Bag-type dust remover convenient for monitoring dust removal effect

Abstract

The utility model relates to the technical field of bag-type dust removers, and discloses a bag-type dust remover convenient for monitoring a dust removal effect. The bag-type dust remover capable of conveniently monitoring the dust removal effect comprises a supporting frame, a limiting pipe is fixedly installed above the supporting frame, a limiting plate is fixedly installed at the upper end of the limiting pipe, a filter bag is installed above the limiting plate in a penetrating mode, the resistance value of a photoresistor is influenced by infrared light generated by an infrared transmitter, and the resistance value of the photoresistor is influenced by infrared light generated by an infrared emitter. The dust in the air can scatter the infrared rays, the intensity of the infrared rays received by the photoresistor can be reduced, the dust removal effect is monitored by comparing the intensity of the current flowing through the photoresistor in the air inlet pipe with the intensity of the current flowing through the photoresistor on the front side of the top cover, and when the intensity of the current flowing through the photoresistor on the front side of the top cover is reduced, the dust removal effect is monitored. If yes, dust in the top cover affects the intensity of the infrared light received by the photoresistor, and the dust removal effect can be monitored conveniently through the mode.

Description

Technical Field

[0001] The utility model relates to the technical field of bag dust collectors, in particular to a bag dust collector which is convenient for monitoring dust removal effects. Background Art

[0002] Bag dust removal equipment is a high-efficiency bag dust collector and a dry dust filtering device. It is suitable for capturing fine, dry, non-fibrous dust. The filter bag is made of textile filter cloth or non-textile felt, and uses the filtering effect of fiber fabric to filter dust-containing gas. When the dust-containing gas enters the bag dust removal equipment, the large particles and heavy dust settle down due to gravity and fall into the ash hopper. When the gas containing finer dust passes through the filter material, the dust is retained, so that the gas is purified.

[0003] The existing Chinese utility model patent with reference announcement number: CN206424701U discloses a bag dust collector, and the key points of its technical solution are: it includes a box body, a dust unloading device arranged at the lower end of the box body, a dust bag arranged in the box body, and a blowing device arranged at the upper end of the box body, a sealing plate is arranged in the box body, the dust bag sleeve is placed on the sealing plate, a sealing sleeve is arranged on the port of the dust bag, a return spring is arranged between the sealing plate and the sealing sleeve, an electromagnet 1 is arranged on the sealing plate, an electromagnet 2 matched with the electromagnet 1 is arranged on the sealing sleeve, and the electromagnet 2 is connected to the blowing device; by regularly cleaning the dust on the dust bag and then cleaning the gas after dust removal, it has the effect of improving the dust removal and purification of the dust-containing gas, and realizes simple and effective blowing and cleaning of the bag dust collector.

[0004] The existing bag-type dust removal equipment is provided with a dust collecting hopper at the bottom to collect dust. The dust may become compacted at the lower end of the dust collecting hopper, affecting the discharge of dust. At the same time, the existing bag-type dust removal equipment cannot monitor the dust removal effect, and cannot handle the situation in time when the filter bag is damaged, affecting the dust removal effect. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the utility model provides a bag dust collector that is easy to monitor the dust removal effect, has the advantages of being easy to monitor the dust removal effect and easy to discharge dust inside the dust hopper, and solves the above-mentioned technical problems.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bag dust collector which is convenient for monitoring the dust removal effect, comprising: a support frame, a limit tube is fixedly installed on the upper part of the support frame, a limit plate is fixedly installed on the upper end of the limit tube, a filter bag is inserted and installed on the upper part of the limit plate, an air intake pipe is inserted and installed on the left side of the limit tube, a photoresistor is fixedly installed on the front side of the air intake pipe, an infrared transmitter is fixedly installed on the rear side of the air intake pipe, an ash hopper is fixedly installed on the lower part of the limit tube, an ash discharge pipe is fixedly installed on the lower part of the ash hopper, a fixing frame is fixedly installed on the rear side of the ash discharge pipe, and the A discharging motor is fixedly installed at the center of the fixed frame, a transmission ring is fixedly installed below the discharging motor, a transmission belt is embedded and installed on the outside of the transmission ring, a driving shaft is inserted and installed at the center of the ash discharging pipe, an auger is fixedly installed on the outside of the driving shaft, a connecting piston is fixedly installed below the ash discharging pipe, a baffle is fixedly installed below the connecting piston, a top cover is fixedly installed above the limiting pipe, a connecting pipe is inserted and installed above the top cover, an air pump is fixedly installed on the upper end of the connecting pipe, and an exhaust pipe is fixedly installed above the air pump; the air inlet pipe can facilitate dust to enter the limiting pipe.

[0009] As the preferred technical solution of the utility model, the limiting tube is a rectangular pipe structure, the limiting tube is embedded and installed in the top of the inner cavity of the limiting tube, an annular protrusion structure is arranged above the filter bag, and the lower end of the filter bag is located inside the inner cavity of the limiting tube; the ash hopper can receive dust.

[0010] As the preferred technical solution of the utility model, the intake pipe is connected to the inner cavity of the limit pipe, the photoresistor and the infrared emitter are respectively installed on the front and rear sides of the inner wall of the intake pipe with the center of the intake pipe as the reference, and the photoresistor is in the same straight line with the center line of the intake pipe; the.

[0011] As a preferred technical solution of the utility model, the ash discharge pipe is connected to the ash hopper, an opening structure is provided at the front lower end of the ash discharge pipe, and the discharge motor is fixedly connected to the ash discharge pipe through a fixed frame; the ash discharge pipe can facilitate dust discharge.

[0012] As the preferred technical solution of the utility model, the transmission ring is fixedly installed on the outer side of the rotating shaft of the discharging motor and the lower end of the driving shaft by means of insertion. The driving shaft vertically penetrates the bottom surface of the ash discharging pipe, and the driving shaft and the ash discharging pipe are rotatably connected by bearings. The discharging motor can drive the driving shaft to rotate through the transmission ring and the transmission belt.

[0013] As the preferred technical solution of the utility model, the auger extends upward from the inside of the ash discharge pipe to the inside of the ash hopper, the connecting piston is installed on the left and right sides of the ash discharge pipe in a mirror-symmetrical manner with the center of the ash discharge pipe as the reference, the baffle is a curved surface structure, and the baffle is embedded in the outer side of the ash discharge pipe, and the baffle is movably connected to the ash discharge pipe through the connecting piston; the baffle can close the opening structure of the ash discharge pipe.

[0014] As a preferred technical solution of the utility model, a photoresistor and an infrared emitter are fixedly installed at the center of the front and rear facades of the top cover, and the air pump is connected to the inner cavity of the top cover through a connecting pipe; the top cover can close the upper end of the limiting tube.

[0015] Compared with the prior art, the utility model provides a bag dust collector which is convenient for monitoring the dust removal effect, and has the following beneficial effects:

[0016] 1. The utility model sets a photoresistor. When the photoresistor is exposed to light within a certain wavelength range, its resistance value will decrease sharply, and the current in the circuit will increase rapidly. The infrared light generated by the infrared emitter affects the resistance value of the photoresistor, and the dust in the air will scatter the infrared light. The intensity of the infrared light received by the photoresistor will decrease. The dust removal effect is monitored by comparing the intensity of the current flowing through the photoresistor inside the intake pipe and the intensity of the current flowing through the photoresistor on the front side of the top cover. When the current intensity of the photoresistor on the front side of the top cover decreases, it indicates that dust appears inside the top cover and affects the intensity of the infrared light received by the photoresistor. This method can facilitate the monitoring of the dust removal effect.

[0017] 2. The utility model arranges a discharging motor, and the discharging motor is fixedly installed on the rear side of the ash discharging pipe through a fixing frame. The transmission ring is fixedly installed on the outer side of the rotating shaft of the discharging motor and the lower end of the driving shaft by means of insertion. The driving shaft vertically penetrates the bottom surface of the ash discharging pipe, and the driving shaft and the ash discharging pipe are rotatably connected by a bearing. The discharging motor can drive the driving shaft to rotate through the transmission ring and the transmission belt, and can drive the auger to rotate when the driving shaft rotates. The auger can drive the dust to move downward when it rotates. An opening structure is provided at the lower end of the front side of the ash discharging pipe. After the baffle is opened, the dust will be discharged from the opening structure at the lower end of the front side of the ash discharging pipe driven by the auger. Since the auger extends upward from the inside of the ash discharging pipe to the inside of the ash hopper, the dust at the bottom end of the ash hopper will enter the inside of the ash discharging pipe driven by the auger. This method can prevent dust from clogging the lower end of the ash hopper, so as to facilitate dust discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the connection structure between the limit pipe and the ash hopper of the utility model;

[0020] Figure 3 This is a schematic diagram of the connection structure between the baffle and the ash discharge pipe of the utility model;

[0021] Figure 4 This is a schematic diagram of the cross-sectional structure of the top cover of the utility model;

[0022] Among them: 1. Support frame; 11. Limiting tube; 12. Limiting plate; 13. Filter bag; 14. Inlet pipe; 15. Photoresistor; 16. Infrared transmitter; 17. Ash hopper; 2. Ash discharge pipe; 21. Fixed frame; 22. Discharge motor; 23. Transmission ring; 24. Transmission belt; 25. Drive shaft; 26. Auger; 27. Connecting piston; 28. Baffle; 3. Top cover; 31. Connecting pipe; 32. Air pump; 33. Exhaust pipe. DETAILED DESCRIPTION

[0023] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0024] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] See also Figure 1 - Figure 4In this embodiment, a bag filter for monitoring dust removal effect includes: a support frame 1, a limit tube 11 is fixedly installed above the support frame 1, a limit plate 12 is fixedly installed on the upper end of the limit tube 11, a filter bag 13 is inserted and installed above the limit plate 12, an air intake pipe 14 is inserted and installed on the left side of the limit tube 11, a photoresistor 15 is fixedly installed on the front side of the air intake pipe 14, an infrared transmitter 16 is fixedly installed on the rear side of the air intake pipe 14, and an ash hopper 17 is fixedly installed below the limit tube 11.

[0027] The limiting tube 11 is a rectangular pipe structure. The limiting tube 11 is embedded in the top of the inner cavity of the limiting tube 11. An annular protrusion structure is arranged above the filter bag 13. The lower end of the filter bag 13 is located inside the inner cavity of the limiting tube 11.

[0028] The air intake pipe 14 is connected to the inner cavity of the limiting pipe 11. The photoresistor 15 and the infrared transmitter 16 are respectively installed on the front and rear sides of the inner wall of the air intake pipe 14 based on the center of the air intake pipe 14. The photoresistor 15 and the center line of the air intake pipe 14 are in the same straight line.

[0029] Specifically, the support frame 1 can support the limiting tube 11, the limiting tube 11 can limit the position of dust, the limiting plate 12 can prevent dust from entering the top cover 3, the filter bag 13 can filter dust, the air intake pipe 14 can facilitate dust to enter the limiting tube 11, the photoresistor 15 can receive infrared light, the infrared transmitter 16 can emit infrared light, and the ash hopper 17 can receive dust.

[0030] An ash discharge pipe 2 is fixedly installed below the ash hopper 17, a fixing frame 21 is fixedly installed on the rear side of the ash discharge pipe 2, a discharge motor 22 is fixedly installed at the center of the fixing frame 21, a transmission ring 23 is fixedly installed below the discharge motor 22, a transmission belt 24 is embedded on the outer side of the transmission ring 23, a drive shaft 25 is inserted through the center of the ash discharge pipe 2, an auger 26 is fixedly installed on the outer side of the drive shaft 25, a connecting piston 27 is fixedly installed below the ash discharge pipe 2, and a baffle 28 is fixedly installed below the connecting piston 27.

[0031] The ash discharge pipe 2 is communicated with the ash hopper 17 , an opening structure is provided at the front lower end of the ash discharge pipe 2 , and a discharge motor 22 is fixedly connected to the ash discharge pipe 2 via a fixing frame 21 .

[0032] The transmission ring 23 is fixedly installed on the outer side of the rotating shaft of the discharge motor 22 and the lower end of the driving shaft 25 by insertion. The driving shaft 25 vertically penetrates the bottom surface of the ash discharge pipe 2, and the driving shaft 25 and the ash discharge pipe 2 are rotatably connected through bearings.

[0033] The auger 26 extends upward from the inside of the ash discharge pipe 2 to the inside of the ash hopper 17, and the connecting piston 27 is installed on the left and right sides of the ash discharge pipe 2 in a mirror-symmetrical manner with the center of the ash discharge pipe 2 as a reference. The baffle 28 is a curved structure, and the baffle 28 is embedded in the outer side of the ash discharge pipe 2. The baffle 28 is movably connected to the ash discharge pipe 2 through the connecting piston 27.

[0034] Specifically, the ash discharge pipe 2 can facilitate the discharge of dust, the fixed frame 21 can limit the position of the discharge motor 22, the discharge motor 22 can drive the drive shaft 25 to rotate through the transmission ring 23 and the transmission belt 24, the drive shaft 25 can drive the auger 26 to rotate, the auger 26 can facilitate the movement of dust downward, the connecting piston 27 can adjust the position of the baffle 28, and the baffle 28 can close the opening structure of the ash discharge pipe 2.

[0035] A top cover 3 is fixedly installed above the limiting tube 11 , a connecting tube 31 is inserted and installed above the top cover 3 , an air pump 32 is fixedly installed at the upper end of the connecting tube 31 , and an exhaust pipe 33 is fixedly installed above the air pump 32 .

[0036] A photoresistor 15 and an infrared emitter 16 are fixedly mounted at the center of the front and rear side elevations of the top cover 3 , and an air pump 32 is connected to the inner cavity of the top cover 3 through a connecting pipe 31 .

[0037] Specifically, the top cover 3 can close the upper end of the limiting tube 11, the connecting pipe 31 can facilitate the air pump 32 to communicate with the inner cavity of the top cover 3, the air pump 32 can facilitate the discharge of air inside the top cover 3, and the exhaust pipe 33 can be conveniently connected to the pipeline.

[0038] When in use, when the photoresistor 15 is exposed to light within a certain wavelength range, its resistance will decrease sharply, and the current in the circuit will increase rapidly. The infrared light generated by the infrared emitter 16 affects the resistance of the photoresistor 15, and the dust in the air will scatter the infrared light, and the intensity of the infrared light received by the photoresistor 15 will decrease. The dust removal effect is monitored by comparing the intensity of the current flowing through the photoresistor 15 inside the intake pipe 14 and the intensity of the current flowing through the photoresistor 15 on the front side of the top cover 3. When the current intensity of the photoresistor 15 on the front side of the top cover 3 decreases, it indicates that dust appears inside the top cover 3, which affects the intensity of the infrared light received by the photoresistor 15. This method can facilitate the monitoring of the dust removal effect. The discharge motor 22 is fixedly installed on the rear side of the ash discharge pipe 2 through the fixing frame 21, and the transmission ring 23 is inserted through the The auger 26 is fixedly installed on the outer side of the rotating shaft of the discharge motor 22 and the lower end of the driving shaft 25. The driving shaft 25 vertically penetrates the bottom surface of the ash discharge pipe 2, and the driving shaft 25 and the ash discharge pipe 2 are rotatably connected through a bearing. The discharge motor 22 can drive the driving shaft 25 to rotate through the transmission ring 23 and the transmission belt 24. When the driving shaft 25 rotates, it can drive the auger 26 to rotate. When the auger 26 rotates, it can drive the dust to move downward. An opening structure is provided at the lower end of the front side of the ash discharge pipe 2. After the baffle 28 is opened, the dust will be discharged from the opening structure at the lower end of the front side of the ash discharge pipe 2 driven by the auger 26. Since the auger 26 extends upward from the inside of the ash discharge pipe 2 to the inside of the ash hopper 17, the dust at the bottom of the ash hopper 17 will enter the inside of the ash discharge pipe 2 driven by the auger 26. This method can prevent dust from clogging the lower end of the ash hopper 17, so as to facilitate dust discharge.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bag filter that is convenient for monitoring dust removal effect, characterized in that: include: A support frame (1), a limit tube (11) is fixedly installed above the support frame (1), a limit plate (12) is fixedly installed on the upper end of the limit tube (11), a filter bag (13) is inserted and installed above the limit plate (12), an air intake pipe (14) is inserted and installed on the left side of the limit tube (11), a photoresistor (15) is fixedly installed on the front side of the air intake pipe (14), an infrared transmitter (16) is fixedly installed on the rear side of the air intake pipe (14), an ash hopper (17) is fixedly installed below the limit tube (11), an ash discharge pipe (2) is fixedly installed below the ash hopper (17), a fixed frame (21) is fixedly installed on the rear side of the ash discharge pipe (2), and a discharge motor is fixedly installed at the center of the fixed frame (21) (22), a transmission ring (23) is fixedly installed below the discharging motor (22), a transmission belt (24) is embedded and installed on the outer side of the transmission ring (23), a driving shaft (25) is inserted and installed in the center of the ash discharging pipe (2), an auger (26) is fixedly installed on the outer side of the driving shaft (25), a connecting piston (27) is fixedly installed below the ash discharging pipe (2), a baffle (28) is fixedly installed below the connecting piston (27), a top cover (3) is fixedly installed above the limit tube (11), a connecting pipe (31) is inserted and installed above the top cover (3), an air pump (32) is fixedly installed on the upper end of the connecting pipe (31), and an exhaust pipe (33) is fixedly installed above the air pump (32).

2. A bag filter for convenient monitoring of dust removal effect according to claim 1, characterized in that: The limiting tube (11) is a rectangular pipe structure, and the limiting tube (11) is mounted on the top of the inner cavity of the limiting tube (11). An annular protrusion structure is arranged above the filter bag (13), and the lower end of the filter bag (13) is located inside the inner cavity of the limiting tube (11).

3. A bag filter for conveniently monitoring dust removal effect according to claim 1, characterized in that: The air intake pipe (14) is connected to the inner cavity of the limit pipe (11); the photoresistor (15) and the infrared emitter (16) are respectively installed on the front and rear sides of the inner wall of the air intake pipe (14) with the center of the air intake pipe (14) as a reference; the photoresistor (15) and the center line of the air intake pipe (14) are in the same straight line.

4. The bag filter for conveniently monitoring dust removal effect according to claim 1 is characterized in that: The ash discharge pipe (2) is in communication with the ash hopper (17), an opening structure is provided at the front lower end of the ash discharge pipe (2), and the discharge motor (22) is fixedly connected to the ash discharge pipe (2) via a fixing frame (21).

5. The bag filter for convenient monitoring of dust removal effect according to claim 1 is characterized in that: The transmission ring (23) is fixedly installed on the outer side of the rotating shaft of the discharge motor (22) and the lower end of the driving shaft (25) by means of insertion. The driving shaft (25) vertically penetrates the bottom surface of the ash discharge pipe (2), and the driving shaft (25) and the ash discharge pipe (2) are rotatably connected via a bearing.

6. The bag filter for convenient monitoring of dust removal effect according to claim 1 is characterized in that: The auger (26) extends upward from the inside of the ash discharge pipe (2) to the inside of the ash hopper (17); the connecting piston (27) is installed on the left and right sides of the ash discharge pipe (2) in a mirror-symmetrical manner with the center of the ash discharge pipe (2) as a reference; the baffle (28) is a curved surface structure, and the baffle (28) is engaged with the outer side of the ash discharge pipe (2); the baffle (28) is movably connected to the ash discharge pipe (2) through the connecting piston (27).

7. The bag filter for convenient monitoring of dust removal effect according to claim 1, characterized in that: A photoresistor (15) and an infrared emitter (16) are fixedly mounted at the center of the front and rear side elevations of the top cover (3), and the air pump (32) is connected to the inner cavity of the top cover (3) through a connecting pipe (31).

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