Wrench capable of being operated in electrified mode

Abstract

The utility model discloses a wrench capable of being electrified to operate, and relates to the field of wrenches, the wrench comprises a fixed head, the inner wall of the fixed head is provided with a limiting rod, the lower end of the limiting rod is provided with a spring, one side of the fixed head is welded with an insulating sleeve, and the inner wall of the insulating sleeve is provided with a reinforcing rod. The fixing head is arranged to move the limiting rod, when the device is used, fastening nuts of different sizes can be rapidly adjusted and fixed through the fixing head and the limiting rod, the usability of the device is improved, the insulation sleeve is arranged to clamp and fix the reinforcing rod, and when the device is used, the fastening nuts can be conveniently and rapidly adjusted and fixed through the insulation sleeve. The arrangement of the insulating sleeve and the reinforcing rod facilitates the anti-electricity protection of the device, the usability of the device is improved, the insulating sleeve plays a role in moving the extension sleeve, and when the device is used, the arrangement of the insulating sleeve and the extension sleeve facilitates the adjustment of the length of the device, and facilitates the fastening of parts in a more labor-saving manner.

Description

Technical Field

[0001] The utility model relates to the field of wrenches, in particular to a wrench which can be operated by electricity. Background Art

[0002] A wrench is a commonly used installation and disassembly tool. It is a hand tool that uses the principle of leverage to twist bolts, screws, nuts and other threaded fastening bolts or nuts to open or socket fasteners. Insulated wrenches are required during the processing of ultra-high voltage transmission lines, so a wrench that can be operated with electricity is needed.

[0003] The existing patent document with the technical disclosure number of CN217620281U provides a multifunctional insulating wrench for power standardization operation, including a first wrench, a connector is connected to one side of the first wrench, and a connecting shaft is installed at both ends of the connector, and a second wrench is arranged at the other end of the connector away from the first wrench, the first wrench has the same structure as the second wrench, and the two ends of the connector are respectively threadedly connected to the first wrench and the second wrench. The utility model can flexibly adjust the position of the fixed plate under the push of the connecting rod body through an adjustment mechanism, so that the nut can be quickly adjusted and used in different working environments, and at the same time, the protective layer of rubber material attached to the surface of the fixed plate can be used to protect the rotating nut, so that the device can better protect the operating element, maintain the high service life of the element, and reduce unnecessary wear. However, when the CN217620281U technology is operated, it is not convenient to adjust the length of the device, the tightening is not labor-saving, it is not convenient to protect the device from electricity, and it is not convenient to automatically adjust the size of the tightening nut according to the needs. Therefore, a wrench that can be operated by electricity is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a wrench that can be operated by electricity, so as to solve the problems that the existing wrench that can be operated by electricity is not convenient for adjusting the length of the device when in use, the tightening is not labor-saving, the device is not convenient for anti-electrical protection, and it is not convenient to automatically adjust the size of the tightening nut according to needs.

[0005] To achieve the above object, the utility model provides the following technical solution: an electrically operable wrench, comprising a fixed head, an inner wall of the fixed head is installed with a limit rod, and a spring is installed at the lower end of the limit rod.

[0006] An insulating sleeve is welded on one side of the fixing head, and reinforcing rods are installed on the inner walls of the insulating sleeve.

[0007] An extension sleeve is installed on the outer wall of the insulating sleeve, a latch is installed on the inner wall of the extension sleeve, a first magnetic block is installed on one end of the latch, a second magnetic sheet is attached to one end of the first magnetic block, a rubber sleeve is attached to the outer wall of the extension sleeve, and a blocking block is installed on one side of the extension sleeve.

[0008] Preferably, the fixed head is movably connected to the limiting rods, and the limiting rods are arranged at equal intervals on the inner wall of the fixed head.

[0009] Preferably, the limiting rod is engaged with the spring, and the inner wall of the limiting rod is of open-hole design.

[0010] Preferably, the insulating sleeve is snap-connected to the reinforcement rod, and the reinforcement rod is symmetrically arranged with respect to the central axis of the insulating sleeve.

[0011] Preferably, the insulating sleeve is movably connected to the extension sleeve, and the inner wall of the extension sleeve is of open-hole design.

[0012] Preferably, the second magnetic sheet is snap-fitted to the extension sleeve, and the inner wall diameter of the extension sleeve is larger than the outer wall diameter of the second magnetic sheet.

[0013] Preferably, the outer wall of the extension sleeve is tightly fitted with the inner wall of the rubber sleeve, and the length of the outer wall of the extension sleeve is greater than the length of the outer wall of the rubber sleeve.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model provides a fixed head to activate the limit rod. When the device is used, the setting of the fixed head and the limit rod facilitates the rapid adjustment and fixation of fastening nuts of different sizes, thereby increasing the usability of the device;

[0016] 2. The utility model provides an insulating sleeve to play a role of clamping and fixing the reinforcement rod. When the device is used, the provision of the insulating sleeve and the reinforcement rod facilitates the anti-electrical protection of the device, thereby increasing the usability of the device;

[0017] 3. The utility model provides an insulating sleeve to activate the extension sleeve. When the device is in use, the provision of the insulating sleeve and the extension sleeve facilitates adjustment of the length of the device and facilitates tightening of the parts with less effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a vertical appearance diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the utility model with vertical view splitting;

[0020] Figure 3 It is a structural schematic diagram of the extension sleeve parts of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the combination of the fixing head and the insulating sleeve parts of the utility model.

[0022] In the figure: 1. fixed head; 2. limit rod; 3. spring; 4. insulating sleeve; 5. reinforcement rod; 6. extension sleeve; 7. latch; 8. first magnetic block; 9. second magnetic piece; 10. rubber sleeve; 11. blocking block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0024] The following describes an embodiment of the utility model based on its overall structure.

[0025] See also Figure 1-4 A wrench that can be operated by electricity includes a fixed head 1, and a limit rod 2 is installed on the inner wall of the fixed head 1. The fixed head 1 is movably connected to the limit rod 2, and the limit rod 2 is arranged at equal intervals on the inner wall of the fixed head 1. A spring 3 is installed at the lower end of the limit rod 2, and the limit rod 2 is engaged with the spring 3, and the inner wall of the limit rod 2 is an open hole design. The fixed head 1 is arranged to play a movable role on the limit rod 2. When using the device, the arrangement of the fixed head 1 and the limit rod 2 facilitates the rapid adjustment and fixation of fastening nuts of different sizes, thereby increasing the usability of the device.

[0026] See also Figure 1-4 A wrench that can be operated by electricity, an insulating sleeve 4 is welded on one side of the fixed head 1, and a reinforcing rod 5 is installed on the inner wall of the insulating sleeve 4. The insulating sleeve 4 is snap-fitted and connected with the reinforcing rod 5, and the reinforcing rod 5 is symmetrically arranged with the central axis of the insulating sleeve 4. The insulating sleeve 4 is arranged to clamp and fix the reinforcing rod 5. When the device is in use, the arrangement of the insulating sleeve 4 and the reinforcing rod 5 facilitates the anti-electrical protection of the device, thereby increasing the usability of the device.

[0027] See also Figure 1-4, a wrench that can be operated by electricity, the outer wall of the insulating sleeve 4 is installed with an extension sleeve 6, the insulating sleeve 4 is movably connected to the extension sleeve 6, and the inner wall of the extension sleeve 6 is an open-hole design, the inner wall of the extension sleeve 6 is installed with a bolt 7, one end of the bolt 7 is installed with a first magnetic block 8, one end of the first magnetic block 8 is fitted with a second magnetic piece 9, the second magnetic piece 9 is engaged and connected with the extension sleeve 6, and the inner wall diameter of the extension sleeve 6 is larger than the outer wall diameter of the second magnetic piece 9, the outer wall of the extension sleeve 6 is fitted with a rubber sleeve 10, the outer wall of the extension sleeve 6 is tightly fitted with the inner wall of the rubber sleeve 10, and the outer wall length of the extension sleeve 6 is larger than the outer wall length of the rubber sleeve 10, and a blocking block 11 is installed on one side of the extension sleeve 6, the insulating sleeve 4 is provided to play a movable role on the extension sleeve 6, when the device is used, the setting of the insulating sleeve 4 and the extension sleeve 6 is convenient for adjusting the length of the device, so as to facilitate more labor-saving tightening of the parts.

[0028] Working principle: When in use, take out the device and place it in the designated position, then snap-fit ​​and fix the insulating sleeve 4 to the reinforcement rod 5, then tightly fit the second magnetic sheet 9 to the extension sleeve 6, snap-fit ​​and fix the first magnetic block 8 with the latch 7, then tightly fit the extension sleeve 6 to the rubber sleeve 10, then snap-fit ​​and fix the blocking block 11 to the extension sleeve 6. According to usage requirements, the insulating sleeve 4 is movably adjusted to the designated position of the extension sleeve 6, the latch 7 is used to fix the extension sleeve 6 by magnetic adsorption, and finally the limit rod 2 is pressed against the fastening nut, and the extension sleeve 6 is rotated and tightened. This completes the use of the device. The contents not described in detail in this manual belong to the prior art known to professional and technical personnel in this field.

[0029] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A wrench operable by electricity, comprising a fixed head (1), characterized in that: The inner wall of the fixed head (1) is provided with a limit rod (2), and the lower end of the limit rod (2) is provided with a spring (3); An insulating sleeve (4) is welded to one side of the fixed head (1), and a reinforcing rod (5) is installed on the inner wall of the insulating sleeve (4); The outer wall of the insulating sleeve (4) is installed with an extension sleeve (6), the inner wall of the extension sleeve (6) is installed with a latch (7), one end of the latch (7) is installed with a first magnetic block (8), one end of the first magnetic block (8) is attached with a second magnetic sheet (9), the outer wall of the extension sleeve (6) is attached with a rubber sleeve (10), and one side of the extension sleeve (6) is installed with a blocking block (11).

2. An electrically operable wrench according to claim 1, characterized in that: The fixed head (1) is movably connected to the limiting rod (2), and the limiting rod (2) is arranged at equal intervals on the inner wall of the fixed head (1).

3. The electrically operable wrench according to claim 1, characterized in that: The limiting rod (2) is snap-connected with the spring (3), and the inner wall of the limiting rod (2) is of open-hole design.

4. The electrically operable wrench according to claim 1, characterized in that: The insulating sleeve (4) is snap-fitted and connected to the reinforcing rod (5), and the reinforcing rod (5) is symmetrically arranged with respect to the central axis of the insulating sleeve (4).

5. The electrically operable wrench according to claim 1, characterized in that: The insulating sleeve (4) is movably connected to the extension sleeve (6), and the inner wall of the extension sleeve (6) is of open-hole design.

6. The electrically operable wrench according to claim 1, characterized in that: The second magnetic sheet (9) is snap-connected to the extension sleeve (6), and the inner wall diameter of the extension sleeve (6) is greater than the outer wall diameter of the second magnetic sheet (9).

7. The electrically operable wrench according to claim 1, characterized in that: The outer wall of the extension sleeve (6) is tightly fitted with the inner wall of the rubber sleeve (10), and the length of the outer wall of the extension sleeve (6) is greater than the length of the outer wall of the rubber sleeve (10).

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