Safety ventilation device for mining

Abstract

The utility model relates to the technical field of mining ventilation equipment, and discloses a mining safety ventilation device which comprises a pipeline, a cleaning mechanism is arranged in the pipeline and comprises a hanging rod, an electric push rod, a motor, a telescopic rod, a tension spring, a base, a scraper and a push plate, the push plate is in clearance fit with the inner wall of the pipeline, and a dredging mechanism is arranged on one side of the cleaning mechanism. A collecting mechanism is arranged below the pipeline; a motor is arranged and drives a plurality of telescopic rods to rotate to generate centrifugal force, under the action of the centrifugal force, the telescopic rods extend, a base drives a scraper to be tightly attached to the inner wall of a pipeline, meanwhile, the motor can change the rotating speed, the inner wall of the pipeline is hammered, and hardened dust is smashed; according to the dust removal device for the air pipe, dust on the inner wall of the air pipe is removed, smoothness of air flowing in the pipeline is guaranteed, the collecting box is arranged, dust is collected under the blocking effect of the reverse blocking plate, and next-step treatment of the dust is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of mining ventilation equipment, in particular to a safety ventilation device for mining. Background Art

[0002] Mining is the technology and science of mining mineral resources from the earth's crust and surface. Mining in a broad sense also includes the mining of coal and oil. The mining industry is an important raw material industry. Metallic ores are the main raw materials for the smelting industry, and non-metallic ores are important chemical raw materials and building materials. Since coal mining is usually done underground, in order to ensure air circulation inside the mining area and enable workers to work normally underground, a mining ventilation device is provided.

[0003] In the prior art, Chinese patent CN 216008979U discloses a mining ventilation device, including a housing, a mounting frame fixedly connected to the inner wall of the housing, a motor fixedly connected to the side wall of the mounting frame, a blade fixedly connected to the output end of the motor, a filter fixedly connected to the inner wall of the housing, a vertical rod fixedly connected to the inner wall of the housing, a cylinder fixedly connected to the lower end of the vertical rod, a rotating rod rotatably connected to the inner wall of the cylinder through a bearing, a brush plate fixedly connected to the left end of the rotating rod, a spiral blade fixedly connected to the right end of the rotating rod, a collection port opened on the lower side wall of the housing, and a dust collection bin covered at the collection port. The utility model can automatically clean the dust on the surface of the filter by wind when the ventilation device is working, without the need for operators to clean, reducing the workload of operators, and avoiding the problem that cleaning the filter will affect the normal use of the ventilation device.

[0004] Compared with the prior art, there are problems: dust at the mining site easily adheres to the inner wall of the air pipe, causing compaction. Some existing mining ventilation devices cannot clean the dust on the inner wall of the air pipe in time during the mine ventilation process, resulting in poor air circulation.

[0005] Therefore, it is necessary to invent a safe ventilation device for mining. Utility Model Content

[0006] The utility model aims to overcome the deficiencies of the prior art and provide a safe ventilation device for mining.

[0007] The utility model solves the technical problem through the following technical solutions:

[0008] A safety ventilation device for mining comprises a pipeline, wherein a cleaning mechanism is arranged inside the pipeline, wherein the cleaning mechanism comprises a suspension rod, wherein the suspension rod is welded to the top of the pipeline, wherein an electric push rod is arranged at one end of the suspension rod, wherein a motor is arranged at the extended end of the electric push rod, wherein a plurality of telescopic rods are arranged at the rotating end of the motor, wherein tension springs are arranged at the outer sides of the telescopic rods, wherein a base is arranged at one end of the telescopic rods, wherein a scraper is arranged at one side of the base, wherein a push plate is arranged at one side of the motor, wherein the push plate is clearance-matched with the inner wall of the pipeline, wherein a dredging mechanism is arranged at one side of the cleaning mechanism, and wherein a collecting mechanism is arranged at the bottom of the pipeline.

[0009] As a further solution of the utility model: the dredging mechanism includes a double-axis motor, which is fixed to the middle position of the pipeline by bolts, one end of the double-axis motor is provided with a plurality of fan blades, the other end of the double-axis motor is provided with a rotating arm, one side of the rotating arm is provided with a hollow box, the bottom of the hollow box is provided with an arc leaf spring, the inner wall of the hollow box is provided with a mounting plate, and one side of the mounting plate is provided with a plurality of brushes.

[0010] As a further solution of the utility model: the collecting mechanism includes a track, the track is welded to the bottom of the pipeline, the inner wall of the track is provided with a collecting box, the top of the collecting box is provided with a reverse blocking plate, and the bottom of the collecting box is provided with a baffle.

[0011] As a further solution of the utility model: a diffusion cover is provided at one end of the pipeline.

[0012] As a further solution of the utility model: a rotating shaft is arranged below the track, and a clamping block is arranged at one end of the rotating shaft.

[0013] As a further solution of the utility model: a connecting piece is arranged above the pipeline, and a mounting beam is arranged above the connecting piece.

[0014] As a further solution of the utility model: a grid plate is provided on the inner wall of the pipeline.

[0015] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0016] 1. The utility model is provided with a motor, which drives multiple telescopic rods to rotate and generate centrifugal force. Under the action of centrifugal force, the telescopic rods extend, and the base drives the scraper to cling to the inner wall of the pipe. At the same time, the motor can change the rotation speed to hammer the inner wall of the pipe to crush the compacted dust. An electric push rod is provided, which can drive the motor to move along the inner wall of the pipe, thereby cleaning the dust on the inner wall of the air pipe, ensuring the smoothness of the air flow inside the pipe. A collection box is provided, and the dust is collected under the blocking effect of the blocking plate, which is convenient for the next step of dust processing;

[0017] 2. The utility model is provided with a dual-axis motor, which drives multiple fan blades to rotate, creates a negative pressure environment, and attracts air. The dual-axis motor drives the hollow box to rotate, and the arc-shaped leaf spring squeezes the mounting plate, and multiple brushes are pressed against the surface of the dustproof net to clean the dustproof net, thereby preventing the dustproof net from being blocked and avoiding frequent shutdowns to replace the dustproof net, thereby ensuring the ventilation efficiency of the mining process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It shows an isometric structural schematic diagram provided according to an embodiment of the utility model;

[0019] Figure 2 A schematic diagram of a front cross-sectional structure provided according to an embodiment of the utility model is shown;

[0020] Figure 3 A schematic diagram of a side cross-sectional structure provided according to an embodiment of the utility model is shown;

[0021] Figure 4 The embodiment provided according to the utility model is shown Figure 2 A schematic diagram of the partially enlarged structure at center A;

[0022] Figure 5 The embodiment provided according to the utility model is shown Figure 2 A schematic diagram of the partially enlarged structure at B in the middle;

[0023] Figure 6 The embodiment provided according to the utility model is shown Figure 3 Schematic diagram of the partial enlarged structure at point C in the middle.

[0024] Legend:

[0025] 100, pipeline; 110, diffusion cover; 120, rotating shaft; 130, block; 140, connecting piece; 150, mounting beam; 160, grille plate; 101, suspension rod; 102, electric push rod; 103, motor; 104, telescopic rod; 105, tension spring; 106, base; 107, scraper; 108, push plate; 201, dual-axis motor; 202, fan blade; 203, rotating arm; 204, hollow box; 205, arc leaf spring; 206, mounting plate; 207, brush; 301, track; 302, collecting box; 303, reverse blocking plate; 304, baffle. DETAILED DESCRIPTION

[0026] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0027] In the present utility model, unless otherwise clearly stipulated and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0028] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0029] Embodiment 1:

[0030] like Figure 1-6 As shown, a safety ventilation device for mining comprises a pipe 100, wherein a cleaning mechanism is arranged inside the pipe 100, wherein the cleaning mechanism comprises a suspension rod 101, wherein the suspension rod 101 is welded to the top of the pipe 100, wherein an electric push rod 102 is fixed to one end of the suspension rod 101 by bolts, wherein a motor 103 is fixed to the extended end of the electric push rod 102 by bolts, wherein a plurality of telescopic rods 104 are fixed to the rotating end of the motor 103 by bolts, wherein a tension spring 105 is fixed to the outer side of the telescopic rod 104 by bolts, wherein a base 106 is fixed to one end of the telescopic rod 104 by bolts, wherein a scraper 107 is fixed to one side of the base 106 by bolts, A push plate 108 is fixed to one side of the motor 103 by bolts, and the push plate 108 is gap-matched with the inner wall of the pipe 100. A dredging mechanism is arranged on one side of the cleaning mechanism. A collecting mechanism is arranged below the pipe 100, and the collecting mechanism includes a track 301, and the track 301 is welded to the bottom of the pipe 100. A collecting box 302 is slidably connected to the inner wall of the track 301, and a reverse blocking plate 303 is fixed to the top of the collecting box 302 by bolts. A baffle 304 is rotatably connected to the bottom of the collecting box 302, and a rotating shaft 120 is rotatably connected to the bottom of the track 301, and a block 130 is rotatably connected to one end of the rotating shaft 120.

[0031] In this embodiment, a motor 103 is provided, and the motor 103 drives multiple telescopic rods 104 to rotate, generating centrifugal force. Under the action of the centrifugal force, the telescopic rods 104 extend, and the base 106 drives the scraper 107 to fit closely to the inner wall of the pipe 100. At the same time, the motor 103 can change the rotation speed, hammer the inner wall of the pipe 100, and crush the compacted dust. An electric push rod 102 is provided, and the electric push rod 102 can drive the motor 103 to move along the inner wall of the pipe 100, thereby cleaning the dust on the inner wall of the trachea, thereby ensuring the smoothness of the air flow inside the pipe 100. A collection box 302 is provided, and the dust is collected under the blocking effect of the blocking plate 303, so as to facilitate the next step of dust processing.

[0032] Embodiment 2:

[0033] like Figure 1-5 As shown, a safety ventilation device for mining, the dredging mechanism includes a double-axis motor 201, the double-axis motor 201 is fixed to the middle position of the pipeline 100 by bolts, one end of the double-axis motor 201 is fixed with a plurality of fan blades 202 by bolts, the other end of the double-axis motor 201 is fixed with a rotating arm 203 by bolts, a hollow box 204 is welded to one side of the rotating arm 203, the bottom of the hollow box 204 is slidably connected with an arc leaf spring 205, the inner wall of the hollow box 204 is slidably connected with a mounting plate 206, one side of the mounting plate 206 is fixed with a plurality of brushes 207 by bolts, one end of the pipeline 100 is fixed with a diffusion cover 110 by bolts, a connecting piece 140 is fixed with bolts on the top of the pipeline 100, a mounting crossbeam 150 is welded on the top of the connecting piece 140, and a grille plate 160 is fixed to the inner wall of the pipeline 100 by bolts.

[0034] In this embodiment, a dual-axis motor 201 is provided, which drives multiple fan blades 202 to rotate, thereby generating a negative pressure environment to attract air. The dual-axis motor 201 drives the hollow box 204 to rotate, and the arc-shaped leaf spring 205 squeezes the mounting plate 206, and multiple brushes 207 are pressed against the surface of the dustproof net to clean the dustproof net, thereby preventing the dustproof net from being blocked and avoiding frequent shutdowns to replace the dustproof net, thereby ensuring the ventilation efficiency of the mining process.

[0035] Although the present invention discloses embodiments and drawings, those skilled in the art will appreciate that various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims. Therefore, the scope of the present invention is not limited to the contents disclosed in the embodiments and drawings.

Claims

1. A safety ventilation device for mining, characterized in that: The invention comprises a pipeline (100), wherein a cleaning mechanism is arranged inside the pipeline (100), wherein the cleaning mechanism comprises a suspension rod (101), wherein the suspension rod (101) is welded to the top of the pipeline (100), wherein an electric push rod (102) is arranged at one end of the suspension rod (101), wherein a motor (103) is arranged at the extended end of the electric push rod (102), wherein a plurality of telescopic rods (104) are arranged at the rotating end of the motor (103), wherein a tension spring (105) is arranged on the outer side of the telescopic rod (104), wherein a base (106) is arranged at one end of the telescopic rod (104), wherein a scraper (107) is arranged at one side of the base (106), wherein a push plate (108) is arranged at one side of the motor (103), wherein the push plate (108) is clearance-matched with the inner wall of the pipeline (100), wherein a dredging mechanism is arranged at one side of the cleaning mechanism, and a collecting mechanism is arranged below the pipeline (100).

2. A safety ventilation device for mining according to claim 1, characterized in that: The dredging mechanism comprises a double-axis motor (201), the double-axis motor (201) is fixed to the middle position of the pipeline (100) by means of bolts, a plurality of fan blades (202) are arranged at one end of the double-axis motor (201), a rotating arm (203) is arranged at the other end of the double-axis motor (201), a hollow box (204) is arranged at one side of the rotating arm (203), an arc-shaped leaf spring (205) is arranged at the bottom of the hollow box (204), a mounting plate (206) is arranged at the inner wall of the hollow box (204), and a plurality of brushes (207) are arranged at one side of the mounting plate (206).

3. A safety ventilation device for mining according to claim 1, characterized in that: The collecting mechanism comprises a track (301), the track (301) is welded to the bottom of the pipeline (100), a collecting box (302) is arranged on the inner wall of the track (301), a reverse blocking plate (303) is arranged on the top of the collecting box (302), and a baffle (304) is arranged below the collecting box (302).

4. A safety ventilation device for mining according to claim 1, characterized in that: A diffusion cover (110) is provided at one end of the pipeline (100).

5. A safety ventilation device for mining according to claim 3, characterized in that: A rotating shaft (120) is arranged below the track (301), and a clamping block (130) is arranged at one end of the rotating shaft (120).

6. A safety ventilation device for mining according to claim 1, characterized in that: A connecting piece (140) is arranged above the pipeline (100), and a mounting crossbeam (150) is arranged above the connecting piece (140).

7. A safety ventilation device for mining according to claim 1, characterized in that: The inner wall of the pipeline (100) is provided with a grid plate (160).

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