CN117238706A - High-voltage movable isolating switch - Google Patents
High-voltage movable isolating switch Download PDFInfo
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- CN117238706A CN117238706A CN202311504782.8A CN202311504782A CN117238706A CN 117238706 A CN117238706 A CN 117238706A CN 202311504782 A CN202311504782 A CN 202311504782A CN 117238706 A CN117238706 A CN 117238706A
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- 230000007246 mechanism Effects 0.000 claims abstract description 78
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- 239000012212 insulator Substances 0.000 claims description 44
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention relates to the technical field of electrical equipment, in particular to a high-voltage movable isolating switch, which comprises a supporting mechanism, wherein the supporting mechanism comprises two supporting rods, supporting channel steel is vertically and fixedly arranged on the top outer walls of the two supporting rods, transverse channel steel is horizontally clamped at the two ends of the top outer walls of the supporting channel steel, vertical channel steel which is uniformly distributed is clamped on the top outer walls of the transverse channel steel, a first contact mechanism and a second contact mechanism are respectively arranged at the two sides of the top outer walls of the vertical channel steel, one end of the first contact mechanism is attached to one end of the second contact mechanism, one side of each supporting rod is provided with a control mechanism, one end of each control mechanism drives the first contact mechanism and the second contact mechanism to rotate simultaneously, and a moving contact and a fixed contact are separated, so that the brake separating work is completed, residual charges are discharged by a grounding switch wire, and the safety of maintenance personnel is ensured.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a high-voltage movable isolating switch.
Background
The high-voltage isolating switch is an important switching device in power plants and transformer substation electrical systems, and is matched with a high-voltage breaker to be used, and the high-voltage isolating switch is used for switching on, off or converting a line under the condition that high-voltage equipment has voltage and is in a negative load, and has the main functions of: the high-voltage isolating switch has the advantages that the safety of the high-voltage electric appliance and the high-voltage isolating switch during maintenance work is guaranteed, the effect of isolating voltage is achieved, the high-voltage isolating switch cannot be used for switching off, inputting load current and switching-on/off short-circuit current, and the high-voltage isolating switch can only be used for certain switching operations without generating strong electric arcs, namely, the high-voltage isolating switch does not have an arc extinguishing function, switching-on/off operations are needed when the high-voltage isolating switch is used, and the high-voltage movable isolating switch is needed for being used conveniently.
In the chinese patent application of the prior art with publication number CN113823521a, entitled high voltage disconnector, the method comprises: the invention relates to a high-voltage isolating switch, which comprises two insulating columns with a space, wherein the two insulating columns are provided with contacts, the contacts are connected with wiring terminals, the contacts are also connected with an opening and closing mechanism for controlling the disconnection or electric connection of the two contacts, the high-voltage isolating switch is closed and separated through the disconnection and electric connection of the two contacts, and the outer wall of a part which is used for being contacted with the contacts is provided with a graphite silver coating. In the process of realizing the technical scheme, the inventor finds that at least the following problems exist in the prior art:
in practical application, when the device is used, the fixed contact is fixed through the rotating device when the switching-on/switching-off operation is performed, namely the contact is separated, the moving contact moves, so that a separated distance is formed between the two contacts, each moving contact and each fixed contact are required to be provided with a rotating mechanism, the rotating distance of the rotating mechanism is too small, and the electric shock distance is easily caused to be insufficient, so that the influence is caused, and the high-voltage movable isolating switch is needed to solve the problem.
Disclosure of Invention
The invention aims to provide a high-voltage movable isolating switch, which solves the problems that when a device provided in the background art performs opening and closing operations, each moving contact and each fixed contact are required to be provided with a rotating mechanism, and the rotating distance of the rotating mechanism is too small, so that insufficient electric shock distance is easily caused, and influence is generated.
In a first aspect, the invention provides a high-voltage movable isolating switch, which comprises a supporting mechanism, wherein the supporting mechanism comprises two supporting rods, supporting channel steel is vertically and fixedly installed on the top outer walls of the two supporting rods, transverse channel steel is horizontally clamped at two ends of the top outer walls of the supporting channel steel, vertical channel steel which is uniformly distributed is clamped at the top outer walls of the transverse channel steel, a first contact mechanism and a second contact mechanism are respectively arranged at two sides of the top outer walls of the vertical channel steel, one end of the first contact mechanism is attached to one end of the second contact mechanism, one side of each supporting rod is provided with a control mechanism, and one end of each control mechanism drives the first contact mechanism and the second contact mechanism simultaneously.
In a specific embodiment, the control mechanism comprises a case, a plurality of connecting rods are fixedly installed on one side outer wall of the case, one end of each connecting rod is fixedly installed on one side outer wall of each supporting rod, a motor is installed on the inner wall of the bottom of the case, the top end of an output shaft of the motor is connected with a transmission shaft through a coupling, and a main gear is fixedly installed on the circumferential outer wall of the transmission shaft.
In a specific embodiment, a folding frame is fixedly arranged on one side of the outer wall of the top of the chassis, a connecting shaft is rotatably inserted on the outer wall of the top of the folding frame, the bottom end of the connecting shaft is connected with the top end of the transmission shaft through a key, and a rotating wheel is arranged at the top end of the connecting shaft.
In specific embodiment, the both sides that the outer wall of quick-witted case top is close to the transmission shaft are all fixed mounting has first bearing frame, the position that the inner wall of book frame top is close to both sides is all fixed mounting has the second bearing frame, the second bearing frame is located directly over the first bearing frame, the opposite one end of first bearing frame and second bearing frame rotates the grafting has same driven shaft, the slave gear has been cup jointed on the circumference outer wall of driven shaft, slave gear and master gear parallel and level, two from the gear meshes by the both sides and the master gear of master gear respectively.
In a specific embodiment, the first contact mechanism comprises a first insulator, the first insulator is uniformly distributed on the top outer wall of the vertical channel steel, a first conductive tube extending to the second contact mechanism is arranged on the top outer wall of the first insulator, a contact finger is arranged at one end of the first conductive tube, and a moving contact is arranged on the inner wall of one side of the contact finger.
In a specific embodiment, the second contact mechanism comprises a second insulator, the second insulator is correspondingly distributed at the position, away from the first insulator, of the top outer wall of the vertical channel steel, a second conductive pipe extending to the first conductive pipe is arranged on the top outer wall of the second insulator, a fixed contact is arranged at one end of the second conductive pipe, the fixed contact and the movable contact are attached to each other, the first conductive pipe and the second conductive pipe are located on the same straight line, and the first conductive pipe is parallel to the vertical channel steel.
In a specific embodiment, the bottom inner wall of the transverse channel steel is close to the bottoms of the first insulator and the second insulator, each of the bottoms is fixedly provided with a base plate, the top end of each base plate is provided with an inserting rod, and the top end of each inserting rod is arranged below the corresponding first insulator and second insulator.
In a specific embodiment, a grounding switch wire is installed on the top outer wall of the vertical channel steel, a switch contact is installed at one end, close to the first insulator, of the grounding switch wire, and the switch contact is located on one side of the corresponding first conductive tube.
In a specific embodiment, a first patch panel is mounted on the upper side of the first conductive tube and a second patch panel is mounted on the upper side of the second conductive tube.
In a specific embodiment, the bottom ends of the first insulator and the second insulator are respectively sleeved with a driving wheel, the circumferential outer wall of the driven shaft is sleeved with a driving belt, the other end of the driving belt is sleeved on the outer wall of the adjacent driving wheel, the lower part of the outer wall of the driving wheel, which is close to the driving belt, is sleeved with a first conveying belt, the other end of the first conveying belt is sleeved on the outer side of the adjacent driving wheel, the upper part of the outer wall of the driving wheel, which is close to the tail end of the first conveying belt, is sleeved with a second conveying belt, and the second conveying belt is sleeved on the outer wall of the other driving wheel.
According to the high-voltage movable isolating switch provided by the invention, when the moving contact and the fixed contact are in the attached state and the switching-off operation is required, the motor is started, the motor drives the transmission shaft to rotate, the meshed driven gears are driven by the main gear to rotate, the driven shafts rotate, the rotation is further transmitted to the driving belts on two sides, the rotation directions of the two driven gears are opposite, the rotation directions of the two driving belts are opposite, the corresponding first contact mechanism and the corresponding second contact mechanism are driven to rotate, the moving contact and the fixed contact are separated, the switching-off operation is completed after a certain distance is generated, the switching-off contact is contacted with the first conductive tube for discharging residual charges through the grounding switch wire for discharging charges, so that the safety of maintenance personnel is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic overall structure of an embodiment of the present invention.
Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
Fig. 3 is another angular structure of fig. 1.
Fig. 4 is a schematic diagram of a structure after opening the gate according to an embodiment of the invention.
Fig. 5 is a schematic view of an unfolding structure of a supporting mechanism according to an embodiment of the invention.
Fig. 6 is a schematic view of a partial enlarged structure according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a first contact mechanism according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a second contact mechanism according to an embodiment of the present invention.
Fig. 9 is a schematic view of a portion of the structure of fig. 1.
Icon: 1. a support rod; 2. transverse channel steel; 3. erecting channel steel; 4. a ground switch line; 5. a first insulator; 6. a switch contact; 7. a second insulator; 8. a folding frame; 9. a chassis; 10. a motor; 11. a first conductive tube; 12. a contact finger; 13. a moving contact; 14. a stationary contact; 15. a second conductive tube; 16. a first conveyor belt; 17. a second conveyor belt; 18. a backing plate; 19. a rod; 20. a driving wheel; 21. a transmission belt; 22. supporting channel steel; 23. a rotating wheel; 24. a connecting shaft; 25. a transmission shaft; 26. a main gear; 27. a connecting rod; 28. a first bearing seat; 29. a slave gear; 30. a driven shaft; 31. a first wiring board; 32. a second wiring board; 33. and a second bearing seat.
Detailed Description
Because the device carries out the divide-shut brake operation in prior art, every moving contact and stationary contact all need be equipped with a slewing mechanism, and slewing mechanism's rotation distance is too little, causes the electric shock distance inadequately easily, produces the influence. Therefore, the inventor provides a high-voltage movable isolating switch, and the motor drives the corresponding first contact mechanism and second contact mechanism to rotate, so that the moving contact and the fixed contact are separated, and after a certain distance is generated, the brake separating operation is finished, thereby solving the defects.
Some embodiments of the present invention are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.
Referring to fig. 1 to 9, an embodiment of the invention provides a high-voltage mobile isolating switch, which comprises a supporting mechanism, wherein the supporting mechanism comprises two supporting rods 1, supporting channel steel 22 is vertically and fixedly installed on the top outer walls of the two supporting rods 1, transverse channel steel 2 is horizontally clamped at two ends of the top outer wall of the supporting channel steel 22, vertical channel steel 3 which is uniformly distributed is clamped at the top outer wall of the transverse channel steel 2, a first contact mechanism and a second contact mechanism are respectively arranged at two sides of the top outer wall of the vertical channel steel 3, one end of the first contact mechanism is attached to one end of the second contact mechanism, one side of the supporting rod 1 is provided with a control mechanism, and one end of the control mechanism drives the first contact mechanism and the second contact mechanism simultaneously.
Further, the control mechanism comprises a case 9, a plurality of connecting rods 27 are fixedly installed on the outer wall of one side of the case 9, one end of each connecting rod 27 is fixedly installed on the outer wall of one side of the supporting rod 1, a motor 10 is installed on the inner wall of the bottom of the case 9, the top end of an output shaft of the motor 10 is connected with a transmission shaft 25 through a coupling, a main gear 26 is fixedly installed on the outer wall of the circumference of the transmission shaft 25, and the first contact mechanism and the second contact mechanism are driven to separate through a driving motor 10, namely the brake separating work is completed.
Further, a folding frame 8 is fixedly arranged on one side of the outer wall of the top of the chassis 9, a connecting shaft 24 is rotatably inserted on the outer wall of the top of the folding frame 8, the bottom end of the connecting shaft 24 is connected with the top end of a transmission shaft 25 through a key, a rotating wheel 23 is arranged at the top end of the connecting shaft 24, and rotation of the first contact mechanism and the second contact mechanism can be manually adjusted through the arranged rotating wheel 23 to perform opening and closing work.
Further, the first bearing seat 28 is fixedly installed on two sides, close to the transmission shaft 25, of the outer wall of the top of the chassis 9, the second bearing seat 33 is fixedly installed on two sides, close to the two sides, of the inner wall of the top of the folding frame 8, the second bearing seat 33 is located right above the first bearing seat 28, one end, opposite to the first bearing seat 28, of the second bearing seat 33 is rotatably inserted with the same driven shaft 30, the driven shaft 30 is sleeved with the driven gear 29 on the circumferential outer wall, the driven gear 29 and the main gear 26 are flush, the two driven gears 29 are respectively meshed with the main gear 26 on two sides of the main gear 26, the motor 10 drives the main gear 26 to rotate, further drives the driven gear 29 to rotate, and the corresponding first contact mechanism and second contact mechanism can be driven to rotate through rotation of the driven gear 29.
Further, the first contact mechanism comprises a first insulator 5, the first insulator 5 is uniformly distributed on the top outer wall of the vertical channel steel 3, a first conductive pipe 11 extending to the second contact mechanism is arranged on the top outer wall of the first insulator 5, a contact finger 12 is arranged at one end of the first conductive pipe 11, a moving contact 13 is arranged on one side inner wall of the contact finger 12, after the motor 10 drives the main gear 26 to rotate, the driven gear 29 is driven to rotate, and then the adjacent first contact mechanisms are driven to rotate, so that the moving contact 13 moves to perform brake separating operation.
Further, the second contact mechanism comprises a second insulator 7, the second insulator 7 is correspondingly distributed at the position, far away from the first insulator 5, of the top outer wall of the vertical channel steel 3, a second conductive tube 15 extending to the first conductive tube 11 is arranged on the top outer wall of the second insulator 7, a fixed contact 14 is arranged at one end of the second conductive tube 15, the fixed contact 14 and the movable contact 13 are attached to each other, the first conductive tube 11 and the second conductive tube 15 are located on the same straight line, the first conductive tube 11 is parallel to the vertical channel steel 3, and after the second contact mechanism rotates, the fixed contact 14 moves towards the direction far away from the movable contact 13 to finish the brake separating operation.
Further, the bottom inner wall of the transverse groove steel 2 is fixedly provided with a base plate 18 close to the lower parts of the first insulator 5 and the second insulator 7, the top end of the base plate 18 is provided with an inserting rod 19, and the top end of the inserting rod 19 is provided with the lower parts of the corresponding first insulator 5 and second insulator 7.
Further, install ground connection switch line 4 on the top outer wall of perpendicular channel-section steel 3, the one end that ground connection switch line 4 is close to first insulator 5 is installed switch contact 6, and switch contact 6 is located the one side of corresponding first electrically conductive pipe 11, for discharging clear charge after accomplishing the brake-separating work, contacts switch contact 6 with first electrically conductive pipe 11 for residual charge is discharged by ground connection switch line 4, thereby guarantees maintainer's safety.
Further, a first wiring board 31 is mounted on the upper side of the first conductive pipe 11, and a second wiring board 32 is mounted on the upper side of the second conductive pipe 15.
Further, the bottom ends of the first insulator 5 and the second insulator 7 are respectively sleeved with a driving wheel 20, the circumferential outer wall of the driven shaft 30 is sleeved with a driving belt 21, the other end of the driving belt 21 is sleeved on the outer wall of the adjacent driving wheel 20, the lower part of the outer wall of the driving wheel 20, which is close to the driving belt 21, is sleeved with a first conveying belt 16, the other end of the first conveying belt 16 is sleeved on the outer side of the adjacent driving wheel 20, the upper part of the outer wall of the driving wheel 20, which is close to the tail end of the first conveying belt 16, is sleeved with a second conveying belt 17, the second conveying belt 17 is sleeved on the outer wall of the other driving wheel 20, and the first conveying belt 16 and the second conveying belt 17 rotate by means of rotation of the driving belt 21, so that a plurality of first contact mechanisms and second contact mechanisms perform brake separating operation.
When the electric switch is used, an maintainer performs a brake separating operation, the motor 10 is started when the movable contact 13 and the fixed contact 14 are in a joint state, the motor 10 drives the transmission shaft 25 to rotate, then the main gear 26 is driven to rotate, the meshed driven gear 29 is driven to rotate by the main gear 26, the driven shaft 30 rotates, further the rotation is transmitted to the transmission belts 21 on two sides, the rotation directions of the two driven gears 29 are opposite, the rotation directions of the two transmission belts 21 are opposite, then the corresponding first contact mechanism and the corresponding second contact mechanism are driven to rotate, the driving wheel 20 drives the corresponding first conductive tube 11 and the corresponding second conductive tube 15 to rotate, the movable contact 13 and the fixed contact 14 are quickly separated, brake separating operation is completed after a certain distance is generated, and for discharging clear charges, the switch contact 6 is contacted with the first conductive tube 11, residual charges are discharged by the grounding switch wire 4, so that safety of the maintainer is ensured.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a portable isolator of high pressure, includes supporting mechanism, supporting mechanism includes two bracing pieces (1), its characterized in that, two equal vertical fixed mounting has supporting channel-section steel (22) on the top outer wall of bracing piece (1), horizontal joint has horizontal groove steel (2) at supporting channel-section steel (22) top outer wall both ends, horizontal groove steel (2) top outer wall joint has evenly distributed's perpendicular channel-section steel (3), the both sides of perpendicular channel-section steel (3) top outer wall are provided with first contact mechanism and second contact mechanism respectively, the one end of first contact mechanism is laminated mutually with the one end of second contact mechanism, one side of bracing piece (1) is provided with control mechanism, the one end of control mechanism drives first contact mechanism and second contact mechanism simultaneously.
2. The high-voltage movable isolating switch according to claim 1, wherein the control mechanism comprises a case (9), a plurality of connecting rods (27) are fixedly installed on one side outer wall of the case (9), one ends of the connecting rods (27) are fixedly installed on one side outer wall of the supporting rod (1), a motor (10) is installed on the bottom inner wall of the case (9), the top end of an output shaft of the motor (10) is connected with a transmission shaft (25) through a coupling, and a main gear (26) is fixedly installed on the circumference outer wall of the transmission shaft (25).
3. The high-voltage movable isolating switch according to claim 2, wherein a folding frame (8) is fixedly arranged on one side of the outer wall of the top of the chassis (9), a connecting shaft (24) is rotatably inserted on the outer wall of the top of the folding frame (8), the bottom end of the connecting shaft (24) is connected with the top end of a transmission shaft (25) through a key, and a rotating wheel (23) is arranged at the top end of the connecting shaft (24).
4. A high-voltage movable isolating switch according to claim 3, characterized in that the two sides of the outer wall of the top of the chassis (9) close to the transmission shaft (25) are fixedly provided with first bearing seats (28), the positions of the inner walls of the top of the folding frame (8) close to the two sides are fixedly provided with second bearing seats (33), the second bearing seats (33) are positioned right above the first bearing seats (28), one driven shaft (30) is rotatably inserted into one opposite end of the first bearing seats (28) and the second bearing seats (33), the peripheral outer wall of the driven shaft (30) is sleeved with a driven gear (29), the driven gear (29) is flush with the main gear (26), and the two driven gears (29) are respectively meshed with the main gear (26) through the two sides of the main gear (26).
5. The high-voltage movable isolating switch of claim 4, wherein the first contact mechanism comprises a first insulator (5), the first insulator (5) is uniformly distributed on the top outer wall of the vertical channel steel (3), a first conductive tube (11) extending to the second contact mechanism is arranged on the top outer wall of the first insulator (5), a contact finger (12) is arranged at one end of the first conductive tube (11), and a moving contact (13) is arranged on the inner wall of one side of the contact finger (12).
6. The high-voltage movable isolating switch according to claim 5, wherein the second contact mechanism comprises a second insulator (7), the second insulator (7) is correspondingly distributed at a position where the top outer wall of the vertical channel steel (3) is far away from the first insulator (5), a second conductive tube (15) extending to the first conductive tube (11) is arranged on the top outer wall of the second insulator (7), a fixed contact (14) is arranged at one end of the second conductive tube (15), the fixed contact (14) is attached to the movable contact (13), the first conductive tube (11) and the second conductive tube (15) are located on the same straight line, and the first conductive tube (11) is parallel to the vertical channel steel (3).
7. The high-voltage movable isolating switch according to claim 6, wherein the bottom inner wall of the transverse groove steel (2) is fixedly provided with a base plate (18) near the lower parts of the first insulator (5) and the second insulator (7), the top end of the base plate (18) is provided with a plug rod (19), and the top end of the plug rod (19) is provided with the lower parts of the corresponding first insulator (5) and second insulator (7).
8. A high voltage mobile disconnector according to claim 7, characterized in that the top outer wall of the vertical channel (3) is provided with a grounding switch wire (4), one end of the grounding switch wire (4) close to the first insulator (5) is provided with a switch contact (6), and the switch contact (6) is located at one side of the corresponding first conductive tube (11).
9. A high voltage mobile disconnector according to claim 8, characterized in that a first terminal block (31) is mounted on the upper side of the first conductive pipe (11) and a second terminal block (32) is mounted on the upper side of the second conductive pipe (15).
10. The high-voltage movable isolating switch of claim 8, wherein the bottoms of the first insulator (5) and the second insulator (7) are respectively sleeved with a driving wheel (20), the circumferential outer wall of the driven shaft (30) is sleeved with a driving belt (21), the other end of the driving belt (21) is sleeved on the outer wall of the adjacent driving wheel (20), the lower part of the outer wall of the driving wheel (20) close to the driving belt (21) is sleeved with a first conveying belt (16), the other end of the first conveying belt (16) is sleeved on the outer side of the adjacent driving wheel (20), the upper part of the outer wall of the driving wheel (20) close to the tail end of the first conveying belt (16) is sleeved with a second conveying belt (17), and the second conveying belt (17) is sleeved on the outer wall of the other driving wheel (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311504782.8A CN117238706B (en) | 2023-11-13 | 2023-11-13 | High-voltage movable isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311504782.8A CN117238706B (en) | 2023-11-13 | 2023-11-13 | High-voltage movable isolating switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117238706A true CN117238706A (en) | 2023-12-15 |
| CN117238706B CN117238706B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311504782.8A Active CN117238706B (en) | 2023-11-13 | 2023-11-13 | High-voltage movable isolating switch |
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| Country | Link |
|---|---|
| CN (1) | CN117238706B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101315848A (en) * | 2007-06-01 | 2008-12-03 | 闫淼江 | Double-column horizontal rotation type high-voltage isolation switch |
| CN201430103Y (en) * | 2009-05-31 | 2010-03-24 | 山东泰开隔离开关有限公司 | Single-post single-arm vertical retractable outdoor three-phase high-voltage alternating-current isolating switch |
| CN201918300U (en) * | 2010-12-09 | 2011-08-03 | 黄石供电公司变电运行中心 | Rotary isolating switch |
| CN216460931U (en) * | 2021-09-27 | 2022-05-10 | 安平县伟安金属丝网制造有限公司 | Iron sheet net flatting mill adjustment mechanism |
| CN115050603A (en) * | 2022-03-31 | 2022-09-13 | 西安西电高压开关有限责任公司 | Closed isolating switch |
| DE212022000068U1 (en) * | 2022-04-22 | 2023-03-20 | Zhenjiang Dangao Electric Appliance Co., Ltd | Combined three-knife disconnector with high security |
-
2023
- 2023-11-13 CN CN202311504782.8A patent/CN117238706B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101315848A (en) * | 2007-06-01 | 2008-12-03 | 闫淼江 | Double-column horizontal rotation type high-voltage isolation switch |
| CN201430103Y (en) * | 2009-05-31 | 2010-03-24 | 山东泰开隔离开关有限公司 | Single-post single-arm vertical retractable outdoor three-phase high-voltage alternating-current isolating switch |
| CN201918300U (en) * | 2010-12-09 | 2011-08-03 | 黄石供电公司变电运行中心 | Rotary isolating switch |
| CN216460931U (en) * | 2021-09-27 | 2022-05-10 | 安平县伟安金属丝网制造有限公司 | Iron sheet net flatting mill adjustment mechanism |
| CN115050603A (en) * | 2022-03-31 | 2022-09-13 | 西安西电高压开关有限责任公司 | Closed isolating switch |
| DE212022000068U1 (en) * | 2022-04-22 | 2023-03-20 | Zhenjiang Dangao Electric Appliance Co., Ltd | Combined three-knife disconnector with high security |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117238706B (en) | 2024-02-20 |
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