CN213197311U - Torque wrench convenient to carry - Google Patents
Torque wrench convenient to carry Download PDFInfo
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- CN213197311U CN213197311U CN202022096736.7U CN202022096736U CN213197311U CN 213197311 U CN213197311 U CN 213197311U CN 202022096736 U CN202022096736 U CN 202022096736U CN 213197311 U CN213197311 U CN 213197311U
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- wrench
- arm
- spanner
- head
- connecting piece
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Abstract
The application relates to a portable torque wrench, which comprises a wrench head, a first wrench arm detachably connected to the wrench head, and a wrench arm group detachably connected to one side of the first wrench arm, which is far away from the wrench head, wherein a first connecting piece for facilitating the detachment and installation of the first wrench arm and the wrench head is arranged between the first wrench arm and the wrench head; the spanner arm group includes a plurality of second spanner arms, and is a plurality of be provided with between the second spanner arm and be used for making things convenient for two adjacent second spanner arms to dismantle the second connecting piece with the installation, one of them also be provided with between second spanner arm and the first spanner arm and be used for making things convenient for both to dismantle the second connecting piece with the installation. It has made things convenient for the staff to carry torque wrench.
Description
Technical Field
The application relates to the field of wrenches, in particular to a torque wrench convenient to carry.
Background
The torque wrench is easy to manufacture, low in manufacturing cost, simple to use and convenient to operate, and is an indispensable tool in the industrial manufacturing industry.
At present, torque wrench includes spanner head and wrench arm, and the staff can install the work piece through rotating the wrench arm on work pieces such as nut, bolt head with spanner head joint when using, but the wrench arm is longer, and the staff is very inconvenient when carrying.
In view of the above-mentioned related art, the inventor believes that there is a drawback in that the torque wrench is not easily portable.
SUMMERY OF THE UTILITY MODEL
In order to conveniently carry the torque wrench, the application provides a torque wrench that conveniently carries.
The application provides a torque wrench who conveniently carries adopts following technical scheme:
a torque wrench convenient to carry comprises a wrench head, a first wrench arm detachably connected to the wrench head, and a wrench arm group detachably connected to one side, away from the wrench head, of the first wrench arm, wherein a first connecting piece for facilitating detachment and installation of the first wrench arm and the wrench head is arranged between the first wrench arm and the wrench head;
the spanner arm group includes a plurality of second spanner arms, and is a plurality of be provided with between the second spanner arm and be used for making things convenient for two adjacent second spanner arms to dismantle the second connecting piece with the installation, one of them also be provided with between second spanner arm and the first spanner arm and be used for making things convenient for both to dismantle the second connecting piece with the installation.
By adopting the technical scheme, when a worker needs to use the torque wrench, the wrench head is connected with the first wrench arm through the first connecting piece, one of the second wrench arms is connected with the first wrench arm through the second connecting piece, then the plurality of second wrench arms are sequentially installed end to end, and after the torque wrench is installed, a workpiece can be installed; after the torque wrench is used by a worker, the connection state of the first connecting piece and the second connecting piece is respectively released, and the first wrench arm and the plurality of second wrench arms are sequentially disassembled; the longer wrench arm to torque wrench carries out the split, has made things convenient for the staff to carry torque wrench.
Optionally, the first connecting piece includes a screw rod arranged between the wrench head and the first wrench arm, the screw rod is fixedly connected with the first wrench arm, a threaded hole matched with the screw rod is formed in the wrench head, and the screw rod is in threaded connection with the threaded hole.
Through adopting above-mentioned technical scheme, when the staff need be connected wrench head and first spanner arm, with screw rod threaded connection in the threaded hole can, threaded connection construction is simple, convenient to detach and installation, and tired, low in manufacturing cost, joint strength height just.
Optionally, a transition boss is arranged between the screw rod and the first wrench arm, a butt joint hole matched with the transition boss is formed in the wrench head, and the side wall of the transition boss is in butt joint with the inner side wall of the butt joint hole.
Through adopting above-mentioned technical scheme, the transition boss has increased the connection area between screw rod and the spanner head, has reduced stress concentration, has improved the stability of being connected between screw rod and the first spanner arm.
Optionally, the screw, the transition boss and the first wrench arm are integrally formed.
Through adopting above-mentioned technical scheme, integrated into one piece sets up firm in connection, intensity is high, stable in use.
Optionally, the second connecting piece includes the integral key shaft that sets firmly in second spanner arm one end, the spline groove with spline shaft looks adaptation is seted up to the one end that second spanner arm kept away from the integral key shaft, also set up the spline groove with spline shaft looks adaptation on the first spanner arm, the integral key shaft can peg graft in the spline groove.
By adopting the technical scheme, when a worker installs the second wrench arms, firstly, the spline shaft on one of the second wrench arms is inserted into the spline groove on the first wrench arm, and then the second wrench arms are sequentially connected end to end through the spline shaft; spline connection has made things convenient for the staff installation and has dismantled the moment of torsion handle, and the second spanner arm can drive first spanner arm again simultaneously and rotate, and spline intensity is high, firm in connection.
Optionally, one end of the spline shaft, which is far away from the second wrench arm, is provided with a chamfer.
Through adopting above-mentioned technical scheme, the chamfer plays the effect of direction and location for the integral key shaft inserts in the spline groove, makes things convenient for the staff to insert the integral key shaft in the spline groove.
Optionally, a clamping assembly used for fixing the first wrench arm and the second wrench arms is arranged between the spline shaft and the spline groove.
Through adopting above-mentioned technical scheme, the joint subassembly can be fixed one of them second spanner arm on first spanner arm to respectively with a plurality of second spanner arms end to end fixed in proper order, when making torque wrench's spanner head down, the integral key shaft can not break away from the spline inslot, thereby stability and convenience when having improved torque wrench and using.
Optionally, the clamping assembly comprises a first magnet fixedly arranged on the spline shaft, a second magnet is fixedly arranged in the spline groove, and the first magnet and the second magnet are mutually adsorbed.
By adopting the technical scheme, after the spline shaft is inserted into the spline groove by a worker, the first magnet fixedly arranged on the spline shaft and the second magnet in the spline groove are mutually adsorbed, so that the spline shaft is clamped in the spline groove; the magnet has simple structure and low cost.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the longer wrench arm of the torque wrench can be disassembled, and the first wrench arm and the second wrench arm after the disassembly are small in size, so that the torque wrench is convenient for workers to carry;
2. the spline connection facilitates the installation and the disassembly of the torque handle by workers, meanwhile, the second wrench arm can drive the first wrench arm to rotate, and the spline is high in strength and firm in connection;
3. through first magnet and second magnet mutual adsorption, when making torque wrench's spanner head down, the integral key shaft can not break away from the spline inslot to stability and convenience when having improved torque wrench and using, and magnet simple structure, with low costs.
Drawings
FIG. 1 is a schematic diagram of a torque wrench according to an embodiment of the present application;
FIG. 2 is a sectional view showing A-A in FIG. 1;
fig. 3 is an exploded view showing a torque wrench.
Description of reference numerals: 1. a wrench head; 11. a threaded hole; 12. abutting against the hole; 2. a first wrench arm; 3. a first connecting member; 31. a screw; 32. a transition boss; 4. a second wrench arm; 5. a second connecting member; 51. a spline shaft; 52. chamfering; 6. a clamping assembly; 61. a first magnet; 62. a second magnet.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses torque wrench who conveniently carries. Referring to fig. 1 and 2, the torque wrench comprises a wrench head 1, a first wrench arm 2 is arranged on the wrench head 1, the first wrench arm 2 is arranged in a cylindrical shape, a first connecting piece 3 is arranged between the first wrench arm 2 and the wrench head 1, and the first connecting piece 3 is used for facilitating the disassembly and assembly of the first wrench arm 2 and the wrench head 1; first spanner arm 2 keeps away from 1 one side of spanner head and can dismantle and be connected with spanner arm group, spanner arm group includes a plurality of second spanner arms 4, and second spanner arm 4 also is the cylinder setting, is provided with second connecting piece 5 between one of them second spanner arm 4 and the first spanner arm 2, also is provided with second connecting piece 5 between a plurality of second spanner arms 4 respectively, and second connecting piece 5 is used for installing first spanner arm 2 and a plurality of second spanner arm 4 end to end in proper order.
When a worker needs to use the torque wrench, the first wrench arm 2 is connected with the wrench head 1 through the first connecting piece 3, one second wrench arm 4 is connected with the first wrench arm 2 through the second connecting piece 5, then the plurality of second wrench arms 4 are sequentially connected end to complete the installation of the torque wrench, and the worker can use the torque wrench; the staff uses torque wrench to finish the back, dismantles first wrench arm 2 and wrench head 1 to in proper order respectively with first wrench arm 2 and a plurality of second wrench arm 4 dismantle can.
Referring to fig. 2 and 3, first connecting piece 3 is including setting up screw rod 31 between wrench head 1 and first wrench arm 2, transition boss 32 has set firmly between screw rod 31 and the first wrench arm 2, transition boss 32 is used for improving the stability of being connected between screw rod 31 and the first wrench arm 2, set up the screw hole 11 with screw rod 31 looks adaptation on the wrench head 1, screw rod 31 threaded connection is in screw hole 11, still set up the butt hole 12 with transition boss 32 looks adaptation on the wrench head 1, the lateral wall of transition boss 32 and the inside wall looks butt of butt hole 12, screw rod 31, transition boss 32, integrated into one piece sets up between the 2 three of first wrench arm.
When the staff is connected wrench head 1 and first wrench arm 2, with screw rod 31 threaded connection in screw hole 11 to make the lateral wall of transition boss 32 and the inside wall looks butt of butt hole 12 after can, threaded connection construction is simple, convenient to detach and installation.
Referring to fig. 2 and 3, the second connecting member 5 includes spline shafts 51 respectively fixedly arranged at one ends of the second wrench arms 4, a spline groove matched with the spline shaft 51 is formed at one end of the first wrench arm 2 away from the screw 31, a spline groove matched with the spline shaft 51 is also formed at one end of the second wrench arm 4 away from the spline shaft 51, the spline shaft 51 can be inserted into the spline groove, a chamfer 52 is formed at one end of the spline shaft 51 away from the second wrench arm 4, and the chamfer 52 plays a role in guiding and positioning when the spline shaft 51 is inserted into the spline groove.
Referring to fig. 2 and 3, be provided with joint subassembly 6 between integral key shaft 51 and the spline groove, joint subassembly 6 is used for fixing first spanner arm 2 and a plurality of second spanner arm 4, and joint subassembly 6 is including setting firmly first magnet 61 on integral key shaft 51, and first magnet 61 is the circular slab setting, and the spline inslot has set firmly second magnet 62, and first magnet 61 also is the circular slab setting, and first magnet 61 adsorbs each other with second magnet 62.
After the wrench head 1 and the first wrench arm 2 are installed by a worker, when the second wrench arm 4 needs to be installed, firstly, the spline shaft 51 on one of the second wrench arms 4 is inserted into the spline groove on the first wrench arm 2, then the first magnet 61 fixed on the spline shaft 51 and the second magnet 62 in the spline groove are mutually adsorbed, then, the plurality of second wrench arms 4 are sequentially connected end to end through the spline shaft 51, and after being fixed through the clamping component 6, the second wrench arm 4 can drive the first wrench arm 2 to rotate;
the implementation principle of the torque wrench convenient to carry in the embodiment of the application is as follows: when a worker needs to use the torque wrench, the wrench head 1 is connected with the first wrench arm 2 through the screw 31, then the spline shaft 51 on one of the second wrench arms 4 is disassembled into the spline groove on the first wrench arm 2, the first magnet 61 and the second magnet 62 are mutually adsorbed and fixed, then the plurality of second wrench arms 4 are sequentially installed end to end, and after the torque wrench is installed, the worker can use the torque wrench; after the torque wrench is used, the worker sequentially detaches the first wrench arm 2 and the plurality of second wrench arms 4; the longer arm of torque wrench can carry on carrying after the split, has made things convenient for the staff to carry torque wrench.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a torque wrench who conveniently carries which characterized in that: the wrench comprises a wrench head (1), a first wrench arm (2) detachably connected to the wrench head (1), and a wrench arm group detachably connected to one side, away from the wrench head (1), of the first wrench arm (2), wherein a first connecting piece (3) for facilitating the detachment and installation of the first wrench arm (2) and the wrench head (1) is arranged between the first wrench arm (2) and the wrench head (1);
spanner arm group includes a plurality of second spanner arms (4), and is a plurality of be provided with between second spanner arm (4) and be used for making things convenient for second connecting piece (5) that two adjacent second spanner arms (4) dismantled and install, one of them also be provided with between second spanner arm (4) and first spanner arm (2) and be used for making things convenient for second connecting piece (5) that both dismantled and install.
2. A portable torque wrench as claimed in claim 1, wherein: first connecting piece (3) are including setting up screw rod (31) between wrench head (1) and first wrench arm (2), screw rod (31) and first wrench arm (2) fixed connection, set up screw hole (11) with screw rod (31) looks adaptation on wrench head (1), screw rod (31) threaded connection is in screw hole (11).
3. A portable torque wrench as claimed in claim 2, wherein: be provided with transition boss (32) between screw rod (31) and first spanner arm (2), set up butt hole (12) with transition boss (32) looks adaptation on spanner head (1), the lateral wall of transition boss (32) and the inside wall looks butt of butt hole (12).
4. A portable torque wrench as claimed in claim 3, wherein: the screw rod (31), the transition boss (32) and the first wrench arm (2) are integrally formed.
5. A portable torque wrench as claimed in claim 1, wherein: the second connecting piece (5) comprises a spline shaft (51) fixedly arranged at one end of the second wrench arm (4), a spline groove matched with the spline shaft (51) is formed in one end, away from the spline shaft (51), of the second wrench arm (4), a spline groove matched with the spline shaft (51) is also formed in the first wrench arm (2), and the spline shaft (51) can be inserted into the spline groove.
6. A portable torque wrench as claimed in claim 5, wherein: and one end of the spline shaft (51) far away from the second wrench arm (4) is provided with a chamfer (52).
7. A portable torque wrench as claimed in claim 5, wherein: a clamping assembly (6) used for fixing the first wrench arm (2) and the second wrench arms (4) is arranged between the spline shaft (51) and the spline groove.
8. A portable torque wrench as claimed in claim 7, wherein: the clamping assembly (6) comprises a first magnet (61) fixedly arranged on the spline shaft (51), a second magnet (62) is fixedly arranged in the spline groove, and the first magnet (61) and the second magnet (62) are mutually adsorbed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022096736.7U CN213197311U (en) | 2020-09-22 | 2020-09-22 | Torque wrench convenient to carry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022096736.7U CN213197311U (en) | 2020-09-22 | 2020-09-22 | Torque wrench convenient to carry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213197311U true CN213197311U (en) | 2021-05-14 |
Family
ID=75822226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022096736.7U Active CN213197311U (en) | 2020-09-22 | 2020-09-22 | Torque wrench convenient to carry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213197311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113400229A (en) * | 2021-06-21 | 2021-09-17 | 北京无线电测量研究所 | Narrow and small space mounting nut instrument |
-
2020
- 2020-09-22 CN CN202022096736.7U patent/CN213197311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113400229A (en) * | 2021-06-21 | 2021-09-17 | 北京无线电测量研究所 | Narrow and small space mounting nut instrument |
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