CN201750075U - Novel box-type substation - Google Patents
Novel box-type substation Download PDFInfo
- Publication number
- CN201750075U CN201750075U CN2010202734384U CN201020273438U CN201750075U CN 201750075 U CN201750075 U CN 201750075U CN 2010202734384 U CN2010202734384 U CN 2010202734384U CN 201020273438 U CN201020273438 U CN 201020273438U CN 201750075 U CN201750075 U CN 201750075U
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- switch
- voltage
- high pressure
- module
- switch cabinet
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- Expired - Fee Related
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Abstract
The utility model relates to a novel box-type substation, which comprises a box body, a high-voltage device, a transformer device and a low-voltage device, wherein a high-voltage incoming line switch cabinet, a high-voltage ring network outgoing line switch cabinet and a high-voltage outgoing line switch cabinet in the high-voltage device comprise load switches, spring operating mechanisms and casings; the load switches and the spring operating mechanisms are installed inside the casings; the spring operating mechanisms drive the load switches to operate; in addition, the load switches in the high-voltage incoming line switch cabinet, the high-voltage ring network outgoing line switch cabinet and the high-voltage outgoing line switch cabinet adopt vacuum extinction load switches which are formed through integral casting. The novel box-type substation has the advantages that the structure is simple, and the novel box-type substation is easy to use; a circuit breaker adopts a vacuum chamber to achieve the arc extinguishing effect, so that the problem of gas leakage cannot occur, the damage on the human body cannot be caused, and the greenhouse effect cannot be enhanced; in addition, the zero emission is achieved under the premise that the electric appliance performance of products is ensured and improved, so that the novel box-type substation can operate safely and reliably.
Description
Technical field
The utility model belongs to the converting equipment technical field, especially a kind of novel box type transformer station.
Background technology
Box-type substation is a visual plant during electric power is carried, and its main purpose is the low-voltage of power converter for producing, living and use with the high voltage grade of input.Its structure is: comprise casing, high-tension apparatus, transformer equipment and low-voltage equipment, be shaped on a plurality of cabinet doors on the side plate of casing, be divided into three and the corresponding equipment installing zone of cabinet door by vertical clapboard in the casing, be divided into the high-tension apparatus installing zone, transformer equipment installing zone and low-voltage equipment installing zone, in above-mentioned three installing zones, high-tension apparatus is installed respectively, transformer equipment and low-voltage equipment, wherein high-tension apparatus comprises high pressure service entrance switch cabinet, high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle, high pressure service entrance switch cabinet, the suitable for reading mutual series connection of high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle, the end opening of high pressure service entrance switch cabinet connects power transmission cable, the end opening emptying of high pressure ring outlet switch cubicle, the end opening of high-voltage terminal switch cubicle connects the transformer high-voltage side.
High pressure service entrance switch cabinet, high pressure ring outlet switch cubicle are identical with high-voltage terminal switch cubicle structure, its structure comprises casing, on-load switch, fuse, spring operating mechanism, isolating switch and bus row, isolating switch and on-load switch drive by the output toggle arm of spring operating mechanism, the HV Terminal connection bus row of on-load switch, the circuit breaker output in the on-load switch connects the high-pressure side of transformer by a fuse.The normal at present on-load switch that uses is filling SF
6The on-load switch of (sulphur hexafluoride), the circuit breaker of installing in it is positioned at one and is filled with SF
6In the arc control device of gas, this SF
6Gas is a kind of nontoxic inert gas, and as a kind of dielectric, it is used widely in various electric equipments, but SF
6Gas can resolve into the very high material of toxicity under the high temperature of electric arc, this material has very strong toxicity to human body, simultaneously SF
6Gas still is a kind of greenhouse gas, and its influence to greenhouse effect is CO
2More than 20,000 times of gas.In actual applications, fill SF
6The equipment of gas all exists the problem of gas leakage, the accident of might blasting, also might damage human body, more can strengthen greenhouse effect, also can strengthen the work of maintenance personnel amount.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, be easy to use and the novel box type transformer station of Environmental Safety.
The utility model solves its technical problem and is achieved through the following technical solutions:
A kind of novel box type transformer station, comprise casing, high-tension apparatus, transformer equipment and low-voltage equipment, high-tension apparatus, transformer equipment and low-voltage equipment are installed in the casing, high-tension apparatus comprises high pressure service entrance switch cabinet, high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle, high pressure service entrance switch cabinet, the suitable for reading mutual series connection of high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle, the end opening of high pressure service entrance switch cabinet connects power transmission cable, the end opening of high-voltage terminal switch cubicle connects the transformer high-voltage side, high pressure service entrance switch cabinet, high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle include on-load switch, spring operating mechanism and housing, on-load switch and spring operating mechanism are installed in the housing, spring operating mechanism drives the on-load switch action, it is characterized in that: described high pressure service entrance switch cabinet, on-load switch in high pressure ring outlet switch cubicle and the high-voltage terminal switch cubicle is the vacuum extinction on-load switch that the one cast is made.
And, described vacuum extinction on-load switch comprises the switch housing that one cast is made and the vacuum breaker module of inner setting-in thereof, isolating switch module and earthed switch module, the isolating switch module is connected power transmission cable with earthed switch module one end by the high-voltage connection terminal on the switch housing, the other end of isolating switch module connects an end of vacuum breaker module, the other end of vacuum breaker module connects the transformer high-voltage side by fuse, at two montants that drive vacuum breaker module and isolating switch module break-make respectively of switch housing upper end slip setting-in, the upper end of these two montants connects the output toggle arm of spring operating mechanism.
And, the lightning arrester interface on the switch housing that is connected in parallel between described isolating switch module and the vacuum breaker module.
Advantage of the present utility model and beneficial effect are:
The utility model is simple in structure, be easy to use, the vacuum extinction on-load switch that employing is made by vacuum breaker module, isolating switch module and the cast of earthed switch module one, because circuit breaker adopts the vacuum chamber arc extinguishing, the problem that gas leakage can not occur, also can not cause the injury of human body, can not strengthen greenhouse effect, guarantee and improving under the prerequisite of product electric property, realized zero discharge, made box-type substation safety, operation reliably.
Description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is that the A-A of Fig. 1 is to cutaway view.
Fig. 3 is the syndeton schematic diagram of high-tension apparatus.
Fig. 4 is the front view that switch cubicle appears in high pressure.
Fig. 5 is the rearview of Fig. 4.
Fig. 6 is the enlarged left view (removing the side cover plate of casing) of Fig. 5.
Fig. 7 is the structural representation of solid-state insulated switch.
Embodiment
The utility model is described in further detail below by specific embodiment, and following examples are descriptive, is not determinate, can not limit protection range of the present utility model with this.
A kind of novel box type transformer station, shown in Fig. 1～7, comprise casing 1, be shaped on a plurality of cabinet doors 2 on the side plate of casing, be divided into three and the corresponding equipment installing zone of cabinet door by vertical clapboard in the casing, be divided into high-tension apparatus installing zone 5, transformer equipment installing zone 4 and low-voltage equipment installing zone 3, in above-mentioned three installing zones, high-tension apparatus is installed respectively, transformer equipment and low-voltage equipment, high-tension apparatus comprises high pressure service entrance switch cabinet, high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle, high pressure service entrance switch cabinet, the suitable for reading mutual series connection of high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle, the end opening of high pressure service entrance switch cabinet connects power transmission cable, the end opening of high pressure ring outlet switch cubicle is left a blank, the end opening of high-voltage terminal switch cubicle connects the transformer high-voltage side, high pressure service entrance switch cabinet, high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle include on-load switch 15, spring operating mechanism 8 and housing 6, on-load switch and spring operating mechanism are installed in the housing, spring operating mechanism drives the on-load switch action, and innovation of the present utility model is: high pressure service entrance switch cabinet, on-load switch in high pressure ring outlet switch cubicle and the high-voltage terminal switch cubicle is the vacuum extinction on-load switch that the one cast is made.
The structure of high pressure service entrance switch cabinet, high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle is all identical, the mode of connection is slightly different, high pressure ring outlet switch cubicle wherein is as the stand-by equipment of high pressure service entrance switch cabinet, and being example with high pressure service entrance switch cabinet below describes the structure of vacuum extinction on-load switch:
Vacuum extinction on-load switch in the high pressure service entrance switch cabinet is packed in the front side in the housing, front end face at housing is provided with the control panel 7 that shows each equipment working state in it, the vacuum extinction on-load switch comprises the switch housing 19 that one cast is made and the vacuum breaker module 22 of inner setting-in thereof, isolating switch module 25 and earthed switch module 28, isolating switch module and earthed switch module one end are suitable for reading by this high-voltage connection terminal of high-voltage connection terminal 27(on the switch housing) stube cable, the other end of isolating switch module connects an end of vacuum breaker module, this safety clip of the sub-17(of safety clip that the other end of vacuum breaker module connects on the switch housing is end opening), this safety clip connects the high-voltage connection terminal of high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle by fuse 18, at switch housing upper end slip setting-in left side montant 12 and right montant 14, left side montant and right montant drive vacuum breaker module and isolating switch module break-make respectively, and the upper end of these two montants connects the output toggle arm of spring operating mechanism by connecting rod 13.Be connected in parallel between isolating switch module in the switch housing and the vacuum breaker module lightning arrester interface 24 on the switch housing, this lightning arrester interface connects the lightning arrester 10 that is inlaid on the housing.
The operation principle of high pressure service entrance switch cabinet is:
Electric energy is imported by power transmission cable, through overcurrent fuse, closed circuit breaker 23 and closed isolating switch 26, be delivered to the high-voltage terminal switch cubicle, connect the transformer high-voltage side by the high-voltage terminal switch cubicle again, when breaking down, spring energy-storage element 9 in the spring operating mechanism drives output toggle arm, output toggle arm drives circuit breaker by left montant and follower lever 20 and disconnects, the residing vacuum chamber of circuit breaker has played the arc extinguishing effect, the output toggle arm of spring operating mechanism drives the isolating switch disconnection by right montant and follower lever then, and power supply circuits cut off the most at last.When maintenance detected, circuit breaker disconnected, and isolating switch disconnects, then with the safety of earthed switch 29 closures with the protection attendant.When thunderbolt occurring, the lightning arrester action that is connected on the lightning arrester interface of vacuum extinction on-load switch is to protect whole safety.
The utility model is simple in structure, be easy to use, the vacuum extinction on-load switch that employing is made by vacuum breaker module, isolating switch module and the cast of earthed switch module one, because circuit breaker adopts the vacuum chamber arc extinguishing, the problem that gas leakage can not occur, also can not cause the injury of human body, can not strengthen greenhouse effect, guarantee and improving under the prerequisite of product electric property, realized zero discharge, made box-type substation safety, operation reliably.
Claims (3)
1. novel box type transformer station, comprise casing, high-tension apparatus, transformer equipment and low-voltage equipment, high-tension apparatus, transformer equipment and low-voltage equipment are installed in the casing, high-tension apparatus comprises high pressure service entrance switch cabinet, high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle, high pressure service entrance switch cabinet, the suitable for reading mutual series connection of high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle, the end opening of high pressure service entrance switch cabinet connects power transmission cable, the end opening of high-voltage terminal switch cubicle connects the transformer high-voltage side, high pressure service entrance switch cabinet, high pressure ring outlet switch cubicle and high-voltage terminal switch cubicle include on-load switch, spring operating mechanism and housing, on-load switch and spring operating mechanism are installed in the housing, spring operating mechanism drives the on-load switch action, it is characterized in that: described high pressure service entrance switch cabinet, on-load switch in high pressure ring outlet switch cubicle and the high-voltage terminal switch cubicle is the vacuum extinction on-load switch that the one cast is made.
2. novel box type transformer station according to claim 1, it is characterized in that: described vacuum extinction on-load switch comprises the switch housing that one cast is made and the vacuum breaker module of inner setting-in thereof, isolating switch module and earthed switch module, the isolating switch module is connected power transmission cable with earthed switch module one end by the high-voltage connection terminal on the switch housing, the other end of isolating switch module connects an end of vacuum breaker module, the other end of vacuum breaker module connects the transformer high-voltage side by fuse, at two montants that drive vacuum breaker module and isolating switch module break-make respectively of switch housing upper end slip setting-in, the upper end of these two montants connects the output toggle arm of spring operating mechanism.
3. novel box type transformer station according to claim 1 is characterized in that: the lightning arrester interface on the switch housing that is connected in parallel between described isolating switch module and the vacuum breaker module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202734384U CN201750075U (en) | 2010-07-28 | 2010-07-28 | Novel box-type substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202734384U CN201750075U (en) | 2010-07-28 | 2010-07-28 | Novel box-type substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201750075U true CN201750075U (en) | 2011-02-16 |
Family
ID=43584747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202734384U Expired - Fee Related CN201750075U (en) | 2010-07-28 | 2010-07-28 | Novel box-type substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201750075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922817A (en) * | 2018-07-10 | 2018-11-30 | 深圳市地铁集团有限公司运营总部 | Earthed system is isolated in traction rectifier transformer |
-
2010
- 2010-07-28 CN CN2010202734384U patent/CN201750075U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922817A (en) * | 2018-07-10 | 2018-11-30 | 深圳市地铁集团有限公司运营总部 | Earthed system is isolated in traction rectifier transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20110216 Termination date: 20190728 |