CN216675934U

CN216675934U - Wrist joint traction device

Info

Publication number: CN216675934U
Application number: CN202122976602.9U
Authority: CN
Inventors: 杨文华; 刘也卓; 邓平
Original assignee: Fuxiang Sitai Medical Technology Suzhou Co ltd
Current assignee: Fuxiang Sitai Medical Technology Suzhou Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-06-07
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a wrist joint traction device which comprises a traction device body, a fixed block and a square groove, wherein the fixed block is sleeved on the surface of the traction device body, the square groove is formed in the inner cavity of the fixed block, a positioning mechanism matched with the fixed block is arranged in the inner cavity of the square groove, positioning grooves matched with the positioning mechanism are formed in the left side and the right side of the traction device body, and a pushing mechanism matched with the positioning mechanism is arranged in the inner cavity of the square groove. Through the cooperation that sets up draw gear body, fixed block, square groove, positioning mechanism, constant head tank and pushing mechanism, reached quick adjustment's effect, current wrist joint draw gear is more complicated at the process of adjusting to let the in-process that the user used be obstructed, not only brought the unnecessary trouble for the user, still brought inconvenience for medical personnel.

Description

Wrist joint traction device

Technical Field

The utility model belongs to the technical field of joint traction devices, and particularly relates to a wrist joint traction device.

Background

Along with the development of society now, draw gear that a wrist joint was used has a lot of, wrist joint draw gear belongs to medical facility and is used for the wrist joint operation mostly, and wrist joint draw gear can pull the stability to wrist joint, makes medical personnel raise the efficiency and the precision, but current wrist joint draw gear is more complicated at the process of adjusting to let the in-process that the user used obstructed, not only brought the unnecessary trouble for the user, still brought the inconvenience for medical personnel.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides a wrist joint traction device which has the advantage of quick adjustment, and the conventional wrist joint traction device is relatively complicated in the adjustment process, so that the use process of a user is blocked, unnecessary troubles are brought to the user, and inconvenience is brought to medical staff.

The wrist joint traction device comprises a traction device body, a fixed block and a square groove, wherein the fixed block is sleeved on the surface of the traction device body, the square groove is formed in the inner cavity of the fixed block, a positioning mechanism matched with the fixed block for use is arranged in the inner cavity of the square groove, positioning grooves matched with the positioning mechanism for use are formed in the left side and the right side of the traction device body, and a pushing mechanism matched with the positioning mechanism for use is arranged in the inner cavity of the square groove.

Preferably, the positioning mechanism comprises a positioning block, a reset groove is formed in the rear side of the positioning block, a reset rod is arranged in an inner cavity of the reset groove, the surface of the positioning block is matched with the inner cavity of the positioning groove, and the rear side of the reset rod is matched with the pushing mechanism.

Preferably, a sliding groove is formed in the front side of the push rod, a sliding rod is arranged in an inner cavity of the sliding groove, a connecting piece is fixedly connected to the front side of the sliding rod, and the front side of the connecting piece is fixedly connected with the reset rod.

Preferably, the inner wall of the square groove is fixedly connected with a fixing rod, one side of the fixing rod, which is close to the push rod, penetrates through the push rod and is fixedly connected with the inner wall of the square groove, a spring is sleeved on the surface of the fixing rod, the top of the spring is fixedly connected with the push rod, and the bottom of the spring is fixedly connected with the inner wall of the square groove.

Preferably, the inner wall of the square groove is provided with a limiting groove, the inner cavity of the limiting groove is matched with the push rod for use, and the connecting sheet is movably connected with the inner cavity of the square groove through the rotating shaft.

Preferably, the surface of the positioning block is sleeved with positioning pieces, the inner cavities of the positioning pieces are fixedly connected with the positioning block, one sides of the two positioning pieces opposite to each other are fixedly connected with tension springs, and one sides of the tension springs, far away from the positioning pieces, are fixedly connected with the inner wall of the square groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the traction device body, the fixing block, the square groove, the positioning mechanism, the positioning groove and the pushing mechanism are matched for use, the push rod is pushed and then adjusted according to the requirements of a user, after the adjustment is finished, the push rod is loosened, the adjustment is finished, and the effect of quick adjustment is achieved.

2. According to the utility model, by arranging the positioning mechanism, the positioning block can drive the fixing block to fix and clamp the positioning groove by matching the positioning block, so that the positioning block can be positioned better.

3. According to the utility model, by arranging the pushing mechanism, the sliding rod can drive the connecting sheet to move by matching with the push rod, so that the positioning block can move and be positioned.

4. According to the utility model, by arranging the fixing rod and the spring, the push rod can be automatically reset after being pushed by using the fixing rod and the spring in a matched manner, so that a user can use the push rod better.

5. The limiting groove is arranged, so that the push rod cannot deviate while moving through the matching use of the limiting groove, and the use by a user is facilitated.

6. According to the utility model, by arranging the positioning piece and the tension spring, the positioning piece and the tension spring can be matched for use, so that the positioning block can be automatically reset after moving, and the connecting piece can better drive the positioning block to move.

Drawings

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

FIG. 2 is a front cross-sectional view of a portion of a structure provided by an embodiment of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2 according to an embodiment of the present invention.

In the figure: 1. a draft gear body; 2. a fixed block; 3. a square groove; 4. a positioning mechanism; 401. positioning blocks; 402. a reset lever; 403. a reset groove; 5. positioning a groove; 6. a pushing mechanism; 601. a push rod; 602. a chute; 603. a slide bar; 604. connecting sheets; 7. fixing the rod; 8. a spring; 9. a limiting groove; 10. positioning plates; 11. a tension spring.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the wrist joint traction device provided by the embodiment of the utility model comprises a traction device body 1, a fixed block 2 and a square groove 3, wherein the fixed block 2 is sleeved on the surface of the traction device body 1, the square groove 3 is formed in an inner cavity of the fixed block 2, a positioning mechanism 4 matched with the fixed block 2 for use is arranged in an inner cavity of the square groove 3, positioning grooves 5 matched with the positioning mechanism 4 for use are formed in the left side and the right side of the traction device body 1, and a pushing mechanism 6 matched with the positioning mechanism 4 for use is arranged in an inner cavity of the square groove 3.

Referring to fig. 3, the positioning mechanism 4 includes a positioning block 401, a reset groove 403 is formed in the rear side of the positioning block 401, a reset rod 402 is disposed in an inner cavity of the reset groove 403, the surface of the positioning block 401 cooperates with the inner cavity of the positioning groove 5, and the rear side of the reset rod 402 cooperates with the pushing mechanism 6.

Adopt above-mentioned scheme: through setting up positioning mechanism 4, can use through the cooperation of locating piece 401, let locating piece 401 drive fixed block 2 and fix the chucking to constant head tank 5, make better the fixing of locating piece 401.

Referring to fig. 3, the pushing mechanism 6 includes a push rod 601, a sliding slot 602 is opened on a front side of the push rod 601, a sliding rod 603 is disposed in an inner cavity of the sliding slot 602, a connecting piece 604 is fixedly connected to a front side of the sliding rod 603, and a front side of the connecting piece 604 is fixedly connected to the reset rod 402.

Adopt above-mentioned scheme: by arranging the pushing mechanism 6, the sliding rod 603 can drive the connecting piece 604 to move by matching with the push rod 601, so that the positioning block 401 can move and be positioned.

Referring to fig. 2, a fixing rod 7 is fixedly connected to the inner wall of the square groove 3, one side of the fixing rod 7 close to the push rod 601 penetrates through the push rod 601 and is fixedly connected to the inner wall of the square groove 3, a spring 8 is sleeved on the surface of the fixing rod 7, the top of the spring 8 is fixedly connected to the push rod 601, and the bottom of the spring 8 is fixedly connected to the inner wall of the square groove 3.

Adopt above-mentioned scheme: through setting up dead lever 7 and spring 8, can use through the cooperation of dead lever 7 with spring 8, let push rod 601 after promoting, can reset automatically, let the better use of user.

Referring to fig. 2, the inner wall of the square groove 3 is provided with a limiting groove 9, an inner cavity of the limiting groove 9 is used in cooperation with the push rod 601, and the connecting piece 604 is movably connected with the inner cavity of the square groove 3 through a rotating shaft.

Adopt above-mentioned scheme: through setting up spacing groove 9, can use through the cooperation of spacing groove 9, let push rod 601 can not skew when removing, made things convenient for the user to use.

Referring to fig. 2, the surface of the positioning block 401 is sleeved with positioning pieces 10, the inner cavities of the positioning pieces 10 are fixedly connected with the positioning block 401, one sides of the two positioning pieces 10 opposite to each other are fixedly connected with tension springs 11, and one sides of the tension springs 11 far away from the positioning pieces 10 are fixedly connected with the inner wall of the square groove 3.

Adopt above-mentioned scheme: through setting up spacer 10 and extension spring 11, can use through the cooperation of spacer 10 with extension spring 11, let locating piece 401 after the removal, can reset automatically, make the better drive locating piece 401 of connection piece 604 remove.

The working principle of the utility model is as follows:

when the device is used, the push rod 601 is pushed, the push rod 601 can push the spring 8 through the matching of the fixed rod 7 while pushing, so that the push rod 601 can better move through the limiting groove 9, along with the movement of the push rod 601, the push rod 601 can drive the slide rod 603 to move through the sliding groove 602 while moving, the slide rod 603 can drive the connecting sheet 604 to move while moving, the connecting sheet 604 can rotate at a certain amplitude through the rotating shaft while moving, along with the movement of the connecting sheet 604, the connecting sheet 604 can drive the reset rod 402 to move, the reset rod 402 can drive the positioning block 401 to move through the reset groove 403, the positioning block 401 can drive the positioning sheet 10 to move while moving, the positioning sheet 10 can drive the tension spring 11 to force the tension spring 11, then the adjustment can be performed according to the needs of a user, after the adjustment is completed, the push rod 601 is released, and then the elastic force can be released, let push rod 601 reset, push rod 601 can drive slide bar 603 through spout 602 when resetting and move, slide bar 603 can drive connection piece 604 when moving and move, connection piece 604 can reset through the cooperation of pivot when moving, along with the resetting of connection piece 604, connection piece 604 can drive release link 402 simultaneously and reset, can drive locating piece 401 when reset link 402 resets and reset, along with the resetting of locating piece 401, at this moment, extension spring 11 can release the pulling force, let locating piece 10 drive the better and chucking that resets of locating piece 401, adjust and accomplish.

In conclusion: this wrist joint draw gear uses through the cooperation that sets up draw gear body 1, fixed block 2, square groove 3, positioning mechanism 4, constant head tank 5 and pushing mechanism 6, has reached quick adjustment's effect, and current wrist joint draw gear is more complicated at the process of adjusting to the in-process that lets the user use is obstructed, and it is troublesome not only to have brought unnecessary for the user, has still brought inconvenience for medical personnel.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wrist joint draw gear, includes draw gear body (1), fixed block (2) and square groove (3), its characterized in that: the surface of draw gear body (1) is located to fixed block (2) cover, square groove (3) have been seted up to the inner chamber of fixed block (2), the inner chamber of square groove (3) is provided with positioning mechanism (4) that use with fixed block (2) cooperation, constant head tank (5) that use with positioning mechanism (4) cooperation are all seted up on the left side and the right side of draw gear body (1), the inner chamber of square groove (3) is provided with pushing mechanism (6) that use with positioning mechanism (4) cooperation.

2. A wrist traction device according to claim 1, wherein: positioning mechanism (4) are including locating piece (401), the rear side of locating piece (401) is opened and is equipped with reset groove (403), the inner chamber of reset groove (403) is provided with release link (402), the surface of locating piece (401) uses with the inner chamber cooperation of constant head tank (5), the rear side and the pushing mechanism (6) cooperation of release link (402) are used.

3. A wrist traction device according to claim 2, wherein: the pushing mechanism (6) comprises a push rod (601), a sliding groove (602) is formed in the front side of the push rod (601), a sliding rod (603) is arranged in an inner cavity of the sliding groove (602), a connecting piece (604) is fixedly connected to the front side of the sliding rod (603), and the front side of the connecting piece (604) is fixedly connected with a reset rod (402).

4. A wrist traction device according to claim 3, wherein: the inner wall fixedly connected with dead lever (7) of square groove (3), one side that dead lever (7) are close to push rod (601) run through push rod (601) and with the inner wall fixed connection of square groove (3), the surface cover of dead lever (7) is equipped with spring (8), the top and the push rod (601) fixed connection of spring (8), the bottom of spring (8) and the inner wall fixed connection of square groove (3).

5. A wrist traction device according to claim 3, wherein: the inner wall of the square groove (3) is provided with a limiting groove (9), the inner cavity of the limiting groove (9) is matched with the push rod (601) for use, and the connecting piece (604) is movably connected with the inner cavity of the square groove (3) through a rotating shaft.

6. A wrist traction device according to claim 2, wherein: the surface cover of locating piece (401) is equipped with spacer (10), the inner chamber and locating piece (401) fixed connection of spacer (10), the equal fixedly connected with extension spring (11) in one side that two spacers (10) are relative, the inner wall fixed connection of one side and square groove (3) of spacer (10) is kept away from in extension spring (11).