Mine ventilation device for mining

Abstract

The utility model relates to the technical field of mining ventilation equipment, in particular to a mining mine ventilation device which comprises an air duct shell, an air duct is inserted into the air duct shell, a rotating ring is rotatably connected to the air duct shell, a first sleeve rod is fixedly connected to the rotating ring, and a second sleeve rod is fixedly connected to the first sleeve rod. A first sleeve rod is fixedly connected to the air duct shell, a second sleeve rod is fixedly connected to the air duct shell, sleeve rings are connected to the first sleeve rod and the second sleeve rod in a sleeving mode, a fixing rope is slidably connected to a port of the air duct, the two sleeve rings are fixedly connected to the two ends of the fixing rope respectively, and a supporting structure and a limiting structure are installed on the air duct shell. After the two ends of the rope are crossed, the sleeve rings fixedly connected with the two ends of the rope are arranged on the two sleeve rods in a sleeving mode, then the first sleeve rod is driven by the rotating ring to rotate in the direction away from the second sleeve rod, the first sleeve rod drives one end of the fixing rope to move, and therefore the fixing rope is pulled more and more tightly, and the fixing effect of the fixing rope on the air guide pipe is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to a ventilation device, concretely is a mine ventilation device for mining belongs to mining ventilation equipment technical field. BACKGROUND

[0002] In the coal mining process, because the mine of coal mining is generally deep, thereby leading to the air in the deep mine is rarefied, and a large amount of harmful gases are mixed in the air, in order to safely mine, often needs to carry out ventilation to the mine, in order to input a large amount of fresh air, improve the working environment of worker, therefore will install the ventilation device in the mine, and the mine ventilation device type is numerous, wherein the small tunnel air blower is a kind of ventilation equipment specially designed for narrow tunnel environment, and when the main ventilation system of mine tunnel fails, small tunnel air blower can be used as temporary emergency equipment, and the air inlet end of air guide pipe is sleeved in the air outlet of air guide cylinder when the air blower is used, so that the air in the air guide pipe is transported to the area needing ventilation in the tunnel by the air guide cylinder.

[0003] However, the conventional small tunnel air blower is fixed by the rope of the end of the air guide pipe, the end of the air guide pipe is tightened and abuts against the air guide cylinder shell of the air guide cylinder, if the rope is not fixed firmly or gradually loosens after long-term use, the air guide pipe is easy to fall off, thereby affecting the air conveying effect and the stability of the air blower. UTILITY MODEL CONTENTS

[0004] The utility model discloses a mine ventilation device for mining, the air guide pipe is fixed by fixing structure, so that the air guide pipe is always close to the air guide cylinder shell of the air guide cylinder and cannot slip off, so that the air blower is more stable and reliable, and more convenient and flexible.

[0005] The utility model discloses a mine ventilation device for mining, the air guide pipe is fixed by fixing structure, so that the air guide pipe is always close to the air guide cylinder shell of the air guide cylinder and cannot slip off, so that the air blower is more stable and reliable, and more convenient and flexible.

[0006] Preferably, the end of the first sleeve rod is "L" shaped structure, the end of the second sleeve rod is "L" shaped structure, recess is set up on the first sleeve rod and the second sleeve rod, and the two sleeve rings are engaged with the corresponding recess.

[0007] Preferably, the rotating ring is fixedly connected with a handle, and the handle is perpendicular to the rotating ring.

[0008] Preferably, the limiting structure comprises a limiting rod, the handle is slidably connected with the limiting rod, a plurality of limiting holes are arranged in the air duct shell in a circular array, and the end of the limiting rod is clamped with one of the limiting holes.

[0009] Preferably, the limiting rod is fixedly connected with a stopper, and the stopper is slidably connected with the rotating ring.

[0010] Preferably, a spring is fixedly connected between the stopper and the handle, one end of the spring is fixedly connected with the stopper, and the other end of the spring is fixedly connected with the bottom end of the handle.

[0011] Preferably, the top end of the limiting rod is fixedly connected with a pull ring, and the limiting rod is provided with a slope structure.

[0012] Preferably, the supporting structure comprises two supporting frames, the air duct shell is provided with the two supporting frames, and the supporting frames are threadedly connected with two supporting legs.

[0013] Preferably, a plurality of connecting plates are fixedly connected to the inner wall of the air duct shell, one same motor is fixedly connected to the connecting plates, and an impeller is fixedly connected to the output shaft of the motor.

[0014] The air duct shell is provided with an air duct, the air duct shell is rotatably connected with a rotating ring, the rotating ring is fixedly connected with a first sleeve rod, the air duct shell is fixedly connected with a second sleeve rod, the first sleeve rod and the second sleeve rod are both sleeved with a sleeve ring, the end of the air duct is slidably connected with a fixed rope, the two sleeve rings are fixedly connected to the two ends of the fixed rope, respectively, and the air duct shell is provided with a supporting structure and a limiting structure. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the utility model;

[0016] Figure 2 It is Figure 1 The enlarged structure schematic view of A part shown in the figure;

[0017] Figure 3 It is a connecting structure schematic view of the supporting frame and the supporting leg of the utility model;

[0018] Figure 4 It is the connecting structure schematic view of the handle and the limiting rod of the utility model;

[0019] Figure 5 It is the connecting structure schematic view of the connecting plate and the motor of the utility model;

[0020] Figure 6 It is Figure 5 The enlarged structure schematic view of B part shown in the figure.

[0021] In the figure: 1, air duct shell; 2, fixed structure; 201, swivel; 202, handle; 203, first sleeve rod; 204, sleeve ring; 205, fixed rope; 206, second sleeve rod; 207, groove; 3, air duct; 4, support structure; 401, support frame; 402, support foot; 5, impeller; 6, limiting structure; 601, limiting rod; 602, pull ring; 603, limiting hole; 604, stop block; 605, spring; 7, connecting plate; 8, motor. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-6 As shown in the figure, a mine ventilation device for mining, including air duct shell 1, the air duct shell 1 is inserted with air duct 3, the air duct shell 1 is installed with fixed structure 2, the fixed structure 2 includes swivel 201, the air duct shell 1 is rotatably connected with swivel 201, the swivel 201 is fixedly connected with first sleeve rod 203, the air duct shell 1 is fixedly connected with second sleeve rod 206, the first sleeve rod 203 and second sleeve rod 206 are all sleeved with sleeve ring 204, the port of air duct 3 is slidably connected with fixed rope 205, two sleeve rings 204 are fixedly connected to the two ends of fixed rope 205 respectively, the air duct shell 1 is installed with support structure 4 and limiting structure 6.

[0024] As a technical optimization scheme of the utility model, the end of first sleeve rod 203 is "L" shaped structure, the end of second sleeve rod 206 is "L" shaped structure, the first sleeve rod 203 and second sleeve rod 206 are all provided with groove 207, two sleeve rings 204 are clamped with corresponding groove 207; make sleeve ring 204 unable to slip off from first sleeve rod 203 and second sleeve rod 206, increase the stability of sleeve ring 204.

[0025] As a technical optimization scheme of the utility model, the handle 202 is fixedly connected with the rotating ring 201, and the handle 202 is perpendicular to the rotating ring 201.

[0026] As a technical optimization scheme of the utility model, the limiting structure 6 includes a limiting rod 601, the limiting rod 601 is slidably connected in the handle 202, a plurality of limiting holes 603 are circumferentially arranged on the air duct shell 1, the end of the limiting rod 601 is clamped with one of the limiting holes 603, a stop block 604 is fixedly connected on the limiting rod 601, the stop block 604 is slidably connected with the rotating ring 201, a spring 605 is fixedly connected between the stop block 604 and the handle 202, one end of the spring 605 is fixedly connected with the stop block 604, the other end of the spring 605 is fixedly connected with the bottom end of the handle 202, a pull ring 602 is fixedly connected on the top end of the limiting rod 601, and the limiting rod 601 is provided with a slope structure; the handle 202 is rotated, the bottom end of the limiting rod 601 is provided with a slope structure, and the limiting rod 601 has a guiding effect, when the handle 202 is rotated, the handle 202 drives the limiting rod 601 to slide out of the limiting hole 603, the limiting rod 601 drives the stop block 604 to slide upwards, the stop block 604 abuts against the spring 605 to contract, so that the limiting rod 601 does not limit the rotating ring 201, and then the handle 202 can drive the rotating ring 201 to rotate towards the direction away from the second sleeve rod 206; when the air inlet of the air duct 3 is completely tightened, the fixing rope 205 cannot be moved any more, at this time, the spring 605 is reset, the spring 605 drives the limiting rod 601 to be clamped into the corresponding limiting hole 603 through the stop block 604, so that the fixing rope 205 cannot drive the rotating ring 201 to rotate back, and then the stability of the fixing rope 205 is increased, so that the fixing rope 205 always tightens the air inlet of the air duct 3, when the air duct 3 needs to be removed, the pull ring 602 is pulled upwards, the pull ring 602 drives the limiting rod 601 to slide out of the limiting hole 603, and then the rotating ring 201 starts to rotate back under the reaction force of the fixing rope 205, so that the fixing rope 205 does not tighten the air inlet of the air duct 3 any more.

[0027] As a technical optimization scheme of the utility model, the support structure 4 includes two support frames 401, two support frames 401 are installed on the air duct shell 1, two support legs 402 are screw connected on the support frame 401;The air duct shell 1 of the air supply machine is placed on the ground, the air duct shell 1 is placed on the ground, four support legs 402 are closely attached to the ground and support the air duct shell 1, when the ground is uneven or the height of the air duct shell 1 needs to be adjusted, the nut is rotated, the nut is not in contact with the support frame 401, then the support leg 402 is rotated, the support leg 402 is moved in the vertical direction on the support frame 401, the levelness of the air duct shell 1 can be accurately adjusted by adjusting the height of the four support legs 402, the air duct shell 1 is kept stable on the uneven tunnel ground, and the height of the air duct shell 1 can be flexibly adjusted by the cooperation of the support frame 401 and the support leg 402.

[0028] As a technical optimization scheme of the utility model, the inner wall of the air duct shell 1 is fixedly connected with a plurality of connecting plates 7, the same motor 8 is fixedly connected on the plurality of connecting plates 7, and the output shaft of the motor 8 is fixedly connected with an impeller 5;Start the motor 8, the motor 8 drives the impeller 5 to rotate to produce a pressure difference to suck air and accelerate to discharge to the air outlet of the air duct shell 1 into the air duct 3, and then is delivered to the tunnel through the air duct 3, thereby realizing the ventilation and air exchange work of the mine tunnel.

[0029] The utility model discloses a wind -guided pipe 3 is set up on the outer wall of the air -outlet one end of the air -guiding barrel casing 1, then the both ends of fixed rope 205 are pulled, and then the both ends of fixed rope 205 are crossed, and then the sleeve ring 204 of one end of fixed rope 205 is inserted on the second sleeve rod 206, thereby making one end of fixed rope 205 keep fixed, then the sleeve ring 204 of the other end of fixed rope 205 is inserted on the first sleeve rod 203, and the handle 202 is rotated, the bottom end of limiting rod 601 is equipped with inclined plane structure, has the direction function to limiting rod 601, when the handle 202 is rotated, the handle 202 drives limiting rod 601 to slide out from the limiting hole 603, and limiting rod 601 drives the baffle block 604 to slide up, and the baffle block 604 is in contact with spring 605 contraction, thereby making limiting rod 601 not limit the rotation ring 201, and further make the handle 202 can drive rotation ring 201 rotate to the direction of facing away from the second sleeve rod 206, and the rotation ring 201 rotates and drives the first sleeve rod 203 to rotate, and the first sleeve rod 203 drives fixed rope 205 to slide in the air -guided pipe 3 through sleeve ring 204, makes the air -inlet of air -guided pipe 3 be constantly tightened, thereby making air -guided pipe 3 closely adhere to the outer wall of air -guiding barrel casing 1 and unable to slide off, make the air -supplying machine use more stable and reliable, and more convenient and flexible simultaneously.

[0030] It will be obvious to a person skilled in the art that the application is not limited to the details of the above-described exemplary embodiments, but that the application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the application. The embodiments should, therefore, be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalents of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

[0031] Furthermore, it should be understood that although the present specification is described in terms of embodiments, not every implementation embodies only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A mine ventilation device for mining, comprising a ventilation shaft housing (1), characterised in that: The air duct shell (1) is inserted with an air duct (3), the air duct shell (1) is provided with a fixing structure (2), the fixing structure (2) comprises a swivel (201), the air duct shell (1) is rotatably connected with the swivel (201), the swivel (201) is fixedly connected with a first sleeve rod (203), the air duct shell (1) is fixedly connected with a second sleeve rod (206), the first sleeve rod (203) and the second sleeve rod (206) are both sleeved with a sleeve ring (204), the port of the air duct (3) is slidably connected with a fixing rope (205), the two sleeve rings (204) are fixedly connected to the two ends of the fixing rope (205) respectively, and the air duct shell (1) is provided with a supporting structure (4) and a limiting structure (6).

2. A mine ventilation device for use in mining according to claim 1, characterized in that: The end of the first sleeve rod (203) is in "L" shape structure, the end of the second sleeve rod (206) is in "L" shape structure, and the first sleeve rod (203) and the second sleeve rod (206) are both provided with a groove (207), and the two sleeve rings (204) are clamped with the corresponding grooves (207).

3. A mine ventilation device for use in mining according to claim 1, characterized in that: The swivel (201) is fixedly connected with a handle (202), and the handle (202) is perpendicular to the swivel (201).

4. A mine ventilation device for use in mining according to claim 3, characterised in that: The limiting structure (6) comprises a limiting rod (601), the handle (202) is slidably connected with the limiting rod (601), a plurality of limiting holes (603) are circumferentially arranged on the air duct shell (1), and the end of the limiting rod (601) is clamped with one of the limiting holes (603).

5. A mine ventilation device for use in mining according to claim 4, characterised in that: The limiting rod (601) is fixedly connected with a stop block (604), and the stop block (604) is slidably connected with the swivel (201).

6. A mine ventilation device for use in mining according to claim 5, characterised in that: A spring (605) is fixedly connected between the stop block (604) and the handle (202), one end of the spring (605) is fixedly connected with the stop block (604), and the other end of the spring (605) is fixedly connected with the bottom end of the handle (202).

7. A mine ventilation device for use in mining according to claim 5, characterized in that: The top end of the limiting rod (601) is fixedly connected with a pull ring (602), and the limiting rod (601) is provided with an inclined surface structure.

8. A mine ventilation device for use in mining according to claim 1, characterized in that: The supporting structure (4) comprises two supporting frames (401), the air duct shell (1) is provided with the two supporting frames (401), and the supporting frames (401) are threadedly connected with two supporting legs (402).

9. A mine ventilation device for use in mining according to claim 1, characterized in that: A plurality of connecting plates (7) are fixedly connected to the inner wall of the air duct shell (1), one same motor (8) is fixedly connected to the plurality of connecting plates (7), and a impeller (5) is fixedly connected to the output shaft of the motor (8).

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