CN220101325U - Automatic control device for locking underground coal mine air door without energy consumption - Google Patents
Automatic control device for locking underground coal mine air door without energy consumption Download PDFInfo
- Publication number
- CN220101325U CN220101325U CN202321558886.2U CN202321558886U CN220101325U CN 220101325 U CN220101325 U CN 220101325U CN 202321558886 U CN202321558886 U CN 202321558886U CN 220101325 U CN220101325 U CN 220101325U
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- throttle
- locking
- energy storage
- door
- unlocking
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- 239000003245 coal Substances 0.000 title claims abstract description 15
- 238000005265 energy consumption Methods 0.000 title claims abstract description 11
- 238000004146 energy storage Methods 0.000 claims abstract description 32
- 238000009423 ventilation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model discloses an automatic control device for locking an air door for underground coal mines without energy consumption, which comprises the following components: the device comprises a locking device for controlling the opening of a throttle A and a throttle B, an energy storage cylinder for controlling the operation of the locking device, a connecting air line and an air line joint for connecting the locking device and the energy storage cylinder, and an unlocking device for controlling the unlocking of the locking device, wherein the two locking devices are respectively arranged on door frames of the throttle A and the throttle B, the unlocking device is connected with the locking devices, the unlocking device is controlled to unlock, the two energy storage cylinders are respectively arranged on the rear of the door of the throttle A and the throttle B, one ends of the two energy storage cylinders are respectively hinged on the wall behind the door of the throttle A and the door of the throttle B, the other ends of the two energy storage cylinders are respectively hinged on the throttle A and the throttle B, the energy storage cylinder arranged on the throttle A is connected with the locking device for controlling the opening of the throttle B, and the phenomenon of double opening of the throttle is avoided.
Description
Technical Field
The utility model relates to the field of pneumatic control, in particular to an automatic control device for locking an air door under a coal mine without energy consumption.
Background
The perfect use of mine ventilation facilities is an important link for ensuring the stability and reliability of a coal mine underground ventilation system. Kong Zhuang coal mine production level is high, the system is complex, underground ventilation facilities are high, and facility maintenance amount is large. Particularly, in the ventilation facilities with frequent opening and closing of the air door in the production area, the abrasion and disconnection of the locking steel wire rope often occur in the use process of the heavy hammer type locking device, the air door pneumatic locking device and the electric locking device are in underground air pressure or are in power failure when power supply is abnormal, the locking failure of the air door occurs, the locking function of the air door locking device is lost, the ventilation system is unstable, and the safety production of a mine and the disaster prevention and resistance capability of the system are seriously affected.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides the automatic control device for the non-energy-consumption locking of the air door for the underground coal mine, which is designed and manufactured without worrying about whether the underground coal mine air-pressure system and the power supply system have faults or not, and does not influence the normal use of the locking device, so long as the on-site air door can be normally used, the device can normally and stably work, plays a role in locking the air door, and avoids the phenomenon of double opening of the air door.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: an automatic control device for locking an air door without energy consumption for underground coal mine, which is used for controlling the air door A and the air door B to be opened only singly at the same moment, and comprises the following components: the device comprises a locking device for controlling the opening of a throttle A and a throttle B, an energy storage cylinder for controlling the operation of the locking device, a connecting air line and an air line joint for connecting the locking device and the energy storage cylinder and an unlocking device for controlling the unlocking of the locking device, wherein the two locking devices are respectively arranged on door frames of the throttle A and the throttle B, the unlocking device is connected with the locking devices, the unlocking device is controlled to unlock, the two energy storage cylinders are respectively arranged behind doors of the throttle A and the throttle B, one ends of the two energy storage cylinders are respectively hinged on walls behind the doors of the throttle A and the throttle B, the other ends of the two energy storage cylinders are respectively hinged on the throttle A and the throttle B, the energy storage cylinder arranged on the throttle A is connected with the locking device for controlling the opening of the throttle B, and the energy storage cylinder arranged on the throttle B is connected with the locking device for controlling the opening of the throttle A.
Further, the locking device includes: the base is arranged on a door frame of the air door, the driving cylinder is arranged on the base, the lock tongue is hinged to the base, an output shaft of the driving cylinder is hinged to one end of the lock tongue, and the other end of the lock tongue is connected with the unlocking device.
Furthermore, the lock tongue is of a V-shaped structure, and the inner angle of the lock tongue is 100-160 degrees.
Further, the unlocking device comprises a pull rope, an unlocking handle and a fixed pulley, wherein the fixed pulley is arranged on the door frame, one end of the pull rope is connected with the lock tongue, and the other end of the pull rope penetrates through the fixed pulley to be connected with the unlocking handle.
The beneficial effects of the utility model are as follows: the device has the advantages that whether underground air pressure and a power supply system of a coal mine have faults or not is not worried about, the normal use of the locking device is not influenced, as long as the on-site air door can be used normally, the device can work normally and stably, the air door locking effect is achieved, the phenomenon that the air door is opened in double is avoided, extra power is not needed in the working process, and the safety is guaranteed while the energy is saved.
Drawings
FIG. 1 is a schematic diagram of an overall mounting structure;
FIG. 2 is a schematic diagram of a locking and unlocking device
In the figure: 1. a damper A; 2. a damper B; 3. an energy storage cylinder; 4. a locking device; 4-1, a base; 4-2, a lock tongue; 4-3, driving a cylinder; 5. unlocking means; 5-1, pulling ropes; 5-2, unlocking the handle; 3. and a fixed pulley.
Detailed Description
The present utility model will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model.
As shown in fig. 1-2, in order to achieve the above object, the present utility model adopts the following technical scheme: an automatic control device for locking an air door without energy consumption for underground coal mine, which is used for controlling the air door A1 and the air door B2 to be opened only singly at the same time, and comprises the following components: the device comprises a locking device 4 for controlling the opening of a throttle A1 and a throttle B2, an energy storage air cylinder 3 for controlling the operation of the locking device 4, a connecting air line and an air line joint for connecting the locking device 4 and the energy storage air cylinder 3 and an unlocking device 5 for controlling the unlocking of the locking device 4, wherein the two locking devices 4 are respectively arranged on door frames of the throttle A1 and the throttle B2, the unlocking device 5 is connected with the locking device 4, the unlocking device 4 is controlled to unlock, the two energy storage air cylinders 3 are respectively arranged behind the throttle A1 and the throttle B2, one ends of the two energy storage air cylinders 3 are respectively hinged on walls behind the throttle A1 and the throttle B2, the other ends of the two energy storage air cylinders 3 are respectively hinged on the throttle A1 and the throttle B2, the energy storage air cylinder 3 arranged on the throttle A1 is connected with the locking device 4 for controlling the opening of the throttle B2, and the energy storage air cylinder 3 arranged on the throttle B2 is connected with the locking device 4 for controlling the opening of the throttle A1.
Further, the locking device 4 includes: the door lock comprises a base 4-1, a lock tongue 4-2 and a driving cylinder 4-3, wherein the base 4-1 is arranged on a door frame of an air door, the driving cylinder 4-3 is arranged on the base 4-1, the lock tongue 4-2 is hinged on the base 4-1, an output shaft of the driving cylinder 4-3 is hinged with one end of the lock tongue 4-2, and the other end of the lock tongue 4-2 is connected with an unlocking device 5.
Further, the lock tongue 4-2 is of a V-shaped structure, and the inner angle of the lock tongue is 100-160 degrees.
Further, the unlocking device 5 comprises a pull rope 5-1, an unlocking handle 5-2 and a fixed pulley 3, wherein the fixed pulley 3 is arranged on a door frame, one end of the pull rope 5-1 is connected with the lock tongue 4-2, and the other end of the pull rope passes through the fixed pulley 3 to be connected with the unlocking handle 5-2.
The principle is as follows:
when the vehicle or the person passes through the door A, the person opens the air door not smaller than 45 degrees, the piston rod of the energy storage cylinder 3 of the door A acts and contracts, air in the energy storage cylinder 3 is compressed and then is conveyed to the air inlet of the driving cylinder 4-3 of the door B through an air line, the piston rod of the driving cylinder 4-3 drives the lock tongue 4-2 to act, the lock tongue 4-2 is rotated to fall down to block the door B, and the door B realizes the locking function; when the vehicle or the person passes through the door A, the air door is closed, the piston rod of the energy storage cylinder 3 of the door A extends out of the cylinder to form negative pressure in the cylinder, and air in the driving cylinder 4-3 of the door B is sucked back into the energy storage cylinder 3 of the door A to control the locking device 4 of the door B to reset; when people and vehicles pass through the B door, the working principle is consistent with that of the A door;
when the door A is closed and the door B is locked and can not be reset in time, the door B can not be normally opened, and the unlocking device 5 fixed at the actuating mechanism of the door B can be pulled, namely the unlocking handle 5-2 is pulled, so that the lock tongue 4-2 rotates to unlock; otherwise, the closing of the B door and the locking of the A door cannot be reset in time, and the unlocking is carried out according to the same method.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the utility model.
Claims (4)
1. An automatic control device for locking an air door without energy consumption for underground coal mines, which is used for controlling the air door A and the air door B to be opened only singly at the same time, and is characterized by comprising the following components: the device comprises a locking device for controlling the opening of a throttle A and a throttle B, an energy storage cylinder for controlling the operation of the locking device, a connecting air line and an air line joint for connecting the locking device and the energy storage cylinder and an unlocking device for controlling the unlocking of the locking device, wherein the two locking devices are respectively arranged on door frames of the throttle A and the throttle B, the unlocking device is connected with the locking devices, the unlocking device is controlled to unlock, the two energy storage cylinders are respectively arranged behind doors of the throttle A and the throttle B, one ends of the two energy storage cylinders are respectively hinged on walls behind the doors of the throttle A and the throttle B, the other ends of the two energy storage cylinders are respectively hinged on the throttle A and the throttle B, the energy storage cylinder arranged on the throttle A is connected with the locking device for controlling the opening of the throttle B, and the energy storage cylinder arranged on the throttle B is connected with the locking device for controlling the opening of the throttle A.
2. The automatic control device for locking an underground air door of a coal mine without energy consumption according to claim 1, wherein: the locking device comprises: the base is arranged on a door frame of the air door, the driving cylinder is arranged on the base, the lock tongue is hinged on the base, an output shaft of the driving cylinder is hinged with one end of the lock tongue, and the other end of the lock tongue is connected with the unlocking device.
3. The automatic control device for locking an underground air door of a coal mine without energy consumption according to claim 2, wherein: the lock tongue is of a V-shaped structure, and the inner angle of the lock tongue is 100-160 degrees.
4. The automatic control device for locking an underground air door of a coal mine without energy consumption according to claim 2, wherein: the unlocking device comprises a pull rope, an unlocking handle and a fixed pulley, wherein the fixed pulley is arranged on the door frame, one end of the pull rope is connected with the lock tongue, and the other end of the pull rope penetrates through the fixed pulley to be connected with the unlocking handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558886.2U CN220101325U (en) | 2023-06-19 | 2023-06-19 | Automatic control device for locking underground coal mine air door without energy consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558886.2U CN220101325U (en) | 2023-06-19 | 2023-06-19 | Automatic control device for locking underground coal mine air door without energy consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220101325U true CN220101325U (en) | 2023-11-28 |
Family
ID=88873617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321558886.2U Active CN220101325U (en) | 2023-06-19 | 2023-06-19 | Automatic control device for locking underground coal mine air door without energy consumption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220101325U (en) |
-
2023
- 2023-06-19 CN CN202321558886.2U patent/CN220101325U/en active Active
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