CN201262244Y - Plate sluice valve for high-temperature solid-containing fluid - Google Patents
Plate sluice valve for high-temperature solid-containing fluid Download PDFInfo
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- CN201262244Y CN201262244Y CNU2008201494386U CN200820149438U CN201262244Y CN 201262244 Y CN201262244 Y CN 201262244Y CN U2008201494386 U CNU2008201494386 U CN U2008201494386U CN 200820149438 U CN200820149438 U CN 200820149438U CN 201262244 Y CN201262244 Y CN 201262244Y
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Abstract
The utility model discloses a high-temperature flat gate valve used for containing a solid fluid, and aims to solve the problems in the prior flat gate valve of poor elasticity and poor wear resistance of a nonmetallic soft seal between a valve plate and a material inlet hole and a material outlet hole, and the like. In the utility model, a sealing member between the valve plate and the material inlet hole comprises a floating valve base and a gland made of metal materials, and is arranged in a concave cavity positioned in the material inlet hole; an elastic component is arranged between the sealing member and the concave cavity; a labyrinth seal groove is formed on the contact end surface of the floating valve base and the valve plate; the nonmetallic soft seal is arranged between the outside surface thereof and the lateral surface of the concave cavity; an inclined surface is arranged on the inside surface thereof and forms a metal elastic contact seal with the top end of the gland; a purge steam hole is formed on a valve body, and is introduced into an air gap between the floating valve base and the gland in the concave cavity; a sealing member between the valve plate and the material outlet hole is a static valve base made of metal materials; and a labyrinth seal groove is formed on the contact end surface of the static valve base and the valve plate. The utility model is mainly used for an ethylene cracking gas device, a delayed coking device and other devices in petrochemical industry.
Description
Technical field
The utility model relates to a kind of valve, relates in particular to a kind of high temperature and contains the rheid plate valve.
Background technique
In devices such as catalytic cracking, delayed coking, ethene cracking gas and the gasification of petroleum chemical industry, need to use high temperature contain the rheid plate valve, be used for occasions such as conveying that various high temperature contain rheid, partition, discharging.It is liquid or the gas that contains solid particles such as catalyzer, coke or dust that high temperature contains rheid.At present in the cracking of ethylene device of air of some petrochemical plants and the high temperature that uses at catalytic cracking unit flue gas turbine inlet place contain the rheid plate valve, mainly form by back parts such as valve gap, valve body, preceding valve gap, valve plate and valve rod.Valve body is connected with preceding valve bonnet seal with the back valve gap respectively.Valve plate links to each other with valve rod, which is provided with the valve plate hole.Back valve gap links to each other with drive unit by support.Be coaxially arranged with intake port and discharge hole on the section of valve body, intake port and discharge hole are positioned at the both sides of valve plate, and are respectively equipped with seal ring between the valve plate; The material of seal ring is nonmetallic carbon fiber or Expanded graphite.Also be provided with sealed steam inlet and floss hole (generally being located on back valve gap and the preceding valve gap) on the plate valve.Above-mentioned high temperature contains rheid: the poor flexibility of nonmetal soft seal between valve plate and intake port and the discharge hole, wear no resistance, its sealability obviously descends behind the plate valve multiple switching, can not satisfy the requirement that frequent switch of plate valve and long period use continuously; In addition, the solid content that high temperature is contained rheid has strict restriction.
Summary of the invention
The purpose of this utility model provides a kind of high temperature and contains the rheid plate valve, with the poor flexibility that solves nonmetal soft seal between the existing valve plate of existing plate valve and intake port and the discharge hole, technical problem such as wear no resistance.
For addressing the above problem, the technical solution adopted in the utility model is: a kind of high temperature contains the rheid plate valve, comprise the back valve gap, valve body, preceding valve gap, valve plate and valve rod, valve body is connected with preceding valve bonnet seal with the back valve gap respectively, valve plate links to each other with valve rod, which is provided with the valve plate hole, back valve gap links to each other with drive unit by support, on the section of valve body, be coaxially arranged with circular intake port and discharge hole, intake port and discharge hole are positioned at the both sides of valve plate, and be respectively equipped with Sealing between the valve plate, described high temperature contains rheid with also being provided with sealed steam inlet and floss hole on the plate valve, it is characterized in that: the Sealing between valve plate and the intake port comprises floating valve seat and gland, be located at the cavity that is positioned at the intake port inboard, be provided with elastic component between floating valve seat and the gland, floating valve seat is provided with the labyrinth seal groove with the end face that contacts of valve plate, be provided with nonmetal soft seal between the outer side surface of floating valve seat and the cavity side, an inclined-plane is arranged on the inner side surface, and form metallic elastic contact seal between the top of gland, on valve body, be provided with the hole that purges steam, feed in the space that in cavity, forms between floating valve seat and the gland, Sealing between valve plate and the discharge hole is quiet valve seat, quiet valve seat uses the pretension flange screw on valve plate, it is provided with the labyrinth seal groove with the end face that contacts of valve plate, described floating valve seat, the shape of quiet valve seat and gland is ring, and material is metal.
Adopt the utility model, have following beneficial effect: high temperature of the present utility model contains the rheid plate valve, and the Sealing between valve plate and the intake port comprises floating valve seat and gland, is provided with elastic component between the two.Floating valve seat is provided with the labyrinth seal groove with the end face that contacts of valve plate, is provided with nonmetal soft seal between the outer side surface of floating valve seat and the cavity side, and an inclined-plane is arranged on the inner side surface, and forms metallic elastic contact seal between the top of gland.Elastic component can provide impacting force, makes the certain specific pressure of maintenance between the end face that contacts of valve plate and floating valve seat and quiet valve seat, helps improving sealability.Metallic elastic contact seal can prevent that solid particle from containing rheid with high temperature and entering the gap between floating valve seat and the gland and enter elastic component and result in blockage, and guarantees the unsteady performance of floating valve seat and makes the elastic component can proper functioning.On valve body, be provided with the hole that purges steam, feed in the space that in cavity, forms between floating valve seat and the gland.During the plate valve operation, feed to described space through the hole that purges steam and to purge steam, can prevent further that solid particle from containing rheid with high temperature and entering the gap between floating valve seat and the gland and enter elastic component through metallic elastic contact seal and result in blockage.Simultaneously, purging steam also has seal action, can prevent that high temperature from containing rheid and leaking along above-mentioned approach.Sealing between valve plate and the discharge hole is quiet valve seat, and on valve plate, it is provided with the labyrinth seal groove with the end face that contacts of valve plate to quiet valve seat with the pretension flange screw.Floating valve seat is provided with the labyrinth seal groove with quiet valve seat with contacting of valve plate on the end face, can reduce with the area of contact of valve plate, improve specific pressure, and then improve sealability.
The material of floating valve seat, quiet valve seat and gland is metal, be the metal to metal hard sealing structure between floating valve seat, quiet valve seat and the valve plate, adopted above-mentioned sealing configuration in addition, so the good springiness of Sealing between valve plate of the present utility model and intake port and the discharge hole, wear resistance are good, and more high temperature resistant, make the utility model can adapt to more bad working environment.Still excellent sealing performance can be kept behind the plate valve multiple switching, the requirement that frequent switch of plate valve and long period use continuously can be satisfied.In addition, because of the sealability of described Sealing, wear-resisting property and anti-solid particle stop up functional, so the solid content that high temperature is contained rheid is without limits.The temperature that high temperature contains rheid can reach 500～720 ℃.
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.The drawings and specific embodiments do not limit the claimed scope of the utility model.
Description of drawings
Fig. 1 is that the utility model high temperature contains rheid with plate valve sectional view vertically.
Fig. 2 is the left view of Fig. 1, adopts broken section.
Fig. 3 is the I portion enlarged view among Fig. 1.
Fig. 4 is a kind of structural representation of valve plate, and the front portion of valve plate is located in the valve plate hole, is shaped as circle.
Fig. 5 is the structural representation of another kind of valve plate, and the front portion of valve plate is located in the valve plate hole, is shaped as long-round-shape.
Fig. 6 is the structural representation of the third valve plate, and the rear portion of valve plate is located in the valve plate hole, is shaped as circle.
Fig. 7 is the II portion enlarged view among Fig. 1.
Among Fig. 1 to Fig. 7, same reference numerals is represented identical technical characteristics.
Embodiment
Contain rheid with plate valve (being designated hereinafter simply as plate valve) referring to Fig. 1, high temperature of the present utility model shown in Figure 2.It comprises back valve gap 1, valve body 2, preceding valve gap 3, valve plate 4 and valve rod 15, valve body 2 be tightly connected with back valve gap 1 and preceding valve gap 3 respectively (adopting square flange and Sealing to be tightly connected).Valve plate 4 links to each other with valve rod 15, which is provided with valve plate hole 41.Back valve gap 1 links to each other with drive unit 13 by support 14.Plate valve shown in the drawings adopts electric liquid drive unit, there is shown power cylinder.Drive unit 13 can also adopt other pneumatic, Vidacare corp commonly used.Various drive units 13 all adopt conventional control system.On the section of valve body 2, be coaxially arranged with circular intake port 21 and discharge hole 22; Intake port 21 and discharge hole 22 are positioned at the both sides of valve plate 4, and are respectively equipped with Sealing between the valve plate 4.Also be provided with sealed steam inlet 10 and floss hole 11 on the plate valve.It is basic identical with plate valve that above structure characteristic and existing high temperature contain rheid.
Referring to Fig. 3 and Fig. 1, plate valve of the present utility model, the Sealing between valve plate 4 and the intake port 21 comprises floating valve seat 6 and gland 5, is located at the cavity that is positioned at intake port 21 inboards; The overall shape of cavity is essentially cylindrical.Intake port 21 and cavity all are opened on the body of valve body 2.Be provided with elastic component 7 between floating valve seat 6 and the gland 5.Floating valve seat 6 is provided with labyrinth seal groove 19 with the end face that contacts of valve plate 4, is provided with nonmetal soft seal 18 between the outer side surface of floating valve seat 6 and the cavity side; The nonmetal soft seal 18 general Expanded graphite seal rings that adopt Stainless Steel Wire to strengthen.An inclined-plane is arranged on the inner side surface of floating valve seat 6, and form metallic elastic contact seal 17 between the top of gland 5.Metallic elastic contact seal 17 can prevent that solid particle from containing rheid with high temperature and entering the gap between floating valve seat 6 and the gland 5 and enter elastic component 7 and result in blockage, and guarantees the unsteady performance of floating valve seat 6 and makes the elastic component 7 can proper functioning.Can carry out suitable elastic structure design to gland 5, make its top have certain elasticity, can closely contact with the inclined-plane on floating valve seat 6 inner side surfaces, and also can closely contact all the time during along self axial float, keep the sealing of good metal Elastic Contact at floating valve seat 6.The bottom end of gland 5 is pressed on the bottom surface of cavity, as shown in Figure 3.
On valve body 2, be provided with the hole 16 that purges steam (its outlet has been shown among Fig. 3), feed in the space that in cavity, forms between floating valve seat 6 and the gland 5.During the plate valve operation, hole 16 purges steam to the feeding of described space through purging steam, can prevent further that solid particle from containing rheid with high temperature and entering the gap between floating valve seat 6 and the gland 5 and enter elastic component 7 through metallic elastic contact seal 17 and result in blockage, guarantee that further floating valve seat 6 can normally float, elastic component 7 can proper functioning.Simultaneously, purging steam also has seal action, can prevent that high temperature from containing rheid and leaking along above-mentioned approach.Purge steam and be that water vapor, its pressure are higher than high temperature and contain about rheid pressure 0.1MPa.
Sealing between valve plate 4 and the discharge hole 22 is quiet valve seat 8, and quiet valve seat 8 usefulness pretension flanges 9 are pressed on the valve plate 4, and it is provided with labyrinth seal groove 19 with the end face that contacts of valve plate 4.Quiet valve seat 8 is installed in the round hole that is opened on valve body 2 bodies; Pretension flange 9 usefulness bolts are connected on the valve body 2, and the flange hole at its center is as the discharge hole 22 of plate valve.
Floating valve seat 6 is provided with labyrinth seal groove 19 with quiet valve seat 8 with contacting of valve plate 4 on the end face, can reduce with the area of contact of valve plate 4, improve specific pressure, and then improve sealability; Simultaneously, also help reducing the leakage rate of the sealed steam of back valve gap 1 and preceding valve gap 3 inner chambers.
First road that is sealed between above-mentioned valve plate 4 and the intake port 21 seals, and is elastic floating valve seat labyrinth seal structure; Second road that is sealed between valve plate 4 and the discharge hole 22 seals, and is the fixed valve base labyrinth seal structure.The overall shape of described floating valve seat 6, quiet valve seat 8 and gland 5 is ring.Material is metal, generally adopts Cr-Mo steel or 300 series stainless steels etc.The surface of floating valve seat 6, quiet valve seat 8 and valve plate 4 generally should be the cure process surface, and hardening process comprises nitriding, pile-up welding hard alloy etc.
Plate valve of the present utility model can be located at valve plate hole 41 front portion of valve plate 4, in the usual way as Fig. 4, Fig. 5 and Fig. 1, shown in Figure 2.When plate valve was vertically installed, sealed steam inlet 10 was located on back valve gap 1 and the preceding valve gap 3 and is positioned on the sidewall of intake port 21 1 sides, the end of valve gap 3 before floss hole 11 is located at.When the plate valve level is installed (intake port 21 is positioned at the top, discharge hole 22 is positioned at the below), sealed steam inlet 10 is located on back valve gap 1 and the preceding valve gap 3 and is positioned on the sidewall of intake port 21 1 sides, and floss hole 11 is located on back valve gap 1 and the preceding valve gap 3 and is positioned on the sidewall of discharge hole 22 1 sides.A side of floss hole 11 is provided with slag trap 12 on close preceding valve gap 3 sidewalls of the inner chamber of preceding valve gap 3, and methods such as slag trap 12 usefulness welding, screwings are fixed on the valve body 2.The solid particle that drive valve at plate valve, closes in the valve process valve gap 3 inner chambers before valve plate hole 41 contains rheid with high temperature and enters is deposited on the slag trap 12, and is scraped by valve plate 4 in opening the valve process and get back to discharge hole 22, flows away thereupon.
Plate valve of the present utility model, valve plate hole 41 also can be located at the rear portion of valve plate 4, as shown in Figure 6.When the rear portion of the inner chamber of valve gap 3 while valve plate 4 moves to intake port 21 and discharge hole 22 corresponding positions before the front portion of valve plate 4 moves at this moment (valve plate hole 41 is straight-through with intake port 21 and discharge hole 22), plate valve is in out the valve state; When the front portion of valve plate 4 moves to intake port 21 and discharge hole 22 corresponding positions that the rear portion of valve plates 4 moves to the inner chamber of back valve gap 1 simultaneously (valve plate hole 41 does not communicate with intake port 21 and discharge hole 22), plate valve is in close valve state.Adopt the advantage of said structure valve plate 4 to be,, when drive unit 13 is electric liquid drive unit, can give play to the bigger characteristics of its thrust output because drive unit 13 is to promote (rather than pulling) valve plate 4 by valve rod 15 to drive valve.Adopt the accompanying drawing of the plate valve of above-mentioned valve plate to omit, only by means of Fig. 1 explanation.When this plate valve was vertically installed, sealed steam inlet 10 was located on back valve gap 1 and the preceding valve gap 3 and is positioned on the sidewall of intake port 21 1 sides, the end of valve gap 3 before floss hole 11 is located at.When this plate valve level is installed (intake port 21 is positioned at the top, discharge hole 22 is positioned at the below), sealed steam inlet 10 is located on back valve gap 1 and the preceding valve gap 3 and is positioned on the sidewall of intake port 21 1 sides, and floss hole 11 is located on back valve gap 1 and the preceding valve gap 3 and is positioned on the sidewall of discharge hole 22 1 sides.A side of floss hole 11 is provided with slag trap 12 on valve gap 1 sidewall of the close back of inner chamber of back valve gap 1, shown in the dotted line among Fig. 1.Before the inner chamber of valve gap 3 slag trap 12 need not be set again because this moment solid particle can be before valve plate hole 41 enter valve gap 3.This slag trap 12 also is fixed on the valve body 2 with methods such as welding, screwings.The solid particle that drive valve at plate valve, closes in the valve process valve gap 1 inner chamber after valve plate hole 41 contains rheid with high temperature and enters is deposited on the slag trap 12, and is scraped by valve plate 4 in opening the valve process and get back to discharge hole 22, flows away thereupon.
Sealed steam inlet 10 is used for valve gap 1 and the preceding valve gap 3 interior sealed steams (sealed steam is a water vapor) that feed backward; Sealed steam is full of the inner chamber of back valve gap 1 and preceding valve gap 3, its pressure is higher than high temperature and contains about rheid pressure 0.1MPa, can prevent that high temperature from containing rheid and leaking (leakage advance after the inner chamber of valve gap 1 and preceding valve gap 3) through the sealing between valve plate 4 and intake port 21 and the discharge hole 22, play the auxiliary seal effect.
The plate valve that adopts above-mentioned various structure valve plates 4 is when level is installed, and the sealed steam inlet 10 that is positioned on back valve gap 1 and the preceding valve gap 3 on the sidewall of intake port 21 1 sides is positioned at the top, and the floss hole 11 that is positioned on the sidewall of discharge hole 22 1 sides is positioned at the below.Floss hole 11 is mainly used in the sealed steam of discharging condensation, and discharges the residual solid particle that is not deposited on the slag trap 12 on a small quantity, bleeds preceding valve gap 3 or back valve gap 1 inner chamber.Plate valve needn't be offered floss hole 11 in the end of preceding valve gap 3 when level is installed; As the available flange plate sealing of the words of offering.
The plate valve that adopts above-mentioned various structure valve plates 4 when vertical the installation, the valve gap 3 or inner chamber of back valve gap 1 is provided with slag trap 12 before all noting be used in.Drive valve at plate valve, close in the valve process solid particle of valve gap 3 inner chambers before valve plate hole 41 contains rheid with high temperature and enters and the condensation sealed steam of preceding valve gap 3 inner chambers, discharge (this moment, this floss hole 11 did not use flange plate to seal, be in open mode) by the floss hole 11 of preceding valve gap 3 ends.And enter the solid particle of back valve gap 1 inner chamber and the condensation sealed steam of back valve gap 1 inner chamber all flows from top to bottom, the inner chamber of valve gap 3 before space between around the valve plate 4 and back valve gap 1, valve body 2 and preceding valve gap 3 flows into, last floss hole 11 discharges by preceding valve gap 3 ends.Plate valve needn't be offered floss hole 11 on the sidewall that is positioned at discharge hole 22 1 sides on back valve gap 1 and the preceding valve gap 3 when vertical the installation; As the available flange plate sealing of the words of offering.
The shape in valve plate hole 41 can also can be long-round-shape (as shown in Figure 5) for circular (as Fig. 4, Fig. 6 and shown in Figure 2) on the valve plate 4.The rear portion of valve plate 4 is located in circular valve plate hole 41 shown in Figure 6, and this valve plate hole 41 also can be long-round-shape.
Referring to Fig. 7 and Fig. 1, Fig. 2, plate valve of the present utility model, Sealing between valve body 2 and back valve gap 1, valve body 2 and the preceding valve gap 3 can adopt general winding, ripple tooth gasket seal etc., but preferably all adopts the lip-type packing of metal material, to improve sealability.Fig. 7 shows the lip-type packing of being located between valve body 2 and the back valve gap 1 20.Lip-type packing 20 is welded on valve body 2 and the back valve gap 1, and its material is generally Cr-Mo steel or 300 series stainless steels etc.Valve body 2 is identical with the above-mentioned lip-type packing of being located between valve body 2 and the back valve gap 1 with the lip-type packing between the preceding valve gap 3, and accompanying drawing and explanation are omitted.
All the other the unaccounted sealings everywhere of the utility model plate valve contain rheid with existing high temperature and use plate valve identical, and explanation is omitted.The utility model mainly is that the sealing configuration between valve plate 4 and intake port 21 and the discharge hole 22 is improved in addition, and has proposed the valve board structure that valve plate 4 rear portions are located in valve plate hole 41; The operation of remaining parts, structure and plate valve contains rheid with existing high temperature basically and uses plate valve identical, and detailed description is omitted.Wherein, sealed steam and the pressure and the flow that purge steam all can adopt classical control system to control.
The utility model is mainly used in devices such as the ethene cracking gas, catalytic cracking, delayed coking, gasification of petroleum chemical industry, helps these devices and realizes long period safety, reliable, running continuously.For example be used as catalytic cracking unit flue gas turbine inlet plate valve, the disconnected valve of cracking of ethylene device of air high-temperature machining, and the bottom discharge mechanism that is used as reactor and various crystallizing and drying stills.When being used for delayed coking unit, can substitute existing open type on-mechanical coke drum bottom machine (or coke drum top cover machine), realize automatic totally-enclosed decoking operation.In addition, the various high temperature in industries such as iron and steel, metallurgy contain occasions such as rheid conveying, partition, discharging, also can adopt the utility model.
Claims (9)
1, a kind of high temperature contains the rheid plate valve, comprise back valve gap (1), valve body (2), preceding valve gap (3), valve plate (4) and valve rod (15), valve body (2) is tightly connected with back valve gap (1) and preceding valve gap (3) respectively, valve plate (4) links to each other with valve rod (15), which is provided with valve plate hole (41), back valve gap (1) links to each other with drive unit (13) by support (14), on the section of valve body (2), be coaxially arranged with circular intake port (21) and discharge hole (22), intake port (21) and discharge hole (22) are positioned at the both sides of valve plate (4), and valve plate is respectively equipped with Sealing between (4), described high temperature contains rheid with also being provided with sealed steam inlet (10) and floss hole (11) on the plate valve, it is characterized in that: the Sealing between valve plate (4) and the intake port (21) comprises floating valve seat (6) and gland (5), be located at and be positioned at the inboard cavity of intake port (21), be provided with elastic component (7) between floating valve seat (6) and the gland (5), floating valve seat (6) is provided with labyrinth seal groove (19) with the end face that contacts of valve plate (4), be provided with nonmetal soft seal (18) between the outer side surface of floating valve seat (6) and the cavity side, an inclined-plane is arranged on the inner side surface, and form metallic elastic contact seal (17) between the top of gland (5), on valve body (2), be provided with the hole that purges steam (16), feed in the space that in cavity, forms between floating valve seat (6) and the gland (5), Sealing between valve plate (4) and the discharge hole (22) is quiet valve seat (8), quiet valve seat (8) is pressed on the valve plate (4) with pretension flange (9), it is provided with labyrinth seal groove (19) with the end face that contacts of valve plate (4), described floating valve seat (6), the shape of quiet valve seat (8) and gland (5) is ring, and material is metal.
2, high temperature according to claim 1 contains the rheid plate valve, it is characterized in that: the surface of floating valve seat (6), quiet valve seat (8) and valve plate (4) is the cure process surface.
3, high temperature according to claim 1 contains the rheid plate valve, it is characterized in that: the elastic component (7) between floating valve seat (6) and the gland (5) is the butterfly spring assembly.
4, high temperature according to claim 1 contains the rheid plate valve, it is characterized in that: valve plate hole (41) are located at the front portion of valve plate (4), described sealed steam inlet (10) is located on back valve gap (1) and the preceding valve gap (3) and is positioned on the sidewall of intake port (21) one sides, and floss hole (11) is located at the end of preceding valve gap (3).
5, high temperature according to claim 1 contains the rheid plate valve, it is characterized in that: valve plate hole (41) are located at the front portion of valve plate (4), described sealed steam inlet (10) is located on back valve gap (1) and the preceding valve gap (3) and is positioned on the sidewall of intake port (21) one sides, floss hole (11) is located on back valve gap (1) and the preceding valve gap (3) and is positioned on the sidewall of discharge hole (22) one sides, and a side of floss hole (11) is provided with slag trap (12) on close preceding valve gap (3) sidewall of the inner chamber of preceding valve gap (3).
6, high temperature according to claim 1 contains the rheid plate valve, it is characterized in that: valve plate hole (41) are located at the rear portion of valve plate (4), described sealed steam inlet (10) is located on back valve gap (1) and the preceding valve gap (3) and is positioned on the sidewall of intake port (21) one sides, and floss hole (11) is located at the end of preceding valve gap (3).
7, high temperature according to claim 1 contains the rheid plate valve, it is characterized in that: valve plate hole (41) are located at the rear portion of valve plate (4), described sealed steam inlet (10) is located on back valve gap (1) and the preceding valve gap (3) and is positioned on the sidewall of intake port (21) one sides, floss hole (11) is located on back valve gap (1) and the preceding valve gap (3) and is positioned on the sidewall of discharge hole (22) one sides, and a side of floss hole (11) is provided with slag trap (12) on valve gap (1) sidewall of the close back of inner chamber of back valve gap (1).
8, contain the rheid plate valve according to any one described high temperature in the claim 1 to 7, it is characterized in that: what valve plate (4) was gone up valve plate hole (41) is shaped as circle or long-round-shape.
9, high temperature according to claim 1 contains the rheid plate valve, it is characterized in that: the Sealing between valve body (2) and back valve gap (1), valve body (2) and the preceding valve gap (3) is the lip-type packing of metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201494386U CN201262244Y (en) | 2008-09-17 | 2008-09-17 | Plate sluice valve for high-temperature solid-containing fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201494386U CN201262244Y (en) | 2008-09-17 | 2008-09-17 | Plate sluice valve for high-temperature solid-containing fluid |
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| Publication Number | Publication Date |
|---|---|
| CN201262244Y true CN201262244Y (en) | 2009-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201494386U Expired - Fee Related CN201262244Y (en) | 2008-09-17 | 2008-09-17 | Plate sluice valve for high-temperature solid-containing fluid |
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| CN (1) | CN201262244Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956836A (en) * | 2010-08-13 | 2011-01-26 | 上海飞球阀门有限公司 | Special valve provided with shield for high-temperature sweeping of catalytic unit |
| CN102444725A (en) * | 2010-09-30 | 2012-05-09 | 韦特柯格雷公司 | Valve bore sealing method and apparatus |
| CN103216634A (en) * | 2013-03-29 | 2013-07-24 | 成都瑞柯林工程技术有限公司 | Glasses valve and valve base thereof |
| CN103438232A (en) * | 2013-07-24 | 2013-12-11 | 上海亚核阀业成套有限公司 | Self-cleaning gate valve applied to coal chemical industry |
| CN103453159A (en) * | 2012-06-03 | 2013-12-18 | 德朱瑞克公司 | Wear ring retainer for a gate valve |
| CN109838568A (en) * | 2019-03-27 | 2019-06-04 | 北京洁绿环境科技股份有限公司 | A kind of heavy-caliber high-temperature high-voltage high-speed opening and closing knife gate valve |
| CN112178231A (en) * | 2020-10-27 | 2021-01-05 | 北京洁绿环境科技股份有限公司 | Air bag sealed high-temperature high-pressure knife gate valve |
| CN112747121A (en) * | 2019-10-30 | 2021-05-04 | 中石化广州工程有限公司 | Sealing structure of gate valve type bottom cover machine and operation method thereof |
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2008
- 2008-09-17 CN CNU2008201494386U patent/CN201262244Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956836A (en) * | 2010-08-13 | 2011-01-26 | 上海飞球阀门有限公司 | Special valve provided with shield for high-temperature sweeping of catalytic unit |
| CN102444725A (en) * | 2010-09-30 | 2012-05-09 | 韦特柯格雷公司 | Valve bore sealing method and apparatus |
| CN103453159A (en) * | 2012-06-03 | 2013-12-18 | 德朱瑞克公司 | Wear ring retainer for a gate valve |
| CN103453159B (en) * | 2012-06-03 | 2018-05-29 | 德朱瑞克公司 | For the wear-resisting retainer of gate valve |
| CN103216634A (en) * | 2013-03-29 | 2013-07-24 | 成都瑞柯林工程技术有限公司 | Glasses valve and valve base thereof |
| CN103216634B (en) * | 2013-03-29 | 2015-08-05 | 成都瑞柯林工程技术有限公司 | Glasses valve and valve seat thereof |
| CN103438232A (en) * | 2013-07-24 | 2013-12-11 | 上海亚核阀业成套有限公司 | Self-cleaning gate valve applied to coal chemical industry |
| CN109838568A (en) * | 2019-03-27 | 2019-06-04 | 北京洁绿环境科技股份有限公司 | A kind of heavy-caliber high-temperature high-voltage high-speed opening and closing knife gate valve |
| CN112747121A (en) * | 2019-10-30 | 2021-05-04 | 中石化广州工程有限公司 | Sealing structure of gate valve type bottom cover machine and operation method thereof |
| CN112178231A (en) * | 2020-10-27 | 2021-01-05 | 北京洁绿环境科技股份有限公司 | Air bag sealed high-temperature high-pressure knife gate valve |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SINOPEC LUOYANG ENGINEERING CO., LTD. Free format text: FORMER NAME: CHINA PETROCHEMICAL CORPORATION |
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| CP01 | Change in the name or title of a patent holder |
Address after: 471003 Zhongzhou West Road, Jianxi District, Henan, No. 27, No. Patentee after: Luoyang Petrochemical Engineering Corporation /SINOPEC Address before: 471003 Zhongzhou West Road, Jianxi District, Henan, No. 27, No. Patentee before: Luoyang Petrochemical Engineering Co., China Petrochemical Group |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20090624 Termination date: 20160917 |