CN213004966U - Mechanical socket wrench with adjustable torque force - Google Patents

Mechanical socket wrench with adjustable torque force Download PDF

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Publication number
CN213004966U
CN213004966U CN202020887674.9U CN202020887674U CN213004966U CN 213004966 U CN213004966 U CN 213004966U CN 202020887674 U CN202020887674 U CN 202020887674U CN 213004966 U CN213004966 U CN 213004966U
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China
Prior art keywords
square
driving wheel
square hole
socket wrench
shell
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Application number
CN202020887674.9U
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Chinese (zh)
Inventor
宁永亮
蔡亚辉
刘胜利
李建军
肖国伟
李建洲
高捷
杨慧
王怡哲
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China Tobacco Henan Industrial Co Ltd
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China Tobacco Henan Industrial Co Ltd
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Priority to CN202020887674.9U priority Critical patent/CN213004966U/en
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Abstract

The utility model discloses a mechanical socket wrench with adjustable torsion, which comprises a shell and an operating part, wherein the middle part of the shell is rotatably provided with a square hole round pipe, a square rod is in clearance fit inside the square hole round pipe, the tail end of the square rod is fixedly provided with a sleeve, and one side of the bottom of the square hole round pipe is provided with a locking mechanism; a plurality of driving wheel assemblies with different diameters are arranged in the shell around the square hole circular tube, a driven gear is fixedly sleeved on the square hole circular tube, and each driving wheel assembly is meshed with the driven gear; the upper end of the driving wheel assembly extends out of the top surface of the shell, the operating piece is in plug-in fit with the upper end of the driving wheel assembly, and the operating piece is used for rotating the driving wheel assembly. The utility model discloses can change the size of torsion, solve because of the not enough problem of can't twisting the bolt of torsion.

Description

Mechanical socket wrench with adjustable torque force
Technical Field
The utility model relates to a box spanner specifically is a mechanical type box spanner of adjustable torsion, belongs to box spanner application technical field.
Background
The socket wrench is generally composed of a plurality of sockets with hexagonal holes or dodecagonal holes and a plurality of accessories such as a handle, a connecting rod and the like, and is particularly suitable for screwing bolts or nuts with very narrow or very deep sunken positions.
The existing socket wrench has a simple structure, is generally not provided with a transmission mechanism, and cannot adjust the torque force; because the arm strength of a worker is limited, the torque force of the existing wrench cannot be adjusted, and the bolt is difficult to rotate and is difficult to take down.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an adjustable torsion's mechanical type box spanner to solve the technical problem among the prior art, it can change the size of torsion, solves the problem of can't twisting the bolt because of torsion is not enough.
The utility model provides a mechanical socket wrench with adjustable torsion, which comprises a shell and an operating part, wherein the middle part of the shell is rotatably provided with a square hole round pipe, a square rod is in clearance fit inside the square hole round pipe, the tail end of the square rod is fixedly provided with a sleeve, and one side of the bottom of the square hole round pipe is provided with a locking mechanism; a plurality of driving wheel assemblies with different diameters are arranged in the shell around the square hole circular tube, a driven gear is fixedly sleeved on the square hole circular tube, and each driving wheel assembly is meshed with the driven gear; the upper end of the driving wheel assembly extends out of the top surface of the shell, the operating piece is in plug-in fit with the upper end of the driving wheel assembly, and the operating piece is used for rotating the driving wheel assembly.
In the mechanical socket wrench with adjustable torque force, preferably, the number of the driving wheel assemblies is four, each driving wheel assembly includes a rotating shaft and a driving gear, the four rotating shafts are arranged around the square-hole circular tube, the four rotating shafts are respectively fixedly sleeved with one driving gear, and the diameters of the other three driving gears decrease in sequence from the driving gear with the largest diameter along the counterclockwise direction; the upper end of the rotating shaft penetrates out of the shell, and a square hole sleeve is arranged at the upper end of the rotating shaft.
In the mechanical socket wrench with adjustable torque force, preferably, the operating element includes a connecting rod, a holding disc and a square iron block, two ends of the connecting rod are respectively fixedly connected with the holding disc and the square iron block, and the square iron block is in clearance fit with the square hole sleeve.
In the mechanical socket wrench with adjustable torque force, preferably, a magnet block is fixedly fitted inside the square hole sleeve, and the magnet block is magnetically connected with the square iron block.
In the mechanical socket wrench with adjustable torque force, preferably, the diameters of the four driving gears are smaller than the diameter of the driven gear.
In the mechanical socket wrench with adjustable torque force, preferably, a holding strip is fixedly mounted on one side of the housing.
In the mechanical socket wrench with adjustable torque force, preferably, the holding strip is of an L-shaped structure, and the surface of the holding strip is fixedly wrapped with a rubber sleeve.
In the mechanical socket wrench with torque force adjustable, preferably, the locking mechanism includes a nut seat and a bolt, the nut seat is fixedly fitted to one side of the square-hole round tube, the bolt penetrates through the nut seat, the nut seat is connected to the bolt by a screw, and a tip of the bolt abuts against a surface of the square rod.
In the mechanical socket wrench with adjustable torque force, preferably, a cover plate is fixedly installed at the bottom of the housing, and a central hole is formed in the middle of the cover plate.
Compared with the prior art, the utility model discloses compare with traditional box spanner, the main drive wheel subassembly of a plurality of different diameters has, the accessible operating parts carries out the drive of a main drive wheel subassembly, meshing transmission through main drive wheel subassembly and driven gear, thereby realize the drive of square hole pipe, sleeve and square pole rotate along with the square hole pipe, accomplish the drive, drive through the main drive wheel subassembly to different diameters, thereby it is poor to change driven diameter, carry out the increase of different degrees to artificial torsion, realize torsion adjustable, can reduce artificial intensity of labour simultaneously, high durability and convenient use, can carry out length's regulation simultaneously, adjustable telescopic position, be convenient for operate the bolt of deeper position.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the driving gear and the driven gear of the present invention;
FIG. 3 is a schematic view of the connection structure of the square hole round tube and the square rod of the present invention;
fig. 4 is the schematic diagram of the internal structure of the square hole sleeve of the present invention.
Description of reference numerals: 1. the square iron block type electric iron wrench comprises a shell, 2 parts of a square hole round tube, 3 parts of a square rod, 4 parts of a sleeve, 5 parts of a nut seat, 6 parts of a bolt, 7 parts of a rotating shaft, 8 parts of a driving gear, 9 parts of a driven gear, 10 parts of a square hole sleeve, 1001 parts of a magnet block, 11 parts of a holding strip, 12 parts of a cover plate, 13 parts of a middle hole, 14 parts of a connecting rod, 15 parts of a holding disc, 16 parts of a square iron block.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The embodiment of the utility model provides a: as shown in fig. 1-4, a mechanical socket wrench with adjustable torque force comprises a shell 1 and an operating part, wherein a square-hole round tube 2 is rotatably installed in the middle of the shell 1, a square rod 3 is in clearance fit in the square-hole round tube 2, a sleeve 4 is fixedly installed at the tail end of the square rod 3, a locking mechanism is installed at one side of the bottom of the square-hole round tube 2, and the length of the square rod 3 can be adjusted through the locking mechanism so as to be suitable for bolt disassembly at different depth positions; a plurality of driving wheel assemblies with different diameters are arranged in the shell 1 around the square hole circular tube 2, a driven gear 9 is fixedly sleeved on the square hole circular tube 2, each driving wheel assembly is meshed with the driven gear 9, and the driving wheel assemblies with different diameters are used for transmission to reduce the speed in different degrees, so that the torque is increased in different degrees; the upper end of the driving wheel component extends out of the top surface of the shell 1, the operating part is in plug-in fit with the upper end of the driving wheel component, and the operating part is used for rotating the driving wheel component.
Specifically, in the present embodiment, the number of the driving wheel assemblies is four, it should be noted that the number of the driving wheel assemblies is set according to requirements, each driving wheel assembly includes a rotating shaft 7 and a driving gear 8, the four rotating shafts 7 are disposed around the square-hole circular tube 2, and one driving gear 8 is respectively fixedly sleeved on each of the four rotating shafts 7, that is, the total number of the driving gears 8 is also four, and the diameters of the remaining three driving gears 8 in the counterclockwise direction from the driving gear 8 with the largest diameter among the four driving gears 8 are sequentially reduced, so that an operator can conveniently judge the size of the torsion corresponding to the rotating shaft 7 at each position, and in addition, the diameters of the four driving gears 8 should be smaller than the diameter of the driven gear 9, so that; the upper end of the rotating shaft 7 penetrates through the shell 1, and the end is provided with a square hole sleeve 10.
Further, the operating part comprises a connecting rod 14, a holding disc 15 and a square iron block 16, two ends of the connecting rod 14 are fixedly connected with the holding disc 15 and the square iron block 16 respectively, and the square iron block 16 is in clearance fit with the square hole sleeve 10. When the square iron block 16 is used, the square iron block 16 is inserted into the square hole sleeve 10, and then the holding disc 15 is rotated, in order to ensure the stability of the insertion connection of the square iron block 16 and the square hole sleeve 10, the magnet block 1001 can be fixedly embedded and installed in the square hole sleeve 10, and the magnet block 1001 is magnetically connected with the square iron block 16. In addition to the above-described structure, the operating element may be replaced with an electric tool such as an electric drill.
In use, in order to facilitate the control of the housing 1, a grip bar 11 is preferably fixedly mounted on one side of the housing 1. The holding strip 11 can adopt an L-shaped structure, and the surface of the holding strip 11 is fixedly wrapped with a rubber sleeve, so that the holding strip 11 can be held by one hand when in use.
Furthermore, the locking mechanism comprises a nut seat 5 and a bolt 6, the nut seat 5 is fixedly embedded and installed on one side of the square-hole round pipe 2, the bolt 6 penetrates through the nut seat 5, the nut seat 5 is in threaded connection with the bolt 6, and the tail end of the bolt 6 is abutted against the surface of the square rod 3. A cover plate 12 is fixedly arranged at the bottom of the shell 1, and a middle hole 13 is formed in the middle of the cover plate 12.
When the utility model is used, when the screw is screwed tightly, firstly, the driving gear 8 with larger diameter is rotated, the sleeve 4 is sleeved at the head of the screw, the holding strip 11 is held by one hand, the holding disc 15 is held by the other hand, the square iron block 16 is embedded into the square hole sleeve 10, the holding disc 15 is rotated, the driving gear 8 is rotated to drive the driven gear 9 to rotate, the sleeve 4 is driven, the screw is screwed, when the screw is difficult to screw, but when the screw is not screwed tightly, the driving gear 8 with small diameter can be selected to drive the screw, the diameter difference between the driving gear and the driven gear 9 is increased, and during driving, the torsion is increased;
when the screw rod is disassembled, the driving gears 8 with different diameters are selected to be driven according to the arm force of the screw rod, transmission is carried out through different diameters, and the torque force is increased in different degrees.
The structure, features and effects of the present invention have been described in detail above according to the embodiment shown in the drawings, and the above description is only the preferred embodiment of the present invention, but the present invention is not limited to the implementation scope shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to the same changes should be considered within the protection scope of the present invention when not exceeding the spirit covered by the description and drawings.

Claims (9)

1. The utility model provides an adjustable torsion's mechanical type box spanner, includes casing (1), its characterized in that: the device is characterized by further comprising an operating part, wherein a square hole round pipe (2) is rotatably arranged in the middle of the shell (1), a square rod (3) is in clearance fit with the inside of the square hole round pipe (2), a sleeve (4) is fixedly arranged at the tail end of the square rod (3), and a locking mechanism is arranged on one side of the bottom of the square hole round pipe (2);
a plurality of driving wheel assemblies with different diameters are arranged in the shell (1) around the square hole circular tube (2), a driven gear (9) is fixedly sleeved on the square hole circular tube (2), and each driving wheel assembly is meshed with the driven gear (9);
the upper end of the driving wheel assembly extends out of the top surface of the shell (1), the operating piece is in plug-in fit with the upper end of the driving wheel assembly, and the operating piece is used for rotating the driving wheel assembly.
2. The torque adjustable mechanical socket wrench as claimed in claim 1, wherein: the number of the driving wheel assemblies is four, each driving wheel assembly comprises a rotating shaft (7) and driving gears (8), the four rotating shafts (7) are arranged around the square hole circular tube (2), one driving gear (8) is fixedly sleeved on each rotating shaft (7), and the diameters of the other three driving gears (8) are sequentially reduced from the driving gear (8) with the largest diameter along the anticlockwise direction; the upper end of the rotating shaft (7) penetrates out of the shell (1), and a square hole sleeve (10) is arranged at the upper end.
3. The torque adjustable mechanical socket wrench as claimed in claim 2, wherein: the operating piece comprises a connecting rod (14), a holding disc (15) and a square iron block (16), two ends of the connecting rod (14) are fixedly connected with the holding disc (15) and the square iron block (16) respectively, and the square iron block (16) is in clearance fit with the square hole sleeve (10).
4. The torque adjustable mechanical socket wrench as claimed in claim 3, wherein: the magnet block (1001) is fixedly embedded in the square hole sleeve (10), and the magnet block (1001) is magnetically connected with the square iron block (16).
5. The torque adjustable mechanical socket wrench as claimed in claim 2, wherein: the diameters of the four driving gears (8) are smaller than the diameter of the driven gear (9).
6. The torque adjustable mechanical socket wrench as claimed in claim 1, wherein: one side of the shell (1) is fixedly provided with a holding strip (11).
7. The torque adjustable mechanical socket wrench of claim 6, wherein: the holding strip (11) is of an L-shaped structure, and rubber sleeves are fixedly wrapped on the surface of the holding strip (11).
8. The torque adjustable mechanical socket wrench as claimed in claim 1, wherein: the locking mechanism comprises a nut seat (5) and a bolt (6), the nut seat (5) is fixedly embedded and installed on one side of the square-hole circular tube (2), the bolt (6) penetrates through the nut seat (5), the nut seat (5) is in threaded connection with the bolt (6), and the tail end of the bolt (6) is abutted to the surface of the square rod (3).
9. The torque adjustable mechanical socket wrench as claimed in claim 1, wherein: the bottom of the shell (1) is fixedly provided with a cover plate (12), and the middle part of the cover plate (12) is provided with a middle hole (13).
CN202020887674.9U 2020-05-22 2020-05-22 Mechanical socket wrench with adjustable torque force Active CN213004966U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020887674.9U CN213004966U (en) 2020-05-22 2020-05-22 Mechanical socket wrench with adjustable torque force

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020887674.9U CN213004966U (en) 2020-05-22 2020-05-22 Mechanical socket wrench with adjustable torque force

Publications (1)

Publication Number Publication Date
CN213004966U true CN213004966U (en) 2021-04-20

Family

ID=75488893

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020887674.9U Active CN213004966U (en) 2020-05-22 2020-05-22 Mechanical socket wrench with adjustable torque force

Country Status (1)

Country Link
CN (1) CN213004966U (en)

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