CN202712725U - Two-way power supply incoming wire cabinet equipped with trolley interlock device - Google Patents
Two-way power supply incoming wire cabinet equipped with trolley interlock device Download PDFInfo
- Publication number
- CN202712725U CN202712725U CN 201220367564 CN201220367564U CN202712725U CN 202712725 U CN202712725 U CN 202712725U CN 201220367564 CN201220367564 CN 201220367564 CN 201220367564 U CN201220367564 U CN 201220367564U CN 202712725 U CN202712725 U CN 202712725U
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- CN
- China
- Prior art keywords
- circuit breaker
- cabinet
- dead bolt
- circular hole
- breaker cart
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a two-way power supply incoming wire cabinet equipped with a trolley interlock device. The two-way power supply incoming wire cabinet comprises a first cabinet body, a second cabinet body, a first circuit breaker trolley, a second circuit breaker trolley, and a trolley interlock device, wherein the first circuit breaker trolley is disposed on the first cabinet body; the second circuit breaker trolley is disposed on the second cabinet body; and one end of the trolley interlock device is connected with the first cabinet body, and the other end is connected with the second cabinet body. The trolley interlock device is used for locking the first circuit breaker trolley or the second circuit breaker trolley, so that the first circuit breaker trolley and the second circuit breaker trolley cannot be switched on at the same time. According to the two-way power supply incoming wire cabinet, a mechanical interlocking mode is additionally applied to the two-way incoming wire circuit breakers, and thus that the two-way incoming wires cannot be switched on at the same time is guaranteed from electrical and mechanical aspects, and reliability and security of a power supply system are substantially guaranteed.
Description
Technical field
The utility model relates to a kind of two-way electric power incoming line cabinet with handcart interlocking device.
Background technology
In high tension distribution system, the general two-way Power supply that adopts: the one tunnel is main power supply, one the tunnel is the available power supply, generally do not allow the two-way power supply to power simultaneously, this just requires that reliable interlock is arranged between two lead-in circuit breakers: when a breaker closing wherein, another circuit breaker can not close a floodgate.Conventional interlocking method great majority are to utilize two mutual lockings of circuit breaker to guarantee not close a floodgate simultaneously, but, this interlocking method only adopts single electrical interlock mode, because causing the two-way power supply, electric fault powers simultaneously easily, bring out safety problem, the safety of electric power system is caused very large threat.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The purpose of this utility model is to provide a kind of two-way electric power incoming line cabinet with handcart interlocking device, be intended to solve the interlock method of existing lead-in circuit breaker and only take single electrical interlock, power simultaneously because electric fault causes the two-way power supply easily, the safety of electric power system is caused the problem of very large threat.
The technical solution of the utility model is as follows: a kind of two-way electric power incoming line cabinet with handcart interlocking device, wherein, comprise the first cabinet, the second cabinet, the first circuit breaker cart, the second circuit breaker cart and handcart interlocking device: described the first circuit breaker cart is arranged on the first cabinet, and the second circuit breaker cart is arranged on the second cabinet;
Described handcart interlocking device comprises motion bar and handle, and described motion bar is connected with handle; Described the first cabinet is respectively arranged with the first circular hole and the second circular hole on the both sides adjacent with the second cabinet, the front of the first cabinet and the second cabinet is respectively arranged with the first trough with straight angle and the second trough with straight angle, and described the first circular hole and the first trough with straight angle, the second circular hole and the second trough with straight angle are integral respectively setting; The two ends of described motion bar are connected to respectively in the first circular hole and the second circular hole, and handle slides in the first trough with straight angle and the second trough with straight angle; Described handcart interlocking device is used for pinning the first circuit breaker cart or the second circuit breaker cart, and the first circuit breaker cart and the second circuit breaker cart can not be closed a floodgate simultaneously.
Described two-way electric power incoming line cabinet with handcart interlocking device, wherein, be provided with the first handle, the first dead bolt and the first propulsive mechanism on described the first circuit breaker cart, be provided with the second handle, the second dead bolt on the second circuit breaker cart and be connected propulsive mechanism: an end of described the first handle is connected with the first propulsive mechanism, the other end is connected with the first dead bolt, and the other end of the first dead bolt is connected with the first cabinet; One end of described the second handle is connected with the second propulsive mechanism, and the other end is connected with the second dead bolt, and the other end of the second dead bolt is connected with the second cabinet;
The center line of described the first circular hole is parallel with the axis of the first dead bolt, the center line of the first circular hole is parallel with the direction that the extraction of the first circuit breaker cart advances with the plane, place, axis of the first dead bolt, the center line of the second circular hole is parallel with the axis of the second dead bolt, and the center line of the second circular hole is parallel with the direction that the extraction of the second circuit breaker cart advances with the plane, place, axis of the second dead bolt.
The beneficial effects of the utility model: the utility model is by providing a kind of two-way electric power incoming line cabinet with handcart interlocking device, the utility model is set up the mechanical interlocking mode at the two-way lead-in circuit breaker, guarantee that from electric and mechanical two aspects the two-way inlet wire opens circuit and can not close a floodgate simultaneously, has guaranteed reliability and the fail safe of electric power system widely.
Description of drawings
Fig. 1 is with the structural representation of the two-way electric power incoming line cabinet of handcart interlocking device in the utility model.
Fig. 2 is the structural representation of power distribution cabinet in the utility model.
Fig. 3 is the structural representation of handcart interlocking device in the utility model.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, clear and definite, referring to the accompanying drawing embodiment that develops simultaneously the utility model is further described.
As shown in Figure 1, with the structural representation of the two-way electric power incoming line cabinet of handcart interlocking device in the utility model, this power distribution cabinet with handcart interlocking device comprises the first cabinet 120, the second cabinet 220, the first circuit breaker cart 110, the second circuit breaker cart 210 and handcart interlocking device 300: described the first circuit breaker cart 110 is arranged on the first cabinet 120, and the second circuit breaker cart 210 is arranged on the second cabinet 220; One end of handcart interlocking device 300 is connected on the first cabinet 120, and the other end is connected on the second cabinet 220; Described handcart interlocking device 300 is used for utilizing mechanical mechanism to limit the first circuit breaker cart 110 and the second circuit breaker cart 210 can not close a floodgate simultaneously, avoids occuring security incident.
Be provided with the first handle the 111, first dead bolt 112 and the first propulsive mechanism 113 on described the first circuit breaker cart 110, be provided with the second handle the 211, second dead bolt 212 on the second circuit breaker cart 210 and be connected propulsive mechanism 213: an end of described the first handle 111 is connected with the first propulsive mechanism 113, the other end is connected with the first dead bolt 112, and the other end of the first dead bolt 112 is connected with the first cabinet 120; One end of described the second handle 211 is connected with the second propulsive mechanism 213, and the other end is connected with the second dead bolt 212, and the other end of the second dead bolt 212 is connected with the second cabinet 220.
As shown in Figures 2 and 3, described handcart interlocking device 300 comprises motion bar 310 and handle 320, and described motion bar 310 is connected connection with handle; Described the first cabinet 120 is provided with the first trough with straight angle 121 in the front that a side adjacent with the second cabinet 220 is provided with the first circular hole 122, the first cabinets 120, and described the first circular hole 122 and the first trough with straight angle 121 are integral setting; Described the second cabinet 220 is provided with the second trough with straight angle 221 in the front that a side adjacent with the first cabinet 120 is provided with the second circular hole 222, the second cabinets 220, and described the second circular hole 222 and the second trough with straight angle 221 are integral setting; The center line of described the first circular hole 122 is parallel with the axis of the first dead bolt 112, the center line of the first circular hole 122 is parallel with the direction that 110 extractions of the first circuit breaker cart advance with the plane, place, axis of the first dead bolt 112, the center line of the second circular hole 222 is parallel with the axis of the second dead bolt 212, and the center line of the second circular hole 222 is parallel with the direction that 210 extractions of the second circuit breaker cart advance with the plane, place, axis of the second dead bolt 212; The two ends of described motion bar 310 are connected to respectively in the first circular hole 122 and the second circular hole 222, and handle 320 is in the first trough with straight angle 121 and the 221 interior slips of the second trough with straight angle.
This course of work with the two-way electric power incoming line cabinet of handcart interlocking device is as follows: two lead-in circuit breakers of two-way electric power incoming line cabinet are all in the isolated location, when requiring the power supply of the first breaker closing, when the second circuit breaker is in the isolated location, the second handle 211 is stirred to the right, stirring motion bar 310 also to the right simultaneously, handle 320 toggles it to down the second trough with straight angle 221 to the right, motion bar 310 is locked like this, simultaneously motion bar 310 has withstood the second dead bolt 212, makes the second handle 211 lock the second propulsive mechanism 213 and makes the second circuit breaker be in the isolated location can not to close a floodgate; Because motion bar 310 is stirred to the right and locked, the first dead bolt 112 just can insert fully and put in place, and the first not locking of propulsive mechanism 113 is shaken the first disconnected device into service position and the operation of closing a floodgate by the first propulsive mechanism 113.In like manner, when requiring the power supply of the second breaker closing, when the first circuit breaker is in the isolated location, the first handle 111 is stirred left, stirring motion bar 310 also left simultaneously, handle 320 toggles it to the first trough with straight angle 121 to left down, motion bar 310 is locked like this, and motion bar 310 has withstood the first dead bolt 112, makes the first handle 111 lock the first propulsive mechanism 113 and makes the first circuit breaker be in the isolated location can not to close a floodgate; Because motion bar 310 is stirred left and locked, the second dead bolt 212 just can insert fully and put in place, and the second not locking of propulsive mechanism 213 is shaken the second circuit breaker into service position and the operation of closing a floodgate by the second propulsive mechanism 213.
Should be understood that; application of the present utility model is not limited to above-mentioned giving an example; for those of ordinary skills, can be improved according to the above description or conversion, all these improvement and conversion all should belong to the protection range of the utility model claims.
Claims (2)
1. two-way electric power incoming line cabinet with handcart interlocking device, it is characterized in that, comprise the first cabinet, the second cabinet, the first circuit breaker cart, the second circuit breaker cart and handcart interlocking device: described the first circuit breaker cart is arranged on the first cabinet, and the second circuit breaker cart is arranged on the second cabinet;
Described handcart interlocking device comprises motion bar and handle, and described motion bar is connected with handle; Described the first cabinet is respectively arranged with the first circular hole and the second circular hole on the both sides adjacent with the second cabinet, the front of the first cabinet and the second cabinet is respectively arranged with the first trough with straight angle and the second trough with straight angle, and described the first circular hole and the first trough with straight angle, the second circular hole and the second trough with straight angle are integral respectively setting; The two ends of described motion bar are connected to respectively in the first circular hole and the second circular hole, and handle slides in the first trough with straight angle and the second trough with straight angle; Described handcart interlocking device is used for pinning the first circuit breaker cart or the second circuit breaker cart, and the first circuit breaker cart and the second circuit breaker cart can not be closed a floodgate simultaneously.
2. the two-way electric power incoming line cabinet with handcart interlocking device according to claim 1, it is characterized in that, be provided with the first handle, the first dead bolt and the first propulsive mechanism on described the first circuit breaker cart, be provided with the second handle, the second dead bolt on the second circuit breaker cart and be connected propulsive mechanism: an end of described the first handle is connected with the first propulsive mechanism, the other end is connected with the first dead bolt, and the other end of the first dead bolt is connected with the first cabinet; One end of described the second handle is connected with the second propulsive mechanism, and the other end is connected with the second dead bolt, and the other end of the second dead bolt is connected with the second cabinet;
The center line of described the first circular hole is parallel with the axis of the first dead bolt, the center line of the first circular hole is parallel with the direction that the extraction of the first circuit breaker cart advances with the plane, place, axis of the first dead bolt, the center line of the second circular hole is parallel with the axis of the second dead bolt, and the center line of the second circular hole is parallel with the direction that the extraction of the second circuit breaker cart advances with the plane, place, axis of the second dead bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220367564 CN202712725U (en) | 2012-07-27 | 2012-07-27 | Two-way power supply incoming wire cabinet equipped with trolley interlock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220367564 CN202712725U (en) | 2012-07-27 | 2012-07-27 | Two-way power supply incoming wire cabinet equipped with trolley interlock device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202712725U true CN202712725U (en) | 2013-01-30 |
Family
ID=47592990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220367564 Expired - Fee Related CN202712725U (en) | 2012-07-27 | 2012-07-27 | Two-way power supply incoming wire cabinet equipped with trolley interlock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202712725U (en) |
-
2012
- 2012-07-27 CN CN 201220367564 patent/CN202712725U/en not_active Expired - Fee Related
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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: 20130130 Termination date: 20180727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |