CN102280279A - Double door interlocking device used in underground coal mine - Google Patents
Double door interlocking device used in underground coal mine Download PDFInfo
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- CN102280279A CN102280279A CN2011101292075A CN201110129207A CN102280279A CN 102280279 A CN102280279 A CN 102280279A CN 2011101292075 A CN2011101292075 A CN 2011101292075A CN 201110129207 A CN201110129207 A CN 201110129207A CN 102280279 A CN102280279 A CN 102280279A
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Abstract
The invention discloses a double door interlocking device used in an underground coal mine. According to the invention, a problem that two doors and an isolating switch of mine-used explosion proof electrical equipment can not be interlocked simultaneously is solved. The device comprises an anti-explosion housing (1), a left door (3), a right door (4), and an isolating switch operation mechanism (5). A hole and a shaft (11) are arranged on a middle panel of the anti-explosion housing (1), wherein the hole is used for enabling the shaft (11) to be passed through. An outer end of the shaft (11) is fixedly connected with a circular plate base (12) that is provided with a pair of keyseats (21); a push button pin (6) is arranged on the middle panel of the anti-explosion housing (1); and the push button pin (6) and a stopping button (7) are in clearance fit. An interlocking frame (9) and an interlocking lever (8) are respectively arranged at left and right sides of the circular plate base (12) and are also arranged on the middle panel of the anti-explosion housing (1); and an inner end of the shaft (11) is fixed connected with a switch square shaft (17) of an isolating switch (2) through a fixed cylindrical pin (18). According to the invention, the device has advantages of reasonable structure, reliable performance and easy operation.
Description
Technical field
The present invention relates to a kind of double door of flame-proof mine electric equipment and the interlock of isolating switch.
Background technology
Underground coal mine electrical equipment, between isolating switch and the quick operating valve mechanical interlocking to be arranged, requirement is to have only isolating switch at open position, Men Ticai can open, isolating switch is when make position, the door body can not be opened, so the interlocking of isolating switch and door body is the key technology of flame-proof type electric equipment.The flame-proof type unit switch of colliery down-hole application mostly adopts isolating switch and door to be setting one to one at present, realizes that interlocking is than being easier to.But along with the raising of automaticity under the coal mine, the function of the electric equipment that needs is just many more, and the explosion-resistant enclosure structure also becomes increasingly complex, the difficult problem that on-the-spot isolating switch of two Men Yaoyu that need solve an electric equipment is interlocked simultaneously.
Summary of the invention
The invention provides a kind of interlock of underground mine use double door, solved two Men Yuyi problems that isolating switch is interlocked simultaneously of an electric equipment in the flame-proof mine electric equipment.
The present invention overcomes the above problems by following scheme:
A kind of interlock of underground mine use double door, comprise explosion-resistant enclosure, be arranged on the isolating switch in the explosion-resistant enclosure, the left-hand door and the You Men that are provided with respectively on the both sides of explosion-resistant enclosure, the isolator operating mechanism that on the centre panel of explosion-resistant enclosure, is provided with, the centre panel of explosion-resistant enclosure is provided with the hole of passing through for axle, in this hole, be provided with copper sheathing, axle is movably arranged in the copper sheathing, the outer end of axle is fixedly connected with the circular plate type seat, on the cylindrical of circular plate type seat, be symmetrically arranged with a pair of cotter way, on the medial surface of circular plate type seat, be set with fan-shaped plate washer, the circular arc outside at the circular plate type seat is set with connecting plate, isolating handle and connecting plate is fixed together by straight pin, the centre panel of explosion-resistant enclosure is provided with button pin, button pin cooperates with the stop button activity of setting in the explosion-resistant enclosure, button pin be arranged on fan-shaped plate washer below, when pressing the button pin, fan-shaped plate washer can be rotated to button pin above, when button pin is left in fan-shaped plate washer rotation, fan-shaped plate washer opposite spin will be upspring and hinder to button pin, the left and right sides that is positioned at the circular plate type seat on the centre panel of explosion-resistant enclosure is respectively arranged with interlocking frame, in interlocking frame, be movably set with blocking lever, one end of blocking lever cooperates with the cotter way on the cylindrical that is arranged on the circular plate type seat is movable, and the other end of blocking lever cooperates with the door bolt groove on being arranged on door is movable; The inner of axle is fixed together by the switch square shaft of fixed cylinder pin and isolating switch.
Interlocking frame is provided with screw, is fixed together with screwed blocking lever.
Advantages such as that the present invention has is rational in infrastructure, dependable performance, flexible operation, installation and maintenance are convenient have reached the purpose of interlocking.
Description of drawings
Fig. 1 is a front view of the present invention
Fig. 2 is a structural representation of the present invention.
Specific embodiment
A kind of interlock of underground mine use double door, comprise explosion-resistant enclosure 1, be arranged on the isolating switch 2 in the explosion-resistant enclosure 1, left-hand door 3 that is provided with respectively on the both sides of explosion-resistant enclosure 1 and right door 4, the isolator operating mechanism 5 that on the centre panel of explosion-resistant enclosure 1, is provided with, the centre panel of explosion-resistant enclosure 1 is provided with for axle 11 holes of passing through, in this hole, be provided with copper sheathing 15, axle 11 is movably arranged in the copper sheathing 15, the outer end of axle 11 is fixedly connected with circular plate type seat 12, on the cylindrical of circular plate type seat 12, be symmetrically arranged with a pair of cotter way 21, on the medial surface of circular plate type seat 12, be set with fan-shaped plate washer 10, the circular arc outside at circular plate type seat 12 is set with connecting plate 13, isolating handle 14 is fixed together by straight pin 19 with connecting plate 13, the centre panel of explosion-resistant enclosure 1 is provided with button pin 6, button pin 6 cooperates with stop button 7 activities of setting in the explosion-resistant enclosure 1, button pin 6 be arranged on fan-shaped plate washer 10 below, when pressing the button pin 6, fan-shaped plate washer 10 can be rotated to button pin 6 above, when button pin 6 is left in fan-shaped plate washer 10 rotations, fan-shaped plate washer 10 opposite spins will be upspring and hinder to button pin 6, the left and right sides that is positioned at circular plate type seat 12 on the centre panel of explosion-resistant enclosure 1 is respectively arranged with interlocking frame 9, in interlocking frame 9, be movably set with blocking lever 8,21 movable cooperations of cotter way on one end of blocking lever 8 and the cylindrical that is arranged on circular plate type seat 12, the other end of blocking lever 8 cooperates with door bolt groove 20 activities on being arranged on door; The inner of axle 11 is fixed together by the switch square shaft 17 of fixed cylinder pin 18 with isolating switch 2.Interlocking frame 9 is provided with screw, is fixed together with screwed blocking lever 8.
Button pin 6 and isolation handle 14 are arranged up and down, are installed on the flameproof enclosure 1, press the button pin stop button is disconnected, and control system can not be connected.Axle 11 links to each other with the square shaft 17 of isolating switch by copper sheathing 15, steel bushing 16, and its axis 11 is fixedlyed connected by fixed cylinder pin 18 with steel bushing 16.Isolating handle 14 is flexibly connected by straight pin 19 with connecting plate 15; Turning handle, isolating switch can carry out on-off action.
Described interlock 5 is: interlocking frame 9 is fixedly mounted on the flameproof enclosure 1, and in the both sides of circular plate type seat 12, when blocking lever 8 screwed in the door bolt groove 20 of left and right reveal, isolating switch can be connected and put in place, and this moment, blocking lever can not be return, and door can not be opened; When the isolating switch disjunction put in place, blocking lever screwed out from the door bolt groove of reveal, screw in simultaneously in the cotter way 21 in the seat 12, at this moment, and the isolating switch akinesia, door can be opened.
When the isolating switch handle turns left to put the position of " lead to ", two blocking levers from be fixed in screw in the interlocking frame on the casing about two, button pin ejection this moment, stop button is upspring, control system is connected, and the isolating switch handle can not carry out breaking operation, all can not open for two at this moment.When the isolating switch handle is put the position of " breaking ", blocking lever could be screwed out, can open the door.
When the isolating switch disjunction, should earlier stop button be pressed, then control system disconnects, simultaneously operating grip is moved counterclockwise to the position of " breaking ", this moment, two blocking levers screwed in the rotating shaft, door can be opened, and operating grip is pinned by the blocking lever by interlocking frame, and then isolating switch can not carry out closing operation.
Claims (2)
1. the interlock of a underground mine use double door, comprise explosion-resistant enclosure (1), be arranged on the explosion-proof switch (2) in the explosion-resistant enclosure (1), left-hand door (3) He Youmen (4) that is provided with respectively on the both sides of explosion-resistant enclosure (1), the isolator operating mechanism that on the centre panel of explosion-resistant enclosure (1), is provided with (5), it is characterized in that, the centre panel of explosion-resistant enclosure (1) is provided with the hole of passing through for axle (11), in this hole, be provided with copper sheathing (15), axle (11) is movably arranged in the copper sheathing (15), the outer end of axle (11) is fixedly connected with circular plate type seat (12), on the cylindrical of circular plate type seat (12), be symmetrically arranged with a pair of cotter way (21), on the medial surface of circular plate type seat (12), be set with fan-shaped plate washer (10), the circular arc outside at circular plate type seat (12) is set with connecting plate (13), isolating handle (14) is fixed together by straight pin (19) with connecting plate (13), the centre panel of explosion-resistant enclosure (1) is provided with button pin (6), button pin (6) cooperates with stop button (7) activity of setting in the explosion-resistant enclosure (1), button pin (6) be arranged on fan-shaped plate washer (10) below, when pressing the button pin (6), fan-shaped plate washer (10) can be rotated to button pin (6) above, when button pin (6) is left in fan-shaped plate washer (10) rotation, fan-shaped plate washer (10) opposite spin will be upspring and hinder to button pin (6), the left and right sides that is positioned at circular plate type seat (12) on the centre panel of explosion-resistant enclosure (1) is respectively arranged with interlocking frame (9), in interlocking frame (9), be movably set with blocking lever (8), one end of blocking lever (8) cooperates with the cotter way (21) on the cylindrical that is arranged on circular plate type seat (12) is movable, and the other end of blocking lever (8) cooperates with the door bolt groove (20) on being arranged on door is movable; The inner of axle (11) is fixed together by the switch square shaft (17) of fixed cylinder pin (18) with isolating switch (2).
2. the interlock of a kind of underground mine use double door according to claim 1 is characterized in that, interlocking frame (9) is provided with screw, is fixed together with screwed blocking lever (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101292075A CN102280279A (en) | 2011-05-18 | 2011-05-18 | Double door interlocking device used in underground coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101292075A CN102280279A (en) | 2011-05-18 | 2011-05-18 | Double door interlocking device used in underground coal mine |
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| Publication Number | Publication Date |
|---|---|
| CN102280279A true CN102280279A (en) | 2011-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101292075A Pending CN102280279A (en) | 2011-05-18 | 2011-05-18 | Double door interlocking device used in underground coal mine |
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| CN (1) | CN102280279A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104506020A (en) * | 2014-12-26 | 2015-04-08 | 孙欣 | Double-cavity explosion-proof frequency converter control cabinet |
| CN105118711A (en) * | 2015-08-28 | 2015-12-02 | 洛阳中重自动化工程有限责任公司 | Switch interlocking mechanism and method for quick-opening explosion-proof frequency converter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3970808A (en) * | 1974-10-15 | 1976-07-20 | I-T-E Imperial Corporation | Circuit interrupter having rotary switch operator and interlocking structure with two position mounting plate |
| CN2886881Y (en) * | 2005-12-21 | 2007-04-04 | 汾西机器厂 | DC shielded flameproof casing for coal mine application |
| CN201298469Y (en) * | 2008-11-10 | 2009-08-26 | 电光防爆电气有限公司 | Shell of classifying latching flame-proof switch |
| CN201323401Y (en) * | 2008-11-17 | 2009-10-07 | 山西汾西机电有限公司 | Automatic flame-proof type reactive power compensation device used in mine |
| CN202094010U (en) * | 2011-05-18 | 2011-12-28 | 山西汾西机电有限公司 | Double-door interlocking device for coal mine down hole |
-
2011
- 2011-05-18 CN CN2011101292075A patent/CN102280279A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3970808A (en) * | 1974-10-15 | 1976-07-20 | I-T-E Imperial Corporation | Circuit interrupter having rotary switch operator and interlocking structure with two position mounting plate |
| CN2886881Y (en) * | 2005-12-21 | 2007-04-04 | 汾西机器厂 | DC shielded flameproof casing for coal mine application |
| CN201298469Y (en) * | 2008-11-10 | 2009-08-26 | 电光防爆电气有限公司 | Shell of classifying latching flame-proof switch |
| CN201323401Y (en) * | 2008-11-17 | 2009-10-07 | 山西汾西机电有限公司 | Automatic flame-proof type reactive power compensation device used in mine |
| CN202094010U (en) * | 2011-05-18 | 2011-12-28 | 山西汾西机电有限公司 | Double-door interlocking device for coal mine down hole |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104506020A (en) * | 2014-12-26 | 2015-04-08 | 孙欣 | Double-cavity explosion-proof frequency converter control cabinet |
| CN105118711A (en) * | 2015-08-28 | 2015-12-02 | 洛阳中重自动化工程有限责任公司 | Switch interlocking mechanism and method for quick-opening explosion-proof frequency converter |
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Application publication date: 20111214 |