CN212908624U - Low-voltage incoming cabinet - Google Patents
Low-voltage incoming cabinet Download PDFInfo
- Publication number
- CN212908624U CN212908624U CN202021820133.0U CN202021820133U CN212908624U CN 212908624 U CN212908624 U CN 212908624U CN 202021820133 U CN202021820133 U CN 202021820133U CN 212908624 U CN212908624 U CN 212908624U
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- CN
- China
- Prior art keywords
- current transformer
- cabinet
- circuit breaker
- cabinet body
- universal circuit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000005611 electricity Effects 0.000 claims abstract description 26
- 230000001012 protector Effects 0.000 claims description 13
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model discloses a low pressure inlet wire cabinet, the intelligent cabinet temperature adjusting device comprises a cabinet body, internal universal circuit breaker, current transformer, voltage change over switch, ampere meter, isolator and the voltmeter of being provided with of cabinet, isolator's one end with set up the internal electric wire netting circuit connection of cabinet, isolator's the other end is connected with current transformer's input electricity, current transformer's output is connected with universal circuit breaker's input electricity, the ampere meter is connected with the current transformer electricity, voltage change over switch and voltmeter all set up in electric wire netting circuit, the rear end of the cabinet body is provided with a plurality of binding post, binding post is connected with universal circuit breaker's output electricity. The utility model discloses the rear end of the cabinet body is provided with a plurality of binding post, binding post is connected with universal circuit breaker's output electricity, can make things convenient for operating personnel to work a telephone switchboard like this, effectively saves the wiring time, effectively improves wiring efficiency.
Description
Technical Field
The utility model relates to an electricity cabinet technical field, in particular to low pressure inlet wire cabinet.
Background
The incoming cabinet is a cabinet for incoming of power supply, the incoming cabinet mainly distributes electric quantity, the incoming cabinet is generally provided with a vacuum circuit breaker for breaking, the vacuum circuit breaker has the protection functions of short circuit, overcurrent prevention and the like, and meanwhile, the incoming cabinet is provided with an isolating switch for maintaining and protecting the safety of maintainers.
The general internal wiring of present inlet wire cabinet is comparatively complicated, and its rear end does not generally be equipped with binding post, leads to operating personnel to need to spend a large amount of time and energy to work a telephone switchboard, reduces wiring efficiency.
Disclosure of Invention
The to-be-solved technical problem of the utility model is, to the not enough among the above-mentioned prior art, provide a low pressure inlet wire cabinet, it can effectively save the wiring time, effectively improves wiring efficiency, makes the wiring become convenient.
In order to solve the technical problem, the technical scheme of the utility model is that:
the utility model provides a low pressure inlet wire cabinet, includes the cabinet body, internal universal circuit breaker, current transformer, voltage transfer switch, ampere meter, isolator and the voltmeter of being provided with of cabinet, isolator's one end with set up the internal electric wire netting circuit connection of cabinet, isolator's the other end is connected with current transformer's input electricity, current transformer's output is connected with universal circuit breaker's input electricity, the ampere meter is connected with the current transformer electricity, voltage transfer switch and voltmeter all set up in electric wire netting circuit, the rear end of the cabinet body is provided with a plurality of binding post, binding post is connected with universal circuit breaker's output electricity.
As a preferred scheme, current transformer includes first current transformer, second current transformer and third current transformer, first current transformer is two, establishes ties between two first current transformer, parallelly connected between first current transformer, second current transformer and the third current transformer, the ampere meter is three, divide into first ampere meter, second ampere meter and third ampere meter, first ampere meter establishes ties with the first current transformer that is connected with the isolator electricity, the second ampere meter establishes ties with second current transformer, the third ampere meter establishes ties with third current transformer.
As a preferred scheme, the cabinet body is further internally provided with a fuse and a surge protector, one end of the fuse is electrically connected with the output end of the universal circuit breaker, and the other end of the fuse is electrically connected with the surge protector.
As a preferred scheme, be provided with the fuse on the cabinet body, be used for controlling the first button of universal circuit breaker combined floodgate and be used for controlling the second button of universal circuit breaker separating brake, first button and second button one end are passed through the fuse and are connected with current transformer's output electricity, the other end and the input electricity of universal circuit breaker of first button and second button are connected.
As a preferred scheme, still be provided with the first pilot lamp that is used for instructing universal circuit breaker closing state and the second pilot lamp that is used for instructing universal circuit breaker separating brake state on the cabinet body, the one end of first pilot lamp and second pilot lamp is connected with current transformer's output electricity through the fuse, the other end of first pilot lamp and second pilot lamp is connected with universal circuit breaker's input electricity.
As a preferred scheme, the lower part of the front end of the cabinet body and the bottom of the cabinet body are both provided with heat dissipation holes.
As a preferred scheme, the front end of the cabinet body is provided with an isolating switch handle, and the isolating switch handle is connected with an isolating switch.
Preferably, the isolating switch is a single-throw switch.
As a preferred scheme, hanging rings are fixed at four corners of the top of the cabinet body.
The utility model has the advantages that: the rear end of the cabinet body is provided with a plurality of wiring terminals, and the wiring terminals are electrically connected with the output end of the universal circuit breaker, so that the wiring of operators can be facilitated, the wiring time can be effectively saved, and the wiring efficiency can be effectively improved; the surge protector enables the incoming line cabinet to have a lightning protection function, and the service life of the incoming line cabinet is effectively prolonged; the heat dissipation function of inlet wire cabinet can be improved in the setting of louvre, effectively prevents that the inlet wire cabinet from causing the condition of part damage because of overheated to take place, effectively prolongs the life of inlet wire cabinet.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
fig. 2 is a rear view of an embodiment of the present invention;
fig. 3 is an interior side view of an embodiment of the invention;
fig. 4 is an electrical schematic diagram of the low-voltage incoming line cabinet of the present invention;
fig. 5 is an electrical schematic diagram of the first button, the second button, the first indicator light, the second indicator light and the universal circuit breaker of the present invention.
In the figure: 1-cabinet body, 2-universal circuit breaker, 3-first current transformer, 4-second current transformer, 5-third current transformer, 6-voltage change-over switch, 7-ammeter, 8-isolating switch, 9-voltmeter, 10-wiring terminal, 11-fuse, 12-surge protector, 13-fuse, 14-first button, 15-second button, 16-first indicator light, 17-second indicator light, 18-heat dissipation hole, 19-isolating switch handle and 20-flying ring.
Detailed Description
The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, a low-voltage incoming cabinet comprises a cabinet body 1, wherein a universal circuit breaker 2, a current transformer, a voltage change-over switch 6, an ammeter 7, an isolating switch 8 and a voltmeter 9 are arranged in the cabinet body 1, one end of the isolating switch 8 is connected with a power grid circuit arranged in the cabinet body 1, the other end of the isolating switch 8 is electrically connected with an input end of the current transformer, an output end of the current transformer is electrically connected with an input end of the universal circuit breaker 2, the ammeter 7 is electrically connected with the current transformer, the voltage change-over switch 6 and the voltmeter 9 are both arranged in the power grid circuit, a plurality of wiring terminals 10 are arranged at the rear end of the cabinet body 1, the wiring terminals 10 are electrically connected with an output end of the universal circuit breaker 2, and the universal circuit breaker 2 is an SRDW 1-35.
As a preferred scheme, current transformer includes first current transformer 3, second current transformer 4 and third current transformer 5, first current transformer 3 is two, establishes ties between two first current transformers 3, parallelly connected between first current transformer 3, second current transformer 4 and the third current transformer 5, ampere meter 7 is three, divide into first ampere meter 7, second ampere meter 7 and third ampere meter 7, first ampere meter 7 establishes ties with the first current transformer 3 that is connected with isolator 8 electricity, second ampere meter 7 establishes ties with second current transformer 4, third ampere meter 7 establishes ties with third current transformer 5.
As a preferred scheme, still be provided with including fuse 11 and surge protector 12 in the cabinet body 1, the one end of fuse 11 is connected with universal circuit breaker 2's output electricity, the other end of fuse 11 is connected with surge protector 12 electricity, and surge protector 12's setting enables the inlet wire cabinet and has the function of lightning-arrest, effectively prolongs the life of inlet wire cabinet.
As a preferable scheme, a fuse 13, a first button 14 for controlling the closing of the universal circuit breaker 2 and a second button 15 for controlling the opening of the universal circuit breaker 2 are arranged on the cabinet body 1, one end of the first button 14 and one end of the second button 15 are electrically connected with the output end of the current transformer through the fuse 13, and the other end of the first button 14 and the other end of the second button 15 are electrically connected with the input end of the universal circuit breaker 2.
As a preferable scheme, the cabinet body 1 is further provided with a first indicator light 16 for indicating a closing state of the universal circuit breaker 2 and a second indicator light 17 for indicating an opening state of the universal circuit breaker 2, one end of the first indicator light 16 and one end of the second indicator light 17 are electrically connected with an output end of the current transformer through the fuse 13, and the other end of the first indicator light 16 and the other end of the second indicator light 17 are electrically connected with an input end of the universal circuit breaker 2.
As a preferred scheme, the lower part of the front end of the cabinet body 1 and the bottom of the cabinet body 1 are both provided with heat dissipation holes 18, the heat dissipation holes 18 can improve the heat dissipation function of the incoming line cabinet, the situation that parts are damaged due to overheating of the incoming line cabinet is effectively prevented, and the service life of the incoming line cabinet is effectively prolonged.
As a preferable scheme, an isolating switch handle 19 is arranged at the front end of the cabinet body 1, and the isolating switch handle 19 is connected with the isolating switch 8.
Preferably, the isolating switch 8 is a single-throw knife switch, and the isolating switch 8 is a fused knife switch HD13 BX-600/31.
As a preferred scheme, rings 20 are fixed at four corners of the top of the cabinet body 1, and the rings 20 are convenient for an operator to move the incoming line cabinet.
The utility model has the advantages that: the rear end of the cabinet body 1 is provided with a plurality of wiring terminals 10, and the wiring terminals 10 are electrically connected with the output end of the universal circuit breaker 2, so that the wiring of operators can be facilitated, the wiring time can be effectively saved, and the wiring efficiency can be effectively improved; the surge protector 12 can enable the incoming line cabinet to have a lightning protection function, and the service life of the incoming line cabinet is effectively prolonged; the arrangement of the heat dissipation holes 18 can improve the heat dissipation function of the incoming line cabinet, effectively prevent the incoming line cabinet from damaging parts due to overheating, and effectively prolong the service life of the incoming line cabinet.
The above, only the utility model discloses preferred embodiment, all be according to the utility model discloses a technical scheme does any slight modification, the equivalent change and the modification to above embodiment, all belong to the utility model discloses technical scheme's within range.
Claims (9)
1. The utility model provides a low pressure inlet wire cabinet which characterized in that: the intelligent cabinet comprises a cabinet body, internal universal circuit breaker, current transformer, voltage change over switch, ampere meter, isolator and the voltmeter of being provided with of cabinet, isolator's one end with set up the internal electric wire netting circuit connection of cabinet, isolator's the other end is connected with current transformer's input electricity, current transformer's output is connected with universal circuit breaker's input electricity, the ampere meter is connected with the current transformer electricity, voltage change over switch and voltmeter all set up in electric wire netting circuit, the rear end of the cabinet body is provided with a plurality of binding post, binding post is connected with universal circuit breaker's output electricity.
2. The low-voltage incoming line cabinet according to claim 1, characterized in that: the current transformer comprises a first current transformer, a second current transformer and a third current transformer, the first current transformer is two, two first current transformers are connected in series, the first current transformer, the second current transformer and the third current transformer are connected in parallel, the ammeter is three and is divided into a first ammeter, a second ammeter and a third ammeter, the first ammeter is connected with the first current transformer electrically connected with the isolating switch in series, the second ammeter is connected with the second current transformer in series, and the third ammeter is connected with the third current transformer in series.
3. The low-voltage incoming line cabinet according to claim 1, characterized in that: the cabinet body is also internally provided with a fuse protector and a surge protector, one end of the fuse protector is electrically connected with the output end of the universal circuit breaker, and the other end of the fuse protector is electrically connected with the surge protector.
4. The low-voltage incoming line cabinet according to claim 1, characterized in that: the utility model discloses a current transformer's switch-on and switch-off control cabinet, including the cabinet body, be provided with the fuse on the cabinet body, be used for controlling the first button of universal circuit breaker combined floodgate and be used for controlling the second button of universal circuit breaker separating brake, first button and second button one end are passed through the fuse and are connected with current transformer's output electricity, the other end and the input electricity of universal circuit breaker of first button and second button are connected.
5. The low-voltage incoming line cabinet as claimed in claim 4, wherein: still be provided with the first pilot lamp that is used for instructing universal circuit breaker closing state and the second pilot lamp that is used for instructing universal circuit breaker separating brake state on the cabinet body, the one end of first pilot lamp and second pilot lamp is passed through the fuse and is connected with current transformer's output electricity, the other end of first pilot lamp and second pilot lamp is connected with universal circuit breaker's input electricity.
6. The low-voltage incoming line cabinet according to claim 1, characterized in that: the lower part of the front end of the cabinet body and the bottom of the cabinet body are both provided with heat dissipation holes.
7. The low-voltage incoming line cabinet according to claim 1, characterized in that: the front end of the cabinet body is provided with an isolating switch handle, and the isolating switch handle is connected with an isolating switch.
8. The low-voltage incoming line cabinet as claimed in claim 7, wherein: the isolating switch is a single-throw switch.
9. The low-voltage incoming line cabinet according to claim 1, characterized in that: and hanging rings are fixed at four corners of the top of the cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021820133.0U CN212908624U (en) | 2020-08-27 | 2020-08-27 | Low-voltage incoming cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021820133.0U CN212908624U (en) | 2020-08-27 | 2020-08-27 | Low-voltage incoming cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212908624U true CN212908624U (en) | 2021-04-06 |
Family
ID=75250727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021820133.0U Expired - Fee Related CN212908624U (en) | 2020-08-27 | 2020-08-27 | Low-voltage incoming cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212908624U (en) |
-
2020
- 2020-08-27 CN CN202021820133.0U patent/CN212908624U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |