Automatic water mist spraying dustproof device for mine environment

Abstract

The utility model provides an automatic water mist spraying dustproof device for a mine environment, and relates to the technical field of mines. The device comprises a water storage tank arranged at the bottom of a roadway; the spraying assembly comprises a water conveying pipeline, a purifying part and a spraying part, the first end of the water conveying pipeline is connected with the water storage tank through the purifying part, the second end of the water conveying pipeline is connected with the spraying part, and the spraying part is arranged on the top plate of the roadway; the channel steel net is horizontally arranged in the roadway and arranged above the water storage tank, the two ends of the channel steel net are fixed to the side walls of the roadway, and the channel steel net is used for bearing pedestrians and vehicles and draining water to the water storage tank; the pressure sensor is arranged at the bottom of the channel steel net; the controller is in communication connection with the pressure sensor and the spraying assembly, the pressure sensor is used for transmitting a pressure signal to the controller, and the controller is used for starting the spraying assembly based on the pressure signal. Water is recycled after being purified, water resources are saved, spraying piece blockage is avoided, and economy and high efficiency are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine technical field, especially a kind of mine environment automation water mist spraying dustproof device. BACKGROUND

[0002] In the process of underground operation of metal mine, especially in blasting, mining, transportation and other links, a large amount of mine dust will be produced. Due to the airtightness and poor ventilation of underground environment, the concentration of mine dust is often high, which seriously affects the health of operating personnel and increases the risk of occupational diseases, and also leads to the wear and failure of underground equipment. Therefore, taking effective dust reduction measures to improve the underground operation environment has become an important task in mine safety production.

[0003] At present, the spray system of underground dust reduction equipment usually uses a spray head with small inner diameter to form good water mist to intercept and purify dust. However, since there are many impurities in mine industrial water, the spray head is easy to be blocked, so it needs to be replaced frequently, which not only increases the use cost, but also affects the normal operation of the spray system. Moreover, the common dust reduction equipment has a large demand for water resources, especially in areas where water resources are relatively scarce, excessive use of water resources may lead to resource waste, further increasing the operating cost of the mine. Secondly, excessive use of water mist may cause the ground to be slippery, especially in the main slope and other traffic-intensive areas, the slippery road surface may affect the passage of fully loaded mine cars, increasing the safety hazards in the transportation process. Therefore, how to economically, efficiently and water-efficiently reduce dust has become a technical problem to be solved. SUMMARY

[0004] In order to solve the technical problem of how to economically, efficiently and water-efficiently reduce dust existing in the prior art, the utility model embodiment provides a mine environment automation water mist spraying dustproof device. The technical solution is as follows:

[0005] A mine environment automation water mist spraying dustproof device is provided, which comprises:

[0006] A water storage tank is arranged at the bottom of the roadway;

[0007] A spraying assembly comprises a water supply pipeline, a purification member and a spraying member, the first end of the water supply pipeline is connected to the water storage tank through the purification member, the second end of the water supply pipeline is connected to the spraying member, and the spraying member is arranged on the roof of the roadway;

[0008] A channel steel net is horizontally arranged in the roadway and above the water storage tank, and the two ends of the channel steel net are fixed on the side walls of the roadway, the channel steel net is used to support pedestrians and vehicles and drain water to the water storage tank;

[0009] A pressure sensor is arranged at the bottom of the channel steel net.

[0010] A controller is communicatively connected with the pressure sensor and the spraying assembly, the pressure sensor is configured to transmit a pressure signal to the controller, and the controller is configured to start the spraying assembly based on the pressure signal.

[0011] Optionally, the device further comprises a booster pump arranged on the water delivery pipeline, and the booster pump is communicatively connected with the controller.

[0012] Optionally, the purifying member comprises a filter screen and a filter tank, the filter screen is connected with the filter tank through a water inlet pipeline, the filter tank is connected with the water delivery pipeline, and a filter medium is arranged in the filter tank.

[0013] Optionally, the device further comprises a water level sensor and a water replenishing assembly, the water level sensor is arranged at a preset height in the water storage tank, and an output end of the water replenishing assembly extends to the top of the water storage tank.

[0014] The water level sensor is communicatively connected with the controller, the water level sensor is configured to transmit a water level signal to the controller, and the controller is configured to start the water replenishing assembly based on the water level signal.

[0015] Optionally, the spraying member comprises a spraying pipeline and a shower head, the spraying pipeline is connected with the second end of the water delivery pipeline, the spraying pipeline is detachably fixed on the top plate through a hanging ring, and the shower head is arranged at the bottom of the spraying pipeline.

[0016] Optionally, the spraying pipeline and the water delivery pipeline are detachably connected through an adapter.

[0017] Optionally, the number of the spraying pipelines is plural.

[0018] Optionally, an openable and closable movable door is arranged on the channel steel net.

[0019] Optionally, the movable door and the channel steel net are rotatably connected through a hinge.

[0020] Optionally, a dustproof net is further arranged at the top of the channel steel net.

[0021] The technical scheme provided by the embodiments of the present application has at least the following beneficial effects:

[0022] The mine environment automatic water mist spraying dust prevention device provided by the utility model sets up the water storage groove at the bottom of the roadway, sets up the channel steel net in the water storage groove, and the water sprayed by the spraying part returns to the water storage groove based on gravity, is recycled after purification by the purifying part, saves water resources and purifies water quality, avoids the clogging of the spraying part, and the setting of the pressure sensor can more accurately identify the factors causing smoke dust, improves the accuracy and stability of mine dust detection, avoids the excessive use of water mist, and increases safety. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a structural schematic view of a mine environment automatic water mist spraying dust prevention device provided by the utility model embodiment.

[0024] Figure 2 is a structural schematic view of a channel steel net 3 provided by the utility model embodiment.

[0025] Reference signs:

[0026] 1, water storage groove;

[0027] 2, spraying assembly; 21, water delivery pipeline; 22, purifying part; 221, filter screen; 222, filter groove; 223, water inlet pipeline; 23, spraying part; 231, spraying pipeline; 232, shower head; 24, hanging ring; 25, adapter;

[0028] 3, channel steel net; 31, movable door; 32, hinge;

[0029] 4, pressure sensor;

[0030] 5, booster pump;

[0031] 6, water level sensor;

[0032] 7, water replenishing assembly;

[0033] A, roadway; B, side slope. DETAILED DESCRIPTION

[0034] In order to more comprehensively illustrate the technical scheme in the utility model, the following will be further described in combination with the drawings.

[0035] In the embodiments of the utility model, such as 'example', 'for example' and the like, the words are used for example, illustration or elaboration of related concepts. The embodiments or design schemes indicated by these terms do not mean that they are superior or preferred to other embodiments or design schemes. Specifically, the use of the word 'example' aims to show the related technical ideas by specific ways. In addition, the 'and / or' expression in the utility model can mean both exist at the same time, or one of the options.

[0036] The utility model embodiment provides a kind of mine environment automation water mist spraying dust prevention device, Figure 1 It is the structure diagram of a kind of mine environment automation water mist spraying dust prevention device provided by the utility model embodiment, please refer to Figure 1 The device includes: water storage tank 1, spraying assembly 2, channel steel net 3, pressure sensor 4 and controller.

[0037] Specifically, water storage tank 1 is arranged at the bottom of roadway A, for collecting and storing water source from inside or outside of mine.

[0038] The above-mentioned spraying assembly 2 includes water delivery pipeline 21, purification piece 22 and spraying piece 23, the first end of water delivery pipeline 21 is connected with water storage tank 1 through purification piece 22, the second end of water delivery pipeline 21 is connected with spraying piece 23, and the water in water storage tank 1 is purified by using purification piece 22. Spraying piece 23 is arranged on the roof of roadway A, for spraying water mist into roadway A, and intercepting purified dust.

[0039] Channel steel net 3 is horizontally arranged in roadway A and above water storage tank 1, and both ends of channel steel net 3 are fixed on side slope B of roadway A, forming a stable support structure, which can support pedestrians and vehicles. Channel steel net 3 serves as a floor on one hand, supporting pedestrians and vehicles, and on the other hand, the water mist sprayed by spraying piece 23 falls on channel steel net 3 and infiltrates into water storage tank 1 through pores, realizing drainage to water storage tank 1.

[0040] The water sprayed by spraying piece 23 returns to water storage tank 1 based on gravity, and is recycled after purification by purification piece 22, which not only saves water resources, but also purifies water quality, avoiding blockage of pipeline and spraying piece 23.

[0041] Pressure sensor 4 is arranged at the bottom of channel steel net 3, and the controller is in communication connection with pressure sensor 4 and spraying assembly 2. Pressure sensor 4 is used to transmit pressure signal to the controller, and the controller is used to start spraying assembly 2 based on pressure signal. Specifically, when the weight of channel steel net 3 increases, pressure sensor 4 can detect it, and when the pressure reaches the preset threshold, the pressure signal is transmitted to the controller. For example, a large amount of dust can be caused during the walking process of transport vehicle, and when the transport vehicle passes through channel steel net 3, the pressure signal is transmitted, and the controller starts spraying assembly 2 to spray dust. The arrangement of pressure sensor 4 can more accurately identify the factors causing smoke and dust, improve the accuracy and stability of mine dust detection, and avoid excessive use of water mist.

[0042] The mine environment automatic water mist spraying dust prevention device provided by the utility model is provided with a water storage tank 1 at the bottom of the roadway A, adopts a channel steel net 3 arranged in the water storage tank 1, and the water sprayed by the spraying part 23 is returned to the water storage tank 1 based on gravity, is purified by the purifying part 22 and is recycled, thereby saving water resources, purifying water quality and avoiding the clogging of the spraying part 23. Moreover, the setting of the pressure sensor 4 can more accurately identify the factors causing smoke dust, improves the accuracy and stability of mine dust detection, avoids the excessive use of water mist and increases safety. Therefore, the device realizes economic, efficient and water-saving dust reduction.

[0043] Specifically, the redundant portions of the channel steel net 3 at both ends are inserted into the side help B of the roadway A on both sides, thereby improving the fixing effect. The force receiving surface of the pressure sensor 4 is attached to the bottom of the channel steel net 3, and the setting of the pressure sensor 4 can avoid the excessive use of water mist and further increase the humidity of the underground environment, thereby avoiding the negative impact on the normal work of various precision instruments and electrical appliances widely used at present.

[0044] In one embodiment of the utility model, the device further comprises a booster pump 5 arranged on the water conveying pipeline 21, and the booster pump 5 is in communication connection with the controller. The main function of the booster pump 5 is to provide additional pressure for the water flow, so as to ensure that the water mist can be uniformly sprayed to each corner of the roadway A, and even at a relatively long distance, the spraying intensity and coverage range can be maintained. The controller is used for starting the booster pump 5 to convey water to the spraying part 23 for spraying based on the pressure signal. Specifically, the booster pump 5 is detachably connected with the water conveying pipeline 21, so as to be quickly connected and detached.

[0045] In one embodiment of the utility model, the purifying part 22 comprises a filter screen 221 and a filter tank 222, the filter screen 221 is connected with the filter tank 222 through a water inlet pipeline 223, the filter tank 222 is connected with the water conveying pipeline 21, and a filter medium is arranged in the filter tank 222. Specifically, the filter screen 221 is fixed on the water inlet pipeline 223, and the filter tank 222 and the water conveying pipeline 21 are detachably connected, so as to be quickly connected and detached.

[0046] When the water flow is extracted from the water storage tank 1 and flows through the filter screen 221, larger impurities and particulate matters can be intercepted by the filter screen 221, so as to avoid them from entering the subsequent filtering process.

[0047] The filter medium can be sand, activated carbon, ceramic filter element or other high-efficiency filtering material, and can be configured according to the mine water quality and dust prevention requirements. The main function of the filter medium is to further remove the impurities such as small particles, organic matters and heavy metal ions in the water flow, improve the purity of the sprayed water mist and avoid the clogging of the spraying part 23.

[0048] In one embodiment of the utility model provides, the device still includes: water level sensor 6 and water replenishing component 7, water level sensor 6 sets up in the preset height in water storage tank 1, and the output of water replenishing component 7 extends to the top of water storage tank 1, water level sensor 6 is connected with controller communication, and water level sensor 6 is used to transmit water level signal to controller, and controller is used to start water replenishing component 7 based on water level signal.

[0049] Specifically, the preset height can be determined according to the water mist spraying demand and the capacity of the water storage tank 1 to ensure that enough water can be maintained for spraying. The water level sensor 6 has high sensitivity and accuracy, can monitor the water level change in the water storage tank 1 in real time, and transmits these changes to the controller in the form of a water level signal. When the water level is lower than the preset height, the controller can further start the water replenishing component 7 to ensure that the water level remains within the required range and guarantees the dust suppression effect of the device.

[0050] Further, the water replenishing component 7 can be a water tank, a water pump and a water tank water pipe. Through the water pump and the water tank water pipe, the water in the water tank can be replenished into the water storage tank 1. Further, the water tank water pipe can also be detachably fixed on the side slope B through the hanging ring.

[0051] In one embodiment of the utility model, the spraying member 23 includes a spraying pipeline 231 and a shower head 232. The spraying pipeline 231 is connected to the second end of the water conveying pipeline 21, and the spraying pipeline 231 is detachably fixed on the top plate through the hanging ring 24. The shower head 232 is arranged at the bottom of the spraying pipeline 231 and is used to uniformly spray water mist downward to suppress mine dust.

[0052] It should be noted that the water conveying pipeline 21 can also be detachably fixed on the side slope B through the hanging ring.

[0053] Specifically, the shower head 232 can be connected to the spraying pipeline 231 through threads. Further, the number of shower heads 232 is multiple, and they are uniformly arranged on the spraying pipeline 231. The two ends of the spraying pipeline 231 correspond to the two ends of the top plate, so that multiple shower heads 232 can be uniformly arranged on the top plate, thereby ensuring that each position in the tunnel A can be sprayed, and improving the spraying efficiency and dust suppression efficiency.

[0054] Further, in one embodiment of the utility model, the spraying pipeline 231 and the water conveying pipeline 21 are detachably connected through an adapter 25. The adapter 25 has interfaces matching the spraying pipeline 231 and the water conveying pipeline 21 to ensure the tightness and stability of the connection. When the spraying pipeline 231 and the water conveying pipeline 21 need to be connected through the adapter 25, only the respective interfaces need to be aligned with the corresponding parts of the adapter 25 and clamped tightly. Based on the adapter 25, the spraying pipeline 231 can be quickly replaced.

[0055] Further, the number of the spray pipelines 231 is multiple, which are arranged in parallel on the top plate, so as to increase the area of the spraying area and further improve the spraying efficiency and dust reduction efficiency.

[0056] In the state that the number of the spray pipelines 231 is multiple, the adapter 25 also has multiple interfaces. For example, when the number of the spray pipelines 231 is two, the adapter 25 has three interfaces, that is, one inlet and two outlets, which ensure the needs of the adapter and the spraying.

[0057] In an embodiment provided by the utility model, the channel steel net 3 is provided with a movable door 31 which can be opened and closed, and is located in an area which is convenient for operation and maintenance. The movable door 31 is arranged to be opened or closed when needed, so as to conveniently clean, overhaul or maintain the water storage tank 1 below the channel steel net 3.

[0058] Figure 2 is a structural schematic view of the channel steel net 3 provided by the utility model, please refer to Figure 2 In an embodiment provided by the utility model, the movable door 31 and the channel steel net 3 are rotatably connected through a hinge 32, which is simple in structure, convenient to install and flexible to rotate. The two ends of the hinge 32 are respectively welded to the movable door 31 and the channel steel net 3, so as to have high strength and not be damaged by vehicles, and have a long service life.

[0059] In an embodiment provided by the utility model, the top of the channel steel net 3 is further provided with a dust screen, which can preliminarily filter the dust, larger impurities and particulate matters in the roadway A, further improve the cleanliness of the sprayed water mist, and reduce the workload of cleaning the water storage tank 1.

[0060] The mine environment automatic water mist spraying dust prevention device provided by the utility model sets the water storage tank 1 at the bottom of the roadway A, sets the channel steel net 3 in the water storage tank 1, and returns the water sprayed by the spraying piece 23 to the water storage tank 1 based on gravity, so as to be recycled after purification by the purifying piece 22, which not only saves water resources, but also purifies the water quality, avoids the clogging of the spraying piece 23. Moreover, the setting of the pressure sensor 4 can more accurately identify the factors causing smoke dust, improve the accuracy and stability of the mine dust detection, avoid the excessive use of water mist, and increase the safety. Therefore, the device realizes economic, efficient and water-saving dust reduction.

[0061] The above is only a specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the protection scope of the claims.

Claims

1. A mine environment automatic water mist spraying dustproof device, characterized in that, The device comprises: a water storage tank arranged at the bottom of the roadway; a spraying assembly comprising a water supply pipe, a purifying member and a spraying member, the first end of the water supply pipe being connected to the water storage tank through the purifying member, the second end of the water supply pipe being connected to the spraying member, the spraying member being arranged on the roof of the roadway; a channel steel net arranged horizontally in the roadway and above the water storage tank, the two ends of the channel steel net being fixed on the side walls of the roadway, the channel steel net being used for supporting pedestrians and vehicles and draining water to the water storage tank; a pressure sensor arranged at the bottom of the channel steel net; a controller in communication connection with the pressure sensor and the spraying assembly, the pressure sensor being used for transmitting a pressure signal to the controller, the controller being used for starting the spraying assembly based on the pressure signal.

2. The automated mine environment dust control water mist spray device of claim 1, wherein, The device further comprises a booster pump arranged on the water supply pipe, the booster pump being in communication connection with the controller.

3. The automated mine environment dust control water mist spray of claim 1, wherein, The purifying member comprises a filter screen and a filter tank, the filter screen being connected to the filter tank through a water inlet pipe, the filter tank being connected to the water supply pipe, and a filter medium being arranged in the filter tank.

4. The automated mine environment dust control water mist spray of claim 1, wherein, The device further comprises a water level sensor arranged at a preset height in the water storage tank and a water replenishing assembly, the output end of the water replenishing assembly extending to the top of the water storage tank; the water level sensor being in communication connection with the controller, the water level sensor being used for transmitting a water level signal to the controller, the controller being used for starting the water replenishing assembly based on the water level signal.

5. The automated mine environment dust control water mist spray of claim 1, wherein, The spraying member comprises a spraying pipeline and a shower head, the spraying pipeline being connected to the second end of the water supply pipe, the spraying pipeline being detachably fixed on the roof through a hanging ring, and the shower head being arranged at the bottom of the spraying pipeline.

6. The automated mine environment dust control water mist spray of claim 5, wherein, The spraying pipeline and the water supply pipe are detachably connected through an adapter.

7. The automated mine environment dust control water mist spray of claim 6, wherein, The number of the spraying pipelines is plural.

8. The automated mine environment dust control water mist spray of claim 1, wherein, An openable and closable movable door is arranged on the channel steel net.

9. The automated mine environment dust control water mist spray of claim 8, wherein, The movable door and the channel steel net are rotatably connected through a hinge.

10. The automated mine environment dust control water mist spray of claim 1, wherein, A dustproof net is further arranged at the top of the channel steel net.

Images