CN204984473U - Mine damper control system - Google Patents
Mine damper control system Download PDFInfo
- Publication number
- CN204984473U CN204984473U CN201520575834.5U CN201520575834U CN204984473U CN 204984473 U CN204984473 U CN 204984473U CN 201520575834 U CN201520575834 U CN 201520575834U CN 204984473 U CN204984473 U CN 204984473U
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- China
- Prior art keywords
- air door
- door
- window
- lock pin
- leverage
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- Withdrawn - After Issue
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Abstract
The utility model provides a mine damper control system, including the air door, one side of air door articulates on the air door door frame, set up the ventilation hole on the air door, it to seal and to open the door and window in ventilation hole to be provided with along vertical slip on the air door, the balancing weight that opens the door has been hung through the lifting rope to the side against the wind of air door, the thrust of air door wind -engaging when 5 balancing weights that open the door receive gravity to be less than the ventilation hole and to seal, the thrust of air door wind -engaging when being greater than the ventilation hole and opening, the other end of lifting rope is walked around first pulley and is fixed in on the air door, the side against the wind of air door still is provided with door and window actuating mechanism. In case go wrong in order to solve current air door cylinder or power pipeline, can open for the air door and cause very big difficulty, when taking place the mine disaster or needing personnel to withdraw rapidly, possibly lead to calamitous consequence, there is the problem of very big potential safety hazard. The utility model belongs to the technical field of mine ventilation.
Description
Technical field
The utility model relate to a kind of Air Throttle in Mine Pit control system and, belong to air door design field.
Background technology
Air door Main Function in coal mine down-hole tunnel is that obstruct is distinguished and admirable, ensures that ventilation system is normally run.This makes air door both sides produce very large leeway, causes air door to be difficult to open; When personnel are through air door, need just can open air door with the power of more than 90Kg, operation is inconvenience extremely.Can this also brings hidden danger to safety, to the impact of people more than 90Kg when not only closing from air door, or fast and safely withdraw from personnel during the generation disaster of down-hole, all require to re-start appropriate design to air door.
At present, there have been some technician by opening air door with cylinder and linkage, achieved air door and easily opening easily.But this mode, once cylinder or power pipeline go wrong, will cause difficulty to door opening; Now, in generation mine disaster or when needing personnel to withdraw rapidly, catastrophic consequence is likely caused.
Summary of the invention
The technical problems to be solved in the utility model is: provide a kind of air door for mine control system, to solve existing air door once cylinder or power pipeline go wrong, extreme difficulties can be caused to door opening, in generation mine disaster or when needing personnel to withdraw rapidly, likely cause catastrophic consequence, there is the problem of very big potential safety hazard.
Scheme of the present utility model: a kind of air door for mine control system, comprise air door, the side of air door is articulated with on air door doorframe, gravity vent offered by air door, air door vertically slides and is provided with the door and window can closing and open gravity vent, the side against the wind of air door is hung with enabling balancing weight by lifting rope, gravity suffered by enabling balancing weight is less than the thrust of air door institute wind-engaging when gravity vent is closed, be greater than the thrust of air door institute wind-engaging when gravity vent is opened, the other end of lifting rope is walked around the first pulley and is fixed on air door, and the side against the wind of air door is also provided with door and window driving mechanism;
Door and window driving mechanism comprises homing position type pedal, leverage, at least one the second pulley and stay cord, homing position type pedal is directly connected with one end of lever in leverage or is fixedly linked by connecting rod that (one end of this connecting rod is fixed on homing position type pedal, in the other end and leverage, one end of lever is hinged), one end of described stay cord is fixed on the other end of lever in leverage, the fulcrum deflection connecting rod of described leverage is at one end arranged, and the other end of stay cord is walked around at least one second pulley described and is fixed on the lower end of door and window.
Preferred structure is, homing position type pedal comprises pedal and is arranged at the back-moving spring of pedal lower end, and the lower end of pedal is fixedly connected with one end of connecting rod, and the other end of connecting rod is articulated with one end of lever in leverage;
Preferably, the other end of described lifting rope is fixed on the air door of the relative opposite side in side hinged with air door;
For guarantor also can open air door smoothly at the leeward side of air door, also be provided with the second homing position type pedal and the second leverage, second homing position type pedal is arranged at the leeward side of air door, in second homing position type pedal and the second leverage, one end of lever is fixedly linked by another root connecting rod, and (one end of this connecting rod is fixed on the second homing position type pedal, in the other end and the second leverage, one end of lever is hinged), one end of described stay cord is also fixed on the other end of lever in the second leverage, and lever is all fixed on same one end of stay cord in leverage and the second leverage,
For making the structure of air door more reasonable, be provided with interlayer in air door, described door and window slides and is arranged in interlayer;
For ensureing that door and window can be able to smooth unlatching, the 3rd pulley, balancing weight and counterweight rope is also provided with in the interlayer of air door, one end of counterweight rope is fixed on balancing weight, the other end of counterweight rope is walked around at least one and is arranged at the 3rd pulley above door and window and the upper end being fixed on door and window, the gross weight of balancing weight is greater than the weight of door and window, does not consider frictional force herein.
Because in mine, blast comes and go, when blast is too small, automatically open for preventing air door, also be provided with blocking device, blocking device comprises fixing lock and lock pin, lock pin slides and is arranged at the upper end of door and window, fixing locking is on the doorframe corresponding with lock pin, fixedly lock the lock pin locating slot be provided with for spacing lock pin, the notch place of lock pin locating slot is provided with two sliding pins coaxially arranged, lock pin and sliding pin perpendicular, spring top clamping is passed through at two sliding pin two ends in opposite directions, and the notch of two sliding pins transversely Sealed lock finger setting groove, the side of two sliding pins two ends in opposite directions lock pin locating slot dorsad offers lock pin and promotes groove.Totally two, spring, two springs are all coaxial with two sliding pins, two springs compress respectively and are arranged at the opposing two ends place of two sliding pins, relative both sides, lock pin locating slot notch place respectively correspondence are provided with a chute, slide respectively and be arranged in two chutes in the opposing two ends of two sliding pins, described two springs compress respectively and are arranged between two chute ends and two sliding pins, and when air door is closed, one end of lock pin is stretched out and is locked in lock pin locating slot by two sliding pins.
The operating principle of above-mentioned blocking device is: when sliding door, window is to open gravity vent, lock pin slides with door and window and departs from lock pin locating slot, blocking device automatic unlocking, air door is normally opened, when closing air door, door and window resets to block gravity vent, lock pin is getting back to the situ on air door with door and window, in the process that air door is closed the door, the lock pin that lock pin promotes on two sliding pins promotes groove, make two sliding pins to two Slideslips, open lock pin locating slot, lock pin is taken advantage of a situation and is entered in lock pin locating slot, two sliding pins are resetted by the effect of spring, thus make lock pin again be locked in lock pin locating slot, to realize the automatic blocking after air door closedown.
The using method of above-mentioned air door for mine control system is as follows, trample homing position type pedal, thus drive door and window to slide by door and window driving mechanism, open gravity vent, after gravity vent is opened, the pressure differential of air door both sides reduces, and the blast that air door is subject to reduces, and air door lifting surface area also reduces, until be less than the gravity of enabling balancing weight, enabling balancing weight drives and opens air door, and after air door, homing position type pedal resets, door and window slides and resets and block gravity vent, and air door lifting surface area increases, to closing the door, direction pulls air door, and the impact of air door by wind is fastened automatically.
Compared with prior art, major advantage is as follows for the utility model:
1, high negative differential pressure could place is solved, the problem of door opening difficulty;
2, some defects that some prior art exists are solved, as air cylinder driven opening speed is slow and fault rate is higher and may produce the problems such as potential safety hazard;
3, solving when designing or adjust ventilation system, too deliberately need not consider the problem of door opening difficulty, the blast increasing some place even can be gone wittingly so that the use of this air door; This reduces difficulty for designing and adjust ventilation system.
4, turn bane into boon, harmful leeway is become the power of favourable open and close air door;
5, convenient and practical, make air door achieve automation and without the need to providing power source for it.
Adopt this air door control system, only need manpower to trample automatic unlatching that homing position type pedal can realize air door, use very convenient, and overall system architecture is simple, easily manufactured, with low cost, even if portion link goes wrong in system, also can manual unlocking gravity vent, open air door also very convenient, compare existing air door control system, the potential safety hazard existed after eliminating equipment fault, to ensureing that the personal safety tool of downhole personnel is of great significance.
Accompanying drawing explanation
Fig. 1 is when not trampling homing position type pedal, the main TV structure schematic diagram of air door control system (not comprising lifting rope, enabling balancing weight and the first pulley);
Fig. 2 tramples homing position type pedal, and when air door is not opened, the main TV structure schematic diagram of air door control system (not comprising lifting rope, enabling balancing weight and the first pulley);
Fig. 3 is lateral view of the present utility model;
Fig. 4 is structural representation of the present utility model;
Fig. 5 is the main TV structure schematic diagram of blocking device;
Fig. 6 is in Fig. 5, the plan structure schematic diagram of this blocking device;
Fig. 7 is the plan structure schematic diagram (in the process that air door is closed, lock pin not yet enters in lock pin locating slot) of this blocking device in Fig. 5;
Wherein, Reference numeral 18 represents doorframe, and 31 represent that door window upper rail moves the chute arranging lock pin.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below with reference to accompanying drawings the utility model is described in further detail,
Embodiment:
Referring to figs. 1 through Fig. 7, the present embodiment provides a kind of air door for mine control system, comprise air door 1, the side of air door 1 is articulated with on air door doorframe, air door 1 is offered gravity vent 2, air door 1 vertically slides and is provided with the door and window 3 can closing and open gravity vent 2, the side against the wind of air door 1 is hung with enabling balancing weight 5 by lifting rope 4, gravity suffered by enabling balancing weight 5 is less than the thrust of air door 1 wind-engaging when gravity vent 2 is closed, be greater than the thrust of air door 1 wind-engaging when gravity vent 2 is opened, the other end of lifting rope 4 is walked around the first pulley 6 and is fixed on air door 1, and the other end of lifting rope 4 is fixed on the air door 1 of the opposite side relative with the hinged side of air door 1, the side against the wind of air door 1 is also provided with door and window driving mechanism, interlayer is provided with in air door 1, described door and window 3 slides and is arranged in the interlayer of air door 1, the 3rd pulley 14 is also provided with in the interlayer of air door 1, balancing weight 15 and counterweight rope 16, one end of counterweight rope 16 is fixed on balancing weight 15, the other end of counterweight rope 16 is walked around at least one and is arranged at the 3rd pulley 14 above door and window 3 and the upper end being fixed on door and window 3, the gross weight of balancing weight 15 is slightly larger than the weight of door and window 3, do not consider frictional force herein.
Door and window driving mechanism comprises homing position type pedal 7, leverage 8, at least one the second pulley 9 and stay cord 10, (be fixed on homing position type pedal 7 by one end of this connecting rod 11 with in leverage 8, one end of lever is fixedly linked by connecting rod 11 for homing position type pedal 7, in the other end and leverage 8, one end of lever is hinged), one end of described stay cord 10 is fixed on the other end of lever in leverage 8, the fulcrum deflection connecting rod 11 of described leverage 8 is at one end arranged, the other end of stay cord 10 is walked around at least one second pulley 9 described and is fixed on the lower end of door and window 3.
Homing position type pedal 7 comprises pedal 71 and is arranged at the back-moving spring 72 of pedal 71 lower end, and the lower end of pedal 71 is fixedly connected with one end of connecting rod 11, and the other end of connecting rod 11 is articulated with one end of lever in leverage 8;
Also include the second homing position type pedal 12, second leverage 13 and blocking device 17, second homing position type pedal 12 is arranged at the leeward side of air door 1, in second homing position type pedal 12 and the second leverage 13, one end of lever is fixedly linked by another root connecting rod 11, and (one end of this connecting rod 11 is fixed on the second homing position type pedal 12, in the other end and the second leverage 13, one end of lever is hinged), one end of described stay cord 10 is also fixed on the other end of lever in the second leverage 13, and lever is all fixed on same one end of stay cord 10 in leverage 8 and the second leverage 13,
Blocking device 17 comprises fixing lock and lock pin 171, lock pin 171 slides and is arranged at the upper end of door and window 3, fixing locking is on the doorframe corresponding with lock pin 171, fixedly lock the lock pin locating slot 172 be provided with for spacing lock pin 171, the notch place of lock pin locating slot 172 is provided with two sliding pins 173 coaxially arranged, lock pin 171 is perpendicular with sliding pin 173, two sliding pin 173 two ends are in opposite directions held out against by spring 174, and the notch of two sliding pins 173 transversely Sealed lock finger setting groove 172, the side of two sliding pins 173 two ends in opposite directions lock pin locating slot 172 dorsad offers lock pin and promotes groove 175.Totally two, spring 174, two springs 174 are all coaxial with two sliding pins 173, two springs 174 compress respectively and are arranged at the opposing two ends place of two sliding pins 173, relative both sides, lock pin locating slot 172 notch place respectively correspondence are provided with a chute 176, slide respectively and be arranged in two chutes 176 in the opposing two ends of two sliding pins 173, described two springs 174 compress respectively and are arranged between two chute 176 ends and two sliding pins 173.
The using method of above-mentioned air door for mine control system is as follows, need when air door 1 be opened in side against the wind, trample homing position type pedal 7, thus drive door and window 3 to slide by door and window driving mechanism, open gravity vent 2, after gravity vent 2 is opened, the pressure differential of air door 1 both sides reduces, the blast that air door 1 is subject to reduces, and air door 1 lifting surface area also reduces, until be less than the gravity of enabling balancing weight 5, enabling balancing weight 5 drives and opens air door 1, after air door 1, homing position type pedal 7 resets, door and window 3 slides and resets and block gravity vent 2, and air door 1 lifting surface area increases, air door 1 is pulled to direction of closing the door, the impact of air door 1 by wind is fastened automatically, and when needs open air door 1 at leeward side, only the second homing position type pedal 12 need be trampled, same to said method, realize automatic unlatching and the closedown of air door 1.
Claims (8)
1. an air door for mine control system, comprise air door (1), the side of air door (1) is articulated with on air door doorframe, air door (1) is offered gravity vent (2), air door (1) vertically slides and is provided with the door and window (3) can closing and open gravity vent (2), the side against the wind of air door (1) is hung with enabling balancing weight (5) by lifting rope (4), the suffered gravity of enabling balancing weight (5) is less than the thrust of air door (1) institute wind-engaging when gravity vent (2) is closed, be greater than the thrust of air door (1) institute wind-engaging when gravity vent (2) is opened, the other end of lifting rope (4) is walked around the first pulley (6) and is fixed on air door (1), the side against the wind of air door (1) is also provided with door and window driving mechanism,
Described door and window driving mechanism comprises homing position type pedal (7), leverage (8), at least one second pulley (9) and stay cord (10), homing position type pedal (7) is directly connected with one end of lever in leverage (8) or is fixedly linked by connecting rod (11), one end of described stay cord (10) is fixed on the other end of lever in leverage (8), and the other end of stay cord (10) is walked around at least one second pulley (9) described and is fixed on the lower end of door and window (3).
2. a kind of air door for mine control system according to claim 1, it is characterized in that: described homing position type pedal (7) comprises pedal (71) and is arranged at the back-moving spring (72) of pedal (71) lower end, the lower end of pedal (71) is fixedly connected with one end of connecting rod (11), and the other end of connecting rod (11) is articulated with one end of lever in leverage (8).
3. a kind of air door for mine control system according to claim 1, is characterized in that: the other end of described lifting rope (4) is fixed on the air door (1) of the opposite side relative with air door (1) hinged side.
4. a kind of air door for mine control system according to claim 1, it is characterized in that: also include the second homing position type pedal (12) and the second leverage (13), second homing position type pedal (12) is arranged at the leeward side of air door (1), second homing position type pedal (12) is fixedly linked by another root connecting rod (11) with one end of lever in the second leverage (13), one end of described stay cord (10) is also fixed on the other end of lever in the second leverage (13), and leverage (8) and the middle lever of the second leverage (13) are all fixed on same one end of stay cord (10).
5. a kind of air door for mine control system according to claim 1, is characterized in that: described air door is provided with interlayer in (1), and described door and window (3) slides and is arranged in the interlayer of air door (1).
6. a kind of air door for mine control system according to claim 5, it is characterized in that: in the interlayer of described air door (1), be also provided with the 3rd pulley (14), balancing weight (15) and counterweight rope (16), one end of counterweight rope (16) is fixed on balancing weight (15), the other end of counterweight rope (16) is walked around at least one the 3rd pulley (14) being arranged at door and window (3) top and is fixed on the upper end of door and window (3), and the gross weight of balancing weight (15) is greater than the weight of door and window (3).
7. a kind of air door for mine control system according to claim 1, it is characterized in that: also include blocking device (17), blocking device (17) comprises fixing lock and lock pin (171), lock pin (171) slides and is arranged at the upper end of door and window (3), fixing locking is on the doorframe corresponding with lock pin (171), fixedly lock the lock pin locating slot (172) be provided with for spacing lock pin (171), the notch place of lock pin locating slot (172) is provided with two sliding pins (173) coaxially arranged, lock pin (171) is perpendicular with sliding pin (173), two sliding pin (173) two ends are in opposite directions held out against by spring (174), and the notch of two sliding pins (173) transversely Sealed lock finger setting groove (172), the side of two sliding pins (173) two ends in opposite directions lock pin locating slot (172) dorsad offers lock pin and promotes groove (175).
8. a kind of air door for mine control system according to claim 7, it is characterized in that: totally two, described spring (174), two springs (174) are all coaxial with two sliding pins (173), two springs (174) are compressed respectively and are arranged at the opposing two ends place of two sliding pins (173), relative both sides, lock pin locating slot (172) notch place respectively correspondence are provided with a chute (176), slide respectively and be arranged in two chutes (176) in the two ends that two sliding pins (173) are opposing, described two springs (174) are compressed respectively and are arranged between two chute (176) ends and two sliding pins (173).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520575834.5U CN204984473U (en) | 2015-08-04 | 2015-08-04 | Mine damper control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520575834.5U CN204984473U (en) | 2015-08-04 | 2015-08-04 | Mine damper control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204984473U true CN204984473U (en) | 2016-01-20 |
Family
ID=55118852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520575834.5U Withdrawn - After Issue CN204984473U (en) | 2015-08-04 | 2015-08-04 | Mine damper control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204984473U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019931A (en) * | 2015-08-04 | 2015-11-04 | 贵州大学 | Air door control system used for mine and application method thereof |
| CN109707905A (en) * | 2018-12-28 | 2019-05-03 | 连云港华泰石油化工机械有限公司 | A kind of safety interlock being used cooperatively with tank car drawstring safety valve |
-
2015
- 2015-08-04 CN CN201520575834.5U patent/CN204984473U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019931A (en) * | 2015-08-04 | 2015-11-04 | 贵州大学 | Air door control system used for mine and application method thereof |
| CN109707905A (en) * | 2018-12-28 | 2019-05-03 | 连云港华泰石油化工机械有限公司 | A kind of safety interlock being used cooperatively with tank car drawstring safety valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20170718 |
|
| AV01 | Patent right actively abandoned |