CN220605293U - PT cabinet - Google Patents
PT cabinet Download PDFInfo
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- CN220605293U CN220605293U CN202321875676.6U CN202321875676U CN220605293U CN 220605293 U CN220605293 U CN 220605293U CN 202321875676 U CN202321875676 U CN 202321875676U CN 220605293 U CN220605293 U CN 220605293U
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- mechanism chamber
- plug
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- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 230000005611 electricity Effects 0.000 claims abstract description 29
- 230000006872 improvement Effects 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of power distribution equipment, and particularly provides a PT cabinet. The PT cabinet comprises a load switch mechanism chamber, a disconnecting switch mechanism chamber and an electricity taking plug chamber, wherein the load switch mechanism chamber and the disconnecting switch mechanism chamber are arranged up and down, and the electricity taking plug chamber is arranged between the load switch mechanism chamber and one side cabinet body or between the disconnecting switch mechanism chamber and one side cabinet body. The utility model can arrange the power taking plug at the front side of the PT cabinet, efficiently utilizes the transverse space of the cabinet body, reduces the height of the air box and meets the national network standardization requirement.
Description
Technical Field
The utility model belongs to the technical field of power distribution equipment, and particularly relates to a PT cabinet.
Background
PT cabinet (voltage transformer cabinet) is used for becoming the secondary voltage of standard with high voltage in proportion, plays the effect with high voltage and staff isolation, and most direct mount is on the bus, wide application in high voltage distribution system. The existing PT cabinet is generally provided with a load node switch and an electricity taking plug, so that the electricity taking plug can be connected for supplying power when temporary electricity is used.
In the prior art, the electricity taking plug is generally arranged below the ring main unit gas tank and above the pressure relief channel, and the cabinet cable chamber rear sealing plate needs to be opened when in use, so that the safety is poor and the operation is complex. In addition, the size of the existing PT cabinet gas tank is larger, and the requirements of national networks on the standardization of the PT cabinet size cannot be met. Patent application document with publication number CN115579782A (publication date: 2023.01.06) discloses a PT cabinet with an integrated load node switch, which comprises a mechanism room and a power taking plug compartment, wherein a load switch operating mechanism and a disconnecting switch operating mechanism are arranged in the mechanism room, a power taking plug is arranged in the power taking plug compartment, and the power taking plug is arranged on the front surface of the PT cabinet, so that the power taking connection efficiency and the safety are improved.
However, the PT cabinet load switch operating mechanism, the isolating switch operating mechanism and the power taking plugs are arranged from top to bottom, the height dimension of the air box is still larger, and the requirements of national network height standardization are difficult to meet.
Disclosure of Invention
The utility model aims to provide a PT cabinet, which aims to solve the technical problem that in the prior art, an air box is too high due to the fact that an electricity taking plug is arranged on the front surface of the PT cabinet.
In order to achieve the above purpose, the technical scheme of the PT cabinet provided by the utility model is as follows:
the PT cabinet comprises a load switch mechanism chamber, a disconnecting switch mechanism chamber and an electricity taking plug chamber, wherein the load switch mechanism chamber and the disconnecting switch mechanism chamber are arranged up and down, and the electricity taking plug chamber is arranged between the load switch mechanism chamber and a side cabinet body or between the disconnecting switch mechanism chamber and the side cabinet body.
The beneficial effects are that: the utility model improves the PT cabinet in the prior art, and improves the arrangement of the isolating switch mechanism chamber, the load switch mechanism chamber and the electricity taking plug chamber from top to bottom into that the electricity taking plug chamber is arranged between the load switch mechanism chamber and the cabinet body or between the isolating switch mechanism chamber and the cabinet body, and the electricity taking plug is arranged at the front side of the PT cabinet, thereby efficiently utilizing the transverse space of the cabinet body, reducing the height of the air box and meeting the national network standardization requirement.
As a further improvement, the load switch mechanism chamber is arranged above the isolating switch mechanism chamber and at least partially staggered, and the power taking plug chamber is arranged below the load switch mechanism chamber.
The beneficial effects are that: at the moment, the power taking plug chamber, the load switch mechanism chamber and the isolating switch mechanism chamber are arranged in an L shape or a T shape, and the power taking plug chamber is arranged below the load switch mechanism chamber, so that the length of the connecting wires can be shortened, and the connecting wires can be conveniently arranged in the air box.
As a further improvement, the power taking plugs of the PT cabinet are three-phase power taking plugs, and three power taking plugs are arranged in two rows, one row is provided with two plugs, and the other row is provided with one plug.
The beneficial effects are that: the height space of the power taking plug chamber is utilized, the occupation of the power taking plug to the transverse space is reduced, and the transverse size of the PT cabinet is further optimized.
As a further improvement, the load switch of the PT cabinet is connected with the emergency power taking plug through a conductive rod.
As a further improvement, the isolating switch of the PT cabinet is connected with the ring main unit outlet sleeve through a conductive rod.
The beneficial effects are that: compared with the conductive bars, the wire outlet mode of the conductive bars is more flexible.
As a further improvement, the PT cabinet comprises an independently openable and closable power taking plug chamber cabinet door having a cabinet door lock.
The beneficial effects are that: when the power is not taken, the cabinet door protects the power taking plug from being exposed, and the power taking safety is ensured.
As a further improvement, the power taking plug of the PT cabinet is connected with a charge indicator, and the charge indicator is used for displaying the charge information of the power taking plug.
The beneficial effects are that: the charging indicator can be directly observed to obtain the charging information of the electric plug, so that the electricity taking safety is further improved.
As a further improvement, the cabinet door lock is an electromagnetic lock, and the electromagnetic lock is connected with the charge indicator through a wire.
The beneficial effects are that: the cooperative interlocking of the cabinet door lock and the electricity taking plug is realized, and the electricity taking safety is further improved.
As a further improvement, the PT cabinet further comprises a door stop, the electromagnetic lock comprises a lock tongue, and the door stop is used for being matched with the lock tongue stop.
The beneficial effects are that: the door shield is matched with the lock tongue shield, and compared with electromagnetic adsorption, the scheme is better in reliability.
As a further improvement, the PT cabinet comprises an instrument room, and a PT secondary module is arranged in the instrument room.
The beneficial effects are that: the PT secondary system is modularized, so that a large amount of time for connecting terminals and wires is saved, and the assembly efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment 1 of a PT cabinet according to the present utility model;
FIG. 2 is a front perspective view of the PT cabinet of FIG. 1;
FIG. 3 is a rear perspective view of the PT cabinet of FIG. 1;
FIG. 4 is a schematic view of the front side cabinet door panel of FIG. 1;
FIG. 5 is a front elevational view of the instrument pod of FIG. 1;
fig. 6 is a schematic view of the internal structure of the instrument box in fig. 1.
Reference numerals illustrate:
1. an air box; 2. a cabinet frame; 3. a load switching mechanism; 4. taking out the electric plug; 5. an isolating switch mechanism; 6. a load switch; 7. a conductive rod; 8. an isolating switch; 9. a thin conductive rod; 10. a wire outlet sleeve; 11. a mechanism chamber panel; 12. a live display; 13. a cabinet door; 14. an electromagnetic lock; 15. a door stop; 16. an instrument box; 17. an instrument box panel; 18. a PT switching module; 19. a secondary module; 20. and (3) a bracket.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.
It is noted that relational terms such as "first" and "second", and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" or the like is not excluded from a process, method, or the like that includes the element.
In the description of the present utility model, the terms "mounted," "connected," "coupled," and "connected," as may be used broadly, and may be connected, for example, fixedly, detachably, or integrally, unless otherwise specifically defined and limited; can be mechanically or electrically connected; either directly, indirectly through intermediaries, or in communication with the interior of the two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art in specific cases.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the term "provided" may be interpreted broadly, and for example, an object "provided" may be a part of a body, may be separately disposed from the body, and may be connected to the body, where the connection may be a detachable connection or an undetachable connection. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art in specific cases.
The present utility model is described in further detail below with reference to examples.
Specific embodiment 1 of PT cabinet provided by the utility model:
the working principle of the PT cabinet provided by the embodiment is consistent with the prior art of the internal conventional electrical element cylinder. As shown in fig. 1 to 3, the PT cabinet includes an air box 1, and the air box 1 is mounted on a cabinet frame 2. The inside load switch mechanism room, isolator mechanism room and the electricity plug room that gets that are equipped with of gas tank 1, load switch mechanism 3 is equipped with in the load switch mechanism room, is equipped with isolator mechanism 5 in the isolator mechanism room, is equipped with the electricity plug 4 that gets in the electricity plug room. The electricity taking plug chamber is positioned at the front side of the air box 1. The load switching mechanism chamber and the disconnecting switch mechanism chamber are arranged up and down, and the electricity taking plug chamber is arranged between the disconnecting switch mechanism chamber and the case (cabinet) of the air box 1.
The embodiment realizes that the power taking plug 4 is arranged in front of the PT cabinet body, so that the power taking plug is convenient for the workers to insert and take power, and meanwhile, the power taking plug has stronger safety. In the embodiment, the PT cabinet utilizes the transverse space of the cabinet body, compared with the prior art, the height of the cabinet body is reduced, and the national network standardization requirement is met.
Specifically, in this embodiment, the load switch mechanism chamber and the isolation switch mechanism chamber are at least partially staggered up and down, the load switch mechanism chamber is arranged above, and the power taking plug chamber is arranged below the load switch mechanism chamber, so as to form a structure similar to a Chinese character 'pin'. The distance from the load switch to the power taking plug is shortened by the arrangement, and the lead can be directly connected downwards from the load switch, so that the circuit connection of all parts in the gas tank is realized. The load switch 6 is electrically connected with the power taking plug 4 through a conductive rod 7. The isolating switch 8 is electrically connected with the ring main unit outlet sleeve through a thin conductive rod 9. The conductive bars 7 and the thin conductive bars 9 may be copper bars. Compared with the scheme of connecting all parts by using the conductive bars, the PT cabinet has smaller through flow, so that thinner conductive bars can be used for connection, the wiring of the conductive bars is more flexible, the conductive bars are easy to bend and arrange, and the insulation distance is further convenient to increase. Indeed, in other embodiments, conductive bars may also be used.
In this embodiment, the power taking plug 4 is a three-phase plug, and includes three plugs. The three plugs are arranged in two rows, one row being arranged two, and the other row being arranged three. Specifically, the power taking plug in the embodiment is of an inverted-Y-shaped arrangement structure. Therefore, the occupation of the power taking plug 4 to the transverse space of the cabinet body is reduced, and the utilization rate of the space in the cabinet body is optimized.
As shown in fig. 4, a cabinet door 13 is mounted on a mechanism chamber panel 11 of the cabinet body in this embodiment, and the cabinet door 13 is a cabinet door of the power taking plug compartment. The cabinet door 13 is provided with a cabinet door lock. In this way, the power taking plug 4 is prevented from being exposed by the cabinet door 13 in the non-power taking state, and the operation safety is ensured. The mechanism room panel 11 is also provided with the electrified display 12, the electrified display 12 is electrically connected with the electricity taking plug 4 through a connecting wire, and the electrified condition of the electricity taking plug 4 can be displayed, so that the electricity taking connection can be ensured to be completed under the condition that the electricity taking plug 4 is not electrified, and the safety is further improved.
Further, the cabinet door lock is an electromagnetic lock 14. The electromagnetic lock 14 is electrically connected to the powered display 12 by a wire. Under the condition that the electrified display 12 is electrified, the electromagnetic lock 14 can be kept locked, the cabinet door 13 cannot be opened, the interlocking of the cabinet door 13 and the electricity taking plug is realized, and the safety of electricity taking operation is further ensured. The electromagnetic lock 14 is provided with a lock tongue, and the mechanism chamber panel 11 is also provided with a door stop 15, and the door stop 15 is matched with the lock tongue of the electromagnetic lock 14 in a blocking way. Compared with an electromagnetic adsorption lock, the mechanical locking reliability is better, and if the electromagnetic accident fails, the door stop 15 is matched with the lock tongue, so that the locking can be realized.
As shown in fig. 1, 5 and 6, the top of the air box 1 is an instrument box 16, and a PT switching module 18 is provided on an instrument box panel 17 of the instrument box 16. The inside of the meter box 16 is provided with an integrated PT secondary module 19, and the secondary module 19 is mounted on a bracket 20, specifically, the secondary module 19 is fixed above the bracket 20 by screws. The PT secondary module avoids a large number of terminals and wires, saves a large amount of assembly time, reduces wiring error rate, is convenient to maintain, and can prevent the occurrence of condensation to a certain extent.
The specific embodiment 2 of the PT cabinet provided by the utility model is different from embodiment 1 mainly in that: in embodiment 1, the load switching mechanism chamber and the disconnecting switch mechanism chamber are arranged in a staggered manner up and down, and the power taking plug chamber is arranged below the load switching mechanism chamber and specifically between the disconnecting switch mechanism chamber and the side cabinet body. In this embodiment, the disconnecting switch mechanism chamber may be disposed above, and the electricity taking plug chamber is disposed between the load switch mechanism chamber and the cabinet body on one side, and the effect of reducing the height of the cabinet body is also achieved.
The specific embodiment 3 of the PT cabinet provided by the utility model is mainly different from embodiment 1 in that: in embodiment 1, the power take plugs are arranged in two rows. In this embodiment, the power taking plugs may be arranged in a row, and compared with the two rows of power taking plugs, the power taking plugs are arranged in a row with a larger occupancy rate to the transverse space, but a smaller occupancy rate to the height space, so that the power taking function can be realized as well.
The specific embodiment 4 of the PT cabinet provided by the utility model is different from embodiment 1 mainly in that: in embodiment 1, the cabinet door lock is an electromagnetic lock. In the embodiment, the cabinet door lock is a common padlock, and can also play a role in protection.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited to the above-mentioned embodiments, but may be modified without inventive effort or equivalent substitution of some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The PT cabinet comprises a load switch mechanism chamber, a disconnecting switch mechanism chamber and an electricity taking plug chamber, wherein the load switch mechanism chamber and the disconnecting switch mechanism chamber are arranged up and down, and the PT cabinet is characterized in that the electricity taking plug chamber is arranged between the load switch mechanism chamber and a side cabinet body or between the disconnecting switch mechanism chamber and the side cabinet body.
2. The PT cabinet of claim 1, wherein the load switch mechanism chamber is disposed above the isolator switch mechanism chamber and is at least partially offset therefrom, and the power take plug chamber is disposed below the load switch mechanism chamber.
3. The PT cabinet of claim 1 or 2, wherein the power take-off plugs of the PT cabinet are three-phase power take-off plugs, and the three power take-off plugs are arranged in two rows, one row being provided with two plugs and the other row being provided with one plug.
4. A PT cabinet as claimed in claim 1 or 2, wherein the load switch of the PT cabinet is connected to the emergency power take-off plug by a conductive rod.
5. The PT cabinet of claim 1 or 2, wherein the disconnector of the PT cabinet is connected to the ring main unit outlet bushing by a conductive rod.
6. The PT cabinet of claim 1 or 2, comprising an independently openable power take plug compartment door having a cabinet door lock.
7. The PT cabinet of claim 6, wherein the power take-off plug of the PT cabinet is connected with a charge indicator for displaying the charge information of the power take-off plug.
8. The PT cabinet of claim 7, wherein the cabinet door lock is an electromagnetic lock connected to the charge indicator by a wire.
9. The PT cabinet of claim 8, further comprising a door stop, the electromagnetic lock including a locking tongue, the door stop being adapted to mate with the locking tongue stop.
10. A PT cabinet as claimed in claim 1 or 2, comprising an instrument room in which the PT secondary module is located.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321875676.6U CN220605293U (en) | 2023-07-17 | 2023-07-17 | PT cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321875676.6U CN220605293U (en) | 2023-07-17 | 2023-07-17 | PT cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220605293U true CN220605293U (en) | 2024-03-15 |
Family
ID=90172631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321875676.6U Active CN220605293U (en) | 2023-07-17 | 2023-07-17 | PT cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220605293U (en) |
-
2023
- 2023-07-17 CN CN202321875676.6U patent/CN220605293U/en active Active
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