Dustproof spraying device for mineral tunnel

Abstract

The utility model discloses a dustproof spraying device for a mineral tunnel, which relates to the technical field of tunnel construction and comprises a slide rail vehicle, a workbench is arranged on the slide rail vehicle, support frames are symmetrically arranged on two sides of the top end of the workbench, two groups of spraying mechanisms are arranged in the support frames, and adjusting mechanisms are arranged on two sides of the two groups of spraying mechanisms; ventilation wall mechanisms are arranged on the two sides of the top of the workbench. By arranging the spraying mechanism, the adjusting mechanism and the ventilation wall mechanism, when dustproof spraying is carried out and the sliding rail vehicle passes through the mineral tunnel, staggered dustproof spraying is carried out on the mineral tunnel under the cooperation of the spraying mechanism and the adjusting mechanism, the dustproof effect and the spraying uniformity are improved, the mining efficiency is improved, and the mining cost is reduced. And during spraying dust prevention, the two groups of ventilation wall mechanisms form a ventilation wall to protect sprayed water, so that the service life of the device is prolonged, the maintenance of the device is reduced, and the mining efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tunnel construction technical field, concretely related to a dust spray device for mineral tunnel. BACKGROUND

[0002] Kaolin is a nonmetallic mineral, white soft mud, fine particles, like flour. In the mineral tunnel, especially in the kaolin processing, due to the mining, crushing, screening, grinding and transportation of ore, a large amount of dust will be produced. These dusts not only affect the vision of the operating personnel, increase the operation difficulty. Therefore, it is necessary to spray dust when kaolin is mined.

[0003] The common spray device when using, a part because the water pressure is too big or too small to the pressure of the nozzle produces big or small spray, influence dustproof process, and when using, the dust produced can block the nozzle, lead to the effect of spray is poor, influence dustproof effect.

[0004] For example, China patent CN215085797U discloses kaolin mine dust spray device, the water storage tank top is provided with rainwater collection cover, the workbench plate left part is provided with the nozzle support, the nozzle support is provided with the rotary disc, the rotary disc is provided with the telescopic support rod. Although the device can spray dust, but the uniformity of spray is poor; and the water after spraying, the damage of the device is higher, the protection is poor, leading to the maintenance cost is higher.

[0005] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENT

[0006] In view of the problems in the related art, the utility model provides a dust spray device for mineral tunnel to overcome the above technical problems existing in the prior art.

[0007] Therefore, the utility model adopts the specific technical scheme as follows:

[0008] A dust spray device for mineral tunnel, including slide rail car, the workbench is opened in the slide rail car, the both sides of the workbench top are symmetrically provided with support frame, and two groups of spray mechanisms are arranged in the support frame, and the both sides of the two groups of spray mechanisms are provided with adjusting mechanisms; The both sides of the workbench top are provided with the air wall mechanism.

[0009] Further, in order to improve the uniformity of the spray, the spray mechanism includes two groups of water tanks arranged between the support frames, the two groups of water tanks are symmetrically provided with first spray pipes and second spray pipes at both ends, and the top of the first spray pipe and the second spray pipe is provided with a plurality of spray heads; one side of the two groups of water tanks is provided with a water inlet. The first spray pipe and the second spray pipe are provided with anti-blocking components at the dead angle, and the length of the first spray pipe is less than the length of the second spray pipe.

[0010] Further, in order to improve the effect of dust prevention and the uniformity of the spray, and improve the efficiency of mining, the adjusting mechanism includes a connecting block arranged on one side of the two groups of spray mechanisms, the connecting block is provided with a movable rod at both ends, the movable rod is provided with a first circular connecting ring in the middle, the movable rod is provided with a second circular connecting ring at the top, the movable rod is provided with a third annular connecting ring at the bottom, and the third annular connecting ring is provided with a base at the bottom. The top end of the base is provided with an adjusting motor, the output shaft of the adjusting motor is connected with an eccentric wheel, the eccentric wheel is connected with an adjusting rod, and the top of the adjusting rod is provided with a fourth annular connecting ring. The first circular connecting ring and the fourth annular connecting ring are matched with the first spray pipe, the second circular connecting ring is matched with the second spray pipe, and the third annular connecting ring is matched with the base.

[0011] Further, in order to improve the service life of the device, reduce the maintenance of the device, and improve the efficiency of mining, the air wall mechanism includes a protective shell arranged symmetrically on both sides of the top of the workbench, an air pump is arranged inside one side of the protective shell, an arc-shaped shell is arranged on the top of the air pump, an air inlet is formed in the arc-shaped shell, an air outlet is arranged at the bottom of the air inlet, and an arc-shaped block is arranged between the air inlet and the air outlet. The diameter between the air inlet and the air outlet gradually decreases from large to small.

[0012] The beneficial effects of the utility model are:

[0013] 1、When mining, crushing, screening, grinding and transporting of ore and other links, a large amount of dust will be generated, and dust spray is carried out after mining by using the dustproof spray device; by arranging the spray mechanism, the adjusting mechanism and the air wall mechanism, when dustproof spray is carried out, the spray mechanism and the adjusting mechanism are used to spray the mine tunnel in staggered mode, the effect of dust prevention and the uniformity of the spray are improved, and the efficiency of mining is improved. When the dustproof spray is carried out, the two groups of air wall mechanisms form an air wall to protect the sprayed water, improve the service life of the device, reduce the maintenance of the device, and improve the efficiency of mining.

[0014] 2. The device has the spray mechanism and the adjusting mechanism, the movable rod and the connecting block are connected on both sides, the movement is staggered, the movement track of the first spray pipe and the second spray pipe is adjusted, the resistance reducing assembly reduces the resistance of the water flow, increases the pressure of the water flow, improves the uniformity of the spray, drives the staggered spray of the first spray pipe and the second spray pipe, and improves the dust prevention effect and the dust prevention spray effect after mining.

[0015] 3. The device has the air wall mechanism, the air pump inputs the air flow to the air inlet, the air flow gradually decreases in diameter from the air inlet to the air outlet under the action of the arc-shaped block, the pressure of the air flow gradually increases, a wind wall is formed to block the sprayed water, the service life of the device is improved, the maintenance of the device is reduced, and the mining efficiency is improved.

[0016] 4. The device has the resistance reducing assembly, the blades of the resistance reducing assembly are inclined, the resistance of the elbow pipe is reduced, the pressure of the water flow is increased, and the spray effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0018] Figure 1 is a schematic view of a dust prevention and spray device for a mineral tunnel according to an embodiment of the present application;

[0019] Figure 2 is a sectional view of a dust prevention and spray device for a mineral tunnel according to an embodiment of the present application;

[0020] Figure 3 is Figure 2 the A part enlarged view of

[0021] Figure 4 is a one-side view of an air wall mechanism in a dust prevention and spray device for a mineral tunnel according to an embodiment of the present application;

[0022] Figure 5 is another side view of an air wall mechanism in a dust prevention and spray device for a mineral tunnel according to an embodiment of the present application;

[0023] Figure 6 is a structural schematic view of a resistance reducing assembly in a dust prevention and spray device for a mineral tunnel according to an embodiment of the present application.

[0024] In the drawings:

[0025] 1. Slide rail carriage; 2. Workbench; 3. Support frame; 4. Spraying mechanism; 401. Water tank; 402. First spray pipe; 403. Second spray pipe; 404. Spray head; 405. Water inlet; 5. Adjustment mechanism; 501. Connecting block; 502. Movable rod; 503. First circular connecting ring; 504. Second circular connecting ring; 505. Third annular connecting ring; 506. Base; 507. Adjusting motor; 508. Eccentric wheel; 509. Adjusting rod; 510. Fourth annular connecting ring; 6. Air wall mechanism; 601. Protective shell; 602. Air pump; 603. Arc-shaped shell; 604. Air inlet; 605. Air outlet; 606. Arc-shaped block; 7. Anti-blocking component. Detailed Implementation

[0026] To further illustrate the various embodiments, the present invention provides accompanying drawings, which are part of the disclosure of the present invention. These drawings are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those skilled in the art should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0027] According to an embodiment of the present invention, a dust suppression spraying device for mining tunnels is provided.

[0028] The present invention will now be further described in conjunction with the accompanying drawings and specific embodiments, such as... Figures 1-6 As shown, a dust suppression spraying device for a mining tunnel according to an embodiment of the present utility model includes a slide rail 1, a work platform 2 on the slide rail 1, and support frames 3 symmetrically arranged on both sides of the top of the work platform 2. Two sets of spraying mechanisms 4 are arranged inside the support frames 3, and adjustment mechanisms 5 are arranged on both sides of the two sets of spraying mechanisms 4. Wind wall mechanisms 6 are arranged on both sides of the top of the work platform 2.

[0029] When mining, crushing, screening, grinding, and transporting ore, a large amount of dust is generated. After mining, a dust suppression spraying device is used to suppress dust. By setting up a spraying mechanism 4, an adjusting mechanism 5, and an air wall mechanism 6, when the sliding rail car 1 passes through the mine tunnel, the spraying mechanism 4 and the adjusting mechanism 5 work together to carry out staggered dust suppression spraying on the mine tunnel, which improves the dust suppression effect and the uniformity of spraying, and improves the mining efficiency. In addition, when spraying dust, the two sets of air wall mechanisms 6 form an air wall to protect the sprayed water, which improves the service life of the device, reduces the maintenance of the device, and improves the mining efficiency.

[0030] In one embodiment, for the above-mentioned spray mechanism 4, the spray mechanism 4 comprises two groups of water tanks 401 arranged inside the support frame 3, and each group of water tanks 401 is symmetrically provided with a first spray pipe 402 and a second spray pipe 403 at both ends, and the top of the first spray pipe 402 and the second spray pipe 403 is provided with a plurality of spray heads 404; one side of the two groups of water tanks 401 is provided with a water inlet 405. The dead angle of the first spray pipe and the second spray pipe is provided with a resistance prevention assembly, and the length of the first spray pipe 402 is less than the length of the second spray pipe 403, thereby improving the uniformity of spraying.

[0031] In one embodiment, for the above-mentioned adjusting mechanism 5, the adjusting mechanism 5 comprises a connecting block 501 arranged on one side of the two groups of spray mechanisms 4, and the connecting block 501 is provided with a movable rod 502 at both ends, and the movable rod 502 is provided with a first circular connecting ring 503 in the middle, a second circular connecting ring 504 at the top, a third annular connecting ring 505 at the bottom, and a base 506 at the bottom of the third annular connecting ring 505; the top end of the base 506 is provided with an adjusting motor 507, the output shaft of the adjusting motor 507 is connected with an eccentric wheel 508, the eccentric wheel 508 is connected with an adjusting rod 509, and the top of the adjusting rod 509 is provided with a fourth annular connecting ring 510. The first circular connecting ring 503 and the fourth annular connecting ring 510 are matched with the first spray pipe 402, the second circular connecting ring 504 is matched with the second spray pipe 403, and the third annular connecting ring 505 is matched with the base 506, thereby improving the dustproof effect and the uniformity of spraying, and improving the efficiency of mining.

[0032] The working principle of the spray mechanism 4 and the adjusting mechanism 5: when starting to spray dust prevention, connect the water pipe through the water inlet 405 on one side of the water tank 401, then install the first spray pipe 402 and the second spray pipe 403 at both ends of the water tank 401, then connect the movable rods 502 on both sides of the water tank 401 by the connecting block 501, and the resistance prevention assembly 7 reduces the resistance of the water flow and increases the pressure of the water flow, the movable rods 502 and the first circular connecting ring 503, the second circular connecting ring 504, the third annular connecting ring 505 and the fourth annular connecting ring 510 on the base 506 are connected by a pin shaft, the adjusting motor 507 is started to drive the eccentric wheel 508 to drive the fourth annular connecting ring 510 on the adjusting rod 509 to move with the first spray pipe 402, and the first spray pipe 402 and the second spray pipe 403 move with the first circular connecting ring 503, the second circular connecting ring 504 and the third annular connecting ring 505 on the movable rod 502, driving the first spray pipe 402 and the second spray pipe 403 to move alternately.

[0033] In one embodiment, for the above-mentioned wind wall mechanism 6, the wind wall mechanism 6 comprises a protective shell 601 symmetrically arranged on both sides of the top of the workbench 2, an air pump 602 is arranged inside one side of the protective shell 601, an arc-shaped shell 603 is arranged on the top of the air pump 602, an air inlet 604 is arranged in the arc-shaped shell 603, an air outlet 605 is arranged at the bottom of the air inlet 604, and an arc-shaped block 606 is arranged between the air inlet 604 and the air outlet 605. The diameter between the air inlet 604 and the air outlet 605 gradually decreases from large to small, thereby improving the service life of the device, reducing the maintenance of the device, and improving the efficiency of mining.

[0034] The working principle of the wind wall mechanism 6 is as follows: when spraying, the air pump 602 inside the protective shell 601 is started, the airflow flows to the arc-shaped shell 603 and enters the airflow through the air inlet 604, and the airflow gradually decreases in diameter from large to small under the action of the arc-shaped block 606 between the air inlet 604 and the air outlet 605, so that the pressure of the airflow gradually increases, forming a wind wall to block the water after spraying.

[0035] In order to facilitate the understanding of the above technical solutions of the utility model, the working principle or operation mode of the utility model in the actual process is described in detail below.

[0036] In actual application, when mining, crushing, screening, grinding and transporting of ore and other links, a large amount of dust will be generated, after mining, the water pipe is connected to the water inlet 405 of the water tank 401 of the spraying mechanism 4, when the sliding rail car 1 moves forward, the adjusting rod 509 on the eccentric wheel 508 of the adjusting mechanism 5 drives the second spraying pipe 403 to move, the connecting block 501 and the movable rod 502 are connected, the first circular connecting ring 503, the second circular connecting ring 504, the third annular connecting ring 505 and the fourth annular connecting ring 510 are driven to move, the first spraying pipe 402 and the second spraying pipe 403 are driven to move in a staggered manner, the resistance reducing assembly 7 reduces the resistance of the water flow, increases the pressure of the water flow, and sprays (the working principle of the spraying mechanism 4 and the adjusting mechanism 5 is as shown above), and when spraying, the wind wall mechanism 6 forms a wind wall to block the water after spraying (the working principle of the wind wall mechanism 6 is as shown above).

[0037] In summary, by means of the above technical scheme of the utility model, when the links of mining, crushing, screening, grinding and transportation of ores are carried out, a large amount of dust will be generated, and after mining, dust reduction and spraying are carried out by using the dustproof spraying device; when dustproof spraying is carried out, the sliding rail vehicle 1 passes through the mineral tunnel, and the spraying mechanism 4 and the adjusting mechanism 5 are used to carry out staggered dustproof spraying on the mineral tunnel, improve the effect of dustproof and the uniformity of spraying, improve the efficiency of mining, and when dustproof spraying is carried out, the two groups of wind wall mechanisms 6 form a wind wall to protect the sprayed water, improve the service life of the device, reduce the maintenance of the device and improve the efficiency of mining. The spraying mechanism 4 and the adjusting mechanism 5 are connected on both sides by the movable rod 502 and the connecting block 501, so that they move simultaneously and alternately, the movement track of the first spraying pipe 402 and the second spraying pipe 403 is adjusted, and the uniformity of spraying is improved; and the first spraying pipe 402 and the second spraying pipe 403 are driven to spray alternately, so that the dustproof effect is improved and the dustproof effect after mining is more obvious. By arranging the wind wall mechanism 6, the air pump 602 inputs air flow into the air inlet, and the air flow gradually decreases in diameter from the air inlet 604 to the air outlet 605 under the action of the arc block 606, so that the pressure of the air flow gradually increases, a wind wall is formed to block the sprayed water, the service life of the device is improved, the maintenance of the device is reduced, and the efficiency of mining is improved. By arranging the resistance preventing assembly 7, the blades of the resistance preventing assembly 7 are inclined, so that the resistance of the elbow pipe is reduced, the pressure of the water flow is improved, and the spraying effect is increased.

[0038] In the utility model, unless another definite provision and limitation, the terms "mount", "arrange", "connect", "fix", "screw" and so on should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated, can be mechanical connection, also can be electrical connection, can be direct connection, also can pass through intermediate medium indirectly connect, can be two element inside intercommunication or two element mutual action relationship, unless another definite limitation, for the ordinary skilled in the art, can understand the concrete meaning of above-mentioned terms in the utility model according to specific circumstances.

[0039] The above merely describes the preferred embodiments of the utility model and is not intended to limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A dust-proof spraying device for mineral tunnel, comprising a sliding rail vehicle (1), characterized in that, The sliding rail vehicle (1) is provided with a workbench (2), the two sides of the top of the workbench (2) are symmetrically provided with support frames (3), and two groups of spraying mechanisms (4) are arranged in the support frames (3); two groups of the spraying mechanisms (4) are provided with adjusting mechanisms (5) on the two sides. The two sides of the top of the workbench (2) are provided with air wall mechanisms (6). The spraying mechanism (4) comprises two groups of water tanks (401) arranged between the support frames (3), the two ends of the two groups of water tanks (401) are symmetrically provided with first spraying pipes (402) and second spraying pipes (403), a plurality of spray heads (404) are arranged on the top of the first spraying pipe (402) and the second spraying pipe (403), and water inlets (405) are arranged on one side of the two groups of water tanks (401). The adjusting mechanism (5) comprises a connecting block (501) arranged on one side of the two groups of spraying mechanisms (4), a movable rod (502) is arranged at the two ends of the connecting block (501), a first circular connecting ring (503) is arranged in the middle of the movable rod (502), a second circular connecting ring (504) is arranged on the top of the movable rod (502), a third annular connecting ring (505) is arranged at the bottom of the movable rod (502), and a base (506) is arranged at the bottom of the third annular connecting ring (505). The top of the base (506) is provided with an adjusting motor (507), the output shaft of the adjusting motor (507) is connected with an eccentric wheel (508), the eccentric wheel (508) is connected with an adjusting rod (509), and the top of the adjusting rod (509) is provided with a fourth annular connecting ring (510). The air wall mechanism (6) comprises protection shells (601) arranged symmetrically on the top of the workbench (2), an air pump (602) is arranged in the inside of one side of the protection shell (601), an arc-shaped shell (603) is arranged on the top of the air pump (602), an air inlet (604) is arranged in the inside of the arc-shaped shell (603), an air outlet (605) is arranged at the bottom of the air inlet (604), and an arc-shaped block (606) is arranged between the air inlet (604) and the air outlet (605).

2. The dust-proof spraying device for mineral tunnel according to claim 1, characterized in that, The first circular connecting ring (503) and the fourth annular connecting ring (510) are matched with the first spraying pipe (402), the second circular connecting ring (504) is matched with the second spraying pipe (403), and the third annular connecting ring (505) is matched with the base (506).

3. The dust-proof spraying device for mineral tunnel according to claim 2, characterized in that, The first spraying pipe (402) and the second spraying pipe (403) are provided with anti-blocking assemblies (7) at dead angle positions, and the length of the first spraying pipe (402) is less than the length of the second spraying pipe (403).

4. The dust-proof spraying device for mineral tunnel according to claim 1, characterized in that, The diameter between the air inlet (604) and the air outlet (605) gradually decreases from large to small.

Images