Electric wrench with adjustable grip

Abstract

The utility model relates to the technical field of electric wrenches, and discloses an electric wrench with an adjustable grip, which comprises an electric wrench main body, the bottom of the electric wrench main body is integrally connected with a handle, the handle is provided with a power button, and the back of the electric wrench main body is provided with the grip through an adjusting assembly. The adjusting assembly comprises a connecting cylinder fixedly connected to the back face of the electric wrench body. In the process that the clamping rod is pulled outwards with force and drives the clamping block to be disengaged from the cross-shaped groove, the omega-shaped elastic block is elastically deformed due to constraint and limitation of the omega-shaped caulking groove, the spring arranged in the omega-shaped elastic block is compressed, and then the omega-shaped elastic block is disengaged from the omega-shaped caulking groove; and the pressure spring recovers to the original state, so that when the user moves and draws the grip, the adjusting column is driven to slide in the connecting cylinder, and the effect of adjusting the grip is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric wrenches, in particular to an electric wrench with an adjustable grip. Background Technique

[0002] An electric wrench refers to an electric tool for tightening and loosening bolts and nuts, and is a tool for tightening high-strength bolts. It is widely used in the industries of automobiles, electric motors and electrical appliances, power machinery, valves, water pumps, and textile machinery. It is used for the initial tightening, final tightening of large hexagon head high-strength bolts in the construction of steel structure bridges, factory buildings, chemical industries, and power generation equipment installations, and the initial tightening of twist-off type high-strength bolts, as well as occasions where strict requirements are imposed on the torque or axial force of bolt fasteners.

[0003] In a traditional electric wrench, it is not easy to adjust and position the height of the grip, and it is not convenient to adjust the appropriate height of the grip for the user to hold. Therefore, we provide an electric wrench with an adjustable grip. Content of the Utility Model

[0004] The purpose of the utility model is to provide an electric wrench with an adjustable grip to solve the problems mentioned in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: an electric wrench with an adjustable grip, including an electric wrench main body, the bottom of the electric wrench main body is integrally connected with a handle, a power button is arranged on the handle, and a grip is arranged on the back of the electric wrench main body through an adjusting component.

[0006] Preferably, the adjusting component includes: a connecting cylinder body, which is fixedly connected to the back of the electric wrench main body.

[0007] Preferably, sliding grooves are equidistantly arranged on the outer circumference of the connecting cylinder body, an adjusting column connected to the grip is slidably connected inside the connecting cylinder body, and cross grooves are opened inside both the adjusting column and the sliding grooves.

[0008] Preferably, a sheath is fixedly sleeved on the outer wall of the connecting cylinder body.

[0009] Preferably, convex bodies are integrally connected to the outer circumference of the sheath at equal intervals, positioning holes are opened on the convex bodies, and two connecting hole bodies are arranged inside the positioning holes.

[0010] Preferably, a clamping rod is arranged inside the positioning hole, the other end of the clamping rod penetrates through the connecting hole body and extends into the sliding groove, and a clamping block is fixedly connected to the other end of the clamping rod, the clamping block is snap-fitted with the cross groove, and an Ω-shaped embedding groove is opened on one side of the clamping block.

[0011] Preferably, a compression spring is sleeved on the outer wall of the clamping rod. One end of the compression spring is fixedly connected to the connecting hole body, and the other end of the compression spring is fixedly connected to the clamping block.

[0012] Preferably, T-shaped connecting blocks are fixedly connected equidistantly along the inner circumference of the cross-shaped groove. An Ω-shaped elastic block that is integrally connected to the T-shaped connecting block and is engaged with the Ω-shaped embedding groove is provided. A spring is connected inside the Ω-shaped elastic block.

[0013] The utility model provides an electric wrench with an adjustable grip. It has the following beneficial effects:

[0014] (1) When the user moves and pulls the grip, it will drive the adjusting column to slide in the connecting cylinder. By adjusting different cross-shaped grooves, the height of the grip can be adjusted in a snap-fastening manner, thus achieving the effect of adjusting the grip.

[0015] (2) When the user pulls the clamping rod outwards with force, during the process that the clamping rod drives the clamping block to disengage from the cross-shaped groove, at this time, the Ω-shaped elastic block will be elastically deformed due to the restraint of the Ω-shaped embedding groove, and the spring inside it will be compressed. Then the Ω-shaped elastic block disengages from the Ω-shaped embedding groove, and the compression spring returns to its original state. When the user moves and pulls the grip, it will drive the adjusting column to slide in the connecting cylinder, thereby achieving the effect of adjusting the grip. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional view of the overall structure of the utility model;

[0017] Figure 2 is a side view of the overall structure of the utility model;

[0018] Figure 3 is a rear cross-sectional view of the overall structure of the utility model;

[0019] Figure 4 is the utility model Figure 3 magnified view of A in.

[0020] In the figure: 111 electric wrench main body, 112 handle, 113 power button, 114 grip, 2 adjusting assembly, 211 connecting cylinder, 212 adjusting column, 213 sheath, 214 convex body, 215 connecting hole body, 216 clamping rod, 217 clamping block, 218 compression spring, 219 T-shaped connecting block, 2110 Ω-shaped elastic block, 2111 spring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0022] Examples of the embodiments are shown in the accompanying drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are intended to explain the present invention, and should not be construed as a limitation of the present invention.

[0023] A preferred embodiment of an electric wrench with an adjustable grip provided by the present invention is as Figures 1-4 shown: An electric wrench with an adjustable grip includes an electric wrench main body 111. A handle 112 is integrally connected to the bottom of the electric wrench main body 111. A power button 113 is provided on the handle 112. A grip 114 is provided on the back of the electric wrench main body 111 through an adjustment assembly 2;

[0024] The adjustment assembly 2 includes:

[0025] A connecting cylinder body 211, which is fixedly connected to the back of the electric wrench main body 111;

[0026] Sliding grooves are equidistantly arranged on the outer circumference of the connecting cylinder body 211. An adjusting column 212 connected to the grip 114 is slidably connected inside the connecting cylinder body 211. Cross grooves are provided inside both the adjusting column 212 and the sliding grooves;

[0027] A sheath 213 is fixedly sleeved on the outer wall of the connecting cylinder body 211;

[0028] Protrusions 214 are integrally connected to the outer circumference of the sheath 213 at equal intervals. Positioning holes are provided on the protrusions 214, and two connecting hole bodies 215 are arranged inside the positioning holes;

[0029] A clamping rod 216 is arranged inside the positioning hole. The other end of the clamping rod 216 penetrates through the connecting hole body 215 and extends into the sliding groove. The other end of the clamping rod 216 is fixedly connected with a clamping block 217. The clamping block 217 is snap-fitted with the cross groove. An Ω-shaped embedding groove is provided on one side of the clamping block 217;

[0030] A compression spring 218 is sleeved on the outer wall of the clamping rod 216. One end of the compression spring 218 is fixedly connected with the connecting hole body 215, and the other end of the compression spring 218 is fixedly connected with the clamping block 217;

[0031] The inner circumference of the cross slot is fixedly connected with T-shaped connecting blocks 219 at equal intervals. An Ω-shaped elastic block 2110 that is integrally connected to the T-shaped connecting blocks 219 and engages with the Ω-shaped slot is provided. A spring 2111 is connected inside the Ω-shaped elastic block 2110.

[0032] Working principle: When in use, when the grip 114 needs to be adjusted, the user can first pull the latch rod 216 outwards with force. When the latch rod 216 drives the latch block 217 out of the cross slot, at this time, due to the constraint of the Ω-shaped slot, the Ω-shaped elastic block 2110 will undergo elastic deformation, and the spring 2111 built therein will be compressed, so that the Ω-shaped elastic block 2110 disengages from the Ω-shaped slot, and the compression spring 218 returns to its original state. Then, when the user moves and pulls the grip 114, it will drive the adjusting column 212 to slide in the connecting cylinder 211. By adjusting different cross slots, the height of the grip 114 can be adjusted in a buckling manner, thus achieving the effect of adjusting the grip 114.

[0033] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An electric wrench with adjustable grip, comprising an electric wrench body (111), characterized in that: The bottom of the electric wrench body (111) is integrally connected with a handle (112). A power button (113) is arranged on the handle (112). A grip (114) is arranged on the back of the electric wrench body (111) through an adjusting component (2). The adjusting component (2) includes: a connecting cylinder body (211) fixedly connected to the back of the electric wrench body (111); sliding grooves are equidistantly arranged on the outer circumference of the connecting cylinder body (211). An adjusting column (212) connected to the grip (114) is slidably connected inside the connecting cylinder body (211). Cross grooves are formed inside both the adjusting column (212) and the sliding grooves. A sheath (213) is fixedly sleeved on the outer wall of the connecting cylinder body (211). Raised bodies (214) are integrally connected to the outer circumference of the sheath (213) at equal intervals. Positioning holes are formed in the raised bodies (214), and two connecting hole bodies (215) are arranged inside the positioning holes.

2. The electric wrench with an adjustable grip according to claim 1, characterized in that: A clamping rod (216) is arranged inside the positioning hole. The other end of the clamping rod (216) penetrates through the connecting hole body (215) and extends into the sliding groove. A clamping block (217) is fixedly connected to the other end of the clamping rod (216). The clamping block (217) is snap-fitted with the cross groove. An Ω-shaped embedding groove is formed on one side of the clamping block (217).

3. The electric wrench with adjustable grip according to claim 2, characterized in that: A compression spring (218) is sleeved on the outer wall of the clamping rod (216). One end of the compression spring (218) is fixedly connected to the connecting hole body (215), and the other end of the compression spring (218) is fixedly connected to the clamping block (217).

4. The adjustable-grip electric wrench according to claim 1, characterized in that: T-shaped connecting blocks (219) are fixedly connected to the inner circumference of the cross groove at equal intervals. An Ω-shaped elastic block (2110) snap-fitted with the Ω-shaped embedding groove is integrally connected to the T-shaped connecting block (219). A spring (2111) is arranged inside the Ω-shaped elastic block (2110).

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