Coal mine underground ventilation structure convenient to fix

Abstract

The utility model provides a coal mine underground ventilation structure convenient to fix, and relates to the technical field of ventilation structures, the coal mine underground ventilation structure comprises a barrel body, a protective cover is arranged on one side of the barrel body, the protective cover is inserted into the inner wall of the barrel body, a device convenient to disassemble is arranged between the protective cover and the barrel body, a motor and fan blades are arranged in the barrel body, and the motor is connected with the fan blades. The four corners of the bottom of the bottom plate are each provided with an auxiliary plate, the four auxiliary plates can divide the bottom of the bottom plate into four relatively independent parts, the four auxiliary plates are arranged at the four corners of the bottom of the bottom plate, the four auxiliary plates are arranged at the two ends of the bottom of the bottom plate, and the four auxiliary plates are arranged at the two ends of the bottom of the bottom plate. And under the action of the threaded rods, the threaded rods can drive the auxiliary plates connected with the threaded rods to move in the vertical direction, so that the positions of the four auxiliary plates can be correspondingly adjusted according to the actual concave-convex condition of the ground, and the whole mine ventilator can be located at a relatively horizontal position.

Description

TECHNICAL FIELD

[0001] The utility model relates to a ventilation structure technical field especially relates to a kind of coal mine underground ventilation structure of being convenient for fixed. BACKGROUND

[0002] Coal mine underground ventilator, i.e. mine ventilator, is the key system to ensure the safety production of coal mine and the health of miner, can deliver fresh air to each working face of mine, simultaneously expel harmful gas and dust from mine, provide comfortable working environment for miner, and effectively prevent the occurrence of gas explosion and other safety accidents.

[0003] When fixing and installing mine ventilator, since the ground under mine is more complex compared with ground, uneven ground is more common, which leads to that mine ventilator is difficult to be placed horizontally on ground, is prone to skew, is inconvenient to fix between mine ventilator and ground, and is inconvenient for normal operation of mine ventilator. UTILITY MODEL CONTENT

[0004] The utility model discloses to solve the uneven ground under mine, lead to that mine ventilator is difficult to be placed horizontally on ground, is prone to skew, is inconvenient to fix between mine ventilator and ground, and the problem that the normal operation of mine ventilator is inconvenient is proposed to a kind of ventilation structure.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a ventilation structure, including cylinder, the one side of cylinder is provided with the shroud, the shroud is inserted in the inner wall of cylinder, is provided with the convenient device between the shroud and cylinder, the inside of cylinder is provided with motor and fan blade, the output of motor and the one side of fan blade are all fixedly connected with pulley, the outer surface of two pulleys is provided with same transmission belt, the outer surface of cylinder is fixedly connected with connecting block, the bottom of connecting block is fixedly connected with bottom plate, the bottom of bottom plate is provided with auxiliary device, the auxiliary device includes four threaded barrels, four threaded barrels are respectively arranged in the inner wall at the four corners of bottom plate, the inner wall of threaded barrel is threadedly connected with threaded rod, one end of threaded rod is fixedly connected with auxiliary plate, the auxiliary plate is arranged at the bottom of bottom plate.

[0006] The effect achieved by the above-mentioned components is that: by arranging an auxiliary plate at each of the four corners of the bottom of the bottom plate, the bottom of the bottom plate is divided into four relatively independent parts, and under the action of the threaded cylinder and the threaded rod, rotating the threaded cylinder will drive the threaded rod to extend and retract in the inner wall of the threaded cylinder, and the threaded rod will drive the auxiliary plate connected thereto to move in the vertical direction in the process of extension and retraction, thereby facilitating corresponding adjustment of the positions of the four auxiliary plates according to the actual concave-convex condition of the ground, and thereby enabling the mine ventilator as a whole to be in a relatively horizontal position, which is conducive to preventing the mine ventilator from being skewed to cause problems such as inconvenience in fixing the mine ventilator to the ground and inconvenience in normal operation of the mine ventilator.

[0007] Preferably, the outer surface of the threaded cylinder is fixedly connected with a bearing, and the outer surface of the bearing is fixedly connected with the inner wall of the bottom plate.

[0008] The effect achieved by the above-mentioned components is that: by arranging a bearing, the friction between the threaded cylinder and the bottom plate can be reduced when the threaded cylinder is rotated, making it more labor-saving to rotate the threaded cylinder.

[0009] Preferably, one end of the threaded cylinder is fixedly connected with an operating block, and the outer surface of the operating block is provided with a protrusion.

[0010] The effect achieved by the above-mentioned components is that: by arranging an operating block, rotating the operating block can drive the threaded cylinder to rotate, and the outer surface of the operating block is provided with a protrusion, which can effectively increase the friction of the outer surface of the operating block and has an anti-skid effect when the operating block is rotated.

[0011] Preferably, the top of the auxiliary plate is fixedly connected with a rectangular plate, the outer surface of the rectangular plate is slidably connected with the inner wall of the bottom plate, and one end of the rectangular plate is fixedly connected with a stop block.

[0012] The effect achieved by the above-mentioned components is that: by arranging a rectangular plate, when the auxiliary plate moves under the action of the threaded rod, the auxiliary plate will drive the rectangular plate to slide synchronously in the inner wall of the bottom plate, and the rectangular plate can guide the auxiliary plate, and by arranging a stop block, the two ends of the rectangular plate are blocked, which is conducive to preventing the rectangular plate from separating from the inner wall of the bottom plate.

[0013] Preferably, one side of the rectangular plate is provided with a threaded pin, the outer surface of the threaded pin is threadedly inserted into the inner wall of the bottom plate, and one end of the threaded pin is fixedly connected with a hexagonal block.

[0014] The effect achieved by the above components is that: by arranging the threaded pin, rotating the hexagonal block to drive the threaded pin to stretch and retract in the inner wall of the bottom plate until the end of the threaded pin abuts against one side of the rectangular plate, the two rectangular plates and the bottom plate are fixed, thereby the auxiliary plate can be assisted and fixed, which is beneficial to improve the supporting capacity of the auxiliary plate for the mine ventilator.

[0015] Preferably, the convenient dismounting device comprises a plurality of round hole blocks, one end of each of the plurality of round hole blocks is fixedly connected with the outer surface of the shield, one side of the round hole block abuts against one side of the cylinder, a threaded plug rod is inserted in the inner wall of the round hole block, one end of the threaded plug rod is fixedly connected with one side of the cylinder, and a nut is threadedly connected with the outer surface of the threaded plug rod.

[0016] The effect achieved by the above components is that: by arranging the threaded plug rod, the plurality of round hole blocks are respectively sleeved on the outer surfaces of the plurality of threaded plug rods and abut against one side of the cylinder, and the nut is sleeved on one end of the threaded plug rod, rotating the nut to make one side of the nut abut against one side of the round hole block, the shield and the cylinder can be fixed, the shield can be prevented from being separated from the cylinder, and meanwhile the shield can be dismounted, thereby facilitating the individual maintenance, cleaning and replacement of the shield.

[0017] Preferably, one side of the nut is fixedly connected with a rubber pad, and the outer surface of the threaded plug rod is inserted in the inner wall of the rubber pad.

[0018] The effect achieved by the above components is that: by arranging the rubber pad, one side of the nut can abut against one side of the round hole block, and the friction between the nut and the round hole block is increased, which is beneficial to prevent the nut from loosening.

[0019] Preferably, a plurality of U-shaped blocks are uniformly fixedly connected with one side of the cylinder, and the outer surface of the round hole block is inserted in the inner wall of the U-shaped block.

[0020] The effect achieved by the above components is that: by arranging the U-shaped block, the U-shaped block can limit the round hole block, and the stability of the connection between the shield and the cylinder is improved.

[0021] Compared with the prior art, the advantages and positive effects of the utility model lie in that:

[0022] The utility model discloses a four auxiliary plates can divide the bottom of the bottom plate into four relatively independent parts, and under the action of the threaded rod, the threaded rod can drive the auxiliary plate connected therewith to move in the vertical direction, thereby facilitating corresponding adjustment of the positions of the four auxiliary plates according to the actual concave-convex condition of the ground, and the mine ventilation machine as a whole can be kept in a relatively horizontal position, which is beneficial to preventing the mine ventilation machine from being skewed and causing problems such as inconvenience in fixing the mine ventilation machine to the ground and inconvenience in normal operation of the mine ventilation machine. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the three-dimensional structure schematic diagram of the utility model main body;

[0024] Figure 2 It is the three-dimensional structure schematic diagram of the utility model auxiliary device;

[0025] Figure 3 It is the three-dimensional structure schematic diagram of the utility model Figure 2 It is the three-dimensional structure schematic diagram of the utility model

[0026] Figure 4 It is the three-dimensional structure schematic diagram of the utility model convenient dismounting device;

[0027] Figure 5 It is the three-dimensional structure schematic diagram of the utility model Figure 4 It is the three-dimensional structure schematic diagram of the utility model

[0028] Legend: 1, cylinder;2, guard;3, convenient dismounting device;31, round hole block;32, threaded pin;33, nut;34, rubber pad;35, U-shaped block;4, fan blade;5, motor;6, pulley;7, transmission belt;8, connecting block;9, auxiliary device;91, threaded cylinder;92, threaded rod;93, auxiliary plate;94, bearing;95, operating block;96, rectangular plate;97, stop block;98, threaded plug rod;99, hexagonal block;10, bottom plate. DETAILED DESCRIPTION

[0029] Example 1, refer to Figures 1-3As shown, the embodiment discloses a convenient fixed coal mine underground ventilation structure, which comprises a cylinder 1, a guard shield 2 is arranged on one side of the cylinder 1, the guard shield 2 is inserted into the inner wall of the cylinder 1, a convenient disassembly device 3 is arranged between the guard shield 2 and the cylinder 1, a motor 5 and a fan blade 4 are arranged in the cylinder 1, a belt pulley 6 is fixedly connected to the output end of the motor 5 and one side of the fan blade 4, the outer surfaces of the two belt pulleys 6 are provided with the same transmission belt 7, a connecting block 8 is fixedly connected to the outer surface of the cylinder 1, a bottom plate 10 is fixedly connected to the bottom of the connecting block 8, an auxiliary device 9 is arranged on the bottom of the bottom plate 10, the auxiliary device 9 comprises four threaded cylinders 91, the four threaded cylinders 91 are arranged on the inner walls at the four corners of the bottom plate 10 respectively, threaded rods 92 are threadedly connected to the inner walls of the threaded cylinders 91, auxiliary plates 93 are fixedly connected to one end of the threaded rods 92, the auxiliary plates 93 are arranged on the bottom of the bottom plate 10, by arranging one auxiliary plate 93 at each of the four corners of the bottom of the bottom plate 10, the bottom of the bottom plate 10 can be divided into four relatively independent parts, under the action of the threaded cylinder 91 and the threaded rod 92, rotating the threaded cylinder 91 can drive the threaded rod 92 to stretch and retract in the inner wall of the threaded cylinder 91, the threaded rod 92 can drive the auxiliary plate 93 connected thereto to move in the vertical direction in the process of stretching and retracting, thereby facilitating the corresponding adjustment of the positions of the four auxiliary plates 93 according to the actual concave-convex condition of the ground, thereby enabling the mine ventilation machine to be in a relatively horizontal position, which is beneficial to preventing the mine ventilation machine from being inclined and causing the problems of inconvenience in fixing the mine ventilation machine to the ground and inconvenience in normal operation of the mine ventilation machine; starting the motor 5 can drive one belt pulley 6 to rotate, the belt pulley 6 can drive the transmission belt 7 to rotate, the transmission belt 7 can drive the other belt pulley 6 to rotate, thereby driving the fan blade 4 to rotate, the fan blade 4 can produce inwardly flowing air in the process of rotating, thereby driving the air in the mine to flow out of the mine through the cylinder 1.

[0030] Referring to Figure 2 and Figure 3 As shown, the outer surface of the threaded cylinder 91 is fixedly connected with a bearing 94, the outer surface of the bearing 94 is fixedly connected with the inner wall of the bottom plate 10, by arranging the bearing 94, the friction between the threaded cylinder 91 and the bottom plate 10 can be reduced when rotating the threaded cylinder 91, so that it is more labor-saving when rotating the threaded cylinder 91; one end of the threaded cylinder 91 is fixedly connected with an operating block 95, the outer surface of the operating block 95 is provided with a protrusion, by arranging the operating block 95, rotating the operating block 95 can drive the threaded cylinder 91 to rotate, and the outer surface of the operating block 95 is provided with a protrusion, which can effectively increase the friction of the outer surface of the operating block 95, and has the effect of preventing slipping when rotating the operating block 95.

[0031] Referring to Figure 2 and Figure 3As shown, the top of the auxiliary plate 93 is fixedly connected with a rectangular plate 96, the outer surface of the rectangular plate 96 is slidably connected with the inner wall of the bottom plate 10, one end of the rectangular plate 96 is fixedly connected with a stop block 97, by arranging the rectangular plate 96, when the auxiliary plate 93 moves under the action of the threaded rod 92, the auxiliary plate 93 will drive the rectangular plate 96 to slide synchronously on the inner wall of the bottom plate 10, the rectangular plate 96 can guide the auxiliary plate 93, and meanwhile, by arranging the stop block 97, the two ends of the rectangular plate 96 are blocked, which is favorable for preventing the rectangular plate 96 from being separated from the inner wall of the bottom plate 10; one side of the rectangular plate 96 is provided with a threaded pin 98, the outer surface of the threaded pin 98 is threadedly inserted into the inner wall of the bottom plate 10, one end of the threaded pin 98 is fixedly connected with a hexagonal block 99, by arranging the threaded pin 98, rotating the hexagonal block 99 drives the threaded pin 98 to rotate, so that the threaded pin 98 is telescoped in the inner wall of the bottom plate 10 until one end of the threaded pin 98 abuts against one side of the rectangular plate 96, then the two are fixed between the rectangular plate 96 and the bottom plate 10, thereby being capable of assisting in supporting and fixing the auxiliary plate 93, which is favorable for improving the supporting capacity of the auxiliary plate 93 on the mine ventilator.

[0032] Referring to Figure 4 and Figure 5 As shown, the nut 33 is fixedly connected with a rubber pad 34 on one side, the outer surface of the threaded plug rod 32 is inserted into the inner wall of the rubber pad 34, by arranging the rubber pad 34, the one side of the nut 33 can abut against the one side of the round hole block 31, and the friction between the nut 33 and the round hole block 31 is increased, which is favorable for preventing the nut 33 from loosening; the one side of the cylinder body 1 is uniformly fixedly connected with a plurality of U-shaped blocks 35, the outer surface of the round hole block 31 is inserted into the inner wall of the U-shaped block 35, by arranging the U-shaped block 35, the U-shaped block 35 can limit the round hole block 31, and the stability of the connection between the shield 2 and the cylinder body 1 is improved.

[0033] Referring to Figure 4 and Figure 5 As shown, the nut 33 is fixedly connected with a rubber pad 34 on one side, the outer surface of the threaded plug rod 32 is inserted into the inner wall of the rubber pad 34, by arranging the rubber pad 34, the one side of the nut 33 can abut against the one side of the round hole block 31, and the friction between the nut 33 and the round hole block 31 is increased, which is favorable for preventing the nut 33 from loosening; the one side of the cylinder body 1 is uniformly fixedly connected with a plurality of U-shaped blocks 35, the outer surface of the round hole block 31 is inserted into the inner wall of the U-shaped block 35, by arranging the U-shaped block 35, the U-shaped block 35 can limit the round hole block 31, and the stability of the connection between the shield 2 and the cylinder body 1 is improved.

[0034] Working principle: rotating four operation blocks 95 respectively drives threaded cylinder 91 to rotate, threaded cylinder 91 drives threaded rod 92 to stretch and retract in the inner wall of threaded cylinder 91, threaded rod 92 drives auxiliary plate 93 to move in the vertical direction in the process of stretching and retracting, auxiliary plate 93 drives rectangular plate 96 to slide in the inner wall of bottom plate 10 synchronously, thereby facilitating corresponding adjustment of the positions of four auxiliary plates 93 according to the actual concave-convex condition of the ground, until the whole mine ventilator is in a relatively horizontal position, then rotating four hexagonal blocks 99 respectively drives threaded pin 98 to rotate, until one end of threaded pin 98 abuts against one side of rectangular plate 96, then the two fix rectangular plate 96 and bottom plate 10, thereby being able to assist in supporting and fixing auxiliary plate 93, which is conducive to preventing the problem that the mine ventilator is inclined and thus inconvenient to fix between the mine ventilator and the ground and inconvenient for normal operation of the mine ventilator; a plurality of round hole blocks 31 are respectively sleeved on the outer surfaces of a plurality of threaded insertion rods 32, round hole blocks 31 are inserted into the inner wall of U-shaped block 35, and one side of round hole block 31 abuts against one side of cylinder body 1, then nut 33 is sleeved on one end of threaded insertion rod 32, rotating nut 33 makes rubber pad 34 on one side of nut 33 abut against one side of round hole block 31, which can fix the relationship between guard shield 2 and cylinder body 1, prevent guard shield 2 from separating from cylinder body 1, and make guard shield 2 detachable, thereby facilitating individual maintenance, cleaning and replacement of guard shield 2.

Claims

1. A coal mine underground ventilation structure facilitating fixation, comprising a cylinder (1), characterized in that: The side of the barrel (1) is provided with a shield (2), the shield (2) is inserted in the inner wall of the barrel (1), the shield (2) and the barrel (1) are provided with a convenient device (3), the inside of the barrel (1) is provided with a motor (5) and a fan blade (4), the output end of the motor (5) and one side of the fan blade (4) are fixedly connected with a belt pulley (6), the outer surfaces of the two belt pulleys (6) are provided with the same transmission belt (7), the outer surface of the barrel (1) is fixedly connected with a connecting block (8), the bottom of the connecting block (8) is fixedly connected with a bottom plate (10), the bottom of the bottom plate (10) is provided with an auxiliary device (9), the auxiliary device (9) comprises four threaded cylinders (91), four threaded cylinders (91) are arranged on the inner wall at the four corners of the bottom plate (10) respectively, the inner wall of the threaded cylinder (91) is threadedly connected with a threaded rod (92), one end of the threaded rod (92) is fixedly connected with an auxiliary plate (93), and the auxiliary plate (93) is arranged on the bottom of the bottom plate (10).

2. The coal mine underground ventilation structure of claim 1, wherein: The outer surface of the threaded cylinder (91) is fixedly connected with a bearing (94), and the outer surface of the bearing (94) is fixedly connected with the inner wall of the bottom plate (10).

3. The coal mine underground ventilation structure of claim 1, wherein: One end of the threaded cylinder (91) is fixedly connected with an operating block (95), and the outer surface of the operating block (95) is provided with a convex.

4. The coal mine underground ventilation structure of claim 1, wherein: The top of the auxiliary plate (93) is fixedly connected with a rectangular plate (96), the outer surface of the rectangular plate (96) is slidably connected with the inner wall of the bottom plate (10), and one end of the rectangular plate (96) is fixedly connected with a stop block (97).

5. A mine ventilation structure according to claim 4, wherein: One side of the rectangular plate (96) is provided with a threaded pin (98), the outer surface of the threaded pin (98) is threadedly inserted in the inner wall of the bottom plate (10), and one end of the threaded pin (98) is fixedly connected with a hexagonal block (99).

6. The coal mine underground ventilation structure of claim 1, wherein: The convenient device (3) comprises a plurality of round hole blocks (31), one end of each of the plurality of round hole blocks (31) is fixedly connected with the outer surface of the shield (2), one side of the round hole block (31) abuts against one side of the barrel (1), the inner wall of the round hole block (31) is inserted with a threaded plug rod (32), one end of the threaded plug rod (32) is fixedly connected with one side of the barrel (1), and the outer surface of the threaded plug rod (32) is threadedly connected with a nut (33).

7. A mine ventilation structure according to claim 6, wherein: One side of the nut (33) is fixedly connected with a rubber pad (34), and the outer surface of the threaded plug rod (32) is inserted in the inner wall of the rubber pad (34).

8. The coal mine underground ventilation structure of claim 6, wherein: The side of the barrel (1) is uniformly fixedly connected with a plurality of U-shaped blocks (35), and the outer surface of the round hole block (31) is inserted in the inner wall of the U-shaped block (35).

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