Efficient bag type dust collector with automatic dust cleaning function

Abstract

The utility model relates to an efficient bag type dust collector with an automatic dust cleaning function, which belongs to the technical field of bag type dust collectors and comprises a dust collecting box, a triangular support is fixed on the lower surface of the dust collecting box, and connecting plates are fixed among the inner walls of four sides of the dust collecting box. According to the efficient bag type dust collector with the automatic dust removal function, the arranged dust removal mechanism can enable two annular plates to drive two brushes to move up and down through positive and negative rotation of an output shaft of a first motor, so that automatic dust removal of the surface of a cloth bag can be realized, and the labor intensity of workers is greatly reduced; according to the device, sucked air can be filtered through an arranged back flushing mechanism, so that dust can be prevented from entering a dust removal box and a cloth bag, the influence on the filtering effect is prevented, two hollow pipes can drive a plurality of spray heads to rotate through arrangement of a second motor and a belt, then an inner cavity of the cloth bag can be comprehensively subjected to back flushing, and the dust removal efficiency is improved. And the cloth bag cleaning efficiency and effect are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bag type dust collector, specifically to a high -efficient bag type dust collector with automatic dust cleaning function. BACKGROUND

[0002] The bag type dust collector is a dry type dust filtering device, after the filter material is used for a period of time, due to the effects of screening, collision, retention, diffusion, electrostatic, etc., a layer of dust is accumulated on the surface of the filter bag, with the accumulation of dust on the surface of the filter material, the efficiency and resistance of the dust collector are increased accordingly, and the resistance of the dust collector is too high to make the air volume of the dust removal system decrease significantly, therefore, when the resistance of the dust collector reaches a certain value, the dust should be cleaned in time.

[0003] Through the retrieval, it is found that the patent publication number CN212790180U discloses a bag type dust collector with automatic dust cleaning function, which comprises a device body and a dust collecting box, the inside bottom end of the device body is provided with the dust collecting box, the upper part of the dust collecting box is provided with a hopper, the upper part of the hopper penetrates the device body and is provided with an air inlet, one side of the air inlet is provided with a dust removal partition plate inside the device body, and the dust removal partition plate is connected with the device body through a shaft, the utility model discloses a first fan, a main blowing pipe and a blowing short pipe are arranged, when the dust on the cloth bag is adsorbed to a certain extent, the first fan is started, the cloth bag is back-blowing through the blowing short pipe, and the adsorbed dust is blown down, so that the automatic cleaning capacity is achieved, at the same time, the blowing short pipe penetrates the flower plate and extends to the bottom end of the cloth bag, a plurality of air outlets are formed in the pipe body of the blowing short pipe, the blowing intensity and range are effectively increased, the dust on the cloth bag is quickly removed, and the dust removal effect and efficiency are greatly improved, and the utility model discloses that the cloth bag is back-blowing through the first fan blowing short pipe, but the air inlet end of the first fan is not provided with a structure for filtering the sucked air, when the dust in the air is sucked, the air enters the inner cavity of the cloth bag, thereby reducing the filtering effect of the cloth bag. SUMMARY

[0004] In view of the defects of the prior art, the utility model provides a high -efficient bag type dust collector with automatic dust cleaning function, which has the advantages of efficient automatic dust cleaning, solves the problem that the cloth bag is back-blowing through the first fan blowing short pipe, but the air inlet end of the first fan is not provided with a structure for filtering the sucked air, when the dust in the air is sucked, the air enters the inner cavity of the cloth bag, thereby reducing the filtering effect of the cloth bag.

[0005] To achieve the above object, the utility model provides following technical scheme: A kind of high -efficient bag type dust collector with automatic dust cleaning function, including dust removal box, the lower surface of dust removal box is fixed with triangular support, connecting plate is fixed between the inner wall of four sides of dust removal box, the lower surface of connecting plate is fixed with cloth bag support, the outer surface of cloth bag support is equipped with cloth bag, the middle part of the lower surface of dust removal box is equipped with dust cleaning mechanism for dusting the surface of cloth bag, the middle part of the upper surface of dust removal box is equipped with backflush mechanism for backflushing in cloth bag,

[0006] The dust cleaning mechanism includes a protective box fixed to the middle part of the lower surface of the dust removal box, the inner bottom wall of the protective box is fixed with a first motor, the output shaft of the first motor penetrates the inner bottom wall of the dust removal box and extends into the inner cavity of the dust removal box and is fixed with a lead screw, the outer surface of the lead screw is threadedly connected with a lifting plate, the left and right sides of the lifting plate are both fixed with a linkage rod, the opposite sides of the two linkage rods are both fixed with an annular plate, the inner side of the annular plate is fixed with a brush.

[0007] The backflush mechanism includes an induced draft fan fixed to the middle part of the upper surface of the dust removal box, the air inlet end of the induced draft fan is communicated with an air inlet pipe, the other end of the air inlet pipe is communicated with a sleeve, the inner cavity of the sleeve is provided with a filter plate, the top of the opposite side of the left and right side walls of the inner cavity of the dust removal box is both fixed with a mounting seat, the opposite side between the two mounting seats is fixed with an air pipe, the left and right ends of the lower surface of the air pipe are both rotatably connected with a hollow pipe through a sealing bearing, the left and right sides of the hollow pipe are both communicated with a plurality of spray heads, the left end of the inner top wall of the dust removal box is fixed with a second motor.

[0008] Further, the left and right ends of the lower surface of the dust removal box are both communicated with an ash bucket, the lower surface of the ash bucket is fixed with a control valve, the opposite sides of the two ash buckets are both communicated with an air inlet pipe, the top of the right side of the dust removal box is communicated with an air outlet pipe which penetrates and extends into the dust removal box.

[0009] Further, the left and right ends of the upper surface of the connecting plate are both provided with an air outlet hole, the inner diameter of the air outlet hole is smaller than the inner diameter of the cloth bag.

[0010] Further, the lead screw is rotatably connected in the middle part between the connecting plate and the opposite side of the dust removal box through a bearing, the inner diameter of the brush is matched with the outer diameter of the cloth bag.

[0011] Further, the opposite sides of the two annular plates are both fixed with a guide rod, the opposite sides of the two guide rods are both fixed with a guide block, the opposite sides of the left and right side walls of the inner cavity of the dust removal box are both provided with a guide groove, the guide block makes up-down linear motion in the inner cavity of the guide groove.

[0012] Further, the right end of the sleeve inner top wall and the inner bottom wall opposite side is provided with a sliding groove, the upper and lower sides of the filter plate are fixedly provided with an L-shaped plate, the L-shaped plate does straight line movement in the sliding groove, the outer diameter of the filter plate is matched with the inner diameter of the sleeve, and the other end of the induced draft fan penetrates and extends to the inner cavity of the dust removal box and communicates with the air pipe.

[0013] Further, the right end of the sleeve inner top wall and the inner bottom wall opposite side is provided with a sliding groove, the upper and lower sides of the filter plate are fixedly provided with an L-shaped plate, the L-shaped plate does straight line movement in the sliding groove, the outer diameter of the filter plate is matched with the inner diameter of the sleeve, and the other end of the induced draft fan penetrates and extends to the inner cavity of the dust removal box and communicates with the air pipe.

[0014] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0015] The high-efficiency bag-type dust collector with automatic dust cleaning function is characterized in that the dust cleaning mechanism is arranged to drive the two annular plates to move up and down through the output shaft of the first motor, so that the surface of the cloth bag can be automatically cleaned, the labor intensity of the workers is greatly reduced, the reverse blowing mechanism is arranged to filter the sucked gas, so that the dust can be prevented from entering the dust removal box and the cloth bag, the filtering effect is prevented from being affected, and the cloth bag cleaning efficiency and effect are improved through the arrangement of the second motor and the belt to drive the two hollow pipes to drive the plurality of nozzles to rotate. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the utility model;

[0017] Figures 2-3 It is a dust cleaning mechanism structural schematic view of the utility model;

[0018] Figures 4-5 It is a brush structural schematic view of the utility model;

[0019] Figures 4-5 It is a reverse blowing mechanism structural schematic view of the utility model;

[0020] Figures 4-5 It is a sleeve and filter plate structural schematic view of the utility model.

[0021] In the drawing: 1 dust removal box, 2 triangular support, 3 connecting plate, 4 cloth bag support, 5 cloth bag, 6 dust cleaning mechanism, 601 protection box, 602 first motor, 603 screw rod, 604 lifting plate, 605 linkage rod, 606 annular plate, 607 brush, 7 reverse blowing mechanism, 701 induced draft fan, 702 air inlet pipe, 703 sleeve, 704 filter plate, 705 mounting seat, 706 air pipe, 707 hollow pipe, 708 nozzle, 709 second motor. DETAILED DESCRIPTION

[0022] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0023] Please refer to Figure 1 The high-efficiency bag-type dust collector with automatic dust cleaning function comprises a dust removal box 1, a triangular support 2 fixed to the lower surface of the dust removal box 1, a connecting plate 3 fixed between the inner walls of the four sides of the dust removal box 1, a cloth bag support 4 fixed to the lower surface of the connecting plate 3, a cloth bag 5 sleeved on the outer surface of the cloth bag support 4, a dust cleaning mechanism 6 arranged on the middle of the lower surface of the dust removal box 1 for cleaning the surface of the cloth bag 5, and a back blowing mechanism 7 arranged on the middle of the upper surface of the dust removal box 1 for back blowing in the cloth bag 5.

[0024] The lower surface of the dust removal box 1 is communicated with two ash hoppers, the lower surface of each ash hopper is fixed with a control valve, the side opposite to the two ash hoppers is communicated with an air inlet pipe, and the top of the right side of the dust removal box 1 is communicated with an air outlet pipe.

[0025] It can be understood that when the dust-containing gas enters the ash hopper through the air inlet pipe, the dust with large particles and large specific gravity is settled and falls into the inner cavity of the ash hopper due to gravity, the gas containing fine dust is purified when passing through the cloth bag 5, the dust is blocked to make the gas purified, the gas enters the cloth bag 5 and is then extracted by the air extraction equipment communicated with the air outlet end of the air outlet pipe.

[0026] In the embodiment, the left and right ends of the upper surface of the connecting plate 3 are provided with air outlet holes, the inner diameter of the air outlet hole is smaller than the inner diameter of the cloth bag 5, the purified gas is discharged into the dust removal box 1 through the air outlet hole, and then the air outlet pipe is used to discharge the dust removal box 1.

[0027] Please refer to Figures 2-3In order to realize the automatic dust cleaning of the surface of the cloth bag 5, the dust cleaning mechanism 6 in the embodiment comprises a protection box 601 fixed in the middle of the lower surface of the dust removal box 1, the inner bottom wall of the protection box 601 is fixed with a first motor 602, the output shaft of the first motor 602 penetrates the inner bottom wall of the dust removal box 1 and extends to the inner cavity of the dust removal box 1 and is fixed with a lead screw 603, the outer surface of the lead screw 603 is threadedly connected with a lifting plate 604, by starting the first motor 602, the output shaft of the first motor 602 rotates to drive the rotating lead screw 603 to rotate, the rotation of the lead screw 603 makes the lifting plate 604 threadedly connected on the surface thereof move upward or downward, the left and right sides of the lifting plate 604 are both fixed with a linkage rod 605, the side opposite to each other of the two linkage rods 605 is both fixed with an annular plate 606, the inner side of the annular plate 606 is fixed with a brush 607, at this time the movement of the lifting plate 604 makes the two linkage rods 605 fixed on the two sides thereof move, the movement of the linkage rod 605 makes the annular plate 606 and the brush 607 move upward or downward, thereby the brush 607 can move upward or downward on the surface of the cloth bag 5, the dust on the surface of the cloth bag 5 can be cleaned, and the cleaned dust can flow out of the dust removal box 1 through the ash chute.

[0028] Wherein, the lead screw 603 is rotatably connected in the middle between the connecting plate 3 and the side opposite to the dust removal box 1, the inner diameter of the brush 607 is matched with the outer diameter of the cloth bag 5, the side opposite to each other of the two annular plates 606 is both fixed with a guide rod, the side opposite to each other of the two guide rods is both fixed with a guide block, the side opposite to each other of the left and right side walls in the inner cavity of the dust removal box 1 is both provided with a guide groove, the guide block does linear motion upward and downward in the inner cavity of the guide groove, the guide groove, the guide block and the guide rod are arranged to limit the movement of the lifting plate 604 by the annular plate 606, so that the lifting plate 604 can only do linear motion, thereby driving the movement of the brush 607.

[0029] It should be noted that the forward and reverse rotation of the output shaft of the first motor 602 makes the two annular plates 606 drive the two brushes 607 to move upward and downward, thereby realizing the automatic dust cleaning of the surface of the cloth bag 5, greatly reducing the labor intensity of the staff.

[0030] Please refer to Figures 4-5In order to blow back the inner cavity of the cloth bag 5, the back blowing mechanism 7 in the embodiment comprises an air inducer 701 fixed on the middle part of the upper surface of the dust removal box 1, the air inducer 701 is communicated with an air inlet pipe 702 at the air inlet end, the other end of the air inlet pipe 702 is communicated with a sleeve 703, the inner cavity of the sleeve 703 is provided with a filter plate 704, by starting the air inducer 701, the air inlet end of the air inducer 701 can suck the air outside through the air inlet pipe 702 and the sleeve 703, when the air outside enters the sleeve 703, it needs to pass through the filter plate 704 for filtering, the top of the left and right side walls of the inner cavity of the dust removal box 1 opposite to each other is fixed with a mounting seat 705, the air pipe 706 is fixed between the opposite sides of the two mounting seats 705, the hollow pipes 707 are rotatably connected to the left and right ends of the lower surface of the air pipe 706 through the sealing bearings, the plurality of spray heads 708 are communicated with the left and right sides of the hollow pipes 707, after the filter plate 704 is filtered, the gas can enter the air outlet end of the air inducer 701 through the air inlet pipe 702 and then enter the inner cavities of the air pipe 706 and the hollow pipes 707 in turn, and finally is sprayed out through the spray heads 708, so that the inner cavity of the cloth bag 5 can be back blown, the dust on the cloth bag 5 can be quickly removed, and the left end of the inner top wall of the dust removal box 1 is fixed with a second motor 709.

[0031] The right end of the opposite sides of the inner top wall and the inner bottom wall of the sleeve 703 is provided with a sliding groove, the upper and lower sides of the filter plate 704 are fixed with L-shaped plates, the L-shaped plates move horizontally in the sliding grooves, when the filter plate 704 is replaced, the L-shaped plates are pulled to move the filter plate 704 to the side away from the sleeve 703 until the filter plate 704 moves out of the sleeve 703, the outer diameter of the filter plate 704 is matched with the inner diameter of the sleeve 703, the other end of the air inducer 701 penetrates and extends into the inner cavity of the dust removal box 1 and is communicated with the air pipe 706.

[0032] In the embodiment, the left end hollow pipe 707 and the output shaft of the second motor 709 and the two hollow pipes 707 are connected through the belt drive, the bottom of the hollow pipe 707 penetrates the air outlet hole and extends into the inner cavity of the cloth bag 5, the output shaft of the second motor 709 is rotated to drive the left end hollow pipe 707 to rotate through the belt, and the rotation of the left end hollow pipe 707 drives the right end hollow pipe 707 to rotate through the belt, so that the plurality of spray heads 708 on the surface of the hollow pipe 707 rotate, the inner cavity of the cloth bag 5 can be back blown comprehensively, the inner cavity of the cloth bag 5 can be back blown comprehensively, and the efficiency and effect of cleaning the cloth bag 5 are improved.

[0033] The working principle of the above embodiment is as follows:

[0034] (1) when the dust attached to the surface of cloth bag 5 is cleaned, first, start the No. 1 motor 602, the output shaft of No. 1 motor 602 rotates to drive the rotating lead screw 603 to rotate, the rotation of the lead screw 603 makes the lifting plate 604 threaded on its surface move up or down, at this time the movement of the lifting plate 604 makes the two linkage rods 605 fixed on its two sides move, the movement of the linkage rod 605 makes the annular plate 606 and the brush 607 move up or down, in turn, the brush 607 can move up or down on the surface of the cloth bag 5, the dust on the surface of the cloth bag 5 can be cleaned, and the cleaned dust can flow out of the dust removal box 1 through the ash bucket.

[0035] (2) in the process of cleaning the brush 607, the induced draft fan 701 can be started, the air inlet end of the induced draft fan 701 can suck the air outside through the air inlet pipe 702 and the sleeve 703, the outside air needs to be filtered by the filter plate 704 when entering the sleeve 703, after the filter plate 704 is filtered, the gas can enter the air outlet end of the induced draft fan 701 through the air inlet pipe 702 and then enter the air pipe 706 and the hollow pipe 707 in turn, and finally is sprayed out through the spray head 708, which can blow back the inner cavity of the cloth bag 5 to make the dust on the cloth bag 5 fall off quickly, at this time, the No. 2 motor 709 is started, the rotation of the output shaft of the No. 2 motor 709 can drive the left end hollow pipe 707 to rotate through the belt, and in turn, the rotation of the left end hollow pipe 707 can drive the right end hollow pipe 707 to rotate through the belt, so that the plurality of spray heads 708 on the surface of the hollow pipe 707 rotate, which can blow back the inner cavity of the cloth bag 5 comprehensively.

[0036] It should be noted that in this text, relational terms such as first and second and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of additional identical elements in the process, method, article or equipment including the element.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model.

Claims

1. A high-efficiency bag-type dust collector with automatic dust cleaning function, comprising a dust removal box (1), characterized in that: The lower surface of the dust removal box (1) is fixed with a triangular support (2), the four side inner walls of the dust removal box (1) are fixed with a connecting plate (3), the lower surface of the connecting plate (3) is fixed with a cloth bag support (4), the outer surface of the cloth bag support (4) is sleeved with a cloth bag (5), the middle part of the lower surface of the dust removal box (1) is provided with a dust cleaning mechanism (6) for cleaning the surface of the cloth bag (5), and the middle part of the upper surface of the dust removal box (1) is provided with a back blowing mechanism (7) for back blowing in the cloth bag (5). The dust cleaning mechanism (6) comprises a protection box (601) fixed in the middle part of the lower surface of the dust removal box (1), a No. 1 motor (602) is fixed to the inner bottom wall of the protection box (601), the output shaft of the No. 1 motor (602) penetrates the inner bottom wall of the dust removal box (1) and extends into the inner cavity of the dust removal box (1) and is fixed with a lead screw (603), the outer surface of the lead screw (603) is threadedly connected with a lifting plate (604), the left and right sides of the lifting plate (604) are both fixed with a linkage rod (605), the sides opposite to each other of the two linkage rods (605) are both fixed with an annular plate (606), and the inner side of the annular plate (606) is fixed with a brush (607). The back blowing mechanism (7) comprises an air guide fan (701) fixed in the middle part of the upper surface of the dust removal box (1), the air inlet end of the air guide fan (701) is communicated with an air inlet pipe (702), the other end of the air inlet pipe (702) is communicated with a sleeve (703), the inner cavity of the sleeve (703) is provided with a filter plate (704), the top of the side opposite to each other of the left and right side walls of the inner cavity of the dust removal box (1) is fixed with a mounting seat (705), the side opposite to each other of the two mounting seats (705) is fixed with an air pipe (706), the left and right ends of the lower surface of the air pipe (706) are both rotatably connected with a hollow pipe (707) through a sealing bearing, the left and right sides of the hollow pipe (707) are both communicated with a plurality of spray heads (708), and the left end of the inner top wall of the dust removal box (1) is fixed with a No. 2 motor (709).

2. The high-efficiency bag filter with automatic ash cleaning function according to claim 1, characterized in that: The left and right ends of the lower surface of the dust removal box (1) are both communicated with an ash bucket, the lower surface of the ash bucket is fixed with a control valve, the sides opposite to each other of the two ash buckets are both communicated with an air inlet pipe, and the top of the right side of the dust removal box (1) is communicated with an air outlet pipe penetrating and extending into the dust removal box (1).

3. The high-efficiency bag filter with automatic ash cleaning function according to claim 1, characterized in that: The left and right ends of the upper surface of the connecting plate (3) are both provided with an air outlet hole, and the inner diameter of the air outlet hole is smaller than the inner diameter of the cloth bag (5).

4. The high-efficiency bag filter with automatic ash cleaning function according to claim 1, characterized in that: The lead screw (603) is rotatably connected between the middle part of the connecting plate (3) and the side opposite to each other of the dust removal box (1) through a bearing, and the inner diameter of the brush (607) is matched with the outer diameter of the cloth bag (5).

5. The high-efficiency bag filter with automatic ash cleaning function according to claim 1, characterized in that: The sides opposite to each other of the two annular plates (606) are both fixed with a guide rod, the sides opposite to each other of the two guide rods are both fixed with a guide block, the side opposite to each other of the left and right side walls of the inner cavity of the dust removal box (1) is provided with a guide groove, and the guide block does linear motion in the inner cavity of the guide groove.

6. The high-efficiency bag filter with automatic ash cleaning function according to claim 1, characterized in that: The right end of the opposite side of the inner top wall and the inner bottom wall of the sleeve (703) is provided with a sliding groove, the upper and lower sides of the filter plate (704) are fixedly provided with L-shaped plates, the L-shaped plates move horizontally and linearly in the sliding groove, the outer diameter of the filter plate (704) is matched with the inner diameter of the sleeve (703), and the other end of the air blower (701) penetrates and extends to the inner cavity of the dust removal box (1) and is communicated with the air pipe (706).

7. The high-efficiency bag filter with automatic ash cleaning function according to claim 1, characterized in that: The left end of the hollow pipe (707) and the output shaft of the second motor (709) and the two hollow pipes (707) are connected through belt transmission, and the bottom of the hollow pipe (707) penetrates the air outlet and extends to the inner cavity of the cloth bag (5).

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