CN212071739U - Torque wrench with adjustable torque - Google Patents
Torque wrench with adjustable torque Download PDFInfo
- Publication number
- CN212071739U CN212071739U CN202020735012.XU CN202020735012U CN212071739U CN 212071739 U CN212071739 U CN 212071739U CN 202020735012 U CN202020735012 U CN 202020735012U CN 212071739 U CN212071739 U CN 212071739U
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- CN
- China
- Prior art keywords
- wrench
- fixedly connected
- rod
- groove
- knob
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- Expired - Fee Related
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Abstract
The utility model discloses a moment of torsion adjustable torque wrench, including the spanner pole, the through-hole has been seted up to the inside of spanner pole, the surface one end fixedly connected with sleeve of spanner pole, the first pivot of telescopic inside fixedly connected with, the surface cover of first pivot is established and is rotated and is connected with the turning block, the surface of turning block and keep away from one side fixedly connected with head rod of spanner pole. The utility model discloses in, rotate the knob during use, change the elasticity of spring, and then make the pressure between steel ball and the recess change, thereby reach the regulation in advance to the moment of torsion, through the recess of V word shape, can the rotation spanner of two directions, make the spanner not need specific posture to rotate, torque wrench's service function has been improved greatly, when being difficult to rotate the knob, will accomodate two dwangs in the groove and rotate along the second pivot, thereby open, then come to rotate the knob through two dwangs, the operating personnel physical power has been saved greatly.
Description
Technical Field
The utility model relates to a machinery appurtenance technical field especially relates to a moment of torsion adjustable torque wrench.
Background
The torque wrench is also called a torque wrench and a torque adjustable wrench, and is one of the wrenches. According to the power source, the method can be divided into: electric torque wrench, pneumatic torque wrench, hydraulic torque wrench and manual torque wrench; manual torque wrenches can be divided into: presetting, constant value type, dial type, digital display type, sliding type, bending type and kilogram type wrench. The use of a torque wrench may allow an operator to apply a specific torque value when the tightness of the screw and bolt is critical;
current moment of torsion adjustable torque wrench often needs carry out the block with torque wrench according to certain posture when using, then is rotating, operates greatly increased user's operating time like this, need rotate the regulating part when carrying out the moment of torsion regulation simultaneously, and current regulating part is difficult to rotate at great moment of torsion condition, is unfavorable for the operator to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a torque wrench with adjustable torque.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a torque wrench with adjustable torque comprises a wrench rod, wherein a through hole is formed in the wrench rod, one end of the outer surface of the wrench rod is fixedly connected with a sleeve, a first rotating shaft is fixedly connected in the sleeve, a rotating block is rotatably connected to the outer surface of the first rotating shaft in a sleeved mode, a first connecting rod is fixedly connected to the outer surface of the rotating block and one side, far away from the wrench rod, of the first connecting rod, one end, far away from the rotating block, of the first connecting rod extends to the outside of the sleeve, a wrench head is fixedly connected to one end, located at the outside of the sleeve, of the first connecting rod, a second connecting rod is fixedly connected to the outer surface of the rotating block and the side, corresponding to the first connecting rod, of the outer surface of the second connecting rod, far away from the rotating block, extends to the inside of the through hole, a groove is formed in the outer surface of the end, located inside of the through hole, a spring is fixedly connected to one side of the outer surface of the threaded cylinder, which is close to the second connecting rod, a steel ball is fixedly connected to one end of the spring, which is far away from the threaded cylinder, the steel ball is contacted with the inner wall of the groove, sliding grooves are symmetrically formed in the outer surface of the threaded cylinder, a rotating seat is fixedly connected to one side of the outer surface of the wrench rod, which is far away from the sleeve, a knob is rotatably connected to one side of the outer surface of the rotating seat, which is far away from the wrench rod, a threaded rod is fixedly connected to the central position of one side of the outer surface of the knob, which is close to the rotating seat, one end of the threaded rod, which is far away from the knob, is rotatably connected with the inner part of the threaded cylinder through threads, a containing groove is formed in one side of the outer surface of the knob, which is, and the vernier is connected with the opening in a sliding manner.
As a further description of the above technical solution:
the groove is V-shaped, and the center of the ball of the steel ball and the groove are on the same horizontal line.
As a further description of the above technical solution:
the inside symmetry fixedly connected with second pivot of accomodating the groove, two the surface of second pivot all rotates and is connected with the dwang.
As a further description of the above technical solution:
the inner wall of the through hole is fixedly connected with a limiting plate corresponding to the sliding groove, and the limiting plate is connected with the sliding groove in a sliding mode.
As a further description of the above technical solution:
the outer surface of the wrench rod is provided with a first scale at a position close to the opening, the outer surface of the knob is provided with a second scale at a position close to the rotating seat, and a pointer is arranged at a position close to the knob at the outer surface of the wrench rod.
As a further description of the above technical solution:
the outer surface of the wrench rod is provided with a rubber sleeve.
The utility model discloses following beneficial effect has:
1. the torque wrench with adjustable torque comprises a wrench rod, a knob, a threaded rod, a threaded barrel, a spring, a steel ball, a first connecting rod, the steel ball, a second connecting rod and a groove, wherein the knob is rotated to drive the threaded rod to rotate during use, so that the threaded barrel is driven to move, the spring is driven to compress and stretch, the elasticity of the spring is changed, the pressure between the steel ball and the groove is changed, and therefore the torque is adjusted in advance, when the wrench rod is rotated, the torque is transmitted to the second connecting rod through the first connecting rod, and then is delivered to the steel ball, when a preset value is reached, the steel ball moves, at the moment, a rotating block rotates, a relaxing feeling is given to an operator, the operator knows that the preset torque value is reached, at the moment, the rotating is stopped, and then the nut is protected, and the V-shaped groove is formed, the spanner can be rotated in two directions, so that the spanner does not need to be rotated in a specific posture, and the use function of the torque spanner is greatly improved.
2. This moment of torsion adjustable torque wrench, through the groove of accomodating, second pivot, dwang and the knob that sets up, when being difficult to rotate the knob, will accomodate two dwangs in the groove and rotate along the second pivot to open, then come to rotate the knob through two dwangs, saved operating personnel physical power greatly, reach the effect of quick adjustment moment of torsion.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a front view of the present invention.
Illustration of the drawings:
1. a spanner bar; 2. a through hole; 3. a sleeve; 4. a first rotating shaft; 5. rotating the block; 6. a first connecting rod; 7. a wrench head; 8. a second connecting rod; 9. a groove; 10. a threaded barrel; 11. a spring; 12. steel balls; 13. a chute; 14. a limiting plate; 15. a rotating base; 16. a knob; 17. a threaded rod; 18. a receiving groove; 19. a second rotating shaft; 20. rotating the rod; 21. an opening; 22. a cursor; 23. a first scale; 24. a second scale; 25. a pointer; 26. a rubber sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a torque wrench with adjustable torque comprises a wrench rod 1, a through hole 2 is arranged in the wrench rod 1, one end of the outer surface of the wrench rod 1 is fixedly connected with a sleeve 3, a first rotating shaft 4 is fixedly connected in the sleeve 3, a rotating block 5 is rotatably connected on the outer surface of the first rotating shaft 4 in a sleeved mode, a first connecting rod 6 is fixedly connected on one side of the outer surface of the rotating block 5, which is far away from the wrench rod 1, one end of the first connecting rod 6, which is far away from the rotating block 5, extends to the outside of the sleeve 3, a wrench head 7 is fixedly connected at one end of the first connecting rod 6, a second connecting rod 8 is fixedly connected on one side of the outer surface of the rotating block 5, which corresponds to the first connecting rod 6, one end of the second connecting rod 8, which is far away from the rotating block 5, extends to the inside of the through hole 2, a groove 9 is arranged on the, a threaded cylinder 10 is connected inside the through hole 2 and inside one side end far away from the sleeve 3 in a sliding manner, a spring 11 is fixedly connected on one side of the outer surface of the threaded cylinder 10 and close to the second connecting rod 8, a steel ball 12 is fixedly connected on one end of the spring 11 far away from the threaded cylinder 10, the steel ball 12 is contacted with the inner wall of the groove 9, sliding grooves 13 are symmetrically formed in the outer surface of the threaded cylinder 10, a rotary seat 15 is fixedly connected on one side of the outer surface of the wrench rod 1 and far away from the sleeve 3, a knob 16 is rotatably connected on one side of the outer surface of the rotary seat 15 and far away from the wrench rod 1, a threaded rod 17 is fixedly connected at the central position of one side of the outer surface of the knob 16 and close to the rotary seat 15, one end of the threaded rod 17 far away from the knob 16 is rotatably connected with the inside of the threaded cylinder 10 through threads, a containing groove 18 is formed, a cursor 22 is fixedly connected to the outer surface of the threaded cylinder 10 and a position close to the opening 21, and the cursor 22 is slidably connected to the opening 21.
The groove 9 is V-shaped, and the center of the ball of the steel ball 12 is on the same horizontal line with the groove 9, so that the steel ball 12 can be extruded when the wrench rotates forwards or backwards, the wrench does not need to rotate in a fixed rotation direction, and the wrench has more comprehensive functions; the interior of the accommodating groove 18 is symmetrically and fixedly connected with second rotating shafts 19, the outer surfaces of the two second rotating shafts 19 are rotatably connected with rotating rods 20, and the second rotating rods 20 are used for facilitating the rotation of the knob 16; the inner wall of the through hole 2 is fixedly connected with a limiting plate 14 corresponding to the sliding chute 13, and the limiting plate 14 is in sliding connection with the sliding chute 13 so as to avoid the rotation of the thread cylinder 10; the first scale 23 is arranged on the outer surface of the wrench rod 1 near the opening 21, the second scale 24 is arranged on the outer surface of the knob 16 near the rotary seat 15, and the pointer 25 is arranged on the outer surface of the wrench rod 1 near the knob 16, so that the desired preset torque value can be clearly set before the torque wrench is used; the outer surface of the wrench shaft 1 is provided with a rubber sleeve 26 in order to increase friction with the palm of the user.
The working principle is as follows: when the torque wrench with the adjustable torque is used, the knob 16 is rotated to drive the threaded rod 17 to rotate, so that the threaded barrel 10 is driven to move, the spring 11 is driven to compress and stretch, the elasticity of the spring 11 is changed, the pressure between the steel ball 12 and the groove 9 is changed, the purpose of adjusting the torque in advance is achieved, when the wrench rod 1 is rotated, the torque is transmitted to the second connecting rod 8 through the first connecting rod 6 and is delivered to the steel ball 12, when a preset value is achieved, the steel ball 12 moves, the rotating block 5 rotates at the moment, a relaxing feeling is provided for an operator, the operator knows that the preset torque value is achieved, the rotation is stopped at the moment, the nut is protected, and the wrench can rotate in two directions through the V-shaped groove 9, so that the wrench does not need a specific posture to rotate, the utility model has the advantages of improved torque wrench's service function greatly, when being difficult to rotate knob 16, will accomodate two dwang 20 in the groove 18 and rotate along second pivot 19 to open, then come to rotate knob 16 through two dwang 20, saved operating personnel physical power greatly, reach the effect of quick adjustment moment of torsion.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. A torque wrench with adjustable torque comprises a wrench rod (1), and is characterized in that: the wrench comprises a wrench rod (1), a through hole (2) is formed in the wrench rod (1), a sleeve (3) is fixedly connected to one end of the outer surface of the wrench rod (1), a first rotating shaft (4) is fixedly connected to the inside of the sleeve (3), a rotating block (5) is rotatably connected to the outer surface of the first rotating shaft (4) in a sleeved mode, a first connecting rod (6) is fixedly connected to the outer surface of the rotating block (5) and one side of the rotating block (5) far away from the wrench rod (1), one end of the first connecting rod (6) far away from the rotating block (5) extends to the outside of the sleeve (3), a wrench head (7) is fixedly connected to one end of the first connecting rod (6) located outside the sleeve (3), a second connecting rod (8) is fixedly connected to one side of the outer surface of the rotating block (5) corresponding to the first connecting rod (6), and one end of the second connecting rod (8) far away from the rotating block (5), a groove (9) is formed in the outer surface of one end, located inside the through hole (2), of the second connecting rod (8), a threaded cylinder (10) is connected inside the through hole (2) and in a sliding manner in one side end, away from the sleeve (3), of the through hole (2), a spring (11) is fixedly connected to one side of the outer surface of the threaded cylinder (10) and close to the second connecting rod (8), a steel ball (12) is fixedly connected to one end, away from the threaded cylinder (10), of the spring (11), the steel ball (12) is in contact with the inner wall of the groove (9), sliding grooves (13) are symmetrically formed in the outer surface of the threaded cylinder (10), a rotating base (15) is fixedly connected to one side, away from the sleeve (3), of the outer surface of the wrench rod (1), a knob (16) is rotatably connected to one side, away from the wrench rod (1), a threaded rod (17) is fixedly connected to one side, close to the center of the outer, the one end that knob (16) were kept away from in threaded rod (17) is passed through the screw and is connected with the inside rotation of screw thread section of thick bamboo (10), the groove (18) have been seted up to the surface of knob (16) and the one side of keeping away from roating seat (15), opening (21) have been seted up to the surface of spanner pole (1) and the position that is close to screw thread section of thick bamboo (10), the surface of screw thread section of thick bamboo (10) and the position fixedly connected with vernier (22) that is close to opening (21), just vernier (22) and opening (21) sliding connection.
2. The adjustable torque wrench of claim 1, wherein: the groove (9) is V-shaped, and the center of the ball of the steel ball (12) and the groove (9) are on the same horizontal line.
3. The adjustable torque wrench of claim 1, wherein: accomodate inside symmetry fixedly connected with second pivot (19) of groove (18), two the surface of second pivot (19) all rotates and is connected with dwang (20).
4. The adjustable torque wrench of claim 1, wherein: the inner wall of the through hole (2) is fixedly connected with a limiting plate (14) corresponding to the sliding groove (13), and the limiting plate (14) is connected with the sliding groove (13) in a sliding mode.
5. The adjustable torque wrench of claim 1, wherein: the outer surface of the wrench rod (1) is provided with a first scale (23) at a position close to the opening (21), the outer surface of the knob (16) is provided with a second scale (24) at a position close to the rotating seat (15), and a pointer (25) is arranged at a position close to the knob (16) on the outer surface of the wrench rod (1).
6. The adjustable torque wrench of claim 1, wherein: the outer surface of the wrench rod (1) is provided with a rubber sleeve (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020735012.XU CN212071739U (en) | 2020-05-07 | 2020-05-07 | Torque wrench with adjustable torque |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020735012.XU CN212071739U (en) | 2020-05-07 | 2020-05-07 | Torque wrench with adjustable torque |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212071739U true CN212071739U (en) | 2020-12-04 |
Family
ID=73593183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020735012.XU Expired - Fee Related CN212071739U (en) | 2020-05-07 | 2020-05-07 | Torque wrench with adjustable torque |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212071739U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112775877A (en) * | 2020-12-24 | 2021-05-11 | 刘可夫 | Universal sleeve conversion tool |
| TWI783787B (en) * | 2021-11-19 | 2022-11-11 | 元鑠工具有限公司 | torque wrench |
-
2020
- 2020-05-07 CN CN202020735012.XU patent/CN212071739U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112775877A (en) * | 2020-12-24 | 2021-05-11 | 刘可夫 | Universal sleeve conversion tool |
| TWI783787B (en) * | 2021-11-19 | 2022-11-11 | 元鑠工具有限公司 | torque wrench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201204 Termination date: 20210507 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |