CN216652665U

CN216652665U - Tourniquet winding device for operating room nursing

Info

Publication number: CN216652665U
Application number: CN202123210103.5U
Authority: CN
Inventors: 景芳; 刘亚林; 贺雨芳; 李盼
Original assignee: Yulin Second Hospital
Current assignee: Yulin Second Hospital
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-06-03
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to the technical field of medical instruments, in particular to a tourniquet winding device for operating room nursing, which comprises a shell, wherein a sealing cover is detachably connected to the right end of the shell, a rotating rod is rotatably connected to the left inner wall of the shell and movably penetrates through the sealing cover, a rotating handle is fixedly connected to the right end of the rotating rod, a spool is fixedly connected to the surface of the rotating rod, a tourniquet main body is fixedly connected to the surface of the spool, a discharging pipe is fixedly connected to the surface of the shell, the tourniquet main body movably penetrates through the discharging pipe, a self-locking mechanism is arranged in the shell and is connected with the rotating rod to realize self-locking of the rotating rod, the tourniquet main body is prevented from rebounding through the meshing of a ratchet wheel and a pawl, and the convenience in use of the tourniquet main body is optimized.

Description

Tourniquet winding device for operating room nursing

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a tourniquet winding device for operating room nursing.

Background

The tourniquet is refined by medical polymer material natural rubber or special rubber, and has a long flat shape and strong elasticity.

The prior art discloses a patent document with a part of tourniquet, Chinese patent with application number CN201920118714.0, and discloses a tourniquet winding device for operating room nursing, which comprises a device main body and a fixed member, wherein the left end of the device main body is fixedly connected with the fixed member, the left end of the fixed member is movably connected with a winding mechanism, the periphery of the winding mechanism is fixedly connected with a protective part, the periphery of the device main body is fixedly connected with an attaching layer, the left side of the fixed member is internally embedded and connected with a guide rail, the inside of the guide rail is movably connected with a sliding ring and provided with the fixed member, the fixed member is mutually matched through the guide rail, the sliding ring, a knob mechanism, a connecting part and a protective cushion ring when in use, so that the device main body and the winding mechanism are connected through the fixed member, the stability and the service life of the fixed member are effectively improved, and the labor intensity of workers is reduced, and the work efficiency of medical personnel is improved, the winding mechanism is arranged, the winding mechanism and the internal components are operated mutually, and the cost is saved while the medical personnel can replace the tourniquet conveniently.

The tourniquet winding device for operating room nursing is characterized in that the tourniquet winding device comprises a shell, a tourniquet winding device body, a shell and a self-locking mechanism, wherein the shell is provided with a plurality of elastic pieces, the tourniquet winding device body is provided with a plurality of elastic pieces, the elastic pieces are arranged on the shell, and the tourniquet winding device body is provided with a plurality of elastic pieces.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a tourniquet winding device for operating room nursing.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: a tourniquet winding device for operating room nursing comprises a shell, wherein a sealing cover is detachably connected to the right end of the shell, a rotating rod is rotatably connected to the left inner wall of the shell and movably penetrates through the sealing cover, a rotating handle is fixedly connected to the right end of the rotating rod, an I-shaped wheel is fixedly connected to the surface of the rotating rod, a tourniquet main body is fixedly connected to the surface of the I-shaped wheel, a discharging pipe is fixedly connected to the surface of the shell and movably penetrates through the discharging pipe, a self-locking mechanism is arranged in the shell and connected with the rotating rod to realize self-locking of the rotating rod; during operation, sealed lid is for the convenience of seal shell, and the bull stick is for the convenience of fixed I-shaped wheel, and the I-shaped wheel is for the convenience of fixed tourniquet main part, and the discharging pipe is for the convenience of tourniquet main part runs through, and self-locking mechanism links to each other in order to realize the bull stick auto-lock with the bull stick.

Preferably, the self-locking mechanism comprises a sliding hole, a ratchet wheel, a fixing plate, a second spring, a pawl and a second T-shaped fixing rod, the sliding hole is formed in the right end of the sealing cover, the ratchet wheel is fixedly connected to the surface of the rotating rod, the fixing plate is fixedly connected to the left end of the sealing cover, the second spring is fixedly connected to the upper end of the fixing plate, the pawl is movably hinged to the left end of the sealing cover through a hinge shaft and is fixedly connected to the second spring, the second T-shaped fixing rod is fixedly connected to the right end of the pawl, and the second T-shaped fixing rod is slidably connected into the sliding hole; the during operation, the establishment of slide opening is for the convenience of second T shape dead lever gliding, the ratchet is for the convenience of with pawl meshing, the fixed plate is for the convenience of fixed second spring, the second spring meshes pawl and ratchet all the time through the elastic action of self, pawl and ratchet meshing are convenient for ratchet unidirectional rotating, play the auto-lock effect to the bull stick through the mutually supporting of ratchet and pawl, second T shape dead lever is for the convenience of driving pawl pivoted, when needing bull stick corotation, hold second T shape dead lever, with second T shape dead lever cunning downwards in the slide opening, the slip of second T shape dead lever drives the pawl and rotates, after the pawl rotates downwards around the hinge, pawl and ratchet no longer mesh, can corotation bull stick this moment.

Preferably, the right end of the shell is provided with four positioning grooves, positioning rods are movably inserted in the four positioning grooves, and the four positioning rods are fixedly connected to the left end of the sealing cover; during operation, the locating groove is opened to facilitate the insertion of the locating rod, and the stability of the connection between the shell and the sealing cover is optimized by the clamping of the locating groove and the locating rod.

Preferably, two limiting rollers are rotatably connected between the left inner wall and the right inner wall of the discharge pipe, and the tourniquet main body is slidably connected between the two limiting rollers; during operation, the rotation of the limiting roller is connected to facilitate the sliding of the tourniquet main body, and the effect of limiting and driving the tourniquet main body is achieved.

Preferably, the upper end of the discharge pipe is fixedly connected with a first spring, the upper end of the first spring is fixedly connected with a first T-shaped fixing rod, the first T-shaped fixing rod movably penetrates through the discharge pipe, and the lower end of the first T-shaped fixing rod is fixedly connected with a cutter; during operation, the fixed of first spring is for the convenience of supporting first T shape dead lever through the elastic action, and first T shape dead lever is for the convenience of fixed cutter drive, and the cutter is for the convenience of cutting off the tourniquet main part.

Preferably, the rear end of the shell is fixedly connected with a handle; when the lifting device works, the rear end of the shell is fixedly connected with a handle, and the handle is convenient for lifting the shell.

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

this scheme is when needs use this device, at first hold the commentaries on classics handle, will change the reversal, the reversal of commentaries on classics handle drives the bull stick reversal, the reversal of bull stick drives the I-shaped wheel reversal, when the bull stick reversal, the bull stick drives the ratchet reversal, during the ratchet reversal, the ratchet can not block with the pawl, be convenient for the bull stick to do reverse unidirectional rotation through ratchet and pawl meshing, the reversal of I-shaped wheel outwards extends the tourniquet main part, when the tourniquet main part outwards extends to suitable length, hold first T shape dead lever, press first T shape dead lever downwards, the removal of first T shape dead lever drives the cutter and cuts off the tourniquet main part, after the tourniquet main part is cut off, prevent the tourniquet main part through the meshing of ratchet and pawl and kick-back, the convenience that the tourniquet main part used has been optimized.

Drawings

FIG. 1 is a front perspective view of the present invention;

FIG. 2 is a rear perspective view of the present invention;

FIG. 3 is an exploded view of the present invention;

fig. 4 is a schematic view of the self-locking mechanism of the present invention.

In the figure: 1. a housing; 2. positioning a groove; 3. a sealing cover; 4. positioning a rod; 5. a rotating rod; 6. turning a handle; 7. a spool; 8. a tourniquet body; 9. a limiting roller; 10. a discharge pipe; 11. a first T-shaped fixing rod; 12. a first spring; 13. a cutter; 14. a slide hole; 15. a ratchet wheel; 16. a fixing plate; 17. a second spring; 18. a pawl; 19. a second T-shaped fixing rod; 20. a handle.

Detailed Description

The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-4, the tourniquet winding device for operating room nursing comprises a housing 1, a sealing cover 3 is detachably connected to the right end of the housing 1, a rotating rod 5 is rotatably connected to the left inner wall of the housing 1, the rotating rod 5 movably penetrates through the sealing cover 3, a rotating handle 6 is fixedly connected to the right end of the rotating rod 5, a spool 7 is fixedly connected to the surface of the rotating rod 5, a tourniquet main body 8 is fixedly connected to the surface of the spool 7, a discharging pipe 10 is fixedly connected to the surface of the housing 1, the tourniquet main body 8 movably penetrates through the discharging pipe 10, a self-locking mechanism is arranged in the housing 1, and the self-locking mechanism is connected with the rotating rod 5 to realize self-locking of the rotating rod 5; during operation, the sealing cover 3 is for sealing the shell 1, the rotating rod 5 is for fixing the spool 7, the spool 7 is for fixing the tourniquet main body 8, the discharging pipe 10 is for penetrating the tourniquet main body 8, and the self-locking mechanism is connected with the rotating rod 5 to realize self-locking of the rotating rod 5.

Specifically, the self-locking mechanism comprises a sliding hole 14, a ratchet wheel 15, a fixed plate 16, a second spring 17, a pawl 18 and a second T-shaped fixed rod 19, the sliding hole 14 is formed in the right end of the sealing cover 3, the ratchet wheel 15 is fixedly connected to the surface of the rotating rod 5, the fixed plate 16 is fixedly connected to the left end of the sealing cover 3, the second spring 17 is fixedly connected to the upper end of the fixed plate 16, the pawl 18 is movably hinged to the left end of the sealing cover 3 through a hinge shaft, the pawl 18 is fixedly connected to the second spring 17, the second T-shaped fixed rod 19 is fixedly connected to the right end of the pawl 18, and the second T-shaped fixed rod 19 is slidably connected into the sliding hole 14; when the rotating rod 5 needs to rotate forwards, the second T-shaped fixing rod 19 is held by a hand to slide the second T-shaped fixing rod 19 downwards in the sliding hole 14, the second T-shaped fixing rod 19 drives the pawl 18 to rotate, after the pawl 18 rotates downwards around the hinge shaft, the pawl 18 is not meshed with the ratchet wheel 15, and the rotating rod 5 can rotate forwards.

Specifically, the right end of the shell 1 is provided with four positioning grooves 2, positioning rods 4 are movably inserted in the four positioning grooves 2, and the four positioning rods 4 are fixedly connected to the left end of the sealing cover 3; during operation, seting up of constant head tank 2 is for the convenience of locating lever 4 grafting, and the stability that shell 1 and sealed lid 3 are connected has been optimized to constant head tank 2 and locating lever 4's joint.

Specifically, two limiting rollers 9 are rotatably connected between the left inner wall and the right inner wall of the discharge pipe 10, and the tourniquet main body 8 is slidably connected between the two limiting rollers 9; during operation, the rotation connection of the limiting roller 9 is convenient for the tourniquet main body 8 to slide, and the limiting driving effect on the tourniquet main body 8 is achieved.

Specifically, the upper end of the discharge pipe 10 is fixedly connected with a first spring 12, the upper end of the first spring 12 is fixedly connected with a first T-shaped fixing rod 11, the first T-shaped fixing rod 11 movably penetrates through the discharge pipe 10, and the lower end of the first T-shaped fixing rod 11 is fixedly connected with a cutter 13; in operation, the first spring 12 is fixed to support the first T-shaped fixing rod 11 by elastic action, the first T-shaped fixing rod 11 is driven by the fixed cutter 13, and the cutter 13 is used for cutting off the tourniquet main body 8.

Specifically, a handle 20 is fixedly connected to the rear end of the housing 1; in operation, the handle 20 is fixedly connected to the rear end of the housing 1, and the handle 20 is convenient for lifting the housing 1.

The working principle of the utility model is as follows:

when the tourniquet device needs to be used, firstly, the rotating handle 6 is held by a hand, the rotating handle 6 rotates reversely to drive the rotating rod 5 to rotate reversely, the rotating rod 5 rotates reversely to drive the spool 7 to rotate reversely, when the rotating rod 5 rotates reversely, the rotating rod 5 drives the ratchet wheel 15 to rotate reversely, when the ratchet wheel 15 rotates reversely, the ratchet wheel 15 and the pawl 18 cannot be clamped, the rotating rod 5 can rotate reversely and conveniently through meshing of the ratchet wheel 15 and the pawl 18, the tourniquet main body 8 extends outwards through reverse rotation of the spool 7, when the tourniquet main body 8 extends outwards to a proper length, the first T-shaped fixing rod 11 is held by the hand to press the first T-shaped fixing rod 11 downwards, the cutter 13 is driven by movement of the first T-shaped fixing rod 11 to cut the tourniquet main body 8, and after the tourniquet main body 8 is cut off, the tourniquet main body 8 is prevented from rebounding through meshing of the ratchet wheel 15 and the pawl 18, and convenience in use of the tourniquet main body 8 is optimized.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a tourniquet wind for operating room nursing, includes shell (1), its characterized in that, the right-hand member of shell (1) can be dismantled and is connected with sealed lid (3), the left inner wall of shell (1) rotates and is connected with bull stick (5), and bull stick (5) activity runs through sealed lid (3), the right-hand member fixedly connected with of bull stick (5) changes (6), the fixed surface of bull stick (5) is connected with I-shaped wheel (7), the fixed surface of I-shaped wheel (7) is connected with tourniquet main part (8), the fixed surface of shell (1) is connected with discharging pipe (10), and tourniquet main part (8) activity runs through discharging pipe (10), be provided with self-locking mechanism in shell (1), self-locking mechanism links to each other with bull stick (5) in order to realize bull stick (5) auto-lock.

2. The tourniquet winding device for operating room nursing according to claim 1, the self-locking mechanism comprises a slide hole (14), a ratchet wheel (15), a fixed plate (16), a second spring (17), a pawl (18) and a second T-shaped fixed rod (19), the sliding hole (14) is arranged at the right end of the sealing cover (3), the ratchet wheel (15) is fixedly connected with the surface of the rotating rod (5), the fixing plate (16) is fixedly connected with the left end of the sealing cover (3), the second spring (17) is fixedly connected with the upper end of the fixing plate (16), the pawl (18) is movably hinged at the left end of the sealing cover (3) through a hinge shaft, and the pawl (18) is fixedly connected to the second spring (17), the second T-shaped fixing rod (19) is fixedly connected to the right end of the pawl (18), and the second T-shaped fixing rod (19) is slidably connected into the sliding hole (14).

3. The tourniquet winding device for operating room nursing according to claim 2, wherein the right end of the housing (1) is provided with four positioning slots (2), positioning rods (4) are movably inserted into the four positioning slots (2), and the four positioning rods (4) are fixedly connected to the left end of the sealing cover (3).

4. The tourniquet winding device for operating room nursing according to claim 3, wherein two limiting rollers (9) are rotatably connected between the left and right inner walls of the discharging tube (10), and the tourniquet main body (8) is slidably connected between the two limiting rollers (9).

5. The tourniquet winding device for operating room nursing according to claim 4, wherein the upper end of the discharging tube (10) is fixedly connected with a first spring (12), the upper end of the first spring (12) is fixedly connected with a first T-shaped fixing rod (11), the first T-shaped fixing rod (11) movably penetrates through the discharging tube (10), and the lower end of the first T-shaped fixing rod (11) is fixedly connected with a cutting knife (13).

6. An operating room nursing tourniquet winding device according to claim 5, wherein the rear end of the housing (1) is fixedly connected with a handle (20).