CN214809206U - Air box pulse dust collector - Google Patents
Air box pulse dust collector Download PDFInfo
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- CN214809206U CN214809206U CN202120567465.0U CN202120567465U CN214809206U CN 214809206 U CN214809206 U CN 214809206U CN 202120567465 U CN202120567465 U CN 202120567465U CN 214809206 U CN214809206 U CN 214809206U
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Abstract
The utility model relates to a dust remover technical field specifically discloses a gas tank pulse dust collector. Including last box, baghouse, ash bucket, business turn over wind gap, poppet valve, the poppet valve includes valve body, valve rod, valve plate, disk seat, the ball joint still is equipped with connecting rod, limiting plate to valve plate angle and restriction between valve rod and the valve plate, the wallboard is equipped with the disk seat on the export wind channel, the disk seat includes canned paragraph and elastic segment, elastic segment and export wind channel upper wall board are connected respectively to both ends about the elastic segment, the elastic segment is the bellows form, the vertical cross-section of elastic segment is wave or dogleg shape, the canned paragraph is the cylinder, and the contact is sealed between the last port of canned paragraph and the valve plate. The utility model discloses simple structure, it is sealed effectual, can stop the poppet valve action stroke too big, lead to the problem that the valve plate warp.
Description
Technical Field
The utility model relates to a dust remover technical field, concretely relates to gas tank pulse dust collector.
Background
The working principle of the air box pulse bag type dust collector is that the body of the air box pulse bag type dust collector is divided into a plurality of box areas, each box is provided with 32 or multiple of 32 filter bags, and a lifting valve driven by an air cylinder is arranged on an outlet pipeline at the side edge of each box. After the dust-containing gas is filtered for a certain time (or the resistance reaches a preset value), the ash removal controller sends a signal, the lift valve of the first box chamber starts to close the sectional filtering airflow, the pulse valve is opened, compressed air with the pressure greater than 0.4MPa is flushed into the air purifying chamber, and dust on the filter bag is removed; the poppet valve then reopens, causing the chamber to resume its manual operating condition. The dust remover is characterized in that: the characteristics of dust collectors such as chambered back blowing and pulse blowing are integrated, and adaptive parts are enhanced; not only can treat the dust-containing gas with common concentration, but also can treat the dust-containing gas with high concentration; the device can be used as a crusher, a dryer, a coal mill, a raw material mill, a grate cooler, a cement mill, a packing machine and dust collection equipment at the top of each warehouse, and can also be used as dust collection equipment in other industries.
However, in actual operation, poppet valves are prone to the following problems: 1. when the valve plate of the poppet valve does not act in place and is subjected to back blowing, a gap is formed between the valve plate and the air outlet of the pattern plate, so that the pulse blowing effect is influenced, and the running efficiency of the fan is reduced; 2. the valve plate is deformed due to an excessive operation stroke of the poppet valve, and the above problem 1 is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem be: the lift valve is easy to break down in the prior art to cause low efficiency of the dust remover, and the air box pulse dust remover is provided.
The utility model is realized by the following technical proposal, a gas tank pulse dust collector comprises an upper box body, a bag chamber, an ash bucket, an air inlet and an air outlet, wherein the upper box body is internally divided into a plurality of air purifying chambers which are communicated with an outlet air duct and are opened or closed by a lift valve, the bag chamber is arranged at the lower part of the air purifying chambers and is used for accommodating a bag cage and a filter bag to form a filtering space, the bag cage is separated by a baffle plate as the upper box body, the ash bucket is arranged at the bottom of the bag chamber, the lift valve comprises a valve body, a valve rod, a valve plate and a valve seat,
the valve rod is in ball joint with the valve plate, the valve rod is rotatably connected with a plurality of connecting rods, the valve plate is provided with a plurality of limiting plates, the limiting plates are in a long strip shape, are arranged on the valve plate in a divergent mode and correspond to the connecting rods in angle one to one, the limiting plates are provided with waist-shaped holes, the connecting rods are movably connected with the waist-shaped holes,
the outlet air duct upper wall plate is provided with a valve seat, the valve seat comprises a sealing section and an elastic section, the upper end and the lower end of the elastic section are respectively connected with the elastic section and the outlet air duct upper wall plate, the elastic section is in a corrugated pipe shape, the vertical section of the elastic section is in a wave shape or a fold line shape, the sealing section is in a cylindrical shape, and the upper port of the sealing section is in contact sealing with the valve plate.
In this scheme, ball joint between valve rod and the valve plate, can make between valve plate and the disk seat contact inseparabler, guarantee sealed effect, the disk seat is including sealed section and elasticity section, sealed section add man-hour only need guarantee go up the plane degree of port can, the elasticity section makes the disk seat have certain elasticity and compressive capacity, in dust remover equipment fixing process, installation error appears easily, it is too big to lead to poppet valve action stroke, at this moment, the disk seat that has the elasticity section can adapt to the actual displacement length of valve plate through the shrink, prevent that the valve plate from taking place to warp, the air leakage, thereby influence dust removal effect.
Further, the valve plate is sealed double-layer structure, the valve plate bottom surface is equipped with annular breach, annular breach department is equipped with the rubber skin, the rubber skin is sealed by glue bonding with annular breach department, the cavity of valve plate passes through hose, relief pressure valve, shutoff valve and communicates to outside compressed air pipeline.
In this scheme, when the poppet valve pushed down, opened the shut-off valve, in the cavity with compressed air entering valve plate, rubber skin was influenced by compressed air, and outside inflation takes place in close contact with the seal section just, forms good sealed.
Further, in order to ensure a long service life of the hose, the hose enters the valve rod from the lower end of the valve rod and penetrates out of the upper end of the valve plate.
Furthermore, in order to ensure the sealing effect of the rubber skin, the rubber skin is double-layer and is respectively bonded with the valve plate from the outer side and the inner side of the annular notch.
Furthermore, in order to increase the sealing effect of the sealing section, a rubber sealing ring is installed at the upper port of the sealing section.
Furthermore, the elastic section is formed by spin forming of a corrugated pipe machine or welding of a ring plate and a fan-shaped ring plate. The molding is simple, and the processing is convenient.
The utility model has the advantages that:
1. the utility model discloses adopt the ball joint structure between valve rod and the valve plate, require to reduce the unit mount of dust remover, do not need too high installation accuracy, can make and remain inseparable contact throughout between valve plate and the disk seat, guarantee sealed effect.
2. The utility model discloses the disk seat includes sealed section and elastic segment, sealed section adding man-hour only need guarantee go up the port the plane degree can, the elastic segment makes the disk seat have certain elasticity and compressive capacity, in dust remover equipment fixing process, installation error appears easily, lead to poppet valve action stroke too big, at this moment the disk seat that has the elastic segment can adapt to the actual displacement length of valve plate through the shrink, prevent that the valve plate from taking place to warp, the hourglass wind to influence dust removal effect.
3. The valve plate is sealed double-deck formula structure, the valve plate bottom surface is equipped with cyclic annular breach, cyclic annular breach department is equipped with rubber skin, rubber skin seals by glue bonding with cyclic annular breach department, the cavity of valve plate passes through hose, relief pressure valve, shutoff valve intercommunication to outside compressed air pipeline. When the lifting valve is pressed down, the shut-off valve is opened, compressed air enters the cavity of the valve plate, the rubber skin is influenced by the compressed air and expands outwards, and the rubber skin is just in close contact with the sealing section to form good sealing.
Drawings
Fig. 1 is a schematic structural view of an air box pulse dust collector of the present invention;
FIG. 2 is an enlarged view of a portion of the poppet valve of FIG. 1 at I;
FIG. 3 is a schematic structural view of the valve seat of the present invention
In the figure: 1, putting the box body on the box body; 2, a bag chamber; 3, an ash hopper; 4 an outlet air duct; 5, a valve body; 6, a valve rod; 7 a valve plate; 8, valve seats; 81 a sealing section; 82 an elastic section; 9 connecting rods; 10 limiting plates; 11 an annular gap; 12 covering the skin; 13 a hose; 14 rubber seal ring.
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.
As shown in fig. 1-3, a gas box pulse dust collector comprises an upper box body 1, a bag chamber 2, an ash bucket 3, an air inlet and an air outlet, wherein the upper box body 1 is internally divided into a plurality of air purifying chambers which are communicated with an outlet air duct 4 and are opened or closed by a lift valve, the bag chamber 2 is arranged at the lower part of the air purifying chambers and is used for accommodating a bag cage and a filter bag to form a filtering space, the bag cage and the filter bag are separated by a partition plate as the upper box body 1, the ash bucket 3 is arranged at the bottom of the bag chamber 2, the lift valve comprises a valve body 5, a valve rod 6, a valve plate 7 and a valve seat 8,
the valve rod 6 is ball-jointed with the valve plate 7, the valve rod 6 is rotatably connected with a plurality of connecting rods 9, the valve plate 7 is provided with a plurality of limiting plates 10, the limiting plates 10 are long-strip-shaped, are divergently arranged on the valve plate 7 and correspond to the connecting rods 9 in one-to-one angle, the limiting plates 10 are provided with waist-shaped holes, the connecting rods 9 are movably connected with the waist-shaped holes,
the wall plate is equipped with valve seat 8 on the export wind channel 4, valve seat 8 includes seal segment 81 and elasticity section 82, elasticity section 82 and export wind channel 4 upper wall plate are connected respectively to both ends about elasticity section 82, elasticity section 82 is the bellows form, the vertical cross-section of elasticity section 82 is wave or dogleg shape, seal segment 81 is the cylinder, and contact is sealed between the upper end mouth of seal segment 81 and valve plate 7.
In this scheme, ball joint between valve rod 6 and the valve plate 7, can make contact inseparabler between valve plate 7 and the disk seat 8, guarantee sealed effect, disk seat 8 includes sealed section 81 and elastic segment 82, sealed section 81 add man-hour only need guarantee the flatness of upper port can, elastic segment 82 makes disk seat 8 have certain elasticity and compressive capacity, in dust remover equipment fixing process, installation error appears easily, lead to the poppet valve action stroke too big, at this moment, disk seat 8 who has elastic segment 82 can adapt to the actual displacement length of valve plate 7 through the shrink, prevent that valve plate 7 from taking place to warp, the air leakage, thereby influence dust removal effect.
In practical application, the valve plate 7 is of a sealed double-layer structure, an annular gap 11 is formed in the bottom surface of the valve plate 7, a rubber skin 12 is arranged at the annular gap 11, the rubber skin 12 and the annular gap 11 are bonded by glue for sealing, and a cavity of the valve plate 7 is communicated to an external compressed air pipeline through a hose 13, a pressure reducing valve and a shutoff valve.
In this scheme, when the poppet valve pushed down, open the shut-off valve, in getting into the cavity of valve plate 7 with compressed air, rubber skin 12 was influenced by compressed air, and outside inflation just takes place in close contact with seal section 82, forms good sealed.
In practice, in order to ensure a long hose life, the hose 13 enters the valve stem 6 from the lower end of the valve stem 6 and passes out from the upper end of the valve plate 7.
In practical application, in order to ensure the sealing effect of the rubber skin 12, the rubber skin 12 is a double layer and is bonded with the valve plate 7 from the outer side and the inner side of the annular gap 11 respectively.
In practical applications, in order to increase the sealing effect of the sealing section 81, the upper port of the sealing section 81 is provided with a rubber sealing ring 14.
In practical application, the elastic section 82 is formed by rotational molding of a bellows machine or by welding of a ring plate and a fan-shaped ring plate. The molding is simple, and the processing is convenient.
The utility model discloses a theory of operation:
the utility model discloses, utilize the ball joint structure between valve rod 6 and the valve plate 7, reduce the influence of installation accuracy to sealed effect, guarantee sealed effect, when the poppet valve action stroke was too big, the disk seat 8 that has elastic segment 82 can adapt to the actual displacement length of valve plate 7 through the shrink, prevent that valve plate 7 from taking place to warp, leaking out to influence dust removal effect.
To sum up, a gas tank pulse dust remover, when each air-purifying chamber jets, the utility model provides a sealed effect can effectively be guaranteed to the poppet valve, stops the valve plate and warp, can eliminate the problem that the poppet valve breaks down easily and leads to the dust remover inefficiency.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical concepts and features of the present invention, and the purpose of the present invention is to provide a person skilled in the art with the ability to understand the contents of the present invention and implement the same, and not to limit the scope of the present invention.
Claims (6)
1. The utility model provides a gas tank pulse dust collector, includes box (1), baghouse (2), ash bucket (3), business turn over wind gap, go up and divide into a plurality of air-purifying chamber in box (1), the air-purifying chamber communicates with each other with export wind channel (4), open or shut off by the poppet valve, baghouse (2) are in the lower part of air-purifying chamber, be used for holding bag cage and filter bag, form filtration space, the same by the baffle of last box (1), the bottom at baghouse (2) is installed in ash bucket (3), its characterized in that: the lifting valve comprises a valve body (5), a valve rod (6), a valve plate (7) and a valve seat (8),
the valve rod (6) is ball-jointed with the valve plate (7), the valve rod (6) is rotatably connected with a plurality of connecting rods (9), the valve plate (7) is provided with a plurality of limiting plates (10), the limiting plates (10) are long-strip-shaped, are divergently arranged on the valve plate (7) and correspond to the connecting rods (9) in angle one by one, the limiting plates (10) are provided with waist-shaped holes, and the connecting rods (9) are movably connected with the waist-shaped holes,
the wallboard is equipped with disk seat (8) on export wind channel (4), disk seat (8) are including sealed section (81) and elasticity section (82), elasticity section (82) and export wind channel (4) are gone up the wallboard respectively to both ends about elasticity section (82), elasticity section (82) are the bellows form, the vertical cross-section of elasticity section (82) is wave or dogleg shape, sealed section (81) are the cylinder, and the contact is sealed between the last port of sealed section (81) and valve plate (7).
2. A gas box pulse dust collector as defined in claim 1, wherein: valve plate (7) are sealed double-deck structure, valve plate (7) bottom surface is equipped with annular breach (11), annular breach (11) department is equipped with rubber covering (12), rubber covering (12) and annular breach (11) department are sealed by the glue bonding, the cavity of valve plate (7) passes through hose (13), relief pressure valve intercommunication to outside compressed air pipeline.
3. A gas box pulse dust collector as defined in claim 2, wherein: the hose (13) enters the valve rod (6) from the lower end of the valve rod (6) and penetrates out of the upper end of the valve plate (7).
4. A gas box pulse dust collector as defined in claim 2, wherein: the rubber skin (12) is double-layered and is respectively bonded with the valve plate (7) from the outer side and the inner side of the annular gap (11).
5. A gas box pulse dust collector as defined in claim 1, wherein: the upper port of the sealing section (81) is provided with a rubber sealing ring (14).
6. An air box pulse dust collector as claimed in any one of claims 1 to 5, wherein: the elastic section (82) is formed by the rotary pressing of a corrugated pipe machine or formed by welding a ring plate and a fan-shaped ring plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120567465.0U CN214809206U (en) | 2021-03-19 | 2021-03-19 | Air box pulse dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120567465.0U CN214809206U (en) | 2021-03-19 | 2021-03-19 | Air box pulse dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN214809206U true CN214809206U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120567465.0U Active CN214809206U (en) | 2021-03-19 | 2021-03-19 | Air box pulse dust collector |
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| CN (1) | CN214809206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114669127A (en) * | 2022-03-19 | 2022-06-28 | 五冶集团上海有限公司 | Method for reducing emission of particles of bag type dust collector |
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2021
- 2021-03-19 CN CN202120567465.0U patent/CN214809206U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114669127A (en) * | 2022-03-19 | 2022-06-28 | 五冶集团上海有限公司 | Method for reducing emission of particles of bag type dust collector |
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