CN218614200U

CN218614200U - Art designing knife with switch locking structure

Info

Publication number: CN218614200U
Application number: CN202223197628.4U
Authority: CN
Inventors: 关炳昊; 许立求
Original assignee: Shenzhen Aoyang Technology Co ltd
Current assignee: Shenzhen Aobai Technology Co Ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-03-14
Anticipated expiration: 2032-12-01

Abstract

The utility model belongs to the technical field of hand tool, a art designing sword with switch locking structure is related to, sets up the mounting groove through the second terminal surface at the handle body, and the mounting groove is close to first spacing groove sets up, and the rotatable locking part that sets up in the mounting groove is close to on the locking part the one end of second guide way is equipped with the part of keeping out for the user is when rotating locking part, and the part of keeping out can support adapting unit or break away from adapting unit, with will drive arrangement unblock or locking has increased the degree of difficulty of art designing sword when opening, prevent that children from opening the art designing sword easily, promote the security of art designing sword when using.

Description

Art designing knife with switch locking structure

Technical Field

The utility model belongs to the technical field of hand tool, a art designer with switch locking structure is related to.

Background

In the current daily life, the utility knife plays an important role, and the utility knife is needed to be used in daily paper cutting, handwork, carving, unpacking and the like, thereby greatly facilitating the life of people. In the prior art, because the blade of the utility knife is sharp and the blade is easy to push out, if an adult is improperly placed, a child plays as a toy, and because the child does not have the distinguishing capability, the child accidentally cuts himself when playing with the utility knife, thereby causing serious consequences.

Disclosure of Invention

An object of the utility model is to prior art not enough, provide an art knife with switch locking structure, can increase the degree of difficulty when art knife is opened, prevent that children from opening the art knife easily.

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

an art knife having a switch locking structure, comprising:

the front end of the handle body is provided with a knife outlet, a first guide groove is arranged on the first end face of the handle body, a second guide groove is arranged on the second end face of the handle body, a first limiting groove is further arranged on the second guide groove, the first limiting groove is positioned at one end, far away from the knife outlet, of the second guide groove, a mounting groove is further arranged on the second end face of the handle body, and the mounting groove is arranged close to the first limiting groove;

the blade is movably arranged in the accommodating space of the handle body and can move towards or away from the knife outlet under the action of external force;

drive means for driving movement of a blade within the receiving space towards or away from the exit edge, the drive means comprising: an operating member and a connecting member, wherein the operating member is mounted on the first guide groove through a reset member, the connecting member is mounted on the second guide groove, one end of the connecting member sequentially passes through the second guide groove, the blade and the first guide groove to be connected with the operating member, a limiting part extends from one side of the connecting member close to the first guide groove, and the limiting part is positioned in the first limiting groove; when the operating component is pressed, the limiting part can be separated from the first limiting groove;

the locking component is rotatably arranged in the mounting groove, one end, close to the second guide groove, of the locking component is provided with a resisting part, and the resisting part is positioned on an axial moving path of the connecting component; when the locking component is rotated, the abutting part can abut against or be separated from the connecting component so as to unlock or lock the driving device.

Furthermore, two positioning bulges are arranged in the mounting groove, and a positioning groove is also arranged on the resisting part and is positioned on the moving path of the positioning bulges; when the blocking part is positioned on the first limiting groove, one positioning protrusion can be positioned in the positioning groove.

Furthermore, a plurality of second limiting grooves are further formed in the second guide grooves and are located on the motion path of the connecting component.

Furthermore, the size of the limiting part on the connecting part is larger than the width of the second guide groove and not larger than the size of the first limiting groove.

Furthermore, a concave area is formed on the end face of one side, far away from the mounting groove, of the blocking part.

Furthermore, at least one of a straight screw driver, a cross screw driver, a hexagonal wrench and a bottle cap screw driver is arranged on the handle body.

Furthermore, strip-shaped bulges are uniformly distributed on the operating part.

Further, the reset component is a spring.

Furthermore, the locking component is made of elastic materials.

Furthermore, the positioning protrusion is an arc protrusion, and the positioning groove is an arc groove.

The utility model has the advantages that:

(1) The mounting groove is formed in the second end face of the handle body and is close to the first limiting groove, the locking part can be rotatably arranged in the mounting groove, the abutting part is arranged at one end, close to the second guide groove, of the locking part, so that when a user rotates the locking part, the abutting part can abut against the connecting part or can be separated from the connecting part, the driving device is unlocked or locked, the difficulty of the art designing knife when the art designing knife is opened is increased, children are prevented from easily opening the art designing knife, and the safety of the art designing knife when the art designing knife is used is improved.

(2) The utility knife in the technical scheme has the advantages of simple structure, convenient assembly and convenient assembly of the utility knife by workers.

Drawings

FIG. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a schematic structural diagram of the present invention;

FIG. 3 is a schematic structural view of the utility model when the utility knife is in a locked state;

FIG. 4 is a schematic structural view of the utility model when the utility knife is in the unlocked state;

fig. 5 is a schematic structural view of the present invention when the spacing portion is separated from the first spacing groove;

fig. 6 is a schematic structural view of the present invention when the spacing portion is not separated from the first spacing groove;

FIG. 7 is a schematic structural view of the handle body of the present invention;

fig. 8 is a schematic structural view of a locking member according to the present invention.

The labels in the figure are: 100-handle body, 110-first handle body, 111-first guide groove, 120-second handle body, 121-second guide groove, 1211-first limit groove, 1212-second limit groove, 122-mounting groove, 1221-positioning projection; 200-a blade; 300-drive means, 310-operating means, 320-connecting means, 321-limiting part; 400-a reset device; 500-locking feature, 510-resisting portion, 511-detent, 512-depressed area; 600-connecting screws.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 6, a utility knife having a switch locking structure includes: a handle body 100, a blade 200, a driving device 300, and a locking member 500; the front end of the handle body 100 is provided with a knife outlet, a first guide groove 111 is arranged on the first end surface of the handle body 100, a second guide groove 121 is arranged on the second end surface of the handle body 100, a first limit groove 1211 is also arranged on the second guide groove 121, the first limit groove 1211 is positioned at one end, far away from the knife outlet, of the second guide groove 121, a mounting groove 122 is also arranged on the second end surface of the handle body 100, and the mounting groove 122 is arranged close to the first limit groove 1211; the blade 200 is movably arranged in the accommodating space of the handle body 100, and the blade 200 can move towards or away from the knife outlet under the action of external force; the driving device 300 includes: an operating member 310 and a connecting member 320, wherein the operating member 310 is mounted on the first guide groove 111 through the reset member 400, the connecting member 320 is mounted on the second guide groove 121, one end of the connecting member 320 sequentially passes through the second guide groove 121, the blade 200 and the first guide groove 111 to be connected with the operating member 310, a limit portion 321 extends from one side of the connecting member 320 close to the first guide groove 111, and the limit portion 321 is positioned in the first limit groove 1211; wherein, when the operation member 310 is pressed, the limiting part 321 can be separated from the first limiting groove 1211; the locking member 500 is rotatably installed in the installation groove 122, one end of the locking member 500 close to the second guide groove 121 is provided with a resisting portion 510, the resisting portion 510 is located on a path along which the connecting member 320 moves axially, further, one end of the locking member 500 far from the second guide groove 121 is installed on the installation groove 122 through a connecting screw 600, and in particular, one end of the connecting screw passes through the locking member 500 and is fixed with the bottom wall of the installation groove 122; wherein, when the locking member 500 is rotated, the blocking portion 510 can block against the connecting member 320 or be separated from the connecting member 320 to unlock or lock the driving device 300. In this embodiment, the restoring member 400 is a spring. It should be understood that the path along which the coupling member 320 moves axially is the direction of movement of the coupling member 320 when the operating member 310 is pressed.

By arranging the mounting groove 122 on the second end surface of the handle 100, the mounting groove 122 is arranged close to the first limiting groove 1211, the locking member 500 is rotatably arranged in the mounting groove 122, and the abutting portion 510 is arranged at one end of the locking member 500 close to the second guide groove 121, so that when a user rotates the locking member 500, the abutting portion 510 can abut against the connecting member 320 or be separated from the connecting member 320, so as to unlock or lock the driving device 300, thereby increasing the difficulty of opening the art designing knife, preventing a child from easily opening the art designing knife, and improving the safety of the art designing knife in use.

In one embodiment, referring to fig. 7 and fig. 8, two positioning protrusions 1221 are further disposed in the installation slot 122, and a positioning slot 511 is further disposed on the blocking portion 510, where the positioning slot 511 is located on a moving path of the positioning protrusions 1221; when the resisting portion 510 is located on the first position-limiting groove, one of the positioning protrusions 1221 can be located in the positioning groove 511, and when the resisting portion 510 is separated from the first position-limiting groove 1211, the other positioning protrusion 1221 can be located in the positioning groove 511. By providing two positioning protrusions 1221, the locking component 500 can be prevented from easily rotating in the mounting groove 122, and when the blocking portion 510 is located on the first limiting groove, one of the positioning protrusions 1221 can be located in the positioning groove 511, so that the stability of the locking structure of the locking switch can be increased, and the locking component 500 is prevented from easily rotating to the unlocking position. Further, the positioning protrusion 1221 is an arc protrusion, and the positioning groove 511 is an arc groove. The positioning protrusion 1221 is an arc-shaped protrusion, and the positioning groove 511 is an arc-shaped groove, so that when the locking component 500 is pulled, the positioning groove 511 can be more easily separated from the arc-shaped groove, and a user can conveniently unlock the locking structure on the utility knife. In this embodiment, the locking member 500 is made of an elastic material. By providing the locking member 500 with an elastic material, the locking member 500 can provide a pressing force to the connecting member 320 on the first stopper 1211 to press the connecting member 320, thereby improving the stability of the switch locking structure.

In one embodiment, referring to fig. 7, a plurality of second limiting grooves 1212 are further disposed on the second guiding groove 121, and the second limiting grooves 1212 are located on the moving path of the connecting member 320. Through setting up second spacing groove 1212 for when spacing portion 321 entered into second spacing groove 1212, second spacing groove 1212 can play spacing effect, prevents that spacing portion 321 from breaking away from in the second spacing groove 1212, guarantees that blade 200 can not stretch out and draw back at will when the extension portion. In this embodiment, the size of the second limiting groove 1212 is adapted to the size of the upper cross section of the limiting portion 321. It should be understood that the size of the limiting portion 321 is greater than the width of the second guiding groove 121 and less than or equal to the size of the second limiting groove 1212. In this embodiment, the limiting portion 321 is circular.

In one embodiment, referring to fig. 5 and 6, the size of the limiting portion 321 of the connecting member 320 is larger than the width of the second guiding groove 121 and is not larger than the size of the first limiting groove 1211. The size of the limiting portion 321 of the connecting member 320 is larger than the width of the second guide groove 121 and not larger than the size of the first limiting groove 1211, so that the first limiting groove 1211 can limit the connecting member 320, and the driving device 300 is prevented from sliding freely on the first guide groove 111 and the second guide groove 121.

In one embodiment, a recessed area 512 is formed on an end surface of the blocking portion 510 on a side away from the mounting groove 122. By providing the recessed area 512, it is convenient for a finger to be placed in the recessed area 512 to toggle the rotation of the locking component 500.

In one embodiment, the handle 100 is provided with at least one of a straight screwdriver, a cross screwdriver, a hexagonal wrench and a bottle opener. Through setting up a word bottle opener, cross bottle opener, hexagonal spanner and bottle lid bottle opener for the user can use the art designer's sword as the instrument, for example, twist screw, decapping lamp, thereby promote the variety of art designer's sword function.

In one embodiment, the operating member 310 is further provided with a plurality of strip-shaped protrusions. The arrangement of the strip-shaped protrusions can improve the operation hand feeling of a user when the user dials the operation part 310.

In one embodiment, the handle body 100 includes: the first handle 110 and the second handle 120 are opposite and fixed, the first guide groove 111 is located on the first handle 110, and the second guide groove 121 is located on the second handle 120.

The working principle is as follows: when the utility knife is opened, the resisting part 510 on the locking part 500 is positioned on the first limit groove 1211 at the moment, the locking part 500 is rotated, so that the positioning groove 511 can be separated from one of the positioning protrusions 1221 until the other positioning protrusion 1221 enters the positioning groove 511, the resisting part 510 of the locking part 500 completely separates from the first limit groove 1211 at the moment, then the driving device 300 is unlocked at the moment, then the operating part 310 is pressed, so that the limiting part 321 on the operating part 310 can separate from the first limit groove 1211, at the moment, the driving device 300 can move in the first guide groove 111 and the second guide groove 121, and then the operating part 310 is pushed towards the knife edge direction, so that the utility knife can be opened; when the closed art knife is locked, the operating member 310 is pushed in a direction opposite to the knife-out direction until the connecting member 320 moves to the position of the first limit groove 1211, the operating member 310 stops being pressed, at this time, under the action of the reset member 400, the operating member 310 can drive the limit part 321 on the connecting member 320 to enter the first limit groove 1211, then the locking member 500 is shifted, so that the positioning groove 511 can be separated from one of the positioning protrusions 1221 until the other positioning protrusion 1221 enters the positioning groove 511, at this time, the resisting part 510 on the locking member 500 is positioned on the first limit groove 1211, the resisting part 510 can be contacted with the connecting member 320, at this time, the operating member is in a non-pressing state, and the art knife can be locked in a closed state.

The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.

Claims

1. An art knife having a switch locking structure, comprising:

the handle comprises a handle body (100), wherein a knife outlet is formed in the front end of the handle body (100), a first guide groove (111) is formed in the first end face of the handle body (100), a second guide groove (121) is formed in the second end face of the handle body (100), a first limiting groove (1211) is further formed in the second guide groove (121), the first limiting groove (1211) is located at one end, far away from the knife outlet, of the second guide groove (121), a mounting groove (122) is further formed in the second end face of the handle body (100), and the mounting groove (122) is arranged close to the first limiting groove (1211);

the blade (200) is movably arranged in the accommodating space of the handle body (100), and the blade (200) can move towards or away from the outlet edge under the action of external force;

a drive arrangement (300) for driving a blade (200) to move within the housing space towards or away from the exit edge, the drive arrangement (300) comprising: an operating member (310) and a connecting member (320), wherein the operating member (310) is mounted on the first guide groove (111) through a reset member (400), the connecting member (320) is mounted on the second guide groove (121), one end of the connecting member (320) passes through the second guide groove (121), the blade (200) and the first guide groove (111) in sequence to be connected with the operating member (310), a limiting part (321) extends from one side of the connecting member (320) close to the first guide groove (111), and the limiting part (321) is positioned in the first limiting groove (1211); wherein the stopper portion (321) is capable of being disengaged from the first stopper groove (1211) when the operating member (310) is pressed;

the locking component (500) is rotatably arranged in the mounting groove (122), one end, close to the second guide groove (121), of the locking component (500) is provided with a resisting part (510), and the resisting part (510) is positioned on the path of axial movement of the connecting component (320); wherein the abutting portion (510) is capable of abutting against the connecting member (320) or disengaging from the connecting member (320) to unlock or lock the driving device (300) when the locking member (500) is rotated.

2. The utility knife with switch locking structure according to claim 1, characterized in that two positioning protrusions (1221) are further provided in the mounting groove (122), and a positioning groove (511) is further provided on the blocking portion (510), wherein the positioning groove (511) is located on the moving path of the positioning protrusion (1221); when the resisting part (510) is positioned on the first limiting groove (1211), one positioning protrusion (1221) can be positioned in the positioning groove (511).

3. The utility knife with switch locking structure according to claim 1, characterized in that the second guide groove (121) is further provided with a plurality of second limiting grooves (1212), and the second limiting grooves (1212) are located on the moving path of the connecting member (320).

4. The utility knife with switch locking structure according to claim 1, wherein the size of the upper limit portion (321) of the connecting member (320) is larger than the width of the second guide groove (121) and not larger than the size of the first limit groove (1211).

5. The utility knife with switch locking structure according to claim 1, characterized in that the end surface of the resisting part (510) on the side far away from the mounting groove (122) is formed with a recessed area (512).

6. The utility knife with the switch locking structure according to claim 1, wherein the handle body (100) is provided with at least one of a straight screwdriver, a cross screwdriver, a hexagonal wrench and a bottle opener.

7. The utility knife with switch locking structure according to claim 1, characterized in that the operating member (310) is further provided with strip-shaped protrusions uniformly.

8. The utility knife with switch locking structure according to claim 1, characterized in that the reset member (400) is a spring.

9. The utility knife with switch locking structure according to claim 1, characterized in that the locking member (500) is made of elastic material.

10. The utility knife with switch-locking structure according to claim 2, characterized in that the positioning protrusion (1221) is an arc-shaped protrusion and the positioning slot (511) is an arc-shaped slot.