Energy-saving mining ventilation device

Abstract

The utility model relates to the technical field of mining ventilation devices, in particular to an energy-saving mining ventilation device which is characterized in that a fixed fan is arranged at an opening in the front side of a shell, sliding grooves are formed in the inner walls of the left side and the right side of the shell, a motor is fixedly arranged on the front side of the shell, the output end of the motor is connected with the fixed fan, and the motor is connected with an external power supply; the front end of the limiting rotating shaft is connected with the middle of the fixed fan; the left end and the right end of the moving plate are slidably arranged in the sliding grooves, the middle of the moving plate is rotationally connected with a rotating plate through a bearing, the rotating plate is connected with the limiting rotating shaft in a matched mode, and the movable fan is arranged on the rear side face of the rotating plate. According to the depth of the mining channel, the position of the movable fan is controlled through the matching effect of the adjusting screw rod and the guide rod, air can be conveniently conveyed into the mining channel, and therefore the energy-saving effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of mining ventilation devices, in particular to an energy-saving mining ventilation device. Background Art

[0002] Existing mining ventilation devices can transport air to the depths of the mine to ensure a good construction environment for construction workers. However, since the ventilation device cannot be adjusted according to the length of the mine excavation, when the mine is too long, the ventilation power needs to be increased, resulting in energy waste. Therefore, an energy-saving mining ventilation device is urgently needed to solve the above problems. Utility Model Content

[0003] The purpose of the utility model is to provide an energy-saving mining ventilation device in view of the defects and shortcomings of the prior art, and its technical features can solve the above problems.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: it comprises:

[0005] The shell is a hollow cylindrical structure with openings on both sides, the fixed fan is arranged at the front opening of the shell, the inner walls on the left and right sides of the shell are provided with slide grooves, the motor is fixedly arranged at the front side of the shell, the output end of the motor is connected to the fixed fan, and the motor is connected to an external power supply;

[0006] A limit rotating shaft, the front end of which is connected to the middle of the fixed fan;

[0007] A movable plate, wherein the left and right ends of the movable plate are slidably arranged in the slide groove, a rotating plate is screwed to the middle of the movable plate by means of a bearing, the rotating plate is cooperatively connected with the limit rotating shaft, and a movable fan is arranged on the rear side of the rotating plate;

[0008] A guide rod, wherein the guide rod is arranged in the slide groove on the right side, and the right end of the movable plate is cooperatively connected with the guide rod;

[0009] The adjusting screw is screwed in the left sliding groove by a bearing, and the left end of the moving plate is screwed on the adjusting screw.

[0010] By adopting the above design scheme, a motor is used to drive the limited shaft to rotate, thereby driving the fixed fan and the movable fan to rotate synchronously, and then the position of the movable fan is controlled by adjusting the screw according to the on-site conditions of the mining construction.

[0011] Preferably, a rotating assembly is provided on the side wall of the housing, and the rotating assembly comprises:

[0012] A folded bellows, wherein the folded bellows is arranged on the side wall of the shell through the folded bellows, and the folded bellows is located between the fixed fan and the movable fan;

[0013] Limiting plates, there are two limiting plates, the two limiting plates are respectively fixed with the ends of the limiting rotating shaft, and a plurality of connecting rods are movably inserted at equal angles on the opposite surfaces of the limiting plates, the ends of the two corresponding connecting rods are screwed together by using spherical joint bearings, and the limiting plates are located between the folded bellows;

[0014] The fixing seats are multiple in number and are respectively arranged at the bottom of the front and rear ends of the shell.

[0015] By adopting the above design scheme, the shell is bent according to the angle of the mining channel through the folding effect of the folding bellows and the rotation of the connecting rod, so as to facilitate the transportation of air.

[0016] Preferably, a plurality of connecting rod ends are provided with a resistance plate, a spring is arranged on the connecting rod, and both ends of the spring are respectively connected to the limit plate and the resistance plate, and the elastic force of the spring is used to limit the position of the connecting rod on the limit plate.

[0017] Preferably, a plurality of limit rods are provided on the outer wall of the shell by means of bolts, and the positions of the shells on the front and rear sides are limited by the limit rods to avoid damage to the folding bellows.

[0018] Preferably, several fixing seats are all threadedly connected with interference screws, and the interference screws are used to control the height of the fixing seats, so that the front and rear ends can be adjusted to a horizontal position.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] 1. According to the depth of the mining channel, the position of the active fan is controlled by adjusting the cooperation between the screw and the guide rod, so as to facilitate the delivery of air into the mining channel, thereby achieving energy-saving effect;

[0021] 2. A rotating assembly is provided, and the folding of the folding bellows is utilized, and the rotation of the limit plate and the connecting rod is coordinated, so that the bellows can be bent according to the angle of the mining channel, thereby improving the efficiency of conveying air. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the utility model.

[0023] Figure 2 It is a structural schematic diagram of a fixed fan and a movable fan in the utility model.

[0024] Figure 3 It is a structural schematic diagram of the rotating component in the utility model.

[0025] Figure 4 It is a structural schematic diagram of the limiting plate and the connecting rod in the utility model.

[0026] Description of reference numerals:

[0027] Shell 1, fixed fan 2, slide slot 3, motor 4, limit shaft 5, movable plate 6, rotating plate 7, movable fan 8, guide rod 9, adjusting screw 10, rotating assembly 11, folding bellows 12, limit plate 13, connecting rod 14, fixed seat 15, resistance plate 16, spring 17, limit rod 18, resistance screw 19. DETAILED DESCRIPTION

[0028] The utility model is further described below in conjunction with the accompanying drawings.

[0029] like Figure 1 -- Figure 4 As shown, this specific implementation adopts the following technical solution: it includes:

[0030] The housing 1 is a hollow cylindrical structure with openings on both sides, the fixed fan 2 is arranged at the front opening of the housing 1, and the inner walls on the left and right sides of the housing 1 are provided with slide grooves 3. The motor 4 is fixedly arranged at the front side of the housing 1, and the output end of the motor 4 is connected to the fixed fan 2. The motor 4 is connected to an external power supply, and the motor 4 is used to control the rotation of the fixed fan 2, so as to facilitate the delivery of air into the housing 1;

[0031] A limit shaft 5, the front end of which is connected to the middle of the fixed fan 2, and a tooth groove is provided on the limit shaft 5;

[0032] The movable plate 6, the left and right ends of the movable plate 6 are slidably arranged in the slide groove 3, the middle part of the movable plate 6 is screwed with a rotating plate 7 by a bearing, the rotating plate 7 is matched and connected with the limit rotating shaft 5, and the movable fan 8 is arranged on the rear side of the rotating plate 7, and the movable fan 8 is driven to rotate by the rotation of the limit rotating shaft 5;

[0033] A guide rod 9, wherein the guide rod 9 is arranged in the right slide groove 3, and the right end of the movable plate 6 is connected with the guide rod 9, and the guide rod 9 plays a guiding role;

[0034] An adjusting screw 10, wherein the adjusting screw 10 is screwed into the left slide groove 3 by a bearing, and the left end of the movable plate 6 is screwed onto the adjusting screw 10 by a thread. The position of the movable fan 8 is controlled by the adjusting screw 10. When the movable fan 8 is located at the rear opening of the housing 1, the air transport efficiency to the mining passage is maximized;

[0035] A rotating assembly 11 is provided on the side wall of the housing 1. The rotating assembly 11 includes:

[0036] A folding bellows 12 is provided through the side wall of the housing 1, and the folding bellows 12 is located between the fixed fan 2 and the movable fan 8. The folding bellows 12 is made of metal material. The housing 1 can be bent according to the angle of the mining passage through the folding bellows 12. A plurality of limit rods 18 are provided on the outer wall of the housing 1 by bolts. The limit rods 18 limit the positions of the housing 1 on the front and rear sides to avoid damage to the folding bellows 12.

[0037] The limiting plates 13 are two, and the two limiting plates 13 are respectively fixed with the ends of the limiting rotating shaft 5, and a plurality of connecting rods 14 are movably inserted at equal angles on the opposite surfaces of the limiting plates 13, and the ends of the two corresponding connecting rods 14 are screwed together by using spherical joint bearings, and the limiting plates 13 are located between the folded bellows 12, and the two limiting plates 13 can be easily adjusted to a suitable angle by rotating the connecting rods 14, and the ends of the plurality of connecting rods 14 are provided with a contact plate 16, and a spring 17 is arranged on the connecting rod 14, and the two ends of the spring 17 are respectively connected to the limiting plates 13 and the contact plate 16, and the elastic force of the spring 17 is used to limit the position of the connecting rod 14 on the limiting plates 13;

[0038] There are several fixing seats 15, which are respectively arranged at the bottom of the shell 1, so that the front and rear ends of the shell 1 can be installed on the ground. The two fixing seats 15 are both threaded with a resistance screw 19, and the resistance screw 19 is used to control the height of the fixing seat 15, so that the front and rear ends can be adjusted to a horizontal position.

[0039] When using the utility model, the operator first uses the folding effect of the folding bellows 12 to bend the shell 1 to a suitable position according to the bending angle of the mining channel, and then adjusts the height of the fixing seat 15 by the abutting screw 19, so that the front and rear sides of the shell 1 maintain the same horizontal position. When the folding bellows 12 is bent, the corresponding connecting rod 14 is driven to bend, so that the two limit plates 13 are bent to a suitable position. Then, according to the construction site position depth of the mining channel, the hand-tightening of the end of the adjusting screw 10 is turned, and the adjusting screw 10 drives the movable plate 6 to move in the direction of the slide groove 3 until the movable plate 6 drives the movable fan 8 to move to a suitable position, and then the motor 4 is turned on, and the motor 4 rotates through the limit shaft 5, and the limit shaft 5 drives the fixed fan 2 and the movable fan 8 to rotate, thereby delivering air to the mining channel.

[0040] After adopting the above structure, the beneficial effects of this specific implementation are as follows:

[0041] 1. According to the depth of the mining channel, the position of the movable fan 8 is controlled by adjusting the cooperation between the screw 10 and the guide rod 9, so as to facilitate the delivery of air into the mining channel, thereby achieving energy-saving effect;

[0042] 2. A rotating assembly 11 is provided, and the folding of the folding bellows 12 is utilized, and the rotation of the limit plate 13 and the connecting rod 14 is coordinated, so that the bellows 12 can be bent according to the angle of the mining passage, thereby improving the efficiency of conveying air.

[0043] The above description is only used to illustrate the technical solution of the utility model rather than to limit it. Other modifications or equivalent substitutions made to the technical solution of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical solution of the utility model.

Claims

1. An energy-saving mining ventilation device, characterized in that: It contains: A shell (1), wherein the shell (1) is a hollow cylindrical structure with openings on both sides, the fixed fan (2) is arranged at the front opening of the shell (1), and slide grooves (3) are opened on the inner walls on the left and right sides of the shell (1). The motor (4) is fixedly arranged on the front side of the shell (1), the output end of the motor (4) is connected to the fixed fan (2), and the motor (4) is connected to an external power supply; A limiting rotating shaft (5), the front end of which is connected to the middle of the fixed fan (2); A movable plate (6), the left and right ends of the movable plate (6) are slidably arranged in the slide groove (3), the middle part of the movable plate (6) is screwed with a rotating plate (7) by means of a bearing, the rotating plate (7) is cooperatively connected with the limit rotating shaft (5), and the movable fan (8) is arranged on the rear side of the rotating plate (7); A guide rod (9), wherein the guide rod (9) is arranged in the right sliding groove (3), and the right end of the movable plate (6) is cooperatively connected with the guide rod (9); The adjusting screw (10) is screwed into the left sliding groove (3) by means of a bearing, and the left end of the moving plate (6) is screwed onto the adjusting screw (10) by means of a thread.

2. An energy-saving mining ventilation device according to claim 1, characterized in that: A rotating assembly (11) is provided on the side wall of the housing (1), and the rotating assembly (11) comprises: A folded bellows (12), wherein the folded bellows (12) is arranged on the side wall of the housing (1) and is located between the fixed fan (2) and the movable fan (8); There are two limit plates (13), the two limit plates (13) are respectively fixed with the ends of the limit rotating shaft (5), and a plurality of connecting rods (14) are movably inserted at equal angles on the opposite surfaces of the limit plates (13), the ends of the corresponding two connecting rods (14) are screwed together by using spherical joint bearings, and the limit plates (13) are located between the folded bellows (12); A fixing seat (15), wherein there are a plurality of fixing seats (15), and the plurality of fixing seats (15) are respectively arranged at the bottom of the housing (1).

3. An energy-saving mining ventilation device according to claim 2, characterized in that: A plurality of connecting rods (14) are provided with a contact plate (16) at their ends, a spring (17) is arranged on the connecting rod (14), and two ends of the spring (17) are respectively connected to the limit plate (13) and the contact plate (16).

4. An energy-saving mining ventilation device according to claim 1, characterized in that: A plurality of limiting rods (18) are arranged on the outer wall of the housing (1) by means of bolts.

5. An energy-saving mining ventilation device according to claim 2, characterized in that: The two fixing seats (15) are both threadedly connected with a resisting screw rod (19).

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