CN217938623U

CN217938623U - Shank fixer convenient to adjust

Info

Publication number: CN217938623U
Application number: CN202222181543.0U
Authority: CN
Inventors: 李建芳; 张冬梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-12-02
Anticipated expiration: 2032-08-18

Abstract

The utility model provides a shank fixer convenient to adjust belongs to clinical appurtenance technical field. The leg holder convenient to adjust includes a lifting platform and a lifting assembly. In gynecological clinical, when patient's shank height need be adjusted, can place the circumference inner wall of placing the piece with patient's shank earlier this moment, it is fixed with the shank through the joint ring, later the starter motor, rotation through the motor output drives the transmitting gear and rotates, and then make lifting unit reciprocate, the activity hinges at this moment and then can promote the fixed block and reciprocate in the sliding block that promotes piece upper end, when needs are adjusted the angle between patient's shank, can pass through manual rotation rocker this moment, thereby make the second lead screw rotate, and make two second lead screw nuts carry out opposite direction's motion, at this moment fixed connection just can remove thereupon placing the piece in second lead screw nut upper end, and then make the angle obtain the adjustment between patient's shank.

Description

Shank fixer convenient to adjust

Technical Field

The utility model relates to a clinical appurtenance technical field particularly, relates to a shank fixer convenient to adjust.

Background

The leg fixing device used in clinic mostly cannot adjust the height and the distance between two legs, so that in gynecological clinic, the legs of a patient need to be continuously adjusted to reach a proper operation position. In the publication of: CN208958653U discloses a leg fixer convenient to adjust, which is characterized in that: first fixed block and second fixed block are the arc piece, the cambered surface and the base sliding connection of first fixed block, first fixed block bottom is equipped with two fasteners that are used for connecting first fixed block and base, two fasteners set up the both sides at the contact surface of first fixed block and base respectively, first fixed block is connected with the one end of second fixed block is articulated, the other end of first fixed block and second fixed block all is equipped with the go-between, be equipped with first bandage on the go-between of first fixed block tip, be equipped with the second bandage on the go-between of second fixed block tip, the one end that the go-between was kept away from to the second bandage is equipped with the regulation and buckles, the inboard of first fixed block and second fixed block all bonds and is equipped with the gasbag, be equipped with the pipe on the gasbag, the pipe tip be equipped with the sacculus.

In the process of implementing the technical scheme, the inventor finds that at least the following problems exist in the prior art: in clinical, because need adjust patient's shank distance and shank height according to different patients and different diseases, the device can't be fine adjusts fixedly to the shank, consequently, need constantly adjust patient's shank in clinical to can increase doctor's work burden, reduce work efficiency.

SUMMERY OF THE UTILITY MODEL

In order to compensate for the above deficiency, the utility model provides a shank fixer convenient to adjust aims at improving unable fine and adjusts fixedly to the shank, need constantly adjust patient's shank in clinical to can increase doctor's work burden, reduce the work efficiency problem.

The utility model discloses a realize like this:

a leg holder that facilitates adjustment includes a lift table and a lift assembly.

Wherein elevating assembly includes two first lead screws, two first screw-nut, two linkage gears, two linking arms, two first connecting axles, promotes piece, two second connecting axles, running gear and motor, two the top of elevating platform is all located to first lead screw, two first screw-nut difference threaded connection is in the circumferential surface of first lead screw, two linkage gears difference fixed connection is in the one end of first lead screw, two first connecting axle rotates respectively and connects in the surface of elevating platform, two the linking arm is fixed connection respectively in the circumferential surface of first connecting axle, two the second connecting axle rotates respectively and connects in the circumference inner wall of linking arm, promote the piece fixed connection and lean on the near-end mutually in two second connecting axles, the surface that promotes the piece is articulated with two first screw-nut activities respectively, motor fixed connection is in the one end of elevating platform, running gear fixed connection is in the output of motor, running gear and two linkage gear intermeshing.

In a specific embodiment, the lower extreme fixedly connected with base of elevating platform, the internal surface fixedly connected with of elevating platform has a plurality of first stopper, two first lead screw rotates the circumference inner wall of connecting in two first stoppers.

In a specific embodiment, the upper end of the pushing block is movably hinged with two sliding blocks.

In a specific implementation scheme, a fixed block is arranged above the lifting platform, and two sliding grooves are formed in the lower end of the fixed block.

In a specific implementation scheme, a plurality of telescopic rods are fixedly connected to the close ends of the base and the fixing block.

In a specific embodiment, the two sliding blocks are respectively connected in a sliding way in a sliding groove in a sliding way.

In a specific implementation scheme, the lower end of the fixing block is fixedly connected with a plurality of second limiting blocks.

In a specific implementation scheme, an adjusting groove is formed in the upper end of the fixing block, and two second lead screw nuts are arranged in the adjusting groove.

In a specific embodiment, two equal fixedly connected with in upper end of second screw-nut place the piece, two the one end of placing the piece all rotates and is connected with the axis of rotation, two equal fixedly connected with joint ring in circumference surface of axis of rotation.

In a specific embodiment, a second lead screw is arranged in the adjusting groove, the second lead screw is in threaded connection with the inner circumferential walls of the two second lead screw nuts, and one end of the second lead screw is fixedly connected with a rocker.

The beneficial effect of this application is: in clinical, especially in gynaecology's clinical, because to different patients and different diseases, need carry out the fixed of different height and angle to patient's shank, this moment can be through the starter motor, it rotates to drive the rotating gear through the rotation of motor output, because rotating gear and two linkage gears intermeshing, and two linkage gears are fixed connection in the one end of two first lead screws again, first lead screw nut then threaded connection is on the circumference surface of first lead screw, it is then articulated with two first lead screw nut activities to promote the piece, therefore, after the starter motor, the rotation of rotating gear can make two linkage gears, rotate, and then make first lead screw also rotate, thereby make two first lead screw nuts remove about can moving, because the both ends that promote the piece all rotate and are connected with the second connecting axle, and the equal fixedly connected with linking arm in circumference surface of second connecting axle, and the circumference inner wall fixedly connected with first connecting axle of linking arm, two first connecting axle rotate and are connected in the both ends of elevating platform, therefore when removing about first lead screw nut and removing, can promote the piece and promote, thereby make the upper end of shank adjustment that the doctor can carry out the doctor to carry out such work cost to the upper end of the clinical regulation of shank and reduce.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of a first perspective structure of a leg holder according to an embodiment of the present invention, which provides for easy adjustment;

fig. 2 is a schematic view of a second perspective of the leg holder according to an embodiment of the present invention, which is easy to adjust;

fig. 3 is a schematic view of a third perspective structure of a leg holder according to an embodiment of the present invention, which is easy to adjust;

fig. 4 is a schematic diagram of a fourth view angle structure of the leg fixing device according to the embodiment of the present invention.

In the figure: 1. a base; 2. a telescopic rod; 3. a fixed block; 4. placing the blocks; 5. a rotating shaft; 6. a snap ring; 7. a rocker; 8. a lifting platform; 9. a first lead screw; 10. a first lead screw nut; 11. a linkage gear; 12. a connecting arm; 13. a first connecting shaft; 14. a pushing block; 15. a second connecting shaft; 16. a rotating gear; 17. a first stopper; 18. a second limiting block; 19. a sliding groove; 20. a slider; 21. an adjustment groove; 22. a second lead screw; 23. a motor; 24. and a second lead screw nut.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1 to 3, the present invention provides a leg fixer convenient for adjustment, which includes a lifting platform 8 and a lifting assembly, the lifting assembly includes two first screws 9, two first screw nuts 10, two linkage gears 11, two connecting arms 12, two first connecting shafts 13, a pushing block 14, two second connecting shafts 15, a rotation gear 16 and a motor 23, the two first screws 9 are disposed above the lifting platform 8, the two first screw nuts 10 are respectively screwed to the circumferential surface of the first screws 9, the two linkage gears 11 are respectively fixedly connected to one ends of the first screws 9, the two first connecting shafts 13 are respectively rotatably connected to the outer surface of the lifting platform 8, the two connecting arms 12 are respectively fixedly connected to the circumferential surface of the first connecting shafts 13, the two second connecting shafts 15 are respectively rotatably connected to the circumferential inner walls of the connecting arms 12, a pushing block 14 is fixedly connected to the near ends of two second connecting shafts 15, the outer surface of the pushing block 14 is respectively and movably hinged with two first lead screw nuts 10, a motor 23 is fixedly connected to one end of a lifting platform 8, a rotating gear 16 is fixedly connected to the output end of the motor 23, the rotating gear 16 is meshed with two linkage gears 11, the lower end of the lifting platform 8 is fixedly connected with a base 1, the inner surface of the lifting platform 8 is fixedly connected with a plurality of first limiting blocks 17, two first lead screws 9 are rotatably connected to the circumferential inner walls of the two first limiting blocks 17, the upper end of the pushing block 14 is movably hinged with two sliding blocks 20, a fixed block 3 is arranged above the lifting platform 8, the lower end of the fixed block 3 is provided with two sliding grooves 19, the base 1 and the near ends of the fixed block 3 are fixedly connected with a plurality of telescopic rods 2, two sliding blocks 20 are respectively connected in a sliding groove 19 in a sliding mode, a plurality of second limiting blocks 18 are fixedly connected to the lower end of a fixed block 3, in gynecological clinical application, when the height of a leg of a patient needs to be adjusted, a motor 23 can be started at the moment, a rotating gear 16 is driven to rotate by the rotation of the output end of the motor 23, the rotating gear 16 is meshed with two linkage gears 11, the two linkage gears 11 are fixedly connected to one ends of two first lead screws 9, the first lead screw nuts 10 are in threaded connection with the circumferential surface of the first lead screws 9, a pushing block 14 is movably hinged to the two first lead screw nuts 10, therefore, after the motor 23 is started, the rotation of the rotating gear 16 can enable the two linkage gears 11 to rotate, further the first lead screws 9 are also rotated, further the two first lead screw nuts 10 can move left and right, a second connecting shaft 15 is rotatably connected to both ends of the pushing block 14, the circumferential surface of the second connecting shaft 15 is fixedly connected with connecting arms 12, the inner circumferential wall of the connecting arms 12 is fixedly connected with a first connecting shaft 13, the two first connecting shafts 13 are rotatably connected to a lifting platform 8, when the two sliding blocks 14 move left and right, the sliding block 14 can push the sliding block 14 and the sliding block 14 to move upwards, and downwards, when the sliding block 14 moves upwards, the sliding block 14 and the sliding block 14 is pushed by the sliding nut 14, the sliding block 14 and the sliding block 14 can move upwards, therefore, when the fixed block 3 moves upwards, the plurality of telescopic rods 2 can always keep the balance of the fixed block 3.

Please refer to fig. 4, in the embodiment of the present invention, an adjusting groove 21 has been seted up to the upper end of fixed block 3, be equipped with two second screw-nut 24 in the adjusting groove 21, two equal fixedly connected with in upper end of second screw-nut 24 place piece 4, two equal rotationally connected with axis of rotation 5 of the one end of placing piece 4, the equal fixedly connected with joint ring 6 in the circumferential surface of two axis of rotation 5, be equipped with second lead screw 22 in the adjusting groove 21, second lead screw 22 threaded connection is in the circumferential inner wall of two second screw-nut 24, the one end fixedly connected with rocker 7 of second lead screw 22, in gynecological clinical, because it is fixed to carry out different angles to patient's shank, can place patient's shank in the circumferential inner wall of placing piece 4 this moment, rotate axis of rotation 5 again, fix patient's shank through the joint ring 6 of fixedly connected with 5 circumferential surface of axis of rotation, rotate rocker 7 again this moment, because the one end fixedly connected with second lead screw 22 of rocker 7, and the screw-nut 22 both ends's shank direction is opposite, therefore the upper end of second lead screw-nut 24 can move the patient's shank and carry out different screw-nut and can move along with the angle, thereby two lead screw-nut 24 can carry out the opposite directions.

In particular, the working principle of the leg fixator convenient to adjust is as follows: in the gynaecology is clinical, when patient's shank height need be adjusted, can place the circumference inner wall of placing piece 4 with patient's shank earlier this moment, it is fixed with the shank through joint ring 6, later restart motor 23, rotation through motor 23 output drives rotating gear 16 and rotates, and then make lifting unit reciprocate, the activity hinges at this moment and then can promote fixed block 3 and reciprocate in sliding block 20 that promotes 14 upper ends of piece, when needs are adjusted the angle between patient's shank, can rotate rocker 7 through manual this moment, thereby make second lead screw 22 rotate, and make two second lead screw nut 24 carry out the motion of opposite direction, at this moment fixed connection just can remove thereupon placing piece 4 on second lead screw nut 24, and then make the angle obtain the adjustment between patient's shank.

It should be noted that the specific model specification of the motor needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A leg fixer convenient for adjustment is characterized by comprising

A lifting platform (8);

lifting unit, lifting unit includes two first lead screws (9), two first screw-nut (10), two linkage gears (11), two linking arm (12), two first connecting axle (13), promotes piece (14), two second connecting axle (15), bull gear (16) and motor (23), two first lead screw (9) all locate the top of elevating platform (8), two first screw-nut (10) threaded connection respectively in the circumferential surface of first lead screw (9), two linkage gear (11) fixed connection respectively in the one end of first lead screw (9), two first connecting axle (13) rotate respectively and connect in the surface of elevating platform (8), two linking arm (12) fixed connection respectively in the circumferential surface of first connecting axle (13), two second connecting axle (15) rotate respectively and connect in the circumference inner wall of linking arm (12), the pushing block (14) is fixedly connected with the near ends of the two second connecting shafts (15), the outer surface of the pushing block (14) is respectively and movably hinged with two first screw rod nuts (10), the motor (23) is fixedly connected with one end of the lifting platform (8), the rotating gear (16) is fixedly connected with the output end of the motor (23), the rotating gear (16) is meshed with the two linkage gears (11).

2. The leg fixing device convenient to adjust as claimed in claim 1, wherein the lower end of the lifting platform (8) is fixedly connected with the base (1), the inner surface of the lifting platform (8) is fixedly connected with a plurality of first limiting blocks (17), and the two first lead screws (9) are rotatably connected to the inner circumferential walls of the two first limiting blocks (17).

3. An adjustable leg fixator according to claim 1 wherein the upper end of the pushing block (14) is articulated with two sliding blocks (20).

4. The leg fixing device convenient to adjust according to claim 1, wherein a fixing block (3) is arranged above the lifting platform (8), and two sliding grooves (19) are formed in the lower end of the fixing block (3).

5. An adjustable leg fixator according to claim 2, wherein a plurality of telescopic rods (2) are fixedly connected to the adjacent ends of the base (1) and the fixed block (3).

6. An adjustable leg fixator according to claim 3 wherein the two sliding blocks (20) are slidably connected in sliding grooves (19) respectively.

7. An adjustable leg fixator according to claim 4, wherein a plurality of second limiting blocks (18) are fixedly connected to the lower end of the fixing block (3).

8. The leg fixing device convenient to adjust as claimed in claim 4, wherein the upper end of the fixing block (3) is provided with an adjusting groove (21), and two second lead screw nuts (24) are arranged in the adjusting groove (21).

9. The leg fixer convenient for adjustment according to claim 8, wherein the upper ends of the two second lead screw nuts (24) are fixedly connected with a placing block (4), one end of the two placing blocks (4) is rotatably connected with a rotating shaft (5), and the circumferential surfaces of the two rotating shafts (5) are fixedly connected with a clamping ring (6).

10. An adjustable leg fixator according to claim 8, wherein a second lead screw (22) is arranged in the adjusting groove (21), the second lead screw (22) is in threaded connection with the circumferential inner walls of two second lead screw nuts (24), and a rocker (7) is fixedly connected to one end of the second lead screw (22).