CN112700980B - Operation method of tapping box - Google Patents
Operation method of tapping box Download PDFInfo
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- CN112700980B CN112700980B CN202011529887.5A CN202011529887A CN112700980B CN 112700980 B CN112700980 B CN 112700980B CN 202011529887 A CN202011529887 A CN 202011529887A CN 112700980 B CN112700980 B CN 112700980B
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000000670 limiting effect Effects 0.000 claims description 12
- 230000006698 induction Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 230000001939 inductive effect Effects 0.000 claims description 2
- 238000011017 operating method Methods 0.000 claims 8
- 230000009471 action Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention belongs to the technical field of power equipment, and discloses a tapping box operation method. The length of the screw rod screwed into the slide rail is changed by rotating the screw rod, so that the length of the operation device of the tapping box can be changed, and the slide rail and the screw rod can be abutted against the upper and lower shells of the tapping box with different sizes. Through making the slide along the slide rail slip, can adjust the position of the action bars on the slide to can adjust the position of action bars according to the difference of different model distribution box load switch positions. The operation head of the required model is disassembled and replaced, and the motor drives the operation rod to drive the operation head to rotate, so that the load switches of the tapping boxes of different models can be driven to be opened and closed. Therefore, the switching operation of the load switch on the distribution boxes of different models can be realized only by carrying one distribution box operating device.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to an operation method of a tapping box.
Background
The high-voltage cable distribution box load switch loop closing moment can generate larger impact current, and great threat is generated to the personal safety of operation and maintenance operators, so that the operation of opening and closing the distribution box load switch is required to be carried out by using distribution box remote operation equipment in order to ensure the personal safety of the operation and maintenance operators. However, the high-voltage distribution box manufacturers have various brands and the distribution boxes have different specifications, the operation and maintenance personnel of the existing distribution box operation method need to carry distribution box remote operation equipment with various models, a large amount of manpower is wasted, the problem that the models of the distribution box remote operation equipment are carried wrongly frequently occurs due to the fact that the types of the distribution boxes are various, the operation and maintenance personnel need to return to a branch office to replace the distribution box remote operation equipment, a large amount of time is wasted, and the development of work is greatly delayed.
Therefore, a method for operating a distribution box is needed to solve the above technical problems.
Disclosure of Invention
The invention aims to provide an operation method of a tapping box, which can be used for opening and closing load switches of tapping boxes of different types.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for operating a distribution box, which uses a distribution box operating device, the distribution box operating device comprising:
a slide rail;
the screw is in threaded connection with the slide rail and is used for driving the slide rail to move along the axial direction of the screw;
the sliding seat is arranged on the sliding rail in a sliding manner;
the operating rod is arranged on the sliding seat in a penetrating way;
the motor is arranged on the sliding seat, and an output shaft of the motor is in transmission connection with the operating rod and is used for driving the operating rod to rotate;
the operating head is detachably connected with the operating rod and is used for driving a load switch of the tapping box to be opened and closed;
the motor control module comprises a gear module, an induction module, a start-stop module and a control panel, wherein the gear module is used for adjusting the output torque of the motor, the start-stop module is used for controlling the start and stop of the motor, the induction module is used for inducing the resistance on the motor, a switch button and a gear knob are arranged on the control panel 101, the switch button can control the start-stop module to start and stop the motor, and the gear knob can control the gear module to adjust the output torque of the motor;
the operation method of the tapping box comprises the following steps:
s1, selecting the corresponding operating head according to the type of the tapping box, and connecting the operating head to the operating rod;
s2, screwing the screw rod to enable the slide rail and the screw rod to be respectively abutted against the upper box body and the lower box body of the tapping box;
s3, sliding the sliding seat to change the position of the operating rod so that the operating head is opposite to the load switch;
s4, sleeving the operating head on the load switch;
s5, screwing the gear knob and selecting the output torque of the motor;
s6, the switch button is pressed, the start-stop module starts the motor, the gear module controls the motor to drive the operating rod to rotate by the torque selected by the gear knob, and the operating head is driven to rotate so as to perform the opening and closing operation of the load switch;
s7, the induction module induces the resistance borne by the motor, and when the resistance is larger than the output torque of the motor specified by the gear knob, the start-stop module closes the motor;
and S8, screwing the screw to shorten the length of the tapping box operating device, and taking the tapping box operating device out of the tapping box.
Preferably, the slide rail comprises two parallel slide bars, and the two slide bars respectively penetrate through two sides of the slide seat.
Preferably, the number of the screws is two, and the two screws are respectively in threaded connection with the two sliding rods.
Preferably, the slide rail further comprises a top block, and the top block is fixed at one end, far away from the screw rod, of the slide rod.
Preferably, the slide rail further comprises a limiting block, and the limiting block is arranged at one end, close to the screw, of the slide rod.
Preferably, the tapping box operating device further comprises a fastener, the fastener is sleeved on the screw rod, and the fastener is abutted to the sliding rod.
Preferably, the fastening piece is a nut, and the fastening piece is in threaded connection with the screw rod.
Preferably, the tapping box operating device further comprises a battery module arranged on the sliding seat, and the battery module is electrically connected with the motor.
Preferably, the tapping box operating device further comprises a base, and one end, far away from the sliding rail, of the screw rod is provided with the base.
Preferably, the motor control module further comprises a forward and reverse rotation module, a forward and reverse rotation knob is arranged on the control panel, and the forward and reverse rotation knob can be adjusted through the forward and reverse rotation module to adjust the rotation direction of the motor output shaft.
The invention has the beneficial effects that:
according to the operation method of the tapping box, the length of the screw which is screwed into the slide rail is changed by rotating the screw, so that the length of the operation device of the tapping box can be changed, and the slide rail and the screw can be abutted to the upper shell and the lower shell of the tapping box with different sizes. The sliding seat slides along the sliding rail, so that the position of the operating rod on the sliding seat can be adjusted, and the position of the operating rod can be adjusted according to different positions of load switches of different types of tapping boxes. The operation head with the required model is replaced, the motor drives the operation rod to drive the operation head to rotate, and the tapping box load switches with different models can be driven to be opened and closed. The gear knob is used for controlling the gear module to enable the motor to provide torque suitable for the load switches of the tapping boxes of different models. The resistance borne by the motor is sensed through the sensing module, and when the resistance is larger than the motor output torque appointed by the gear knob, the sensing module controls the start-stop module to close the motor, so that the phenomenon that the motor output torque is too large to damage a load switch is avoided. Thereby realize only carrying a distribution box operating means and just can realize carrying out load switch's the operation that opens and shuts to the distribution box of different models, very big manpower of having saved has avoided the distribution box operating means model to carry wrong problem simultaneously, has practiced thrift the time, is favorable to the development of fortune dimension work.
Drawings
FIG. 1 is a front view of a drop box operator provided in accordance with the present invention;
fig. 2 is a left side view of the drop box operating device provided by the present invention.
In the figure:
1. a slide rail; 11. a slide bar; 12. a top block; 13. a limiting block;
2. a screw; 3. a slide base; 4. a motor; 5. an operating lever; 6. an operating head; 7. a fastener;
8. a battery module; 9. a base;
10. a motor control module; 101. a control panel; 1011. a switch button; 1012. a reset button; 1013. a gear knob; 1014. and a knob is rotated forwards and backwards.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
Example one
As shown in fig. 1 and fig. 2, the present embodiment discloses a junction box operating device, which includes a slide rail 1, a screw 2, a slide 3, a motor 4, an operating rod 5, an operating head 6, and a motor control module 10. The screw rod 2 is in threaded connection with the slide rail 1 and is used for driving the slide rail 1 to move along the axial direction of the screw rod 2. The slide 3 is slidably disposed on the slide rail 1. The operating rod 5 is arranged on the sliding seat 3 in a penetrating way. The motor 4 is arranged on the sliding seat 3, and an output shaft of the motor 4 is in transmission connection with the operating rod 5 and used for driving the operating rod 5 to rotate. The operating head 6 is detachably connected with the operating rod 5, and the operating head 6 is used for driving the load switch of the tapping box to be opened and closed. The motor control module 10 includes a gear module, an induction module, a start/stop module, and a control panel 101. The gear module is used for adjusting motor 4's output torque, open and stop the start-up and stop that the module is used for controlling motor 4, and the response module is used for the resistance that induction motor 4 received, is provided with shift knob 1011 and gear knob 1013 on the control panel 101, shift knob 1011 can control to open and stop the module and start and close motor 4, and gear knob 1013 can control gear module adjustment motor 4's output torque.
The length of the screw 2 screwed into the slide rail 1 is changed by rotating the screw 2, so that the length of the operation device of the tapping box can be changed, and the slide rail 1 and the screw 2 can be abutted to upper and lower shells of tapping boxes with different sizes. Through making slide 3 slide along slide rail 1, can adjust the position of action bars 5 on slide 3 to can adjust the position of action bars 5 according to the difference of different model distribution box load switch positions. Through the operating head 6 of dismantling and changing required model to drive the action bars 5 through motor 4 and drive operating head 6 and rotate, can order about the distribution box load switch of different models and open and shut. The control of the gear module by the gear knob 1013 enables the motor 4 to provide a torque suitable for different types of distribution box load switches. The resistance borne by the motor 4 is sensed through the sensing module, when the resistance is larger than the output torque of the motor 4 appointed by the gear knob 1013, the sensing module controls the start-stop module to close the motor 4, and the phenomenon that the motor 4 is damaged due to overlarge output torque is avoided. Thereby realize only carrying a distribution box operating means and just can realize carrying out load switch's the operation that opens and shuts to the distribution box of different models, very big manpower of having saved has avoided the distribution box operating means model to carry wrong problem simultaneously, has practiced thrift the time, is favorable to the development of fortune dimension work.
Optionally, as shown in fig. 1, the slide rail 1 includes two parallel slide rods 11, and the two slide rods 11 respectively penetrate through two sides of the slide carriage 3.
Optionally, as shown in fig. 1 and fig. 2, the sliding rail 1 further includes a top block 12 fixed to an end of the sliding rod 11 away from the screw 2. Specifically, in the present embodiment, the top block 12 is a square steel pipe, the two sliding rods 11 are vertically welded on one side surface of the top block 12, and when the tapping box operation device is used to open and close the tapping box load switch, the side surface of the top block 12 away from the sliding rods 11 abuts against the tapping box body or the ground. The top block 12 also has a limiting effect on the sliding seat 3, so that the sliding seat 3 is prevented from sliding out from one end of the sliding rod 11 far away from the screw rod 2.
Optionally, as shown in fig. 1, the slide rail 1 further includes a limiting block 13, the limiting block 13 is disposed at one end of the slide bar 11 close to the screw 2, and the limiting block 13 is used for limiting the slide carriage 3. Specifically, in this embodiment, stopper 13 is the square steel pipe, and stopper 13's both ends are fixed in the inboard of slide bar 11 through the welded mode, cooperate through stopper 13 and kicking block 12, can avoid slide 3 from the both ends roll-off of slide bar 11.
Alternatively, as shown in fig. 1 and 2, two screws 2 are provided, and the two screws 2 are respectively screwed with the two slide bars 11. Specifically, in the present embodiment, the slide rod 11 is provided with a threaded hole along the axial direction thereof, and the screw 2 is screwed into the threaded hole of the slide rod 11.
Optionally, as shown in fig. 1 and fig. 2, the operation device of the tapping box further includes a base 9, and the base 9 is disposed at an end of the screw rod 2 away from the slide rail 1. When the tapping box operating device is used, the length of the screw rod 2 screwed into the sliding rod 11 is changed by rotating the screw rod 2, and the distance from the top block 12, far away from one end of the screw rod 2, of the sliding rod 11 to the base 9, far away from one end of the sliding rod 11, of the screw rod 2 can be adjusted, so that the top block 12 and the base 9 are respectively abutted to the upper shell and the lower shell of a tapping box to adapt to tapping boxes with different heights.
Optionally, as shown in fig. 1 and fig. 2, the tapping box operating device further includes a fastening member 7, which is sleeved on the screw rod 2, specifically, in this embodiment, the fastening member 7 is a nut. After the top block 12 and the base 9 are respectively abutted to the upper shell and the lower shell of the tapping box, the fastener 7 is screwed to enable the fastener 7 to be abutted to one end, close to the screw rod 2, of the slide rod 11, so that pretightening force is applied between the slide rod 11 and the screw rod 2, and the tapping box operating device is prevented from falling off from the tapping box due to the fact that the slide rod 11 and the screw rod 2 rotate relatively in the using process of the tapping box operating device.
Optionally, as shown in fig. 1, the tapping box operating device further comprises a battery module 8 fixed on the sliding base 3, and the battery is electrically connected with the motor 4. Specifically, in this embodiment, the battery module 8 adopts a rechargeable 5000mAh lithium battery, which can be operated 100 times when fully charged, and the battery module 8 is sealed by two butted metal frames, so as to realize waterproof and dustproof functions. Gaskets are arranged at the edges of the two metal frames, and the metal frames and the sliding seat 3 are fixed through bolts.
Optionally, the motor control module 10 is electrically connected to the battery module 8, and the battery module 8 is used to supply power to the motor control module 10.
Optionally, the motor control module 10 further includes a reset module and a forward/reverse module, the reset module is used for preventing misoperation, after the motor 4 is started at each time, the motor 4 can be started only by resetting before starting next time, and the forward/reverse module is used for adjusting the rotation direction of the motor 4.
Optionally, as shown in fig. 1, a reset button 1012 and a forward and reverse rotation knob 1014 are provided on the control panel 101. Reset button 1012 controls the reset module. The forward and reverse rotation knob 1014 changes the rotation direction of the motor 4 through a forward and reverse rotation module.
Example two
The embodiment discloses a method for operating a tapping box, which adopts the device for operating the tapping box disclosed in the first embodiment, and comprises the following steps:
s1, selecting the corresponding operating head 6 according to the type of the tapping box, and connecting the operating head 6 to the operating rod 5;
s2, screwing the screw rod 2 to drive the slide rod 11 to move along the axial direction of the screw rod 2, increasing the length of the operation device of the tapping box, enabling the ejector block 12 at one end, away from the screw rod 2, of the slide rod 11 and the base 9 at one end, away from the slide rod 11, of the screw rod 2 to be respectively abutted against the upper box body and the lower box body of the tapping box, and then screwing the fastener 7 to enable the fastener 7 to be abutted against the slide rod 11, so that the phenomenon that the operation device of the tapping box falls off from the tapping box due to relative rotation of the slide rail 1 and the screw rod 2 in the working process of the operation device of the tapping box is avoided;
s3, the slide carriage 3 changes the position of the operating rod 5 so that the operating head 6 is opposite to the load switch;
s4, sleeving the operating head 6 on the load switch;
s5, turning the shift knob 1013, selecting the output torque of the motor 4, pressing the reset button 1012, the reset module driving the operation rod 5 to reset, rotating the forward/reverse knob 1014 to the forward rotation mode or the reverse rotation mode according to the specific working condition, the forward/reverse module driving the motor 4 to forward rotation or reverse rotation, specifically, in this embodiment, turning on the load switch, rotating the forward/reverse knob 1014 to the forward rotation mode, turning off the load switch, and rotating the forward/reverse knob 1014 to the reverse rotation mode;
s6, pressing a switch button 1011, starting and stopping the motor 4 by the start-stop module, controlling the motor 4 by the gear module to drive the operating rod 5 to rotate by the torque selected by the gear knob 1013, and driving the operating head 6 to rotate so as to perform the opening and closing operation of the load switch;
s7, the sensing module senses the resistance borne by the motor 4, and when the resistance is larger than the output torque of the motor 4 specified by the gear knob 1013, the start-stop module closes the motor 4;
and S8, screwing the screw rod 2 to shorten the length of the tapping box operating device, and taking the tapping box operating device out of the tapping box.
According to the operation method of the tapping box, the tapping box operation device in the first embodiment is used, the operation head 6 is replaced, the switching operation of the load switches of the tapping boxes of different models can be conveniently carried out, the operation method is simple, and time and labor are saved.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A method for operating a distribution box, characterized in that it uses a distribution box operating device, said distribution box operating device comprising:
a slide rail (1);
the screw (2) is in threaded connection with the sliding rail (1) and is used for driving the sliding rail (1) to move axially along the screw (2);
a slide carriage (3) which is arranged on the slide rail (1) in a sliding manner;
the operating rod (5) penetrates through the sliding seat (3);
the motor (4) is arranged on the sliding seat (3), and an output shaft of the motor (4) is in transmission connection with the operating rod (5) and is used for driving the operating rod (5) to rotate;
the operating head (6) is detachably connected with the operating rod (5), and the operating head (6) is used for driving a load switch of the tapping box to be opened and closed;
the motor control module (10) comprises a gear module, an induction module, a start-stop module and a control panel (101), wherein the gear module is used for adjusting the output torque of the motor (4), the start-stop module is used for controlling the start and stop of the motor (4), the induction module is used for inducing the resistance force applied to the motor (4), a switch button (1011) and a gear knob (1013) are arranged on the control panel (101), the switch button (1011) can control the start-stop module to start and close the motor (4), and the gear knob (1013) can control the gear module to adjust the output torque of the motor (4);
the operation method of the tapping box comprises the following steps:
s1, selecting the corresponding operating head (6) according to the type of the tapping box, and connecting the operating head (6) to the operating rod (5);
s2, screwing the screw (2) to enable the slide rail (1) and the screw (2) to be respectively abutted against the upper box body and the lower box body of the tapping box;
s3, sliding the sliding seat (3) to change the position of the operating rod (5) so as to enable the operating head (6) to be opposite to the load switch;
s4, sleeving the operating head (6) on the load switch;
s5, the gear knob (1013) is screwed, and the output torque of the motor (4) is selected;
s6, the switch button (1011) is pressed, the start-stop module starts the motor (4), the gear module controls the motor (4) to drive the operating rod (5) to rotate by the torque selected by the gear knob (1013), and the operating head (6) is driven to rotate so as to perform the opening and closing operation of the load switch;
s7, the sensing module senses resistance borne by the motor (4), and when the resistance is larger than the output torque of the motor (4) specified by the gear knob (1013), the sensing module controls the start-stop module to close the motor (4);
s8, screwing the screw (2) to shorten the length of the tapping box operating device, and taking the tapping box operating device out of the tapping box.
2. The method for operating a distribution box according to claim 1, wherein the sliding rail (1) comprises two parallel sliding rods (11), and the two sliding rods (11) are respectively arranged on two sides of the sliding base (3) in a penetrating manner.
3. The tapping box operating method according to claim 2, wherein there are two screws (2), and the two screws (2) are respectively screwed with the two slide bars (11).
4. A tapping box operating method according to claim 3, wherein the slide rail (1) further comprises a top block (12), the top block (12) being fixed to an end of the slide bar (11) remote from the screw (2).
5. The tapping box operating method according to claim 2, wherein the sliding rail (1) further comprises a limiting block (13), and the limiting block (13) is arranged at one end of the sliding rod (11) close to the screw (2).
6. The tapping box operating method according to claim 2, wherein the tapping box operating device further comprises a fastener (7) which is sleeved on the screw (2), wherein the fastener (7) abuts against the slide bar (11).
7. A tapping box operating method according to claim 6, wherein the fastening member (7) is a nut, the fastening member (7) being in threaded connection with the screw (2).
8. The tapping-off box operating method according to claim 1, characterized in that the tapping-off box operating device further comprises a battery module (8) arranged on the slide (3), the battery module (8) being electrically connected with the motor (4).
9. The tapping-off box operating method according to claim 1, characterized in that the tapping-off box operating device further comprises a base (9), and the base (9) is arranged at one end of the screw (2) away from the slide rail (1).
10. The tapping box operating method according to claim 1, wherein the motor control module (10) further comprises a forward and reverse rotation module, a forward and reverse rotation knob (1014) is arranged on the control panel (101), and the forward and reverse rotation knob (1014) can adjust the rotation direction of the output shaft of the motor (4) through the forward and reverse rotation module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011529887.5A CN112700980B (en) | 2020-12-22 | 2020-12-22 | Operation method of tapping box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011529887.5A CN112700980B (en) | 2020-12-22 | 2020-12-22 | Operation method of tapping box |
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| CN112700980A CN112700980A (en) | 2021-04-23 |
| CN112700980B true CN112700980B (en) | 2022-08-30 |
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| CN110137835A (en) * | 2019-06-20 | 2019-08-16 | 广东电网有限责任公司 | Portable 10kV multiple groups closing operation pullover far controls mechanical manipulator |
| CN110165561A (en) * | 2019-06-20 | 2019-08-23 | 广东电网有限责任公司 | A kind of device retaining rail |
| CN210183000U (en) * | 2019-08-06 | 2020-03-24 | 苏州琦少工程科技有限公司 | Installation fixing frame of cable branch box |
| CN211871312U (en) * | 2020-03-17 | 2020-11-06 | 广东电网有限责任公司 | Electric lift's simple and easy operation platform |
| CN212084905U (en) * | 2020-05-27 | 2020-12-04 | 浙江博为电气有限公司 | Wall-mounted vacuum circuit breaker |
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| CN112700980A (en) | 2021-04-23 |
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