CN212784878U - Dual-power supply device and mobile substation - Google Patents
Dual-power supply device and mobile substation Download PDFInfo
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- CN212784878U CN212784878U CN202021531523.6U CN202021531523U CN212784878U CN 212784878 U CN212784878 U CN 212784878U CN 202021531523 U CN202021531523 U CN 202021531523U CN 212784878 U CN212784878 U CN 212784878U
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- power supply
- cabinet body
- electrically connected
- transformer
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- 230000009977 dual effect Effects 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 5
- 238000010248 power generation Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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Abstract
The utility model provides a dual power supply unit and portable transformer substation, include: the power supply device comprises a cabinet body, two power supply generating mechanisms and a power supply control unit, wherein the two power supply generating mechanisms are arranged in the cabinet body and are electrically connected with an input power supply, and each power supply generating mechanism further comprises a transformer cabinet and a frequency converter which are electrically connected; the power conversion cabinet is arranged in the cabinet body and provided with an input end and an output end, the input end is electrically connected with the two frequency converters, and the output end is electrically connected with a load. Adopt the dual power supply unit and the portable transformer substation of above-mentioned scheme to convert 10KV input power into 380V power, provide 380V power for the load, both can drive multiple model motor, all-in-one, also can drive other loads, use the bilinear power supply each other for reserve, can long-range or manual switching, can switch another circuit work when certain circuit trouble, prevent that circuit outage delaying production from causing the loss, ensure that the power supply is stable.
Description
Technical Field
The utility model belongs to the technical field of the power supply, especially, relate to a dual power supply unit and portable transformer substation.
Background
A movable box-type transformer station is composed of high-voltage switch unit, distribution transformer and low-voltage distributor, and features that the functions of step-down and low-voltage distribution are organically combined together and installed in a steel box with damp-proof, antirust, dustproof, mouse-proof, fire-proof, antitheft, heat-insulating and movable functions. When a power supply line fails, the conventional transformer substation can be put into operation after overhaul and accident repair, so that the stable production work cannot be ensured, and the production cost is increased.
SUMMERY OF THE UTILITY MODEL
For solving foretell technical problem, the utility model provides a dual power supply unit and portable transformer substation adopts the dual line to supply power simultaneously, guarantees stable production work, prevents that the circuit outage from delaying production.
The utility model discloses a dual power supply unit, include:
a cabinet body, a first cover and a second cover,
the two power generation mechanisms are arranged in the cabinet body and are electrically connected with an input power supply, and each power generation mechanism further comprises a transformer cabinet and a frequency converter which are electrically connected;
the power conversion cabinet is arranged in the cabinet body and provided with an input end and an output end, the input end is electrically connected with the two frequency converters, and the output end is electrically connected with a load.
Further, the power conversion cabinet further comprises:
a power conversion cabinet body, wherein a beam is arranged in the power conversion cabinet body;
the automatic change-over switch is arranged on the cross beam and is provided with an input end and an output end, the input end is electrically connected with the frequency converter, and the output end is connected with the load;
the circuit breaker is arranged on the cross beam and is electrically connected with the automatic change-over switch;
the battery box is fixedly arranged at the bottom of the power supply conversion cabinet body through a mounting base;
the UPS is fixedly arranged at the bottom of the power conversion cabinet body through a mounting base and is electrically connected with the circuit breaker and the battery box;
wherein, when equipment breaks down or needs to carry out equipment maintenance, can supply to overhaul the power consumption, for example, connect fan, light equipment auxiliary overhaul.
Further, the automatic change-over switch also comprises a controller, and the controller is provided with a remote communication module to realize remote control.
Further, the transformer cabinet still includes:
a transformer cabinet body;
the dry-type transformer is fixedly arranged on the transformer cabinet body through a mounting channel steel;
and the three fuses are arranged in the transformer cabinet body and electrically connected with the dry-type transformer.
Further, transformer cabinet body qianmen adopts embedded outer-open single door, and the back door adopts embedded dismantlement door plant fast to install folding handle, easy dismounting, cabinet body top symmetry sets up a plurality of rings for lifting by crane.
Further, a base channel steel is arranged at the bottom of the transformer cabinet body, and the base channel steel and the center of the installation channel steel are arranged along the same vertical line to provide stable support for the transformer.
Further, the transformer cabinet and the power conversion cabinet adopt a lower-in and lower-out wire inlet and outlet mode, the transformer cabinet adopts a lower-in and lower-out cooling air transmission mode, and a cable fixing plate is further arranged on the side wall of the transformer cabinet body so that the cable can enter the cabinet body.
Furthermore, the power conversion cabinet body and the transformer cabinet body are made of 2mm galvanized plates, so that the protection grade of the shell reaches IP4X, the power conversion cabinet body and the transformer cabinet body have good sealing performance, and the damage of acting force caused by short circuit during transportation, installation and operation of the power supply device is avoided.
Further, the power conversion cabinet is further provided with an indicator light which is electrically connected with the automatic change-over switch, and the indicator light is used for displaying the power-on condition of the marking circuit.
The utility model also discloses a portable transformer substation, include as above the dual power supply unit who discloses.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
the device of the scheme is used as a mobile power supply device, can move along with a vehicle at any time, can also be installed in a workshop, and has a wide application range;
the utility model has the advantages that the power supply device is flexible and multipurpose, can drive motors and all-in-one machines with various models, can also drive other loads, and realizes the required voltage by changing transformers with other models; the double-line power supply is mutually standby, remote or manual switching can be realized, the switching time is less than 2S, when a certain line fails, the other line can be switched to work, loss caused by production delay due to line power failure is prevented, and the stability of power supply is ensured;
the utility model discloses a power supply and other auxiliary power consumptions are given to vacuum circuit breaker to built-in battery box and UPS power, when equipment breaks down or carries out the plant maintenance, also can supply to overhaul the power consumption.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic block diagram of a preferred structure of a dual power supply device according to an embodiment of the present invention;
fig. 2 is a schematic view of another preferred structure of the dual power supply device according to the embodiment of the present invention;
fig. 3 is a schematic diagram of a preferred structure of a power conversion cabinet according to an embodiment of the present invention;
fig. 4 is a schematic diagram of another preferred structure of the power conversion cabinet according to the embodiment of the present invention;
fig. 5 is a schematic diagram of a preferred structure of a transformer cabinet according to an embodiment of the present invention;
fig. 6 is another preferred structural schematic diagram of the transformer cabinet according to the embodiment of the present invention;
fig. 7 is another preferred structural schematic diagram of the transformer cabinet according to the embodiment of the present invention.
Wherein:
1. a cabinet body; 2. a transformer cabinet; 21. a transformer cabinet body; 211. a front door; 212. a rear door; 213. a folding handle; 22. a dry-type transformer; 23. a fuse; 24. mounting channel steel; 25. base channel steel; 26. a cable fixing plate; 3. a frequency converter; 4. a power conversion cabinet; 41. A power conversion cabinet body; 42. a cross beam; 43. an automatic transfer switch; 44. a circuit breaker; 45. A battery box; 46. a UPS power supply; 47. a first mounting base; 48. a second mounting base; 49. an indicator light; 5. and (4) loading.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Fig. 1-7 show the structure schematic diagram of the dual power supply device of the present invention, referring to fig. 1-7, the present embodiment discloses a dual power supply device, including:
a cabinet body 1 is arranged at the bottom of the cabinet body,
the power supply generating mechanisms are arranged in the cabinet body 1 and are electrically connected with an input power supply, and each power supply generating mechanism further comprises a transformer cabinet 2 and a frequency converter 3 which are electrically connected;
the power conversion cabinet 4 is arranged in the cabinet body 1, the power conversion cabinet 4 is provided with an input end and an output end, the input end is simultaneously electrically connected with the two frequency converters 3, and the output end is electrically connected with a load 5.
The power conversion cabinet 4 further includes:
a power conversion cabinet 41 having a beam 42 therein;
an automatic transfer switch 43 disposed on the beam 42, the automatic transfer switch 43 having an input end and an output end, the input end being electrically connected to the frequency converter 3, the output end being connected to the load 5;
a breaker 44 disposed on the beam 42, wherein the breaker 44 is electrically connected to the automatic transfer switch 43;
a battery box 45 fixedly arranged at the bottom of the power conversion cabinet body 41 through a first mounting base 47;
a UPS power source 46 fixedly disposed at the bottom of the power conversion cabinet 41 through a second mounting base 48, wherein the UPS power source 46 is electrically connected to the circuit breaker 44 and the battery box 45;
the power conversion cabinet 4 is further provided with an indicator lamp 49 which is electrically connected with the automatic change-over switch 43, and the indicator lamp 49 is used for displaying the electrifying condition of the marking circuit;
the automatic transfer switch 43 further comprises a controller, and the controller is provided with a remote communication module to realize remote control; when equipment breaks down or needs to be maintained, the power supply can be used for overhauling, such as auxiliary overhauling of a fan and lighting lamp equipment.
The transformer cabinet 2 further includes:
a transformer cabinet body 21;
a dry-type transformer 22 fixedly arranged on the transformer cabinet body 21 through a mounting channel steel 24;
and the three fuses 23 are arranged in the transformer cabinet 21 and electrically connected to the dry-type transformer 22.
The front door 211 of the transformer cabinet body 21 adopts an embedded single outward-opening door, the rear door 212 adopts an embedded quick detachable door plate, a folding handle 213 is installed, the dismounting and the mounting are convenient, and a plurality of hoisting rings for hoisting are symmetrically arranged at the top of the transformer cabinet body 21.
The bottom of the transformer cabinet body 21 is provided with a base channel steel 25, and the base channel steel 25 and the center of the installation channel steel 24 are arranged along the same vertical line, so that a stable support is provided for the transformer.
The transformer cabinet 2 and the power conversion cabinet 4 adopt a lower-in and lower-out wire inlet and outlet mode, the transformer cabinet 1 adopts a lower-in and front-out cooling air transmission mode, and a cable fixing plate 26 is further arranged on the 21 side wall of the transformer cabinet body to facilitate the wiring of cables so that the cables can enter the cabinet body.
The shells of the power conversion cabinet body 41 and the transformer cabinet body 21 are made of 2mm galvanized plates, so that the protection grade of the shells reaches IP4X, the sealing performance is good, and the damage of acting force caused by short circuit during transportation, installation and operation of the power supply device is avoided.
On the other hand, the embodiment also discloses a mobile substation, which comprises the dual-power supply device.
It should be noted that, when the load is a frequency conversion integrated machine, the frequency converter cabinet of the embodiment may be omitted.
The power supply device of the embodiment is adopted as a mobile power supply device, can convert an input power supply into a power supply required by a load, and can be used for driving motors or motor integrated machines of various types and driving other loads; the power supply device of the embodiment adopts a dual-power line for power supply, can switch power supplies remotely or manually, and can switch another line to work when one line fails, so that the loss caused by delayed production due to line power failure is prevented, and the stable power supply is ensured; in addition, the power conversion cabinet of this embodiment still supplies power and other supplementary power consumptions for vacuum circuit breaker through built-in battery box and UPS power, when equipment breaks down or carries out equipment maintenance, also can supply to overhaul the power consumption.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. A dual power supply apparatus, comprising:
a cabinet body, a first cover and a second cover,
the two power generation mechanisms are arranged in the cabinet body and are electrically connected with an input power supply, and each power generation mechanism further comprises a transformer cabinet and a frequency converter which are electrically connected;
the power conversion cabinet is arranged in the cabinet body and provided with an input end and an output end, the input end is electrically connected with the two frequency converters, and the output end is electrically connected with a load.
2. The dual power supply apparatus of claim 1, wherein the power conversion cabinet further comprises:
a power conversion cabinet body, wherein a beam is arranged in the power conversion cabinet body;
the automatic change-over switch is arranged on the cross beam and is provided with an input end and an output end, the input end is electrically connected with the frequency converter, and the output end is connected with the load;
the circuit breaker is arranged on the cross beam and is electrically connected with the automatic change-over switch;
the battery box is fixedly arranged at the bottom of the power supply conversion cabinet body through a mounting base;
the UPS power supply is fixedly arranged at the bottom of the power conversion cabinet body through an installation base, and the UPS power supply is electrically connected with the circuit breaker and the battery box.
3. The dual power supply apparatus of claim 2, wherein the automatic transfer switch further comprises a controller, the controller having a remote communication module.
4. The dual power supply apparatus of claim 3, wherein the transformer cabinet further comprises:
a transformer cabinet body;
the dry-type transformer is fixedly arranged on the transformer cabinet body through a mounting channel steel;
and the three fuses are arranged in the transformer cabinet body and electrically connected with the dry-type transformer.
5. The dual-power-supply device of claim 4, wherein the front door of the transformer cabinet body is an embedded external-open single door, the rear door is an embedded door panel capable of being detached quickly, and a folding handle is installed.
6. The dual-power-supply power supply device of claim 5, wherein a base channel steel is arranged at the bottom of the transformer cabinet body, and the base channel steel and the mounting channel steel are arranged along the same vertical line at the center.
7. The dual power supply device according to claim 6, wherein the transformer cabinet and the power conversion cabinet adopt a down-in and down-out wire inlet and outlet manner, and the transformer cabinet adopts a down-in and forward-out cooling air transfer manner.
8. The dual power supply device of claim 7, wherein the power conversion cabinet and the transformer cabinet are made of 2mm galvanized plates.
9. The dual power supply apparatus of claim 8, wherein the power conversion cabinet further comprises an indicator light electrically connected to the automatic transfer switch.
10. A mobile substation, characterized in that it comprises a dual power supply unit according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021531523.6U CN212784878U (en) | 2020-07-29 | 2020-07-29 | Dual-power supply device and mobile substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021531523.6U CN212784878U (en) | 2020-07-29 | 2020-07-29 | Dual-power supply device and mobile substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212784878U true CN212784878U (en) | 2021-03-23 |
Family
ID=75038523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021531523.6U Expired - Fee Related CN212784878U (en) | 2020-07-29 | 2020-07-29 | Dual-power supply device and mobile substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212784878U (en) |
-
2020
- 2020-07-29 CN CN202021531523.6U patent/CN212784878U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| 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: 20210323 |