CN215740277U

CN215740277U - Connecting mechanism capable of being quickly disassembled and assembled

Info

Publication number: CN215740277U
Application number: CN202121869368.3U
Authority: CN
Inventors: 黄贤庆
Original assignee: Guangzhou Pinzhi Medical Technology Co ltd
Current assignee: Guangzhou Pinzhi Medical Technology Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-08
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a connecting mechanism capable of being quickly disassembled and assembled, which is used for connecting a rehabilitation host and a training module; wherein the rehabilitation host is provided with a connecting shaft, and the connecting shaft is provided with a fixed clamping groove; the training module comprises a fixer which can be rotatably connected to the connecting shaft and a training sleeve which is fixedly connected to the fixer; one end of the fixer is provided with a through hole matched with the connecting shaft, a limiting guide groove communicated with the through hole is arranged in the fixer, and the side wall of the fixer is provided with a driving guide groove communicated with the limiting guide groove; a limiting slide rod is connected in the limiting guide groove in a sliding manner, and an elastic part is arranged between the limiting guide groove and the limiting slide rod; a driving slide bar is connected in the driving guide groove in a sliding manner, a first limiting boss is arranged in the driving guide groove, and a second limiting boss positioned between the first limiting boss and the limiting guide groove is arranged on the driving slide bar; a driving structure is arranged between the driving slide bar and the limiting slide bar. Through carrying out structural improvement to coupling mechanism, improve coupling mechanism stability and life effectively.

Description

Connecting mechanism capable of being quickly disassembled and assembled

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a connecting mechanism capable of being quickly disassembled and assembled.

Background

Upper and lower limb rehabilitation training devices are devices commonly used in the prior art to assist in the recovery of a patient's limb. Because the upper and lower limbs rehabilitation training device trains the upper limbs, the corresponding parts need to be replaced when the lower limbs, at present, the upper limbs or the lower limbs are replaced, the device wastes time and labor, and is inconvenient for medical personnel to operate, so structures capable of quickly replacing the upper and lower limbs appear on the market, such as Chinese patent No. CN202020778977.7, namely a connecting structure capable of being quickly disassembled and assembled and upper and lower limb rehabilitation training devices, wherein a connecting structure capable of being quickly disassembled and assembled is disclosed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides the connecting mechanism capable of being quickly disassembled and assembled, so that the dislocation phenomenon of the mechanism is avoided, and the service life of the connecting mechanism is prolonged.

The technical scheme adopted by the utility model is as follows: a connecting mechanism capable of being quickly disassembled and assembled is used for connecting a rehabilitation host machine and a training module, a connecting shaft is fixedly connected to the rehabilitation host machine, and a circle of fixed clamping groove is formed in one end, close to the rehabilitation host machine, of the connecting shaft; the training module comprises a fixer which can be rotatably connected to the connecting shaft and a training sleeve which is fixedly connected to the fixer; one end of the fixer is provided with a through hole matched with the shape and the size of the other end of the connecting shaft, a limiting guide groove communicated with the through hole is arranged in the fixer, and the side wall of the fixer is provided with a driving guide groove communicated with the limiting guide groove; a limiting slide rod is connected in the limiting guide groove in a sliding manner, an elastic piece is arranged between one end, far away from the through hole, of the limiting guide groove and one end of the limiting slide rod, and the other end of the limiting slide rod is clamped in the fixed clamping groove under the action force of the elastic piece; a driving slide rod is connected in the driving guide groove in a sliding manner, a first limiting boss is arranged in the driving guide groove, a second limiting boss is arranged on the driving slide rod, and the second limiting boss is positioned between the first limiting boss and the limiting guide groove; and a driving structure is arranged between the driving slide rod and the limiting slide rod, and when the driving slide rod is pressed towards the limiting guide groove under an external acting force, the limiting slide rod moves towards the elastic piece to be separated from the fixed clamping groove.

As a preferred scheme, one end of the driving slide bar, which is close to the limiting slide bar, is provided with a guide boss, and a first guide inclined plane is arranged on the guide boss; the limiting slide rod is provided with a guide groove, and the guide groove is provided with a second guide inclined plane matched with the first guide inclined plane; the first guide inclined surface abuts against the second guide inclined surface.

Preferably, the fixer consists of a first shell and a second shell; the first shell is fixedly connected to the second shell, and the first shell and the second shell are combined to form a limiting guide groove and a driving guide groove. As a further preferable scheme, a fixed sleeve is integrally formed at one end of the second shell, which is far away from the first shell, and the training sleeve is fixedly connected to the fixed sleeve; and a lubricating piece is arranged in the fixed sleeve, and the connecting shaft is rotatably connected with the lubricating piece after penetrating through the through hole. As a further preferable mode, the lubricating member is a copper sleeve.

Preferably, one end of the driving sliding rod, which is far away from the guide boss, is provided with a rubber button.

Preferably, the elastic member is a compression spring.

The utility model has the advantages that after the structure is adopted: the structure that the driving slide bar is separated from the limiting slide bar is adopted, so that the driving slide bar and the limiting slide bar are not positioned in the same axis, and the fixer is structurally improved, so that the condition that parts are not loosened can not occur under the condition that a connecting mechanism between the rehabilitation host and the training module is used for a long time, and the practicability and the service life of the whole structure are effectively improved.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is an exploded view of a training module according to an embodiment of the present invention;

FIG. 3 is a first cross-sectional view of a training module in accordance with an embodiment of the present invention;

FIG. 4 is a second cross-sectional view of the training module of the present invention.

In the figure: 1-a rehabilitation host, 2-a connecting shaft, 3-a fixer and 4-a training sleeve; 21-fixed card slot; 31-through hole, 32-limit guide groove, 33-drive guide groove, 34-limit slide bar, 35-drive slide bar, 36-first limit boss, 37-second limit boss, 38-first shell, 39-second shell; 321-an elastic member; 341-guide groove, 342-second guide slope; 351-guide boss, 352-first guide slope, 353-rubber button; 391-fixing sleeve, 392-lubricating member.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-4, the connecting mechanism capable of being quickly disassembled and assembled is used for connecting a rehabilitation host 1 and a training module, a connecting shaft 2 is fixedly connected to the rehabilitation host 1, and a circle of fixed clamping grooves 21 are formed at one end, close to the rehabilitation host 1, of the connecting shaft 2; the training module comprises a fixer 3 which can be rotatably connected to the connecting shaft 2 and a training sleeve 4 which is fixedly connected to the fixer 3; one end of the fixer 3 is provided with a through hole 31 matched with the shape and the size of the other end of the connecting shaft 2, a limiting guide groove 32 communicated with the through hole 31 is arranged in the fixer 3, and the side wall of the fixer 3 is provided with a driving guide groove 33 communicated with the limiting guide groove 32; a limiting slide rod 34 is connected in the limiting guide groove 32 in a sliding manner, an elastic piece 321 is arranged between one end, far away from the through hole 31, of the limiting guide groove 32 and one end of the limiting slide rod 34, and the other end of the limiting slide rod 34 is clamped in the fixed clamping groove 21 under the action force of the elastic piece 321; a driving slide bar 35 is connected in the driving guide groove 33 in a sliding manner, a first limiting boss 36 is arranged in the driving guide groove 33, a second limiting boss 37 is arranged on the driving slide bar 35, and the second limiting boss 37 is positioned between the first limiting boss 36 and the limiting guide groove 32; a driving structure is arranged between the driving slide bar 35 and the limiting slide bar 34, and when the driving slide bar 35 is pressed towards the limiting guide groove 32 under an external acting force, the limiting slide bar 34 moves towards the elastic piece 321 to be separated from the fixed clamping groove 21.

When a user presses the rubber button 353, the rubber button 353 drives the driving slide bar 35 to slide downwards, so that the guide boss 351 is inserted into the guide groove 341, the limiting slide bar 34 is driven to be separated from the fixed clamping groove 21 of the connecting shaft 2, and the whole training module can be easily taken down and replaced; when the user releases the rubber button 353, the limiting slide bar 34 is automatically clamped into the fixing clamping groove 21 of the connecting shaft 2 under the action of the compression spring, so that the training module is fixed on the rehabilitation host 1.

Preferably, a guide boss 351 is arranged at one end of the driving slide bar 35 close to the limit slide bar 34, and a first guide inclined plane 352 is arranged on the guide boss 351; a guide groove 341 is formed in the limiting slide bar 34, and a second guide inclined plane 342 matched with the first guide inclined plane 352 is formed in the guide groove 341; the first guiding bevel 352 abuts on the second guiding bevel 342; the structure can facilitate the driving slide bar 35 to drive the limiting slide bar 34 to move, and has simple structure and stable action; the driving slide bar 35 and the limiting slide bar 34 can be made of metal material, such as stainless steel material.

Preferably, the holder 3 is composed of a first housing 38 and a second housing 39; the first shell 38 is fixedly connected to the second shell 39, and the first shell 38 and the second shell 39 are combined to form a limiting guide groove 32 and a driving guide groove 33; the structure can prevent the parts of the fixer from loosening under the condition of long-term use; the first shell 38 and the second shell 39 can be fixedly connected by glue bonding, hot melting and the like, and can also be detachably connected by means of buckles, pin shaft matching and the like, and parts can be conveniently replaced by detachable structures.

As a further preferable scheme, a fixed sleeve 391 is integrally formed at one end of the second shell 39 far away from the first shell 38, and the training sleeve 4 is fixedly connected to the fixed sleeve 391; a lubricating piece 392 is arranged in the fixed sleeve 391, and the connecting shaft 2 penetrates through the through hole 31 and then is rotatably connected with the lubricating piece 392; the arrangement of the lubricating piece 392 can effectively reduce the friction force between the fixer 3 and the connecting shaft 2 and prolong the service life of the mechanism; the provision of a fixing sleeve 391 may facilitate the installation of the training sleeve 4; the training sleeve 4 is an upper limb training appliance and can be replaced by a pedal plate so as to realize the function of lower limb training.

As a further preferable mode, the lubricant 392 is a copper sleeve, and the lubricant 392 may be replaced by a bearing.

Preferably, a rubber button 353 is installed at one end of the driving slider 35 away from the guide boss 351, and the rubber button 353 can improve the comfort when the user presses the driving slider.

Preferably, the elastic member 321 is a compression spring.

The above-mentioned embodiments are only for convenience of description, and are not intended to limit the present invention in any way, and those skilled in the art will understand that the technical features of the present invention can be modified or changed by other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a but quick assembly disassembly's coupling mechanism for connect recovered host computer (1) and training module, fixedly connected with connecting axle (2) on recovered host computer (1), the one end that connecting axle (2) are close to recovered host computer (1) is equipped with round fixed slot (21), its characterized in that: the training module comprises a fixer (3) which is rotatably connected to the connecting shaft (2) and a training sleeve (4) which is fixedly connected to the fixer (3); one end of the fixer (3) is provided with a through hole (31) matched with the shape and the size of the other end of the connecting shaft (2), a limiting guide groove (32) communicated with the through hole (31) is arranged in the fixer (3), and a driving guide groove (33) communicated with the limiting guide groove (32) is arranged on the side wall of the fixer (3); a limiting sliding rod (34) is connected in the limiting guide groove (32) in a sliding manner, an elastic part (321) is arranged between one end, far away from the through hole (31), of the limiting guide groove (32) and one end of the limiting sliding rod (34), and the other end of the limiting sliding rod (34) is clamped in the fixed clamping groove (21) under the action force of the elastic part (321); a driving slide rod (35) is connected in the driving guide groove (33) in a sliding manner, a first limiting boss (36) is arranged in the driving guide groove (33), a second limiting boss (37) is arranged on the driving slide rod (35), and the second limiting boss (37) is positioned between the first limiting boss (36) and the limiting guide groove (32); a driving structure is arranged between the driving sliding rod (35) and the limiting sliding rod (34), and when the driving sliding rod (35) is pressed towards the limiting guide groove (32) under an external acting force, the limiting sliding rod (34) moves towards the elastic piece (321) and is separated from the fixed clamping groove (21).

2. A quick disconnect coupling mechanism as defined in claim 1, wherein: one end, close to the limiting slide rod (34), of the driving slide rod (35) is provided with a guide boss (351), and a first guide inclined plane (352) is arranged on the guide boss (351); a guide groove (341) is formed in the limiting sliding rod (34), and a second guide inclined surface (342) matched with the first guide inclined surface (352) is formed in the guide groove (341); the first guide slope (352) abuts against the second guide slope (342).

3. A quick disconnect coupling mechanism as defined in claim 1, wherein: the fixer (3) consists of a first shell (38) and a second shell (39); the first shell (38) is fixedly connected to the second shell (39), and the first shell (38) and the second shell (39) are combined to form a limiting guide groove (32) and a driving guide groove (33).

4. A quick disconnect coupling mechanism as defined in claim 3 wherein: a fixed sleeve (391) is integrally formed at one end of the second shell (39) far away from the first shell (38), and the training sleeve (4) is fixedly connected to the fixed sleeve (391); a lubricating piece (392) is arranged in the fixing sleeve (391), and the connecting shaft (2) penetrates through the through hole (31) and then is rotatably connected with the lubricating piece (392).

5. A quick disconnect coupling mechanism as defined in claim 4 wherein: the lubricating piece (392) is a copper sleeve.

6. A quick disconnect coupling mechanism as defined in claim 1, wherein: and a rubber button (353) is arranged at one end of the driving slide rod (35) far away from the guide boss (351).

7. A quick disconnect coupling mechanism as defined in claim 1, wherein: the elastic member (321) is a compression spring.