CN202103346U - Handcart switch circuit electric electroscopic device special for 35kV switch cabinet - Google Patents
Handcart switch circuit electric electroscopic device special for 35kV switch cabinet Download PDFInfo
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- CN202103346U CN202103346U CN2011202020020U CN201120202002U CN202103346U CN 202103346 U CN202103346 U CN 202103346U CN 2011202020020 U CN2011202020020 U CN 2011202020020U CN 201120202002 U CN201120202002 U CN 201120202002U CN 202103346 U CN202103346 U CN 202103346U
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- electromagnetic lock
- lock
- switch
- door
- handcart
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Abstract
The embodiment of the utility model provides a handcart switch circuit electric electroscopic device special for a 35kV switch cabinet, which comprises a handcart switch rear cabinet door, an electroscopic door, a lock, an electromagnetic lock, a lock sheet and an alive displayer. The electromagnetic lock and the electroscopic door are installed on the handcart switch rear cabinet door, the lock is installed on the electroscopic door, and the lock sheet is interlocked with the electromagnetic lock. The electromagnetic lock is charged only when a normally closed contact of a handcart stroke switch and a normally closed contact of a relay controlled by the alive displayer close simultaneously. The handcart switch circuit electric electroscopic device special for the 35kV switch cabinet is simple in structure, convenient to operate and reliable in performance, can reduce operation of power transformation operators, and ensures that safe and reliable power supply requirements in power supply operation are met.
Description
Technical field
The utility model belongs to the power technology field, relates in particular to a kind of electric electroscopic device of wheelbarrow switch circuit of the 35KV of being exclusively used in switch cubicle.
Background technology
In the operation of electric power system, guarantee that the power transformation safe and reliable operation is primary and one of most important requirement.A fairly large number of processing ease generation misoperation in power transformation operation, the incidence of increase accident.In order to reduce or avoid the generation of misoperation, must compress power transformation operation staff's operational ton.
At the operational ton that guarantees minimizing personnel under the equipment safety operation, need at first improve the reliability and the reasonability of power equipment.At present in the maintenance electrical verification process of the bus of indoor the complete sets of equipment 35KV and circuit; Need earlier wheelbarrow switch to be released outside the cabinet by test position; Advance the electrical verification handcart in the cabinet again, then the electrical verification handcart is shaken to the service position by test position, carry out electrical verification again; Increase operations staff's operation so greatly, prolonged the operating time.Therefore be badly in need of a kind of easy electroscopic device to guarantee under the safe and reliable prerequisite of powered operation, reduce power transformation operation personnel's operational ton.
The utility model content
In view of this, the purpose of the utility model is to provide a kind of electric electroscopic device of wheelbarrow switch circuit of the 35KV of being exclusively used in switch cubicle, can guarantee under the safe and reliable prerequisite of powered operation, reduces power transformation operation personnel's operational ton.
For realizing above-mentioned purpose, an embodiment of the utility model provides a kind of electric electroscopic device of wheelbarrow switch circuit of the 35KV of being exclusively used in switch cubicle, comprising: wheelbarrow switch rear cabinet door, electrical verification door, lock, electromagnetic lock, locking plate and electrification display;
Said electromagnetic lock and electrical verification door are installed on the said wheelbarrow switch rear cabinet door, and said lock is installed on the electrical verification door, said locking plate and electromagnetic lock interlocking;
Said electromagnetic lock has only when handcart travel switch normally closed contact and electrification display control relay normally closed contact are closed simultaneously just charged.
Preferably, said handcart travel switch normally closed contact and electrification display control relay normally closed contact are connected in the electric power loop of electromagnetic lock.
Preferably, when said electromagnetic lock did not have electricity, locking plate and electromagnetic lock can't be threaded off.
The electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle among the utility model embodiment is not only simple in structure; Easy and simple to handle; And dependable performance, can reduce power transformation operation personnel's operation, guarantee to reach in the powered operation requirement of safe and reliable power supply.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the front view of the electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle that provides of the utility model;
Fig. 2 is the schematic perspective view of the electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle among Fig. 1;
Fig. 3 is that the installation of electromagnetic lock, locking plate and the lock of the electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle among Fig. 1 concerns sketch map;
Fig. 4 is the power circuit sketch map of the electromagnetic lock in the electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle in the utility model.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer; To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the utility model embodiment is carried out clear, intactly description; Obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 shows the front view of the electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle that the utility model provides, and Fig. 2 is exclusively used in the schematic perspective view of the electric electroscopic device of wheelbarrow switch circuit of 35KV switch cubicle for this.As illustrated in fig. 1 and 2, the electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle in the utility model comprises wheelbarrow switch rear cabinet door 1, electrical verification door 2, lock 3, electromagnetic lock 4, locking plate 5 and electrification display (not shown).
Fig. 4 shows the power circuit of electromagnetic lock.In this circuit loop, be in series with handcart travel switch normally closed contact 6 (also can be called K) and electrification display control relay normally closed contact 7 (also can be called DL).DCS wherein is electromagnetic lock, and electromagnetic lock is by direct current or the Alternating Current Power Supply of 220V.
Can know by Fig. 3 and Fig. 4, when electrical verification door 2 close lock after, electromagnetic lock 4 inserts locking plates 5, and locking plate 5 and electromagnetic lock 4 can't be threaded off, and remains at the state of locking, can't open the electrical verification door this moment.
And when wheelbarrow switch when test position and circuit do not have electricity, handcart travel switch normally closed contact 6 is closed simultaneously with electrification display control relay normally closed contact 7, electromagnetic lock 4 has electricity, can open 2 electrical verifications of electrical verification door, realizes electroscope function.
Below specify the use of the electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle in the utility model.
When utilizing this device to carry out the 35KV circuit, needs change maintenance during electrical verification; Wheelbarrow switch is moved to test position, and holding circuit is wireless, this moment, handcart formed switch normally closed contact and electrification display control relay normally closed contact while closure; Electromagnetic lock is charged; Make locking plate to thread off, and then can open the electrical verification door and carry out electrical verification, realize electroscope function with electromagnetic lock.Operations staff's operational ton seldom and can also be guaranteed safe and reliable in the powered operation in the whole process.
This shows that the electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle that the utility model provides is simple in structure, easy to operate, dependable performance can reduce power transformation operation personnel's operation, guarantees to reach in the powered operation security reliability requirement.
The above only is the preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection range of the utility model.
Claims (3)
1. the electric electroscopic device of wheelbarrow switch circuit that is exclusively used in the 35KV switch cubicle is characterized in that, comprising: wheelbarrow switch rear cabinet door, electrical verification door, lock, electromagnetic lock, locking plate and electrification display;
Said electromagnetic lock and electrical verification door are installed on the said wheelbarrow switch rear cabinet door, and said lock is installed on the electrical verification door, said locking plate and electromagnetic lock interlocking;
Said electromagnetic lock has only when handcart travel switch normally closed contact and electrification display control relay normally closed contact are closed simultaneously just charged.
2. device according to claim 1 is characterized in that, said handcart travel switch normally closed contact and electrification display control relay normally closed contact are connected in the electric power loop of electromagnetic lock.
3. device according to claim 1 is characterized in that, when said electromagnetic lock did not have electricity, locking plate and electromagnetic lock can't be threaded off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202020020U CN202103346U (en) | 2011-06-15 | 2011-06-15 | Handcart switch circuit electric electroscopic device special for 35kV switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202020020U CN202103346U (en) | 2011-06-15 | 2011-06-15 | Handcart switch circuit electric electroscopic device special for 35kV switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202103346U true CN202103346U (en) | 2012-01-04 |
Family
ID=45389343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202020020U Expired - Fee Related CN202103346U (en) | 2011-06-15 | 2011-06-15 | Handcart switch circuit electric electroscopic device special for 35kV switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202103346U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222864A (en) * | 2011-06-15 | 2011-10-19 | 宁波电业局 | Special handcart switch circuit electrical inspection device for 35KV switch cabinet |
-
2011
- 2011-06-15 CN CN2011202020020U patent/CN202103346U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222864A (en) * | 2011-06-15 | 2011-10-19 | 宁波电业局 | Special handcart switch circuit electrical inspection device for 35KV switch cabinet |
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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 |
Granted publication date: 20120104 Termination date: 20200615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |