope (721) is provided on the side of the insertion rod (72) close to the hammer handle (1).