CN206194580U - High pressure interlock system - Google Patents
High pressure interlock system Download PDFInfo
- Publication number
- CN206194580U CN206194580U CN201620926459.9U CN201620926459U CN206194580U CN 206194580 U CN206194580 U CN 206194580U CN 201620926459 U CN201620926459 U CN 201620926459U CN 206194580 U CN206194580 U CN 206194580U
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- key
- lock
- core
- valve
- sliding block
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Abstract
The utility model discloses a high pressure interlock system, including key case and safety interlock, the key case and bag are drawn together first key and are used for controlling the pantograph and rise the valve operating handle of bow with gas circuit, circuit and earthing switch, safety interlock includes first lock, second key, is used for inserting second key core, the third key of second key, be used for inserting the third key core of third key, wherein, when removing the valve operating handle is closed when the pantograph rises the bow with gas circuit, circuit and earthing switch, first key unblock is used for opening first lock is worked as the back is opened to first lock, places the second key core unblock of second key or place the third key core unblock of third key. The utility model discloses the position indicator and the interlocking key that rise bow valve, converter earthing switch with the pantograph concentrate on in the key case for interlocking operation process reduces when guaranteeing safe and reliable, improves work efficiency.
Description
Technical field
The utility model is related to vehicle arrangement technical field, more particularly to a kind of high-voltage interlocking system.
Background technology
At present, the interlock system of high-speed railway use for electric locomotive, the interlock system uses pantograph rising bow valve, main circuit breaker
Earthed switch, current transformer earthed switch, the interlocking step by step of each high-voltage board are realized, but this kind of interlock system step by step is needed to by electricity
Bow rising bow valve, main circuit breaker earthed switch, current transformer earthed switch and each high-voltage board are operated respectively, so as to cause interlocking to be
System complex structure, and operate when in use complicated, have a strong impact on operating efficiency.
Utility model content
Based on above mentioned problem, the utility model provides a kind of high-voltage interlocking system, and pantograph rising bow valve, current transformer are grounded
The position instruction and interlocking key of switch are concentrated in a key locker so that interlocked operation while ensureing safe and reliable
Process is reduced, and improves operating efficiency.
To solve the above problems, the utility model provides a kind of high-voltage interlocking system, it is characterised in that including key locker
And safety interlock, the key locker is including the first key and for controlling pantograph rising bow gas circuit, circuit and ground connection to open
The valve operation handle of pass；
The safety interlock include the first lock, the second key, the second key core for inserting second key,
3rd key, the 3rd key core for inserting the 3rd key；
Wherein, when the movement valve operation handle closes the pantograph rising bow gas circuit, circuit and earthed switch,
First key is unlocked and for opening first lock, after the described first lock is opened, places the of second key
Two key cores unlock or place the 3rd key core unblock of the 3rd key.
Wherein, the key locker also includes fixed plate, and first key and the valve operation handle are arranged on described
In fixed plate.
Wherein, the key locker also includes：The first key core for inserting first key, for locking described
First key lock device of one key, the linkage for locking the first key lock device described in locking/unlocking, described first
Key core, the first key lock device and linkage are fixed in the fixed plate, and the linkage is connected to the valve
Door operation handle, when the movement valve operation handle closes the pantograph rising bow gas circuit, circuit and earthed switch, institute
Linkage is stated to unlock the first key lock device.
Wherein, the first key lock device includes the locking fixed board for fixing first key core, the lock
Fixed plate is connected in the fixed plate, and being connected with one-way lock on first key core pulls pin, and is pulled pin company with the one-way lock
The lock slide for connecing, is arranged on the lock slide locating slot on the lock slide.
Wherein, the first key lock device also includes the unlocking coil being connected with the locking fixed board, and control is described
The button of the power on/off of unlocking coil, the unlocking coil dynamic iron core controlled by the unlocking coil, the unlocking coil dynamic iron core
In inserting the lock slide locating slot.
Wherein, the linkage includes the valve fixing seat being arranged in the fixed plate, is arranged on the valve and consolidates
Valve in reservation, is arranged on the valve spacer pin on the valve, the cam being connected with the valve, valve management handle,
Be arranged on cam limit platform on the cam, cam fluting and cam boss, for control the pantograph rising bow gas circuit,
The auxiliary switch of circuit and earthed switch, the auxiliary switch links with the valve operation handle；
Wherein, connected with earthed switch when the valve operation handle is located at the pantograph rising bow gas circuit, circuit
During position, the cam boss acts the auxiliary switch, and the cam fluting and the lock slide misplace, the lock slide
Stopped by the cam, the unlocking coil dynamic iron core is inserted in the sliding block locating slot, and the lock slide is fixed；
When the valve operation handle turns to the pantograph rising bow gas circuit, circuit and earthed switch closed position
When, the auxiliary switch returns to normal position, and the cam fluting moves to the lock slide position, and the lock slide is moved to
The cam fluting top so that the unlocking coil obtains electric, and the button indicating lamp is bright, pins the unlocking after the button
Coil dynamic iron core is acted and causes lock slide unblock, rotates first key, and the lock slide is inserted into the cam fluting,
The valve operation handle is fixed after taking out first key.
Wherein, the safety interlock also includes：
Lead column, the second fixed plate, the sliding block of ground floor first being arranged in second fixed plate, ground floor second are slided
The reversible lock of block, second layer sliding block and the first lock connection is pulled pin, the reversible lock is pulled pin, and the connection ground floor first is slided
Block and the sliding block of ground floor second, the second lock being connected with second key core pull pin and be connected with the 3rd key core the
Three locks are pulled pin, second lock is pulled pin to be pulled pin with the 3rd lock and is inserted into the groove of the second layer sliding block, the guiding
Ground floor chute and second layer chute are provided with post, the sliding block of the ground floor first is connected to the sliding block of the ground floor second
In the ground floor chute of the lead column, the second layer sliding block is connected in the second layer chute of the lead column.
High-voltage interlocking system of the present utility model, is turned off and locks in pantograph rising bow gas circuit, circuit and earthed switch
After fixed, can unlocking key case take out the first key, and by the first key take out the second key in safety interlock or
3rd key, and the second key and the 3rd key can not take out simultaneously, thereby may be ensured that only one in operation
Key takes out, ensure that safety during staff's operation.
Brief description of the drawings
Fig. 1 (a)~Fig. 1 (b) shows the structure chart of high-voltage interlocking system of the present utility model.
Fig. 2 shows the structure chart of key locker of the present utility model.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to scope of the present utility model.
Fig. 1 (a)~(b) shows the structure chart of high-voltage interlocking system of the present utility model.
In one embodiment of the present utility model, there is provided a kind of high-voltage interlocking system, shown in such as Fig. 1 (a)~(b), should
System includes key locker 100 and safety interlock 200, and the key locker 100 includes the first key 14 and for controlling pantograph
The valve operation handle 6 of rising bow gas circuit, circuit and earthed switch.
Safety interlock 200 includes first the 25, second key 28 of lock, the second key for inserting second key 28
Spoon core 27, the 3rd key 23, the 3rd key core 22 for inserting the 3rd key 23.
Specifically, when mobile valve operation handle 6 closes pantograph rising bow gas circuit, circuit and earthed switch, first
Key 14 is unlocked and for opening the first lock 25, after the first lock 25 is opened, the second key core 27 for placing the second key 28 is unlocked
Or the 3rd key core 22 of the 3rd key 23 of placement is unlocked.
In above-described embodiment, key locker 100 specifically, also includes：Fixed plate 1, for inserting the first key 14 first
Key core 13, the first key lock device for locking the first key, the connection for locking locking/unlocking the first key lock device
Dynamic device.
In the present embodiment, the first key 14 and valve operation handle 6 are arranged in fixed plate 1.And the first key core 13,
First key lock device and linkage are also secured in fixed plate.Linkage is connected to valve operation handle 6, works as movement
When valve operation handle 6 closes pantograph rising bow gas circuit, circuit and earthed switch, linkage is by the first key lock device
Unblock.
Specifically, as shown in Fig. 2 the first key lock device includes the locking fixed board for connecting the first key core 13
12, locking fixed board 12 is connected in fixed plate 1, one-way lock is connected with the first key core 13 and pulls pin 15, and 15 are pulled pin with one-way lock
The lock slide 18 of connection, is arranged on the lock slide locating slot 19 on lock slide 18.
Additionally, the first key lock device also includes the unlocking coil 16 being connected with locking fixed board 12, unlocking coil is controlled
The button 2 of 16 power on/off and the unlocking coil dynamic iron core 17 controlled by unlocking coil 16, unlocking coil dynamic iron core 17 are inserted
In lock slide locating slot 19.
Linkage includes the valve fixing seat 7 being arranged in fixed plate 1, is arranged on the valve 4 on valve fixing seat 7,
The valve spacer pin 11 on valve 4 is arranged on, the cam 5 being connected with valve 4, valve management handle 6 is arranged on cam 5
Cam limit platform 3, cam fluting 8 and cam boss 9, for controlling the auxiliary of pantograph rising bow gas circuit, circuit and earthed switch
Switch 10, auxiliary switch 10 is helped to be linked with valve operation handle 6.
Above-mentioned key locker, connects when valve operation handle 6 is located at the pantograph rising bow gas circuit, circuit and earthed switch
During logical position, cam boss 9 acts auxiliary switch 10, and lock slide locating slot 19 misplaces in horizontal position with lock slide 18, lock
Sliding block 18 is blocked by cam 5 and can not moved down, and in the insertion sliding block of unlocking coil dynamic iron core 17 locating slot 19, lock slide 18 is fixed, no
Can be mobile.
When valve operation handle 6 turns to pantograph rising bow gas circuit, circuit and earthed switch closed position, auxiliary is opened
Close 10 and return to normal position, cam fluting 8 goes to lock slide correspondence position, i.e., vertical position, lock slide 18 is moved down, unlocking coil 16
It is electric after, button switch indicator lamp is bright, and after pinning button 2, unlocking coil dynamic iron core 17 is acted, and lock slide 18 is moved, and goes to the
Lock slide 18 is inserted into cam fluting 8 after one key 14, is taken out the late gate operation handle 6 of the first key 14 and is fixed, it is impossible to turns
It is dynamic.
In a further embodiment, as shown in Fig. 1 (b), safety interlock includes：Lead column 31, the second fixed plate
20, it is arranged on the first sliding block of ground floor 21, the second sliding block of ground floor 29, second layer sliding block 30 and in the second fixed plate 20
The reversible locks of the connection of one lock 25 26, reversible lock of pulling pin is pulled pin 26 the first sliding blocks of connection ground floor 21 and the second sliding block of ground floor 29,
The second lock being connected with the second key core 27 is pulled pin and the 3rd lock that be connected with the 3rd key core 22 is pulled pin, second locks and pull pin and institute
State the 3rd lock and pull pin and pull pin 24 using identical one-way lock, and be inserted respectively into the groove of second layer sliding block 30, lead column
Ground floor chute 33 and second layer chute 34 are provided with 31, the first sliding block of ground floor 21 is connected to the second sliding block of ground floor 29
In the ground floor chute 33 of lead column 31, second layer sliding block 30 is connected in the second layer chute 34 of lead column 31.
Specifically, when the first key 14 is not on the first lock 25, the one-way lock of the second key core 27 is pulled pin and 24 is stuck in the
The square groove junction of one layer of second sliding block 29 and second layer sliding block 30, the second key 28 can not be rotated and taken out.3rd key core
22 individual event lock is pulled pin in the square groove that overlaps of the first sliding block of ground floor 21 with second layer sliding block 30, and the 3rd key 23 can not turn
Move and take out.
When the first key 14 is inserted on the first lock 25, the first key 14, ground floor first time sliding block 21 and the are rotated
One layer of second sliding block 29 is pulled pin in the first sliding block of ground floor 21 and the second layer to two side shiftings, the individual event lock of the second key core 27
In the square groove that sliding block 30 overlaps, the second key 28 can take out.And now the second key 28 takes out will not cause the second layer to be slided
The movement of block 30, therefore the 3rd key 23 can not rotate and take out.
In addition, when needing to take out three keys 23, after rotating the first key 14, ground floor first time sliding block 21 and first
The second sliding block 29 of layer is pulled pin and is slided positioned at the first sliding block of ground floor 21 and the second layer to two side shiftings, aunt's lock of the 3rd key core 22
The square groove junction of block 30, rotates the 3rd key 23 and can be taken off, and now the rotation of the 3rd key 23 will not cause second
The movement of layer sliding block 30, therefore the second key 28 can not rotate taking-up.
In another embodiment of the present utility model, safety interlock can set the 4th key and the 4th key
Core, as shown in Fig. 2 the first lock is located at location A, the second key core is located at B location, and the 3rd key core is located at location of C, the 4th key
Core is in D positions, and after the first lock unblock, the unblock of the 4th key can take out, the setting of the second key and the 3rd key
Mode is same as the previously described embodiments, i.e. the 3rd key lock when the second key takes out, the 4th key when the 3rd key takes out
Locking.
In addition, can be taken out simultaneously in another i.e. the 3rd key and the 4th key, alternatively, it is also possible to the 4th key is set
It is to be taken out simultaneously with the second key.
High-voltage interlocking system of the present utility model, is turned off and locks in pantograph rising bow gas circuit, circuit and earthed switch
After fixed, can unlocking key case take out the first key, and by the first key take out the second key in safety interlock or
3rd key, and the second key and the 3rd key can not take out simultaneously, thereby may be ensured that only one in operation
Key takes out, ensure that safety during staff's operation.
Embodiment of above is merely to illustrate the utility model, and is not limitation of the utility model, relevant technology neck
The those of ordinary skill in domain, can also not make a variety of changes and become in the case where spirit and scope of the present utility model are departed from
Type, all equivalent technical schemes fall within category of the present utility model, and scope of patent protection of the present utility model should be by right
It is required that limiting.
Claims (7)
1. a kind of high-voltage interlocking system, it is characterised in that including key locker and safety interlock, the key locker includes first
Key and for controlling pantograph rising bow gas circuit, circuit and the valve operation handle of earthed switch；
The safety interlock includes the first lock, the second key, the second key core, the 3rd for inserting second key
Key, the 3rd key core for inserting the 3rd key；
Wherein, it is described when the movement valve operation handle closes the pantograph rising bow gas circuit, circuit and earthed switch
First key is unlocked and for opening first lock, after the described first lock is opened, places the second key of second key
Spoon core unlocks or places the 3rd key core unblock of the 3rd key.
2. high-voltage interlocking system as claimed in claim 1, it is characterised in that the key locker also includes fixed plate, described the
One key and the valve operation handle are arranged in the fixed plate.
3. high-voltage interlocking system as claimed in claim 2, it is characterised in that the key locker also includes：It is described for inserting
First key core of the first key, the first key lock device for locking first key, for locking described in locking/unlocking
The linkage of the first key lock device, first key core, the first key lock device and linkage are fixed on institute
State in fixed plate, the linkage is connected to the valve operation handle, when the movement valve operation handle closing is described
When pantograph rising bow gas circuit, circuit and earthed switch, the linkage unlocks the first key lock device.
4. high-voltage interlocking system as claimed in claim 3, it is characterised in that the first key lock device is included for solid
The locking fixed board of fixed first key core, the locking fixed board is connected in the fixed plate, connects on first key core
It is connected to one-way lock to pull pin, the lock slide being connected of being pulled pin with the one-way lock is arranged on the lock slide locating slot on the lock slide.
5. high-voltage interlocking system as claimed in claim 4, it is characterised in that the first key lock device also includes and institute
State the unlocking coil of locking fixed board connection, control the button of the power on/off of the unlocking coil, controlled by the unlocking coil
Unlocking coil dynamic iron core, the unlocking coil dynamic iron core is inserted in the lock slide locating slot.
6. high-voltage interlocking system as claimed in claim 5, it is characterised in that the linkage includes being arranged on the fixation
Valve fixing seat on plate, is arranged on the valve on the valve fixing seat, is arranged on the valve spacer pin on the valve, with
The valve, the cam of valve management handle connection, the cam limit platform being arranged on the cam, cam are slotted and cam is convex
Platform, for controlling the pantograph rising bow gas circuit, circuit and the auxiliary switch of earthed switch, the auxiliary switch and the valve
Door operation handle links；
Wherein, when the position that the valve operation handle is located at the pantograph rising bow gas circuit, circuit is connected with earthed switch
When, the cam boss acts the auxiliary switch, and the cam fluting and the lock slide misplace, and the lock slide is by institute
Cam stop is stated, the unlocking coil dynamic iron core is inserted in the sliding block locating slot, and the lock slide is fixed；
When the valve operation handle turns to the pantograph rising bow gas circuit, circuit and earthed switch closed position, institute
State auxiliary switch and return to normal position, the cam fluting moves to the lock slide position, and the lock slide moves to described
Cam fluting top so that the unlocking coil obtains electric, and the button indicating lamp is bright, pins the unlocking coil after the button
Dynamic iron core is acted and causes lock slide unblock, rotates first key, and the lock slide is inserted into the cam fluting, takes out
The valve operation handle is fixed after first key.
7. high-voltage interlocking system as claimed in claim 1, it is characterised in that the safety interlock also includes：
Lead column, the second fixed plate, be arranged on the sliding block of ground floor first in second fixed plate, the sliding block of ground floor second,
Second layer sliding block and the reversible lock of the first lock connection are pulled pin, the reversible lock is pulled pin and connects the sliding block of ground floor first
With the sliding block of ground floor second, be connected with second key core second lock pull pin and be connected with the 3rd key core the 3rd
Lock is pulled pin, second lock is pulled pin to be pulled pin with the 3rd lock and is inserted into the groove of the second layer sliding block, the lead column
On be provided with ground floor chute and second layer chute, the sliding block of the ground floor first is connected to institute with the sliding block of the ground floor second
State in the ground floor chute of lead column, the second layer sliding block is connected in the second layer chute of the lead column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620926459.9U CN206194580U (en) | 2016-08-23 | 2016-08-23 | High pressure interlock system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620926459.9U CN206194580U (en) | 2016-08-23 | 2016-08-23 | High pressure interlock system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206194580U true CN206194580U (en) | 2017-05-24 |
Family
ID=58728602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620926459.9U Active CN206194580U (en) | 2016-08-23 | 2016-08-23 | High pressure interlock system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206194580U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109407602A (en) * | 2018-12-07 | 2019-03-01 | 中车唐山机车车辆有限公司 | Train pantograph control method, device and train |
| CN109458066A (en) * | 2018-12-10 | 2019-03-12 | 咸阳亚华电子电器有限公司 | A kind of key locker |
| CN110425408A (en) * | 2019-08-12 | 2019-11-08 | 国家电网有限公司 | The high anti-error starting safety interlocking mechanism of oil pressure jacking system |
-
2016
- 2016-08-23 CN CN201620926459.9U patent/CN206194580U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109407602A (en) * | 2018-12-07 | 2019-03-01 | 中车唐山机车车辆有限公司 | Train pantograph control method, device and train |
| CN109458066A (en) * | 2018-12-10 | 2019-03-12 | 咸阳亚华电子电器有限公司 | A kind of key locker |
| CN110425408A (en) * | 2019-08-12 | 2019-11-08 | 国家电网有限公司 | The high anti-error starting safety interlocking mechanism of oil pressure jacking system |
| CN110425408B (en) * | 2019-08-12 | 2020-11-10 | 国家电网有限公司 | False start prevention safety locking mechanism of high oil pressure jacking device |
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