CN219846753U

CN219846753U - G-shaped steel wire cutter

Info

Publication number: CN219846753U
Application number: CN202320826750.9U
Authority: CN
Inventors: 鄞嘉昆
Original assignee: Zibo Kejian Metal Products Co ltd
Current assignee: Zibo Kejian Metal Products Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-10-20
Anticipated expiration: 2033-04-14

Abstract

The utility model relates to a G-shaped steel wire cutter, which comprises a shell, wherein a moving mechanism is arranged in the shell, a connecting block is fixed on the left side of the shell, a mounting mechanism is arranged in the connecting block, a cutter is arranged on the mounting mechanism, the moving mechanism comprises a motor fixed on the right side of the shell, an output shaft of the motor is fixed with a rotating rod, a first bevel gear is fixed on the left side of the rotating rod, the moving mechanism further comprises a threaded rod which is rotationally connected to the upper surface of an inner cavity of the shell through a bearing seat, a rod sleeve is connected to the outer surface of the threaded rod in a threaded manner, and a second bevel gear is fixed on the outer surface of the threaded rod. This G shaped steel silk cuts ware, through moving mechanism, arm and clamp plate butt, the motor drives bull stick and first bevel gear rotation, drives second bevel gear and threaded rod and rotates together, makes pole cover and clamp plate move down together, promotes the arm and removes to the certain distance after, cuts the reinforcing bar through the cutter.

Description

G-shaped steel wire cutter

Technical Field

The utility model relates to the technical field of orthopedic surgical instruments, in particular to a G-shaped steel wire cutter.

Background

In clinical treatment, the steel wire is one of the commonly used internal fixation materials of bone surgery at present, especially for comminuted fracture, but because of the irregular and internal fixation material cause often that the steel wire is taken out difficultly after fracture healing when the steel wire is fixed, because the steel wire extremely bends and deforms in the spiral twisting process, make its tensile strength impaired, when the powerful pull out, the bending department breaks, if the steel wire is not taken in time after fracture osseous healing, the steel wire is tightly wrapped by the callus layer by layer, if the steel wire has partial distortion, very easy to inlay and block in the callus, at this moment if the steel wire is strongly pulled repeatedly, only the callus must be cut in order to take out the steel wire, even need to make the incision on the opposite side of the original incision, need to use G-shaped steel wire cutter.

For example, chinese patent (publication No. CN 204971559U) discloses a G-type wire cutter, which comprises a rotary handle and a positioning part, wherein the rotary handle is connected with the positioning part through a connecting part, the connecting part comprises a sleeve, a screw rod and a supporting arm, the screw rod is arranged in the sleeve, the screw rod is in threaded connection with the sleeve, the top end of the screw rod is connected with the rotary handle, and the supporting arm is fixed below the screw rod and is slidably sleeved in the sleeve; the positioning pressing plate is fixed at the bottom of the supporting arm and is exposed below the sleeve; the positioning part comprises a G-shaped positioning arm and a fixing part, the G-shaped positioning arm is fixed on the outer side wall of the sleeve through the fixing part, and a positioning end is arranged at the bottom of the G-shaped positioning arm; the cutting tool bit is arranged on the positioning end, the cutting tool bit is just opposite to the direction of the positioning pressing plate, and the orthopedic G-shaped steel wire cutter has the advantages of high steel wire taking-out efficiency and small wound.

The G-shaped steel wire cutter has the advantages that the G-shaped steel wire cutter has certain defects, the distance between the positioning pressing plate and the cutting tool bit is controlled by the rotating handle, so that the cutting tool bit is screwed to cut off the steel wire, the operation is troublesome, in addition, in the moving process of the positioning pressing plate, the rotating handle is required to be rotated while the scale is observed, the position of the positioning pressing plate is inconvenient to accurately control, errors can occur during cutting, and the cutting effect is affected, and therefore the G-shaped steel wire cutter is provided to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the G-shaped steel wire cutter which has the advantages of convenient adjustment and the like, and solves the problem of inconvenient adjustment of the existing G-shaped steel wire cutter.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the G-shaped steel wire cutter comprises a shell, wherein a moving mechanism is arranged in the shell, a connecting block is fixed on the left side of the shell, a mounting mechanism is arranged in the connecting block, and a cutter is arranged on the mounting mechanism;

the moving mechanism comprises a motor fixed on the right side of the shell, a rotating rod is fixed on an output shaft of the motor, a first bevel gear is fixed on the left side of the rotating rod, the moving mechanism further comprises a threaded rod which is rotationally connected to the upper surface of the inner cavity of the shell through a bearing seat, a rod sleeve is connected to the outer surface of the threaded rod in a threaded mode, a second bevel gear is fixed on the outer surface of the threaded rod, and a pressing plate is fixed on the lower surface of the rod sleeve.

Further, the right side of casing has seted up the commentaries on classics hole, the bull stick passes through the inside that the bearing rotated and is connected in the commentaries on classics hole.

Further, the first bevel gear is meshed with the second bevel gear, a round hole is formed in the lower surface of the shell, and the rod sleeve is connected inside the round hole in a sliding mode.

Further, the left and right sides of the rod sleeve are all fixed with slide bars, the left and right sides of the inner cavity of the shell are all provided with slide grooves, and the slide bars are in sliding connection with the inside of the slide grooves.

Further, the installation mechanism comprises a spring fixed on the right side of an inner cavity of the connecting block, a moving block is fixed on the left side of the spring, a pull rod is fixed on the front face of the moving block, a clamping block is fixed on the left side of the moving block, the installation mechanism further comprises a clamping groove formed in the upper surface of the connecting block and a vertical rod fixed on the lower surface of the cutter, and a clamping hole is formed in the right side of the vertical rod.

Further, the fixture block sliding connection is in the inside of draw-in hole, montant sliding connection is in the inside of draw-in groove.

Further, the upper and lower both sides of movable block all are fixed with T shape piece, T shape groove has all been seted up to the upper and lower both sides of connecting block inner chamber, T shape piece sliding connection is in the inside in T shape groove.

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

1. this G shaped steel silk cuts ware, through moving mechanism, arm and clamp plate butt, the motor drives bull stick and first bevel gear rotation, drives second bevel gear and threaded rod and rotates together, makes pole cover and clamp plate move down together, promotes the arm and removes to the certain distance after, cuts the reinforcing bar through the cutter.

2. This G shaped steel silk cuts ware, through installation mechanism, the pulling pull rod drives movable block and fixture block and removes and extrude the spring together, inserts the montant in the draw-in groove, loosens the pull rod, the movable block makes the fixture block card go into in the draw-in hole, installs fixedly to the cutter, conveniently dismantles the change to the cutter.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a moving mechanism according to the present utility model;

fig. 3 is a schematic structural view of the mounting mechanism of the present utility model.

In the figure: 1 a shell, 2 a moving mechanism, 201 a motor, 202 a rotating rod, 203 a first bevel gear, 204 a threaded rod, 205 a second bevel gear, 206 a rod sleeve, 207 a pressing plate, 3 a connecting block, 4 a mounting mechanism, 401 a spring, 402 a moving block, 403 a pull rod, 404 a clamping block, 405 a vertical rod, 406 a clamping groove, 407 a clamping hole and 5 cutters.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1, the G-type steel wire cutter in this embodiment includes a housing 1, a moving mechanism 2 is disposed in the housing 1 to facilitate arm movement and cut steel wires, a connecting block 3 is fixed on the left side of the housing 1, a mounting mechanism 4 is disposed in the connecting block 3, a cutter 5 is disposed on the mounting mechanism 4, and the cutter 5 is mounted through the mounting mechanism 4.

Referring to fig. 2, for convenience in moving and cutting, the moving mechanism 2 in this embodiment includes a motor 201 fixed on the right side of the casing 1, a rotating rod 202 fixed on an output shaft of the motor 201, a first bevel gear 203 fixed on the left side of the rotating rod 202, a threaded rod 204 rotatably connected to the upper surface of the inner cavity of the casing 1 through a bearing seat, a rod sleeve 206 screwed on the outer surface of the threaded rod 204, and a second bevel gear 205 fixed on the outer surface of the threaded rod 204, wherein the first bevel gear 203 is meshed with the second bevel gear 205, and a pressing plate 207 fixed on the lower surface of the rod sleeve 206 is abutted to an arm for pushing the arm to move, so that the cutter 5 cuts off steel wires.

Wherein, the right side of casing 1 has seted up the commentaries on classics hole, and bull stick 202 passes through the bearing rotation and connects in the inside of commentaries on classics hole, increases the stability when bull stick 202 is rotatory, and the round hole has been seted up to the lower surface of casing 1, and pole cover 206 sliding connection is in the inside of round hole, makes things convenient for pole cover 206 to remove.

In addition, the left and right sides of the rod sleeve 206 are all fixed with sliding bars, the left and right sides of the inner cavity of the shell 1 are all provided with sliding grooves, the sliding bars are slidably connected in the sliding grooves, stability of the rod sleeve 206 during movement is improved, and the rod sleeve 206 is prevented from rotating along with the threaded rod 204.

In the moving mechanism 2 in the embodiment, an arm is abutted with the pressing plate 207, the motor 201 drives the rotating rod 202 and the first bevel gear 203 to rotate, drives the second bevel gear 205 and the threaded rod 204 to rotate together, so that the rod sleeve 206 and the pressing plate 207 move downwards together, and after the arm is pushed to move to a certain distance, the steel bars are cut off by the cutter 5.

Referring to fig. 3, for convenience in assembling and disassembling the cutter 5, the mounting mechanism 4 in this embodiment includes a spring 401 fixed on the right side of the inner cavity of the connecting block 3, a moving block 402 is fixed on the left side of the spring 401, a pull rod 403 is fixed on the front side of the moving block 402 for pulling the moving block 402 to move, a clamping block 404 is fixed on the left side of the moving block 402, the mounting mechanism 4 further includes a clamping groove 406 formed on the upper surface of the connecting block 3 and a vertical rod 405 fixed on the lower surface of the cutter 5, the vertical rod 405 is slidably connected inside the clamping groove 406, so that the cutter 5 is convenient to mount, and a clamping hole 407 is formed on the right side of the vertical rod 405.

Wherein, fixture block 404 sliding connection is in the inside of draw-in hole 407 for fixed montant 405 and cutter 5, the upper and lower both sides of movable block 402 all are fixed with T shape piece, and the T shape piece sliding connection is in the inside in T shape groove, the stability when increasing movable block 402 and remove has all been seted up to the upper and lower both sides of connecting block 3 inner chamber.

The mounting mechanism 4 in this embodiment pulls the pull rod 403, drives the moving block 402 and the clamping block 404 to move together and squeeze the spring 401, inserts the vertical rod 405 into the clamping groove 406, releases the pull rod 403, and moves the block 402, so that the clamping block 404 is clamped into the clamping hole 407, and mounts and fixes the cutter 5.

The working principle of the embodiment is as follows:

(1) When the arm is required to move, the motor 201 is started, the motor 201 drives the rotating rod 202 and the first bevel gear 203 to rotate, the second bevel gear 205 and the threaded rod 204 are driven to rotate together when the first bevel gear 203 rotates, the rod sleeve 206 and the pressing plate 207 are driven to move downwards together through the rotation of the threaded rod 204, the sliding rod is driven to slide in the sliding groove when the rod sleeve 206 moves, the moving stability of the rod sleeve 206 and the pressing plate 207 is improved, and when the pressing plate 207 pushes the arm to move to a certain distance, the steel bars are cut off through the cutter 5.

(2) Pulling the pull rod 403 to the right, the pull rod 403 drives the moving block 402 and the clamping block 404 to move together and squeeze the spring 401, so that the clamping block 404 is far away from the clamping groove 406, the moving block 402 drives the T-shaped block to slide in the T-shaped groove when moving, stability of the moving block 402 when moving is improved, after the vertical rod 405 is clamped into the clamping groove 406, the pull rod 403 is loosened, the moving block 402 is reset through the spring 401, and the clamping block 404 is clamped into the clamping hole 407, so that the cutter 5 is fixedly installed.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 G shaped steel silk cuts ware, includes casing (1), its characterized in that: the novel tool is characterized in that a moving mechanism (2) is arranged in the shell (1), a connecting block (3) is fixed on the left side of the shell (1), an installation mechanism (4) is arranged in the connecting block (3), and a tool (5) is arranged on the installation mechanism (4);

the utility model provides a mobile mechanism (2) is including being fixed in motor (201) on casing (1) right side, the output shaft of motor (201) is fixed with bull stick (202), the left side of bull stick (202) is fixed with first bevel gear (203), mobile mechanism (2) still include through the bearing frame rotate connect in threaded rod (204) of casing (1) inner chamber upper surface, the surface threaded connection of threaded rod (204) has pole cover (206), the surface of threaded rod (204) is fixed with second bevel gear (205), the lower surface of pole cover (206) is fixed with clamp plate (207).

2. A G-wire cutter as defined in claim 1, wherein: the right side of the shell (1) is provided with a rotating hole, and the rotating rod (202) is rotationally connected to the inside of the rotating hole through a bearing.

3. A G-wire cutter as defined in claim 1, wherein: the first bevel gear (203) is meshed with the second bevel gear (205), a round hole is formed in the lower surface of the shell (1), and the rod sleeve (206) is connected inside the round hole in a sliding mode.

4. A G-wire cutter as defined in claim 1, wherein: slide bars are fixed on the left side and the right side of the rod sleeve (206), sliding grooves are formed in the left side and the right side of the inner cavity of the shell (1), and the slide bars are connected inside the sliding grooves in a sliding mode.

5. A G-wire cutter as defined in claim 1, wherein: the mounting mechanism (4) comprises a spring (401) fixed on the right side of an inner cavity of the connecting block (3), a moving block (402) is fixed on the left side of the spring (401), a pull rod (403) is fixed on the front side of the moving block (402), a clamping block (404) is fixed on the left side of the moving block (402), the mounting mechanism (4) further comprises a clamping groove (406) formed in the upper surface of the connecting block (3) and a vertical rod (405) fixed on the lower surface of the cutter (5), and a clamping hole (407) is formed in the right side of the vertical rod (405).

6. The G-wire interceptor of claim 5, wherein: the clamping block (404) is slidably connected to the inside of the clamping hole (407), and the vertical rod (405) is slidably connected to the inside of the clamping groove (406).

7. The G-wire interceptor of claim 5, wherein: t-shaped blocks are fixed on the upper side and the lower side of the moving block (402), T-shaped grooves are formed in the upper side and the lower side of the inner cavity of the connecting block (3), and the T-shaped blocks are connected inside the T-shaped grooves in a sliding mode.