CN202230912U - Isolation interlocking device of flameproof switch - Google Patents
Isolation interlocking device of flameproof switch Download PDFInfo
- Publication number
- CN202230912U CN202230912U CN2011203128668U CN201120312866U CN202230912U CN 202230912 U CN202230912 U CN 202230912U CN 2011203128668 U CN2011203128668 U CN 2011203128668U CN 201120312866 U CN201120312866 U CN 201120312866U CN 202230912 U CN202230912 U CN 202230912U
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- China
- Prior art keywords
- rotating shaft
- isolating switch
- main tank
- division board
- isolating
- 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 an isolation interlocking device of a flameproof switch, solving the interlocking problem of multi-isolating switch and multi-cavity door body of a mining flameproof electrical device. The isolation interlocking device of the flameproof switch comprises an isolating cavity(14), a main box cavity, a main box door(9) and an isolating box door(1). The panel of the main box cavity is equipped with a rotary dialing rack(10) on which a rotating shaft(4) is arranged, the rotating shaft(4) is stretched into the rotating shaft in the main box cavity and is equipped with a middle cam and an end part cam separately, and the inner side of the main box cavity panel is fixedly equipped with a guiding seat(5); an interlocking rod(7) is arranged in the guiding seat(5) movably to be in movable cooperation with a locking hook(8), the inner side of the isolating box door is equipped with an isolating plate(2) capable of moving left and right under the common actions of the driving of a connecting rod(3) and a support spring, and a baffle(11) is in movable cooperation with the locking hook arranged at the right end of the isolating plate(2). The isolation interlocking device of the flameproof switch of the utility model is suitable for the interlocking of the multi-isolating switch and multi-cavity door body of the mining flameproof device.
Description
Technical field
The present invention relates to a kind of quick operating valve of flame-proof mine electric equipment and the interlock of isolating switch.
Background technology
Electric equipment under the coal mine; Between isolating switch and the quick operating valve mechanical interlocking to be arranged; Requirement is to have only isolating switch at open position, and Men Ticai can open, and 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 quick operating valve to belong to same chamber 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, presses for the low pressure group that solves multi-separation switch and multi-cavity body and runs the problem of closing interlocking jointly.
Summary of the invention
The invention provides a kind of isolation interlock of explosion-proof switch, solved the interlocking problem of the multi-separation switch and the multi-cavity body door body of flame-proof mine electric equipment.
The present invention overcomes the above problems through following scheme:
A kind of isolation interlock of explosion-proof switch; Comprise the isolated chambers and the main tank cavity that are set to one, isolated chambers is provided with the isolation chamber door, and the main tank cavity is provided with the main tank door; Division board between isolated chambers and the main tank cavity is provided with the hole that supplies connecting rod to pass through; The panel of main tank cavity is provided with to rotate dials frame, rotates group frame and is provided with rotating shaft, and rotating shaft extend into and is respectively arranged with middle part cam and end cams in the rotating shaft in the main tank cavity; Inboard in the main tank cavity panel is set with guide holder; In guide holder, be movably set with blocking lever, blocking lever links together with the main tank spring that is fixed on the guide holder, and the left end of blocking lever cooperates with the middle part cam in the rotating shaft is movable; The right-hand member of blocking lever is connected with the latch hook activity that is fixedly installed on the main tank door, and the right-hand member activity of end cams in the rotating shaft and connecting rod is connected; Be provided with the bearing of division board in the inboard that isolates chamber door; Division board is movably arranged on this bearing, and the bearing spring on division board and the bearing links together, and the left end activity of the right-hand member of division board and connecting rod is connected; But division board is move left and right under the acting in conjunction of the promotion of connecting rod and bearing spring; Be respectively arranged with the rotating shaft of isolating switch and the rotating shaft of following isolating switch on the chamber door isolating, extend into isolated chambers inner on be provided with breach respectively in the rotating shaft of the upper and lower isolating switch of rotating shaft of isolating switch, this two breach cooperates with the left end activity of division board; Isolated chambers is provided with plate washer; This plate washer cooperates with the latch hook that is provided with at the right-hand member of division board is movable, and the rotating shaft of last isolating switch is connected with last isolating switch, and the rotating shaft of following isolating switch and following isolating switch link together.
The rotating shaft of isolating switch is provided with the isolation handle.
The present invention is simple in structure, and movement locus is succinctly reasonable, solved have multi-separation switch, the problem safe in utilization of the explosion-proof type unit switch of multi-cavity body quick operating valve interlocking, simple to operate, operation and maintenance is convenient.
Description of drawings
Fig. 1 is a front view of the present invention
Fig. 2 is a structural representation of the present invention.
Embodiment
A kind of isolation interlock of explosion-proof switch; Comprise the isolated chambers 14 and main tank cavity that are set to one, isolated chambers is provided with isolates chamber door 1, and the main tank cavity is provided with main tank door 9; Division board between isolated chambers 14 and the main tank cavity is provided with the hole that supplies connecting rod 3 to pass through; The panel of main tank cavity is provided with to rotate dials frame 10, rotates group frame 10 and is provided with rotating shaft 4, and rotating shaft 4 extend into and is respectively arranged with middle part cam and end cams in the rotating shaft in the main tank cavity; Be set with guide holder 5 in the inboard of main tank cavity panel; In guide holder 5, be movably set with blocking lever 7, blocking lever 7 links together with the main tank spring 6 that is fixed on the guide holder 5, and the left end of blocking lever 7 cooperates with the middle part cam in the rotating shaft 4 is movable; The right-hand member of blocking lever 7 is connected with latch hook 8 activities that are fixedly installed on the main tank door 9, and the right-hand member activity of end cams in the rotating shaft 4 and connecting rod 3 is connected; Be provided with the bearing of division board 2 in the inboard that isolates chamber door 1; Division board 2 is movably arranged on this bearing; Bearing spring on division board 2 and the bearing links together; The left end activity of the right-hand member of division board 2 and connecting rod 3 is connected, but division board 2 move left and right under the acting in conjunction of the promotion of connecting rod 3 and bearing spring is being isolated the rotating shaft 16 that is respectively arranged with isolating switch on the chamber door 1 and the rotating shaft 13 of following isolating switch; Extend into isolated chambers inner on be provided with breach respectively in the rotating shaft 13 of rotating shaft 16 upper and lower isolating switches of isolating switch; The left end of this two breach and division board 2 is movable to be cooperated, and isolated chambers 14 is provided with plate washer 11, and this plate washer 11 cooperates with latch hook activity in the right-hand member setting of division board 2; The rotating shaft 16 of last isolating switch is connected with last isolating switch, and the rotating shaft 13 and the following isolating switch 15 of following isolating switch link together.The rotating shaft of isolating switch is provided with isolates handle 12.
Two isolating switches are housed in isolated chambers 14, two isolate handle 12 respectively the rotating shaft 16 of the rotating shaft 13 through isolating switch down and last isolating switch pass and isolate chamber door 1 and be connected with two isolating switches, rotation isolation handle 12 can the folding isolating switch.The lock interrupter is contained in isolates on the chamber door 1; Division board 2 can move left and right; When isolating switch was in off-position, the left end of the division board 2 of lock on the interrupter can be inserted into down between the breach of rotating shaft 16 of breach and last isolating switch of rotating shaft 13 of isolating switch, and its right-hand member is inserted in the connecting rod 3 all the time; Link rod 3 and rotating shaft 4 are connected through pin, and rotating shaft 4 is dialled frame 10 and linked together through pin with rotating again.Blocking lever 7 strength by spring 6 in guide holder 5 heads in the groove of rotating shaft 4; Latch hook 8 is installed on the main tank door 9; Baffle plate 11 is welded on the flange of shielded box 14.
When isolating switch is in open position; The rotatable frame 10 of dialling; Make rotating shaft 4 drivening rods 3 parallel mobile with the division board 2 in the lock interrupter left, the division board 2 of lock interrupter can be inserted between axle 13 and the axle 16, and two isolating-switch lockings can not be rotated; Thereby the lock interrupter is removed baffle plate 11, isolates chamber door and can open.Simultaneously spring 6 extruding blocking levers 7 insert it in the cam path of rotating shaft 4, and blocking lever 7 leaves latch hook 8 and main tank door 9 can parallelly left be moved reach the purpose of opening the door.If send to isolating switch; Must shut with main tank door 9 isolating chamber door 1 earlier; Rotate and dial frame 10, make rotating shaft 4 drivening rods 3 to move with the division board 2 of lock interrupter is parallel to the right, division board 2 is inserted into the inboard of baffle plate 11, and isolation chamber door 1 can not be opened; Parallel to the right the moving of the cam extruding blocking lever 7 of rotating shaft 4 simultaneously makes its top go up latch hook 8, thereby makes main tank door 9 can not be moved to the left the purpose that reaches locking.This moment, two isolating switches can rotate the purpose that reaches power supply.Reach the purpose that isolating switch work main tank door and isolating door all can not be opened, played the interlocking effect.
Claims (2)
1. the isolation interlock of an explosion-proof switch; Comprise the isolated chambers (14) and the main tank cavity that are set to one; Isolated chambers is provided with isolates chamber door (1), and the main tank cavity is provided with main tank door (9), and the division board between isolated chambers (14) and the main tank cavity is provided with the hole that supplies connecting rod (3) to pass through; It is characterized in that; The panel of main tank cavity is provided with to rotate dials frame (10), rotates group frame (10) and is provided with rotating shaft (4), and rotating shaft (4) extend into and is respectively arranged with middle part cam and end cams in the rotating shaft in the main tank cavity; Be set with guide holder (5) in the inboard of main tank cavity panel; In guide holder (5), be movably set with blocking lever (7), blocking lever (7) links together with the main tank spring (6) that is fixed on the guide holder (5), and the left end of blocking lever (7) cooperates with the middle part cam in the rotating shaft (4) is movable; The right-hand member of blocking lever (7) is connected with latch hook (8) activity that is fixedly installed on the main tank door (9), and the right-hand member activity of end cams in the rotating shaft (4) and connecting rod (3) is connected; Be provided with the bearing of division board (2) in the inboard that isolates chamber door (1); Division board (2) is movably arranged on this bearing; Bearing spring on division board (2) and the bearing links together; The left end activity of the right-hand member of division board (2) and connecting rod (3) is connected; Division board (2) at connecting rod (3) but the acting in conjunction of promotion and bearing spring under move left and right; Be respectively arranged with the rotating shaft (16) of isolating switch and the rotating shaft (13) of following isolating switch isolating on the chamber door (1), extend into isolated chambers inside on be provided with breach respectively in the rotating shaft (13) of the upper and lower isolating switch of rotating shaft (16) of isolating switch, this two breach cooperates with the left end activity of division board (2); Isolated chambers (14) is provided with plate washer (11); This plate washer (11) cooperates with the latch hook that is provided with at the right-hand member of division board (2) is movable, and the rotating shaft of last isolating switch (16) is connected with last isolating switch, and rotating shaft of following isolating switch (13) and following isolating switch (15) link together.
2. the isolation interlock of a kind of explosion-proof switch according to claim 1 is characterized in that, the rotating shaft of isolating switch is provided with isolates handle (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203128668U CN202230912U (en) | 2011-08-25 | 2011-08-25 | Isolation interlocking device of flameproof switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203128668U CN202230912U (en) | 2011-08-25 | 2011-08-25 | Isolation interlocking device of flameproof switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202230912U true CN202230912U (en) | 2012-05-23 |
Family
ID=46081490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203128668U Expired - Fee Related CN202230912U (en) | 2011-08-25 | 2011-08-25 | Isolation interlocking device of flameproof switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202230912U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222585A (en) * | 2011-05-18 | 2011-10-19 | 山西汾西机电有限公司 | Isolation interlocking device of flameproof switch |
| CN103093986A (en) * | 2012-12-11 | 2013-05-08 | 中煤张家口煤矿机械有限责任公司 | Mechanical latch mechanism of anti-explosion electromagnetic starter |
-
2011
- 2011-08-25 CN CN2011203128668U patent/CN202230912U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222585A (en) * | 2011-05-18 | 2011-10-19 | 山西汾西机电有限公司 | Isolation interlocking device of flameproof switch |
| CN103093986A (en) * | 2012-12-11 | 2013-05-08 | 中煤张家口煤矿机械有限责任公司 | Mechanical latch mechanism of anti-explosion electromagnetic starter |
| CN103093986B (en) * | 2012-12-11 | 2015-08-05 | 中煤张家口煤矿机械有限责任公司 | The mechanical lock of anti-explosion is electromagnetic starter |
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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: 20120523 Termination date: 20170825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |