CN215617729U - Open electric wrench - Google Patents
Open electric wrench Download PDFInfo
- Publication number
- CN215617729U CN215617729U CN202121268356.5U CN202121268356U CN215617729U CN 215617729 U CN215617729 U CN 215617729U CN 202121268356 U CN202121268356 U CN 202121268356U CN 215617729 U CN215617729 U CN 215617729U
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- gear
- opening
- wrench
- transmission
- bevel gear
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Abstract
The utility model relates to an electric open spanner, which comprises a transmission assembly, a spanner body and a spanner top cover, wherein the transmission assembly converts the torque output direction of a motor 2 times through a bevel gear, converts the rotation of a longitudinal shaft of the bevel gear of the motor into the rotation of a transverse shaft of a double bevel gear, converts the rotation of the longitudinal shaft of the bevel gear of the motor into the rotation of a vertical shaft of a first-stage transmission gear and a vertical shaft of a second-stage transmission gear by the transmission bevel gear, and finally drives an open gear to rotate, and the open gear drives a bolt (nut) to rotate, so that the installation or the disassembly of the transverse opening position of the bolt (nut) is realized.
Description
Technical Field
The utility model belongs to the field of universal tools, and particularly relates to an open electric wrench.
Background
Almost all industries such as machinery, manufacturing, building and the like relate to a nut (bolt) fixing installation mode, in the traditional nut (bolt) installation and removal work, an electric wrench which rotates coaxially with a nut (bolt) is often used, but if a screw is too long to support against the bottom of a sleeve of the electric wrench, the nut cannot be embedded into the sleeve of the electric wrench; or both sides of the screw rod are closed, the nut in the middle cannot be embedded into the sleeve of the electric wrench, and the traditional electric wrench cannot detach the nut (bolt) under the condition that only the traditional manual open-end wrench can be used.
Therefore, the open electric wrench is designed, can be perpendicular to the axis of the nut (bolt), and can be quickly disassembled and assembled from the transverse side edge, so that the open electric wrench is not limited by the installation position of the nut (bolt), and has practical significance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defect of inconvenient use caused by the condition that the screw is arranged coaxially with the bolt in the conventional electric wrench and is too long, and provides an open electric wrench.
The utility model adopts the following technical scheme:
an open electric wrench, its key lies in: the wrench comprises a transmission assembly, a wrench body and a wrench top cover, wherein the transmission assembly matched with an opening of the wrench body is arranged in the wrench body, and the wrench top cover seals the transmission assembly in the wrench body;
the transmission assembly comprises an opening gear, two primary transmission gears, two secondary transmission gears, two transmission bevel gears, two double bevel gears, a motor bevel gear and an output motor;
the motor bevel gear is arranged at the outer end of an output rod of the output motor, the double bevel gears meshed with the motor bevel gear are respectively arranged on two sides of the motor bevel gear, the two double bevel gears are respectively meshed with the transmission bevel gear, one end of each double bevel gear is meshed with the motor bevel gear, the other end of each double bevel gear coaxially rotates with the transmission bevel gear and is meshed with the transmission bevel gear, the transmission bevel gear is meshed with the secondary transmission gear, the secondary transmission gear is meshed with the primary transmission gear, and the primary transmission gear is meshed with the opening gear;
the opening gear is arc-shaped, the opening gear is matched with the opening of the hand body, a hexagonal opening is arranged on the concave wall on the inner side of the opening gear, an annular guide groove is formed in the inner ring of the opening gear, and the circle center of the opening gear, the geometric center of the hexagonal opening in the opening gear and the circle center of the annular guide groove are overlapped.
The effect of this scheme is: the output direction of the motor torque is converted by the bevel gear for 2 times, the longitudinal shaft rotation of the motor bevel gear is converted into the transverse shaft rotation of the double bevel gears, the transmission bevel gear is converted into the vertical shaft rotation of the first-stage transmission gear and the second-stage transmission gear, the opening gear is finally driven to rotate, the opening gear drives the bolt (nut) to rotate, the installation or the disassembly of the transverse opening position of the bolt (nut) is realized, and the device is suitable for various installation environments.
Preferably, the wrench body comprises a wrench head and a handle, a gear track is arranged at an opening of the wrench head, the opening gear is slidably mounted on the gear track, an operation control area is arranged on the surface of the handle, and a control circuit area and a battery pack are embedded in the handle; the operation control area is used for controlling opening and closing, forward and reverse rotation or wrench charging; the control circuit area controls the rotating speed and the rotating direction of the motor and the overcurrent protection of the motor through the chip circuit; the battery pack is used for supplying energy to the system. The effect of this scheme is: the output motor is controlled to rotate positively and negatively, so that the bolts (nuts) can be disassembled and assembled, and the bolts can be assembled and disassembled electrically through electric control, so that the electric bolt assembling and disassembling device is convenient.
Preferably, the wrench top cover is also provided with an opening corresponding to the opening gear. The effect of this scheme is: it is convenient to change the opening gear of different sizes so as to be suitable for bolts of different sizes.
Has the advantages that: according to the electric open spanner, the torque output direction of the motor is converted for 2 times through the bevel gear, the longitudinal shaft rotation of the bevel gear of the motor is converted into the transverse shaft rotation of the double bevel gears, the transmission bevel gear is converted into the vertical shaft rotation of the first-stage transmission gear and the two-stage transmission gear, the open gear is finally driven to rotate, the open gear drives the bolt (nut) to rotate, the installation or the disassembly of the transverse opening position of the bolt (nut) is realized, the electric open spanner is suitable for various installation environments, the electric control is fast and convenient, and the open gears with different sizes can be replaced to be suitable for bolts with different sizes.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the split structure of the present invention;
FIG. 3 is a schematic structural diagram of the transmission assembly 1;
FIG. 4 is a schematic structural view of the wrench body 2;
FIG. 5 is a schematic view of the wide-mouth shedding gear 4 rotating on the gear track 11;
FIG. 6 is a schematic view of the rotation of the slit gear 4 on the gear track 11;
FIG. 7 is a depiction of an application scenario of the present invention;
fig. 8 is a transmission principle diagram of the transmission assembly 1.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings:
example (b): as shown in fig. 1-8, an open electric wrench comprises a transmission assembly 1, a wrench body 2 and a wrench top cover 3, wherein the transmission assembly 1 adapted to the opening is arranged in the wrench body 2, and the wrench top cover 3 seals the transmission assembly 1 in the wrench body 2; the transmission assembly 1 comprises an opening gear 4, two primary transmission gears 5, two secondary transmission gears 6, two transmission bevel gears 7, two double bevel gears 8, a motor bevel gear 9 and an output motor 10; a motor bevel gear 9 is arranged at the outer end of an output rod of an output motor 10, two sides of the motor bevel gear 9 are respectively provided with a double bevel gear 8 meshed with the motor bevel gear, the two double bevel gears 8 are respectively meshed with a transmission bevel gear 7, one end of each double bevel gear 8 is meshed with the motor bevel gear 9, the other end of each double bevel gear 8 coaxially rotates with the transmission bevel gear 7 and is meshed with the transmission bevel gear, the transmission bevel gear 7 is meshed with a secondary transmission gear 6, the secondary transmission gear 6 is meshed with a primary transmission gear 5, and the primary transmission gear 5 is meshed with an opening gear 4; the opening gear 4 is arc-shaped, the opening gear 4 is matched with the opening of the hand body 2, a hexagonal opening is arranged on the concave wall of the inner side of the opening gear 4, an annular guide groove is arranged on the inner ring of the opening gear 4, the circle center of the opening gear 4, the geometric center of the hexagonal opening in the opening gear and the circle center of the annular guide groove coincide.
The wrench body 2 comprises a wrench head 12 and a handle 14, a gear rail 11 is arranged at the opening position of the wrench head 12, an opening gear 4 is slidably mounted on the gear rail 11, an operation control area 13 is arranged on the surface of the handle 14, and a control circuit area 15 and a battery pack 16 are embedded in the handle 14; the operation control area 13 is used for controlling opening and closing, forward and reverse rotation or wrench charging; the control circuit area 15 controls the rotating speed and the rotating direction of the motor and the overcurrent protection of the motor through a chip circuit; the battery pack 16 is used for system power. The wrench top cover 3 is also provided with an opening corresponding to the opening gear 4, so that the whole electric wrench is convenient to assemble, and meanwhile, the opening gears 4 with different calibers are convenient to replace.
Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (3)
1. An open electric wrench, which is characterized in that: the wrench comprises a transmission assembly (1), a wrench body (2) and a wrench top cover (3), wherein the transmission assembly (1) adapting to an opening of the wrench body (2) is arranged in the wrench body (2), and the wrench top cover (3) seals the transmission assembly (1) in the wrench body (2);
the transmission assembly (1) comprises an opening gear (4), two primary transmission gears (5), two secondary transmission gears (6), two transmission bevel gears (7), two double bevel gears (8), a motor bevel gear (9) and an output motor (10);
the motor bevel gear (9) is arranged at the outer end of an output rod of the output motor (10), the double bevel gears (8) meshed with the motor bevel gear (9) are respectively arranged on two sides of the motor bevel gear (9), the two double bevel gears (8) are respectively meshed with the transmission bevel gear (7), one end of each double bevel gear (8) is meshed with the motor bevel gear (9), the other end of each double bevel gear is coaxially rotated with the transmission bevel gear (7) and is meshed with the transmission bevel gear, the transmission bevel gear (7) is meshed with the secondary transmission gear (6), the secondary transmission gear (6) is meshed with the primary transmission gear (5), and the primary transmission gear (5) is meshed with the opening gear (4);
the opening gear (4) is arc-shaped, the opening gear (4) is matched with the opening of the hand body (2), a hexagonal opening is formed in the concave wall of the inner side of the opening gear, an annular guide groove is formed in the inner ring of the opening gear (4), the circle center of the opening gear (4), the geometric center of the hexagonal opening of the opening gear and the circle center of the annular guide groove are overlapped.
2. An open-ended electric wrench as claimed in claim 1, wherein: the wrench body (2) comprises a wrench head (12) and a handle (14), a gear track (11) is arranged at an opening position of the wrench head (12), the opening gear (4) is slidably mounted on the gear track (11), an operation control area (13) is arranged on the surface of the handle (14), and a control circuit area (15) and a battery pack (16) are embedded in the handle (14);
the operation control area (13) is used for controlling opening and closing, forward and reverse rotation or wrench charging; the control circuit area (15) controls the rotating speed and the rotating direction of the motor and the overcurrent protection of the motor through a chip circuit; the battery pack (16) is used for system energy supply.
3. An open-ended electric wrench as claimed in claim 1, wherein: the wrench top cover (3) is also provided with an opening corresponding to the opening gear (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121268356.5U CN215617729U (en) | 2021-06-08 | 2021-06-08 | Open electric wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121268356.5U CN215617729U (en) | 2021-06-08 | 2021-06-08 | Open electric wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215617729U true CN215617729U (en) | 2022-01-25 |
Family
ID=79941981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121268356.5U Active CN215617729U (en) | 2021-06-08 | 2021-06-08 | Open electric wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215617729U (en) |
-
2021
- 2021-06-08 CN CN202121268356.5U patent/CN215617729U/en active Active
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