CN103452422B - The transmission device of escape door for mine - Google Patents
The transmission device of escape door for mine Download PDFInfo
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- CN103452422B CN103452422B CN201310410027.3A CN201310410027A CN103452422B CN 103452422 B CN103452422 B CN 103452422B CN 201310410027 A CN201310410027 A CN 201310410027A CN 103452422 B CN103452422 B CN 103452422B
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Abstract
The present invention relates to a kind of transmission device of escape door for mine.It is characterized in that: the door-plate of butterfly door is fixed on driving shaft, power transmission shaft respectively by longitudinal middle part, and the top of axle is furnished with gear respectively; Be connected with reductor, motor after the top of driving shaft is furnished with gear; The guiding trestle that each gear one side is fixed respectively is provided with gathering sill, the rear portion of guide rod is dynamic to be engaged in several gathering sill, on the leading flank of guide rod, and be furnished with several tooth bar accordingly with several gear, each tooth bar is meshed with corresponding gear respectively; In door, be furnished with gas concentration sensor be connected with electrical apparatus control system.Because this device adopts gear and rack-driving, therefore, transfer motion power is large, velocity-stabilization, and transmission accuracy is high; Installing space is little; Because this device is furnished with gas concentration sensor, inside passage during gas density height, can automatically rapid escape be opened; Therefore, this device has pressure release Su Du Kuai ﹑ and opens and closes accurately, can reuse, without the need to changing.
Description
Technical field
The present invention relates to ventilation handover security device in a kind of mine ventilation system, the transmission device of a kind of escape door for mine on especially a kind of mine pipeline system automatic switchover safety exit equipment.
Background technology
Currently available technology escape are generally utilize conventional baffles principle of start-stop, in extensive use pipe-line system, but wherein there is many open defects: the transmission mechanism as escape is connecting rod swinging type structure design, this structure also exist switch inaccurate, to take installing space large, waste material, the defect can not accurately opened when channel inner pressure changes; When mine disaster occurs, subsurface environment very severe, with gas leakage or blast, may may have a large amount of dust in air; When blasting, if transmission mechanism can not start unlatching escape immediately, escape are not opened, and directly affect escape and the rescue of hedging personnel.
Summary of the invention
The object of the present invention is to provide a kind of above-mentioned prior art shortcoming that overcomes, have that switch speed is fast, transmission accuracy is high, it is little to take installing space, automatically can open the transmission device of a kind of escape door for mine of escape when gas density reaches setting value;
For achieving the above object, the technical solution adopted in the present invention is: the transmission device of this kind of escape door for mine, comprises the door frame be made up of side frame, center post, frame inner support outside upper housing, lower housing, left and right; Two of the outer side frame in left and right, center post, frame inner support is connected with upper housing, lower housing respectively; Center post is located at the middle part of the outer side frame in left and right, in the left and right sides of center post, is furnished with several butterfly door respectively; Frame inner support is located between two adjacent butterfly reveal faces; In left and right sides end face and the upper and lower end face of each butterfly door, between associated framework, be respectively equipped with sealing device; Butterfly door longitudinal middle part is fixed on driving shaft or power transmission shaft; It is characterized in that: in the bottom of upper housing inner face, the top of lower housing inner face, bearing support is provided with accordingly with two of driving shaft, several power transmission shaft, the following of driving shaft or several power transmission shaft, fit in the dead eye of the bearing support set by lower housing inner face respectively, the top of driving shaft, power transmission shaft, be assigned in the dead eye of bearing support set bottom housing inner face, and stretch out outside its dead eye, driving shaft, power transmission shaft external part are furnished with driving gear, driven gear respectively; After the top of driving shaft and driving gear match, its external part is connected with the power output shaft of reductor, and the power input shaft of reductor is connected with the power output shaft of motor, and reductor, motor are fixed on support; Bottom in driving gear and the leading flank of each driven gear or the upper housing of trailing flank, be fixed with guiding trestle respectively, gathering sill is respectively equipped with on the top of each guiding trestle, the rear portion of guide rod is dynamic to be engaged in several gathering sill, on the leading flank of guide rod, and be furnished with several tooth bar accordingly with driving gear and each driven gear, several tooth bar is meshed with driving gear and each driven gear respectively; Be furnished with gas concentration sensor at the door inner top being positioned at mine side, gas concentration sensor is connected with the PLC control system of this device;
The transmission device of described a kind of escape door for mine, is characterized in that: in several gathering sill, is furnished with the directive wheel that can rotate by bearing pin, and the rear portion of guide rod fits in gathering sill, and its trailing flank contacts with several directive wheel respectively;
The transmission device of described a kind of escape door for mine, is characterized in that: the length of tooth bar is greater than the quadrant girth of driving gear or driven gear.
The present invention's beneficial effect compared with prior art:
Because this transmission device have employed gear and rack-driving, transfer motion power is large, velocity-stabilization, and transmission accuracy is high; Installing space is little; In doorframe, add flue gas and gas concentration sensor because this device adopts simultaneously, when inside passage, flue gas, gas density reach a certain amount of, gas concentration sensor transfers signals to above actuator by electrical apparatus control system, and door is opened by actuator fast; Therefore, the present invention has the Hao ﹑ of pressure release Su Du Kuai ﹑ sealing performance and opens and closes accurately, can reuse, without the need to changing.
Accompanying drawing illustrates:
Fig. 1 is front view of the present invention;
Fig. 2 is that D-D in Fig. 1 is to sectional view;
Fig. 3 is the B-B direction view in Fig. 1;
Fig. 4 is the M-M sectional drawing in Fig. 1;
In figure:
1. go up housing, 2. support, 3. reductor, 4. motor, 5. driving shaft, 6. driving gear, 7. tooth bar, 8. driven gear, 9. gathering sill, 10. bearing pin, 11. guide rods, 12. power transmission shafts, 15. outer side frames, 16. gas concentration sensors, 17. bearing supports, 18. times housings, 20. directive wheels, 22. guiding trestles, 23. butterfly doors, 24. door-plate end plates, 25. center posts, 26. frame inner supports.
Detailed description of the invention:
In order to further illustrate above-mentioned purpose of the present invention, technical scheme and effect, by the following examples by reference to the accompanying drawings and related known technological know-how the present invention is described:
As Figure 1-4, the transmission device of this kind of escape door for mine, comprises the door frame be made up of side frame 15, center post 25, frame inner support 26 outside upper housing 1, lower housing 18, left and right; Two of the outer side frame 15 in left and right, center post 25, frame inner support 26 is connected with upper housing 1, lower housing 18 respectively; Center post 25 is located at the middle part of the outer side frame 15 in left and right, in the left and right sides of center post 25, is furnished with 2 butterfly doors 23 respectively, is respectively equipped with frame inner support 26 between 2 butterfly doors 23; In left and right sides end face and the upper and lower end face of each butterfly door 23, between associated framework, be respectively equipped with sealing device; Butterfly door 23 is made up of two door-plates, the longitudinal middle part of each two door-plates is located at the two sides of driving shaft 5 or power transmission shaft 12 circumference respectively, and to be fixed with it by bolt and be integrated, driving shaft 5 or power transmission shaft 12 is made to form the central axis of butterfly door 23, two door-plates are integrated to both lateral sides end overlap, its cross section be prismatic as butterfly-like, be respectively equipped with a horizontal sides in the both sides of door-plate, in the horizontal sides of its left and right sides, be fixed with sealing device respectively; Two of butterfly door 23 is separately fixed in the one side of door-plate end plates 24, and plate end plates 24 another side is used for fixing seal device; The central axis driving shaft 5 of butterfly door 23 or power transmission shaft 12 fit in the centre bore of plate end plates 24 respectively;
In the bottom of upper housing 1 inner face, the top of lower housing 18 inner face, bearing support 17 is provided with accordingly with two of driving shaft 5, several power transmission shaft 12, the following of driving shaft 5 or several power transmission shaft 12, fit in the dead eye of the bearing support 17 set by lower housing 18 inner face top respectively, the top of driving shaft 5, power transmission shaft 12, be assigned in the dead eye of the bearing support 17 set by bottom of housing 1 inner face, and stretch out outside its dead eye, driving shaft 5, power transmission shaft 12 external part are furnished with driving gear 6, driven gear 8 respectively; After the top of driving shaft 5 and driving gear 6 match, its external part is connected with the power output shaft of reductor 3, the power input shaft of reductor 3 is connected with the power output shaft of motor 4, reductor 3, motor 4 are fixed on support 2, the following of support 2, to be fixed on bottom housing 1 inner face join the both sides of driving shaft 5, the top of support 2, stretch out outside housing 1 top, reductor 3, motor 4 are fixed on the top of housing 1 top support arm 2; Bottom in the upper housing 1 of the trailing flank of driving gear 6 and each driven gear 8, is fixed with guiding trestle 22 respectively, is respectively equipped with gathering sill 9 on the top of each guiding trestle 22; In several gathering sill 9, be furnished with the directive wheel 20 that can rotate by bearing pin 10, the rear portion of guide rod 11 fits in gathering sill 9, and its trailing flank contacts with several directive wheel 20 respectively, when making the rear portion of guide rod 11 fit over mobile in several gathering sill 9, further reduce moving resistance; On the leading flank of guide rod 11, and be furnished with several tooth bar 7 accordingly with driving gear 6 and each driven gear 8, the length of tooth bar 7 is greater than the quadrant girth of driving gear 6 or driven gear 8; Several tooth bar 7 is meshed with driving gear 6 and each driven gear 8 one_to_one corresponding respectively; Be furnished with gas concentration sensor 16 what be positioned at mine side at doorframe inner top, gas concentration sensor 16 is connected with the PLC control system of this device;
The course of work and operating principle:
The motor 4 of this device have employed servomotor, under normal operation state, this device is in closed condition, when inside passage, flue gas, gas density reach the concentration of setting, signal makes servomotor 4 work by PLC control system by gas concentration sensor 16, PLC control system described here commonly uses prior art at present, and no further details to be given herein; Motor 4 makes reductor 3 drive driving shaft 5 to rotate after rotating, the driving gear 6 fitted on driving shaft 5 rotates, be fixed on guide rod 11 one tooth bar 7 that to be meshed with it is driven to move, several tooth bar 7 is moved simultaneously, the movement of tooth bar 7 makes several driven gear 8 rotate with driving gear 6 simultaneously, thus drives the butterfly door 23 be separately fixed on driving shaft 5 and several power transmission shaft 12 to rotate automatically to be opened by door simultaneously; After dangerous situation is got rid of, electrical apparatus control system makes motor 4 reverse, and is automatically closed by all butterfly doors 23, returns to normal.
Claims (3)
1. a transmission device for escape door for mine, comprises the door frame be made up of side frame (15), center post (25), frame inner support (26) outside upper housing (1), lower housing (18), left and right, two of the outer side frame in left and right (15), center post (25), frame inner support (26) is connected with upper housing (1), lower housing (18) respectively, center post (25) is located at the middle part of the outer side frame in left and right (15), in the left and right sides of center post (25), is furnished with several butterfly door (23) respectively, frame inner support (26) is located between two adjacent butterfly door (23) sides, in left and right sides end face and the upper and lower end face of each butterfly door (23), between associated framework, be respectively equipped with sealing device, butterfly door (23) longitudinal middle part is fixed on driving shaft (5) or power transmission shaft (12), it is characterized in that: in the bottom of upper housing (1) inner face, the top of lower housing (18) inner face, with driving shaft (5), two of several power transmission shaft (12) is provided with bearing support (17) accordingly, the following of driving shaft (5) or several power transmission shaft (12), fit in the dead eye of the bearing support (17) set by lower housing (18) inner face respectively, driving shaft (5), the top of power transmission shaft (12), be assigned in the dead eye of bearing support (17) set bottom housing (1) inner face, and stretch out outside its dead eye, in driving shaft (5), power transmission shaft (12) external part is furnished with respectively driving gear (6), driven gear (8), after the top of driving shaft (5) and driving gear (6) match, its external part is connected with the power output shaft of reductor (3), the power input shaft of reductor (3) is connected with the power output shaft of motor (4), and reductor (3), motor (4) are fixed on support (2), bottom in driving gear (6) and the leading flank of each driven gear (8) or the upper housing (1) of trailing flank, be fixed with guiding trestle (22) respectively, gathering sill (9) is respectively equipped with on the top of each guiding trestle (22), the rear portion of guide rod (11) is dynamic to be engaged in several gathering sill (9), on the leading flank of guide rod (11), and be furnished with several tooth bar (7) accordingly with driving gear (6) and each driven gear (8), several tooth bar (7) is meshed with driving gear (6) and each driven gear (8) respectively, be furnished with gas concentration sensor (16) at the door inner top being positioned at mine side, gas concentration sensor (16) is connected with the PLC control system of this device.
2. the transmission device of a kind of escape door for mine according to claim 1, it is characterized in that: in several gathering sill (9), the directive wheel (20) that can rotate is furnished with by bearing pin (10), the rear portion of guide rod (11) fits in gathering sill (9), and its trailing flank contacts with several directive wheel (20) respectively.
3. the transmission device of a kind of escape door for mine according to claim 1, is characterized in that: the length of tooth bar (7) is greater than the quadrant girth of driving gear (6) or driven gear (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310410027.3A CN103452422B (en) | 2013-09-10 | 2013-09-10 | The transmission device of escape door for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310410027.3A CN103452422B (en) | 2013-09-10 | 2013-09-10 | The transmission device of escape door for mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103452422A CN103452422A (en) | 2013-12-18 |
| CN103452422B true CN103452422B (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310410027.3A Expired - Fee Related CN103452422B (en) | 2013-09-10 | 2013-09-10 | The transmission device of escape door for mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103452422B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107023181A (en) * | 2017-05-23 | 2017-08-08 | 芜湖思科生产力促进中心有限公司 | A kind of ceremony booth of wedding celebration |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100961245B1 (en) * | 2009-05-08 | 2010-06-03 | 광성유리건업(주) | Duplex window frame system |
| CN202017440U (en) * | 2011-01-21 | 2011-10-26 | 滁州铜鑫矿业有限责任公司 | Electric safe door |
| CN202306307U (en) * | 2011-11-04 | 2012-07-04 | 煤炭科学研究总院 | Automatic monitoring system of explosion door for mining |
| CN102619548A (en) * | 2012-04-19 | 2012-08-01 | 山西潞安环保能源开发股份有限公司常村煤矿 | Overflow type intelligent air distribution control system |
| CN202866874U (en) * | 2012-09-24 | 2013-04-10 | 江苏凯力德科技有限公司 | Urgent danger prevention system emergency exit door |
| CN203531615U (en) * | 2013-09-10 | 2014-04-09 | 盐城市瑞恒电力石化设备制造有限公司 | Transmission device of coal mine escape door |
-
2013
- 2013-09-10 CN CN201310410027.3A patent/CN103452422B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100961245B1 (en) * | 2009-05-08 | 2010-06-03 | 광성유리건업(주) | Duplex window frame system |
| CN202017440U (en) * | 2011-01-21 | 2011-10-26 | 滁州铜鑫矿业有限责任公司 | Electric safe door |
| CN202306307U (en) * | 2011-11-04 | 2012-07-04 | 煤炭科学研究总院 | Automatic monitoring system of explosion door for mining |
| CN102619548A (en) * | 2012-04-19 | 2012-08-01 | 山西潞安环保能源开发股份有限公司常村煤矿 | Overflow type intelligent air distribution control system |
| CN202866874U (en) * | 2012-09-24 | 2013-04-10 | 江苏凯力德科技有限公司 | Urgent danger prevention system emergency exit door |
| CN203531615U (en) * | 2013-09-10 | 2014-04-09 | 盐城市瑞恒电力石化设备制造有限公司 | Transmission device of coal mine escape door |
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| Publication number | Publication date |
|---|---|
| CN103452422A (en) | 2013-12-18 |
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Granted publication date: 20160420 Termination date: 20200910 |
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| CF01 | Termination of patent right due to non-payment of annual fee |