CN201298489Y - Mechanical interlock used for unlocking two locks with one key in isolating switch mechanism - Google Patents
Mechanical interlock used for unlocking two locks with one key in isolating switch mechanism Download PDFInfo
- Publication number
- CN201298489Y CN201298489Y CNU2008201548865U CN200820154886U CN201298489Y CN 201298489 Y CN201298489 Y CN 201298489Y CN U2008201548865 U CNU2008201548865 U CN U2008201548865U CN 200820154886 U CN200820154886 U CN 200820154886U CN 201298489 Y CN201298489 Y CN 201298489Y
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- China
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- key
- locks
- isolating switch
- unlocking
- switch mechanism
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Abstract
The utility model discloses a mechanical interlock used for unlocking two locks with one key in an isolating switch mechanism. The mechanical interlock comprises key locks with a function of unlocking two locks with one key, a mounting bracket, a mechanical rotary table, a mechanical locking flashboard and an electric locking microswitch. During the two-way wire supply, the key locks with the function of unlocking two locks with one key are arranged on the isolating switch mechanism of two wire supply cabinets; and a self-made lock tongue shifts a flashboard through unlocking and locking the two locks with one corresponding key; if the position of the an isolating knife is correct now, the flashboard is inserted in a manual operation pull board on the mechanism, thereby limiting the manual operation of the mechanism; in addition, the microswitch is pushed by a pressing tablet at the other end of the lock tongue to be switched, thereby realizing the electric locking of two isolating switches. The utility model has the advantages of small number of parts and simple assembly, performs the function of unlocking the two locks with one key, and enables the power supply to be safe and convenient, thereby effectively avoiding the power accident caused by incorrect manipulation.
Description
Technical field
The utility model relates to lock, particularly a kind of mechanical interlocking of isolating switch mechanism two locks one key.
Background technology
In operation of power networks, show two-way inlet wire in the assembly electric switch cabinet and middle situation of not isolating cabinet through regular meeting's outlet.To guarantee that under this ruuning situation the two-way inlet wire can not close a floodgate simultaneously, short circuit danger will appear if the two-way inlet wire is in "on" position simultaneously, cause power supply to be broken down, so the correct sequence of movement between two incoming line cabinets should be: when two incoming line cabinet circuit breakers are in gate-dividing state, allow wherein isolating switch of operation, only lock during to separating brake or earthing position and extract the isolating switch that key could be operated another cabinet at this isolator operation, two isolating switches must have an isolating switch to be in separating brake or earthing position when so just having realized operation, guarantee to have only one road inlet wire to connect.And original N2S type inflating switch cabinet does not have two mechanical interlockss between the incoming line cabinet isolating switch, can not realize above-mentioned sequence of movement requirement, rely on the manual operation instruction to guarantee, cause faulty operation easily, such as the two-way incoming line cabinet simultaneously combined floodgate can cause accident of power supply, it is obstructed that separating brake causes power failure again simultaneously, makes troubles to people's life.
The utility model content
Technical problem to be solved in the utility model is, a kind of mechanical interlocking of isolating switch mechanism two locks one key is provided, and makes panel switches cabinet power supply safety and reliability.
In order to address the above problem the technical solution of the utility model is such:
The mechanical interlocking of the utility model isolating switch mechanism two locks one key comprises key lock, mounting bracket, mechanism's rotating disk, plate and sensitive switch with two locks, one key function.
Described key lock is installed on the isolating switch mechanism; Described mechanism rotating disk is provided with the through hole that described mechanical latching plate inserts; Described mechanism rotating disk connects described mounting bracket; Described mounting bracket is provided with key lock, and described mechanism rotating disk establishes on isolation knife separating brake or earthing position that circular hole, purpose are arranged is that described plate only could be inserted newly when the isolation knife relevant position, thereby realizes the Position Control to interlocking, prevents the mistake latching operation; Described key lock is furnished with corresponding self-control dead bolt, described self-control dead bolt has the 10mm flanging one on isolating switch mechanism, when the core of described key lock rotates through 90 ° smoothly, flanging on the described self-control dead bolt promptly promotes the lever on the mounted sensitive switch in relevant position in advance, sensitive switch switches, electronic control loop is disconnected, and has realized electric blocking.
The mechanical interlocking of described isolating switch mechanism two locks one key makes and method of operation is: when the two-way inlet wire, the described key lock of installing on two incoming line cabinet isolating switch mechanisms with two locks, one function, a key by correspondence is to the release of two locks and go up latching operation and make self-control tongue switching plate, if this moment the isolation knife correct position, then plate inserts the moving operation of mechanism's left-hand seat arm-tie, thereby limited the manual operation of mechanism, by dead bolt other end compressing tablet promotion sensitive switch it switched in addition, realized the electric blocking of two isolating switches.If isolation knife is not on separating brake or earthing position at this moment, then mechanism's rotating disk will limit the plate motion, thereby prevent the mistake lock.
In the mechanical interlocking of the utility model isolating switch mechanism two lock one key, described isolating switch has the insulation distance of requirement up to specification and significantly disconnects sign when minute position between contact; When closing the position, can carry under the regular link condition electric current and in official hour the switch of the electric current under the exceptional condition.Close at isolating switch, when branch, ground connection three positions, circuit breaker all allows to close the branch operation.
Described key lock with two locks, one key function is meant two shared keys of lock, only just can extract key and remove to operate another lock under the state of locking, and key can not be extracted under the state of release.
The beneficial effects of the utility model are that constitutional detail quantity is few, assembles simply, has realized the function of two locks one, makes the safe ready more of powering, and has effectively avoided the accident of power supply that causes owing to misoperation.
Description of drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is the axonometric drawing of the isolating switch mechanism in the utility model;
Fig. 2 removes the inner structural representation of mechanism case shell interlocking for the utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Be applied in the mechanical interlocking of a kind of isolating switch mechanism two locks one key on the model N2S for the utility model referring to Fig. 1 and Fig. 2, described mechanical interlocking comprises key lock 4, mounting bracket 3, mechanism's rotating disk 2, plate 1 and the sensitive switch 5 with two locks, one key function, play between two incoming line cabinet isolating switches machinery and electric on mutual restriction.Described key lock 4 is installed on the isolating switch mechanism, and described mechanism rotating disk 2 is provided with the through hole that described plate 1 can insert, and described mechanism rotating disk 2 connects described mounting bracket 3, and described mounting bracket 3 is provided with key lock 4.
During the two-way inlet wire, installing key lock 4 on two incoming line cabinet isolating switch mechanisms, described key lock 4 has two locks, one key function, it is to the release of two locks and go up latching operation and make self-control dead bolt 6 stir mechanical latching plate 1 by a key, if this moment the isolation knife correct position, then mechanical latching plate 1 inserts the moving operation of mechanism's left-hand seat arm-tie, thereby limited the manual operation of mechanism, other end compressing tablet promotion sensitive switch 5 by self-control dead bolt 6 switches it in addition, realizes the electric blocking of two isolating switch mechanisms; If isolation knife is not on separating brake or earthing position at this moment, then mechanism's rotating disk 2 moves limit mechanical locking plate 1, thereby prevents the mistake lock.
The structural principle and the concrete operation method of the mechanical interlocking of the utility model isolating switch mechanism two locks one key are as follows:
When isolating switch is in separating brake or earthing position, the key that turns clockwise is locked for 90 °, drive function and lock 4 core half-twists, described core drives self-control dead bolt 6 and rotate around core, and the cylinder finger 7 of riveting on the described self-control dead bolt 6 moves in the oblong slots of plate 1 and drives plate 1 and travels forward, and plate 1 front portion is the jag structure, be divided into two, make wherein one to insert in the manual operation arm-tie 8, limited the motion of manual operation arm-tie 8, and then mechanism can't manual operation; Then insert in mechanism's rotating disk 2 plate 1 other end, described mechanism rotating disk 2 is established circular hole newly in advance on isolation knife separating brake or earthing position, purpose is that plate 1 only could be inserted when the isolation knife relevant position, thereby realizes the Position Control to interlocking, prevents the mistake latching operation.Self-control dead bolt 6 has the 10mm flanging one in mechanism, when core rotated through 90 ° smoothly, the flanging on the described self-control dead bolt 6 promptly promoted the lever on the mounted sensitive switch 5 in relevant position in advance, and sensitive switch 5 switches, electronic control loop is disconnected, and has realized electric blocking.Incoming line cabinet after locking can't manually reach electric operating, can extract key and remove to operate another incoming line cabinet this moment, same when having only another incoming line cabinet isolation knife to be in separating brake or earthing position, just can lock and extract key and operate another, so realized the electric and mechanical latching between the two incoming line cabinet isolation knife.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1, the mechanical interlocking of isolating switch mechanism two locks one key, it comprises mounting bracket, mechanism's rotating disk, mechanical latching plate and sensitive switch, it is characterized in that, it also comprises a key lock with two locks, one function, described key lock is installed on the isolating switch mechanism, and be furnished with corresponding self-control dead bolt, and described mechanism rotating disk is provided with the through hole that described mechanical latching plate can insert, and described mechanism rotating disk connects described mounting bracket.
2, the mechanical interlocking of isolating switch mechanism two locks one key according to claim 1 is characterized in that described mechanism rotating disk is established newly circular hole on isolation knife separating brake or earthing position.
3, the mechanical interlocking of isolating switch mechanism two locks one key according to claim 1 is characterized in that described self-control dead bolt has the 10mm flanging one on isolating switch mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201548865U CN201298489Y (en) | 2008-11-04 | 2008-11-04 | Mechanical interlock used for unlocking two locks with one key in isolating switch mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201548865U CN201298489Y (en) | 2008-11-04 | 2008-11-04 | Mechanical interlock used for unlocking two locks with one key in isolating switch mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201298489Y true CN201298489Y (en) | 2009-08-26 |
Family
ID=41044476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201548865U Expired - Fee Related CN201298489Y (en) | 2008-11-04 | 2008-11-04 | Mechanical interlock used for unlocking two locks with one key in isolating switch mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201298489Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679591A (en) * | 2016-02-29 | 2016-06-15 | 上海天灵开关厂有限公司 | Switch cabinet, three-position isolation switching mechanism and mistake switching prevention grounding interlocking device of three-position isolation switching mechanism |
| CN106783358A (en) * | 2015-11-20 | 2017-05-31 | 常州阿斯博开关有限公司 | A kind of isolation knife interlocking operation mechanism |
-
2008
- 2008-11-04 CN CNU2008201548865U patent/CN201298489Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783358A (en) * | 2015-11-20 | 2017-05-31 | 常州阿斯博开关有限公司 | A kind of isolation knife interlocking operation mechanism |
| CN105679591A (en) * | 2016-02-29 | 2016-06-15 | 上海天灵开关厂有限公司 | Switch cabinet, three-position isolation switching mechanism and mistake switching prevention grounding interlocking device of three-position isolation switching mechanism |
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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: 20090826 Termination date: 20151104 |
|
| EXPY | Termination of patent right or utility model |