Draught fan for dust removal

Abstract

The utility model discloses a fan for dust removal, and relates to the technical field of fans. Comprising a fan body, an air outlet pipe body is arranged on one side of the top of the fan body, an air inlet pipe body is arranged on the front face of the fan body, an adjusting sound insulation assembly is arranged on the fan body and comprises a fixed box body arranged on the top face of the fan body, the fixed box body is fixedly connected with the fan body, and a screw rod is rotationally inserted into the fixed box body; and the screw rod is horizontally arranged forwards. Through the arrangement of the adjusting sound insulation assembly, in the using process of the fan, the rotating motor is controlled to be started, so that the rotating motor drives the screw rod, the first bevel gear, the second bevel gear and the stud to rotate synchronously, and therefore the first sound insulation cover and the second sound insulation cover synchronously move forwards horizontally and upwards vertically correspondingly; and the air inlet pipe body and the air outlet pipe body are shielded, so that the noise generated by the fan is blocked and absorbed to a certain extent, and the noise in the working environment is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of fans, in particular to a fan for dust removal. Background Art

[0002] A dust removal fan is a device used to remove dust, particulate matter and exhaust gas generated in industrial production processes. It is generally used in various industrial fields such as manufacturing, chemical industry, mining, construction and environmental protection.

[0003] An existing dust removal fan (authorization announcement number: CN209398615U) has the following defects: the above-mentioned fan improves the efficiency of dust filtration, and at the same time improves the dust filtration rate and the quality of dust filtration, but during the operation of the above-mentioned fan, the fan usually generates a certain amount of noise, especially at the air outlet and air inlet of the fan, which affects the working environment to a certain extent. For this reason, the present utility model is proposed. Utility Model Content

[0004] The purpose of the present invention is to provide a dust removal fan to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dust removal fan, comprising a fan body, an air outlet pipe body is provided on one side of the top of the fan body, an air inlet pipe body is provided on the front of the fan body, and an adjustable sound insulation component is provided on the fan body, the adjustable sound insulation component comprises a fixed box body arranged on the top surface of the fan body, the fixed box body is fixedly connected to the fan body, a screw is rotatably inserted in the fixed box body, the screw is horizontally arranged forward, an arched connecting plate is fixed on the front of the fixed box body, the screw is rotatably inserted on the arched connecting plate, a movable vertical block is slidably provided on the screw, a first sound insulation cover is fixed to the bottom end of the movable vertical block, the first sound insulation cover is sleeved on the air inlet pipe body, a side arched plate is fixed on the top surface of the fixed box body, and a stud is rotatably inserted between the side arched plate and the horizontal plate.

[0006] Preferably, the stud rotates and penetrates the fixed box, the stud is vertically arranged, a movable horizontal block is sleeved on the stud, a second sound insulation cover is fixed to one end of the movable horizontal block, and the second sound insulation cover is sleeved on the air outlet pipe body.

[0007] Preferably, a second bevel gear is fixedly sleeved on the bottom end of the stud, a first bevel gear is fixedly sleeved on one end of the screw, the first bevel gear is meshed with the second bevel gear, and a rotating motor is connected to one end of the screw, which is mounted on a fixed box.

[0008] Preferably, a protrusion is fixed on the top of the movable vertical block, a sliding hole is provided on the arched connecting plate and is slidably matched with the protrusion, a limiting block is fixed on one end of the movable horizontal block, and a vertical hole is provided on the side arched plate and is slidably matched with the limiting block.

[0009] Preferably, a base block is fixed at the bottom of the fan body, and a shock-absorbing assembly is provided at the bottom of the base block. The shock-absorbing assembly includes fixed columns fixed at the four corners of the bottom surface of the base block, a sliding sleeve at the bottom of the fixed column is provided with a fixed sleeve, and a mounting base plate is fixed at the bottom end of the fixed sleeve.

[0010] Preferably, the bottom end of the fixed column is connected to a spring, a damping rod is inserted in the spring, the top end of the damping rod is connected to the fixed column, the bottom end of the damping rod is connected to the mounting base plate, and the bottom end of the spring is connected to the mounting base plate.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The dust removal fan controls the start-up of the rotating motor by adjusting the setting of the sound insulation component during use of the fan, so that the rotating motor drives the screw, the first bevel gear, the second bevel gear and the stud to rotate synchronously, so that the first sound insulation cover and the second sound insulation cover synchronously move horizontally forward and vertically upward, respectively, to shield the air inlet pipe body and the air outlet pipe body, thereby ensuring that the noise generated by the fan is blocked and absorbed to a certain extent, and effectively reducing the noise in the working environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0014] Figure 2 This is a front view of the split structure of the utility model;

[0015] Figure 3 It is a three-dimensional structural diagram of part of the structure of the utility model;

[0016] Figure 4 It is a cross-sectional view of a part of the structure of the present invention.

[0017] In the figure: 1. Fan body; 101. Air outlet pipe body; 102. Air inlet pipe body; 103. Base block; 2. Fixed box body; 201. Arched connecting plate; 202. Screw; 203. Moving vertical block; 204. First sound insulation cover; 205. Side arched plate; 206. Stud; 207. Moving horizontal block; 208. Second sound insulation cover; 209. First bevel gear; 210. Second bevel gear; 211. Sliding hole; 3. Fixed column; 301. Fixed sleeve; 302. Spring; 303. Damping rod; 304. Install base plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] In the process of industrial dust removal, a dust removal fan is needed. The dust removal fan provided by the present invention is specifically used to soundproof the air inlet pipe body 102 and the air outlet pipe body 101 during the dust removal operation, and at the same time reduce the vibration of the dust removal fan to a certain extent. In the process of using this fan, it is necessary to carry out inspections and other preparatory work in advance to ensure the normal operation of the dust removal fan.

[0020] like Figures 1-4 As shown, the utility model provides a technical solution: a dust removal fan, including a fan body 1, an air outlet pipe body 101 is provided on one side of the top of the fan body 1, an air inlet pipe body 102 is provided on the front of the fan body 1, and an adjustable sound insulation component is provided on the fan body 1. The adjustable sound insulation component includes a fixed box body 2 provided on the top surface of the fan body 1, the fixed box body 2 is fixedly connected to the fan body 1, a screw 202 is rotatably inserted in the fixed box body 2, the screw 202 is horizontally arranged forward, and the fixed box body 2 An arched connecting plate 201 is fixed on the front, and a screw 202 is rotatably inserted into the arched connecting plate 201. A movable vertical block 203 is slidably provided on the screw 202. A first sound insulation cover 204 is fixed to the bottom end of the movable vertical block 203. The first sound insulation cover 204 is sleeved on the air inlet pipe body 102. A side arched plate 205 is fixed to the top surface of the fixed box body 2. A stud 206 is rotatably inserted between the side arched plate 205 relative to the horizontal plate. The fan body 1, the air inlet pipe body 102 and the air outlet pipe body 101 are existing technologies.

[0021] In the embodiment, the stud 206 rotates and passes through the fixed box 2. The stud 206 is arranged vertically. A movable horizontal block 207 is sleeved on the stud 206. A second sound insulation cover 208 is fixed at one end of the movable horizontal block 207. The second sound insulation cover 208 is sleeved on the air outlet pipe body 101. A second bevel gear 210 is sleeved and fixed at the bottom end of the stud 206. A first bevel gear 209 is sleeved and fixed at one end of the screw 202. The first bevel gear 209 is meshed with the second bevel gear 210. One end of the screw 202 is connected to a rotating motor, which is installed on the fixed box 2. The rotating motor adopts a servo motor with a self-locking function in the prior art, and the first bevel gear 209 and the second bevel gear 210 are prior art.

[0022] In the embodiment, a protrusion is fixed on the top of the movable vertical block 203, a sliding hole 211 that is slidably adapted to the protrusion is provided on the arched connecting plate 201, a limit block is fixed at one end of the movable horizontal block 207, and a vertical hole that is slidably adapted to the limit block is provided on the side arched plate 205. By adjusting the setting of the sound insulation component, during the use of the fan, the rotating motor is controlled to start, so that the rotating motor drives the screw 202, the first bevel gear 209, the second bevel gear 210 and the stud 206 to rotate synchronously, so that the first sound insulation cover 204 and the second sound insulation cover 208 are synchronously moved horizontally forward and vertically upward respectively, shielding the air inlet pipe body 102 and the air outlet pipe body 101, ensuring that the noise generated by the fan is blocked and absorbed to a certain extent, and effectively reducing the noise in the working environment.

[0023] In the embodiment, a base block 103 is fixed to the bottom of the fan body 1, and a shock-absorbing assembly is provided at the bottom of the base block 103. The shock-absorbing assembly includes fixed columns 3 fixed at the four corners of the bottom surface of the base block 103, and a fixed sleeve 301 is provided on the sliding sleeve at the bottom of the fixed column 3. A mounting base plate 304 is fixed to the bottom end of the fixed sleeve 301, and a spring 302 is connected to the bottom end of the fixed column 3. A damping rod 303 is inserted in the spring 302, and the top end of the damping rod 303 is connected to the fixed column 3, and the bottom end of the damping rod 303 is connected to the mounting base plate 304. The bottom end of the spring 302 is connected to the mounting base plate 304, wherein the damping rod 303 and the spring 302 are existing technologies, and the fan body 1 is installed through the mounting base plate 304.

[0024] Working principle: When using the fan, install it in a suitable position. When the fan body 1 performs dust removal operation, the spring 302 and the damping rod 303 perform a certain shock-absorbing and buffering operation on the fan. At the same time, the rotation motor is controlled to start, driving the screw 202 to rotate. Under the action of the first bevel gear 209 and the second bevel gear 210, the stud 206 is driven to rotate, so that the screw 202 drives the movable vertical block 203 and the first sound insulation cover 204 to move horizontally forward. At the same time, the stud 206 drives the movable horizontal block 207 and the second sound insulation cover 208 to move upward, ensuring that the first sound insulation cover 204 and the second sound insulation cover 208 synchronously adjust and shield the outside of the air inlet pipe body 102 and the air outlet pipe body 101 respectively, thereby reducing the noise of the fan to a certain extent and reducing the impact on the outside.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is limited by the accompanying embodiments and their equivalents.

Claims

1. A fan for dust removal, comprising a fan body (1), characterized in that: An air outlet pipe (101) is provided on one side of the top of the fan body (1), an air inlet pipe (102) is provided on the front of the fan body (1), and an adjustable sound insulation component is provided on the fan body (1), the adjustable sound insulation component includes a fixed box (2) provided on the top surface of the fan body (1), the fixed box (2) is fixedly connected to the fan body (1), a screw (202) is rotatably inserted in the fixed box (2), the screw (202) is horizontally arranged forward, and the front of the fixed box (2) is fixed. An arched connecting plate (201) is fixed, a screw rod (202) is rotatably inserted on the arched connecting plate (201), a movable vertical block (203) is slidably provided on the screw rod (202), a first soundproof cover (204) is fixed to the bottom end of the movable vertical block (203), the first soundproof cover (204) is sleeved on the air inlet pipe body (102), a side arched plate (205) is fixed to the top surface of the fixed box body (2), and a stud (206) is rotatably inserted between the side arched plate (205) and the horizontal plate.

2. A dust removal fan according to claim 1, characterized in that: The stud (206) rotates and penetrates the fixed box (2). The stud (206) is arranged vertically. A movable horizontal block (207) is sleeved on the stud (206). A second sound insulation cover (208) is fixed to one end of the movable horizontal block (207). The second sound insulation cover (208) is sleeved on the air outlet pipe body (101).

3. A dust removal fan according to claim 2, characterized in that: The bottom end of the stud (206) is sleeved with a second bevel gear (210), one end of the screw rod (202) is sleeved with a first bevel gear (209), the first bevel gear (209) is meshed with the second bevel gear (210), and one end of the screw rod (202) is connected to a rotating motor, which is mounted on the fixed box (2).

4. The dust removal fan according to claim 2, characterized in that: A protrusion is fixed on the top of the movable vertical block (203), a sliding hole (211) is provided on the arched connecting plate (201) and is adapted to slide with the protrusion; a limit block is fixed on one end of the movable horizontal block (207), and a vertical hole is provided on the side arched plate (205) and is adapted to slide with the limit block.

5. The dust removal fan according to claim 1, characterized in that: A base block (103) is fixed at the bottom of the fan body (1), and a shock-absorbing assembly is provided at the bottom of the base block (103). The shock-absorbing assembly includes fixed columns (3) fixed at the four corners of the bottom surface of the base block (103), and a fixed sleeve (301) is provided on the sliding sleeve at the bottom of the fixed column (3). A mounting base plate (304) is fixed to the bottom end of the fixed sleeve (301).

6. The dust removal fan according to claim 5, characterized in that: The bottom end of the fixed column (3) is connected to a spring (302), a damping rod (303) is inserted into the spring (302), the top end of the damping rod (303) is connected to the fixed column (3), the bottom end of the damping rod (303) is connected to the mounting base plate (304), and the bottom end of the spring (302) is connected to the mounting base plate (304).

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