CN114664517B - Current transformer - Google Patents
Current transformer Download PDFInfo
- Publication number
- CN114664517B CN114664517B CN202210373591.1A CN202210373591A CN114664517B CN 114664517 B CN114664517 B CN 114664517B CN 202210373591 A CN202210373591 A CN 202210373591A CN 114664517 B CN114664517 B CN 114664517B
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- side wall
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- 230000007246 mechanism Effects 0.000 claims description 77
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 14
- 230000000694 effects Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention relates to a current transformer, which comprises a transformer body, wherein the transformer body is arranged in a moving assembly, the moving assembly comprises a moving box, a connecting assembly and a moving cover, a placing opening is formed in the moving box, and the moving cover is movably connected to one end of the moving box, provided with the placing opening, through the connecting assembly; the invention provides a special moving device for the current transformer, which can prevent the current transformer from being damaged due to external impact, and can also prevent the current transformer from being impacted when the current transformer moves relatively to the moving device, thus preventing the current transformer from being damaged due to impact in the moving process of the current transformer.
Description
Technical Field
the invention relates to the technical field of current transformers, in particular to a current transformer.
Background
The current transformer principle is based on the electromagnetic induction principle. The current transformer consists of a closed iron core and windings. The primary winding has few turns and is connected in the circuit of the current to be measured, so that the current is always flowing through the circuit, the secondary winding has more turns and is connected in the measuring instrument and the protecting circuit in series. The current transformer is a precise instrument, and collision needs to be prevented in the using process. However, in the moving process of the current transformer, only a layer of foam and a paper box are coated on the periphery of the current transformer, so that the current transformer is easy to damage when collision occurs. In order to solve the above problems, the present invention proposes a current transformer.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects of the prior art, adapt to the actual needs and provide a current transformer so as to solve the technical problems.
(2) Technical proposal
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
The current transformer comprises a transformer body, wherein the transformer body is arranged in a moving assembly, the moving assembly comprises a moving box, a connecting assembly and a moving cover, a placing opening is formed in the moving box, and the moving cover is movably connected to one end of the moving box, provided with the placing opening, through the connecting assembly.
Further, coupling assembling includes connecting rod, a supporting spring and dwang, the connecting rod activity is pegged graft on removing the case, and the connecting rod with remove the lower extreme of lid and offset, fixedly grafting has the dwang on the connecting rod, and the dwang rotates and set up on the supporting shoe, supporting shoe fixed connection is on removing the lower terminal surface of lid, and moves the one end that is fixedly connected with a supporting spring on the lower terminal surface of lid, a supporting spring's the other end fixed connection is on removing the lower terminal surface of lid.
Further, the number of the connecting rods is two, and the two connecting rods are symmetrically arranged about the moving cover.
Further, a locking mechanism is arranged in the moving assembly.
further, the locking mechanism comprises a locking rod and a second supporting spring, the locking rod is movably inserted on a top plate of the moving box, the second supporting spring is connected outside the connecting rod in a winding mode, two ends of the second supporting spring are respectively and fixedly connected to the side wall of the locking rod and the outer top wall of the moving box, the upper end of the locking rod is fixedly connected with a drawing plate, one end of the moving cover, facing the moving box, is fixedly connected with a bearing plate, and a locking hole is formed in the bearing plate.
further, a pushing mechanism is arranged on one side of the moving cover, facing the moving box, and comprises a pushing plate and a guiding reset mechanism, wherein the pushing plate is fixedly connected to the guiding reset mechanism, and the free end of the guiding reset mechanism is fixedly connected to the side wall of the moving cover.
Further, the guide reset mechanism comprises a guide reset rod, a guide reset cylinder and a guide reset spring, wherein the guide reset rod is movably inserted into the guide reset cylinder, the guide reset spring is wound and connected outside the guide reset rod, and two ends of the guide reset spring are respectively and fixedly connected on the side wall of the guide reset rod and the outer side wall of the guide reset cylinder.
further, a pressing mechanism is arranged on one side of the moving cover, which faces the moving box.
Further, hold-down mechanism includes hold-down plate and rubber pad, fixedly connected with rubber pad on the lower terminal surface of hold-down plate, and the lateral wall fixedly connected with slider of hold-down plate, the slider slides and sets up in the slide rail, and slide rail fixed connection is on the lateral wall of moving the lid, the lower extreme fixedly connected with carriage release lever of slider, and the carriage release lever activity is pegged graft on the slide rail, the carriage release lever is outer winding and is connected with No. three supporting springs, and No. three supporting springs's both ends respectively fixed connection on the lateral wall of slide rail and on the lateral wall of carriage release lever, the lateral wall of carriage release lever articulates the one end that has the push-and-pull rod, and the other end of push-and-pull rod articulates on the lateral wall of pushing away the tight plate.
Further, an abutting mechanism is arranged on the compacting plate and comprises a supporting chute and a supporting sliding block, the supporting chute is arranged on the compacting plate, the supporting sliding block is arranged in the supporting chute in a sliding mode, a first abutting plate is fixedly connected to the upper end face of the supporting sliding block, an anti-blocking moving groove is formed in the first abutting plate, a second abutting plate is movably inserted into the anti-blocking moving groove, one end of a fourth supporting spring is fixedly connected to the lower end of the second abutting plate, and the other end of the fourth supporting spring is fixedly connected to the bottom wall of the anti-blocking moving groove; the side wall fixedly connected with of support slider does not have support spring's one end and pulls the one end of steel cable, the other end fixed connection of support spring does not have on the lateral wall of anti-sticking removes the groove, the other end fixed connection of pulling the steel cable removes the lateral wall of lid.
(3) The beneficial effects are that:
The invention provides a special moving device for the current transformer, which can prevent the current transformer from being damaged due to external impact, and can also prevent the current transformer from being impacted when the current transformer moves relatively to the moving device, thus preventing the current transformer from being damaged due to impact in the moving process of the current transformer.
According to the invention, the moving box and the moving cover are connected through the connecting component, and the connecting component is arranged, so that the moving cover can move in the horizontal direction relative to the moving box, and simultaneously, the moving cover can rotate relative to the moving box, and the mutual inductor body can be taken and placed from the moving component more conveniently due to the arrangement of the combined structure.
The invention is provided with the locking mechanism on the moving box and the moving cover, the locking mechanism is used for realizing the relative locking of the moving box and the moving cover, and the locking mechanism has reasonable structural design, and in the actual locking process, manual operation is not needed, so that the operation difficulty of equipment can be reduced.
The pushing mechanism is arranged on one side of the moving cover, which faces the moving box, and particularly, the pushing mechanism is carried to move in the process of moving the moving cover to the moving box, and the pushing mechanism can collide with the side wall of the transformer body, so that the transformer body is stably placed in the moving box.
The pressing mechanism is arranged in the moving box, and the pressing mechanism can realize the pressing function from the upper part of the transformer body, so that the pressing mechanism is used for assisting the pushing mechanism to better fasten the transformer body in the moving box, and prevent the transformer body from shaking in the moving box, thereby avoiding the impact of the transformer body.
The invention sets up the conflict mechanism in moving the case, the conflict mechanism sets up, can realize realizing the conflict to the locking lever, concretely, the conflict of conflict mechanism to the locking lever can prevent the locking lever from taking place to move, can prevent in this way that the locking lever moves outside the locking hole under the effect of vibrations.
the device has reasonable structural design, and particularly, in the process of completing the plugging of the placing port of the moving box by the moving cover, the locking mechanism, the pushing mechanism, the pressing mechanism and the abutting mechanism can realize linkage, so that the operation difficulty of the device can be reduced, and meanwhile, the working performance of the device can be improved.
Drawings
FIG. 1 is a schematic diagram of a current transformer according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure A of the current transformer of FIG. 1 according to the present invention;
FIG. 3 is a schematic diagram of a left-hand cut structure of the moving cover of the current transformer of FIG. 1 according to the present invention;
FIG. 4 is an enlarged schematic view of the structure B of FIG. 3 of the current transformer of the present invention;
fig. 5 is an enlarged schematic view of the C structure of fig. 3 of the current transformer of the present invention.
The reference numerals are as follows:
The mutual inductor body 1, the moving component 2, the moving box 21, the connecting component 22, the connecting rod 221, the first supporting spring 222, the rotating rod 223, the supporting block 224, the moving cover 23, the locking mechanism 3, the locking rod 31, the second supporting spring 32, the drawing plate 33, the locking hole 34, the bearing plate 35, the pushing mechanism 4, the pushing plate 41, the guiding reset mechanism 42, the guiding reset rod 421, the guiding reset cylinder 422, the guiding reset spring 423, the pressing mechanism 5, the pressing plate 51, the rubber pad 52, the sliding block 53, the sliding rail 54, the moving rod 55, the third supporting spring 56, the sliding rod 57, the abutting mechanism 6, the supporting sliding groove 61, the supporting sliding block 62, the first abutting plate 63, the anti-blocking moving groove 64, the second abutting plate 65, the fourth supporting spring 66, the fifth supporting spring 67 and the traction steel rope 68.
Detailed Description
The invention is further illustrated by the following examples in connection with figures 1-5:
The invention provides a special moving device for a current transformer, which can prevent the current transformer from being damaged due to external impact, and can prevent the current transformer from being impacted due to the impact when the current transformer moves relatively to the moving device, so that the current transformer can be prevented from being damaged due to the impact in the moving process of the current transformer.
In this embodiment, the connecting assembly includes a connecting rod, a first supporting spring and a rotating rod, the connecting rod is movably inserted into the moving box, the connecting rod is abutted against the lower end of the moving cover, the rotating rod is fixedly inserted into the connecting rod, the rotating rod is rotatably arranged on a supporting block, the supporting block is fixedly connected to the lower end face of the moving cover, one end of the first supporting spring is fixedly connected to the lower end face of the moving cover, the other end of the first supporting spring is fixedly connected to the lower end face of the moving cover, the number of the connecting rods is two, and the two connecting rods are symmetrically arranged relative to the moving cover.
In this embodiment, a locking mechanism is disposed in the moving assembly, the locking mechanism includes a locking rod and a second supporting spring, the locking rod is movably inserted on a top plate of the moving box, the second supporting spring is wound and connected outside the connecting rod, two ends of the second supporting spring are respectively and fixedly connected on a side wall of the locking rod and an outer top wall of the moving box, a pull plate is fixedly connected to an upper end of the locking rod, a support plate is fixedly connected to one end of the moving cover facing the moving box, and a locking hole is formed in the support plate.
In this embodiment, a pushing mechanism is disposed on a side of the moving cover facing the moving box, the pushing mechanism includes a pushing plate and a guiding reset mechanism, the pushing plate is fixedly connected to the guiding reset mechanism, a free end of the guiding reset mechanism is fixedly connected to a side wall of the moving cover, the guiding reset mechanism includes a guiding reset rod, a guiding reset cylinder and a guiding reset spring, the guiding reset rod is movably inserted into the guiding reset cylinder, the guiding reset spring is wound and connected outside the guiding reset rod, and two ends of the guiding reset spring are respectively fixedly connected to the side wall of the guiding reset rod and an outer side wall of the guiding reset cylinder.
In this embodiment, move the lid towards one side of moving the case and be provided with hold-down mechanism, hold-down mechanism includes hold-down plate and rubber pad, fixedly connected with rubber pad on the lower terminal surface of hold-down plate, and the lateral wall fixedly connected with slider of hold-down plate, the slider slides and sets up in the slide rail, and slide rail fixed connection is on moving the lateral wall of lid, the lower extreme fixedly connected with movable rod of slider, and movable rod activity grafting is on the slide rail, the outer winding of movable rod is connected with No. three supporting springs, and No. three supporting springs's both ends respectively fixed connection are on the lateral wall of slide rail and on the lateral wall of movable rod, the lateral wall of movable rod articulates the one end of push-and-pull rod, and the other end of push-and-pull rod articulates on the lateral wall of push-and push plate.
In this embodiment, the pressing plate is provided with a pressing mechanism, the pressing mechanism includes a supporting chute and a supporting slider, the supporting chute is provided on the pressing plate, the supporting slider is provided in the supporting chute, a first pressing plate is fixedly connected to the upper end surface of the supporting slider, a second pressing plate is movably inserted in the first pressing plate, one end of a fourth supporting spring is fixedly connected to the lower end of the second pressing plate, and the other end of the fourth supporting spring is fixedly connected to the bottom wall of the second pressing plate; the side wall of the supporting sliding block is fixedly connected with one end of a No. five supporting spring and one end of a traction steel rope, the other end of the No. five supporting spring is fixedly connected to the side wall of the anti-blocking moving groove, and the other end of the traction steel rope is fixedly connected to the side wall of the moving cover. The device has reasonable structural design, and particularly, in the process of completing the plugging of the placing port of the moving box by the moving cover, the locking mechanism, the pushing mechanism, the pressing mechanism and the abutting mechanism can realize linkage, so that the operation difficulty of the device can be reduced, and meanwhile, the working performance of the device can be improved.
The working principle of the invention comprises the following steps:
Placing the transformer body into a moving box;
Then pushing the moving cover to move to the moving box, wherein the moving cover can bring the pushing plate to form interference to the transformer body; meanwhile, the movement of the moving cover can move to the locking rod through the bearing plate and the locking hole, and the locking rod enters the locking hole under the action of the second supporting spring to play a role in locking;
Under the action of the interference force, the pushing plate moves towards the moving cover, the pushing plate moves to push the moving rod to move downwards through the push-pull rod, the moving rod moves downwards, the sliding block and the pressing plate are pulled to move downwards, and the pressing plate moves downwards to carry the rubber pad to complete the pressing effect from the top of the transformer body;
In the process of downward movement of the pressing plate, the supporting slide block is pulled to move leftwards through the traction steel rope, the supporting slide block moves leftwards, the combined structure of the first abutting plate, the anti-blocking moving groove, the second abutting plate and the fourth supporting spring moves leftwards, the first abutting plate and the second abutting plate move leftwards, the locking rod can be abutted, and accordingly the locking rod can be effectively prevented from moving under the action of friction force at the contact position.
The invention has the beneficial effects that:
The invention provides a special moving device for the current transformer, which can prevent the current transformer from being damaged due to external impact, and can also prevent the current transformer from being impacted when the current transformer moves relatively to the moving device, thus preventing the current transformer from being damaged due to impact in the moving process of the current transformer.
According to the invention, the moving box and the moving cover are connected through the connecting component, and the connecting component is arranged, so that the moving cover can move in the horizontal direction relative to the moving box, and simultaneously, the moving cover can rotate relative to the moving box, and the mutual inductor body can be taken and placed from the moving component more conveniently due to the arrangement of the combined structure.
The invention is provided with the locking mechanism on the moving box and the moving cover, the locking mechanism is used for realizing the relative locking of the moving box and the moving cover, and the locking mechanism has reasonable structural design, and in the actual locking process, manual operation is not needed, so that the operation difficulty of equipment can be reduced.
The pushing mechanism is arranged on one side of the moving cover, which faces the moving box, and particularly, the pushing mechanism is carried to move in the process of moving the moving cover to the moving box, and the pushing mechanism can collide with the side wall of the transformer body, so that the transformer body is stably placed in the moving box.
The pressing mechanism is arranged in the moving box, and the pressing mechanism can realize the pressing function from the upper part of the transformer body, so that the pressing mechanism is used for assisting the pushing mechanism to better fasten the transformer body in the moving box, and prevent the transformer body from shaking in the moving box, thereby avoiding the impact of the transformer body.
The invention sets up the conflict mechanism in moving the case, the conflict mechanism sets up, can realize realizing the conflict to the locking lever, concretely, the conflict of conflict mechanism to the locking lever can prevent the locking lever from taking place to move, can prevent in this way that the locking lever moves outside the locking hole under the effect of vibrations.
the device has reasonable structural design, and particularly, in the process of completing the plugging of the placing port of the moving box by the moving cover, the locking mechanism, the pushing mechanism, the pressing mechanism and the abutting mechanism can realize linkage, so that the operation difficulty of the device can be reduced, and meanwhile, the working performance of the device can be improved.
the embodiments of the present invention are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various extensions and modifications can be made without departing from the spirit of the present invention.
Claims (6)
1. The current transformer comprises a transformer body (1), and is characterized in that the transformer body (1) is arranged in a moving assembly (2), the moving assembly (2) comprises a moving box (21), a connecting assembly (22) and a moving cover (23), a placing opening is formed in the moving box (21), and the moving cover (23) is movably connected to one end of the moving box (21) with the placing opening through the connecting assembly (22);
a pushing mechanism (4) is arranged on one side of the moving cover (23) facing the moving box (21), the pushing mechanism (4) comprises a pushing plate (41) and a guiding reset mechanism (42), the pushing plate (41) is fixedly connected to the guiding reset mechanism (42), and the free end of the guiding reset mechanism (42) is fixedly connected to the side wall of the moving cover (23);
The guide reset mechanism (42) comprises a guide reset rod (421), a guide reset cylinder (422) and a guide reset spring (423), wherein the guide reset rod (421) is movably inserted into the guide reset cylinder (422), the guide reset spring (423) is wound and connected outside the guide reset rod (421), and two ends of the guide reset spring (423) are respectively fixedly connected on the side wall of the guide reset rod (421) and the outer side wall of the guide reset cylinder (422);
A pressing mechanism (5) is arranged on one side of the moving cover (23) facing the moving box (21);
The pressing mechanism (5) comprises a pressing plate (51) and a rubber pad (52), the rubber pad (52) is fixedly connected to the lower end face of the pressing plate (51), the side wall of the pressing plate (51) is fixedly connected with a sliding block (53), the sliding block (53) is arranged in a sliding rail (54) in a sliding mode, the sliding rail (54) is fixedly connected to the side wall of the moving cover (23), the lower end of the sliding block (53) is fixedly connected with a moving rod (55), the moving rod (55) is movably inserted onto the sliding rail (54), a third supporting spring (56) is wound outside the moving rod (55), two ends of the third supporting spring (56) are fixedly connected to the side wall of the sliding rail (54) and the side wall of the moving rod (55), one end of a push-pull rod (57) is hinged to the side wall of the moving rod (55), and the other end of the push-pull rod (57) is hinged to the side wall of the pushing plate (41).
2. The current transformer of claim 1, wherein: the connecting assembly (22) comprises a connecting rod (221), a first supporting spring (222) and a rotating rod (223), wherein the connecting rod (221) is movably inserted into the moving box (21), the connecting rod (221) is in contact with the lower end of the moving cover (23), the rotating rod (223) is fixedly inserted into the connecting rod (221), the rotating rod (223) is rotatably arranged on a supporting block (224), the supporting block (224) is fixedly connected onto the lower end face of the moving cover (23), one end of the first supporting spring (222) is fixedly connected onto the lower end face of the moving cover (23), and the other end of the first supporting spring (222) is fixedly connected onto the lower end face of the moving cover (23).
3. The current transformer of claim 2, wherein: the number of the connecting rods (221) is two, and the two connecting rods (221) are symmetrically arranged about the moving cover (23).
4. A current transformer as claimed in any one of claims 1-3, characterized in that: a locking mechanism (3) is arranged in the moving component (2).
5. The current transformer of claim 4, wherein: the locking mechanism (3) comprises a locking rod (31) and a second supporting spring (32), the locking rod (31) is movably inserted into a top plate of the moving box (21), the second supporting spring (32) is connected outside the connecting rod (221) in a winding mode, two ends of the second supporting spring (32) are fixedly connected to the side wall of the locking rod (31) and the outer top wall of the moving box (21) respectively, the upper end of the locking rod (31) is fixedly connected with a drawing plate (33), the moving cover (23) faces to one end of the moving box (21) and is fixedly connected with a supporting plate (35), and locking holes (34) are formed in the supporting plate (35).
6. The current transformer of claim 1, wherein: the pressing plate (51) is provided with a pressing mechanism (6), the pressing mechanism (6) comprises a supporting sliding groove (61) and a supporting sliding block (62), the supporting sliding groove (61) is formed in the pressing plate (51), the supporting sliding block (62) is arranged in the supporting sliding groove (61) in a sliding mode, the upper end face of the supporting sliding block (62) is fixedly connected with a first pressing plate (63), the first pressing plate (63) is provided with an anti-blocking moving groove (64), a second pressing plate (65) is movably inserted in the anti-blocking moving groove (64), one end of a fourth supporting spring (66) is fixedly connected to the lower end of the second pressing plate (65), and the other end of the fourth supporting spring (66) is fixedly connected to the bottom wall of the anti-blocking moving groove (64); the side wall of the support sliding block (62) is fixedly connected with one end of a No. five support spring (67) and one end of a traction steel rope (68), the other end of the No. five support spring (67) is fixedly connected to the side wall of the anti-blocking moving groove (64), and the other end of the traction steel rope (68) is fixedly connected to the side wall of the moving cover (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210373591.1A CN114664517B (en) | 2022-04-11 | 2022-04-11 | Current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210373591.1A CN114664517B (en) | 2022-04-11 | 2022-04-11 | Current transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114664517A CN114664517A (en) | 2022-06-24 |
| CN114664517B true CN114664517B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210373591.1A Active CN114664517B (en) | 2022-04-11 | 2022-04-11 | Current transformer |
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| Country | Link |
|---|---|
| CN (1) | CN114664517B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2287882C1 (en) * | 2005-05-13 | 2006-11-20 | Открытое Акционерное Общество "Ровенский Завод Высоковольтной Аппаратуры" | Switchgear and control gear |
| CN205657356U (en) * | 2016-04-08 | 2016-10-19 | 国家电网公司 | Work platform is overhauld to portable combination formula |
| JP2017139847A (en) * | 2016-02-02 | 2017-08-10 | 三菱電機株式会社 | Switch gear |
| CN211404228U (en) * | 2020-03-27 | 2020-09-01 | 银川欣安瑞电气有限公司 | Transformer for electric locomotive with shock attenuation protective effect |
| CN212412603U (en) * | 2020-04-30 | 2021-01-26 | 昌华电气设备集团有限公司 | Small-size withdrawable switch cabinet |
| CN212907299U (en) * | 2020-09-17 | 2021-04-06 | 陕西西特电器有限公司 | Current transformer with shockproof structure |
| CN113013770A (en) * | 2021-03-04 | 2021-06-22 | 杭州施江银电气成套有限公司 | Modular drawing type mutual inductor for switch cabinet |
| CN113021290A (en) * | 2019-12-24 | 2021-06-25 | 陕西天汇电力建设工程有限公司 | Power equipment overhauls device |
| CN213583435U (en) * | 2020-12-10 | 2021-06-29 | 吴金站 | Small-size transformer for electric automatization |
| CN214624640U (en) * | 2020-12-30 | 2021-11-05 | 苏州市精益开关有限公司 | Special current transformer for motor car |
| CN214798543U (en) * | 2021-01-29 | 2021-11-19 | 上海华星电器有限公司 | Drawer propulsion interlocking mechanism of distribution box |
| CN215009277U (en) * | 2021-06-02 | 2021-12-03 | 合肥志诚工程设计咨询有限公司 | Electric drawer cabinet |
| CN215185471U (en) * | 2021-06-15 | 2021-12-14 | 浙江湘鸿电气有限公司 | Closing interlocking mechanism special for drawer of power distribution cabinet |
-
2022
- 2022-04-11 CN CN202210373591.1A patent/CN114664517B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2287882C1 (en) * | 2005-05-13 | 2006-11-20 | Открытое Акционерное Общество "Ровенский Завод Высоковольтной Аппаратуры" | Switchgear and control gear |
| JP2017139847A (en) * | 2016-02-02 | 2017-08-10 | 三菱電機株式会社 | Switch gear |
| CN205657356U (en) * | 2016-04-08 | 2016-10-19 | 国家电网公司 | Work platform is overhauld to portable combination formula |
| CN113021290A (en) * | 2019-12-24 | 2021-06-25 | 陕西天汇电力建设工程有限公司 | Power equipment overhauls device |
| CN211404228U (en) * | 2020-03-27 | 2020-09-01 | 银川欣安瑞电气有限公司 | Transformer for electric locomotive with shock attenuation protective effect |
| CN212412603U (en) * | 2020-04-30 | 2021-01-26 | 昌华电气设备集团有限公司 | Small-size withdrawable switch cabinet |
| CN212907299U (en) * | 2020-09-17 | 2021-04-06 | 陕西西特电器有限公司 | Current transformer with shockproof structure |
| CN213583435U (en) * | 2020-12-10 | 2021-06-29 | 吴金站 | Small-size transformer for electric automatization |
| CN214624640U (en) * | 2020-12-30 | 2021-11-05 | 苏州市精益开关有限公司 | Special current transformer for motor car |
| CN214798543U (en) * | 2021-01-29 | 2021-11-19 | 上海华星电器有限公司 | Drawer propulsion interlocking mechanism of distribution box |
| CN113013770A (en) * | 2021-03-04 | 2021-06-22 | 杭州施江银电气成套有限公司 | Modular drawing type mutual inductor for switch cabinet |
| CN215009277U (en) * | 2021-06-02 | 2021-12-03 | 合肥志诚工程设计咨询有限公司 | Electric drawer cabinet |
| CN215185471U (en) * | 2021-06-15 | 2021-12-14 | 浙江湘鸿电气有限公司 | Closing interlocking mechanism special for drawer of power distribution cabinet |
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| CN114664517A (en) | 2022-06-24 |
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