CN216317956U

CN216317956U - Multifunctional smokeless electric knife

Info

Publication number: CN216317956U
Application number: CN202122884335.2U
Authority: CN
Inventors: 张泽灵; 刘东玮; 吕鹏举; 吴季云; 刘昱彤; 范文静; 康金辉
Original assignee: Harbin Medical University
Current assignee: Harbin Medical University
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-19
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a multifunctional smokeless electric knife which comprises an electric knife main body and an electric knife head arranged at the bottom end of the electric knife main body, wherein a handle grip is movably sleeved at the upper part of the electric knife main body, a sleeving groove is formed in the bottom of the handle grip, the top of the electric knife main body is movably arranged in the sleeving groove, and the outer wall of the electric knife main body is in sliding connection with the inner wall of the sleeving groove; the top end of the electrotome main body is fixedly connected with a lifting threaded pipe. The multifunctional smokeless electric knife is convenient for telescopic adjustment of the length between the handle grip and the electric knife main body, so that the length of the handle can be conveniently adjusted by people according to actual needs, the problem that the handle on the existing multifunctional smokeless electric knife is relatively fixedly arranged and cannot be adjusted according to the use requirements of different people is solved, the limitation of handheld use is greatly reduced, and the use requirements of different doctors are met.

Description

Multifunctional smokeless electric knife

Technical Field

The utility model relates to the technical field of smokeless electric knives, in particular to a multifunctional smokeless electric knife.

Background

A smokeless electric knife (high-frequency surgical instrument) is an electric surgical instrument for replacing a mechanical surgical knife to cut tissues. The tissue is heated when the high-frequency high-voltage current generated by the tip of the effective electrode contacts with the body, so that the separation and coagulation of the body tissue are realized, and the purposes of cutting and hemostasis are achieved.

Prior art patent CN213345936U discloses a multi-functional electrotome, including the electrotome blade, the electrotome blade openly is equipped with two electrotome control button, electrotome blade side is equipped with three button, three button is lead screw removal button, lighting button and negative pressure equipment button respectively, electrotome blade afterbody is equipped with active wire interface, electrotome blade rear end side is equipped with the negative pressure interface, electrotome blade front portion is equipped with conical electrotome front end, be equipped with the insulating part of tool bit in the anterior through-hole of electrotome front end, the anterior through-hole both sides of electrotome front end are equipped with the LED lamp, be equipped with the electrotome tool bit on the insulating part of tool bit. The utility model can provide the illumination for the operation part, and can timely discharge the smoke generated by the electrotome and has the function of stretching the scalpel head.

Although, the function of current smokeless electrotome is more, but the handle on the multi-functional smokeless electrotome of current all is the relatively fixed setting, can not adjust the length of handle according to different people's user demand, and the limitation when handheld use is great, is difficult to adapt to different doctors' user demand. Accordingly, the present invention provides a multifunctional smokeless electric knife for solving the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a multifunctional smokeless electric knife.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a multifunctional smokeless electric knife comprises an electric knife main body and an electric knife head arranged at the bottom end of the electric knife main body, wherein a handle grip is movably sleeved at the upper part of the electric knife main body, a sleeving groove is formed in the bottom of the handle grip, the top of the electric knife main body is movably arranged in the sleeving groove, and the outer wall of the electric knife main body is in sliding connection with the inner wall of the sleeving groove;

the top end of the electrotome main body is fixedly connected with a lifting threaded pipe, a screw rod is rotatably arranged on the inner wall of the top of the sleeving groove, and the lifting threaded pipe is sleeved on the screw rod and is in threaded connection with the screw rod;

a worm wheel is fixedly sleeved on the screw rod positioned above the lifting threaded pipe, a worm is meshed with the rear side of the worm wheel, and the left end of the worm rotatably extends to the outside of the left side of the handle grip and is fixedly connected with an adjusting button; the top fixedly connected with power cord of handle, the bottom of power cord still fixedly connected with transmission electric wire, and the bottom of transmission electric wire extends to the inside of electrotome main part, the bottom side outside of electrotome main part still is provided with electrotome control switch, and electrotome control switch passes through the transmission electric wire and is connected with the power cord electricity.

Preferably, the screw rod below the worm wheel is provided with an external thread, the inner wall of the lifting threaded pipe is provided with an internal thread, and the external thread on the screw rod is in threaded connection with the internal thread on the inner wall of the lifting threaded pipe.

Preferably, the top of the left side of the lifting threaded pipe is fixedly provided with a guide sliding block, the inner wall of the left side of the sleeving groove is provided with a guide sliding rail, and the guide sliding block is slidably mounted on the guide sliding rail along the vertical direction.

Preferably, a rotating seat is fixedly arranged on the inner wall of the top of the sleeving groove, and the top end of the screw rod is rotatably arranged on the rotating seat.

Preferably, the inner wall of the left side of the sleeving groove is fixedly sleeved with a bearing, and the worm is rotatably installed on the bearing.

Preferably, the adjusting button is of a cylindrical structure integrally, and anti-skid stripes are uniformly arranged on the circumference of the adjusting button.

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

according to the electric knife handle, the adjusting button is rotated in a positive and negative direction, so that the worm is driven to rotate, the worm is meshed with the worm wheel for transmission when rotating, so that the screw rod is driven to rotate, the screw rod rotates relative to the lifting threaded pipe when rotating, and the lifting threaded pipe is vertically guided by the guide sliding block and the guide sliding rail in a sliding manner, so that the lifting threaded pipe can be driven to perform up-and-down thread transmission on the screw rod when rotating, and the electric knife main body is driven to extend and retract in the sleeving groove in the handle when the lifting threaded pipe moves up and down;

in conclusion, the multifunctional smokeless electric knife is convenient for telescopic adjustment of the length between the handle grip and the electric knife main body, so that people can conveniently adjust the holding length according to actual needs, the problem that the handles on the existing multifunctional smokeless electric knife are relatively fixedly arranged and cannot be adjusted according to the use requirements of different people is solved, the limitation of holding use is greatly reduced, and the use requirements of different doctors are met.

Drawings

Fig. 1 is a schematic structural view of a multifunctional smokeless electric knife according to the present invention;

FIG. 2 is a cross-sectional view of the handle grip of the present invention;

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

In the figure: 1. an electrotome main body; 2. a electrotome head; 3. a handle grip; 300. a sleeving groove; 301. a worm; 302. a worm gear; 303. a screw rod; 304. lifting the threaded pipe; 305. a guide slider; 306. a guide slide rail; 307. a rotating seat; 308. a bearing; 309. a transmission wire; 4. an electrotome control switch; 5. a power line; 6. an adjusting knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a multifunctional smokeless electric knife comprises an electric knife main body 1 and an electric knife head 2 arranged at the bottom end of the electric knife main body 1, wherein a handle grip 3 is movably sleeved on the upper part of the electric knife main body 1, a sleeving groove 300 is arranged at the bottom of the handle grip 3, the top of the electric knife main body 1 is movably arranged in the sleeving groove 300, and the outer wall of the electric knife main body 1 is slidably connected with the inner wall of the sleeving groove 300;

the top end of the electrotome main body 1 is fixedly connected with a lifting threaded pipe 304, the inner wall of the top part of the sleeving groove 300 is rotatably provided with a screw rod 303, and the lifting threaded pipe 304 is sleeved on the screw rod 303 and is in threaded connection with the screw rod 303;

a worm wheel 302 is fixedly sleeved on the screw rod 303 positioned above the lifting screw pipe 304, the rear side of the worm wheel 302 is engaged with a worm 301, and the left end of the worm 301 rotatably extends to the outside of the left side of the handle grip 3 and is fixedly connected with an adjusting button 6; the top fixedly connected with power cord 5 of handle 3, the bottom of power cord 5 still fixedly connected with transmission wire 309, and the bottom of transmission wire 309 extends to the inside of electrotome main part 1, the bottom side outside of electrotome main part 1 still is provided with electrotome control switch 4, and electrotome control switch 4 is connected with power cord 5 electricity through transmission wire 309. The multifunctional smokeless electric knife is convenient for telescopic adjustment of the length between the handle grip 3 and the electric knife main body 1, so that the length of a user can be adjusted conveniently according to actual needs, the problem that the handle on the existing multifunctional smokeless electric knife is relatively fixedly arranged and cannot be adjusted according to the use requirements of different users is solved, the limitation of handheld use is greatly reduced, and the use requirements of different doctors are met.

In this example, an external thread is provided on the screw rod 303 located below the worm wheel 302, an internal thread is provided on the inner wall of the elevation thread pipe 304, and the external thread on the screw rod 303 is threadedly connected with the internal thread on the inner wall of the elevation thread pipe 304.

In this example, a guide sliding block 305 is fixedly arranged at the top of the left side of the lifting threaded pipe 304, a guide sliding rail 306 is arranged on the inner wall of the left side of the sleeving groove 300, and the guide sliding block 305 is slidably mounted on the guide sliding rail 306 along the vertical direction.

In this example, a rotating seat 307 is fixedly disposed on the top inner wall of the sleeving groove 300, and the top end of the screw rod 303 is rotatably mounted on the rotating seat 307.

In this example, a bearing 308 is fixedly sleeved on the left inner wall of the sleeving groove 300, and the worm 301 is rotatably mounted on the bearing 308.

In this example, the adjusting knob 6 is a cylindrical structure as a whole, and the anti-slip strips are uniformly arranged on the circumference of the adjusting knob 6.

The multifunctional smokeless electric knife provided by the utility model is convenient for adjusting the holding length according to the use requirements of different people, namely when the holding length is adjusted: the adjusting button 6 is rotated forward and backward to drive the worm 301 to rotate, the worm 301 is meshed with the worm wheel 302 for transmission when rotating, so that the screw rod 303 is driven to rotate, the screw rod 303 rotates relative to the lifting screw pipe 304 when rotating, and meanwhile, the lifting screw pipe 304 also performs vertical sliding guide with the guide sliding rail 306 through the guide sliding block 305, so that the lifting screw pipe 304 can perform vertical screw transmission on the screw rod 303 when the screw rod 303 rotates, and the electric knife main body 1 is driven to extend and retract in the sleeving groove 301 in the handle 3 when the lifting screw pipe 304 moves up and down; finally, can make things convenient for quick length to between handle 3 and electrotome main part 1 to stretch out and draw back and adjust to make things convenient for people to come to adjust handheld length according to actual need, it all is the relatively fixed setting to have solved the handle on the current multi-functional smokeless electrotome, and can not come to adjust the problem of handle length according to different people's user demand, the limitation when having reduced handheld use greatly, thereby different doctors' user demand has been satisfied.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A multifunctional smokeless electric knife comprises an electric knife main body (1) and an electric knife head (2) arranged at the bottom end of the electric knife main body (1), and is characterized in that a handle grip (3) is movably sleeved on the upper portion of the electric knife main body (1), a sleeving groove (300) is formed in the bottom of the handle grip (3), the top of the electric knife main body (1) is movably installed in the sleeving groove (300), and the outer wall of the electric knife main body (1) is in sliding connection with the inner wall of the sleeving groove (300);

the top end of the electrotome main body (1) is fixedly connected with a lifting threaded pipe (304), a spiral rod (303) is rotatably arranged on the inner wall of the top of the sleeving groove (300), and the lifting threaded pipe (304) is sleeved on the spiral rod (303) and is in threaded connection with the spiral rod (303);

a worm wheel (302) is fixedly sleeved on the screw rod (303) positioned above the lifting threaded pipe (304), the rear side of the worm wheel (302) is engaged with a worm (301), and the left end of the worm (301) rotatably extends to the outside of the left side of the handle (3) and is fixedly connected with an adjusting button (6); the utility model discloses a electrotome, including handle, handle, handle, handle, handle, handle, handle, handle, handle, handle, handle, handle.

2. The multifunctional smokeless electric knife according to claim 1, characterized in that the screw rod (303) below the worm wheel (302) is provided with external threads, the inner wall of the lifting screw tube (304) is provided with internal threads, and the external threads on the screw rod (303) are in threaded connection with the internal threads on the inner wall of the lifting screw tube (304).

3. The multifunctional smokeless electric knife according to claim 1, wherein a guide sliding block (305) is fixedly arranged at the top of the left side of the lifting threaded pipe (304), a guide sliding rail (306) is arranged on the inner wall of the left side of the sleeving groove (300), and the guide sliding block (305) is slidably arranged on the guide sliding rail (306) along the vertical direction.

4. The multifunctional smokeless electric knife according to claim 1, wherein a rotating seat (307) is fixedly arranged on the top inner wall of the sleeving groove (300), and the top end of the screw rod (303) is rotatably arranged on the rotating seat (307).

5. The multifunctional smokeless electric knife according to claim 1, wherein a bearing (308) is fixedly sleeved on the left inner wall of the sleeving groove (300), and the worm (301) is rotatably mounted on the bearing (308).

6. The multifunctional smokeless electric knife according to claim 1, characterized in that the adjusting button (6) is a cylindrical structure as a whole, and the adjusting button (6) is provided with anti-skid stripes uniformly on the circumference.