CN220840029U - Tool handle with rotary handle - Google Patents
Tool handle with rotary handle Download PDFInfo
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- CN220840029U CN220840029U CN202321800753.1U CN202321800753U CN220840029U CN 220840029 U CN220840029 U CN 220840029U CN 202321800753 U CN202321800753 U CN 202321800753U CN 220840029 U CN220840029 U CN 220840029U
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Abstract
The utility model relates to a tool handle with a rotary handle, which comprises a tool head, a tool rod and a handle, and is characterized in that: the tool head and the handle are respectively and rotatably connected to two ends of the tool rod, and the tool handle is enabled to have the following states through rotation of the tool head and the handle: the first state, the tool handle is in a Z-shaped structure; the second state and the fourth state are that the tool handle is in an L-shaped structure; in a third state, the tool handle is in an I-shaped structure; and in a fifth state, the tool handle is in a U-shaped structure. The utility model has the advantages that: under the second state or the fourth state, the tool handle not only forms a lengthened force arm to rotate in a labor-saving way by the joint cooperation of the handle and the tool rod, but also can be switched between the second state and the fourth state, so that the original force application direction can be kept to rotate, and the tool handle is also suitable for the condition that the tool cannot rotate in a large range. In addition, when the tool handle is in the fifth state, the operator can operate the tool handle at the back of the part for mounting and dismounting the part.
Description
Technical Field
The utility model relates to the technical field of manual tools, in particular to a tool handle with a rotary handle.
Background
A tool handle is a fastening type tool commonly used for mounting and dismounting parts of various parts on an automobile, such as the dismounting of tires of the automobile.
The existing tool handle is labor-saving, generally adopts an L-shaped structure, is provided with a tool head and a tool rod mutually perpendicular to the tool head, forms a lengthened force arm by using the tool rod, and can apply large moment to a part through the tool handle by applying small force, so that the fastening strength of the part is improved, or the part is quickly unscrewed to realize disassembly.
In some application scenes, because of the limitation of narrow space, the L-shaped tool handle cannot rotate 360 degrees, and in the rotating process of the tool handle, after the tool handle rotates by a certain angle, the holding direction needs to be changed once to change the force application direction, so that people can apply force to the tool handle effectively again, the tool handle can continue to rotate, and the part mounting or dismounting speed is reduced.
In addition, in order to facilitate the rotation of the tool handle, a handle which is convenient for people to apply force is additionally arranged on one side, far away from the tool head, of the tool rod of the tool handle, the handle is fixedly connected to the lengthened moment arm, and people holds the handle to drive the lengthened moment arm to rotate around the tool head.
Accordingly, the present utility model proposes a tool handle with a rotatable handle that solves the above-mentioned problems.
Disclosure of utility model
The technical problem to be solved by the utility model is to provide the tool handle with the rotary handle, which has wide application scene, can be used for carrying out handheld rotation, does not need frequent replacement of the force application direction, can meet the requirement of large moment, and is convenient to store.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a tool handle with twist grip, includes instrument head, tool bar and the handle that is in the coplanar, instrument head and handle connect the both ends at the tool bar respectively, and its innovation point lies in: the handle is rotatably connected to one end of the tool rod far away from the tool head through a first rotating structure and is switched between a first position and a second position; the central axis of the handle is parallel to the central axis of the tool head; the central axis of the handle and the central axis of the tool bar are positioned on the same straight line; the tool head is rotationally connected with the tool rod through a second rotating structure and is switched between a third position and a fourth position; a third position, wherein the central axis of the tool head is intersected with the central axis of the tool rod; a fourth position, wherein the central axis of the tool head and the central axis of the tool rod are positioned on the same straight line; the tool handle has at least three states:
The first state, the tool head is switched to the third position, the handle is switched to the first position, the handle and the tool head are respectively positioned on different sides of the tool rod, and the tool rod is in a Z-shaped structure;
The second state, the tool head is switched to the third position, the handle is switched to the second position, and the tool handle is of an L-shaped structure;
The tool head is switched to a fourth position, the handle is switched to a second position, and the tool handle is of an I-shaped structure;
The tool head can be switched to a fifth position, the tool head central axis of the fifth position is intersected with the tool rod central axis, and the tool heads of the third position and the fifth position are respectively positioned at two sides of the tool rod central axis; the tool handle also has the following states:
a fourth state, in which the tool head is switched to a fifth position, the handle is switched to a second position, and the tool handle is of an L-shaped structure;
And in a fifth state, the tool head is switched to a fifth position, the handle is switched to a first position, the handle and the tool head are positioned on the same side of the tool rod, and the tool handle is in a U-shaped structure.
Further, the angle between the handle switched to the first position and the tool bar is 85-95 degrees.
Further, the first rotating structure comprises a first connecting head, a positioning column and a second connecting head, a first groove for the first connecting head to enter and rotate is formed in the second connecting head, the first connecting head is rotatably arranged in the first groove through a rotating shaft, a second groove for the positioning column to extend or retract is formed in the bottom surface of the first groove, and the positioning column is movably arranged in the second groove and connected with the bottom surface of the second groove through a spring; two positioning grooves for the positioning columns to enter are formed in the side wall of the first connector, the two positioning grooves correspond to the first position and the second position respectively, and the side wall of the first connector between the positioning grooves at the first position and the positioning grooves at the second position is an arc-shaped curved surface.
Further, the first connector is arranged on the tool rod, and the second connector is arranged on the handle.
Further, the first position positioning groove and the second position positioning groove are provided with limiting protrusions on one sides far away from the arc-shaped curved surface, and one end of the positioning column, which is close to the first connector, is provided with spherical protrusions matched with the first position positioning groove and the second position positioning groove.
Further, the second rotating structure comprises a third connector, a second positioning column and a fourth connector, a third groove for the third connector to enter and rotate is formed in the fourth connector, the third connector is rotatably arranged in the third groove through a rotating shaft, a fourth groove for the second positioning column to extend or retract is formed in the bottom surface of the third groove, and the second positioning column is movably arranged in the fourth groove and connected with the bottom surface of the fourth groove through a spring; the end part of the third connector is provided with three positioning grooves for the second positioning columns to enter respectively, the three positioning grooves correspond to a third position, a fourth position and a fifth position respectively, and the surfaces of the end parts of the third connector between the third position positioning groove and the fourth position positioning groove and between the fourth position positioning groove and the fifth position positioning groove are arc-shaped curved surfaces.
Further, the third connector is arranged on the tool rod, and the fourth connector is arranged on the tool head.
Further, the third position positioning groove and the fifth position positioning groove are also provided with limiting protrusions on one side far away from the arc-shaped curved surface, and one end, close to the third connector, of the second positioning column is provided with spherical protrusions matched with the third position positioning groove, the fourth position positioning groove and the fifth position positioning groove.
The utility model has the advantages that:
(1) The tool handle can be switched under various states, and the application scene is wide. When the tool handle is in the first state, the tool handle is of a Z-shaped structure, so that an operator can conveniently hold the handle to shake relatively fast, and the installation and detachment speed is improved. When the tool handle is in the third state, the tool handle is of an I-shaped structure, can rapidly rotate in a scene requiring small torque and having a small space, and is convenient to store.
Importantly, as the tool handle is provided with the second state or the fourth state, in the two states, the handle and the tool rod are matched together to form an lengthened moment arm, a large torque is required in the initial stage of part installation and disassembly, an operator only needs to apply small acting force to the handle, and the force application can be reduced during normal rotation; after the tool handle rotates by a certain angle, for example, about 180 degrees, an operator can switch the tool handle between the second state and the fourth state, so that the original force application direction can be kept to rotate, the force application direction does not need to be frequently replaced, and the tool handle is applicable to the situation that some spaces are limited and 360-degree large-range rotation cannot be performed.
When the tool handle is in the fifth state, the tool handle is in a U-shaped structure, and in the mode, for the installation and the disassembly of the parts, operators can operate at the back of the parts, and the tool handle is applicable to certain special scenes without an operation space at the front of the parts.
In the first rotating structure and the second rotating structure, the positioning column and the spring which are arranged in the second groove are mutually matched, and can be automatically embedded into the positioning groove, so that the accurate positioning of the handle and the tool rod at the first position and the second position is realized; and the second positioning column arranged in the fourth groove is matched with the spring, so that the tool head and the tool rod can be automatically embedded into the second positioning groove, and the accurate positioning of the third position, the fourth position and the fifth position of the tool head and the tool rod is realized.
The first connector is arranged on the tool rod, and the second connector is arranged on the handle, so that the palm can be effectively prevented from being clamped in the process of holding the handle to rotate by an operator.
Drawings
FIG. 1 is a perspective view of an embodiment of a tool handle with a rotary handle of the present utility model.
FIG. 2 is a schematic view of a first state of an embodiment of a tool handle with a rotary handle according to the present utility model.
Fig. 3 is a schematic structural view of a first connector according to an embodiment of the utility model.
Fig. 4 is a schematic structural diagram of a positioning column according to an embodiment of the utility model.
Fig. 5 is a schematic view of a tool bar structure according to an embodiment of the present utility model.
FIG. 6 is a second state diagram of a tool handle embodiment of the present utility model having a rotary handle.
FIG. 7 is a third state diagram of a tool handle embodiment of the present utility model having a rotary handle.
FIG. 8 is a fourth state diagram of an embodiment of a tool handle with a rotary handle according to the present utility model.
Fig. 9 is a fifth state diagram of a tool handle embodiment of the present utility model having a rotary handle.
Detailed Description
Examples
As shown in fig. 1, the tool handle with a rotary handle of the present utility model comprises a tool head 1a, a tool rod 2a and a handle 3a which are positioned on the same plane, wherein the tool head 1a and the handle 3 are respectively connected with two ends of the tool rod 2a,
The handle 3a is rotatably connected to one end of the tool bar 2a by a first rotary structure 4a and is switchable between a first position and a second position in use.
In the first position, the central axis of the handle 3a is parallel to the central axis of the tool head 1 a;
The second position, the central axis of the handle 3a and the central axis of the tool rod 2a are on the same straight line;
The tool head 1a is rotatably connected to the other end of the tool rod 2a through a second rotary structure 5a and is switched among a third position, a fourth position and a fifth position;
A third position, wherein the central axis of the tool head 1a is intersected with the central axis of the tool rod 2 a;
a fourth position, wherein the central axis of the tool head 1a and the central axis of the tool rod 2a are positioned on the same straight line;
The central axis of the tool head 1a at the fifth position intersects with the central axis of the tool bar 2a, and the tool heads 1a at the third position and the fifth position are divided into two sides positioned on the central axis of the tool bar 2 a.
Typically, the angle between the axis of the handle 3a, which is switched to the first position, and the axis of the tool bar 2a is 85-95 °, preferably 90 °; the angle between the axis of the tool head 1a and the axis of the tool shank 2a, which is switched to the third and fifth positions, is also 85-95 °, preferably 90 °.
As a more specific implementation of this example:
As shown in fig. 2 to 5, the first rotating structure 4a includes a first connector 41a, a positioning post 43a and a second connector 42a; the first connector 41a is provided on the tool bar 2a, and the second connector 42a is provided on the handle 3 a.
The second connector 42a is provided with a first groove 45a for the first connector 41a to enter and rotate, the first connector 41a is rotatably arranged in the first groove 45a through a rotating shaft 44a, two sides of the first groove 45a on the second connector 42a are provided with first through holes for the rotating shaft 44a to insert, the first connector 41a is provided with second through holes for the rotating shaft 44a to pass through, two sides of the rotating shaft 44a are arranged in the first through holes in a penetrating manner and are connected with the second connector 42a, the middle part of the rotating shaft 44a is movably arranged in the second through holes in a penetrating manner, so that the first connector 41a is movably sleeved outside the rotating shaft 44a and rotates around the rotating shaft 44a, and the central axis of the rotating shaft 44a is perpendicular to the central axis of the handle 3 a. The bottom surface of the first groove 45a is provided with a second groove 46a for extending or retracting the positioning column 43a, and the positioning column 43a is movably arranged in the second groove 46a and is connected with the bottom surface of the second groove 46a through a spring 47 a.
The side wall of the first connector 41a is provided with two positioning grooves into which the positioning posts 43a respectively enter, the two positioning grooves respectively correspond to a first position and a second position and are respectively defined as a first position positioning groove 411a and a second position positioning groove 412a, and the side wall of the first connector between the first position positioning groove 411a and the second position positioning groove 412a is an arc-shaped curved surface 413a.
The positioning column 43a has a spherical protrusion 431a at one end near the first connector 41a, which is matched with the first position positioning slot 411a and the second position positioning slot 412a, and when the handle 3a is rotated, the spherical protrusion 431a smoothly contacts and slides with the curved surface 413a and moves into the first position positioning slot 411a or the second position positioning slot 412a under the deformation force of the spring 47a, so that the first position and the second position are switched. The setting of two constant head tanks has realized the accurate location of handle 3a between first position and second position, effectively avoids because of handle 3a turned angle is inaccurate, causes the problem that brings after the deviation appears in the location. The first position locating slot 411a or the second position locating slot 412a is provided with a limiting protrusion 414a at one side far away from the arc-shaped curved surface 413a, and the limiting protrusion is used for being matched with the first connecting head 41a and the locating column 43a to limit the relative rotation of the tool rod 2a and the handle 3 a.
In order to be more convenient to use, the handle sleeve 31a is coaxially sleeved on the outer side of the handle 3a in a rotating manner, and the first connector 41a and the second connector 42a are respectively arranged on the tool rod 2a and the handle 3a, so that the hidden danger of clamping injury caused by unexpected sliding to the first rotating structure position when an operator holds the handle 3a can be effectively avoided.
The second rotating structure includes a third joint head 51a, a second positioning column 53a, and a fourth joint head 52a; in the present embodiment, the third joint 51a is provided on the tool bar 2a, and the fourth joint 52a is provided on the tool head 1 a.
A third groove 55a for the third connector 51a to enter and rotate is formed in the middle of the fourth connector 52a, the third connector 51a is rotatably arranged in the third groove 55a through another rotating shaft 54a, a fourth groove 56a for the second positioning column 53a to extend or retract is formed in the bottom surface of the third groove 55a, the second positioning column 53a is movably arranged in the fourth groove 56a and is connected with the bottom surface of the fourth groove 56a through another spring 57a, and the second positioning column 53a extends outwards under the elastic action of the spring 57a and props against the end surface of the third connector 51 a.
The end surface of the third connecting head 51a is provided with three positioning grooves for the second positioning column 53a to enter respectively, and the three positioning grooves correspond to the third position, the fourth position and the fifth position respectively and are defined as a third position positioning groove 511a, a fourth position positioning groove 512a and a fifth position positioning groove 513a respectively;
In order to perform positioning more smoothly, the surface of the third connecting head 51a between the third positioning groove 511a and the fourth positioning groove 512a and between the fourth positioning groove 512a and the fifth positioning groove 513a is an arc-shaped curved surface 514a. Meanwhile, the third, fourth and fifth positioning grooves 511a, 512a and 513a have concave hemispherical or semi-hemispherical-like shapes, and one end of the second positioning post 53a near the third connecting head 51a has a spherical protrusion matching with the third, fourth and fifth positioning grooves 511a, 512a and 513 a.
In addition, the third position positioning groove 511a and the fifth position positioning groove 513a are respectively provided with a limit projection 515a on a side thereof away from the curved surface for limiting the relative rotation of the tool post 2a and the tool bit 1a in the third and fifth positions.
The positions of the handle 3a and the tool head 1a relative to the tool rod 2a are adjusted by the first rotating structure and the second rotating structure, so that the whole tool handle has the following use states:
First state, referring to fig. 2, the tool head 1a is switched to the third position, the top end of the second positioning post 53a is embedded in the third position positioning slot 511a, the handle 3a is switched to the first position, and the positioning post 43a is embedded in the first position positioning slot 411 a; at this time, the handle 3a and the tool head 1a are respectively positioned at different sides of the tool bar 2a, and the tool bar is in a Z-shaped structure; in this state, the corresponding accessory is selected to be mounted on the tool head 1a, for example, when the bolt is detached or fastened, the socket head cap sleeve is selected to be mounted on the tool head 1a quickly, the socket head cap sleeve is sleeved on the head of the bolt, and an operator holds the handle to shake quickly, so that the mounting and dismounting speed is improved.
In the second state, as shown in fig. 6, the tool bit 1a is switched to the third position, the top end of the second positioning post 53a is embedded in the third position positioning groove 511a, the handle 3a is switched to the second position, the positioning post 43a is embedded in the second position positioning groove 412a, and the tool handle has an L-shaped structure; the handle 3a and the tool rod 2a are located on the same axis, and are matched together to form an lengthened force arm, so that an operator only needs to apply small acting force to the handle in a scene of needing large torque in the initial stage of part installation and disassembly, and the force application can be reduced during normal rotation.
In the third state, as shown in fig. 7, the tool bit 1a is switched to the fourth position, the top end of the second positioning post 53a is embedded in the fourth position positioning groove 512a, the handle 3a is switched to the second position, the positioning post 43a is embedded in the second position positioning groove 412a, and the tool handle is in an I-shaped structure; at this time, the tool head 1a, the tool bar 2a and the handle 3a are located on the same axis, and can be rotated rapidly in a scene requiring a small torque and having a small space, and at the same time, the shape is convenient to store.
In the fourth state, as shown in fig. 8, the tool bit 1a is switched to the fifth position, the top end of the second positioning post 53a is embedded in the fifth position positioning groove 513a, the handle 3a is switched to the second position, the positioning post 43a is embedded in the second position positioning groove 412a, and the tool handle has an L-shaped structure; the same as the second state usage scenario; in addition, the operator can autonomously switch the tool handle between the second state and the fourth state, can keep the original force application direction to rotate, does not need to frequently change the force application direction, and can be applied to the situations that some spaces are limited and 360-degree large-range rotation cannot be performed.
In the fifth state, as shown in fig. 9, the tool bit 1 is switched to the fifth position, the top end of the second positioning post 53a is embedded in the fifth position positioning groove 513a, the handle 3a is switched to the first position, the positioning post 43a is embedded in the first position positioning groove 411a, the handle and the tool bit are located on the same side of the tool bar, and the tool bar has a U-shaped structure. In this way, for the installation and the disassembly of the parts, operators can operate at the back of the parts, and the method is applicable to certain special scenes without operating space at the front of the parts.
Claims (8)
1. The utility model provides a tool handle with twist grip, includes instrument head, tool bar and the handle that is in the coplanar, instrument head and handle connect at the both ends of tool bar, its characterized in that respectively:
The handle is rotatably connected to one end of the tool rod far away from the tool head through a first rotating structure and is switched between a first position and a second position;
The central axis of the handle is parallel to the central axis of the tool head;
The central axis of the handle and the central axis of the tool bar are positioned on the same straight line;
The tool head is rotationally connected with the tool rod through a second rotating structure and is switched between a third position and a fourth position;
a third position, wherein the central axis of the tool head is intersected with the central axis of the tool rod;
a fourth position, wherein the central axis of the tool head and the central axis of the tool rod are positioned on the same straight line;
The tool handle has at least three states:
The first state, the tool head is switched to the third position, the handle is switched to the first position, the handle and the tool head are respectively positioned on different sides of the tool rod, and the tool rod is in a Z-shaped structure;
The second state, the tool head is switched to the third position, the handle is switched to the second position, and the tool handle is of an L-shaped structure;
The tool head is switched to a fourth position, the handle is switched to a second position, and the tool handle is of an I-shaped structure;
The tool head can be switched to a fifth position, the tool head central axis of the fifth position is intersected with the tool rod central axis, and the tool heads of the third position and the fifth position are respectively positioned at two sides of the tool rod central axis;
The tool handle also has the following states:
a fourth state, in which the tool head is switched to a fifth position, the handle is switched to a second position, and the tool handle is of an L-shaped structure;
And in a fifth state, the tool head is switched to a fifth position, the handle is switched to a first position, the handle and the tool head are positioned on the same side of the tool rod, and the tool handle is in a U-shaped structure.
2. The tool handle with rotary handle according to claim 1, wherein: the angle between the handle and the tool bar switched to the first position is 85-95 degrees.
3. The tool handle with rotary handle according to claim 1, wherein: the first rotating structure comprises a first connector, a positioning column and a second connector;
The second connector is provided with a first groove for the first connector to enter and rotate, the first connector is rotatably arranged in the first groove through a rotating shaft, the bottom surface of the first groove is provided with a second groove for the positioning column to extend or retract, and the positioning column is movably arranged in the second groove and connected with the bottom surface of the second groove through a spring;
Two positioning grooves for the positioning columns to enter are formed in the side wall of the first connector, the two positioning grooves correspond to the first position and the second position respectively, and the side wall of the first connector between the positioning grooves at the first position and the positioning grooves at the second position is an arc-shaped curved surface.
4. A tool handle with a rotary handle according to claim 3, wherein: the first connector is arranged on the tool rod, and the second connector is arranged on the handle.
5. A tool handle with a rotary handle according to claim 3, wherein: the first position positioning groove and the second position positioning groove are respectively provided with a limiting protrusion at one side far away from the arc-shaped curved surface, and one end of the positioning column, which is close to the first connector, is provided with a spherical protrusion matched with the first position positioning groove and the second position positioning groove.
6. The tool handle with rotary handle according to claim 1, wherein: the second rotating structure comprises a third connector, a second positioning column and a fourth connector;
The third connecting head is rotatably arranged in the third groove through a rotating shaft, a fourth groove for extending or retracting the second positioning column is formed in the bottom surface of the third groove, and the second positioning column is movably arranged in the fourth groove and connected with the bottom surface of the fourth groove through a spring;
The end part of the third connector is provided with three positioning grooves for the second positioning columns to enter respectively, the three positioning grooves correspond to a third position, a fourth position and a fifth position respectively, and the surfaces of the end parts of the third connector between the third position positioning groove and the fourth position positioning groove and between the fourth position positioning groove and the fifth position positioning groove are arc-shaped curved surfaces.
7. The tool handle with rotary handle according to claim 6, wherein: the third connector is arranged on the tool rod, and the fourth connector is arranged on the tool head.
8. The tool handle with rotary handle according to claim 6, wherein: the third position positioning groove and the fifth position positioning groove are also provided with limiting protrusions on one side far away from the arc-shaped curved surface, and one end of the second positioning column, which is close to the third connector, is provided with spherical protrusions matched with the third position positioning groove, the fourth position positioning groove and the fifth position positioning groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18/358,960 US20240165785A1 (en) | 2022-11-17 | 2023-07-26 | Tool handle with handle that is rotatable |
| PCT/CN2023/128697 WO2024104159A1 (en) | 2022-11-17 | 2023-10-31 | Tool shank having rotatable handle |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2022230573977 | 2022-11-17 | ||
| CN202211438771 | 2022-11-17 | ||
| CN202211438771X | 2022-11-17 | ||
| CN202223057397 | 2022-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220840029U true CN220840029U (en) | 2024-04-26 |
Family
ID=90780954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321800753.1U Active CN220840029U (en) | 2022-11-17 | 2023-07-11 | Tool handle with rotary handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220840029U (en) |
-
2023
- 2023-07-11 CN CN202321800753.1U patent/CN220840029U/en active Active
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