CN210993395U

CN210993395U - Bag type dust collector

Info

Publication number: CN210993395U
Application number: CN201921915184.9U
Authority: CN
Inventors: 余勤
Original assignee: Wuxi Piem Environmental Protection Equipment Co ltd
Current assignee: Wuxi Piem Environmental Protection Equipment Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-07-14
Anticipated expiration: 2029-11-08

Abstract

The utility model belongs to the technical field of the dust remover, especially, a bag collector, including the box, the below of box is provided with the ash bucket, and one side fixed mounting of box has the exhaust fan, and the one end of exhaust fan is connected with the air-supply line, and the one end of air-supply line is connected with the jetting pipe, and one side that the exhaust fan was kept away from to the box is provided with the air outlet, and one side of ash bucket is provided with the air intake, and the bottom fixed connection buffering leg of box, the inner chamber of box transversely are fixed with the connecting plate, and the top intercommunication of connecting plate has the. The utility model discloses a buffering leg, spout, slider, slide bar, pad foot, activity inserted bar, gag lever post, the interact of spring that set up to make the amplitude that the dust remover produced reduce greatly, improved the stationarity of sack cleaner, the clamping mechanism who sets up simultaneously presss from both sides tightly fixedly to the filter bag of venturi tube, prevents that the filter bag from droing when the pulse blowback air current, improves the stability of dust remover filter bag.

Description

Bag type dust collector

Technical Field

The utility model relates to a dust remover technical field specifically is a bag collector.

Background

With the increase of environmental protection requirements, the emission requirements of solid particles in the atmosphere are more and more strict. A dust remover is a device for separating dust from flue gas, and is called a dust remover or a dust removing device. The performance of a precipitator is expressed in terms of the amount of gas that can be treated, the resistance loss of the gas as it passes through the precipitator, and the efficiency of the precipitation. Meanwhile, the price, the operation and maintenance cost, the service life and the difficulty of operation management of the dust remover are also important factors considering the performance of the dust remover, and the dust remover is a common facility in boilers and industrial production. The bag filter is a dry dust filter, which is suitable for collecting fine, dry and non-fibrous dust. The filter bag is made of woven filter cloth or non-woven felt, the dust-containing gas is filtered by the filtering action of the fiber fabric, after the dust-containing gas enters the bag type dust collector, dust with large particles and large specific gravity falls into the dust hopper due to the sedimentation of the gravity, and when the gas containing fine dust passes through the filter material, the dust is blocked, so that the gas is purified. However, the prior bag type dust collector has the following problems:

1. the prior bag type dust collector has poor stability and is easy to generate vibration when in use;

2. the filter bag is usually not firmly fixed, and the filter bag is easy to fall off due to the blowing air flow in the operation process, so that the dust remover loses the dust removal function.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a bag collector has solved current bag collector poor stability when using, produces vibrations easily and the filter bag is fixed insecure usually, and jetting air current easily causes the filter bag to drop in the operation process, leads to the dust remover to lose the problem of the function of removing dust.

In order to achieve the above object, the utility model provides a following technical scheme: a bag type dust collector comprises a box body, an ash bucket is arranged below the box body, an exhaust fan is fixedly arranged on one side of the box body, one end of the exhaust fan is connected with an air inlet pipe, one end of the air inlet pipe is connected with a blowing pipe, one side of the box body, which is far away from the exhaust fan, is provided with an air outlet, one side of the ash hopper is provided with an air inlet, the bottom of the box body is fixedly connected with a buffer leg, an inner cavity of the box body is transversely fixed with a connecting plate, the top of the connecting plate is communicated with a venturi tube, the outside of the venturi tube is fixedly connected with a filter bag, a fixed plate is fixedly connected with the bottom end of the venturi tube and the bottom of the connecting plate, a threaded rod is transversely arranged above the connecting plate, the threaded rod is connected with a first threaded sleeve and a second threaded sleeve in a threaded mode, fixed rods are welded and fixed to the bottoms of the first threaded sleeve and the second threaded sleeve, and clamping blocks are fixedly connected to one ends, close to the connecting plate, of the fixed rods.

As a preferred technical scheme of the utility model, the buffering leg includes spout, slider, slide bar and stopper, the inside wall at the buffering leg is seted up to the spout, slider and spout looks adaptation, one side fixed connection of slide and slider, the top of slide bar and the bottom middle part fixed connection of slide, the slide bar runs through the one end fixedly connected with pad foot of buffering leg bottom, stopper fixed connection is in the top of spout.

As a preferred technical scheme of the utility model, the top swing joint of slide has the activity inserted bar, the stopper has been alternated to the one end that the slide was kept away from to the activity inserted bar, just encircle in the outside of activity inserted bar and be equipped with the spring between stopper and the slide.

As an optimized technical scheme of the utility model, the bottom of jetting pipe is provided with the nozzle, the quantity of nozzle is a plurality of groups, and just a plurality of groups nozzle is located the filter bag directly over.

As a preferred technical scheme of the utility model, the tip shape of pressing from both sides tight piece is convex, and the quantity that presss from both sides tight piece is two sets of, two sets of the equal fixedly connected with slipmat of one end of pressing from both sides tight piece.

As a preferred technical solution of the present invention, the number of the first thread insert and the second thread insert is four, and the internal threads of the first thread insert and the second thread insert are opposite in rotation direction.

As a preferred technical scheme of the utility model, the one end of threaded rod and the one side fixed connection who runs through the box change the handle, the fixed cover of one end of changeing the handle is equipped with the antiskid cover.

As a preferred technical scheme of the utility model, one side of box and the below that is located the exhaust fan are provided with the inspection door, and there is the apron at the top of box through hinge swing joint.

Compared with the prior art, the utility model provides a bag collector possesses following beneficial effect:

1. the bag type dust collector can enable the pad foot to drive the sliding plate connected with one end of the sliding rod to slide in the sliding groove when the dust collector works to generate vibration through the interaction of the arranged buffering leg, the sliding groove, the sliding block, the sliding plate, the sliding rod, the pad foot, the movable inserted rod, the limiting rod and the spring, so that the spring sleeved on the movable inserted rod is driven to compress between the sliding plate and the limiting block, and partial mechanical energy in the dust collector is converted into elastic potential energy after the spring is compressed, so that the amplitude generated by the dust collector is greatly reduced, and the stability of the bag type dust collector is improved;

2. this bag collector, threaded rod through setting up, first swivel nut, the second swivel nut, the dead lever, press from both sides tight piece, the venturi tube, the cooperation of changeing the handle is used, before work, can rotate and change the handle, drive the rotation of threaded rod, thereby drive the removal in opposite directions of first swivel nut and second swivel nut, press from both sides tight fixedly to the filter bag of venturi tube through the tight piece of clamp of dead lever one end at last, prevent that the filter bag from droing when pulse blowback air current, improve the stability of dust remover filter bag, and the fixed plate that sets up can play fine leakproofness, can prevent that the gas that does not remove dust from directly entering into jet-propelled chamber.

Drawings

Fig. 1 is a schematic view of the overall structure of a bag type dust collector of the present invention;

fig. 2 is a schematic structural view of a clamping mechanism of a bag-type dust collector of the present invention;

FIG. 3 is a schematic structural view of a buffering leg of a bag filter according to the present invention;

fig. 4 is an enlarged view of the bag-type dust collector shown in fig. 1B.

In the figure: 1. a box body; 2. an ash hopper; 3. a buffer leg; 301. a chute; 302. a slider; 303. a slide plate; 304. a slide bar; 305. a foot pad; 306. a movable inserted link; 307. a limiting block; 308. a spring; 4. a connecting plate; 5. an exhaust fan; 6. an air inlet pipe; 7. a blowing pipe; 701. a nozzle; 8. an air outlet; 9. an air inlet; 10. a threaded rod; 11. a first threaded sleeve; 12. a second thread insert; 13. fixing the rod; 14. a clamping block; 141. a non-slip mat; 15. a venturi; 16. a filter bag; 17. a fixing plate; 18. and (4) turning the handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a bag type dust collector comprises a box body 1, a dust hopper 2 is arranged below the box body 1, an exhaust fan 5 is fixedly arranged on one side of the box body 1, an air inlet pipe 6 is connected to one end of the exhaust fan 5, an injection pipe 7 is connected to one end of the air inlet pipe 6, an air outlet 8 is arranged on one side, away from the exhaust fan 5, of the box body 1, an air inlet 9 is arranged on one side of the dust hopper 2, dust-containing gas enters the dust hopper 2 through the air inlet 9, a part of large-particle dust automatically falls into the bottom of the dust hopper 2 under the action of gravity, the rest gas passes through a filter bag 16 along with air flow, dust is intercepted on the outer surface of the filter bag 16, the gas passes through the filter bag 16 and then is discharged through the air outlet 8, a buffer leg 3 is fixedly connected to the bottom of the box body 1, the amplitude generated by the dust collector can be greatly reduced, the top of the connecting plate 4 is communicated with a venturi 15, the outside of the venturi 15 is fixedly connected with a filter bag 16, the bottom end of the venturi 15 is fixedly connected with a fixing plate 17 with the bottom of the connecting plate 4, can play a good sealing property, can prevent gas without dust removal from directly entering the air injection cavity, a threaded rod 10 is transversely arranged above the connecting plate 4, a first threaded sleeve 11 and a second threaded sleeve 12 are in threaded connection with the threaded rod 10, fixing rods 13 are fixedly welded at the bottoms of the first threaded sleeve 11 and the second threaded sleeve 12, a clamping block 14 is fixedly connected at one end of each fixing rod 13 close to the connecting plate 4, the threaded rod 10 rotates, thereby driving the first threaded sleeve 11 and the second threaded sleeve 12 to move oppositely, and finally clamping and fixing the filter bag 16 of the venturi tube 15 through the clamping block 14 at one end of the fixing rod 13, preventing the filter bag 16 from falling off during pulse reverse blowing, and improving the stability of the filter bag 16 of the dust collector.

In this embodiment, the buffering leg 3 includes a sliding chute 301, a sliding block 302, a sliding plate 303, a sliding rod 304 and a limiting block 307, the sliding chute 301 is formed in the inner side wall of the buffering leg 3, the sliding block 302 is adapted to the sliding chute 301, the sliding plate 303 is fixedly connected with one side of the sliding block 302, the top of the sliding rod 304 is fixedly connected with the middle of the bottom end of the sliding plate 303, one end of the sliding rod 304 penetrating through the bottom of the buffering leg 3 is fixedly connected with a foot pad 305, and the limiting block 307 is fixedly connected above the sliding; the top of the sliding plate 303 is movably connected with a movable insertion rod 306, one end, far away from the sliding plate 303, of the movable insertion rod 306 penetrates through a limiting block 307, a spring 308 is arranged between the limiting block 307 and the sliding plate 303 and around the outer side of the movable insertion rod 306, when the dust remover works to generate vibration, the pad foot 305 drives the sliding plate 303 connected with one end of the sliding rod 304 to slide in the sliding groove 301, so that the spring 308 sleeved on the movable insertion rod 306 is driven to compress between the sliding plate 303 and the limiting block 307, and part of mechanical energy in the dust remover is converted into elastic potential energy after the spring 308 is compressed, so that the amplitude generated by the dust remover is greatly reduced, and the stability of the bag-type dust remover is improved; the bottom of the injection pipe 7 is provided with a plurality of groups of nozzles 701, the nozzles 701 are arranged in a plurality of groups, and the plurality of groups of nozzles 701 are positioned right above the filter bag 16, when the dust on the outer side of the filter bag 16 is more, high-pressure gas enters the injection pipe 7 by controlling the exhaust fan 5 and is rapidly sprayed out through the nozzles 701, so that the high-speed gas flow enters the filter bag 16 to change in volume, and the dust on the outer side of the filter bag 16 shakes and falls into the dust hopper 2 due to the fluidity of the gas, so that the dust is removed; the end parts of the clamping blocks 14 are arc-shaped, the number of the clamping blocks 14 is two, and one ends of the two groups of clamping blocks 14 are fixedly connected with anti-skid pads 141, so that the clamping stability is improved; the number of the first screw sleeves 11 and the second screw sleeves 12 is four, and the internal threads of the first screw sleeves 11 and the internal threads of the second screw sleeves 12 are opposite in screwing direction; one end of the threaded rod 10 penetrates through one side of the box body 1 to be fixedly connected with a rotating handle 18, the rotating handle 18 can be rotated to drive the threaded rod 10 to rotate, so that the first threaded sleeve 11 and the second threaded sleeve 12 are driven to move oppositely, and finally, a filter bag 16 of the venturi tube 15 is clamped and fixed through a clamping block 14 at one end of a fixing rod 13, so that the filter bag 16 is prevented from falling off during pulse reverse blowing, the stability of the filter bag 16 of the dust remover is improved, and an anti-slip sleeve is fixedly sleeved at one end of the rotating handle 18 to prevent the hand from slipping during rotation; an inspection door is arranged on one side of the box body 1 and below the exhaust fan 5, and a cover plate is movably connected to the top of the box body 1 through a hinge.

The utility model discloses a theory of operation and use flow: when the dust removing device is used, dust-containing gas enters the dust hopper 2 through the air inlet 9, a part of large-particle dust automatically falls into the bottom of the dust hopper 2 under the action of gravity, the rest gas passes through the filter bag 16 along with air flow, the dust is intercepted on the outer surface of the filter bag 16, the gas passes through the filter bag 16 and is discharged through the air outlet 8, when the dust on the outer side of the filter bag 16 is more, high-pressure gas enters the injection pipe 7 through controlling the exhaust fan 5 and is rapidly injected through the nozzle 701, so that the high-speed gas enters the interior of the filter bag 16 to change the volume, and the high-speed gas can shake around the filter bag 16 due to the fluidity of the gas, so that the dust on the outer side of the filter bag 16 shakes off and falls into the dust hopper 2; meanwhile, in order to prevent the filter bag 16 from falling off when shaking violently, the rotating handle 18 can be rotated to drive the threaded rod 10 to rotate, so that the first threaded sleeve 11 and the second threaded sleeve 12 are driven to move oppositely, and finally the filter bag 16 of the venturi tube 15 is clamped and fixed through the clamping block 14 at one end of the fixing rod 13, so that the filter bag 16 is prevented from falling off when pulse reverse blowing is performed, and the stability of the filter bag 16 of the dust remover is improved; when the dust remover works to generate vibration, the pad foot 305 drives the sliding plate 303 connected with one end of the sliding rod 304 to slide in the sliding groove 301, so that the spring 308 sleeved on the movable insertion rod 306 is driven to compress between the sliding plate 303 and the limiting block 307, and the compressed spring 308 converts part of mechanical energy in the dust remover into elastic potential energy, so that the amplitude generated by the dust remover is greatly reduced, and the stability of the bag-type dust remover is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bag type dust collector, includes box (1), the below of box (1) is provided with ash bucket (2), and one side fixed mounting of box (1) has exhaust fan (5), the one end of exhaust fan (5) is connected with air-supply line (6), the one end of air-supply line (6) is connected with jetting pipe (7), one side that exhaust fan (5) were kept away from in box (1) is provided with air outlet (8), one side of ash bucket (2) is provided with air intake (9), its characterized in that: the bottom of the box body (1) is fixedly connected with the buffer legs (3), the inner cavity of the box body (1) is transversely fixed with the connecting plate (4), the top of the connecting plate (4) is communicated with a venturi tube (15), the outer portion of the venturi tube (15) is fixedly connected with a filter bag (16), the bottom end of the venturi tube (15) is fixedly connected with a fixing plate (17) with the bottom of the connecting plate (4), a threaded rod (10) is transversely arranged above the connecting plate (4), a first threaded sleeve (11) and a second threaded sleeve (12) are in threaded connection with the threaded rod (10), fixing rods (13) are fixedly welded at the bottoms of the first threaded sleeve (11) and the second threaded sleeve (12), and one end, close to the connecting plate (4), of each fixing rod (13) is fixedly connected with a clamping block (14).

2. A bag house as defined in claim 1, wherein: buffering leg (3) include spout (301), slider (302), slide plate (303), slide bar (304) and stopper (307), the inside wall at buffering leg (3) is seted up in spout (301), slider (302) and spout (301) looks adaptation, one side fixed connection of slide plate (303) and slider (302), the top of slide bar (304) and the bottom middle part fixed connection of slide plate (303), one end fixedly connected with pad foot (305) of buffering leg (3) bottom is run through in slide bar (304), stopper (307) fixed connection is in the top of spout (301).

3. A bag house as defined in claim 2, wherein: the top swing joint of slide (303) has activity inserted bar (306), the stopper (307) are passed through in activity inserted bar (306) one end of keeping away from slide (303), between stopper (307) and slide (303) and in the outside of activity inserted bar (306) around being equipped with spring (308).

4. A bag house as defined in claim 1, wherein: the bottom of the injection pipe (7) is provided with a plurality of nozzles (701), the number of the nozzles (701) is a plurality of groups, and the plurality of groups of nozzles (701) are positioned right above the filter bags (16).

5. A bag house as defined in claim 1, wherein: the end parts of the clamping blocks (14) are arc-shaped, the number of the clamping blocks (14) is two, and one ends of the two groups of clamping blocks (14) are fixedly connected with anti-skid pads (141).

6. A bag house as defined in claim 1, wherein: the number of the first threaded sleeves (11) and the second threaded sleeves (12) is four, and the screwing directions of the internal threads of the first threaded sleeves (11) and the internal threads of the second threaded sleeves (12) are opposite.

7. A bag house as defined in claim 1, wherein: one end of the threaded rod (10) penetrates through one side of the box body (1) to be fixedly connected with a rotating handle (18), and an anti-skidding sleeve is fixedly sleeved at one end of the rotating handle (18).

8. A bag house as defined in claim 1, wherein: an inspection door is arranged on one side of the box body (1) and below the exhaust fan (5), and a cover plate is movably connected to the top of the box body (1) through a hinge.