Assembled high-strength grading ring

Abstract

The invention discloses an assembled high-strength grading ring, and relates to the technical field of grading ring devices, the assembled high-strength grading ring comprises a grading assembly installed on a high-voltage system, the grading assembly is provided with a plurality of groups of detachable grading rings, the plurality of groups of grading rings are connected through connecting rods, and locking mechanisms are arranged among the plurality of grading rings. The upper end of the pressure equalizing assembly is detachably provided with a wiping assembly for cleaning the pressure equalizing rings, the wiping assembly synchronously cleans a plurality of positions on the pressure equalizing rings, the cleaning effect on the pressure equalizing rings is improved, and the lower end of the pressure equalizing assembly is provided with a detachable maintenance assembly; according to the invention, the distance between the plurality of grading rings is automatically adjusted, the supporting strength of the grading rings is improved, and the use effect and cleaning convenience of the device are improved.

Description

Technical Field

[0001] The invention relates to the technical field of pressure equalizing ring devices, and in particular to an assembled high-strength pressure equalizing ring. Background Art

[0002] The voltage grading ring, commonly known as the power voltage grading ring (or voltage grading device), is mainly used in the power system to ensure the uniform distribution of current between different phases, especially in high-voltage power grids and large generator sets. Its main function is to reduce current imbalance and ensure the safe, stable and efficient operation of electrical equipment.

[0003] A Chinese invention patent with publication number CN103245804B discloses an inflatable assembled high-voltage grading ring. This device solves the problem of large size and inconvenient transportation of existing grading rings. The grading ring is assembled after arriving at the working position, and the device is provided with an embedded upper inflation nozzle to improve the stability of the installation on the transformer bushing. However, the distance between the conductive rings arranged on the device cannot be adjusted, and the cleaning of the device is extremely inconvenient, and workers are easily in danger when working at height for a long time. Summary of the invention

[0004] In view of the above technical problems, the present invention proposes an assembled high-strength pressure equalizing ring.

[0005] The technical solution adopted by the present invention to solve the above technical problems is: an assembled high-strength voltage-grading ring, comprising a voltage-grading component, the voltage-grading component comprising an insulator, a conductive ring three is arranged on the insulator, a conductive ring four and a connecting rod mechanism are arranged on the conductive ring three, a conductive ring two and a conductive ring one are arranged on the connecting rod mechanism, the connecting rod mechanism adjusts the distance between the conductive ring one, the conductive ring two and the conductive ring three, the connecting rod mechanism comprises a plurality of groups of locking pins, the locking pins fix the connecting rod mechanism to prevent the conductive ring one, the conductive ring two and the conductive ring three from positional displacement during operation, a wiping component is detachably arranged on the conductive ring three, the wiping component comprises a rotating column, a plurality of groups of wiping racks are slidably arranged on the rotating column, a plurality of groups of wiping sponges are arranged on the wiping rack, the wiping sponges one clean the conductive ring one, the conductive ring two, the conductive ring three and the conductive ring four, the insulator is detachably provided with a maintenance component, the maintenance component cleans the insulator while wiping the inner sides of the conductive ring one and the conductive ring two.

[0006] Furthermore, a mounting plate is provided at the lower end of the insulator, a motor is provided on each of the conductive ring three and the conductive ring two, a screw is provided on the output shaft of the motor one, the conductive ring one and the conductive ring two are connected via a screw thread, and the conductive ring two and the conductive ring three are connected via a screw thread.

[0007] Furthermore, the connecting rod mechanism includes connecting rod 1, one end of connecting rod 1 is rotatably connected to conductive ring 3, the other end of connecting rod 1 is rotatably provided with connecting rod 2, connecting rod 2 is rotatably connected to conductive ring 2, connecting rod 3 is rotatably provided on conductive ring 2, connecting rod 4 is rotatably provided on connecting rod 3, connecting rod 4 is rotatably connected to conductive ring 1, and locking pins are slidably provided at the rotation axes of connecting rod 1, connecting rod 2, connecting rod 3 and connecting rod 3.

[0008] Furthermore, a rotating disk is rotatably arranged on the rotating column, a plurality of groups of protrusions are arranged on the rotating disk, a spring is arranged between the wiping frame and the rotating column, the protrusions are always in contact with the wiping frame, and the rotating disk pushes the wiping frame to move when it rotates.

[0009] Furthermore, a sliding block 1 is slidably arranged on the wiping frame, a sliding plate is slidably arranged on the sliding block 1, a spray head 1 is arranged on the sliding plate, and the spray head 1 sprays cleaning liquid toward the wiping sponge 1.

[0010] Furthermore, the maintenance component includes a clamping ring 2, on which a clamping ring 1 is rotatably arranged, and the maintenance component is fixed on the insulator through the clamping ring 2 and the clamping ring 1.

[0011] Furthermore, a group of sliding blocks 2 are slidably arranged on the clamping ring 1 and the clamping ring 2, and the wiping sponge 2 is slidably installed on the sliding block 2.

[0012] Furthermore, an adjustment plate is slidably and rotatably arranged on the sliding block 2, and a plurality of groups of clamping rings 1 are arranged on the adjustment plate, and the clamping rings 1 are used to flush the insulators.

[0013] The beneficial effects of the present invention compared with the prior art are: the voltage equalizing component provided in the present invention automatically adjusts the distance between the conductive ring one, the conductive ring two, and the conductive ring three, and can automatically lock them after the adjustment is completed, thereby improving the applicability and usage intensity of the present invention, and being suitable for various work scenes, and the wiping component and maintenance component provided in the present invention automatically clean the insulator, the conductive ring one, the conductive ring two, the conductive ring three, and the conductive ring four, thereby avoiding the danger of manual long-term work at high altitudes, and the inner sides of the conductive ring one and the conductive ring two can be cleaned, thereby increasing the service life of each component. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0015] Figure 2 It is a top view of the overall structure of the present invention.

[0016] Figure 3 for Figure 2Structural cross-section view in the AA direction.

[0017] Figure 4 It is a left view of the pressure equalizing assembly structure of the present invention.

[0018] Figure 5 for Figure 4 Structural cross-section view along the BB direction.

[0019] Figure 6 It is a schematic diagram of the structure of the wiping component of the present invention.

[0020] Figure 7 It is a top view of the wiping component structure of the present invention.

[0021] Figure 8 for Figure 7 Structural cross-section view in CC direction.

[0022] Fig. 9 This is a top view of the maintenance component structure of the present invention.

[0023] Fig.10 It is a cross-sectional view of the wiping component structure of the present invention.

[0024] Figure numerals: 1-voltage equalizing assembly; 2-wiping assembly; 3-maintenance assembly; 101-insulator; 102-conductive ring 1; 103-conductive ring 2; 104-conductive ring 3; 105-mounting plate; 106-conductive ring 4; 107-motor 1; 108-screw rod; 109-connecting rod 1; 110-connecting rod 2; 111-connecting rod 3; 112-connecting rod 4; 113-locking pin; 114-gear 1; 201-wiping Frame; 202-sliding block 1; 203-sliding plate; 204-spraying head 1; 205-wiping sponge 1; 206-rotating plate; 207-protruding block; 208-rotating column; 209-spring; 210-gear 2; 301-sliding block 2; 302-adjusting plate; 303-spraying head 2; 304-clamping ring 1; 305-clamping ring 2; 306-gear 3; 307-gear 4; 308-wiping sponge 2. DETAILED DESCRIPTION

[0025] refer to Figures 1 to 10 An assembled high-strength equalizing ring is shown, comprising an equalizing component 1 for installation on a high-voltage line, wherein a plurality of groups of equalizing rings are arranged on the equalizing component 1, and the distances between the plurality of groups of equalizing rings can be adjusted, and the strength of the plurality of groups of equalizing rings is improved by a locking function, and a wiping component 2 and a maintenance component 3 are detachably arranged on the equalizing component 1, wherein the wiping component 2 wipes the plurality of groups of equalizing rings, and the maintenance component 3 cleans the insulator 101, thereby ensuring the use effect of the present invention.

[0026] The voltage grading assembly 1 includes an insulator 101, a mounting plate 105 is provided at the lower end of the insulator 101, and the voltage grading assembly 1 is installed on the high-voltage line through the mounting plate 105. A conductive ring 3 104 is provided at the upper end of the insulator 101, and a conductive ring 4 106 and a gear 114 are provided on the conductive ring 3 104. A motor 107 is provided on the side of the conductive ring 3 104, and a screw rod 108 is provided on the output shaft of the motor 107. The screw rod 108 is connected to the conductive ring 2 103 by a thread, and the conductive ring 2 103 is connected to the conductive ring 2 104 by a thread. Another set of motor 107 is arranged on 03, and a screw 108 is arranged on the output shaft of motor 107, and screw 108 is connected to conductive ring 102 by threading, and a set of conductive ring 3 104 is rotatably arranged on both sides of conductive ring 3 104, and a set of connecting rod 2 110 and connecting rod 3 111 are rotatably arranged on both sides of conductive ring 2 103, and a set of connecting rod 4 112 is rotatably arranged on both sides of conductive ring 102, and connecting rod 3 111 is rotatably connected with connecting rod 4 112, and connecting rod 2 110 is rotatably connected with connecting rod 1 109 is rotatably connected, and locking pins 113 are slidably provided on the conductive ring 102, the conductive ring 2 103 and the conductive ring 3 104, and locking pins 113 are also slidably provided on the connecting rod 2 110 and the connecting rod 3 111. The locking pins 113 are intermittently inserted at the rotating shafts of the connecting rod 109, the connecting rod 2 110, the connecting rod 3 111 and the connecting rod 4 112 to fix the connecting rod 109, the connecting rod 2 110, the connecting rod 3 111 and the connecting rod 4 112, thereby preventing the conductive ring 102, the conductive ring 2 1 03 and the conductive ring three 104 are offset during the operation. When it is necessary to adjust the distance between the conductive ring one 102, the conductive ring two 103 and the conductive ring three 104, the multiple sets of locking pins 113 are driven to move. After the locking pins 113 are moved out, the fixation of the connecting rod one 109, the connecting rod two 110, the connecting rod three 111 and the connecting rod four 112 is released, and the motor one 107 is driven to work. The motor one 107 drives the screw rod 108 to rotate, so as to adjust the position of the conductive ring one 102 and the conductive ring two 103.

[0027] The wiping assembly 2 includes a rotating column 208 rotatably mounted on the conductive ring 3 104, a plurality of groups of wiping frames 201 are slidably arranged on the rotating column 208, a spring 209 is arranged between the wiping frames 201 and the rotating column 208, a rotating disk 206 is rotatably arranged on the rotating column 208, a plurality of groups of raised blocks 207 are arranged on the rotating disk 206, the raised blocks 207 are arranged in an arc shape, and in the initial state, the highest point of the raised blocks 207 is in contact with the wiping frame 201, and the raised blocks 207 are always in contact with the wiping frame 201, when the rotating disk 206 is driven to rotate on the rotating column 208, the rotating column 208 drives the raised blocks 207 to rotate, and the raised blocks 207 push the plurality of groups of wiping frames 201 to move, a sliding block 202 is slidably arranged on the wiping frame 201, a sliding plate 203 is slidably arranged on the sliding block 202, a spray head 204 is arranged on the sliding plate 203, and the sliding block 202 is driven to move in the wiping frame 201, and the wiping frame 201 is provided with a plurality of sliding blocks 202, and a plurality of sliding blocks 202 are provided with a plurality of sliding plates 203, and a spray head 204 is arranged on the sliding plate 203, and the sliding block 202 is driven to move in the wiping frame 201, and the plurality of sliding blocks 202 are provided with a plurality of sliding plates 203, and a spray head 204 is arranged on the sliding plate 203, and the plurality of sliding blocks 202 are driven to move in the wiping frame 201, and the plurality of The wiping frame 201 slides, driving the sliding plate 203 to slide on the sliding block 1 202, changing the position of the spray head 1 204, driving the spray head 1 204, and spraying the cleaning liquid onto the wiping sponge 1 205, thereby improving the cleaning effect of the wiping sponge 1 205 on the conductive ring 1 102, the conductive ring 2 103, the conductive ring 3 104 and the conductive ring 4 106. The wiping frame 201 is provided with multiple groups of wiping sponges 1 205, and the wiping sponges 1 205 are fitted with the conductive ring 1 102, the conductive ring 2 103, the conductive ring 3 104 and the conductive ring 4 106. The lower end of the rotating column 208 is rotatably provided with a gear 210, and the gear 210 is meshed with the gear 1 114. When the gear 210 is driven to rotate, the gear 210 drives the rotating column 208 to rotate on the conductive ring 3 104, and the rotating column 208 drives multiple groups of wiping frames 201 to rotate, thereby changing the position of the wiping frame 201.

[0028] The maintenance component 3 includes a clamping ring 1 304 and a clamping ring 2 305. There is a gap between the clamping ring 1 304 and the clamping ring 2 305, but the gap size is smaller than the distance between adjacent teeth on the gear 4 307. The clamping ring 1 304 and the clamping ring 2 305 are rotatably connected. The clamping ring 1 304 and the clamping ring 2 305 are both provided with a gear 306. The maintenance component 3 is fixed to the insulator 101 through the clamping ring 2 305 and the clamping ring 2 305. The clamping ring 1 304 is slidably provided with a sliding block 2 301. The sliding block 2 301 slides on the clamping ring 1 304 and the clamping ring 2 305. The lower end of the sliding block 2 301 is provided with a gear 4 307. The gear 4 307 and the gear 3 3 06 meshes, when the driving gear four 307 rotates, the gear four 307 drives the sliding block two 301 to slide on the clamping ring one 304 and the clamping ring two 305, two groups of adjustment plates 302 are slidably arranged on the sliding block two 301, and multiple groups of spray heads two 303 are arranged on the adjustment plates 302. When the spray heads two 303 are driven, the spray heads two 303 spray water to clean the insulator 101, and multiple groups of wiping sponges two 308 are slidably arranged on the upper end of the sliding block two 301. The wiping sponges two 308 are driven to slide on the sliding block two 301, so that the wiping sponges two 308 are in contact with the inner sides of the conductive ring one 102 and the conductive ring two 103, so as to clean the inner sides of the conductive ring one 102 and the conductive ring two 103.

[0029] Working principle: During operation, the voltage balancing assembly 1 is installed in the high voltage electrical system through the mounting plate 105. When the distance between the conductive ring 1 102, the conductive ring 2 103 and the conductive ring 3 104 needs to be adjusted, the multiple sets of locking pins 113 are driven to move. After the locking pins 113 are moved out, the fixing of the connecting rod 109, the connecting rod 2 110, the connecting rod 3 111 and the connecting rod 4 112 is released, and the motor 107 on the conductive ring 3 104 and the conductive ring 2 103 is driven to work. The motor 107 drives the screw rod 108 to rotate. 08 is connected with the conductive ring 2 103 and the conductive ring 1 102 by threads, and the screw rod 108 drives the conductive ring 2 103 and the conductive ring 1 102 to move, so as to adjust the positions of the conductive ring 1 102 and the conductive ring 2 103. After completing the adjustment of the positions of the conductive ring 1 102 and the conductive ring 2 103, drive multiple sets of locking pins 113 to move, so that the locking pins 113 are inserted into the connecting rod 1 109, the connecting rod 2 110, the connecting rod 3 111, and the connecting rod 4 112, so as to complete the fixation of the positions of the conductive ring 102 and the conductive ring 2 103.

[0030] When it is necessary to clean the conductive ring 1 102, the conductive ring 2 103, the conductive ring 3 104, and the conductive ring 4 106, the rotating column 208 is placed on the conductive ring 3 104, so that the gear 2 210 is meshed with the gear 1 114, and when the gear 2 210 is driven to rotate, the gear 2 210 drives the rotating column 208 to rotate on the conductive ring 3 104, and the voltage-equalizing component 1 is driven to work so that the conductive ring 1 102 and the conductive ring 2 103 are aligned with the corresponding group of clamping rings 2 305, and the rotating disk 206 is driven to rotate, and the rotating disk 206 drives the protruding block 207 to rotate. Since the protruding block 207 is arc-shaped, the wiping frame 201 moves through the deformation restoring force of the spring 209, and the multiple groups of wiping frames 201 all move toward the axial direction of the rotating column 208. At this time, the wiping frame 201 drives the multiple groups of wiping sponges 20 5 is fitted with the conductive ring 1 102, the conductive ring 2 103, the conductive ring 3 104 and the conductive ring 4 106, and then the gear 2 210 is driven to rotate, the gear 2 210 drives the rotating column 208 to rotate on the conductive ring 3 104, the rotating column 208 drives the multiple groups of wiping frames 201 to wipe the outside of the conductive ring 1 102, the conductive ring 2 103, the conductive ring 3 104 and the conductive ring 4 106, and at the same time, the sliding block 1 202 is driven to slide on the wiping frame 201, and the sliding plate 203 is driven to slide on the sliding block 1 202, so as to complete the adjustment of the position of the spray head 1 204, drive the spray head 1 204 to work, and the spray head 1 204 sprays the cleaning liquid onto the wiping sponge 1 205, so as to improve the cleaning effect of the conductive ring 1 102, the conductive ring 2 103, the conductive ring 3 104 and the conductive ring 4 106.

[0031] When cleaning the insulator 101, the clamping ring 1 304 and the clamping ring 2 305 are installed on the insulator 101, and then the clamping ring 1 304 and the clamping ring 2 305 are locked, and the maintenance component 3 is fixed on the insulator 101, and the wiping sponge 2 308 is driven to slide on the sliding block 2 301, and the wiping sponge 2 308 is fitted with the inner side of the conductive ring 1 102 and the conductive ring 2 103, and the gear 4 307 is driven to rotate, and the gear 4 307 is meshed with the gear 3 306. Gear four 307 drives sliding block two 301 to slide on clamping ring one 304 and clamping ring two 305, sliding block two 301 drives wiping sponge two 308 to wipe the inner sides of conductive ring one 102 and conductive ring two 103, and drives spray head two 303 to work, spray head two 303 sprays cleaning liquid onto the surface of insulator 101 to clean insulator 101, and drives adjusting plate 302 to slide back and forth on sliding block two 301, thereby increasing the cleaning range of insulator 101.

[0032] The present invention is not limited to the above-mentioned specific implementation modes. Various changes made by technicians in the relevant technical field based on the above-mentioned conception without creative work all fall within the protection scope of the present invention.

Claims

1. An assembled high-strength voltage-grading ring, comprising a voltage-grading assembly (1), wherein the voltage-grading assembly (1) comprises an insulator (101), wherein a conductive ring (104) is arranged on the insulator (101), and wherein: The conductive ring three (104) is provided with a conductive ring four (106) and a connecting rod mechanism, the conductive ring two (103) and the conductive ring one (102) are provided on the connecting rod mechanism, the connecting rod mechanism adjusts the distance between the conductive ring one (102), the conductive ring two (103) and the conductive ring three (104), the connecting rod mechanism includes a plurality of sets of locking pins (113), the locking pins (113) fix the connecting rod mechanism to prevent the conductive ring one (102), the conductive ring two (103) and the conductive ring three (104) from positional displacement during operation, and the conductive ring three (104) is detachably provided with a wiping assembly ( 2), the wiping assembly (2) comprises a rotating column (208), a plurality of wiping racks (201) are slidably arranged on the rotating column (208), a plurality of wiping sponges (205) are arranged on the wiping rack (201), the wiping sponges (205) are used to clean the conductive rings (102), (103), (104) and (106), and a maintenance assembly (3) is detachably arranged on the insulator (101), and the maintenance assembly (3) cleans the inner sides of the conductive rings (102) and (103) while cleaning the insulator (101).

2. The assembled high-strength pressure equalizing ring according to claim 1, characterized in that: The lower end of the insulator (101) is provided with a mounting plate (105), the conductive ring three (104) and the conductive ring two (103) are both provided with a motor one (107), the output shaft of the motor one (107) is provided with a screw rod (108), the conductive ring one (102) and the conductive ring two (103) are threadedly connected via the screw rod (108), and the conductive ring two (103) and the conductive ring three (104) are threadedly connected via the screw rod (108).

3. The assembled high-strength pressure equalizing ring according to claim 2, characterized in that: The connecting rod mechanism comprises a connecting rod 1 (109), one end of the connecting rod 1 (109) is rotatably connected to a conductive ring 3 (104), the other end of the connecting rod 1 (109) is rotatably provided with a connecting rod 2 (110), the connecting rod 2 (110) is rotatably connected to a conductive ring 2 (103), a connecting rod 3 (111) is rotatably provided on the conductive ring 2 (103), a connecting rod 4 (112) is rotatably provided on the connecting rod 3 (111), the connecting rod 4 (112) is rotatably connected to the conductive ring 1 (102), and locking pins (113) are slidably provided at the rotation axes of the connecting rod 1 (109), the connecting rod 2 (110), the connecting rod 3 (111) and the connecting rod 3 (111).

4. The assembled high-strength pressure equalizing ring according to claim 1, characterized in that: A rotating disk (206) is rotatably arranged on the rotating column (208), a plurality of groups of protruding blocks (207) are arranged on the rotating disk (206), a spring (209) is arranged between the wiping frame (201) and the rotating column (208), the protruding blocks (207) are always in contact with the wiping frame (201), and the rotating disk (206) pushes the wiping frame (201) to move when rotating.

5. The assembled high-strength pressure-equalizing ring according to claim 4, characterized in that: A sliding block (202) is slidably arranged on the wiping frame (201), a sliding plate (203) is slidably arranged on the sliding block (202), a spray head (204) is arranged on the sliding plate (203), and the spray head (204) sprays cleaning liquid onto the wiping sponge (205).

6. The assembled high-strength pressure equalizing ring according to claim 1, characterized in that: The maintenance component (3) comprises a second clamping ring (305), on which a first clamping ring (304) is rotatably arranged, and the maintenance component (3) is fixed to the insulator (101) via the second clamping ring (305) and the first clamping ring (304).

7. The assembled high-strength pressure-equalizing ring according to claim 6, characterized in that: A set of sliding blocks (301) are slidably arranged on the clamping ring (304) and the clamping ring (305), and the wiping sponge (308) is slidably mounted on the sliding block (301).

8. The assembled high-strength pressure-equalizing ring according to claim 7, characterized in that: An adjustment plate (302) is slidably and rotatably mounted on the sliding block (301), and a plurality of groups of clamping rings (304) are arranged on the adjustment plate (302). The clamping rings (304) are used to flush the insulator (101).

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