CN203730044U - Air door locking device - Google Patents
Air door locking device Download PDFInfo
- Publication number
- CN203730044U CN203730044U CN201420080758.6U CN201420080758U CN203730044U CN 203730044 U CN203730044 U CN 203730044U CN 201420080758 U CN201420080758 U CN 201420080758U CN 203730044 U CN203730044 U CN 203730044U
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- CN
- China
- Prior art keywords
- chute
- slide groove
- slide block
- slider
- arranges
- 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 air door locking device which comprises a left stay, a middle stay, a right stay, a right slider, a right slide groove, a locking plate, a right clamp groove, a right clamp ball, a middle clamp column, a communicating slide groove, a left slider, a left clamp ball, a left clamp groove, a left slide groove, a middle slider and a middle slide groove. The air door locking device is characterized in that the left slide groove, the middle slide groove and the right slide groove are parallelly formed in the locking plate and are communicated with one another via the communicating slide groove which is formed in a position among the left slide groove, the middle slide groove and the right slide groove, the left slider is arranged in the left slide groove, the middle slider is arranged in the middle slide groove, the right slider is arranged in the right slide groove, the left stay is arranged at the upper end of the left slider, the middle stay is arranged at the upper end of the middle slider, and the right stay is arranged at the upper end of the right slider. The air door locking device has the advantages that the air door locking device is reasonable in structural design and suitable for a downhole roadway with three air doors, accordingly, the three air doors can be effectively implemented, safety accidents can be effectively prevented, and economic loss can be reduced.
Description
Technical field
The utility model belongs to mining equipment technical field, says more specifically a kind of throttle locking device.
Background technology
In order to keep the down-hole moment in ventilation state, twice Huo San road air door is generally all installed between underworkings, for avoiding causing Air escape branch, between air door, can not close simultaneously, interlock for prevent that twice Huo San road air door from closing the equipment of common employing simultaneously, as the patent of invention that the patent No. is 201210486708.3 has been announced a kind of " throttle locking device and air door block sytem ", this throttle locking device comprises the first locking, the second locking, the first control valve and the second control valve, described the first locking comprises the first locking main body and the first locked groove, described the second locking comprises the second locking main body and the second locked groove, the first tapered end that described the first locking main body is provided with the first cylinder and is connected with the piston rod of described the first cylinder and matches with described the first locked groove, the second tapered end that described the second locking main body is provided with the second cylinder and is connected with the piston rod of described the second cylinder and matches with described the second locked groove, described the second control valve is connected with described the first cylinder, and described the first control valve is connected with described the second cylinder, as the patent of invention that the patent No. is 201310100558.2 has been announced a kind of " throttle locking device ", comprise fixed head, before fixed head, be fixedly connected with the first sleeve and the second sleeve, the first sleeve and the second sleeve be arranged in parallel, the up and down first counterweight suspension rod that is connected with in the first sleeve, the up and down second counterweight suspension rod that is connected with in the second sleeve, the first counterweight suspension rod upper end is fixedly connected with the first pull rope, and the second counterweight suspension rod upper end is fixedly connected with the second pull rope, before fixed head, be hinged with stopper, stopper is fan-shaped, and the pin joint of stopper and fixed head is between the first sleeve upper port and the second sleeve upper port, and the dual-side of stopper lays respectively at the upper end of the first sleeve and the upper end of the second sleeve.
The said equipment has all been realized the blocking function of twice air doors preferably, ensure the ventilation of underworkings, but because structure design is unreasonable, the blocking function of Dui San road air door just cannot be realized, for the tunnel that three road air doors are installed, if blocking function can not normally be brought into play, will bring larger security incident, cause larger economic loss.
Summary of the invention
In order to address the above problem, the utility model provides a kind of reasonable in design, be suitable for installing the underworkings of three road air doors, can realize preferably the throttle locking device of the blocking function of three road air doors, its concrete scheme is: described throttle locking device is by Zola's line, middle bracing wire, right bracing wire, right slide block, right rail, latch plate, right draw-in groove, right card ball, middle card column, be communicated with chute, left slider, Zuo Kaqiu, left draw-in groove, left chute, middle slide block, middle chute composition, left chute is characterized in that be arrangeding in parallel in latch plate, middle chute and right rail, left chute, middle chute and right rail are connected by the connection chute arranging in the middle, in left chute, left slider is set, middle slide block is set in middle chute, right slide block is set in right rail, the upper end of left slider arranges Zola's line, the upper end of middle slide block arranges middle bracing wire, the upper end of right slide block arranges right bracing wire.
Connection chute described in the utility model, is characterized in that being communicated with chute and is horizontally disposed with, and the left side that is communicated with chute arranges left card ball, and the middle part that is communicated with chute arranges middle card column, and the right side that is communicated with chute arranges right card ball.
Right slide block described in the utility model, the position corresponding with being communicated with chute, the middle part that it is characterized in that right slide block arranges right draw-in groove, and when left slider or middle slide block promote, right card ball will be pushed into and in right draw-in groove, block right slide block and can not promote.
Left slider described in the utility model, the position corresponding with being communicated with chute, the middle part that it is characterized in that left slider arranges left draw-in groove, and when right slide block or middle slide block promote, Zuo Kaqiu will be pushed into and in left draw-in groove, block left slider and can not promote.
Middle slide block described in the utility model, the position corresponding with being communicated with chute, middle part that it is characterized in that middle slide block arranges a through hole, middle card column is set, when middle slide block promotes in through hole, right card ball, Zuo Kaqiu are pushed respectively to right draw-in groove, left draw-in groove, and right slide block and left slider will be stuck and can not promote.
The beneficial effects of the utility model are throttle locking device reasonable in design, are suitable for installing the underworkings of three road air doors, can realize preferably three road air doors, effectively prevent the generation of security incident, reduce economic loss.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model; In accompanying drawing 1:
1. Zola's line, 2. in bracing wire, 3. right bracing wire, 4. right slide block, 5. right rail, 6. latch plate, 7. right draw-in groove, 8. right card ball, 9. in card column, be 10. communicated with chute, 11. left sliders, 12. left card balls, 13. left draw-in grooves, 14. left chutes, slide block in 15., chute in 16..
Detailed description of the invention
1 pair of the utility model describes in further detail by reference to the accompanying drawings, so that the public grasps implementation method of the present utility model better, the utility model specific embodiment is: described throttle locking device is by Zola's line 1, middle bracing wire 2, right bracing wire 3, right slide block 4, right rail 5, latch plate 6, right draw-in groove 7, right card ball 8, middle card column 9, be communicated with chute 10, left slider 11, left card ball 12, left draw-in groove 13, left chute 14, middle slide block 15, middle chute 16 forms, left chute 14 is characterized in that be arrangeding in parallel in latch plate 6, middle chute 16 and right rail 5, left chute 14, middle chute 16 and right rail 5 are connected by the connection chute 10 arranging in the middle, the interior left slider 11 that arranges of left chute 14, middle chute 16 is interior arranges middle slide block 15, right rail 5 is interior arranges right slide block 4, the upper end of left slider 11 arranges Zola's line 1, the upper end of middle slide block 15 arranges middle bracing wire 2, the upper end of right slide block 4 arranges right bracing wire 3.
Connection chute 10 described in the utility model, is characterized in that being communicated with chute 10 and is horizontally disposed with, and the left side that is communicated with chute 10 arranges left card ball 12, and the middle part that is communicated with chute 10 arranges middle card column 9, and the right side that is communicated with chute 10 arranges right card ball 8.
Right slide block 4 described in the utility model, the position corresponding with being communicated with chute 10, the middle part that it is characterized in that right slide block 4 arranges right draw-in groove 7, and when left slider 11 or middle slide block 15 promote, right card ball 8 will be pushed into and in right draw-in groove 7, block right slide block 4 and can not promote.
Left slider 11 described in the utility model, the position corresponding with being communicated with chute 10, the middle part that it is characterized in that left slider 11 arranges left draw-in groove 13, and when right slide block 4 or middle slide block 15 promote, left card ball 12 will be pushed into and in left draw-in groove 13, block left slider 11 and can not promote.
Middle slide block 15 described in the utility model, the position corresponding with being communicated with chute 10, middle part that it is characterized in that middle slide block 15 arranges a through hole, middle card column 9 is set in through hole, when middle slide block 15 promotes, right card ball 8, left card ball 12 are pushed respectively to right draw-in groove 7, left draw-in groove 13, and right slide block 4 and left slider 11 will be stuck and can not promote.
The beneficial effects of the utility model are throttle locking device reasonable in design, are suitable for installing the underworkings of three road air doors, can realize preferably three road air doors, effectively prevent the generation of security incident, reduce economic loss.
Claims (5)
1. throttle locking device, by Zola's line (1), middle bracing wire (2), right bracing wire (3), right slide block (4), right rail (5), latch plate (6), right draw-in groove (7), right card ball (8), middle card column (9), be communicated with chute (10), left slider (11), Zuo Kaqiu (12), left draw-in groove (13), left chute (14), middle slide block (15), middle chute (16) composition, left chute (14) is characterized in that be arrangeding in parallel in latch plate (6), middle chute (16) and right rail (5), left chute (14), middle chute (16) and right rail (5) are connected by the connection chute (10) arranging in the middle, left slider (11) is set in left chute (14), middle slide block (15) is set in middle chute (16), right slide block (4) is set in right rail (5), the upper end of left slider (11) arranges Zola's line (1), the upper end of middle slide block (15) arranges middle bracing wire (2), the upper end of right slide block (4) arranges right bracing wire (3).
2. throttle locking device according to claim 1, it is characterized in that being communicated with chute (10) is horizontally disposed with, the left side that is communicated with chute (10) arranges left card ball (12), and the middle part that is communicated with chute (10) arranges middle card column (9), and the right side that is communicated with chute (10) arranges right card ball (8).
3. throttle locking device according to claim 1, is characterized in that the position corresponding with being communicated with chute (10), middle part of right slide block (4) arranges right draw-in groove (7).
4. throttle locking device according to claim 1, is characterized in that the position corresponding with being communicated with chute (10), middle part of left slider (11) arranges left draw-in groove (13).
5. throttle locking device according to claim 1, is characterized in that the position corresponding with being communicated with chute (10), middle part of middle slide block (15) arranges a through hole, and middle card column (9) is set in through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080758.6U CN203730044U (en) | 2014-02-25 | 2014-02-25 | Air door locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080758.6U CN203730044U (en) | 2014-02-25 | 2014-02-25 | Air door locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730044U true CN203730044U (en) | 2014-07-23 |
Family
ID=51200124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420080758.6U Expired - Fee Related CN203730044U (en) | 2014-02-25 | 2014-02-25 | Air door locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520009A (en) * | 2020-04-27 | 2020-08-11 | 煤炭科学技术研究院有限公司 | Air door locking device capable of remotely unlocking in underground coal mine |
-
2014
- 2014-02-25 CN CN201420080758.6U patent/CN203730044U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111520009A (en) * | 2020-04-27 | 2020-08-11 | 煤炭科学技术研究院有限公司 | Air door locking device capable of remotely unlocking in underground coal mine |
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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: 20140723 Termination date: 20190225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |