CN110821948B - Damping structure, rocker arm mechanism and medical equipment - Google Patents
Damping structure, rocker arm mechanism and medical equipment Download PDFInfo
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- CN110821948B CN110821948B CN201910976781.0A CN201910976781A CN110821948B CN 110821948 B CN110821948 B CN 110821948B CN 201910976781 A CN201910976781 A CN 201910976781A CN 110821948 B CN110821948 B CN 110821948B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B50/20—Holders specially adapted for surgical or diagnostic appliances or instruments
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Abstract
The invention provides a damping structure, a rocker mechanism and medical equipment, and provides the medical equipment, wherein the rocker mechanism is arranged on the medical equipment, the rocker mechanism comprises a first rocker, a second rocker and a damping structure, and the damping structure comprises: the friction piece is arranged on the first base, the second base is arranged on the second base, the first adjusting assembly is arranged on the second adjusting assembly, the rotating shaft is arranged on the first base, the friction piece is arranged on the second base, the first limiting structure is arranged at one end of the rotating shaft, one end of the first rocker arm is fixedly connected to the first base, and the second rocker arm is fixedly connected to the second base. Under the cooperation of first adjusting part and second adjusting part, with the damping size adjustment between first base and the second base suitable back, can make the rocking arm among the rocking arm mechanism who has assembled this damping structure keep specific angle to the angle of rocking arm in can adjusting rocking arm mechanism under the effect of external force, damping structure enables rocking arm mechanism's rocking arm to keep at this angle after the angle has been adjusted, and is more swift high-efficient during angle regulation.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a damping structure, a rocker mechanism and medical equipment.
Background
With the rapid development of modern medical treatment, medical instruments are more and more widely used, many medical devices in the medical instruments need to hang some medical instruments, and the medical instruments need to be adjusted in position or angle according to actual use conditions, some structures with joints are adopted in the related art for hanging the medical instruments, but the joints of the structures need to manually loosen or lock locking structures arranged on the joints so as to realize the operation of angle adjustment, and the use process is complicated and time-consuming.
Disclosure of Invention
The invention aims to provide a damping structure, a rocker arm mechanism and medical equipment, which can be used for adjusting an angle more quickly and efficiently.
To solve the above technical problem, the present invention is achieved as follows, and a damping structure includes: the rotating shaft is provided with a first limiting structure at one end, the first base, the friction piece and the second base are sequentially sleeved on the rotating shaft, the first base is connected with the first limiting structure, the first limiting structure is used for preventing the first base from being separated from the corresponding end of the rotating shaft, the second base and the friction piece are both rotatably assembled with the rotating shaft, the first adjusting assembly is assembled on the rotating shaft and positioned on the side, far away from the first base, of the second base, the first adjusting assembly is used for extruding the second base along the rotating shaft towards the direction close to the first base so as to enable two end faces of the friction piece to be tightly attached to the first base and the second base respectively, and the second adjusting assembly is wrapped on the outer side of the friction piece, the second adjusting assembly is used for applying radial force towards the rotating shaft to the friction piece to enable the inner wall surface of the friction piece to be attached to the outer wall surface of the rotating shaft.
Furthermore, the first limiting structure comprises an abutting flange, the abutting flange extends outwards from the periphery of the end part of the rotating shaft in the radial direction, and the abutting flange abuts against one side of the first base.
Furthermore, the first limiting structure further comprises a first limiting surface for preventing the first base from rotating around the rotating shaft, the first limiting surface is located on the outer wall of the shaft body of the rotating shaft, the first base is provided with a limiting hole, the inner wall of the limiting hole comprises a second limiting surface, the rotating shaft penetrates through the limiting hole, and the first limiting surface is correspondingly matched with the second limiting surface.
Further, the first adjusting component comprises an adjusting nut, an outer wall of one end, far away from the abutting flange, of the rotating shaft is provided with an external thread matched with the adjusting nut, and the adjusting nut is assembled with the rotating shaft in a threaded mode.
Further, the first adjusting assembly further comprises a gasket, and the gasket is sleeved on the rotating shaft and located between the adjusting nut and the second base.
Further, the second adjusting component comprises an adjusting piece and an adjusting screw, the adjusting piece is provided with a pressing surface, the adjusting piece is wrapped on the outer side of the friction piece, the pressing surface abuts against the outer side of the friction piece, the adjusting screw is connected to the adjusting piece, and the adjusting screw is used for adjusting the tension of the adjusting piece.
Furthermore, the adjusting part is an open ring, two ends of the adjusting part extend outwards to form adjusting protrusions, adjusting holes are formed in the adjusting protrusions, and the adjusting screw penetrates through the adjusting hole of the adjusting protrusion and is assembled with the adjusting hole of the adjusting protrusion in a threaded mode.
Further, the adjusting piece is provided with a deformation groove formed by being sunken from the abutting surface.
Further, the first base and the adjusting piece are fixedly connected through screws.
Further, a rocker arm mechanism is provided, which is characterized by comprising a first rocker arm, a second rocker arm and the damping structure as described above, wherein one end of the first rocker arm is fixedly connected to the first base, and the second rocker arm is fixedly connected to the second base.
Further, rocker arm mechanism still includes coupling assembling, coupling assembling includes sliding seat and fixed block, the fixed block passes through the fix with screw the sliding seat, the fixed block with form the centre gripping mouth between the sliding seat, the centre gripping mouth matches with first rocking arm, first rocking arm sliding assembly in the centre gripping mouth.
Furthermore, the connecting assembly further comprises a clamping piece, the clamping piece is hinged to the sliding seat, the free end of the clamping piece is provided with a clamping hook, a clamping groove is formed in the corresponding position of the sliding seat, and a positioning structure is arranged at the position, corresponding to the clamping piece, of the sliding seat.
Further, a medical device is provided, comprising a damping structure as described in any of the above.
Compared with the prior art, the damping structure, the rocker mechanism and the medical equipment have the advantages that:
after the damping structure is assembled in the rocker mechanism, the distance between the second base and the first base can be adjusted by adjusting the first adjusting component so as to adjust the pressure of the friction piece, the first base and the second base in the axial direction of the rotating shaft, thereby realizing the adjustment of the friction force between the end surface of the friction piece and the first base and the second base, the friction force between the friction piece and the rotating shaft can be adjusted by adjusting the second adjusting component, the adjustment of the damping magnitude between the first base and the second base is realized under the matching of the first adjusting component and the second adjusting component, after the damping magnitude between the first base and the second base is adjusted properly, the rocker arm in the rocker mechanism assembled with the damping structure can keep a specific angle, the angle of the rocker arm in the rocker mechanism can be adjusted under the action of external force, and after the angle is adjusted, the damping structure can keep the rocker arm of the rocker arm in the rocker mechanism at the angle, the joint of the rocker arm mechanism is not required to be loosened and locked every time the angle is adjusted, and the angle is adjusted more quickly and efficiently.
Drawings
FIG. 1 is a schematic view of the overall construction of a rocker mechanism in an embodiment of the invention;
FIG. 2 is a schematic diagram of a partially exploded perspective view of a rocker mechanism in an embodiment of the invention;
FIG. 3 is a schematic view showing the overall structure of a damper structure according to an embodiment of the present invention;
fig. 4 is a schematic perspective exploded view of a damping structure according to an embodiment of the present invention.
In the drawings, each reference numeral denotes: 001. a damping structure; 1. a rotating shaft; 2. a first base; 3. a friction member; 4. a second base; 5. a first adjustment assembly; 6. a second adjustment assembly; 11. a first limit structure; 21. a limiting hole; 51. adjusting the nut; 52. a gasket; 61. an adjustment member; 62. an adjusting screw; 111. abutting against the flange; 112. a first limiting surface; 211. a second limiting surface; 611. pressing the surface; 612. an adjusting projection; 613. a deformation groove; 002. a first rocker arm; 003. a second rocker arm; 004. a connecting assembly; 041. a sliding seat; 042. a fixed block; 043. a clamping member; 0411. a card slot; 0412. a positioning structure; 0431. a hook.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example (b):
in the present embodiment, a medical device is provided, wherein a rocker mechanism is disposed on the medical device, as shown in fig. 1 to 4, the rocker mechanism comprises a first rocker arm 002, a second rocker arm 003 and a damping structure 001, wherein the damping structure 001 comprises: the rotating shaft 1, the first base 2, the friction piece 3, the second base 4, the first adjusting component 5 and the second adjusting component 6, one end of the rotating shaft 1 is provided with a first limiting structure 11, the first base 2, the friction piece 3 and the second base 4 are sequentially sleeved on the rotating shaft 1, the first base 2 is connected with the first limiting structure 11, the first limiting structure 11 is used for preventing the first base 2 from being separated from the corresponding end of the rotating shaft 1, the second base 4 and the friction piece 3 are both rotatably assembled with the rotating shaft 1, the first adjusting component 5 is assembled on the rotating shaft 1 and located on the side, far away from the first base 2, of the second base 4, the first adjusting component 5 is used for extruding the second base 4 along the rotating shaft 1 towards the direction close to the first base 2 so that the two end faces of the friction piece 3 respectively cling to the first base 2 and the second base 4, the second adjusting component 6 wraps the outside of the friction piece 3, the second adjusting component 6 is used for applying radial force towards the rotating shaft 1 to the friction piece 3 to enable the inner wall face of the friction piece 3 to cling to the rotating shaft 1 tightly On the outer wall surface, one end of the first swing arm 002 is fixedly connected to the first base 2, and the second swing arm 003 is fixedly connected to the second base 4.
After the damping structure 001 is assembled in the rocker mechanism, the distance between the second base 4 and the first base 2 can be adjusted by adjusting the first adjusting component 5, so as to adjust the pressure of the friction member 3 and the first base 2 and the second base 4 in the axial direction of the rotating shaft 1, thereby realizing the adjustment of the friction force between the end surface of the friction member 3 and the first base 2 and the second base 4, the friction force between the friction member 3 and the rotating shaft 1 can be adjusted by adjusting the second adjusting component 6, the adjustment of the damping magnitude between the first base 2 and the second base 4 is realized under the cooperation of the first adjusting component 5 and the second adjusting component 6, after the damping magnitude between the first base 2 and the second base 4 is properly adjusted, the rocker arm in the rocker mechanism assembled with the damping structure 001 can keep a specific angle, and the angle of the rocker arm in the rocker mechanism can be adjusted under the action of external force, after the angle is adjusted, the damping structure enables the rocker arm of the rocker arm mechanism to be kept at the angle, the operation of loosening and locking the joint of the rocker arm mechanism is not needed when the angle is adjusted every time, and the angle is adjusted more quickly and efficiently.
The first limiting structure 11 includes a supporting flange 111 and a first limiting surface 112 for preventing the first base 2 from rotating around the rotating shaft 1, the supporting flange 111 is formed by extending radially outwards from the periphery of the end of the rotating shaft 1, the first limiting surface 112 is located on the outer wall of the shaft body of the rotating shaft 1, the first base 2 is provided with a limiting hole 21, the inner wall of the limiting hole 21 includes a second limiting surface 211, the rotating shaft 1 penetrates through the limiting hole 21, the first limiting surface 112 and the second limiting surface 211 are correspondingly matched, and the supporting flange 111 supports against one side of the first base 2. Specifically, in this embodiment, the outer wall of the shaft body of the rotating shaft 1 has two first limiting surfaces 112, the two first limiting surfaces 112 are both planar and parallel to the axis of the rotating shaft 1, the two first limiting surfaces 112 are disposed opposite to each other, and the two first limiting surfaces 112 both extend from the end of the rotating shaft 1 close to the abutting flange 111 to the end far from the abutting flange 111, correspondingly, the inner wall of the limiting hole 21 has two second limiting surfaces 211, when the rotating shaft 1 penetrates through the limiting hole 21, the first limiting surfaces 112 correspond to the corresponding second limiting surfaces 211, and in the process of rotating the first base 2, the first limiting surfaces 112 and the second limiting surfaces 211 can abut against each other, so as to prevent the first base 2 from rotating around the rotating shaft 1, and the abutting flange 111 and the shaft body of the rotating shaft 1 are integrally formed. In some embodiments, one, three, four, etc. first position-limiting surfaces 112 may be disposed on the rotating shaft 1, and the first position-limiting surfaces 112 may also be curved surfaces. In some embodiments, the rotating shaft 1 may be formed by connecting a separate shaft body and the abutting flange 111, specifically, the abutting flange 111 is in a sheet shape, the diameter of the abutting flange 111 is greater than that of the rotating shaft 1, and the abutting flange 111 may be fixed on the shaft body by screws to form the rotating shaft 1, in this arrangement, the first limiting surface 112 does not need to extend on the entire shaft body of the rotating shaft 1, and only the length of the first limiting surface 112 in the axial direction of the rotating shaft 1 needs to be greater than the thickness of the first base 2, and by using this arrangement, the abutting flange 111 may be fixed with the shaft body after the first base 2 is assembled with the shaft body of the rotating shaft 1 from the end of the shaft body of the rotating shaft 1 close to the first limiting structure 11, which may avoid reducing the material of the shaft body, thereby improving the strength of the shaft body of the rotating shaft 1. In some embodiments, the first position-limiting surface 112 may not be disposed on the shaft body of the rotating shaft 1, i.e., the first base 2 can rotate around the rotating shaft 1.
The first adjusting component 5 comprises an adjusting nut 51, an outer wall of one end, far away from the abutting flange 111, of the rotating shaft 1 is provided with an external thread matched with the adjusting nut 51, and the adjusting nut 51 is in threaded assembly with the rotating shaft 1. The first adjusting assembly 5 further includes a washer 52, and the washer 52 is sleeved on the rotating shaft 1 and located between the adjusting nut 51 and the second base 4. The adjusting nut 51 is rotated, so that the adjusting nut 51 can move towards the direction close to or far away from the first limiting structure 11 along the rotating shaft 1, and the second base 4 is driven to clamp or loosen the friction piece 3, so as to adjust the friction force between the end surface of the friction piece 3 and the first base 2 and the second base 4; the number of the spacers 52 may be set according to actual conditions, for example, one, two, three, four, five, etc., the spacers 52 have shaft holes adapted to the rotating shaft 1 so as to avoid rotation around the rotating shaft 1, and the spacers 52 may be set between the friction member 3 and the second base 4.
The second adjusting assembly 6 comprises an adjusting piece 61 and an adjusting screw 62, wherein the adjusting piece 61 is provided with a pressing surface 611, the adjusting piece 61 is wrapped on the outer side of the friction piece 3, the pressing surface 611 is pressed on the outer side of the friction piece 3, the adjusting screw 62 is connected to the adjusting piece 61, and the adjusting screw 62 is used for adjusting the tension of the adjusting piece 61. The adjusting part 61 is an open ring, two ends of the adjusting part 61 respectively extend outwards to form adjusting protrusions 612, adjusting holes are respectively formed in the two adjusting protrusions 612, and the adjusting screw 62 penetrates through the adjusting hole of one adjusting protrusion 612 and is in threaded assembly with the adjusting hole of the other adjusting protrusion 612. By turning the adjusting screw 62, the two ends of the adjusting member 61 can be moved closer to or away from each other, thereby changing the tension of the adjusting member 61, namely: make the taut shrink of regulating part 61 or relax the relaxation for the power that supports the pressing surface 611 and support the friction member 3 outside changes, and then make the contraction of friction member 3 or relax the pressure between the inner wall and the pivot 1 outer wall with change friction member 3, thereby the frictional force between adjustment friction member 3 and the pivot 1, frictional force through 3 both ends faces of friction member and internal wall face, can make damping structure 001 obtain bigger damping, and can adjust the damping size through two kinds of modes, make the regulation more nimble. In this embodiment, the friction member 3 is made of an elastic material, and the friction member 3 is provided with a shaft hole, which is matched with the maximum diameter direction of the rotating shaft 1, so that the friction member 3 can be tightly attached to the outer wall surface of the rotating shaft 1 when being extruded.
In the present embodiment, in order to make the adjusting member 61 more sensitive and effective to the pressure adjustment of the friction member 3, the adjusting member 61 has a deforming groove 613 concavely formed from the pressing surface 611. In this embodiment, the adjusting member 61 has a deformation groove 613, and in other embodiments, the adjusting member 61 may have two, three, four, etc. deformation grooves 613. In the embodiment, in order to obtain a better damping adjustment effect, the first base 2 and the adjusting member 61 are fixedly connected by screws, so that on one hand, the adjusting member 61 can be more stable and reliable, and on the other hand, when the adjusting member 61 is in contact with the second base 4, a friction force can be obtained, thereby further obtaining the damping adjustment effect.
In this embodiment, first locating hole and second locating hole are seted up respectively to first base 2 and second base 4, and specific quantity is four, in other embodiments, the quantity of first locating hole and second locating hole can be two, three, five, six etc., first rocking arm 002 and second rocking arm 003 pass through the screw to be fixed respectively on first base 2 and second base 4, the screw is connected with first locating hole and second locating hole respectively, the tip of first rocking arm 002 and second rocking arm 003 all has the storage tank, first base 2 and second base 4 are arranged in the storage tank that corresponds the rocking arm respectively.
In this embodiment, the rocker arm mechanism includes a first rocker arm 002 and a second rocker arm 003, has a joint between the rocker arm of rocker arm mechanism, and damping structure 001 is installed to joint department, and second rocker arm 002 passes through damping structure 001 and rotates the assembly on medical equipment, and the joint end of keeping away from of first rocker arm 002 and second rocker arm 003 can set up damping structure 001 to the installation is used for the fixed assembly structure of medical device. In other embodiments, the rocker mechanism may include two, three, four, etc. first rocker arms 002 and second rocker arms 003, the first rocker arms 002 and second rocker arms 003 are connected, the connection order is not limited herein, each adjacent rocker arms are connected with a damping structure 001, the extension lines of the rotating shafts 1 in each damping structure 001 may be parallel to each other or have an included angle, when the extension lines of the rotating shafts 1 in all damping structures 001 are parallel to each other, each rocker arm in the rocker mechanism moves only in one plane, when an included angle is formed between the extension lines of the rotating shafts 1 in the damping structures 001, part of the rocker arms in the rocker mechanism may move in space, the included angle may be 30 °, 45 °, 60 °, 90 °, etc., and in an actual setting, an included angle of 90 ° may be preferred.
In this embodiment, the rocker arm mechanism further includes a connecting assembly 004, the connecting assembly 004 includes a sliding seat 041, a fixing block 042 and a clamping member 043, the fixing block 042 is fixed to the sliding seat 041 by screws, a clamping opening is formed between the fixing block 042 and the sliding seat 041, the clamping opening is matched with the first rocker arm 002, the first rocker arm 002 is slidably assembled in the clamping opening, the clamping member 043 is hinged to the sliding seat 041, a free end of the clamping member 043 is provided with a hook 0431, a corresponding position of the sliding seat 041 is provided with a slot 0411, a positioning structure 0412 is arranged at a position of the sliding seat 041 corresponding to the clamping member 043, the positioning structure 0412 is a plurality of positioning slots, the positioning slots and the clamping member 043 are matched to position the medical infusion tube, and a hook can be fixed at the bottom of the sliding seat 041, so as to hang the medical device.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A damping structure, comprising: pivot (1), first base (2), friction piece (3), second base (4), first adjusting part (5) and second adjusting part (6), the one end of pivot (1) has first limit structure (11), first base (2) friction piece (3) with second base (4) are located in proper order pivot (1), first base (2) with first limit structure (11) link to each other, first limit structure (11) are used for preventing first base (2) are followed the corresponding end of pivot (1) breaks away from, second base (4) with friction piece (3) all with pivot (1) rotate the assembly, first adjusting part (5) assemble in pivot (1) and be located keeping away from of second base (4) first base (2) side, first adjusting part (5) are used for with second base (4) are along pivot (1) is to being close to first adjusting part (6), second base (4) are along The direction of the first base (2) is extruded to enable two end faces of the friction piece (3) to be respectively attached to the first base (2) and the second base (4), the second adjusting component (6) comprises an adjusting piece (61) and an adjusting screw (62), the adjusting piece (61) is provided with a pressing surface (611), the adjusting piece (61) is wrapped on the outer side of the friction piece (3), the pressing surface (611) is pressed against the outer side of the friction piece (3), the adjusting screw (62) is connected to the adjusting piece (61), the adjusting screw (62) is used for adjusting the tension of the adjusting piece (61), the first base (2) and the adjusting piece (61) are fixedly connected through screws, the adjusting piece (61) is an open ring, two ends of the adjusting piece (61) respectively extend outwards to form adjusting protrusions (612), the two adjusting bulges (612) are respectively provided with an adjusting hole, and the adjusting screw (62) penetrates through the adjusting hole of one adjusting bulge (612) and is in threaded assembly with the adjusting hole of the other adjusting bulge (612).
2. The damping structure according to claim 1, wherein the first limiting structure (11) comprises an abutting flange (111), the abutting flange (111) extends radially outwards from the periphery of the end of the rotating shaft (1), and the abutting flange (111) abuts against one side of the first base (2).
3. The damping structure according to claim 2, wherein the first limiting structure (11) further comprises a first limiting surface (112) for preventing the first base (2) from rotating around the rotating shaft (1), the first limiting surface (112) is located on the outer wall of the shaft body of the rotating shaft (1), the first base (2) is provided with a limiting hole (21), the inner wall of the limiting hole (21) comprises a second limiting surface (211), the rotating shaft (1) penetrates through the limiting hole (21), and the first limiting surface (112) is correspondingly matched with the second limiting surface (211).
4. The damping structure according to claim 2, characterized in that the first adjusting component (5) comprises an adjusting nut (51), the outer wall of the end of the rotating shaft (1) far away from the abutting flange (111) is provided with an external thread matching with the adjusting nut (51), and the adjusting nut (51) is in threaded assembly with the rotating shaft (1).
5. The damping structure according to claim 4, characterized in that the first adjusting assembly (5) further comprises a spacer (52), the spacer (52) is sleeved on the rotating shaft (1) and is located between the adjusting nut (51) and the second base (4).
6. The structure, as set forth in any of claims 1 to 5, characterized in that the adjusting member (61) has a deformation groove (613) concavely formed from the abutting surface (611).
7. A rocker mechanism, comprising a first rocker (002), a second rocker (003) and a damping structure (001) according to any one of claims 1 to 6, the first rocker (002) being fixedly connected at one end to the first base (2) and the second rocker (003) being fixedly connected to the second base (4).
8. The rocker mechanism according to claim 7, characterized in that it further comprises a connection assembly (004), said connection assembly (004) comprising a sliding seat (041) and a fixed block (042), said fixed block (042) being fixed to said sliding seat (041) by means of screws, said fixed block (042) and said sliding seat (041) forming a clamping mouth therebetween, said clamping mouth being matched to a first rocker (002), said first rocker (002) being slidingly fitted in said clamping mouth.
9. The rocker mechanism according to claim 8, characterised in that the connecting assembly (004) further comprises a clamping element (043), the clamping element (043) is hinged to the sliding seat (041), the free end of the clamping element (043) is provided with a hook (0431), the corresponding position of the sliding seat (041) is provided with a slot (0411), and a positioning structure (0412) is arranged at the position of the sliding seat (041) corresponding to the clamping element (043).
10. A medical device, characterized in that it comprises a damping structure (001) according to any one of claims 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910976781.0A CN110821948B (en) | 2019-10-15 | 2019-10-15 | Damping structure, rocker arm mechanism and medical equipment |
| PCT/CN2020/115529 WO2021073341A1 (en) | 2019-10-15 | 2020-09-16 | Damping structure, rocker arm mechanism, and medical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910976781.0A CN110821948B (en) | 2019-10-15 | 2019-10-15 | Damping structure, rocker arm mechanism and medical equipment |
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| Publication Number | Publication Date |
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| CN110821948A CN110821948A (en) | 2020-02-21 |
| CN110821948B true CN110821948B (en) | 2021-12-10 |
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| CN201910976781.0A Active CN110821948B (en) | 2019-10-15 | 2019-10-15 | Damping structure, rocker arm mechanism and medical equipment |
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| WO (1) | WO2021073341A1 (en) |
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| CN110821948B (en) * | 2019-10-15 | 2021-12-10 | 深圳市科曼医疗设备有限公司 | Damping structure, rocker arm mechanism and medical equipment |
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- 2019-10-15 CN CN201910976781.0A patent/CN110821948B/en active Active
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| CN104421323A (en) * | 2013-09-04 | 2015-03-18 | 昆山玮硕恒基电子科技有限公司 | Hollow multi-segment self-closing damper rotating shaft |
| CN204458794U (en) * | 2014-12-30 | 2015-07-08 | 深圳创锐思科技有限公司 | Damp hinge mechanism and folding-type electronic device |
| CN109505856A (en) * | 2018-11-22 | 2019-03-22 | 惠州元晖光电股份有限公司 | A kind of Damping rotation shaft and tubular arm damping hovering structure |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021073341A1 (en) | 2021-04-22 |
| CN110821948A (en) | 2020-02-21 |
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