Electric torque wrench with torque real-time prompting function

Abstract

The utility model discloses an electric torque wrench with a torque real-time prompting function, which relates to the technical field of electric torque wrenches and comprises a torque wrench body, a first round sleeve is fixedly connected onto a transmission rod of the torque wrench body, and a second round sleeve is fixedly connected to one end, far away from the torque wrench body, of the first round sleeve. The first round sleeve communicates with the second round sleeve, a first supporting plate is fixedly connected to the inner wall of the first round sleeve and located at the end, close to the second round sleeve, of the first round sleeve, a rotating plate is rotationally connected to the first supporting plate, and a second supporting plate is rotationally connected to the end, located in the second round sleeve, of the rotating plate; the second supporting plate is fixedly connected with a clamping plate. According to the electric torque wrench with the torque real-time prompting function, the distance between the clamping plate and the axis of the second round sleeve is adjusted, so that the clamping plate is extruded and attached to the outer side of a nut, nuts of different sizes are met, and the applicability of the electric torque wrench is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric torque wrenches, in particular to an electric torque wrench with a torque real-time prompting function. Background Art

[0002] An electric torque wrench is a device used to tighten structures when installing equipment. It uses electricity to drive the internal rotating shaft so that its front end can tighten the components that need to be reinforced.

[0003] In the prior art, when the electric torque wrench is in use, the output head at the front end needs to be replaced according to the different sizes of the parts to be tightened, which is cumbersome to operate.

[0004] Therefore, it is necessary to propose an electric torque wrench with a real-time torque prompt function to solve the above problems. Utility Model Content

[0005] The utility model aims to provide an electric torque wrench with a real-time torque prompt function, so as to solve the problem in the prior art that when the electric torque wrench is in use, the front end thereof needs to replace the output head according to the different sizes of the parts to be tightened, which is cumbersome to operate.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric torque wrench with a real-time torque prompt function, comprising a torque wrench body, a first circular sleeve fixedly connected to a transmission rod of the torque wrench body, a second circular sleeve fixedly connected to an end of the first circular sleeve away from the torque wrench body, the first circular sleeve being communicated with the second circular sleeve, a first support plate fixedly connected to an inner wall of the first circular sleeve, the first support plate being located at an end of the first circular sleeve close to the second circular sleeve, a rotating plate rotatably connected to the first support plate, an end of the rotating plate located inside the second circular sleeve being rotatably connected to the second support plate, a clamping plate fixedly connected to the second support plate, a groove for the rotating plate to pass through being provided on the clamping plate, a second sliding channel being provided at an end of the rotating plate away from the second support plate, and an adjustment component cooperating with the second sliding channel being provided on the first circular sleeve.

[0007] Preferably, the number of the first support plates is three, and the three first support plates are evenly distributed around the inner circle of the first circular sleeve.

[0008] Preferably, the adjustment assembly includes a first sliding channel, a round rod, a third support plate and a sliding column, the first sliding channel is opened on the wall of the first round sleeve, the sliding column is slidably connected to the inside of the first sliding channel, the third support plate is fixedly connected to the sliding column, one end of the round rod is fixedly connected to the third support plate, and the other end of the round rod is slidably connected to the inside of the second sliding channel.

[0009] Preferably, a sliding groove is provided on the inner wall of the first sliding channel, a sliding block is slidably connected inside the sliding groove, and the sliding block is fixedly connected to the sliding column.

[0010] Preferably, a threaded sleeve is provided on the first circular sleeve, a threaded groove is provided on the outer ring of the first circular sleeve, and the threaded sleeve cooperates with the threaded groove.

[0011] Preferably, a lever is fixedly connected to the outer ring of the threaded sleeve.

[0012] Preferably, a digital display screen is provided on the torque wrench body.

[0013] Technical effects and advantages of the utility model:

[0014] 1. Put the second round sleeve on the nut, rotate the threaded sleeve through the lever, the threaded sleeve moves on the first round sleeve, and pushes the sliding column to move inside the first sliding channel. The round rod cooperates with the second sliding channel to drive the rotating plate to rotate with the first support plate as the axis, and then adjust the distance between the clamping plate and the axis of the second round sleeve, so that the clamping plate is squeezed and fits on the outside of the nut, thereby meeting the needs of nuts of different sizes and improving the applicability of the electric torque wrench. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a schematic diagram of the structure of an electric torque wrench with a torque real-time prompt function.

[0016] Figure 2 This is a schematic diagram of the second circular sleeve and the clamping plate structure of the utility model.

[0017] Figure 3 It is a schematic diagram of the structure of the first circular sleeve and the second circular sleeve of the utility model.

[0018] Figure 4 This is a schematic diagram of the first support plate and the rotating plate structure of the utility model.

[0019] Figure 5 For this utility model Figure 4 A schematic diagram of the enlarged structure in the middle.

[0020] Figure 6 For this utility model Figure 4 Enlarged schematic diagram of the structure at point B in the middle.

[0021] In the figure: 1. torque wrench body; 2. first round sleeve; 3. second round sleeve; 4. first support plate; 5. rotating plate; 6. clamping plate; 7. groove; 8. second support plate; 9. first sliding channel; 10. second sliding channel; 11. round rod; 12. third support plate; 13. sliding column; 14. sliding groove; 15. sliding block; 16. threaded groove; 17. threaded sleeve; 18. lever; 19. digital display screen. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clarify the technical solutions in the embodiments of the utility model; it is completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The utility model provides Figure 1-Figure 6 The electric torque wrench with a torque real-time prompt function shown in the figure comprises a torque wrench body 1, on which a digital display screen 19 is arranged. The digital display screen 19 comprises a display, torque value plus and minus buttons, and a confirmation button after the torque value is adjusted. The digital display function of the torque wrench adopts the existing technology and can provide real-time torque prompts; in addition, a voice broadcast structure can also be provided to provide voice prompts for the torque value.

[0024] A first round sleeve 2 is fixedly connected to the transmission rod of the torque wrench body 1, and a second round sleeve 3 is fixedly connected to the end of the first round sleeve 2 away from the torque wrench body 1, and the first round sleeve 2 is connected to the second round sleeve 3. A first support plate 4 is fixedly connected to the inner wall of the first round sleeve 2, and the first support plate 4 is located at one end of the first round sleeve 2 close to the second round sleeve 3. A rotating plate 5 is rotatably connected to the first support plate 4. Specifically, the rotating plate 5 rotates with the first support plate 4 as the axis.

[0025] One end of the rotating plate 5 located inside the second circular sleeve 3 is rotatably connected to the second support plate 8, and the second support plate 8 is fixedly connected to the clamping plate 6, wherein the second support plate 8 is located between the clamping plate 6 and the inner wall of the second circular sleeve 3. In order not to affect the rotation of the rotating plate 5, the clamping plate 6 is provided with a groove 7 for the rotating plate 5 to pass through.

[0026] Considering that most nuts are regular hexagonal structures, three first support plates 4 are provided, and the three first support plates 4 are evenly distributed around the inner circle of the first circular sleeve 2. Three first support plates 4 are provided, so that there are also three clamping plates 6, and the three clamping plates 6 are evenly distributed on the outside of the nut, which improves the torsional stability; in addition, six first support plates 4 can also be provided.

[0027] The second sliding channel 10 is provided at one end of the rotating plate 5 away from the second supporting plate 8. The first circular sleeve 2 is provided with an adjustment assembly that cooperates with the second sliding channel 10. The adjustment assembly includes a first sliding channel 9, a round rod 11, a third supporting plate 12 and a sliding column 13. The first sliding channel 9 is provided on the wall of the first circular sleeve 2. The sliding column 13 is slidably connected to the inside of the first sliding channel 9. The third supporting plate 12 is fixedly connected to the sliding column 13. One end of the round rod 11 is fixedly connected to the third supporting plate 12, and the other end of the round rod 11 is slidably connected to the inside of the second sliding channel 10.

[0028] In order to improve the sliding stability of the sliding column 13 , a sliding groove 14 is opened on the inner wall of the first sliding channel 9 , and a sliding block 15 is slidably connected inside the sliding groove 14 , and the sliding block 15 is fixedly connected to the sliding column 13 .

[0029] The first round sleeve 2 is provided with a threaded sleeve 17, and the outer ring of the first round sleeve 2 is provided with a threaded groove 16, and the threaded sleeve 17 cooperates with the threaded groove 16. The outer ring of the threaded sleeve 17 is fixedly connected with a lever 18.

[0030] During operation, the second round sleeve 3 is put on the nut, and the threaded sleeve 17 is rotated by the lever 18. The threaded sleeve 17 moves on the first round sleeve 2 and pushes the sliding column 13 to move inside the first sliding channel 9. The round rod 11 cooperates with the second sliding channel 10 to drive the rotating plate 5 to rotate with the first support plate 4 as the axis, and then adjusts the distance between the clamping plate 6 and the axis of the second round sleeve 3, so that the clamping plate 6 is squeezed and fits on the outside of the nut, thereby meeting the needs of nuts of different sizes and improving the applicability of the electric torque wrench.

[0031] In addition, in order to prevent the rotating plate 5 from rotating at will, a torsion spring (not shown in the figure) may be provided between the first supporting plate 4 and the rotating plate 5 .

Claims

1. An electric torque wrench with a torque real-time prompt function, comprising a torque wrench body (1), characterized in that: A first round sleeve (2) is fixedly connected to the transmission rod of the torque wrench body (1); an end of the first round sleeve (2) away from the torque wrench body (1) is fixedly connected to the second round sleeve (3); the first round sleeve (2) is communicated with the second round sleeve (3); a first support plate (4) is fixedly connected to the inner wall of the first round sleeve (2); the first support plate (4) is located at an end of the first round sleeve (2) close to the second round sleeve (3); a rotating plate (5) is rotatably connected to the first support plate (4); an end of the rotating plate (5) located inside the second round sleeve (3) is rotatably connected to the second support plate (8); a clamping plate (6) is fixedly connected to the second support plate (8); a groove (7) is provided on the clamping plate (6) for the rotating plate (5) to pass through; a second sliding channel (10) is provided on the end of the rotating plate (5) away from the second support plate (8); and an adjustment component cooperating with the second sliding channel (10) is provided on the first round sleeve (2).

2. The electric torque wrench with real-time torque prompt function according to claim 1, characterized in that: The number of the first support plates (4) is three, and the three first support plates (4) are evenly distributed around the inner circle of the first circular sleeve (2).

3. The electric torque wrench with real-time torque prompt function according to claim 1, characterized in that: The adjustment component comprises a first sliding channel (9), a round rod (11), a third support plate (12) and a sliding column (13); the first sliding channel (9) is opened on the wall of the first round sleeve (2); the sliding column (13) is slidably connected to the inside of the first sliding channel (9); the third support plate (12) is fixedly connected to the sliding column (13); one end of the round rod (11) is fixedly connected to the third support plate (12); and the other end of the round rod (11) is slidably connected to the inside of the second sliding channel (10).

4. The electric torque wrench with real-time torque prompt function according to claim 3, characterized in that: A sliding groove (14) is provided on the inner wall of the first sliding channel (9), a sliding block (15) is slidably connected inside the sliding groove (14), and the sliding block (15) is fixedly connected to the sliding column (13).

5. The electric torque wrench with real-time torque prompt function according to claim 4, characterized in that: A threaded sleeve (17) is arranged on the first circular sleeve (2), a threaded groove (16) is provided on the outer ring of the first circular sleeve (2), and the threaded sleeve (17) cooperates with the threaded groove (16).

6. The electric torque wrench with real-time torque prompt function according to claim 5, characterized in that: A shifting rod (18) is fixedly connected to the outer ring of the threaded sleeve (17).

7. The electric torque wrench with real-time torque prompt function according to claim 1, characterized in that: The torque wrench body (1) is provided with a digital display screen (19).

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