CN112621636A - Electric power wrench - Google Patents
Electric power wrench Download PDFInfo
- Publication number
- CN112621636A CN112621636A CN202011612887.1A CN202011612887A CN112621636A CN 112621636 A CN112621636 A CN 112621636A CN 202011612887 A CN202011612887 A CN 202011612887A CN 112621636 A CN112621636 A CN 112621636A
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- China
- Prior art keywords
- bolt
- wrench
- screwdriver
- electric
- motor
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses an electric wrench which comprises a wrench body, wherein an insulating sleeve is sleeved on the outer wall of the wrench body, a bolt storage assembly is arranged at one end of the wrench body and consists of a storage box, threads and a threaded cover, a telescopic assembly is arranged at one end of the wrench body and consists of a control button, a sleeve, an electric telescopic device and a connecting plate, a bolt disassembling assembly is arranged at one end of the telescopic assembly and consists of a power box, a battery, a motor box, a motor, a rotating shaft, a clamping block, a clamping ring, a lantern ring, a bolt bayonet, a connecting block and a bolt connecting hole, and a bolt disassembling assembly is arranged inside the bolt disassembling assembly. This electric power spanner possesses conveniently carries, scalable, conveniently switches and dismantles multiple incessant specification bolt, screwdriver and bolt dismantlement wrench an organic whole setting, advantage such as facilitate the use, has solved and has carried inconvenience, can not stretch out and draw back, change and dismantle the inconvenient problem of many specifications bolt, screw and bolt switch awkward.
Description
Technical Field
The invention relates to the technical field of power equipment maintenance equipment, in particular to an electric wrench.
Background
In the operation of an electric power system, equipment clamp screws are loosened due to construction technology, equipment resonance and other reasons to cause faults such as contact overheating and mechanical burning loss, the timely screwing of the loosened bolts is very important work in power maintenance for the maintenance of the electric power equipment, and when the existing tools are used for maintenance, the electric power equipment is required to be maintained only by stopping power supply for preventing the occurrence of the situations such as electric leakage injury to people.
During maintenance, screwdrivers and bolts of various specifications are needed to disassemble the wrench, the conventional mode is mostly independent wrenches and screwdrivers of various specifications, and the wrench is quite inconvenient to carry; when bolts with other specifications need to be disassembled, the replacement is inconvenient; the screwdriver and the bolt disassembling wrench are arranged independently, so that the use is inconvenient.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the electric wrench which has the advantages of convenience in carrying, extension, convenience in switching and dismounting various bolts with nonstop specifications, integrated arrangement of a screwdriver and a bolt dismounting wrench, convenience in use and the like, and solves the problems of inconvenience in carrying, inextensibility, inconvenience in replacing and dismounting bolts with multiple specifications, inconvenience in switching and using screws and bolts and the like.
In order to realize the purposes of convenient carrying, extension, convenient switching and disassembly of various bolts with nonstop specifications, a screwdriver and a bolt disassembly wrench which are integrally arranged and convenient to use, the invention provides the following technical scheme: the utility model provides an electric power wrench, includes the wrench main part, wrench main part outer wall cover is equipped with insulating cover, wrench main part one end is provided with bolt storage assembly, bolt storage assembly comprises storage box, screw thread, screw cap, wrench main part one end is provided with flexible subassembly, flexible subassembly comprises control button, sleeve, electric telescopic device, connecting plate, flexible subassembly one end is provided with bolt disassembly component, bolt disassembly component comprises headstock, battery, motor case, motor, rotation axis, fixture block, snap ring, the lantern ring, bolt bayonet socket, links up the piece, bolt linking hole, the inside screw disassembly component that is provided with of bolt disassembly component, screw disassembly component comprises screwdriver draw-in groove, screwdriver fixture block, screwdriver.
Preferably, the outer surface of the wrench body is fixedly sleeved with an insulating sleeve, and the insulating sleeve is made of rubber.
Preferably, store the box and set up in wrench body bottom, store box inner wall and bolt bayonet socket surface phase-match, screw thread surface and screw thread lid internal surface phase-match, the screw thread lid passes through the screw thread and stores box fixed connection.
Preferably, the bottom end of a sleeve is welded at one end, far away from the threaded cover, of the wrench body, and the sleeve is connected with the connecting plate in a sliding mode.
Preferably, electric telescopic device bottom fixed mounting is in the bottom of sleeve inner wall, electric telescopic device output and connecting plate welding, the connecting plate passes through electric telescopic device and sleeve swing joint, electric telescopic device and control button electric connection, electric telescopic device and battery electric connection.
Preferably, the headstock is welded with the connecting plate, the inside fixed mounting of headstock has the battery, headstock top fixed mounting has the motor case, the inside fixed mounting of motor case has the motor, motor and battery electric connection, motor and control button electric connection.
Preferably, rotation axis one end and motor output weld, the rotation axis other end and fixture block weld the fixture block is fixed to be inlayed inside the snap ring, the snap ring is through setting up fixture block and the motor swivelling joint in rotation axis one end.
Preferably, the lantern ring is internally provided with a hole matched with the snap ring, the snap ring is rotatably connected with the lantern ring, the bottom of the lantern ring is fixedly connected with the motor box through a connecting piece, the bolt bayonet is clamped with the snap ring through a joint block, and the bolt bayonet is internally provided with a bolt joint hole matched with the bolt.
Preferably, the screwdriver clamping groove is formed in the center of the bolt joint hole, the inner surface of the screwdriver clamping groove is matched with the outer surface of the screwdriver clamping block, the screwdriver is welded with the screwdriver clamping block, and the screwdriver is clamped with the clamping ring through the screwdriver clamping block arranged in the screwdriver clamping groove.
Compared with the prior art, the invention provides an electric wrench, which has the following beneficial effects:
1. this electric power spanner sets up in wrench body bottom through storing the box, stores box inner wall and bolt bayonet socket surface phase-match, screw thread surface and screw thread lid internal surface phase-match, and the screw thread lid passes through the screw thread and stores box fixed connection, will dismantle required bolt bayonet socket and place in storing the box, conveniently carries.
2. This electric power spanner, through the bottom of electric telescopic device bottom fixed mounting at the sleeve inner wall, electric telescopic device output and connecting plate welding, the connecting plate passes through electric telescopic device and sleeve swing joint, electric telescopic device and control button electric connection, electric telescopic device and battery electric connection, through the battery, the flexible bolt that can realize electric telescopic device output direction of the flexible bolt disassembly assembly of power supply control button control electric telescopic device, the flexible of screw disassembly assembly, the convenient equipment to locating far away is dismantled.
3. The electric power wrench is welded with a connecting plate through a power box, a battery is fixedly arranged in the power box, a motor box is fixedly arranged at the top of the power box, a motor is fixedly arranged in the motor box and is electrically connected with the battery, the motor is electrically connected with a control button, one end of a rotating shaft is welded with the output end of the motor, the other end of the rotating shaft is fixedly embedded in a clamping ring through a welding clamping block of the clamping block, the clamping ring is rotatably connected with the motor through the clamping block arranged at one end of the rotating shaft, a hole matched with the clamping ring is formed in the clamping ring, the clamping ring is rotatably connected with a sleeve ring, the bottom of the sleeve ring is fixedly connected with the motor box through a connecting piece, a bolt bayonet is clamped with the clamping ring through a clamping block, a bolt clamping hole matched with a bolt is formed in the bolt bayonet, an, when the bolt is used, the motor is controlled to be electrified through the control button to rotate to drive the bolt bayonet to rotate so as to realize tightness of the bolt, and the bolt bayonet is connected with the bolt to be detached.
4. This electric power spanner offers in bolt joining hole center department through the screwdriver draw-in groove, screwdriver draw-in groove internal surface and screwdriver fixture block surface phase-match, screwdriver and screwdriver fixture block welding, the screwdriver passes through the screwdriver fixture block and the snap ring joint that set up inside the screwdriver draw-in groove, the screwdriver passes through screwdriver fixture block and draw-in groove joint, and the draw-in groove is offered in snap ring center department, and the restart motor can carry out the dismouting to the screw, and screwdriver and bolt removal wrench an organic whole set up facilitates the use.
Drawings
FIG. 1 is a schematic view of the present invention in elevation cut-away configuration;
FIG. 2 is a side schematic view of a structural bolt disassembly assembly of the present invention;
FIG. 3 is a top view of the structural bolt disassembly assembly of the present invention;
FIG. 4 is a side schematic view of a structural screw removal assembly of the present invention;
fig. 5 is a top view of the screwdriver clamping block of the present invention.
In the figure: 1. a wrench body; 2. an insulating sleeve; 3. a storage box; 4. a threaded end; 5. a threaded cap; 6. a control button; 7. a sleeve; 8. an electric telescopic device; 9. a connecting plate; 10. a power box; 11. a battery; 12. a motor case; 13. a motor; 14. a rotating shaft; 15. a clamping block; 16. a snap ring; 17. a collar; 18. a bolt bayonet; 19. a joining block; 20. a bolt engagement hole; 21. a screwdriver clamping groove; 22. a screwdriver clamping block; 23. a screwdriver; 24. an adaptor.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-5, an electric wrench comprises a wrench body 1, wherein an insulating sleeve 2 is sleeved on the outer wall of the wrench body 1, a bolt storage assembly is arranged at one end of the wrench body 1 and consists of a storage box 3, threads 4 and a thread cover 5, a telescopic assembly is arranged at one end of the wrench body 1 and consists of a control button 6, a sleeve 7, an electric telescopic device 8 and a connecting plate 9, a bolt dismounting assembly is arranged at one end of the telescopic assembly and consists of a power box 10, a battery 11, a motor box 12, a motor 13, a rotating shaft 14, a clamping block 15, a clamping ring 16, a lantern ring 17, a bolt bayonet 18, a linking block 19 and a bolt linking hole 20, a screw dismounting assembly is arranged inside the bolt dismounting assembly and consists of a screwdriver clamping groove 21, a screwdriver clamping block 22 and a screwdriver 23. The wrench is characterized in that the storage box 3 is arranged at the bottom of the wrench body 1, the inner wall of the storage box 3 is matched with the outer surface of the bolt bayonet 18, the outer surface of the thread 4 is matched with the inner surface of the thread cover 5, the thread cover 5 is fixedly connected with the storage box 3 through the thread 4, and the bolt bayonet 18 required for disassembly is placed in the storage box 3, so that the wrench is convenient to carry; the bottom end of the electric telescopic device 8 is fixedly arranged at the bottom of the inner wall of the sleeve 7, the output end of the electric telescopic device 8 is welded with the connecting plate 9, the connecting plate 9 is movably connected with the sleeve 7 through the electric telescopic device 8, the electric telescopic device 8 is electrically connected with the control button 6, the electric telescopic device 8 is electrically connected with the battery 11, and the power supply control button 6 controls the electric telescopic device 8 to stretch through the battery 11, so that the stretching of a bolt disassembling component and a screw disassembling component in the direction of the output end of the electric telescopic device 8 can be realized, and the remote equipment can be conveniently disassembled; the power box 10 is welded with the connecting plate 9, the power box 10 is internally and fixedly provided with a battery 11, the top of the power box 10 is fixedly provided with a motor box 12, the motor box 12 is internally and fixedly provided with a motor 13, the motor 13 is electrically connected with the battery 11, the motor 13 is electrically connected with the control button 6, one end of a rotating shaft 14 is welded with the output end of the motor 13, the other end of the rotating shaft 14 is fixedly embedded in a clamping ring 16 together with a clamping block 15, the clamping ring 16 is rotatably connected with the motor 13 through the clamping block 15 arranged at one end of the rotating shaft 14, the inside of a sleeve ring 17 is provided with a hole matched with the clamping ring 16, the clamping ring 16 is rotatably connected with the sleeve ring 17, the bottom of the sleeve ring 17 is fixedly connected with the motor box 12 through a connecting piece, a bolt bayonet 18 is clamped with the clamping ring 16 through a connecting block 19, the inside of the bolt bayonet 18 is provided, the replacement of the bolt bayonets 18 with different specifications is facilitated, when the bolt fastening device is used, the control button 6 is only needed to control the motor 13 to be electrified so as to rotate and drive the bolt bayonets 18 to rotate to realize the tightness of the bolts, and the bolt bayonets 18 are firstly connected with the bolts to be disassembled; set up in bolt engagement hole 20 center department through screwdriver draw-in groove 21, screwdriver draw-in groove 21 internal surface and screwdriver fixture block 22 surface phase-match, screwdriver 23 and screwdriver fixture block 22 welding, screwdriver 23 is through setting up screwdriver fixture block 22 and the snap ring 16 joint in screwdriver draw-in groove 21 inside, screwdriver 23 passes through screwdriver fixture block 22 and draw-in groove 21 joint, and draw-in groove 21 sets up in 16 center departments of snap ring, restart motor 13 can carry out the dismouting to the screw, screwdriver and the integrative setting of bolt removal wrench are convenient to use.
The insulating sleeve 2 is fixedly sleeved on the outer surface of the wrench body 1, and the insulating sleeve 2 is made of rubber, so that electric shock is avoided during use; the storage box 3 is arranged at the bottom of the wrench body 1, the inner wall of the storage box 3 is matched with the outer surface of the bolt bayonet 18, the outer surface of the thread 4 is matched with the inner surface of the thread cover 5, the thread cover 5 is fixedly connected with the storage box 3 through the thread 4, and the bolt bayonet 18 required for disassembly is placed in the storage box 3, so that the wrench is convenient to carry; the bottom end of the electric telescopic device 8 is fixedly arranged at the bottom of the inner wall of the sleeve 7, the output end of the electric telescopic device 8 is welded with the connecting plate 9, the connecting plate 9 is movably connected with the sleeve 7 through the electric telescopic device 8, the electric telescopic device 8 is electrically connected with the control button 6, the electric telescopic device 8 is electrically connected with the battery 11, and the power supply control button 6 controls the electric telescopic device 8 to stretch through the battery 11, so that the stretching of a bolt disassembling component and a screw disassembling component in the direction of the output end of the electric telescopic device 8 can be realized, and the remote equipment can be conveniently disassembled; the power box 10 is welded with the connecting plate 9, the battery 11 is fixedly arranged inside the power box 10, the motor box 12 is fixedly arranged at the top of the power box 10, the motor 13 is fixedly arranged inside the motor box 12, the motor 13 is electrically connected with the battery 11, the motor 13 is electrically connected with the control button 6, one end of the rotating shaft 14 is welded with the output end of the motor 13, the other end of the rotating shaft 14 is fixedly embedded inside the snap ring 16 together with the welding snap block 15 of the snap block 15, the snap ring 16 is rotatably connected with the motor 13 through the snap block 15 arranged at one end of the rotating shaft 14, the inside of the snap ring 17 is provided with a hole matched with the snap ring 16, the snap ring 16 is rotatably connected with the snap ring 17, the bottom of the snap ring 17 is fixedly connected with the motor box 12 through a connecting piece, the bolt bayonet 18 is clamped with the snap ring 16 through the connecting block 19, the bolt connecting hole 20 matched, the replacement of the bolt bayonets 18 with different specifications is facilitated, when the bolt fastening device is used, the control button 6 is only needed to control the motor 13 to be electrified so as to rotate and drive the bolt bayonets 18 to rotate to realize the tightness of the bolts, and the bolt bayonets 18 are firstly connected with the bolts to be disassembled; the screwdriver clamping groove 21 is formed in the center of the bolt joint hole 20, the inner surface of the screwdriver clamping groove 21 is matched with the outer surface of the screwdriver clamping block 22, the screwdriver 23 is welded with the screwdriver clamping block 22, the screwdriver 23 is clamped with the clamping ring 16 through the screwdriver clamping block 22 arranged inside the screwdriver clamping groove 21, the screwdriver 23 is clamped with the clamping groove 21 through the screwdriver clamping block 22, the clamping groove 21 is formed in the center of the clamping ring 16, the screw can be disassembled and assembled by starting the motor 13 again, and the screwdriver and the bolt disassembling wrench are integrally convenient to use.
The working principle and the using process of the invention are as follows: the wrench is characterized in that the storage box 3 is arranged at the bottom of the wrench body 1, the inner wall of the storage box 3 is matched with the outer surface of the bolt bayonet 18, the outer surface of the thread 4 is matched with the inner surface of the thread cover 5, the thread cover 5 is fixedly connected with the storage box 3 through the thread 4, and the bolt bayonet 18 required for disassembly is placed in the storage box 3, so that the wrench is convenient to carry; the bottom end of the electric telescopic device 8 is fixedly arranged at the bottom of the inner wall of the sleeve 7, the output end of the electric telescopic device 8 is welded with the connecting plate 9, the connecting plate 9 is movably connected with the sleeve 7 through the electric telescopic device 8, the electric telescopic device 8 is electrically connected with the control button 6, the electric telescopic device 8 is electrically connected with the battery 11, and the power supply control button 6 controls the electric telescopic device 8 to stretch through the battery 11, so that the stretching of a bolt disassembling component and a screw disassembling component in the direction of the output end of the electric telescopic device 8 can be realized, and the remote equipment can be conveniently disassembled; the power box 10 is welded with the connecting plate 9, the power box 10 is internally and fixedly provided with a battery 11, the top of the power box 10 is fixedly provided with a motor box 12, the motor box 12 is internally and fixedly provided with a motor 13, the motor 13 is electrically connected with the battery 11, the motor 13 is electrically connected with the control button 6, one end of a rotating shaft 14 is welded with the output end of the motor 13, the other end of the rotating shaft 14 is fixedly embedded in a clamping ring 16 together with a clamping block 15, the clamping ring 16 is rotatably connected with the motor 13 through the clamping block 15 arranged at one end of the rotating shaft 14, the inside of a sleeve ring 17 is provided with a hole matched with the clamping ring 16, the clamping ring 16 is rotatably connected with the sleeve ring 17, the bottom of the sleeve ring 17 is fixedly connected with the motor box 12 through a connecting piece, a bolt bayonet 18 is clamped with the clamping ring 16 through a connecting block 19, the inside of the bolt bayonet 18 is provided, the replacement of the bolt bayonets 18 with different specifications is facilitated, when the bolt fastening device is used, the control button 6 is only needed to control the motor 13 to be electrified so as to rotate and drive the bolt bayonets 18 to rotate to realize the tightness of the bolts, and the bolt bayonets 18 are firstly connected with the bolts to be disassembled; set up in bolt engagement hole 20 center department through screwdriver draw-in groove 21, screwdriver draw-in groove 21 internal surface and screwdriver fixture block 22 surface phase-match, screwdriver 23 and screwdriver fixture block 22 welding, screwdriver 23 is through setting up screwdriver fixture block 22 and the snap ring 16 joint in screwdriver draw-in groove 21 inside, screwdriver 23 passes through screwdriver fixture block 22 and draw-in groove 21 joint, and draw-in groove 21 sets up in 16 center departments of snap ring, restart motor 13 can carry out the dismouting to the screw, screwdriver and the integrative setting of bolt removal wrench are convenient to use.
Claims (9)
1. An electric power wrench, includes wrench body (1), its characterized in that: wrench main part (1) outer wall cover is equipped with insulating cover (2), wrench main part (1) one end is provided with bolt storage assembly, bolt storage assembly comprises storage box (3), screw thread (4), screw cap (5), wrench main part (1) one end is provided with flexible subassembly, flexible subassembly comprises control button (6), sleeve (7), electric telescopic device (8), connecting plate (9), flexible subassembly one end is provided with the bolt and dismantles the subassembly, the bolt is dismantled the subassembly and is become by headstock (10), battery (11), motor case (12), motor (13), rotation axis (14), fixture block (15), snap ring (16), lantern ring (17), bolt bayonet socket (18), link up piece (19), bolt link up hole (20), the inside screw of being provided with of bolt dismantlement subassembly, the screw dismantlement subassembly is by screwdriver draw-in groove (21), The screwdriver fixture block (22) and the screwdriver (23).
2. An electric wrench as claimed in claim 1, characterized in that: the wrench is characterized in that an insulating sleeve (2) is fixedly sleeved on the outer surface of the wrench body (1), and the insulating sleeve (2) is made of rubber.
3. An electric wrench as claimed in claim 1, characterized in that: store box (3) and set up in wrench body (1) bottom, store box (3) inner wall and bolt bayonet socket (18) surface phase-match, screw thread (4) surface and screw thread lid (5) internal surface phase-match, screw thread lid (5) are through screw thread (4) and store box (3) fixed connection.
4. An electric wrench as claimed in claim 1, characterized in that: the wrench is characterized in that one end of the wrench body (1) far away from the threaded cover (5) is welded with the bottom end of the sleeve (7), and the sleeve (7) is connected with the connecting plate (9) in a sliding manner.
5. An electric wrench as claimed in claim 4, wherein: electric telescopic device (8) bottom fixed mounting is in the bottom of sleeve (7) inner wall, electric telescopic device (8) output and connecting plate (9) welding, connecting plate (9) are through electric telescopic device (8) and sleeve (7) swing joint, electric telescopic device (8) and control button (6) electric connection, electric telescopic device (8) and battery (11) electric connection.
6. An electric wrench as claimed in claim 1, characterized in that: headstock (10) and connecting plate (9) welding, the inside fixed mounting of headstock (10) has battery (11), headstock (10) top fixed mounting has motor case (12), the inside fixed mounting of motor case (12) has motor (13), motor (13) and battery (11) electric connection, motor (13) and control button (6) electric connection.
7. An electric wrench as claimed in claim 6, wherein: rotation axis (14) one end and motor (13) output weld, the rotation axis (14) other end and fixture block (15) weld fixture block (15) are fixed to be inlayed inside snap ring (16), snap ring (16) are through setting up fixture block (15) and motor (13) swivelling joint in rotation axis (14) one end.
8. An electric wrench as claimed in claim 6 or 7, wherein: the utility model discloses a bolt, including lantern ring (17), snap ring (17) inside seted up with snap ring (16) assorted trompil, snap ring (16) and lantern ring (17) swivelling joint, connecting piece and motor case (12) fixed connection are passed through to lantern ring (17) bottom, bolt bayonet socket (18) are through linking up piece (19) and snap ring (16) joint, bolt bayonet socket (18) inside seted up with bolt assorted bolt linking up hole (20).
9. An electric wrench as claimed in claim 1, characterized in that: the screwdriver clamping groove (21) is formed in the center of the bolt joint hole (20), the inner surface of the screwdriver clamping groove (21) is matched with the outer surface of the screwdriver clamping block (22), the screwdriver (23) is welded with the screwdriver clamping block (22), and the screwdriver (23) is clamped with the clamping ring (16) through the screwdriver clamping block (22) arranged inside the screwdriver clamping groove (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612887.1A CN112621636A (en) | 2020-12-31 | 2020-12-31 | Electric power wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011612887.1A CN112621636A (en) | 2020-12-31 | 2020-12-31 | Electric power wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112621636A true CN112621636A (en) | 2021-04-09 |
Family
ID=75287031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011612887.1A Pending CN112621636A (en) | 2020-12-31 | 2020-12-31 | Electric power wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112621636A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114800344A (en) * | 2022-03-21 | 2022-07-29 | 山西科通电力工程有限公司 | Insulating protection tool for power equipment installation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU3640784A (en) * | 1984-02-08 | 1985-08-15 | Revotek Inc. | Multi-purpose hand tool |
| CN2055082U (en) * | 1989-04-26 | 1990-03-28 | 王杰 | Multi-function combined spanner |
| CN1189116A (en) * | 1995-05-26 | 1998-07-29 | 韦恩·安德松最佳工具公司 | Variable reach multiple bit driver hard tool |
| CN2745708Y (en) * | 2004-09-30 | 2005-12-14 | 腾达工具工业有限公司 | Spanner tool capable of assembling and changing |
| CN202079546U (en) * | 2011-04-27 | 2011-12-21 | 李惠英 | Screw driver |
| CN103894985A (en) * | 2012-12-25 | 2014-07-02 | 苏州工业园区协诚精密五金有限公司 | Spanner |
| CN204505130U (en) * | 2014-12-09 | 2015-07-29 | 弋伍余 | A kind of hand electric screwdriver thrown light on |
| CN208496850U (en) * | 2018-05-28 | 2019-02-15 | 潍坊（上海）新纪元学校 | Electric power-assisted wrench |
| CN209273318U (en) * | 2019-01-15 | 2019-08-20 | 浙江农业商贸职业学院 | A kind of multi-functional auto repair screwdriver |
-
2020
- 2020-12-31 CN CN202011612887.1A patent/CN112621636A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU3640784A (en) * | 1984-02-08 | 1985-08-15 | Revotek Inc. | Multi-purpose hand tool |
| CN2055082U (en) * | 1989-04-26 | 1990-03-28 | 王杰 | Multi-function combined spanner |
| CN1189116A (en) * | 1995-05-26 | 1998-07-29 | 韦恩·安德松最佳工具公司 | Variable reach multiple bit driver hard tool |
| CN2745708Y (en) * | 2004-09-30 | 2005-12-14 | 腾达工具工业有限公司 | Spanner tool capable of assembling and changing |
| CN202079546U (en) * | 2011-04-27 | 2011-12-21 | 李惠英 | Screw driver |
| CN103894985A (en) * | 2012-12-25 | 2014-07-02 | 苏州工业园区协诚精密五金有限公司 | Spanner |
| CN204505130U (en) * | 2014-12-09 | 2015-07-29 | 弋伍余 | A kind of hand electric screwdriver thrown light on |
| CN208496850U (en) * | 2018-05-28 | 2019-02-15 | 潍坊（上海）新纪元学校 | Electric power-assisted wrench |
| CN209273318U (en) * | 2019-01-15 | 2019-08-20 | 浙江农业商贸职业学院 | A kind of multi-functional auto repair screwdriver |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114800344A (en) * | 2022-03-21 | 2022-07-29 | 山西科通电力工程有限公司 | Insulating protection tool for power equipment installation |
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Application publication date: 20210409 |