Quick dismounting and torque measuring device for clamping and holding type wrench

Abstract

A grip structure is arranged on the rear portion of a wrench body and comprises a U-shaped plate and a spring clamp arranged on the outer side of a connecting portion of the U-shaped plate in a matched mode, the U-shaped plate can be opened and closed under the action of the spring clamp, the spring clamp is pressed during assembly, the U-shaped plate is opened, and then a connecting rod of the wrench body can be clamped; the wrench body can be clamped by loosening the spring clamp, rapid connection and installation of the wrench body and the grip structure are achieved, the installation speed of the torque wrench is greatly increased when the nut is fastened, and the problem that the installation speed of the torque wrench is low is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of substation construction in the electric power industry, and particularly relates to a clamp-type wrench quick-disassembly torque measuring device. Background Art

[0002] The power construction torque wrench is a handheld wrench with adjustable torque. It is manufactured after a long period of research and development based on ergonomic theory. It is currently widely used in the field of power equipment installation and maintenance. The torque wrench is a tool for measuring and controlling torque, which can control the torque of rotating mechanical parts. The working principle of the power construction torque wrench is to use the spring on the blade spring to form a torque on the wrench head, so that the nut or bolt produces the desired tightening force. The torque measured on the wrench head is indicated by the pointer on the wrench, ensuring the accuracy, uniformity and reliability of the tightening force, ensuring the safety of the tower and electrical equipment, and playing a vital role in the safe and reliable operation of the power transmission and transformation system and power equipment.

[0003] The invention with announcement number CN115431204A discloses a wrench with preset torque, and the key points of its technical solution include a handle component, a main pipe component, an execution component and a scale area; the handle component includes a hollow rotating handle, a movable tail plug, a screw drive component and a locking component, one end of the hollow rotating handle is rotatably matched with the tail of the scale area, the screw drive component is divided into a rotating part and a screw part, and an adjusting screw sleeve is sleeved on the outer side of the screw part; the rotating part is provided with a pipe locating seat rotatably matched with it; the locking component includes a handle insert and a plurality of locating pins, the handle insert is installed on the rotating part through a spline and the outer wall of the handle insert is connected to the inner wall of the hollow rotating handle, and the plurality of locating pins are arranged at the front end of the movable tail plug; although it can use the rotating handle as the power of the wrench disassembly tool, and the adjustment is more convenient and labor-saving, it still cannot solve the problem of quick connection. Summary of the invention

[0004] The utility model aims to provide a clamp-type wrench quick disassembly torque measuring device to solve the problem of slow installation speed of torque wrench in view of the above-mentioned deficiencies of the prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A clamp-type wrench quick-disassembly torque measuring device, comprising a wrench body and a grip structure arranged at the rear of the wrench body, wherein the grip structure comprises a U-shaped plate and a spring clamp arranged at the outside of the connecting portion of the U-shaped plate, the U-shaped plate can be opened and closed under the action of the spring clamp, and a strain detection needle is also arranged at the inner side of the connecting portion of the U-shaped plate;

[0007] The U-shaped plate of the grip structure is also provided with an analysis module and a display screen, and the strain detection needle is connected to the analysis module through a line and transmits data to the display screen;

[0008] During assembly, the spring clamp is pressed, the U-shaped plate is opened, the connecting rod of the wrench body is placed in the U-shaped plate, and the spring clamp is released to clamp the wrench body.

[0009] The connecting part of the wrench body is arranged as a flat connecting rod and is clamped in the U-shaped plate.

[0010] The spring clamp comprises upper and lower pressing plates fixedly arranged on the U-shaped plate correspondingly and a spring arranged between the pressing plates.

[0011] The strain detection needle is arranged in close contact with the inner side of the connecting portion of the U-shaped plate along the axial direction.

[0012] The U-shaped plate is also provided with weight-reducing holes.

[0013] The upper and lower plate surfaces of the U-shaped plate are both provided with weight-reducing holes.

[0014] The handle structure is also provided with a buzzer, and the buzzer is connected to the analysis module through line control.

[0015] The beneficial effects of the utility model are:

[0016] (1) The clamp-type wrench quick-disassembly torque measuring device is provided with a handle structure at the rear of the wrench body, and the handle structure includes a U-shaped plate and a spring clamp arranged on the outer side of the connection part of the U-shaped plate. The U-shaped plate can be opened and closed under the action of the spring clamp. When assembling, the spring clamp is pressed, and the U-shaped plate opens to clamp the connecting rod of the wrench body. The spring clamp is loosened to clamp the wrench body, thereby realizing the quick connection and installation of the wrench body and the handle structure. When tightening the nut, the installation speed of the torque wrench is greatly improved, thereby solving the problem of slow installation speed of the torque wrench.

[0017] (2) A strain detection needle is also provided on the inner side of the connection part of the U-shaped plate, and is arranged axially on the inner side of the connection part of the U-shaped plate. An analysis module and a display screen are also provided on the U-shaped plate of the handle structure. The strain detection needle is connected to the analysis module through a line and transmits data to the display screen, which can detect the torque in real time and ensure the accuracy of the detected torque. The torque detection accuracy of the torque wrench is improved, thereby ensuring the tightening effect of the bolt.

[0018] (3) The quick-disassembly torque measuring device of the clamp-type wrench is easy to install and carry; and the quick-disassembly torque measuring device of the clamp-type wrench is durable and saves construction costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is an assembly drawing of the utility model;

[0020] Figure 2 is a structural diagram of the grip structure;

[0021] Figure 3 It is a side view of the utility model. DETAILED DESCRIPTION

[0022] The following is a description of the implementation of the present invention by means of specific embodiments. People familiar with the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

[0023] The utility model provides a clamping wrench quick disassembly torque measuring device, such as Figures 1 to 3 shown.

[0024] A clamp-type wrench quick-disassembly torque measuring device comprises a wrench body 1 and a grip structure 2 arranged at the rear of the wrench body 1, wherein the grip structure 2 comprises a U-shaped plate 21 and a spring clamp 22 arranged on the outside of the connecting portion of the U-shaped plate 21, the U-shaped plate 21 can be opened and closed under the action of the spring clamp 22, and a strain detection needle 23 is also provided on the inner side of the connecting portion of the U-shaped plate 21; an analysis module 24 and a display screen 25 are also provided on the U-shaped plate 21 of the grip structure 2, the strain detection needle 23 is connected to the analysis module 24 via a line 26 and transmits data to the display screen 25; and for timely monitoring, a buzzer 27 is also provided on the grip structure 2, and the buzzer 27 is connected to the analysis module 24 via a line control.

[0025] During assembly, the spring clamp 22 is pressed, the upper and lower surfaces of the U-shaped plate 21 are opened, the connecting portion of the wrench body 1 is placed in the U-shaped plate 21, and the spring clamp 22 is released to clamp the wrench body 1.

[0026] The connecting portion of the wrench body 1 is configured as a flat connecting rod and is clamped in the U-shaped plate; the spring clamp 22 includes pressure plates 221 correspondingly fixed on the U-shaped plate 21 at the upper and lower sides and a spring 222 disposed between the pressure plates.

[0027] In order to facilitate the detection of deformation, the strain detection needle 23 is arranged in close contact with the inner side of the connecting portion of the U-shaped plate 21 along the axial direction, and a rotating shaft 29 is correspondingly provided on the inner side of the connecting portion.

[0028] In order to reduce the overall weight and facilitate carrying, the U-shaped plate 21 is further provided with weight-reducing holes 28 . In this embodiment, weight-reducing holes 28 are provided on both the upper and lower plate surfaces of the U-shaped plate 21 .

[0029] During use, the ordinary wrench body 1 is taken to the corresponding position, and the handle structure 2 is aligned with the connecting rod of the wrench body 1. At this time, the pressure plate 221 is pressed, and the handle structure 2 will open against the spring 222 of the spring clamp 22, and the handle structure clamps the wrench body 1. At this time, the pressure plate 221 is released, and the spring 222 will return to its original state, clamping the connecting rod of the wrench body 1.

[0030] Afterwards, the staff puts the wrench body 1 onto the nut that needs to be tightened. At this time, the analysis module 24 with a power supply is powered, and the handle structure 2 is turned forcefully, so that the strain detection needle 23 will generate strain and be deformed. The deformation data is directly transmitted to the analysis module 24 through the line 26 for data analysis and processing, and the relevant torque information is displayed through the display screen 25. The analysis module 24 records the tightening data of each nut and can export it in txt format. The analysis module 24 will also transmit abnormal data occurring during the tightening process in real time, and project managers can view it in real time. When the torque is overloaded during the tightening process, the provided buzzer 27 will issue a prompt.

[0031] The clamp-type wrench quick-disassembly torque measuring device is characterized in that a grip structure is arranged at the rear of the wrench body, and the grip structure comprises a U-shaped plate and a spring clamp arranged on the outer side of the connecting portion of the U-shaped plate. The U-shaped plate can be opened and closed under the action of the spring clamp. During assembly, the spring clamp is pressed, and the U-shaped plate opens to clamp the connecting rod of the wrench body. The wrench body can be clamped by loosening the spring clamp, thereby realizing quick connection and installation of the wrench body and the grip structure. When tightening a nut, the installation speed of the torque wrench is greatly improved, thereby solving the problem of slow installation speed of the torque wrench and the problem that the current torque wrench is inconvenient to carry, thereby improving the durability of the torque wrench and solving the problem of poor durability.

[0032] If the words "first", "second" and so on are used in this patent to limit components, those skilled in the art should know that the use of "first" and "second" is only for the convenience of describing the utility model and simplifying the description, and the above words have no special meaning.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

[0034] In the description of the present invention, it is necessary to understand that the terms "front", "rear", "left", "right", "center", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, 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, and therefore cannot be understood as a limitation on the protection content of the present invention.

Claims

1. A quick disassembly torque measuring device for a clamping wrench, characterized in that: It includes a wrench body and a grip structure arranged at the rear of the wrench body, and the grip structure includes a U-shaped plate and a spring clamp arranged on the outside of the connecting part of the U-shaped plate, the U-shaped plate can be opened and closed under the action of the spring clamp, and a strain detection needle is also arranged on the inside of the connecting part of the U-shaped plate; The U-shaped plate of the grip structure is also provided with an analysis module and a display screen, and the strain detection needle is connected to the analysis module through a line and transmits data to the display screen; During assembly, the spring clamp is pressed, the U-shaped plate is opened, the connecting rod of the wrench body is placed in the U-shaped plate, and the spring clamp is released to clamp the wrench body.

2. A clamp-type wrench quick disassembly torque measuring device according to claim 1, characterized in that: The connecting part of the wrench body is arranged as a flat connecting rod and is clamped in the U-shaped plate.

3. The quick-disassembly torque measuring device for a clamp-type wrench according to claim 1, characterized in that: The spring clamp comprises upper and lower pressing plates fixedly arranged on the U-shaped plate correspondingly and a spring arranged between the pressing plates.

4. A quick-disassembly torque measuring device for a clamp-type wrench according to any one of claims 1 to 3, characterized in that: The strain detection needle is arranged in close contact with the inner side of the connecting portion of the U-shaped plate along the axial direction.

5. A quick-disassembly torque measuring device for a clamp-type wrench according to claim 4, characterized in that: The U-shaped plate is also provided with weight-reducing holes.

6. A clamp-type wrench quick disassembly torque measuring device according to claim 5, characterized in that: The upper and lower plate surfaces of the U-shaped plate are both provided with weight-reducing holes.

7. The quick-disassembly torque measuring device for a clamp-type wrench according to claim 5, characterized in that: The handle structure is also provided with a buzzer, and the buzzer is connected to the analysis module through line control.

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