阅读说明：本技术 一种无线降尘风门控制系统 (Wireless dust fall air door control system ) 是由 王海峰 马赞 吴海霞 黄亮 黄超 贾存峰 步首廷 于 2020-12-24 设计创作，主要内容包括：一种无线降尘风门控制系统,涉及矿用设备技术领域,包括风门A、风门B以及驱动风门A、风门B开闭的风门气控装置,其特征是,所述风门A上风侧的预设距离处固定有无线传感器A,所述风门A下风侧的预设距离处固定有无线传感器B,所述风门B上风侧的预设距离处固定有无线传感器C,所述风门B下风侧的预设距离处固定有无线传感器D,所述无线传感器B位于无线传感器C的上风侧,风门A和风门B之间固定有无线主机,无线传感器A、无线传感器B、无线传感器C以及无线传感器D分别与无线主机无线连接,这种无线降尘风门控制系统实现了风门的自动开关、方便安装、检修,还有效消除了风门开关过程中产生的扬尘。(The utility model provides a wireless dust fall air door control system, relates to mining equipment technical field, air door air control unit including air door A, air door B and drive air door A, air door B switching, characterized by, the predetermined distance department of air door A windward side is fixed with wireless sensor A, the predetermined distance department of air door A leeward side is fixed with wireless sensor B, the predetermined distance department of air door B windward side is fixed with wireless sensor C, the predetermined distance department of air door B leeward side is fixed with wireless sensor D, wireless sensor B is located wireless sensor C's windward side, is fixed with wireless host computer between air door A and the air door B, and wireless sensor A, wireless sensor B, wireless sensor C and wireless sensor D respectively with wireless host computer wireless connection, this kind of wireless dust fall control system has realized the automatic switch of air door, has facilitated the installation air door, Maintenance, and effectively eliminates the raised dust generated in the process of opening and closing the air door.)

1. A wireless dust fall air door control system comprises an air door A, an air door B and an air door air control device for driving the air door A and the air door B to open and close, and is characterized in that a wireless sensor A is fixed at a preset distance on the upper air side of the air door A, a wireless sensor B is fixed at a preset distance on the lower air side of the air door A, a wireless sensor C is fixed at a preset distance on the upper air side of the air door B, a wireless sensor D is fixed at a preset distance on the lower air side of the air door B, the wireless sensor B is located on the upper air side of the wireless sensor C, a wireless host is fixed between the air door A and the air door B, and the wireless sensor A, the wireless sensor B, the wireless sensor C and the wireless sensor D are respectively in wireless connection with the wireless host; the leeward side of the air door A and the leeward side of the air door B are respectively fixed with a water spray pipe, the water spray pipes are provided with a preset number of spray heads, the water spray pipes are respectively connected with an underground water supply pipeline through a connecting pipe, each connecting pipe is provided with an electromagnetic valve, and the electromagnetic valves are electrically connected with the wireless host; the wireless sensor A and the wireless sensor B transmit sensing signals to the wireless host after sensing people or vehicles, the wireless host controls the air door pneumatic control device to open the air door A and controls the electromagnetic valve at the leeward side of the air door A to open for a preset time and then close after receiving the first arriving signals in the wireless sensor A and the wireless sensor B, and the wireless host controls the air door pneumatic control device to close the air door A after receiving the later arriving signals in the wireless sensor A and the wireless sensor B; the wireless sensor C and the wireless sensor D transmit sensing signals to the wireless host after sensing people or vehicles, the wireless host controls the air door pneumatic control device to open the air door B and controls the electromagnetic valve at the leeward side of the air door B to open for a preset time and then close after receiving the first arriving signals in the wireless sensor C and the wireless sensor D, and the wireless host controls the air door pneumatic control device to close the air door B after receiving the later arriving signals in the wireless sensor C and the wireless sensor D; the wireless sensor A, the wireless sensor B, the wireless sensor C and the wireless sensor D are respectively connected with a storage battery matched with the wireless sensor A, the wireless sensor B, the wireless sensor C and the wireless sensor D.

2. The wireless dust fall air door control system according to claim 1, characterized in that, still be fixed with respectively on air door A's the door frame and on air door B's the door frame and prevent pressing from both sides the sensor, prevent pressing from both sides the sensor and transmit sensing signal to wireless host computer after sensing personnel or vehicle, wireless host computer receives to prevent pressing from both sides the sensing signal of sensor after through air door gas accuse device control transmission sensing signal prevent pressing from both sides the air door that the sensor corresponds and keep the open mode.

3. The wireless dust fall damper control system according to claim 2, wherein the anti-pinch sensor is a wireless sensor.

4. The wireless dust fall air door control system according to claim 1, wherein an open-close state sensor is further fixed to an upper cross beam of the air door A and an upper cross beam of the air door B respectively, a wireless voice alarm is further fixed to the outer side of the air door A and the outer side of the air door B respectively, the open-close state sensor transmits an air door opening signal to the wireless host after detecting that the air door is opened, and the wireless host controls the wireless voice alarm outside the open-close state air door to alarm after receiving the air door opening signal.

5. The wireless dustfall damper control system of claim 1, wherein the wireless sensor A is located at a distance of 4m from the damper A on the windward side of the damper A, the wireless sensor B is located at a distance of 4m from the damper A on the leeward side of the damper A, the wireless sensor C is located at a distance of 4m from the damper B on the windward side of the damper B, and the wireless sensor D is located at a distance of 4m from the damper B on the leeward side of the damper B.

6. The wireless dustfall damper control system according to claim 1, wherein the water spray pipe at the downwind side of damper a is 10m away from damper a, and the water spray pipe at the downwind side of damper B is 10m away from damper B.

7. The wireless dustfall damper control system of claim 1, wherein the wireless host and the battery are encapsulated with E44 epoxy.

The technical field is as follows:

the invention relates to the technical field of mining equipment, in particular to a wireless dust-settling air door control system.

Background art:

the air door is a facility used for controlling a ventilation system in a coal mine, and underground operators and vehicles need to pass through the air door in the advancing process. In the prior art, downhole dampers typically operate in several ways: firstly, a specially-assigned person watches and manually opens and closes the air door when a vehicle or a person needs to pass through, the operation mode has low efficiency and causes manual waste; secondly, the air door is automatically opened and closed by automatically detecting personnel and vehicles through wired infrared and light-operated equipment and utilizing an underground compressed air system through an air control device, the operation mode improves the production efficiency of a mine, but in a special environment of an underground roadway, the wired infrared and light-operated equipment is complex in installation and wiring engineering, difficult in maintenance work and hidden danger of cable explosion loss. No matter the air door is manually opened or closed or the air door is automatically opened or closed through a wired infrared and light-operated device, the dust in the roadway can be caused when the air door is opened or closed, and in a narrow roadway, especially when the dust is generated between two air doors, the dust can not only directly harm the health of people passing through the roadway, but also can generate the potential safety hazard of dust explosion, and threatens the life safety of underground personnel and the normal production of a mine.

The invention content is as follows:

in order to solve the technical problems, the invention provides a wireless dust-settling air door control system which realizes automatic opening and closing of an air door, is convenient to install and maintain and effectively eliminates raised dust generated in the opening and closing process of the air door.

The invention is realized by the following technical scheme:

a wireless dust fall air door control system comprises an air door A, an air door B and an air door air control device for driving the air door A and the air door B to open and close, and is characterized in that a wireless sensor A is fixed at a preset distance on the upper air side of the air door A, a wireless sensor B is fixed at a preset distance on the lower air side of the air door A, a wireless sensor C is fixed at a preset distance on the upper air side of the air door B, a wireless sensor D is fixed at a preset distance on the lower air side of the air door B, the wireless sensor B is located on the upper air side of the wireless sensor C, a wireless host is fixed between the air door A and the air door B, and the wireless sensor A, the wireless sensor B, the wireless sensor C and the wireless sensor D are respectively in wireless connection with the wireless host; the leeward side of the air door A and the leeward side of the air door B are respectively fixed with a water spray pipe, the water spray pipes are provided with a preset number of spray heads, the water spray pipes are respectively connected with an underground water supply pipeline through a connecting pipe, each connecting pipe is provided with an electromagnetic valve, and the electromagnetic valves are electrically connected with the wireless host; the wireless sensor A and the wireless sensor B transmit sensing signals to the wireless host after sensing people or vehicles, the wireless host controls the air door pneumatic control device to open the air door A and controls the electromagnetic valve at the leeward side of the air door A to open for a preset time and then close after receiving the first arriving signals in the wireless sensor A and the wireless sensor B, and the wireless host controls the air door pneumatic control device to close the air door A after receiving the later arriving signals in the wireless sensor A and the wireless sensor B; the wireless sensor C and the wireless sensor D transmit sensing signals to the wireless host after sensing people or vehicles, the wireless host controls the air door pneumatic control device to open the air door B and controls the electromagnetic valve at the leeward side of the air door B to open for a preset time and then close after receiving the first arriving signals in the wireless sensor C and the wireless sensor D, and the wireless host controls the air door pneumatic control device to close the air door B after receiving the later arriving signals in the wireless sensor C and the wireless sensor D; the wireless sensor A, the wireless sensor B, the wireless sensor C and the wireless sensor D are respectively connected with a storage battery matched with the wireless sensor A, the wireless sensor B, the wireless sensor C and the wireless sensor D.

In another aspect of the invention, anti-pinch sensors are respectively fixed on the door frame of the air door A and the door frame of the air door B, the anti-pinch sensors transmit sensing signals to the wireless host after sensing personnel or vehicles, and the wireless host controls the air door corresponding to the anti-pinch sensor transmitting the sensing signals to be kept in an open state through the air door pneumatic control device after receiving the sensing signals of the anti-pinch sensors.

In another aspect of the invention, the anti-pinch sensor is a wireless type sensor.

In another aspect of the invention, an open-close state sensor is respectively fixed on the upper cross beam of the air door A and the upper cross beam of the air door B, a wireless voice alarm is respectively fixed on the outer side of the air door A and the outer side of the air door B, the open-close state sensor transmits an air door opening signal to the wireless host after detecting the opening of the air door, and the wireless host controls the wireless voice alarm outside the open-close state air door to alarm after receiving the air door opening signal.

In another aspect of the present invention, the wireless sensor a is located at a distance of 4m from the air door a on the windward side of the air door a, the wireless sensor B is located at a distance of 4m from the air door a on the leeward side of the air door a, the wireless sensor C is located at a distance of 4m from the air door B on the windward side of the air door B, and the wireless sensor D is located at a distance of 4m from the air door B on the leeward side of the air door B.

In another aspect of the invention, the spray pipe on the leeward side of damper A is spaced 10m from damper A, and the spray pipe on the leeward side of damper B is spaced 10m from damper B.

In another aspect of the invention, the wireless host and the battery are encapsulated with E44 epoxy.

The invention has the beneficial effects that: this kind of wireless dust fall air door control system has realized automatic switch, easy to assemble, the maintenance of air door, has effectively eliminated the raise dust that the air door switch in-process produced in addition, has reduced the raise dust and to personnel's health hazard, has eliminated the potential safety hazard of dust explosion, still can not drench past personnel when the water spray dust fall.

Description of the drawings:

fig. 1 is a schematic view of an installation structure according to an embodiment of the present invention.

In the drawings: 1. wireless audio alert ware, 2, wireless sensor A, 3, switching state sensor, 4, wireless sensor B, 5, spray pipe, 6, wireless host computer, 7, wireless sensor C, 8, wireless sensor D, 9, the wind flow direction sign, 10, air door A, 11, prevent pressing from both sides the sensor, 12, air door B.

The specific implementation mode is as follows:

the following describes the embodiments of the present invention with reference to the drawings and examples:

in the description of the present invention, it is to be understood that the description indicating the orientation or positional relationship is based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The utility model provides a wireless dust fall air door control system, includes air door A10, air door B12 and the air door air control device of drive air door A10, air door B12 switching, the predetermined distance department of air door A10 windward side is fixed with wireless sensor A2, the predetermined distance department of air door A10 leeward side is fixed with wireless sensor B4, the predetermined distance department of air door B12 windward side is fixed with wireless sensor C7, the predetermined distance department of air door B leeward side is fixed with wireless sensor D8, and wireless sensor A2, wireless sensor B4, wireless sensor C7 and wireless sensor D8 are fixed respectively on the tunnel roof. The wireless sensor B4 is positioned on the upwind side of the wireless sensor C7, a wireless host 6 is fixed between the air door A and the air door B, and the wireless sensor A2, the wireless sensor B4, the wireless sensor C7 and the wireless sensor D8 are respectively in wireless connection with the wireless host 6; the leeward side of the air door A and the leeward side of the air door B are respectively fixed with a water spraying pipe 5, the water spraying pipes 5 are fixed on a roadway top plate, a preset number of spray heads are installed on the water spraying pipes 5, the water spraying pipes 5 are respectively connected with an underground water supply pipeline through a connecting pipe, each connecting pipe is provided with an electromagnetic valve, and the electromagnetic valves are electrically connected with a wireless host; the wireless sensor A2 and the wireless sensor B4 transmit sensing signals (wireless Lora spread spectrum signals) to the wireless host after sensing people or vehicles, the wireless host controls the air door pneumatic control device to open the air door A and controls the electromagnetic valve on the leeward side of the air door A to open for a preset time after receiving the first arriving signals in the wireless sensor A2 and the wireless sensor B4 and then controls the air door pneumatic control device to close the air door A after receiving the later arriving signals in the wireless sensor A2 and the wireless sensor B4; the wireless sensor C7 and the wireless sensor D8 transmit sensing signals to the wireless host after sensing people or vehicles, the wireless host controls the air door pneumatic control device to open the air door B and controls the electromagnetic valve on the leeward side of the air door B to open for a preset time after receiving the first arriving signals in the wireless sensor C7 and the wireless sensor D8 and then controls the air door pneumatic control device to close the air door B after receiving the later arriving signals in the wireless sensor C7 and the wireless sensor D8; the wireless sensor A2, the wireless sensor B4, the wireless sensor C7 and the wireless sensor D8 are respectively connected with a storage battery matched with the wireless sensor A2, the wireless sensor B4, the wireless sensor C7 and the wireless sensor D8. Still be fixed with respectively on air door A's the door frame and the door frame of air door B and prevent pressing from both sides sensor 11, prevent pressing from both sides sensor 11 and fix in the high 1 meters department of air door frame, prevent pressing from both sides sensor 11 and conveying sensing signal to wireless host computer after sensing personnel or vehicle, wireless host computer receives to prevent pressing from both sides the sensing signal of sensor after through air door air control unit control transmission sensing signal prevent pressing from both sides the air door that the sensor corresponds and keep the open mode. The anti-pinch sensor is a wireless sensor. An opening and closing state sensor 3 is further fixed on the upper cross beam of the air door A and the upper cross beam of the air door B respectively, a wireless voice alarm 1 is further fixed on the position 5m outside the air door A and the position 5m outside the air door B respectively, and the wireless voice alarm 1 is fixed on a roadway side or a roadway top plate. The opening and closing state sensor 3 transmits an air door opening signal to the wireless host after detecting that the air door is opened, and the wireless host controls the wireless voice alarm 1 outside the air door in an opening state to give an alarm after receiving the air door opening signal. Wireless sensor A2 is located air door A windward side and 4m departments apart from air door A, and wireless sensor B4 is located air door A leeward side and 4m departments apart from air door A, and wireless sensor C7 is located air door B windward side and 4m departments apart from air door B, and wireless sensor D8 is located air door B leeward side and 4m departments apart from air door B. The distance between the water spray pipe 5 at the downwind side of the air door A and the air door A is 10m, and the distance between the water spray pipe 5 at the downwind side of the air door B and the air door B is 10 m. The wireless host and the storage battery are encapsulated by E44 epoxy resin, so that the wireless host and the storage battery have waterproof performance. The wireless transmission adopts 433M central frequency wave band Lora spread spectrum technology, and the battery adopts 3.6V lithium iron phosphate battery. In this embodiment, the wireless sensor a, the wireless sensor B, the wireless sensor C and the wireless sensor D are respectively a wireless sensor with the model of ZP-12R produced by Shandongtiansheng Keda electric company Limited, the wireless voice alarm is a KXB127 mining wireless voice alarm produced by Shandongtiansheng Keda electric company Limited, the wireless host is a wireless host with the model of ZP-12Z produced by Shandongtiansheng Keda electric company Limited, the air door air control device is an air control device for controlling a ZMK127Q mining pneumatic air door, the opening and closing state sensor is an air door opening and closing state sensor with the model of GFK40 produced by Shandongtiansheng Keda electric company Limited, and the anti-pinch sensor is a wireless mining anti-pinch sensor with the model of FYF7 produced by Shandongtiansheng Keda electric company Limited.

When the wireless dust fall air door control system is used, a person travels from the upper wind side of an air door A to the lower wind side of an air door B as an example, and the working process is as follows: the wireless sensor A2 detects that personnel pass through, and wireless sensor A2 transmits sensing signals to the wireless host computer, and the wireless host computer receives the signal that wireless sensor A2 transmitted and then controls air door air control device to open air door A and controls the electromagnetic valve of air door A leeward side to open, and then makes water spout from the shower nozzle on air door A leeward side spray pipe 5, and the duration of spouting stops after predetermined duration, 8 seconds in this embodiment. When a person passes through the air door A and reaches the wireless sensor B4, the wireless sensor B4 transmits a sensing signal to the wireless host, and the wireless host receives the signal transmitted by the wireless sensor B4 and controls the air door pneumatic control device to close the air door A. The raise dust caused by opening and closing of the air door A can be rapidly settled under the spraying effect of the water spraying pipe 5, the health hazard of the raise dust to personnel is reduced, and the potential safety hazard of dust explosion is eliminated. When the personnel continue to walk to the wireless sensor C7, the wireless sensor C7 transmits a sensing signal to the wireless host, and the wireless host receives the signal transmitted by the wireless sensor C7 and then controls the air door air control device to open the air door B and controls the electromagnetic valve on the leeward side of the air door B to open, so that water is sprayed out from the spray head on the water spray pipe 5 on the leeward side of the air door B and stops after continuously spraying for a preset time, wherein the time in the embodiment is 8 seconds. When a person passes through the air door B and reaches the wireless sensor D8, the wireless sensor D8 transmits a sensing signal to the wireless host, and the wireless host receives the signal transmitted by the wireless sensor D8 and then controls the air door pneumatic control device to close the air door B. When personnel passed through air door A or air door B, the anti-pinch sensor of air door A or air door B department conveys sensing signal to wireless host computer sensing personnel, and wireless host computer receives to prevent pinching the sensing signal of sensor after transmitting sensing signal through air door gas control device control and prevents that the air door that the anti-pinch sensor corresponds keeps the open mode, and then effectively avoids personnel to be hindered by the clamp. When air door A or air door B opened, switching state sensor 3 can detect that the air door opened and to wireless host computer conveying air door opening signal, wireless host computer received 1 the warning of wireless voice alarm in the control opening state air door outside behind the air door opening signal to remind personnel to pass through the air door as early as possible, avoid the air door to open for a long time and influence other personnel and vehicle from opposite direction and pass through.

The spray pipe 5 is arranged at the 10m position of the downwind side of the air door A and the air door B, so that personnel can not be sprayed by water, and the dust settling effect can be efficiently realized.

Carry out wireless transmission through 433M center frequency wave band Lora spread spectrum technique between wireless sensor A2, wireless sensor B4, wireless sensor C7 and the wireless sensor D8 and the wireless host computer, the laying of the cable that has significantly reduced, the installation degree of difficulty, the maintenance degree of difficulty greatly reduced have significantly reduced the cable and have lost the explosion hidden danger. In current automatic opening device of air door in the pit, the sensor is the part that breaks down most easily, and this kind of wireless dust fall air door control system has undoubtedly greatly reduced the maintenance degree of difficulty. This kind of wireless dust fall air door control system has still effectively solved the raise dust problem of air door switch in-process, has reduced the raise dust and to personnel's health hazard, has eliminated the potential safety hazard of dust explosion, still can not drench past personnel when the water spray dust fall.

In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made in the claims of the present invention should be covered by the claims of the present invention.