CN207353902U - Emergency power supply access device - Google Patents
Emergency power supply access device Download PDFInfo
- Publication number
- CN207353902U CN207353902U CN201720999141.8U CN201720999141U CN207353902U CN 207353902 U CN207353902 U CN 207353902U CN 201720999141 U CN201720999141 U CN 201720999141U CN 207353902 U CN207353902 U CN 207353902U
- Authority
- CN
- China
- Prior art keywords
- power supply
- emergency power
- emergency
- supply access
- access device
- Prior art date
- 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.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000010248 power generation Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model provides a kind of emergency power supply access device, it includes conducting wire, the emergency power supply access device is used to transmit electric power for the low pressure backbone being erected on electric pole, and the emergency power supply access device further includes emergency power supply access case, power supply vehicle of meet an emergency, low voltage knife switch and flexible cable;Wherein, the low voltage knife switch is arranged on the electric pole top for being provided with the emergency power supply access case, and the power supply vehicle of meet an emergency accesses case by the flexible cable and the emergency power supply and is electrically connected;One end of the low voltage knife switch is accessed case with the conducting wire and the emergency power supply by way of cable installation in pipe and is electrically connected, and the other end of the low voltage knife switch is electrically connected with the low pressure backbone;The power supply vehicle of meet an emergency is transmitted electric power for the low pressure backbone, work efficiency can be greatly enhanced and reduce power off time, and safely and fast facilitated.
Description
Technical field
Electric power maintenance field is the utility model is related to, more particularly to the installation low pressure on 0.4 kilovolt of low pressure backbone
Emergency power supply access device.
Background technology
At present, during electric power maintenance, to reduce power off time, while the warming season in " coal changes electricity " village street is ensured
Reliable power supply, improve power supply reliability.0.4 kilovolt and be that electric network fault takes place frequently section below, being in case of emergency equipped with should
It is an important measures that anxious supply vehicle, which carries out emergency service,.
Generator car be equipped with common quad connector be connected with low-voltage busbar it is bothersome, laborious, connect it is insecure, needs tear open
Except former low pressure enter line side cable and connector caliber mismatch, causing to take a long time could normal power supply after overlap joint.
Utility model content
, can to power supply to ensure the continuous service of winter common people's heating system with the lasting development of " coal changes electricity " engineering
The requirement of higher is proposed by property.The O&M pattern of differentiation causes emergency power supply scale constantly to expand, and how to stop in accident
When electric, emergency power supply is quick, accurately and reliably accesses low-pressure system, while continuously powers for heating system, be we must
Hand solves the problems, such as.
For this reason, the utility model provides a kind of emergency power supply Quick access device, above-mentioned ask is efficiently solved
Topic.
The emergency power supply access device includes conducting wire, for transmitting electric power for the low pressure backbone that is erected on electric pole,
The emergency power supply access device further includes emergency power supply access case, power supply vehicle of meet an emergency, low voltage knife switch and flexible cable, wherein,
The low voltage knife switch is arranged on the electric pole top for being provided with the emergency power supply access case, and the power supply vehicle of meet an emergency passes through the flexibility
Cable is electrically connected with emergency power supply access case;Led by way of cable installation in pipe described in one end of the low voltage knife switch
Line is electrically connected with emergency power supply access case, and the other end of the low voltage knife switch is electrically connected with the low pressure backbone;
The power supply vehicle of meet an emergency is transmitted electric power for the low pressure backbone.
Preferably, knife-like switch and low-voltage circuit breaker are equipped with emergency power supply access case, the knife-like switch and described low
Voltage breaker is electrically connected, and has the function of low-voltage protection, short-circuit protection, earth leakage protective.
Preferably, the emergency power supply access device further includes aviation plug and the base supporting with the aviation plug,
Wherein, the emergency power supply access case and the power supply vehicle of meet an emergency are respectively fixed with the base, and the base, which is equipped with, to be applicable in
In four interfaces of low pressure of aviation plug grafting, the both ends of the flexible cable are equipped with aviation plug so that the flexible cable
Can quickly it be connected with emergency power generation vehicle and emergency power supply access case.
Preferably, the base is fixed on the bottom of box or the babinet front bottom of the emergency power supply access case, so as to
In the different fixed forms of emergency power supply access case.
Preferably, the aviation plug is the high current aviation plug that model is JAB002-400A or JAB002-600A.
Preferably, the sectional area of the flexible cable is 150mm2、185mm2Or 240mm2。
Preferably, the babinet of the emergency power supply access case is made of stainless steel.
Compared with prior art, the beneficial effects of the utility model are:In accident emergency, power supply vehicle of meet an emergency will be stopped
It at low pressure basic routing line, can quickly access, power transmission can be recovered in a few minutes after connecting, greatly improve work efficiency
With reduce power off time, while do not occur heating problem in the case of full load using the aviation plug of high current, can expire
Foot scene actual motion needs;Secondly, emergency power supply access case is small, can be selected according to environment under the line of low pressure backbone because of ground
Installation site is selected, easily and effectively, is safely and fast accessed.
Brief description of the drawings
Fig. 1 is the schematic diagram of the embodiment of the utility model;
Fig. 2 is the schematic diagram of the access step of the embodiment of the utility model;
Fig. 3 is the schematic diagram of the exit step of the embodiment of the utility model.
Description of reference numerals
1 power supply vehicle of meet an emergency, 2 emergency power supply accesses 3 knife-like switch of case
4 low-voltage circuit breaker, 5 low voltage knife switch, 6 low pressure backbone
7 first 8 second electric pole of electric pole, 9 flexible cable.
Embodiment
In the following, specific embodiment of the utility model is described in detail with reference to attached drawing, but it is new not as this practicality
The restriction of type.
The utility model embodiment is described in detail with reference to attached drawing, it should be understood that can be to disclosed embodiments
Make various modifications.Therefore, description above should not be regarded as limiting, and only as the example of embodiment.The skill of this area
Art personnel by expect within the scope and spirit of this other modification.
Comprising in the description and the attached drawing of a part for constitution instruction shows embodiment of the disclosure, and with it is upper
What face provided is used to explain the disclosure together to the substantially description of the disclosure and the detailed description given below to embodiment
Principle.
It should be appreciated that although the utility model is described with reference to instantiation, but art technology
Personnel realize many other equivalents of the utility model in which can determine, they have feature as claimed in claim simultaneously
Therefore it is all located in the protection domain that is limited whereby.
It should be noted that in electric system when switch application is in different places, those skilled in the art
Member's different title accustomed to using is to distinguish, but its effect is all deenergization, circuit is in the working status of safety
Under, for example, disconnecting link, earth leakage protective device, disconnecting switch etc., unify, using one word of switch, not limit specifically in the present embodiment,
Can specifically it be replaced according to actual carry out situation.
The utility model is described in detail with reference to the accompanying drawings.
Referring to Fig. 1, the emergency power supply access device in the embodiment of the utility model is installed on 0.4 kilovolt of low pressure backbone
On, the emergency power supply access device includes conducting wire, and the emergency power supply access device is used for be erected at the low pressure on electric pole
Backbone 1 transmits electric power, and the emergency power supply access device further includes emergency power supply access case 2, power supply vehicle of meet an emergency 1, low pressure knife
Lock 5 and flexible cable 9, wherein, the low voltage knife switch 5 is arranged on the top for the first electric pole 7 for being provided with the emergency power supply access case 2
End, the power supply vehicle of meet an emergency 1 access case 2 with the emergency power supply by the flexible cable 9 and are electrically connected;The low voltage knife switch
5 one end is accessed case 2 with the emergency power supply with the conducting wire by way of cable installation in pipe and is electrically connected, the low voltage knife switch
5 other end is electrically connected with the low pressure backbone 6;Enable the power supply vehicle of meet an emergency 1 defeated for the low pressure backbone 6
Power transmission power.
In the embodiment of the utility model, what is set up between the first electric pole 7 and the second electric pole 8 is low pressure backbone 6,
It is customer power supply by the low pressure backbone 6.
It is interior equipped with knife-like switch 3 and low in emergency power supply access case 2 in the embodiment of the utility model referring to Fig. 1
Voltage breaker 4, the knife-like switch 3 and the low-voltage circuit breaker 4 are electrically connected, and there is low-voltage protection, short-circuit protection, electric leakage to protect
The function of shield.
In order to enable the flexible cable 9 to be quickly connected with emergency power generation vehicle 1 and emergency power supply access case 2, in this reality
With in new embodiment, the emergency power supply access device further comprises aviation plug and supporting with the aviation plug
Base (is not shown here), and the emergency power supply access case 2 and the power supply vehicle of meet an emergency 1 are respectively fixed with the base, described
Base is equipped with four interfaces of low pressure suitable for aviation plug grafting, and aviation plug is equipped with the both ends of the flexible cable 9.
In generation power-off or in emergency circumstances, operating personnel use the aviation plug quickly low pressure with the aviation plug grafting
Four interfaces grafting, realize the electric connection of circuit.
For convenience of the aviation plug and the four interfaces grafting of low pressure on the base, the base is fixed on described
The bottom of box of emergency power supply access case or babinet front bottom, in order to the different fixation sides of emergency power supply access case 2
Formula, i.e., emergency power supply access case 2 can under different spatial depictions, carry out it is different put, and the base can
Most obvious and convenient place is enough in, in the present embodiment, the base is especially arranged on emergency power supply access case 2
Bottom (is not shown here), here, being not specifically limited on the position that the base is set in not embodiment, its purpose is just
It is convenient in the case of different steric requirements, the position regardless of emergency power supply access case 2, all without the obstruction bottom
Seat appears in most suitable position.
In addition, in the embodiment of the utility model, the aviation plug is JAB002-400A or JAB002- for model
The high current aviation plug of 600A, the aviation plug have that contact performance is excellent, low contact resistance, cross current capacity and wait spy by force
Point, is hardly damaged equipment, prolongs the service life, and plug number is more than 20,000 times, and the aviation plug and four interfaces of low pressure it
Between latching structure, using quick, be completely suitable for urgent emergency case.
In the embodiment of the utility model, the sectional area of used flexible cable 9 is 150mm2、 185mm2Or
240mm2, it is preferred to use 185mm2, its tensile strength is adapted to requirement in emergency situations.
Further, since emergency power supply access case 2 is throughout the year exposed in outdoor, in order to keep emergency power supply to access case 2 for a long time
Interior knife-like switch 3 and low-voltage circuit breaker 4 normally can safely work, it is preferable that the materials'use stainless steel of babinet, on case
The material of body does not limit in the present embodiment, as long as meeting to work normally knife-like switch 3 and low-voltage circuit breaker 4.
To further illustrate the working condition of the emergency power supply access device of the utility model, break down respectively in power grid
When, the power supply vehicle of meet an emergency 1 transmits electric power for the low pressure backbone 6, and after power system restoration is normal, the power supply vehicle of meet an emergency
1, which exits the workflow to transmit electric power for the low pressure backbone 6, is described in detail.
Referring to Fig. 2 and Fig. 3, Fig. 2 is the schematic diagram of the access step of the embodiment of the utility model;It is being in an emergency
As, it is necessary to which power supply vehicle of meet an emergency 1 transmits electric power for low pressure backbone 6, its work step is in the case of power-off:
Referring concurrently to Fig. 1, first, the first step, switches off to 6 master switch of low pressure backbone and for isolation so that
Circuit is in a safe condition.
Second step, carries out electrical verification, it is ensured that low pressure backbone 6 ensures staff without electricity to the leading-out terminal of the first electric pole 7
Safety in follow-up work.
3rd step, opens the chamber door of emergency power supply access case 2, and observation emergency power supply accesses the anxious instruction in the babinet of case 2
Lamp does not work, at this time, in a safe condition, then, takes out the bottom of emergency power supply access case 2 is connected with power supply vehicle of meet an emergency 1 four
Root flexible cable 9, the aviation plug of 9 one end of flexible cable access four interfaces of low pressure in the bottom of box, and flexible cable 9 is another
The aviation plug and power supply vehicle of meet an emergency 1 at end connect, and at this time, it is the low pressure backbone 6 that circuit, which possesses by power supply vehicle of meet an emergency 1,
The condition to transmit electric power.
4th step, at this time (due to being prior art device, does not do the earth leakage protective device of power supply vehicle of meet an emergency 1 into one herein
Step explanation) close.
5th step, closes the switch for being used to isolate of the second electric pole 8, then opens the inside door of emergency power supply access case 2,
The knife-like switch 3 in emergency power supply access case 2 is closed, then closes the low-voltage circuit breaker 4 of emergency power supply access case 2.
So far, power supply vehicle of meet an emergency 1 can generate electricity and be prepared as low pressure backbone 6 and transmit electric power.
By above-mentioned access step, low pressure backbone 6 is set to be electrically connected with power supply vehicle of meet an emergency 1, normal is low pressure backbone 6
Transmit electric power, it is quick to solve the problems, such as to produce power failure due to there is emergency case.
After the failure of low pressure backbone 6 is resolved, when can be powered by power grid, power supply vehicle of meet an emergency 1 needs
Terminate to transmit electric power for low pressure backbone 6, for its exit step referring to Fig. 3, Fig. 3 is the exit step of the embodiment of the utility model
Schematic diagram.
First, the first step, separates the earth leakage protective device of power supply vehicle of meet an emergency 1, electric power is stopped conveying, at this time, low pressure trunk
Line 6 is not receiving electric power from power supply vehicle of meet an emergency 1.
Second step, separates knife-like switch 3 and low-voltage circuit breaker 4 in emergency power supply access case 2, emergency power supply is accessed case 2
It is in a safe condition.
3rd step, pulls open the switch for being used to isolate of the second electric pole 8, it is ensured that electric power is isolated.
4th step, removes the flexible cable 9 of emergency power supply access case 2 and power supply vehicle of meet an emergency 1.
5th step, closes circuit master switch, and at this time, low pressure backbone 6 can receive electric power from main power grid.
The workflow closed the access of emergency power supply access device in this present embodiment and exited, does not do further herein
Detailed description, Fig. 2 and purpose shown in Fig. 3 are exactly to be understood by workflow included by the emergency power supply access device
The connection relation and trouble free service flow of part.
Above example is only the exemplary embodiment of the utility model, is not used in limitation the utility model, this practicality is new
The protection domain of type is defined by the claims.Those skilled in the art can be in the essence and protection domain of the utility model
It is interior, various modifications or equivalent substitution are made to the utility model, this modification or equivalent substitution also should be regarded as new in this practicality
In the protection domain of type.
Claims (6)
1. a kind of emergency power supply access device, it includes conducting wire, and the emergency power supply access device is used for be erected at electric pole
Low pressure backbone transmit electric power, it is characterised in that the emergency power supply access device further includes emergency power supply access case, emergent
Supply vehicle, low voltage knife switch and flexible cable;
Wherein, the low voltage knife switch is arranged on the electric pole top for being provided with the emergency power supply access case, and the power supply vehicle of meet an emergency leads to
The flexible cable is crossed to be electrically connected with emergency power supply access case;The side that one end of the low voltage knife switch passes through cable installation in pipe
Formula accesses case with the conducting wire and the emergency power supply and is electrically connected, the other end of the low voltage knife switch and the low pressure backbone
It is electrically connected;The power supply vehicle of meet an emergency is transmitted electric power for the low pressure backbone;
Knife-like switch and low-voltage circuit breaker are equipped with the emergency power supply access case, the knife-like switch and the low-voltage circuit breaker are electrical
Connection, for low-voltage protection, short-circuit protection, earth leakage protective.
2. emergency power supply access device according to claim 1, it is characterised in that the emergency power supply access device also wraps
Aviation plug and the base supporting with the aviation plug are included, wherein, the emergency power supply access case and the power supply vehicle of meet an emergency
The base is respectively fixed with, the base is equipped with four interfaces of low pressure suitable for aviation plug grafting, the flexible electrical
The both ends of cable are equipped with aviation plug so that the flexible cable can quickly connect with emergency power generation vehicle and emergency power supply access case
Connect.
3. emergency power supply access device according to claim 2, it is characterised in that the base, which is fixed on, described answers urgent telegram
The bottom of box of source access case or babinet front bottom, with the different fixed forms corresponding to emergency power supply access case.
4. emergency power supply access device according to claim 2, it is characterised in that the aviation plug is for model
The high current aviation plug of JAB002-400A or JAB002-600A.
5. emergency power supply access device according to claim 1, it is characterised in that the sectional area of the flexible cable is
150mm2、185mm2Or 240mm2。
6. the emergency power supply access device according to any one of claim 1-5, it is characterised in that the emergency power supply connects
The babinet of cartonning is made of stainless steel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720999141.8U CN207353902U (en) | 2017-08-10 | 2017-08-10 | Emergency power supply access device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720999141.8U CN207353902U (en) | 2017-08-10 | 2017-08-10 | Emergency power supply access device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207353902U true CN207353902U (en) | 2018-05-11 |
Family
ID=62360169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720999141.8U Active CN207353902U (en) | 2017-08-10 | 2017-08-10 | Emergency power supply access device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207353902U (en) |
-
2017
- 2017-08-10 CN CN201720999141.8U patent/CN207353902U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES2522849T3 (en) | Systems and methods to provide protection against arc failure and / or earth fault for distributed generation sources | |
WO2015087638A1 (en) | Solar photovoltaic system | |
CN203367955U (en) | Low voltage power cable isolation device | |
CN106300104B (en) | Universal attachment device and its application of the power supply vehicle of meet an emergency with low pressure aerial condutor | |
CN207353902U (en) | Emergency power supply access device | |
CN204947341U (en) | Distribution becomes platform intelligent distribution box | |
CN203103780U (en) | Grounding wire anti-misoperation circuit and grounding wire anti-misoperation device | |
CN110086005A (en) | A kind of double grounding safety systems promoting reliability | |
CN104953703B (en) | A kind of dual power supply control cabinet for possessing anti-misoperation function | |
CN208386124U (en) | A kind of neutral point drifting protective device | |
CN209200656U (en) | A kind of current quick-breaking prevents station with becoming overstepping device in conjunction with zero-sequenceprotection | |
CN206274586U (en) | Wind-powered electricity generation box type transformer | |
CN206727464U (en) | A kind of outer power supply source control cabinet of ship | |
CN108074761B (en) | A kind of rain-proof type disconnecting switch protective device | |
CN206742857U (en) | A kind of low-voltage distribution room outgoing line cabinet | |
CN105794059B (en) | Switchgear with bus bar side voltage transformer or arrester | |
CN208299447U (en) | A kind of distributed generation resource isolation protecting device | |
CN205945013U (en) | Distribution network zero line fault protection ware based on zero line voltage -to -ground | |
CN206878547U (en) | Emergency power supply unit | |
CN206759158U (en) | A kind of fixed quick emergent guarantor's electric installation | |
CN203014181U (en) | Expandable looped network cabinet unit capable of not interrupting power supply at single side | |
CN216699241U (en) | Device for preventing 220V generator power supply from mistakenly transmitting power to municipal power grid in reverse direction | |
CN211017901U (en) | Multifunctional standby power access box and power distribution cabinet system | |
Novothny | E-mobility Protection Against Electric Shock | |
CN217956696U (en) | High-altitude vehicle alternating-current wiring error protection device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |