CN216023698U

CN216023698U - Drainage tube structure for horizontal-spraying pulse bag type dust collector

Info

Publication number: CN216023698U
Application number: CN202122507826.5U
Authority: CN
Inventors: 仇庆东; 仇彩霞; 仇庆林; 裴仪成; 仇庆松; 仇庆同; 王廷岚; 刘旭东; 蒋为连; 薛凤荣
Original assignee: Yancheng Chengda Environmental Engineering Co ltd
Current assignee: Yancheng Chengda Environmental Engineering Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-03-15
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses a drainage tube structure for a line-spraying pulse bag type dust collector, which comprises a box body and a filter bag, wherein a partition plate is fixedly connected to the top between two sides of the inner wall of the box body, and a limiting frame is arranged at the bottom of the partition plate. This pulse bag collector is spouted on line and is used drainage tube structure, include the annular slab through protective structure, can play certain buffering protection to the drainage tube on the one hand, alleviate the vibrations that electromagnetic pulse valve brought, on the other hand is when carrying out the deashing to the filter bag surface, can utilize the sealed cowling to play a sealed effect, make the wind-force of letting in the filter bag bigger, it is stronger to the impact of filter bag, can improve the effect of deashing, bottom fixedly connected with dust hopper through the box, the dust that the deashing trembled off is collected through collecting the box, conveniently clear up the dust, inside filter bag is spacing through spacing frame simultaneously, conveniently change when conveniently using.

Description

Drainage tube structure for horizontal-spraying pulse bag type dust collector

Technical Field

The utility model relates to the technical field of pulse dust collectors, in particular to a drainage tube structure for a line-spraying pulse bag type dust collector.

Background

The pulse bag type dust collector is a high-efficiency bag type dust collecting equipment with advanced level, and is a large-scale dust collecting equipment with large air quantity, good dust-cleaning effect, high dust-cleaning efficiency, reliable operation, convenient maintenance and small floor area, when the pulse bag type dust collector equipment normally works, the dust-containing gas is fed into the dust hopper from the air inlet, and due to the rapid expansion of gas volume, a part of coarse dust particles are fallen into the dust hopper due to inertia or natural sedimentation, and the rest most dust particles are risen with the air flow and fed into the bag chamber, and after being filtered by the filter bag, the dust particles are retained outside the filter bag, and the purified gas is fed into the upper box body from the interior of the filter bag, and then is discharged into the atmosphere from the valve plate hole and the air outlet, so as to achieve the purpose of dust collection, and along with the continuous filtration, the resistance of the dust collector also rises, when the resistance reaches a certain value, the dust-cleaning controller sends out dust-cleaning command, firstly, the lifting valve plate is closed, the filter airflow is cut off, then the ash removal controller sends a signal to the pulse electromagnetic valve, the high-pressure reverse airflow used for removing ash is sent into the bag along with the pulse valve, the filter bag rapidly swells and strongly shakes, so that dust on the outer side of the filter bag shakes off, and the ash removal purpose is achieved.

The operation of the direct bag collector of poor meeting of deashing effect, in order to carry out better clearance to the dust on filter bag surface, can use the high-pressure draught that the drainage tube wore out with the electromagnetic pulse valve to transmit to the filter bag, accomplish the deashing, the drainage tube is at the in-process that uses, because the electromagnetic pulse valve can produce vibrations, long-term the use can influence the stability of drainage tube, there is certain distance between drainage tube and the filter bag, at the in-process that carries out the deashing, wind-force can be weakened, reduce the effect of deashing.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a drainage tube structure for a line-spraying pulse bag type dust collector, which solves the problems that an electromagnetic pulse valve can generate vibration, the stability of the drainage tube can be influenced after long-term use, a certain distance exists between the drainage tube and a filter bag, and wind power is weakened and the dust removal effect is reduced in the dust removal process.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a drainage tube structure for a line-spraying pulse bag type dust collector comprises a box body and a filter bag, wherein a partition plate is fixedly connected to the top between two sides of the inner wall of the box body, a limiting frame is installed at the bottom of the partition plate, the filter bag is arranged inside the limiting frame, the periphery of the top of the filter bag is connected with the top of the limiting frame, an electromagnetic pulse valve is fixedly connected to the top of one side of the box body, an injection tube is communicated with one side of the electromagnetic pulse valve, one end of the injection tube penetrates through the box body and extends into the box body, a drainage tube is communicated with the bottom of the surface of the injection tube, a protection structure is arranged on the surface of the drainage tube, a venturi tube is fixedly connected to the inside of the partition plate, and the bottom end of the venturi tube penetrates through the filter bag and extends into the filter bag;

protective structure includes the annular slab, equal fixedly connected with electric telescopic handle around the annular slab top to the bottom fixedly connected with protection casing of annular slab, the both sides of annular slab inner wall all are provided with the arc to one side fixedly connected with movable rod of arc, the one end of movable rod runs through the annular slab and extends to the inside of annular slab.

Preferably, the top end of the electric telescopic rod is fixedly connected with the top of the inner wall of the box body, and the annular plate is arranged on the surface of the drainage tube.

Preferably, the movable rod extends to the inside one end fixedly connected with riser of annular slab to fixedly connected with spring between one side of riser and one side of annular slab inner wall, the opposite side of arc contacts with the surface of drainage tube, the bottom fixedly connected with sealing washer of protection casing.

Preferably, the bottom of the box body is fixedly connected with a dust collecting hopper, and the inside of the dust collecting hopper is connected with a collecting box in a sliding manner.

Preferably, the bottom of one side of the box body is communicated with an air inlet pipe, and the two sides of the top of the box body are communicated with air outlet pipes.

Preferably, the bottom of the box body is fixedly connected with supporting legs all around, and two sides of the surface of the box body are hinged with box doors through hinges.

Advantageous effects

The utility model provides a drainage tube structure for a line-spraying pulse bag type dust collector. Compared with the prior art, the method has the following beneficial effects:

(1) the drainage tube structure for the line-spraying pulse bag type dust collector comprises an annular plate, electric telescopic rods are fixedly connected to the front and the back of the top of the annular plate through a protection structure, a protective cover is fixedly connected to the bottom of the annular plate, arc plates are arranged on two sides of the inner wall of the annular plate, a movable rod is fixedly connected to one side of each arc plate, one end of each movable rod penetrates through the annular plate and extends into the annular plate, the top end of each electric telescopic rod is fixedly connected with the top of the inner wall of a box body, the annular plate is arranged on the surface of the drainage tube, a vertical plate is fixedly connected to one end, extending into the annular plate, of each movable rod, a spring is fixedly connected between one side of each vertical plate and one side of the inner wall of the annular plate, the other side of each arc plate is in contact with the surface of the drainage tube, a sealing ring is fixedly connected to the bottom of the protective cover, the surface of the drainage tube is provided with a protection structure, and on the one hand, certain buffering protection can be achieved on the drainage tube, alleviate the vibrations that the electromagnetic pulse valve brought, on the other hand can utilize the protection casing to play a sealed effect when carrying out the deashing to the filter bag surface for the wind-force that lets in the filter bag is bigger, and is stronger to the impact of filter bag, can improve the effect of deashing.

(2) This move and spout pulse bag collector with drainage tube structure, bottom fixedly connected with dust hopper through the box, and the inside sliding connection of dust hopper has the collection box, spacing frame is installed to the bottom of baffle, the filter bag sets up the inside at spacing frame, and filter bag top periphery is connected with the top of spacing frame, the inside fixedly connected with venturi tube of baffle, the bottom of venturi tube runs through the filter bag and extends to the inside of filter bag, the dust that the deashing trembled is collected through collecting the box, the convenience is cleared up the dust, inside filter bag is spacing through spacing frame simultaneously, conveniently change when conveniently using.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

fig. 3 is a schematic structural diagram of the protective structure of the present invention.

In the figure: 1. a box body; 2. a filter bag; 3. a partition plate; 4. a limiting frame; 5. an electromagnetic pulse valve; 6. a blowing pipe; 7. a drainage tube; 8. a protective structure; 81. an annular plate; 82. an electric telescopic rod; 83. a protective cover; 84. an arc-shaped plate; 85. a movable rod; 86. a vertical plate; 87. a spring; 88. a seal ring; 9. a dust collecting hopper; 10. a collection box; 11. an air inlet pipe; 12. an air outlet pipe; 13. supporting legs; 14. a box door; 15. a venturi.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a drainage tube structure for a line-spraying pulse bag type dust collector comprises a box body 1 and a filter bag 2, wherein a partition plate 3 is fixedly connected to the top between two sides of the inner wall of the box body 1, a limiting frame 4 is installed at the bottom of the partition plate 3, the filter bag 2 is arranged inside the limiting frame 4, the periphery of the top of the filter bag 2 is connected with the top of the limiting frame 4, an electromagnetic pulse valve 5 is fixedly connected to the top of one side of the box body 1, a spraying tube 6 is communicated with one side of the electromagnetic pulse valve 5, one end of the spraying tube 6 penetrates through the box body 1 and extends into the box body 1, a drainage tube 7 is communicated with the bottom of the surface of the spraying tube 6, a protection structure 8 is arranged on the surface of the drainage tube 7, a venturi tube 15 is fixedly connected inside the partition plate 3, and the bottom end of the venturi tube 15 penetrates through the filter bag 2 and extends into the filter bag 2;

protective structure 8 includes annular plate 81, equal fixedly connected with electric telescopic handle 82 around the annular plate 81 top to the bottom fixedly connected with protection casing 83 of annular plate 81, the both sides of annular plate 81 inner wall all are provided with arc 84, and one side fixedly connected with movable rod 85 of arc 84, the one end of movable rod 85 runs through annular plate 81 and extends to the inside of annular plate 81.

Be provided with protective structure 8 on the surface of drainage tube 7, can play certain buffering protection to drainage tube 7 on the one hand, alleviate the vibrations that electromagnetic pulse valve 5 brought, on the other hand can utilize protection casing 83 to play a sealed effect when carrying out the deashing to the surface of filter bag 2 for it is bigger to let in the wind-force in the filter bag 2, and is stronger to the impact of filter bag 2, can improve the effect of deashing.

Specifically, the top end of the electric telescopic rod 82 is fixedly connected with the top of the inner wall of the box body 1, and the annular plate 81 is arranged on the surface of the drainage tube 7.

Specifically, the movable rod 85 extends to the vertical plate 86 of the one end inside the annular plate 81, the spring 87 is fixedly connected between one side of the vertical plate 86 and one side of the inner wall of the annular plate 81, the other side of the arc-shaped plate 84 is in contact with the surface of the drainage tube 7, the arc-shaped plate 84 is made of soft silica gel, and the bottom of the protective cover 83 is fixedly connected with the sealing ring 88.

The sealing effect can be greatly improved by the arrangement of the sealing ring 88.

Specifically, a dust hopper 9 is fixedly connected to the bottom of the box 1, and a collecting box 10 is slidably connected to the inside of the dust hopper 9.

The collection box 10, like the drawer, can be extracted for cleaning.

The dust that the deashing trembled is collected through collecting box 10, conveniently clears up the dust, and inside filter bag 2 is convenient when conveniently using to change through spacing of spacing frame 4 simultaneously.

Specifically, the bottom of one side of the box body 1 is communicated with an air inlet pipe 11, and two sides of the top of the box body 1 are communicated with air outlet pipes 12.

Specifically, equal fixedly connected with supporting leg 13 all around of box 1 bottom to the both sides on box 1 surface all articulate through the hinge has chamber door 14.

The door 14 is provided to clean the inside or replace the filter bag 2.

And those not described in detail in this specification are well within the skill of those in the art.

When the dust removing device is used, dust-containing gas enters the box body 1 from the air inlet pipe 11, a part of coarse dust particles fall into the dust collecting hopper 9 due to inertia or natural sedimentation and the like because of the rapid expansion of the volume of the gas, the rest of dust particles rise along with the air flow and enter the upper part of the box body 1, the dust particles are retained outside the filter bag 2 after being filtered by the filter bag 2, the purified gas enters the upper part of the clapboard 3 from the inside of the filter bag 2 and then is discharged into the atmosphere from the air outlet pipe 12, so that the dust removing purpose is achieved, when dust on the surface of the filter bag 2 is removed, the compressed gas enters the injection pipe 6 after being subjected to first disturbance through the electromagnetic pulse valve 5 after passing through the compressed air storage device, then enters the drainage pipe 7 to realize second disturbance, then enters the venturi pipe 15 to realize third disturbance, and induces the surrounding gas to enter the filter bag 2 together after being accelerated under the action of the venturi pipe 15, in the exhaust process of the drainage pipe 7, starting electric telescopic handle 82 through external switch, electric telescopic handle 82 drives annular plate 81 and descends for baffle 3 is hugged closely to the sealing washer 88 of protection casing 83 bottom, makes the wind-force increase that gets into filter bag 2, and drainage tube 7 is when the shake, and certain buffering effect is played to arc 84 under spring 87's elasticity effect, protects drainage tube 7.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a line spouts pulse bag collector with drainage tube structure, includes box (1) and filter bag (2), its characterized in that: a clapboard (3) is fixedly connected at the top between the two sides of the inner wall of the box body (1), and the bottom of the clapboard (3) is provided with a limit frame (4), the filter bag (2) is arranged inside the limit frame (4), the periphery of the top of the filter bag (2) is connected with the top of the limit frame (4), the top of one side of the box body (1) is fixedly connected with an electromagnetic pulse valve (5), one side of the electromagnetic pulse valve (5) is communicated with an injection tube (6), one end of the injection tube (6) penetrates through the box body (1) and extends into the box body (1), the bottom of the surface of the injection tube (6) is communicated with a drainage tube (7), and the surface of the drainage tube (7) is provided with a protective structure (8), the inside of the clapboard (3) is fixedly connected with a venturi (15), the bottom end of the venturi tube (15) penetrates through the filter bag (2) and extends to the interior of the filter bag (2);

protective structure (8) include annular plate (81), equal fixedly connected with electric telescopic handle (82) around annular plate (81) top to the bottom fixedly connected with protection casing (83) of annular plate (81), the both sides of annular plate (81) inner wall all are provided with arc (84) to one side fixedly connected with movable rod (85) of arc (84), the one end of movable rod (85) runs through annular plate (81) and extends to the inside of annular plate (81).

2. The drain tube structure for the line-jet pulse bag-type dust collector according to claim 1, wherein: the top end of the electric telescopic rod (82) is fixedly connected with the top of the inner wall of the box body (1), and the annular plate (81) is arranged on the surface of the drainage tube (7).

3. The drain tube structure for the line-jet pulse bag-type dust collector according to claim 1, wherein: the utility model discloses a drainage tube, including annular plate (81), movable rod (85), fixed connection has riser (86) to the inside one end fixedly connected with riser (86) of annular plate (81) is extended to movable rod (85) to fixedly connected with spring (87) between one side of riser (86) and one side of annular plate (81) inner wall, the opposite side of arc (84) contacts with the surface of drainage tube (7), the bottom fixedly connected with sealing washer (88) of protection casing (83).

4. The drain tube structure for the line-jet pulse bag-type dust collector according to claim 1, wherein: the bottom of the box body (1) is fixedly connected with a dust hopper (9), and the inside of the dust hopper (9) is connected with a collection box (10) in a sliding manner.

5. The drain tube structure for the line-jet pulse bag-type dust collector according to claim 1, wherein: the bottom of one side of the box body (1) is communicated with an air inlet pipe (11), and the two sides of the top of the box body (1) are communicated with air outlet pipes (12).

6. The drain tube structure for the line-jet pulse bag-type dust collector according to claim 1, wherein: the box body (1) is characterized in that supporting legs (13) are fixedly connected to the periphery of the bottom of the box body (1), and two sides of the surface of the box body (1) are hinged to box doors (14) through hinges.