CN213126768U - Overvoltage protector for current transformer - Google Patents
Overvoltage protector for current transformer Download PDFInfo
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- CN213126768U CN213126768U CN202022129510.2U CN202022129510U CN213126768U CN 213126768 U CN213126768 U CN 213126768U CN 202022129510 U CN202022129510 U CN 202022129510U CN 213126768 U CN213126768 U CN 213126768U
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Abstract
The utility model discloses a current transformer overvoltage protector, which comprises a mounting frame, a protective box, a wiring board, a sealing plate, an adjusting and hoisting protective frame structure, an adjusting and protective mounting fixing frame structure, a protector maintaining and protective maintaining frame structure, a top plate, a sliding rod, a sliding block, a mounting plate, a fixing shell, a protector, a protective spring, a bottom plate and a protective block, wherein the protective box is connected with the left lower part of the front surface of the mounting frame through screws; the wiring board is connected to the middle position of the inner side of the wiring board through a screw; the sealing plate is connected to the right side of the protection box through a hinge; the adjusting hoisting protection frame structure is installed in the middle of the bottom of the installation frame. The arrangement of the support plate, the fixing frame, the fixing sleeve, the protective pipe, the connecting rod, the barrier plate and the fixing plate is favorable for protecting the protector; the connecting plate, the guard bar, the connecting axle, the mounting hole, branch, connect the setting of rope and guard ring, are favorable to installing fixedly to the protector.
Description
Technical Field
The utility model belongs to the technical field of overvoltage protector, especially, relate to a current transformer overvoltage protector.
Background
The overvoltage protector of the current transformer is also called as a CT overvoltage protector and is mainly used for one-time measurement and control in a power system. The current transformer overvoltage protector can be connected with various light alarms or provided for a comprehensive protection device to enable information to be transmitted remotely, the type of the current transformer overvoltage protector is divided into 1 to 18 windings, and the working principle is as follows: when the protection acts, the protection device is normally opened and closed, and the protection device is normally closed and opened.
But current transformer overvoltage protector still has the inconvenience and protects the protector, and the protector installation effect is poor and inconvenient carries out the problem of outage maintenance to electric power.
Therefore, the invention of the overvoltage protector for the current transformer is very necessary.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a current transformer overvoltage protector to solve current transformer overvoltage protector inconvenient and protect the protector, the protector installation effect is poor with inconvenient to carry out the problem of outage maintenance to electric power.
In order to solve the technical problem, the utility model discloses a technical scheme be: a current transformer overvoltage protector comprises a mounting frame, a protection box, a wiring board, a sealing plate, an adjusting and hoisting protection frame structure, an adjusting and protecting mounting frame structure, a protector maintaining and protecting maintenance frame structure, a top plate, a sliding rod, a sliding block, a mounting plate, a fixing shell, a protector, a protection spring, a bottom plate and a protection block, wherein the protection box is connected to the lower part of the left side of the front surface of the mounting frame through a screw; the wiring board is connected to the middle position of the inner side of the wiring board through a screw; the sealing plate is connected to the right side of the protection box through a hinge; the adjusting hoisting protection frame structure is arranged in the middle of the bottom of the mounting frame; the adjusting, protecting and mounting fixing frame structures are respectively arranged on the left side and the right side of the upper part of the front surface of the mounting frame; the protector maintenance and protection maintenance frame structure is arranged at the lower part of the right side of the front surface of the mounting frame; the top plates are respectively connected to the left side and the right side of the upper part of the inner side of the mounting frame through screws; the sliding rod is connected to the middle position of the bottom of the top plate through a bolt; the sliding block is sleeved in the middle of the outer surface of the sliding rod; the mounting plate is connected with the joint of the sliding block and the sliding block through a screw; the fixed shell is connected to the middle position of the upper surface of the mounting plate through a bolt; the protector is connected to the middle position of the lower part of the inner side of the fixed shell through a bolt; the protection springs are respectively connected to the left side and the right side of the bottom of the mounting plate through screws; the bottom plate screw is connected to the middle position of the bottom of the mounting plate; the protection blocks are respectively connected to the left side and the right side of the bottom plate through screws; the adjustable hoisting protection frame structure comprises a support plate, a fixing frame, a fixing sleeve, a protection pipe, a connecting rod, a barrier plate and a fixing plate, wherein the fixing frame is respectively connected to the left side and the right side of the bottom of the support plate through bolts; the fixed sleeve is sleeved at the middle position of the inner side of the fixed frame; the protective pipes are respectively connected to the left side and the right side of the rear surface of the fixed sleeve in a shaft mode; the connecting rod is longitudinally inserted at the lower part of the inner side of the protective pipe; the stop plate is connected to the upper part of the connecting rod through a screw; the fixing plate is connected to the lower part of the connecting rod through a screw.
Preferably, the other end of the protection spring is connected with a mounting frame screw; the outer wall of the protection spring is wrapped with a PVC plastic layer.
Preferably, the protection block is a rubber block; the upper part of the protection block is glued with a PVC plastic sheet.
Preferably, a stainless steel spring is arranged at the joint of the protective pipe and the blocking plate; one end of the stainless steel spring is welded on the upper part of the inner side of the protective pipe, and the other end of the stainless steel spring is welded on the upper part of the barrier plate.
Preferably, the fixing frame is a stainless steel frame; the outer wall of the fixing frame is wrapped with an anti-rust paint layer.
Preferably, the adjusting protection mounting fixing frame structure comprises a connecting plate, a protection rod, a connecting shaft, a mounting hole, a support rod, a connecting rope and a protection ring, wherein the protection rod is connected to the left side of the rear surface of the connecting plate through the connecting shaft; the mounting hole is connected to the left side of the guard bar through a bolt; the support rod is connected to the right side of the rear surface of the connecting plate in a shaft mode; the connecting rope is respectively glued to the upper part of the right side of the supporting rod and the lower part of the right side of the supporting rod; the protective ring is glued on the right side of the connecting rope.
Preferably, a rubber ring is arranged at the joint of the connecting plate and the connecting shaft; the rubber ring is embedded on the outer wall of the connecting shaft.
Preferably, the connecting rope is a stainless steel wire rope.
Preferably, the protector maintenance and protection maintenance frame structure comprises a protection shell, a connecting block, a placing plate, a connecting pipe, a holding rod, an installation rod and a maintenance frame, wherein the connecting block is connected to the lower part of the right side of the front surface of the protection shell through a screw; the placing plate is connected to the upper part of the connecting block through screws; the connecting pipe is connected to the upper part of the left side of the front surface of the protective shell through a screw; the holding rod is in threaded connection with the lower part of the inner side of the holding rod; the mounting rod screw is connected to the middle position of the bottom of the holding rod; the maintenance frame is connected to the lower part of the mounting rod through screws.
Preferably, the connecting pipe is a stainless steel pipe; the inner wall of the connecting pipe is turned with internal threads.
Preferably, the maintenance frame specifically adopts a serpentine stainless steel frame.
Preferably, the support plate is connected with the mounting frame through bolts; the connecting plate is connected with the mounting frame through bolts; the protective shell is connected with the mounting frame through bolts.
Preferably, the protector is a protector with the model number MIC 1.3M.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, extension board, mount, fixed cover, protective tube, connecting rod, the setting of barrier plate and fixed plate is favorable to protecting the protector.
The utility model discloses in, connecting plate, guard bar, connecting axle, mounting hole, branch, the setting of connecting rope and guard ring is favorable to installing fixedly to the protector.
The utility model discloses in, the protecting crust, the board is placed to the connecting block, the connecting pipe, the holding rod, the setting of installation pole and maintenance frame is favorable to carrying out the outage maintenance to the protector.
In the utility model, the other end of the protection spring is connected with the mounting rack screw; the outer wall of the protection spring is wrapped with a PVC plastic layer, so that the installation plate can be reset.
In the utility model, the protection block is a rubber block; the upper portion of protection piece has the PVC plastic sheet of glue joint, is favorable to playing spacing effect to the mounting panel.
In the utility model, the joint of the protective tube and the barrier plate is provided with a stainless steel spring; one end of the stainless steel spring is welded on the upper part of the inner side of the protective pipe, and the other end of the stainless steel spring is welded on the upper part of the barrier plate, so that the connecting rod can be stretched and reset.
In the utility model, the fixing frame is a stainless steel frame; the outer wall of mount on the parcel have the anti-rust paint layer, be favorable to preventing that the mount from rustting and damaging.
In the utility model, a rubber ring is arranged at the joint of the connecting plate and the connecting shaft; the rubber ring is embedded on the outer wall of the connecting shaft, so that the connecting shaft is prevented from being abraded.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the structure schematic diagram of the adjusting hoisting protection frame structure of the utility model.
Fig. 3 is a schematic structural diagram of the adjustable protective mounting fixing frame structure of the present invention.
Fig. 4 is a schematic structural view of the protector maintenance frame structure of the present invention.
In fig. 1 to 4:
1. a mounting frame; 2. a protective case; 3. a wiring board; 4. a sealing plate; 5. adjusting the hoisting protection frame structure; 51. a support plate; 52. a fixed mount; 53. fixing a sleeve; 54. a protective tube; 55. a connecting rod; 56. a blocking plate; 57. a fixing plate; 6. adjusting a protective mounting fixing frame structure; 61. a connecting plate; 62. a guard bar; 63. a connecting shaft; 64. mounting holes; 65. a strut; 66. connecting ropes; 67. a guard ring; 7. the protector maintains the protective maintenance frame structure; 71. a protective shell; 72. connecting blocks; 73. placing the plate; 74. a connecting pipe; 75. a holding rod; 76. mounting a rod; 77. a maintenance frame; 8. a top plate; 9. a slide bar; 10. a slider; 11. mounting a plate; 12. a stationary case; 13. a protector; 14. a protection spring; 15. a base plate; 16. and a protection block.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
as shown in fig. 1 and fig. 2, the overvoltage protector for the current transformer of the present invention comprises a mounting frame 1, a protection box 2, a wiring board 3, a sealing plate 4, an adjusting and hoisting protection frame structure 5, an adjusting and protecting mounting frame structure 6, a protector maintaining and protecting frame structure 7, a top plate 8, a sliding rod 9, a slider 10, a mounting plate 11, a fixing shell 12, a protector 13, a protecting spring 14, a bottom plate 15 and a protecting block 16, wherein the protection box 2 is connected to the lower portion of the left side of the front surface of the mounting frame 1 by screws; the wiring board 3 is connected to the middle position of the inner side of the wiring board 3 through screws; the sealing plate 4 is connected to the right side of the protection box 2 through a hinge; the adjusting hoisting protection frame structure 5 is arranged in the middle of the bottom of the mounting frame 1; the adjusting protection mounting fixing frame structures 6 are respectively arranged on the left side and the right side of the upper part of the front surface of the mounting frame 1; the protector maintenance and protection maintenance frame structure 7 is arranged at the lower part of the right side of the front surface of the mounting frame 1; the top plate 8 is respectively connected to the left side and the right side of the upper part of the inner side of the mounting frame 1 through screws; the sliding rod 9 is connected with the middle position of the bottom of the top plate 8 through a bolt; the sliding block 10 is sleeved at the middle position of the outer surface of the sliding rod 9; the mounting plate 11 is connected with the joint of the sliding block 10 and the sliding block 10 through screws; the fixed shell 12 is connected to the middle position of the upper surface of the mounting plate 11 through a bolt; the protector 13 is connected to the middle position of the lower part of the inner side of the fixed shell 12 through a bolt; the protection springs 14 are respectively connected to the left side and the right side of the bottom of the mounting plate 11 through screws; the bottom plate 15 is connected to the middle position of the bottom of the mounting plate 11 through a screw; the protection blocks 16 are respectively connected to the left side and the right side of the bottom plate 15 through screws; the adjusting hoisting protection frame structure 5 comprises a support plate 51, a fixed frame 52, a fixed sleeve 53, a protection pipe 54, a connecting rod 55, a blocking plate 56 and a fixed plate 57, wherein the fixed frame 52 is respectively bolted on the left side and the right side of the bottom of the support plate 51; the fixing sleeve 53 is sleeved at the middle position of the inner side of the fixing frame 52; the protective pipes 54 are respectively connected with the left side and the right side of the rear surface of the fixed sleeve 53 in a shaft way; the connecting rod 55 is longitudinally inserted at the lower part of the inner side of the protective pipe 54; the stop plate 56 is connected to the upper part of the connecting rod 55 through a screw; the fixing plate 57 is connected to the lower part of the connecting rod 55 through a screw; the protector 13 is moved to a position where the protector 13 is needed, then the sealing plate 4 is opened, the external power equipment can be connected through the wiring board 3 in the protection box 2, then the external power equipment can be protected by matching with the protector 13, and then the protector 13 can be protected by penetrating the fixing plate 57 through external bolts.
Preferably, the other end of the protection spring 14 is connected with the mounting frame 1 through a screw; the outer wall of the protection spring 14 is wrapped with a PVC plastic layer.
In this embodiment, specifically, the other end of the protection spring 14 is connected with the mounting bracket 1 by a screw; the outer wall of the protection spring 14 is wrapped with a PVC plastic layer.
In this embodiment, specifically, the protection block 16 specifically adopts a rubber block; the upper part of the protection block 16 is glued with a PVC plastic sheet.
In this embodiment, specifically, a stainless steel spring is disposed at the connection position of the protection tube 54 and the blocking plate 56; one end of the stainless steel spring is welded on the upper part of the inner side of the protective pipe 54, and the other end of the stainless steel spring is welded on the upper part of the stop plate 56.
In this embodiment, specifically, the fixing frame 52 specifically adopts a stainless steel frame; the outer wall of the fixing frame 52 is wrapped with a rust-proof paint layer.
In this embodiment, referring to fig. 3, the adjusting protection mounting fixing frame structure 6 includes a connecting plate 61, a protection rod 62, a connecting shaft 63, a mounting hole 64, a supporting rod 65, a connecting rope 66 and a protection ring 67, wherein the protection rod 62 is connected to the left side of the rear surface of the connecting plate 61 through the connecting shaft 63; the mounting hole 64 is connected to the left side of the guard bar 62 through a bolt; the supporting rod 65 is connected to the right side of the rear surface of the connecting plate 61 in a shaft mode; the connecting rope 66 is respectively glued on the upper part of the right side of the supporting rod 65 and the lower part of the right side of the supporting rod 65; the protective ring 67 is glued on the right side of the connecting rope 66; when the protector 13 needs to be used, the protector 13 can be installed and fixed by passing an external bolt through the installation hole 64, and the protector 13 can be hoisted by hanging the protective ring 67 on an external fixing device.
In this embodiment, specifically, a rubber ring is disposed at a connection position of the connecting plate 61 and the connecting shaft 63; the rubber ring is embedded on the outer wall of the connecting shaft 63.
In this embodiment, the connection rope 66 is specifically a stainless steel wire rope.
In this embodiment, referring to fig. 4, the protector maintenance and protection maintenance frame structure 7 includes a protection shell 71, a connection block 72, a placement plate 73, a connection pipe 74, a holding rod 75, a mounting rod 76 and a maintenance frame 77, wherein the connection block 72 is screwed to the lower portion of the right side of the front surface of the protection shell 71; the placing plate 73 is connected to the upper part of the connecting block 72 through screws; the connecting pipe 74 is screwed on the upper part of the left side of the front surface of the protective shell 71; the holding rod 75 is in threaded connection with the lower part of the inner side of the holding rod 75; the mounting rod 76 is connected to the middle position of the bottom of the holding rod 75 through a screw; the maintenance frame 77 is connected with the lower part of the mounting rod 76 through screws; when the external electric power facility or the protector 13 needs to be maintained, the holding rod 75 can be held by hand, the external power supply can be cut off by using the maintenance frame 77, and then the external electric power facility or the protector 13 can be maintained.
In this embodiment, specifically, the connecting pipe 74 specifically adopts a stainless steel pipe; the inner wall of the connecting pipe 74 is turned with an internal thread.
In this embodiment, specifically, the maintenance frame 77 specifically adopts a serpentine stainless steel frame.
In this embodiment, specifically, the support plate 51 is connected with the mounting bracket 1 by bolts; the connecting plate 61 is connected with the mounting frame 1 through bolts; the protective shell 71 is connected with the mounting frame 1 through bolts.
In this embodiment, specifically, the protector 13 specifically adopts a protector with a model number MIC 1.3M.
Principle of operation
The utility model discloses in during the in-use, at first remove the position that needs used protector 13 to protector 13, then open the terminal board 3 that closing plate 4 utilized in the protection box 2 can be worked a telephone switchboard to outside power equipment, then cooperation protector 13 can protect outside electric power facility, then pass fixed plate 57 with the help of outside bolt and can protect protector 13, when needs use protector 13, pass mounting hole 64 with the help of outside bolt and can install protector 13 fixedly, and hang protection ring 67 and can hoist protector 13 on outside fixing device, if need maintain outside electric power facility or protector 13, hold, holding rod 75 utilizes maintenance frame 77 can cut off the power supply to the external power, then can maintain outside electric power facility or protector 13.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (10)
1. The overvoltage protector for the current transformer is characterized by comprising a mounting frame (1), a protective box (2), a wiring board (3), a sealing plate (4), an adjusting and hoisting protective frame structure (5), an adjusting and protecting mounting and fixing frame structure (6), a protector maintaining and protecting maintenance frame structure (7), a top plate (8), a sliding rod (9), a sliding block (10), a mounting plate (11), a fixing shell (12), a protector (13), a protecting spring (14), a bottom plate (15) and a protecting block (16), wherein the protective box (2) is in screwed connection with the lower part of the front surface of the mounting frame (1) on the left side; the wiring board (3) is in screw connection with the middle position of the inner side of the wiring board (3); the sealing plate (4) is connected to the right side of the protective box (2) through a hinge; the adjusting hoisting protection frame structure (5) is arranged in the middle of the bottom of the mounting frame (1); the adjusting, protecting and mounting fixing frame structures (6) are respectively arranged on the left side and the right side of the upper part of the front surface of the mounting frame (1); the protector maintenance and protection maintenance frame structure (7) is arranged at the lower part of the right side of the front surface of the mounting frame (1); the top plate (8) is respectively connected to the left side and the right side of the upper part of the inner side of the mounting frame (1) through screws; the sliding rod (9) is connected to the middle position of the bottom of the top plate (8) through a bolt; the sliding block (10) is sleeved at the middle position of the outer surface of the sliding rod (9); the mounting plate (11) is in screw connection with the connecting part of the sliding block (10) and the sliding block (10); the fixed shell (12) is connected to the middle position of the upper surface of the mounting plate (11) through a bolt; the protector (13) is connected to the middle position of the lower part of the inner side of the fixed shell (12) through a bolt; the protection springs (14) are respectively connected to the left side and the right side of the bottom of the mounting plate (11) through screws; the bottom plate (15) is connected to the middle position of the bottom of the mounting plate (11) through a screw; the protection blocks (16) are respectively connected to the left side and the right side of the bottom plate (15) through screws; the adjusting and hoisting protection frame structure (5) comprises a support plate (51), a fixed frame (52), a fixed sleeve (53), a protection pipe (54), a connecting rod (55), a blocking plate (56) and a fixed plate (57), wherein the fixed frame (52) is respectively connected to the left side and the right side of the bottom of the support plate (51) through bolts; the fixed sleeve (53) is sleeved at the middle position of the inner side of the fixed frame (52); the protective pipes (54) are respectively connected to the left side and the right side of the rear surface of the fixed sleeve (53) in a shaft mode; the connecting rod (55) is longitudinally inserted at the lower part of the inner side of the protective pipe (54); the blocking plate (56) is connected to the upper part of the connecting rod (55) through a screw; the fixing plate (57) is connected to the lower part of the connecting rod (55) through a screw.
2. The overvoltage protector for current transformers according to claim 1, characterized in that the other end of said protection spring (14) is screwed to the mounting frame (1); the outer wall of the protection spring (14) is wrapped with a PVC plastic layer.
3. The overvoltage protector for a current transformer according to claim 1, characterized in that said protective block (16) is a rubber block; the upper part of the protection block (16) is glued with a PVC plastic sheet.
4. The overvoltage protector for a current transformer according to claim 1, wherein a stainless steel spring is provided at the junction of the protective tube (54) and the blocking plate (56); one end of the stainless steel spring is welded on the upper part of the inner side of the protective pipe (54), and the other end of the stainless steel spring is welded on the upper part of the stop plate (56).
5. The overvoltage protector for a current transformer according to claim 1, wherein said mounting bracket (52) is embodied as a stainless steel frame; the outer wall of the fixing frame (52) is wrapped with a rust-proof paint layer.
6. The overvoltage protector for a current transformer according to claim 1, wherein said adjusting protection mounting fixture structure (6) comprises a connecting plate (61), a protection rod (62), a connecting shaft (63), a mounting hole (64), a support rod (65), a connecting rope (66) and a protection ring (67), said protection rod (62) is connected to the left side of the rear surface of the connecting plate (61) through the connecting shaft (63); the mounting hole (64) is connected to the left side of the guard rod (62) through a bolt; the supporting rod (65) is connected to the right side of the rear surface of the connecting plate (61) in a shaft mode; the connecting rope (66) is respectively glued to the upper part of the right side of the supporting rod (65) and the lower part of the right side of the supporting rod (65); the protective ring (67) is glued on the right side of the connecting rope (66).
7. The overvoltage protector for a current transformer according to claim 6, wherein a rubber ring is arranged at the joint of the connecting plate (61) and the connecting shaft (63); the rubber ring is embedded on the outer wall of the connecting shaft (63).
8. The overvoltage protection device for a current transformer as claimed in claim 6, wherein said connecting cord (66) is a stainless steel wire rope.
9. The overvoltage protector for current transformers according to claim 1, wherein said protector maintenance protective maintenance frame structure (7) comprises a protective shell (71), a connecting block (72), a placing plate (73), a connecting pipe (74), a holding rod (75), a mounting rod (76) and a maintenance frame (77), said connecting block (72) is screwed to the lower portion of the right side of the front surface of the protective shell (71); the placing plate (73) is connected to the upper part of the connecting block (72) through screws; the connecting pipe (74) is connected to the upper part of the left side of the front surface of the protective shell (71) through screws; the holding rod (75) is in threaded connection with the lower part of the inner side of the holding rod (75); the mounting rod (76) is connected to the middle position of the bottom of the holding rod (75) through a screw; the maintenance frame (77) is connected to the lower part of the mounting rod (76) through screws.
10. The overvoltage protection device for a current transformer as claimed in claim 9, wherein said connecting tube (74) is embodied as a stainless steel tube; the inner wall of the connecting pipe (74) is turned with internal threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022129510.2U CN213126768U (en) | 2020-09-25 | 2020-09-25 | Overvoltage protector for current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022129510.2U CN213126768U (en) | 2020-09-25 | 2020-09-25 | Overvoltage protector for current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213126768U true CN213126768U (en) | 2021-05-04 |
Family
ID=75665985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022129510.2U Active CN213126768U (en) | 2020-09-25 | 2020-09-25 | Overvoltage protector for current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213126768U (en) |
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2020
- 2020-09-25 CN CN202022129510.2U patent/CN213126768U/en active Active
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