CN108747937B - Insulated electric wrench - Google Patents
Insulated electric wrench Download PDFInfo
- Publication number
- CN108747937B CN108747937B CN201810600004.1A CN201810600004A CN108747937B CN 108747937 B CN108747937 B CN 108747937B CN 201810600004 A CN201810600004 A CN 201810600004A CN 108747937 B CN108747937 B CN 108747937B
- Authority
- CN
- China
- Prior art keywords
- cavity
- insulating
- wrench body
- insulated electric
- wrench
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to an insulated electric device for live working, which is widely applied to live working of an electric power system and belongs to the technical field of live working. Including the cavity spanner body of making by insulating material, the below of spanner body is equipped with two downwardly extending's well plenum chamber, be first cavity down respectively, cavity under the second, this internal two cavities around becoming through the insulating barrier interval of spanner, be preceding cavity respectively, the back cavity, preceding cavity link up with first cavity down mutually, cavity link up with the back cavity under the second, hexagonal sleeve in the front end of spanner body is installed, spanner body and second cavity cross department of resorption articulate have insulating driving lever, be equipped with in the preceding cavity and be used for driving the rotatory actuating mechanism of hexagonal sleeve in the drive, be equipped with the rechargeable battery who is used for the actuating mechanism power supply in the first cavity, still be equipped with on-off switch between insulating driving lever and the actuating mechanism. The invention has good insulation effect and high working efficiency, and improves the safety of live working.
Description
Technical Field
The invention relates to an insulated electric device for live working, which is widely applied to live working of an electric power system and belongs to the technical field of live working.
Background
At present, the bolt is disassembled and assembled by using a common wrench during hot-line work, and the following defects are mainly existed: 1. the method is not suitable for construction in places with small safe space, and is easy to cause interphase short circuit or earth discharge; 2. the working efficiency is low and the working time is long.
At present, an insulated electric wrench solving the above technical problems is desired.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides the insulated electric wrench which is suitable for being constructed in places with smaller safety space, has good insulation effect and high working efficiency and improves the safety of live working.
An insulated electric wrench is characterized by comprising a hollow wrench body 1 made of an insulating material, two hollow cavities extending downwards are arranged below the wrench body 1 and are respectively a first lower cavity 5 and a second lower cavity 6, the interior of the wrench body 1 is divided into a front cavity 4 and a rear cavity 17 by an insulating partition plate 3, the front cavity 4 is communicated with the first lower cavity 5, the second lower cavity 6 is communicated with the rear cavity 17, an inner hexagonal sleeve 2 is arranged at the front end of the wrench body 1, an insulating deflector rod 7 is hinged at the junction of the wrench body 1 and the second lower cavity 6, one end of the insulating deflector rod 7 is positioned outside the wrench body 1, the other end of the insulating deflector rod is positioned in the rear cavity 17, a driving mechanism for driving the inner hexagonal sleeve 2 to rotate is arranged in the front cavity 4, a rechargeable battery 8 for supplying power to the driving mechanism is arranged in the first lower cavity 5, an on-off switch 9 is also arranged between the insulating deflector rod 7 and the driving mechanism;
as a preferred technical solution of the present invention, the insulating partition plate 3 is provided with a through hole for passing through a line;
as a preferred technical scheme of the invention, the driving mechanism comprises a motor 10 and a speed reducer 11, wherein the speed reducer 11 drives the inner hexagonal sleeve 2 to rotate through an output shaft 11-1;
as a preferred technical solution of the present invention, the first lower chamber 4 is screwed with the wrench body 1, and the rechargeable battery 8 is a lithium battery;
as a preferred technical scheme of the present invention, the insulating shift lever 7 is hinged to the wrench body 1 through a shaft 12, the insulating shift lever 7 is arc-shaped, one end of the insulating shift lever 7 located in the rear cavity 17 is reset through a reset spring 13, one end of the reset spring 13 is installed on the insulating shift lever 7, and the other end is installed on the wrench body 1;
as a preferred technical scheme of the invention, the on-off switch comprises a fixed contact 14 fixed on the wrench body 1 and a movable contact 15 arranged at the end part of the insulating deflector rod 7, wherein the fixed contact 14 and the movable contact 15 are connected with the rechargeable battery 8 and the motor 10 through conducting wires;
as a preferred technical scheme of the invention, the output shaft 11-1 of the speed reducer 11 is made of bakelite, the inner hexagonal sleeve 2, the speed reducer 11 and the motor 10 are all made of insulating materials;
as a preferred technical solution of the present invention, the wrench body 1, the first lower chamber 5 and the second lower chamber 6 are all coated with an insulating layer 16 on the outer surface.
Compared with the traditional temperature measuring device, the insulated electric wrench has the beneficial effects that: the danger such as alternate short circuit or to earth discharge that uses ordinary spanner to cause when overcoming present live working improves work efficiency, reduces operating time, improves live working's security. The working principle of the invention is as follows: design insulating electric wrench, utilize rechargeable battery power supply, to electric wrench's electric wrench shell, grip part and switch and carry out insulation treatment, make it reach even whole insulating effect to use in being fit for the environment with the live working, the handheld end of keeping away from of actuating mechanism and rechargeable battery's position design further improves factor of safety moreover.
Compared with the prior art, the invention can produce the following positive effects: the danger such as interphase short circuit or to ground discharge improves work efficiency, reduces operating time, improves live working's security. It has the following components:
1. simple structure and convenient use.
2. The safety performance is high. During live working, the insulated electric wrench does not cause discharge even touching the other phase.
3. The working efficiency is high. Because of adopting electric drive, live working efficiency has very big improvement.
In conclusion, the invention has ingenious structural design and good application prospect in the field of live working.
Drawings
FIG. 1: the invention discloses a structural schematic diagram of an insulated electric wrench;
FIG. 2: the structure of the insulating separator is shown schematically.
In the figure: 1. a wrench body; 2. an inner hexagonal sleeve; 3. an insulating spacer; 4. a front chamber; 5. a first lower chamber; 6. a second lower chamber; 7. an insulating deflector rod; 8. a rechargeable battery; 9. an on-off switch; 10. a motor; 11. a speed reducer; 11-1 and an output shaft; 12. a shaft; 13. a return spring; 14. a fixed contact; 15. a movable contact; 16. an insulating layer; 17. a rear chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The insulated electric wrench of the present embodiment, referring to fig. 1-2, mainly includes the following components:
the wrench comprises a wrench body 1, an inner hexagonal sleeve 2, an insulating partition plate 3, a front cavity 4, a first lower cavity 5, a second lower cavity 6, an insulating deflector rod 7, a rechargeable battery 8, an on-off switch 9, a motor 10, a speed reducer 11, an output shaft 11-1, a shaft 12, a reset spring 13, a fixed contact 14, a movable contact 15, an insulating layer 16 and a rear cavity 17.
Connection relation: the hollow wrench body 1 is made of insulating materials, two hollow cavities extending downwards are arranged below the wrench body 1 and are respectively a first lower cavity 5 and a second lower cavity 6, the wrench body 1 is divided into a front cavity and a rear cavity by an insulating partition plate 3, the insulating partition plate 3 is provided with a through hole for passing a circuit, which is respectively a front cavity 4 and a rear cavity 17, the front cavity 4 is communicated with the first lower cavity 5, the second lower cavity 6 is communicated with the rear cavity 17, the front end of the wrench body 1 is provided with an inner hexagonal sleeve 2, the junction of the wrench body 1 and the second lower cavity 6 is hinged with an insulating deflector rod 7, one end of the insulating deflector rod 7 is positioned outside the wrench body 1, the other end of the insulating deflector rod is positioned in the rear cavity 17, a driving mechanism for driving the inner hexagonal sleeve 2 to rotate is arranged in the front cavity 4, a rechargeable battery 8 for supplying power to the driving mechanism is arranged in the first lower cavity, an on-off switch 9 is also arranged between the insulating deflector rod 7 and the driving mechanism;
the driving mechanism comprises a motor 10 and a speed reducer 11, and the speed reducer 11 drives the inner hexagonal sleeve 2 to rotate through an output shaft 11-1;
in order to facilitate the replacement of the battery, the first lower chamber 4 is connected with the wrench body 1 in a screwing way, and the rechargeable battery 8 is a lithium battery;
the insulating deflector rod 7 of the embodiment is hinged on the wrench body 1 through a shaft 12, the insulating deflector rod 7 is arc-shaped, one end of the insulating deflector rod 7, which is positioned in the rear cavity 17, is reset through a reset spring 13, one end of the reset spring 13 is installed on the insulating deflector rod 7, and the other end is installed on the wrench body 1;
the on-off switch of the embodiment comprises a fixed contact 14 fixed on the wrench body 1 and a movable contact 15 arranged at the end part of the insulating deflector rod 7, wherein the fixed contact 14 and the movable contact 15 are connected with the rechargeable battery 8 and the motor 10 through conducting wires;
in order to achieve a good insulation effect, the output shaft 11-1 of the speed reducer 11 is made of bakelite, the inner hexagonal sleeve 2, the speed reducer 11 and the motor 10 are made of insulation materials, and the outer surfaces of the wrench body 1, the first lower cavity 5 and the second lower cavity 6 are coated with insulation layers 16.
The working principle is as follows: when the nut is used, the insulating deflector rod 7 is pulled, the insulating deflector rod 7 drives the movable contact 15 to be attracted with the fixed electric shock 14, the motor 10 drives the speed reducer 11 to work, and the speed reducer 11 drives the inner hexagonal sleeve 2 to rotate, so that the nut is detached and installed.
The insulating electric wrench of this embodiment's beneficial effect is: the danger such as alternate short circuit or to earth discharge that uses ordinary spanner to cause when overcoming present live working improves work efficiency, reduces operating time, improves live working's security. The working principle of the invention is as follows: design insulating electric wrench, utilize rechargeable battery power supply, to electric wrench's electric wrench shell, grip part and switch and carry out insulation treatment, make it reach even whole insulating effect to use in being fit for the environment with the live working, the handheld end of keeping away from of actuating mechanism and rechargeable battery's position design further improves factor of safety moreover.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An insulated electric wrench is characterized by comprising a hollow wrench body (1) made of an insulating material, wherein two hollow cavities extending downwards are arranged below the wrench body (1) and are respectively a first lower cavity (5) and a second lower cavity (6), the wrench body (1) is internally divided into a front cavity and a rear cavity by an insulating partition plate (3) and respectively a front cavity (4) and a rear cavity (17), the front cavity (4) is communicated with the first lower cavity (5), the second lower cavity (6) is communicated with the rear cavity (17), an inner hexagonal sleeve (2) is arranged at the front end of the wrench body (1), an insulating deflector rod (7) is hinged at the junction of the wrench body (1) and the second lower cavity (6), one end of the insulating deflector rod (7) is positioned outside the wrench body (1), the other end of the insulating deflector rod is positioned in the rear cavity (17), a driving mechanism for driving the inner hexagonal sleeve (2) to rotate is arranged in the front cavity (4), a rechargeable battery (8) for supplying power to the driving mechanism is arranged in the first lower cavity (5), and an on-off switch (9) is also arranged between the insulating deflector rod (7) and the driving mechanism.
2. An insulated electric wrench according to claim 1, characterised in that the insulating barrier (3) is provided with through holes for passing lines.
3. An insulated electric wrench according to claim 1, wherein the driving mechanism comprises a motor (10) and a speed reducer (11), and the speed reducer (11) drives the socket head (2) to rotate through the output shaft (11-1).
4. An insulated electric wrench according to claim 1, characterised in that the first lower chamber (5) is screwed to the wrench body (1) and the rechargeable battery (8) is a lithium battery.
5. An insulated electric wrench according to claim 1, wherein the insulated driving lever (7) is hinged to the wrench body (1) by a shaft (12), the insulated driving lever (7) is arc-shaped, one end of the insulated driving lever (7) located in the rear chamber (17) is reset by a reset spring (13), one end of the reset spring (13) is mounted on the insulated driving lever (7), and the other end is mounted on the wrench body (1).
6. An insulated electric wrench according to claim 1, wherein the on-off switch comprises a fixed contact (14) fixed on the wrench body (1) and a movable contact (15) mounted at the end of the insulated shift lever (7), the fixed contact (14) and the movable contact (15) are connected with the rechargeable battery (8) and the motor (10) through wires.
7. An insulated electric wrench according to claim 3, characterized in that the output shaft (11-1) of the speed reducer (11) is made of bakelite, the socket head (2), the speed reducer (11) and the motor (10) are made of insulating materials.
8. An insulated electric wrench according to claim 1, wherein the wrench body (1), the first lower chamber (5) and the second lower chamber (6) are coated with an insulating layer (16) on their outer surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810600004.1A CN108747937B (en) | 2018-06-12 | 2018-06-12 | Insulated electric wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810600004.1A CN108747937B (en) | 2018-06-12 | 2018-06-12 | Insulated electric wrench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108747937A CN108747937A (en) | 2018-11-06 |
| CN108747937B true CN108747937B (en) | 2020-02-28 |
Family
ID=64022108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810600004.1A Expired - Fee Related CN108747937B (en) | 2018-06-12 | 2018-06-12 | Insulated electric wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108747937B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006000375A1 (en) * | 2006-07-27 | 2008-01-31 | Hilti Ag | Hand tool with decoupling arrangement |
| US7918374B2 (en) * | 2007-01-29 | 2011-04-05 | Halex/Scott Fetzer Company | Portable fastener driving device |
| CN205141477U (en) * | 2015-11-05 | 2016-04-06 | 国网湖南省电力公司带电作业中心 | Insulating loading and unloading drainage line electric spanner of rod -type |
| CN206287099U (en) * | 2016-12-24 | 2017-06-30 | 湛江市汉成科技有限公司 | A kind of portable send nail gun |
| CN206748312U (en) * | 2017-04-07 | 2017-12-15 | 惠安县安慧电子科技有限公司 | A kind of protection against electric shock electricity screw gun |
| CN107598841A (en) * | 2017-10-13 | 2018-01-19 | 国网浙江省电力公司岱山县供电公司 | Remote-controlled power transmission and transformation electrification in high voltage bolt tightener |
| CN107914233A (en) * | 2017-12-31 | 2018-04-17 | 应光森 | A kind of electric screw driver |
-
2018
- 2018-06-12 CN CN201810600004.1A patent/CN108747937B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN108747937A (en) | 2018-11-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108747937B (en) | Insulated electric wrench | |
| CN204089030U (en) | Deicer for power transmission line | |
| CN204089127U (en) | Road deicing device | |
| CN104269774B (en) | Deicer for power transmission line | |
| CN204611210U (en) | Self-power generation type antifreezing faucet | |
| CN204424792U (en) | A kind of insulator nut fastener | |
| CN203839773U (en) | Heat radiation type vacuum ring network cabinet | |
| CN201263066Y (en) | Electrified fastening stick for middle-phase insulator screw cap | |
| CN202776542U (en) | Semiconductor laser hand tool | |
| CN204706829U (en) | Earth potential secure wires side metal bolt electric device | |
| CN210724034U (en) | High-voltage cable with good heat dissipation effect | |
| CN201898048U (en) | Novel load switch energy storage mechanism | |
| CN211530426U (en) | Anti-interference switch cabinet convenient to electric wire arrangement | |
| CN209774494U (en) | Wireless remote control insulation electric wrench | |
| CN209805236U (en) | 10KV armored switch cabinet for motor train station | |
| CN202878205U (en) | Multifunctional screw driver | |
| CN201841509U (en) | Variable diameter electric socket wrench | |
| CN217824397U (en) | High-voltage electric appliance with self-discharge function after power failure | |
| CN206293702U (en) | A kind of heat-resistant fireproof power-line plug | |
| CN204966384U (en) | Emergent braking device | |
| CN216598948U (en) | High-voltage cable branch box with full insulation and full sealing performance | |
| CN217589887U (en) | High-voltage switch equipment convenient to heat dissipation | |
| CN215529565U (en) | Automatic heat dissipation type electrical control device | |
| CN210325665U (en) | Air switch device controlled through network | |
| CN204633233U (en) | For the specific purpose tool of charged installation penetrating cable clamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200228 Termination date: 20210612 |