CN212106941U - Lifting valve of dust remover - Google Patents
Lifting valve of dust remover Download PDFInfo
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- CN212106941U CN212106941U CN202020720789.9U CN202020720789U CN212106941U CN 212106941 U CN212106941 U CN 212106941U CN 202020720789 U CN202020720789 U CN 202020720789U CN 212106941 U CN212106941 U CN 212106941U
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Abstract
The utility model relates to a dust remover lift valve, including cylinder, valve plate and disk seat, its characterized in that: the upper surface middle part of valve plate is equipped with the supporting seat, the top surface of supporting seat is equipped with the through-hole, the cylinder rod end of cylinder is equipped with the external screw thread and the cylinder rod end passes the through-hole, be located on the through-hole, be equipped with double nut and elastic washer on the cylinder rod of below respectively, double nut comprises the fastening nut who is close to the supporting seat top surface and the lock nut who keeps away from the supporting seat top surface, the elastic washer centre gripping is between the top surface of fastening nut and supporting seat, the lock nut who is close to the cylinder rod end corresponds with the cylinder rod and is equipped with the. The utility model provides a use cost that current lift valve exists is high, the inconvenient problem of maintenance operation, even be convenient for under the condition that does not promote the cylinder, also can dismantle valve rod and cylinder easily get off, carry out the maintenance and the change of cylinder, more be favorable to going on of maintenance operation, increase the security of operation, reduce the purchasing cost of cylinder simultaneously.
Description
Technical Field
The utility model relates to a realize the part that the dust remover off-line overhauld, concretely relates to dust remover lift valve.
Background
The lifting valve is used for being installed on the upper box part of the dust remover, one lifting valve is arranged in each chamber, the lifting valve is an important device for realizing the communication between the upper box and the smoke channel of the middle box, when the lifting valve is opened, the upper box is communicated with the clean smoke channel of the middle box, and the working state is the normal working state of the dust remover. When a certain chamber of the dust remover needs to be overhauled, the corresponding lifting valve needs to be closed, the connecting channel of the upper box and the middle box clean flue is closed, sealing is realized, and the smoke discharged from other chambers is prevented from entering the chamber needing to be overhauled.
The lifting valve consists of a cylinder, a valve plate connected with a cylinder rod of the cylinder and a valve seat matched with the valve plate, wherein during assembly, the tail end of the cylinder rod of the cylinder penetrates through the valve plate, and the valve plate and the cylinder rod of the cylinder are connected and fixed by two pairs of double nuts respectively positioned on the upper side and the lower side of the valve plate. The current lift valve can achieve the use function, but still has the following problems: firstly, the purchased cylinder rod of the air cylinder needs to be lengthened, so that the equipment purchasing cost is increased; second, the valve plate tang and the valve plate on the edge on the disk seat are 500mm apart from the maximum, and the valve plate must guarantee just can dismantle fastener (two nuts) below the valve plate in the promotion state, and then realize the dismantlement of cylinder, and the passageway that has partial flue gas to pass through the disk seat this moment gets into the wind channel of box in the dust remover, causes the worsening of maintenance environment, causes the injury to maintenance personal's health, and the case operating space is narrow and small on the dust remover, and current structure dismantlement is also more complicated troublesome.
Disclosure of Invention
The utility model aims at providing a simple structure, convenient to use's dust remover lift valve, the use cost who solves current lift valve existence is high, the inconvenient problem of maintenance operation, even be convenient for under the condition that does not promote the cylinder, also can easily dismantle valve rod and cylinder get off, carry out the maintenance and the change of cylinder, more be favorable to going on of maintenance operation, increase the security of operation, reduce the purchasing cost of cylinder simultaneously.
The technical scheme of the utility model is that:
the utility model provides a dust remover lift valve, includes cylinder, valve plate and disk seat, and its technical essential is: the upper surface middle part of valve plate is equipped with door word frame form supporting seat, the top surface of door word frame form supporting seat is equipped with the through-hole, the cylinder rod end of cylinder is equipped with external screw thread and the terminal passing of cylinder rod the through-hole is located and is equipped with two nuts and elastic gasket on the cylinder rod of through-hole upper and lower side respectively, two nuts comprise the fastening nut who is close to door word frame form supporting seat top surface and the lock nut who keeps away from door word frame form supporting seat top surface, the elastic gasket centre gripping is equipped with the pinhole near the terminal lock nut of cylinder rod and cylinder rod correspondence between the top surface of fastening nut and door word frame form supporting seat, be equipped with the bolt in the pinhole.
Foretell dust remover lift valve, the welding of door word frame form supporting seat bottom has the connection pad, connection pad and valve plate welded fastening.
According to the dust remover lifting valve, the valve seat is composed of the cylindrical seat body and the horizontal flanging arranged on the upper edge of the cylindrical seat body, and the upper surface of the horizontal flanging is provided with the annular sealing ring.
In the dust remover lifting valve, the two valve seats are concentrically arranged, the sealed air working cavity is formed between the cylindrical seat bodies of the two valve seats, and the outer wall of the cylindrical seat body positioned at the outer side is provided with the threaded hole for connecting the air inlet pipeline, so that the sealed air is conveyed into the sealed air working cavity, and the sealing effect is enhanced.
According to the dust remover lifting valve, the upper surface of the annular sealing ring is provided with the multiple circles of concentric bulges, and the central lines of the bulges are coincided with the central line of the valve seat.
The utility model has the advantages that:
1. optimized adjustment has been carried out to connection structure between valve plate and the cylinder, through addding door word frame form supporting seat, be connected of cylinder jar pole and valve plate, be transformed into being connected between jar pole and the door word frame form supporting seat, door word frame form supporting seat can realize under the unnecessary circumstances that promotes of valve plate, maintenance person just can dismantle the nut at last incasement, thereby realize the maintenance person of dust remover and overhaul fast and change the safety of cylinder, the flue gas gets into the room that needs the maintenance when having avoided the valve plate to promote in, the health of safe maintenance environment and maintenance person has been maintained, the security of operation has been increased.
2. Because the door-shaped frame-shaped supporting seat is additionally arranged, the height of the mounting position of the cylinder rod of the air cylinder is improved, the cylinder rod of the air cylinder does not need to be lengthened, and the purchasing cost of the air cylinder is reduced.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a top view of the valve plate and support block of FIG. 1;
FIG. 3 is an enlarged view of portion A of FIG. 1;
fig. 4 is a schematic partial structure diagram of embodiment 2 of the present invention.
In the figure: 1. the air compressor comprises a valve seat, 101 a cylindrical seat body, 102 a horizontal flanging, 2 a valve plate, 3 a cylinder rod, 4 an air cylinder, 5 a connecting disc, 6 a door-shaped frame-shaped supporting seat, 7 a through hole, 8 a locking nut, 9 a fastening nut, 10 an elastic washer, 11 a bolt, 12 a threaded hole, 13 an annular sealing ring and 14 a sealed air working cavity.
Detailed Description
Example 1
As shown in fig. 1 to 3, the dust remover lifting valve comprises a cylinder 4, a valve plate 2 and a valve seat 1.
Wherein, the upper surface middle part of valve plate 2 is equipped with door word frame form supporting seat 6, the top surface of door word frame form supporting seat 6 is equipped with through-hole 7, 3 ends of jar pole of cylinder are equipped with the external screw thread and 3 ends of jar pole pass through-hole 7 is located and is equipped with two nuts and elastic washer 10 on the jar pole 3 of 7 upper and lower sides of through-hole respectively, two nuts are by the fastening nut 9 that is close to door word frame form supporting seat 6 top surfaces and the lock nut 8 of keeping away from door word frame form supporting seat 6 top surfaces and constitute, elastic washer 10 centre gripping is between fastening nut 9 and door word frame form supporting seat 6 top surfaces, and the lock nut 8 that is close to 3 ends of jar pole corresponds with the cylinder pole 3 and is equipped with the pinhole, be equipped with bolt 11 in the pinhole.
In this embodiment, the bottom of the door-shaped frame-shaped support seat 6 is welded with the connection disc 5, and the connection disc 5 is welded and fixed with the valve plate 2.
During the use, the valve plate tang and the valve plate 2 cooperation of disk seat 1 prevent the flue gas circulation, and under the drive of cylinder 4, valve plate 2 is promoted, breaks away from with the valve plate tang of disk seat 1, and the flue gas is by well case entering upper tank. The locking nut 8 is matched with the fastening nut 9 for use, so that the fastening nut 9 is prevented from loosening; the elastic washer 10 also serves to prevent the nut from loosening; the bolt 11 prevents the lock nut 8 from rotating on the cylinder rod 3 and falling off, and the reliability is enhanced. During the use, consider the dismouting space of two nuts, the height and the width of door word frame form supporting seat 6 are rationally selected, are convenient for installation and maintenance personal's maintenance operation.
Example 2
As shown in fig. 4, in the dust collector lift valve, the valve seat 1 is composed of a cylindrical seat body 101 and a horizontal flange 102 arranged at the upper edge of the cylindrical seat body 101, and an annular sealing ring 13 is arranged on the upper surface of the horizontal flange 102. The number of the valve seats 1 is two, the valve seats are concentrically arranged, a sealing air working cavity 14 is formed between the cylindrical seat bodies 101 of the two valve seats, and a threaded hole 12 for connecting an air inlet pipeline is formed in the outer wall of the cylindrical seat body 101 located on the outer side, so that sealing air can be conveyed into the sealing air working cavity. The upper surface of the annular sealing ring 13 is provided with a plurality of circles of concentric bulges, and the central lines of the bulges are coincided with the central line of the valve seat. When the valve plate 2 is closed with the valve seat 1, sealing air is injected into the sealing air working cavity 14, and the sealing effect is enhanced. The structural design is simple, and the realization is convenient.
The rest is the same as example 1.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (5)
1. The utility model provides a dust remover lift valve, includes cylinder, valve plate and disk seat, its characterized in that: the upper surface middle part of valve plate is equipped with door word frame form supporting seat, the top surface of door word frame form supporting seat is equipped with the through-hole, the cylinder rod end of cylinder is equipped with external screw thread and the terminal passing of cylinder rod the through-hole is located and is equipped with two nuts and elastic gasket on the cylinder rod of through-hole upper and lower side respectively, two nuts comprise the fastening nut who is close to door word frame form supporting seat top surface and the lock nut who keeps away from door word frame form supporting seat top surface, the elastic gasket centre gripping is equipped with the pinhole near the terminal lock nut of cylinder rod and cylinder rod correspondence between the top surface of fastening nut and door word frame form supporting seat, be equipped with the bolt in the pinhole.
2. The precipitator lift valve of claim 1, wherein: the bottom of the door-shaped frame-shaped supporting seat is welded with a connecting disc, and the connecting disc is welded and fixed with the valve plate.
3. The precipitator lift valve of claim 1, wherein: the valve seat is composed of a cylindrical seat body and a horizontal flanging arranged on the upper edge of the cylindrical seat body, and an annular sealing ring is arranged on the upper surface of the horizontal flanging.
4. A precipitator lift valve according to claim 3, wherein: the number of the valve seats is two, the valve seats are concentrically arranged, a sealed air working cavity is formed between the cylindrical seat bodies of the two valve seats, and a threaded hole used for being connected with an air inlet pipeline is formed in the outer wall of the cylindrical seat body located on the outer side, so that sealed air is conveyed into the sealed air working cavity, and the sealing effect is enhanced.
5. A precipitator lift valve according to claim 3, wherein: the upper surface of the annular sealing ring is provided with a plurality of circles of concentric bulges, and the central lines of the bulges are coincided with the central line of the valve seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020720789.9U CN212106941U (en) | 2020-05-06 | 2020-05-06 | Lifting valve of dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020720789.9U CN212106941U (en) | 2020-05-06 | 2020-05-06 | Lifting valve of dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212106941U true CN212106941U (en) | 2020-12-08 |
Family
ID=73618126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020720789.9U Active CN212106941U (en) | 2020-05-06 | 2020-05-06 | Lifting valve of dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212106941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046378A (en) * | 2021-11-29 | 2022-02-15 | 江苏天洁环保装备有限公司 | Low-resistance dust collector poppet valve convenient to overhaul |
-
2020
- 2020-05-06 CN CN202020720789.9U patent/CN212106941U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046378A (en) * | 2021-11-29 | 2022-02-15 | 江苏天洁环保装备有限公司 | Low-resistance dust collector poppet valve convenient to overhaul |
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