CN217244683U

CN217244683U - Scalpel convenient to quick replacement blade

Info

Publication number: CN217244683U
Application number: CN202220521509.0U
Authority: CN
Inventors: 时烨
Original assignee: Suzhou Kyuan Medical Apparatus Co ltd
Current assignee: Suzhou Kyuan Medical Apparatus Co ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-08-23
Anticipated expiration: 2032-03-11

Abstract

The utility model relates to a scalpel technical field just discloses a scalpel convenient to quick replacement blade, the electric iron comprises a handle, the bottom of handle is provided with rotating assembly, the inside telescopic link subassembly that extends to the handle inside that is provided with of rotating assembly, the top of handle is provided with clamping component, the top of telescopic link subassembly is provided with the cutter holder subassembly that extends to the handle outside and run through clamping component. This scalpel convenient to quick replacement blade possesses the change of being convenient for and advantages such as security height, has solved when changing the blade, need press from both sides the blade with the clip, makes the blade breach be located inside the block device at handle top, when dismantling, still need stir the blade with the hand, makes it break away from block device, and reuse clip extracts the blade, and dismouting speed is slow, the problem of the risk of being cut in addition.

Description

Scalpel convenient to quick replacement blade

Technical Field

The utility model relates to a scalpel technical field specifically is a scalpel convenient to quick replacement blade.

Background

The scalpel refers to a special knife which consists of a blade and a handle and is used for cutting human or animal body tissues, the corresponding blade is used for carrying out operations under different conditions, and the scalpel is an indispensable important operation tool in surgical operations.

Present common scalpel, the structure is all very simple, when changing the blade, need press from both sides the blade with the clip, makes inside the blade breach is located the clamping device at handle top, when dismantling, still need stir the blade with the hand, makes it break away from clamping device, and the reuse clip is extracted the blade, and the dismouting speed is slow, is cut the risk of wounding in addition, so provides the scalpel of being convenient for quick replacement blade and solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a scalpel convenient to quick replacement blade possesses the change of being convenient for and high advantage such as security, has solved when changing the blade, need press from both sides the blade with the clip, makes inside the blade breach is located the block device at handle top, when dismantling, still need stir the blade with the hand, makes it break away from block device, and reuse clip extracts the blade, and dismouting speed is slow, the problem of the risk of being cut wound in addition.

(II) technical scheme

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a scalpel convenient to quick replacement blade, includes the handle, the bottom of handle is provided with rotating assembly, the inside telescopic link subassembly that extends to the inside of handle that is provided with of rotating assembly, the top of handle is provided with clamping component, the top of telescopic link subassembly is provided with the cutter holder subassembly that extends to the handle outside and run through clamping component.

The beneficial effects of the utility model are that: when the blade needs to be replaced, the handle is firstly held, the tool holder assembly is pushed to move upwards through the matching of the rotating assembly and the telescopic rod assembly, so that the clamping assembly is loosened, the blade needing to be replaced is replaced, the rotating assembly and the telescopic rod assembly are matched again through moving, the tool holder assembly is pulled to move downwards, the clamping assembly is clamped again, the tool holder assembly fixes the scalpel inside the tool holder assembly, the replacement of the blade can be completed, and the effect of quickly replacing the blade is achieved.

Further, the rotating assembly comprises an internal thread shell and a plane bearing, the bottom of the handle is fixedly connected with the plane bearing, and the bottom of the plane bearing is fixedly connected with the internal thread shell;

further, the telescopic rod assembly comprises a moving rod and a thread block, the thread block is in threaded connection with the internal thread shell, and the moving rod is fixedly connected to the top of the thread block.

The beneficial effect who adopts above-mentioned further scheme is that, when needing to let the carriage release lever upward movement, only need twist the internal thread shell, make its threaded connection's screw block upward movement under the promotion of screw thread to promote the carriage release lever upward movement.

Further, the tool holder assembly comprises a first clamping piece, a fixing groove, a fixing block and a second clamping piece, the top of the moving rod is fixedly connected with the first clamping piece and the second clamping piece which are symmetrically distributed in the left-right direction, the fixing groove is formed in the right side of the first clamping piece, and the fixing block is fixedly connected to the left side of the second clamping piece;

further, the clamping assembly comprises a clamping ring and a clamping block, the top of the handle is fixedly connected with the clamping ring positioned on the outer side of the tool holder assembly, the left side of the first clamping piece is fixedly connected with the clamping block, the right side of the second clamping piece is fixedly connected with the clamping block, the clamping ring is in a conical design, and the clamping block is matched with the clamping ring.

The blade replacing device has the advantages that in the blade replacing process, the movable rod moves upwards to push the first clamping piece and the second clamping piece to move upwards, so that the clamping block is driven to be separated from the clamping ring, the first clamping piece and the second clamping piece are separated, the blade replacing operation is carried out, after the blade replacing operation is finished, the movable rod moves downwards to pull the first clamping piece and the second clamping piece to move downwards, the clamping block is driven to enter the clamping ring again, and the blade replacing operation is finished.

Furthermore, a limiting groove is formed in the outer surface of the moving rod, and the inner cavity side wall of the handle is fixedly connected with a limiting block extending to the inner part of the limiting groove.

Adopt above-mentioned further scheme's beneficial effect be, under the cooperation of spacing groove and stopper, can prevent that the carriage release lever from rotating.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A of the present invention;

FIG. 3 is a top view of the present invention;

fig. 4 is a cross-sectional view of the toolholder assembly of the invention.

In the figure: 1. a handle; 111. a limiting block; 2. a telescopic rod assembly; 211. a limiting groove; 21. a travel bar; 22. a thread block; 3. a rotating assembly; 31. an internally threaded housing; 32. a flat bearing; 4. a clamping assembly; 41. a clamping ring; 42. a clamping block; 5. a toolholder assembly; 51. a first clip piece; 52. fixing grooves; 53. a fixed block; 54. a second clip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.

In the embodiment, as shown in fig. 1-4, a scalpel convenient for fast blade replacement includes a handle 1, a rotating component 3 is disposed at the bottom of the handle 1, the rotating component 3 includes an internal thread housing 31 and a plane bearing 32, the bottom of the handle 1 is fixedly connected with the plane bearing 32, the bottom of the plane bearing 32 is fixedly connected with the internal thread housing 31, a telescopic rod component 2 extending to the inside of the handle 1 is disposed inside the rotating component 3, the telescopic rod component 2 includes a moving rod 21 and a thread block 22, the thread block 22 is in threaded connection with the internal thread housing 31, the top of the thread block 22 is fixedly connected with the moving rod 21, when the moving rod 21 needs to move upward, the internal thread housing 31 is only required to be twisted to make the thread block 22 in threaded connection move upward under the pushing of the thread, thereby pushing the moving rod 21 to move upward, a limit groove 211 is disposed on the outer surface of the moving rod 21, the inner cavity side wall of the handle 1 is fixedly connected with a limiting block 111 extending to the inside of the limiting groove 211, under the matching of the limiting groove 211 and the limiting block 111, the moving rod 21 can be prevented from rotating, the top of the handle 1 is provided with a clamping assembly 4, the clamping assembly 4 comprises a clamping ring 41 and a clamping block 42, the top of the handle 1 is fixedly connected with the clamping ring 41 positioned at the outer side of the tool holder assembly 5, the left side of the first clamping piece 51 is fixedly connected with the clamping block 42, the right side of the second clamping piece 54 is fixedly connected with the clamping block 42, the clamping ring 41 is in a conical design, the clamping block 42 is matched with the clamping ring 41, the top of the telescopic rod assembly 2 is provided with a tool holder assembly 5 extending to the outside of the handle 1 and penetrating through the clamping assembly 4, the tool holder assembly 5 comprises a first clamping piece 51, a fixing groove 52, a fixing block 53 and a second clamping piece 54, the top of the moving rod 21 is fixedly connected with the first clamping piece 51 and the second clamping piece 54 which are distributed in a bilateral symmetry manner, the fixed slot 52 has been seted up on the right side of first clamping piece 51, the left side fixedly connected with fixed block 53 of second clamping piece 54, in the in-process of changing the blade, travel bar 21 upward movement, promote first clamping piece 51 and second clamping piece 54 upward movement, thereby drive and press from both sides tight piece 42 and break away from clamp ring 41, make first clamping piece 51 and second clamping piece 54 separate, change the operation of blade again, after changing, through travel bar 21 downstream, stimulate first clamping piece 51 and second clamping piece 54 downstream, thereby drive and press from both sides tight piece 42 and get into clamp ring 41 inside again, accomplish the clamp of changing the blade.

The working principle is as follows:

when the blade needs to be replaced, firstly, the handle 1 is held, the internal thread shell 31 is twisted, the thread block 22 in threaded connection is driven to move upwards by the pushing of the thread, the moving rod 21 is driven to move upwards, the first clamping piece 51 and the second clamping piece 54 are driven to move upwards, the clamping block 42 is driven to be separated from the clamping ring 41, the first clamping piece 51 and the second clamping piece 54 are separated, then the blade needs to be replaced, the internal thread shell 31 is twisted, the thread block 22 in threaded connection is driven to move downwards by the pushing of the thread, the first clamping piece 51 and the second clamping piece 54 are pulled to move downwards, the clamping block 42 is driven to enter the clamping ring 41 again, the first clamping piece 51 and the second clamping piece 54 are clamped, and the scalpel is fixed in the first clamping piece 51 and the second clamping piece 54, so that the replacement of the blade can be completed.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A scalpel convenient to quick replacement blade, includes handle (1), its characterized in that: the bottom of handle (1) is provided with rotating assembly (3), rotating assembly (3) inside is provided with the telescopic rod subassembly (2) that extend to handle (1) inside, the top of handle (1) is provided with clamping component (4), the top of telescopic rod subassembly (2) is provided with cutter holder subassembly (5) that extend to handle (1) outside and run through clamping component (4).

2. A scalpel facilitating quick blade replacement as claimed in claim 1 wherein: the rotating assembly (3) comprises an internal thread shell (31) and a plane bearing (32), the bottom of the handle (1) is fixedly connected with the plane bearing (32), and the bottom of the plane bearing (32) is fixedly connected with the internal thread shell (31).

3. The scalpel facilitating quick blade change of claim 2, wherein: the telescopic rod assembly (2) comprises a moving rod (21) and a thread block (22), the thread block (22) is in threaded connection with the inner thread shell (31), and the moving rod (21) is fixedly connected to the top of the thread block (22).

4. A scalpel facilitating quick blade change as claimed in claim 3 wherein: the cutter holder assembly (5) comprises a first clamping piece (51), a fixing groove (52), a fixing block (53) and a second clamping piece (54), wherein the top of the moving rod (21) is fixedly connected with the first clamping piece (51) and the second clamping piece (54) which are distributed in a bilateral symmetry mode, the fixing groove (52) is formed in the right side of the first clamping piece (51), and the fixing block (53) is fixedly connected with the left side of the second clamping piece (54).

5. The scalpel facilitating quick blade change of claim 4, wherein: the clamping assembly (4) comprises a clamping ring (41) and a clamping block (42), the clamping ring (41) positioned on the outer side of the tool holder assembly (5) is fixedly connected to the top of the handle (1), the clamping block (42) is fixedly connected to the left side of the first clamping piece (51), the clamping block (42) is fixedly connected to the right side of the second clamping piece (54), the clamping ring (41) is in a conical design, and the clamping block (42) is matched with the clamping ring (41).

6. The scalpel facilitating quick blade change of claim 5, wherein: the outer surface of carriage release lever (21) has seted up spacing groove (211), the inner chamber lateral wall fixedly connected with of handle (1) extends to inside stopper (111) of spacing groove (211).