CN220706142U

CN220706142U - Self-locking mechanism, sleeve belt and medical equipment

Info

Publication number: CN220706142U
Application number: CN202322044268.2U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Guangdong Transtek Medical Electronics Co Ltd
Current assignee: Guangdong Transtek Medical Electronics Co Ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-04-02
Anticipated expiration: 2033-07-31

Abstract

The utility model relates to the technical field of medical instruments, in particular to a self-locking mechanism, a sleeve belt and medical equipment. The self-locking mechanism includes: the device comprises a bottom shell, a rope set, a tension spring, a key and a key spring; the bottom shell is provided with a clamping block, the rope group penetrates through the bottom shell in a closed loop and penetrates through the clamping block, the key is clamped on the clamping block, the key spring is connected with the key, the key spring provides tension force directed towards the self-locking direction for the key, a clamping groove is formed between the clamping block and the bottom shell, and a tension spring is arranged in the clamping groove; after the self-locking is started, the rope group is stressed and drives the clamping block to move in a direction away from the key, the key is separated from the clamping block, the tension spring is compressed, and the key spring drives the key to reach the self-locking position. The utility model realizes the adjustment of the tightness of the wearable cuff by the self-locking principle of the mechanical structure, and is convenient to use.

Description

Self-locking mechanism, sleeve belt and medical equipment

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a self-locking mechanism, a sleeve belt and medical equipment.

Background

The wearing type cuff used clinically at present is fixed through the magic tape, so that the old is inconvenient to operate and needs to be operated simultaneously by two hands. In addition, the wearable cuff is required to be powered by an independent power supply, so that certain potential safety hazards are brought. And the wearing type sleeve belts with different models are designed according to different crowds, so that the cost is high.

Disclosure of Invention

The utility model aims to provide a self-locking mechanism, a cuff and medical equipment, so as to solve the problems that the conventional cuff is inconvenient to operate when worn and the cost is high due to the fact that the number of the wearable cuff is large.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

in a first aspect, the present utility model provides a self-locking mechanism comprising: the device comprises a bottom shell, a rope set, a tension spring, a key and a key spring;

the bottom shell is provided with a clamping block, the rope set penetrates through the bottom shell in a closed loop manner and penetrates through the clamping block, the key is clamped on the clamping block, the key spring is connected with the key, the key spring provides a pulling force for the key in a self-locking direction, a clamping groove is formed between the clamping block and the bottom shell, and a pulling force spring is arranged in the clamping groove;

after the self-locking is started, the rope group is stressed and drives the clamping block to move in a direction away from the key, the key is separated from the clamping block, the tension spring is compressed, and the key spring drives the key to reach the self-locking position.

Still further, the method comprises the steps of,

the rope group comprises an elastic rope and a fixed rope, the elastic rope and the fixed rope are connected end to form a closed loop, the fixed rope penetrates through the clamping block, and after self-locking is started, the elastic rope is pulled away from the bottom shell.

Still further, the method comprises the steps of,

the fixture block is provided with a slope structure, the button is provided with a bending structure correspondingly, and under the natural state, the bending structure and the slope structure butt, so that the button card is located the fixture block.

Still further, the method comprises the steps of,

the bottom shell is provided with a first limiting structure and a second limiting structure so as to limit the maximum distance of ascending and descending of the key respectively.

Still further, the method comprises the steps of,

the surface cover is in snap connection with the bottom shell.

Still further, the method comprises the steps of,

the key is provided with a protruding portion, the face cover is correspondingly provided with a groove, and the protruding portion is embedded into the groove.

In a second aspect, the present utility model provides a cuff, including the self-locking mechanism of the first aspect, and further including a cuff assembly, where the self-locking mechanism is disposed on an outer peripheral surface of the cuff assembly.

Still further, the method comprises the steps of,

the cuff assembly comprises a cuff nylon cloth, an air bag and a cuff body which are connected by stitching from outside to inside.

Still further, the method comprises the steps of,

the sleeve belt assembly is provided with a fixed support, and one end of the rope set, which is far away from the bottom shell, is connected with the fixed support.

In a third aspect, the present utility model provides a medical device comprising a cuff according to the second aspect.

The utility model has at least the following beneficial effects:

because the utility model provides a self-locking mechanism, comprising: the device comprises a bottom shell, a rope set, a tension spring, a key and a key spring; the bottom shell is provided with a clamping block, the rope set penetrates through the bottom shell in a closed loop manner and penetrates through the clamping block, the key is clamped on the clamping block, the key spring is connected with the key, the key spring provides a pulling force for the key in a self-locking direction, a clamping groove is formed between the clamping block and the bottom shell, and a pulling force spring is arranged in the clamping groove; after the self-locking is started, the rope group is stressed and drives the clamping block to move in a direction away from the key, the key is separated from the clamping block, the tension spring is compressed, and the key spring drives the key to reach the self-locking position.

When the self-locking mechanism is used for realizing self locking, the clamping block moves in the direction away from the key only by applying force to the rope group, and the key and the clamping block are in a clamping state to a separating state from each other, and the tension spring in the clamping groove is compressed under the action of the clamping block. The key spring provides a pulling force for the key towards the self-locking direction, and the key spring drives the key to reach the self-locking position, so that self-locking is realized. When unlocking the self-lock, the elastic force of the tension spring can enable the clamping block to reset, and the push button can be reset and clamped with the clamping block only by manually applying pushing force away from the push button spring to the push button, so that the operation is simple and convenient. Therefore, after the self-locking mechanism is applied to the wearable cuff, the tightness of the cuff can be adjusted through self-locking of the mechanical structure, the use is convenient, the cuff is standardized and generalized, the cost is reduced, a power supply is not required, and the safety is improved.

In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the related art, the drawings that are required to be used in the description of the embodiments or the related art will be briefly described, and it is apparent that the drawings in the description below are some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.

FIG. 1 is a schematic diagram of a self-locking mechanism according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of a portion of a bottom housing of a self-locking mechanism according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of connection between a cover and a bottom case according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a cuff according to an embodiment of the present utility model;

fig. 5 is an exploded view of a cuff assembly according to an embodiment of the present utility model.

Icon:

100-bottom shell; 110-clamping blocks; 111-ramp structure; 120-clamping grooves; 130-a first limit structure; 140-a second limiting structure; 200-rope sets; 210-elastic cord; 220-fixing the rope; 300-tension spring; 400-key; 410-a bent structure; 420-a protrusion; 500-key springs; 600-face cover; 610-grooves; 700-cuff assembly; 710-cuff nylon cloth; 720-an air bag; 730-a cuff body; 800-fixing the bracket.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Physical quantities in the formulas, unless otherwise noted, are understood to be basic quantities of basic units of the international system of units, or derived quantities derived from the basic quantities by mathematical operations such as multiplication, division, differentiation, or integration.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. The embodiments described below and features of the embodiments may be combined with each other without conflict. Fig. 1 is a schematic diagram of a self-locking mechanism according to an embodiment of the present utility model; FIG. 2 is an enlarged view of a portion of a bottom housing of a self-locking mechanism according to an embodiment of the present utility model; fig. 3 is a schematic diagram of connection between a cover and a bottom case according to an embodiment of the present utility model; FIG. 4 is a schematic view of a cuff according to an embodiment of the present utility model; fig. 5 is an exploded view of a cuff assembly according to an embodiment of the present utility model.

Example 1

In view of this, an embodiment of the present utility model provides a self-locking mechanism, including: bottom case 100, string 200, tension spring 300, key 400, and key spring 500; the bottom shell 100 is provided with a clamping block 110, the rope set 200 penetrates through the bottom shell 100 in a closed loop and penetrates through the clamping block 110, the key 400 is clamped on the clamping block 110, the key spring 500 is connected with the key 400, the key spring 500 provides a pulling force to the key 400 in a self-locking direction, a clamping groove 120 is formed between the clamping block 110 and the bottom shell 100, and a pulling force spring 300 is arranged in the clamping groove 120; after the self-locking is started, the rope set 200 is stressed and drives the clamping block 110 to move in a direction away from the key 400, the key 400 is separated from the clamping block 110, the tension spring 300 is compressed, and the key spring 500 drives the key 400 to reach the self-locking position.

Referring to fig. 2, when the self-locking mechanism is used to achieve self-locking, only the rope set 200 needs to be forced to move the clamping block 110 away from the key 400, the key 400 and the clamping block 110 are from the clamped state to the separated state, and the tension spring 300 in the clamping groove 120 is compressed by the action of the clamping block 110. Because the key spring 500 provides the key 400 with a pulling force in the self-locking direction, the key spring 500 drives the key 400 to reach the self-locking position, thereby realizing self-locking. When the self-locking is released, the clamping block 110 can be reset by the elastic force of the tension spring 300, the push button 400 can be reset to be clamped with the clamping block 110 only by manually applying the pushing force away from the push button spring 500 to the push button 400, and the operation is simple. Therefore, after the self-locking mechanism is applied to the wearable cuff, the tightness of the cuff can be adjusted through self-locking of the mechanical structure, the use is convenient, the cuff is standardized and generalized, the cost is reduced, a power supply is not required, and the safety is improved.

In an alternative manner of this embodiment, the string set 200 includes a bungee cord 210 and a fixing cord 220, where the bungee cord 210 and the fixing cord 220 are connected end to form a closed loop, the fixing cord 220 passes through the clamping block 110, and after self-locking is started, the bungee cord 210 is pulled in a direction away from the bottom shell 100.

Referring to fig. 1, a bungee cord 210 and a fixing cord 220 are connected inside a bottom chassis 100, the bungee cord 210 extends out of the bottom chassis 100 from one side of the bottom chassis 100, and the fixing cord 220 extends out of the bottom chassis 100 from the other side of the bottom chassis 100. The elastic cord 210 and the fixing cord 220 together form a closed loop, so that after the self-locking mechanism is applied to the wearable cuff, the tightness of the cuff can be adjusted, and the elastic cord 210 is pulled to the size of the arm loop of the fixing cord 220 away from the bottom shell 100, so that self-locking can be formed, and the cuff is tightened. Since the elastic cord 210 has a certain elasticity, the elastic cord 210 can rebound to the original position, and the appearance aesthetic property is not affected.

In an alternative manner of this embodiment, the fixture block 110 is provided with a slope structure 111, and the key 400 is correspondingly provided with a bending structure 410, and in a natural state, the bending structure 410 is abutted against the slope structure 111, so that the key 400 is clamped on the fixture block 110.

Referring to fig. 2, in the non-self-locking state of the self-locking mechanism, the slope structure 111 on the clamping block 110 is matched with the bending structure 410 on the key 400 in an abutting manner, so that the key 400 is clamped with the clamping block 110, and the key 400 cannot move to the self-locking position under the downward tension of the key spring 500.

In an alternative manner of the present embodiment, the bottom case 100 is provided with a first limiting structure 130 and a second limiting structure 140 to limit the maximum distance of the rising and falling of the key 400, respectively.

With continued reference to fig. 2, the first limiting structure 130 is disposed at a position near the top of the bottom case 100 in a protruding manner, so as to limit a maximum distance that the key 400 rises under the upward restoring force. The second limiting structure 140 is disposed at a position of the bottom shell 100 near the bottom in a protruding manner, and can limit the maximum distance that the key 400 descends under the downward tension of the key spring 500. The arrangement of the first limiting structure 130 and the second limiting structure 140 determines the travel range of the key 400, and ensures the stability of the self-locking mechanism in use.

In an alternative manner of this embodiment, the self-locking mechanism further includes a cover 600, and the cover 600 is in snap connection with the bottom case 100.

Referring to fig. 3, the cover 600 is fastened to the bottom case 100, so that the self-locking mechanism is hidden in the closed area between the cover 600 and the bottom case 100, and the service life of the self-locking mechanism is prolonged.

Further, the key 400 is provided with a protrusion 420, the cover 600 is correspondingly provided with a groove 610, and the protrusion 420 is embedded into the groove 610.

With continued reference to fig. 3, the length of the recess 610 corresponds to the range of travel of the key 400. The protrusion 420 of the key 400 protrudes from the panel cover 600, so that an upward pushing force is applied to the protrusion 420 manually to release the self-locking.

Example two

The embodiment of the utility model provides a cuff, which comprises a self-locking mechanism in the first embodiment and a cuff assembly 700, wherein the self-locking mechanism is arranged on the outer circumferential surface of the cuff assembly 700.

Referring to fig. 4, the self-locking mechanism is installed on the cuff assembly 700, and the tightness of the cuff can be adjusted through the self-locking mechanism, so that the use is convenient, the cuff is standardized and generalized, the cost is reduced, a power supply is not required, and the safety is improved.

In an alternative to this embodiment, the cuff assembly 700 includes a cuff nylon cloth 710, a bladder 720, and a cuff body 730 that are sewn together from the outside to the inside.

Referring to fig. 5, the cuff nylon 710, the bladder 720 and the cuff body 730 are sewn together by a tailor to form the cuff assembly 700, and the cuff assembly 700 is not closed.

Further, the cuff assembly 700 is provided with a fixing bracket 800, and one end of the string set 200, which is far away from the bottom case 100, is connected to the fixing bracket 800.

When assembling the cuff, the fixing bracket 800 and the bottom case 100 are sewn to the cuff assembly 700, the elastic string 210 and the inelastic string 220 are sewn together and installed to the fixing bracket 800 through the cuff assembly 700, then the tension spring 300, the key 400 and the key spring 500 are installed to the bottom case 100, and finally the cover 600 is fastened to the bottom case 100.

It should be noted that, since the self-locking mechanism is sewn inside the cuff assembly, similar to the adjustment principle of the elastic band, the contraction of the cuff can be achieved by tightening the fixing string 220. The cuff is wrapped on the arm of the user, and when the fixing rope 220 is tightened to enable the cuff to be contracted to be suitable for the arm of the user, the tightness of the cuff can be adjusted in a self-adaptive mode according to different arm circumferences.

Example III

The embodiment of the utility model provides medical equipment, which comprises a sleeve belt of the second embodiment. The medical device has all the structures of the cuff, so that the medical device has all the beneficial effects described in the first embodiment and the second embodiment, and the description is omitted here.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. A self-locking mechanism, comprising: the device comprises a bottom shell (100), a rope set (200), a tension spring (300), a key (400) and a key spring (500);

the bottom shell (100) is provided with a clamping block (110), the rope set (200) penetrates through the bottom shell (100) in a closed loop and penetrates through the clamping block (110), the key (400) is clamped on the clamping block (110), the key spring (500) is connected with the key (400), the key spring (500) provides a pulling force for the key (400) in a self-locking direction, a clamping groove (120) is formed between the clamping block (110) and the bottom shell (100), and a pulling force spring (300) is arranged in the clamping groove (120);

after the self-locking is started, the rope set (200) is stressed and drives the clamping block (110) to move in the direction away from the key (400), the key (400) is separated from the clamping block (110), the tension spring (300) is compressed, and the key spring (500) drives the key (400) to reach the self-locking position.

2. The self-locking mechanism of claim 1, wherein,

the rope set (200) comprises an elastic rope (210) and a fixing rope (220), the elastic rope (210) and the fixing rope (220) are connected end to form a closed loop, the fixing rope (220) penetrates through the clamping block (110), and after self-locking is started, the elastic rope (210) is pulled away from the direction of the bottom shell (100).

3. The self-locking mechanism of claim 1, wherein,

the fixture block (110) is provided with a slope structure (111), the key (400) is correspondingly provided with a bending structure (410), and in a natural state, the bending structure (410) is abutted to the slope structure (111), so that the key (400) is clamped on the fixture block (110).

4. The self-locking mechanism according to claim 3, wherein,

the bottom case (100) is provided with a first limit structure (130) and a second limit structure (140) to limit the maximum distance of the ascending and descending of the key (400), respectively.

5. The self-locking mechanism of claim 1, wherein,

the novel cover comprises a cover body (600), and the cover body (600) is in buckling connection with the bottom shell (100).

6. The self-locking mechanism of claim 5, wherein,

the key (400) is provided with a protruding part (420), the face cover (600) is correspondingly provided with a groove (610), and the protruding part (420) is embedded into the groove (610).

7. A cuff comprising the self-locking mechanism of any one of claims 1-6, further comprising a cuff assembly (700), the self-locking mechanism being disposed on an outer circumferential surface of the cuff assembly (700).

8. A cuff as recited in claim 7, wherein,

the cuff assembly (700) comprises a cuff nylon cloth (710), a balloon (720) and a cuff body (730) which are connected by stitching from outside to inside.

9. A cuff as recited in claim 7, wherein,

the cuff assembly (700) is provided with a fixed support (800), and one end of the rope set (200) far away from the bottom shell (100) is connected with the fixed support (800).

10. A medical device comprising a cuff as claimed in any one of claims 7 to 9.