CN201984975U - Explosion-proof safe interlocking device and intrinsic safe type combination switch for mine - Google Patents
Explosion-proof safe interlocking device and intrinsic safe type combination switch for mine Download PDFInfo
- Publication number
- CN201984975U CN201984975U CN2011200169859U CN201120016985U CN201984975U CN 201984975 U CN201984975 U CN 201984975U CN 2011200169859 U CN2011200169859 U CN 2011200169859U CN 201120016985 U CN201120016985 U CN 201120016985U CN 201984975 U CN201984975 U CN 201984975U
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- isolating
- spacing
- switch cabinet
- door
- connect
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Abstract
The utility model discloses an explosion-proof safe interlocking device and intrinsic safe type combination switch for a mine and comprises a limiting turntable (1), a limiting button (5) and a limiting handle (23), wherein the limiting turntable (1) is arranged on the outer side surface of a door of an isolating changeover switch cabinet, the limiting turntable (1) is set to be connected with the door of the isolating changeover switch cabinet in a rotation way, the limiting handle (23) fixedly connected with the limiting turntable (1) is arranged on the limiting turntable (1), the limiting handle (23) is set to be connected with a doorframe of the isolating changeover switch cabinet in a contact way, the limiting handle (23) is set to be connected with an operating shaft of an isolating switch, a groove is arranged at the periphery of the limiting turntable (1), the limiting button (5) is set to be fixedly connected with the door of the isolating changeover switch cabinet, an extruding part of the limiting button (5) is arranged in the groove of the limiting turntable (1), and the connecting terminal of the limiting button (5) is set to be connected with a power line of the isolating switch, therefore, the safety performance during maintenance is improved.
Description
Technical field
The utility model relates to a kind of safety interlock that is used for mine explosion-suppression and intrinsic safety holotype unit switch, and especially a kind of adaptation is used under the coal mine and surrounding medium has the safety interlock that is used for mine explosion-suppression and intrinsic safety holotype unit switch in the environment of explosive mists such as methane, coal dust.
Background technology
Under coal mine and in the surrounding medium, methane is arranged, in the environment of explosive mist such as coal dust, use flame-proof switch to guaranteeing fail safe, play very important effect, therefore the safety interlock that is used for mine explosion-suppression and intrinsic safety holotype unit switch is a kind of important coal mine equipment, and the existing safety interlock that is used for mine explosion-suppression and intrinsic safety holotype unit switch, under coal mine and in the surrounding medium, methane is arranged, the unit switch that uses in the environment of explosive mist such as coal dust, might open by mistake door, conducting position might be charged after opening the door, thereby make operating personnel's dangerous hidden danger when work.
Summary of the invention
In order to overcome above-mentioned technical disadvantages, the purpose of this utility model provides a kind of safety interlock that is used for mine explosion-suppression and intrinsic safety holotype unit switch, the security performance when having improved maintenance.
For achieving the above object, the technical scheme that the utility model is taked is: include spacing rotating disk, spacing button and spacing handle, the lateral surface of isolating the door of reversing switch cabinet is provided with spacing rotating disk, spacing rotating disk is set to connect with the door rotary type of isolating the reversing switch cabinet, spacing rotating disk is provided with the spacing handle that is fixedly connected with spacing rotating disk, spacing handle is set to connect with the doorframe contact of isolating the reversing switch cabinet, spacing handle is set to connect with the isolator operation axle, the periphery of spacing rotating disk is provided with groove, spacing button is set to be fixedly connected with the door of isolating the reversing switch cabinet, the protrusion position of spacing button is arranged in the groove of spacing rotating disk, and the terminals of spacing button are set to connect with the power line of isolating switch.
Press spacing button, make spacing button no longer carry out spacing to spacing rotating disk, the rotary spacing handle makes spacing handle not contact with the doorframe of isolating the reversing switch cabinet, thereby make the power line outage and the isolating switch of isolating switch be in off position, just removed of the locking of spacing handle to the door of isolation reversing switch cabinet, owing to designed spacing rotating disk, spacing button and spacing handle, has only isolating switch no longer during operating state, could open the door of isolating the reversing switch cabinet, the security performance when therefore having improved maintenance.
The utility model has designed, and spacing button is set to a plurality of.
The utility model has designed, and also includes the fork type lockset, and the fork type lockset is arranged on the door of isolating the reversing switch cabinet.
The utility model has designed, the fork type lockset is set to include turn-knob, driving lever, steering lever, stir pin and shifting fork bar, the side outdoors that isolates the reversing switch cabinet is provided with turn-knob, turn-knob is set to connect with the door rotary type of isolating the reversing switch cabinet, the door medial surface of isolating the reversing switch cabinet is provided with driving lever, one end of driving lever is set to connect with the turn-knob radial type, the other end at driving lever is provided with open slot, the center line of the open slot of driving lever is set to helix, one end of steering lever is set to connect with the driving lever socket joint type, steering lever is set to connect with the open slot of driving lever by stirring pin, stir in the open slot that pin is arranged on driving lever, the other end of steering lever is provided with shifting fork bar, the center line of steering lever is set to be with the center line of shifting fork bar 90 ° angle, and shifting fork bar is arranged in the groove of the doorframe of isolating the reversing switch cabinet.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model:
Fig. 2 is a fork type lock structure schematic diagram.
Embodiment
Accompanying drawing is an embodiment of the present utility model, specify present embodiment in conjunction with the accompanying drawings, include spacing rotating disk 1, spacing button 5, spacing handle 23, turn-knob 4, driving lever 14, steering lever 12, stir pin 13 and shifting fork bar 3, the lateral surface of isolating the door of reversing switch cabinet is provided with spacing rotating disk 1, spacing rotating disk 1 is set to connect with the door rotary type of isolating the reversing switch cabinet, spacing rotating disk 1 is provided with the spacing handle 23 that is fixedly connected with spacing rotating disk 1, spacing handle 23 is set to connect with the doorframe contact of isolating the reversing switch cabinet, spacing handle 23 is set to connect with the isolator operation axle, the periphery of spacing rotating disk 1 is provided with groove, spacing button 5 is set to be fixedly connected with the door of isolating the reversing switch cabinet, the protrusion position of spacing button 5 is arranged in the groove of spacing rotating disk 1, the terminals of spacing button 5 are set to connect with the power line of isolating switch, the side outdoors that isolates the reversing switch cabinet is provided with turn-knob 4, turn-knob 4 is set to connect with the door rotary type of isolating the reversing switch cabinet, the door medial surface of isolating the reversing switch cabinet is provided with driving lever 14, one end of driving lever 14 is set to connect with turn-knob 4 radial types, the other end at driving lever 14 is provided with open slot, the center line of the open slot of driving lever 14 is set to helix, one end of steering lever 12 is set to connect with driving lever 14 socket joint types, steering lever 12 is set to connect with the open slot of driving lever 14 by stirring pin 13, stir in the open slot that pin 13 is arranged on driving lever 14, the other end of steering lever 12 is provided with shifting fork bar 3, the center line of steering lever 12 is set to be with the center line of shifting fork bar 3 90 ° angle, and shifting fork bar 3 is arranged in the groove of the doorframe of isolating the reversing switch cabinet.
In the present embodiment, spacing button 5 is set to two.
Press spacing button 5, make spacing button 5 no longer carry out spacing to spacing rotating disk 1, rotary spacing handle 23 makes spacing handle 23 not contact with the doorframe of isolating the reversing switch cabinet, thereby make the power line outage and the isolating switch of isolating switch be in off position, just removed the locking of the door of 23 pairs of isolation reversing switches of spacing handle cabinet, turn-knob 4 is rotated, driving lever 14 drives steering lever 12 and rotates, shifting fork bar 3 is produced from the groove of the doorframe of isolation reversing switch cabinet, just removed the locking of the door of 3 pairs of isolation reversing switches of shifting fork bar cabinet.
The characteristics of the utlity model has down:
1, owing to designed spacing rotating disk 1, spacing button 5 and spacing handle 23, have only isolating switch no longer during operating state, could open the door of isolating the reversing switch cabinet, so improve the security performance when keeping in repair.
2, owing to having designed turn-knob 4, driving lever 14, steering lever 12, having stirred pin 13 and shifting fork bar 3, make isolation reversing switch cabinet realize twice locking, improved fail safe.
3, the utility model is by machinery and electric method, guarantee that this explosion proof enclosure formula shell can't console switch after opening the door, all conducting positions of switch are all not charged, all isolation reversing switches all are coupled with central quick operating valve locking device simultaneously, and all isolation reversing switches in back that guarantee to open the door are in the disjunction state.On the contrary, only after door closure is correctly closed, isolate reversing switch and contactor and can carry out closing operation, strengthened security performance.
In the safety interlock technical field that is used for mine explosion-suppression and intrinsic safety holotype unit switch; Every lateral surface that includes the door of isolating the reversing switch cabinet is provided with spacing rotating disk 1; spacing rotating disk 1 is set to connect with the door rotary type of isolating the reversing switch cabinet; spacing rotating disk 1 is provided with the spacing handle 23 that is fixedly connected with spacing rotating disk 1; spacing handle 23 is set to connect with the doorframe contact of isolating the reversing switch cabinet; spacing handle 23 is set to connect with the isolator operation axle; the periphery of spacing rotating disk 1 is provided with groove; spacing button 5 is set to be fixedly connected with the door of isolating the reversing switch cabinet; the protrusion position of spacing button 5 is arranged in the groove of spacing rotating disk 1, and the technology contents that the terminals of spacing button 5 are set to connect with the power line of isolating switch is all in protection range of the present utility model.
Claims (4)
1. safety interlock that is used for mine explosion-suppression and intrinsic safety holotype unit switch; It is characterized in that: include spacing rotating disk (1), spacing button (5) and spacing handle (23), the lateral surface of isolating the door of reversing switch cabinet is provided with spacing rotating disk (1), spacing rotating disk (1) is set to connect with the door rotary type of isolating the reversing switch cabinet, spacing rotating disk (1) is provided with the spacing handle (23) that is fixedly connected with spacing rotating disk (1), spacing handle (23) is set to connect with the doorframe contact of isolating the reversing switch cabinet, spacing handle (23) is set to connect with the isolator operation axle, the periphery of spacing rotating disk (1) is provided with groove, spacing button (5) is set to be fixedly connected with the door of isolating the reversing switch cabinet, the protrusion position of spacing button (5) is arranged in the groove of spacing rotating disk (1), and the terminals of spacing button (5) are set to connect with the power line of isolating switch.
2. the safety interlock that is used for mine explosion-suppression and intrinsic safety holotype unit switch according to claim 1; It is characterized in that: spacing button (5) is set to a plurality of.
3. the safety interlock that is used for mine explosion-suppression and intrinsic safety holotype unit switch according to claim 1 and 2; It is characterized in that: also include the fork type lockset, the fork type lockset is arranged on the door of isolating the reversing switch cabinet.
4. the safety interlock that is used for mine explosion-suppression and intrinsic safety holotype unit switch according to claim 3; It is characterized in that: the fork type lockset is set to include turn-knob (4), driving lever (14), steering lever (12), stir pin (13) and shifting fork bar (3), the side outdoors that isolates the reversing switch cabinet is provided with turn-knob (4), turn-knob (4) is set to connect with the door rotary type of isolating the reversing switch cabinet, the door medial surface of isolating the reversing switch cabinet is provided with driving lever (14), one end of driving lever (14) is set to connect with turn-knob (4) radial type, the other end at driving lever (14) is provided with open slot, the center line of the open slot of driving lever (14) is set to helix, one end of steering lever (12) is set to connect with driving lever (14) socket joint type, steering lever (12) is set to connect with the open slot of driving lever (14) by stirring pin (13), stirring pin (13) is arranged in the open slot of driving lever (14), the other end of steering lever (12) is provided with shifting fork bar (3), the center line of steering lever (12) is set to be 90 ° angle with the center line of shifting fork bar (3), and shifting fork bar (3) is arranged in the groove of the doorframe of isolating the reversing switch cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200169859U CN201984975U (en) | 2011-01-14 | 2011-01-14 | Explosion-proof safe interlocking device and intrinsic safe type combination switch for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200169859U CN201984975U (en) | 2011-01-14 | 2011-01-14 | Explosion-proof safe interlocking device and intrinsic safe type combination switch for mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201984975U true CN201984975U (en) | 2011-09-21 |
Family
ID=44612431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200169859U Expired - Fee Related CN201984975U (en) | 2011-01-14 | 2011-01-14 | Explosion-proof safe interlocking device and intrinsic safe type combination switch for mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201984975U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013064012A1 (en) * | 2011-11-01 | 2013-05-10 | 徐州中矿大传动与自动化有限公司 | Power-down electrical locking protection device for underground explosion protection frequency converter |
| CN110594647A (en) * | 2019-10-10 | 2019-12-20 | 骆轩州 | Novel explosion-proof lamp |
-
2011
- 2011-01-14 CN CN2011200169859U patent/CN201984975U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013064012A1 (en) * | 2011-11-01 | 2013-05-10 | 徐州中矿大传动与自动化有限公司 | Power-down electrical locking protection device for underground explosion protection frequency converter |
| RU2537704C1 (en) * | 2011-11-01 | 2015-01-10 | Чайна Майнинг Драйвс Энд Аутомэйшн Ко., Лтд. | Protecting device with electric interlock to protect upon power disconnection for used underground explosion-proof frequency converter |
| CN110594647A (en) * | 2019-10-10 | 2019-12-20 | 骆轩州 | Novel explosion-proof lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: High tech Zone of Shandong province Zhongtian Gate Street 271000 Tai'an spark science and Technology Park Patentee after: Taian Zhongcheng Mine Automation Co., Ltd. Address before: High tech Zone of Shandong province Zhongtian Gate Street 271000 Tai'an spark science and Technology Park Patentee before: Taian Zhongcheng Mine Automation Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20160114 |