CN204083395U - Aluminum safety valve - Google Patents
Aluminum safety valve Download PDFInfo
- Publication number
- CN204083395U CN204083395U CN201420487269.2U CN201420487269U CN204083395U CN 204083395 U CN204083395 U CN 204083395U CN 201420487269 U CN201420487269 U CN 201420487269U CN 204083395 U CN204083395 U CN 204083395U
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- valve
- flap
- wall
- valve body
- safety
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of Aluminum safety valve, be intended to solve the easy residual packing of existing Aluminum safety valve media particle at guide movement on secondary and Adjusting ring in chamfer groove, thus cause the deficiency that the dead and flap sealability of guide movement vice card reduces.This model utility comprises valve body, be connected to the valve seat on valve body, flap, valve rod, valve gap, be socketed in the return spring on valve rod, Disc holder is connected with between flap and valve body, cover plate is fixedly connected with between valve gap and valve body, bellows is sealedly connected with between cover plate and Disc holder, tubular safety cover is socketed with outside bellows, safety cover upper end is connected with cover plate, Disc holder is that inverted T-shaped structure comprises valve rod joint and flap joint, flap joint upper end outer wall is actively socketed on safety cover lower end inner wall, valve seat outer wall is connected with Adjusting ring, Adjusting ring upper end is provided with chamfering groove near inner wall position, valve body is provided with cleaning pipeline, the outlet end of cleaning pipeline is towards chamfering groove.
Description
Technical field
The utility model relates to a kind of valve, and more particularly, it relates to a kind of safe and reliable Aluminum safety valve.
Background technique
Safety valve is a kind of automatic valve, is arranged on pressurized equipment, container or pressure piping, as overpressure protector.On the high pressure digestion device that Aluminum safety valve is mainly used in digestion series in alumina producing and from evaporator drier, as the protective gear of this bearing device such as system container and pipeline.The medium of digestion series is slurry medium, and when pressure medium reaches the Set pressure of safety valve, safety valve is opened and discharge medium automatically, and when system internal pressure is reduced to below Set pressure, safety valve cuts out automatically.Due in medium containing alumina particle and ore pulp, after safety valve is opened, the easy residual packing of media particle is at guide movement on secondary and Adjusting ring in chamfer groove, thus causes the dead and flap sealability of guide movement vice card to reduce.
Model utility content
The utility model overcomes the easy residual packing of existing Aluminum safety valve media particle at guide movement on secondary and Adjusting ring in chamfer groove, thus cause the deficiency that the dead and flap sealability of guide movement vice card reduces, provide a kind of Aluminum safety valve, it in use media particle not easily residual packing at guide movement on secondary and Adjusting ring in chamfer groove, guide movement vice card can not be caused dead, ensure that the sealability of flap, and on its Adjusting ring put can not accumulation medium particle in chamfer slot, this position of the initial stage that safety valve is opened is gathered sufficient pressurising force and is acted on flap, make the unlatching of flap more convenient.
In order to solve the problems of the technologies described above, the utility model is by the following technical solutions: a kind of Aluminum safety valve, comprise valve body, be connected to the valve seat on valve body, flap, valve rod, valve gap, be socketed in the return spring on valve rod, Disc holder is connected with between flap and valve body, cover plate is fixedly connected with between valve gap and valve body, bellows is sealedly connected with between cover plate and Disc holder, tubular safety cover is socketed with outside bellows, safety cover upper end is connected with cover plate, Disc holder is that inverted T-shaped structure comprises valve rod joint and flap joint, flap joint upper end outer wall is actively socketed on safety cover lower end inner wall, valve seat outer wall is connected with Adjusting ring, Adjusting ring upper end is provided with chamfering groove near inner wall position, valve body is provided with cleaning pipeline, the outlet end of cleaning pipeline is towards chamfering groove.
Bellows outside socket safety cover; the upper end of safety cover is connected with cover plate; Disc holder upper end outer wall is actively socketed on safety cover lower end inner wall; the inner chamber of bellows and valve body is separated completely; media particle would not remain in the joint groove of bellows outer wall, effectively prevents the stuck of bellows guide movement pair.And Adjusting ring upper end can build pressure act on flap near the chamfering groove of madial wall at the initial stage that safety valve is opened, make the unlatching of flap more convenient.Put in chamfering slot after safety valve uses a period of time and can remain some media particles, now by the steam to logical certain pressure in cleaning pipeline these media particles are put from chamfering slot and blow off, ensure there are enough discharge space between Adjusting ring and Disc holder, prevent these media particles to the wearing and tearing of flap simultaneously, ensure that the sealability of flap.Aluminum safety valve in use media particle not easily residual packing in bellows guide movement secondary outer wall joint groove and on Adjusting ring in chamfer groove, bellows guide movement vice card can not be caused dead, ensure that the sealability of flap, and on its Adjusting ring put can not accumulation medium particle in chamfer slot, this position of the initial stage that safety valve is opened is gathered sufficient pressurising force and is acted on flap, makes the unlatching of flap more convenient.
As preferably, is provided with through hole in the middle of cover plate, through hole internal fixtion is connected with guide cylinder, guide cylinder is arranged in bellows, valve rod joint is actively socketed in guide cylinder, and guide sleeve inwall intermediate portion is provided with circular groove, is provided with gap between circular groove bottom land and valve rod joint outer wall.The valve rod joint of Disc holder slides in guide sleeve, make moving up and down of valve rod more steady, and guide sleeve inwall intermediate portion is provided with circular groove, substantially reduce the area of contact of valve rod joint outer wall and guide sleeve inwall, thus substantially reduce the surface friction drag that valve rod joint moves up and down in guide sleeve.
As preferably, valve rod lower end is arranged in the attachment hole of valve rod joint, and the underpart of valve rod is cone structure and heap is welded with wear-resisting hardened layer.Valve stem end build-up wear-resistant hardened layer, reduces wearing and tearing in use, extends working life.
As preferably, Disc holder lower end surface is provided with valve opening hole, neutral position, bottom surface, valve opening hole is provided with flap mounting hole, flap is arranged on flap mounting hole, Disc holder sidewall is uniform is connected with several fastening screw trip bolts, fastening screw trip bolt is connected fastening with flap sidewall, the outward-dipping setting from top to bottom of valve opening hole sidewall.This vibrational power flow facilitates the installation of flap, and stress-relief process is more fast smooth and easy.
As preferably, valve body is provided with Pipe installing hole, and cleaning pipeline is arranged in Pipe installing hole on side opening, and Pipe installing hole outer openings is connected with one-way valve and solenoid valve in turn by pipeline.One-way valve prevents valve in-vivo medium from discharging from cleaning pipeline, and solenoid valve is convenient controls the break-make of steam thus the cleaning to media particle, easy-to-operat.
Compared with prior art, the beneficial effects of the utility model are: Aluminum safety valve is media particle not easily residual packing in bellows guide movement secondary outer wall joint groove and on Adjusting ring in chamfer groove in use, bellows guide movement vice card can not be caused dead, ensure that the sealability of flap, and on its Adjusting ring put can not accumulation medium particle in chamfer slot, this position of the initial stage that safety valve is opened is gathered sufficient pressurising force and is acted on flap, makes the unlatching of flap more convenient.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is valve inner structural representation of the present utility model;
In figure: 1, valve body, 2, valve seat, 3, flap; 4, valve rod, 5, valve gap, 6, return spring; 7, Disc holder, 8, bellows, 9, safety cover; 10, Adjusting ring, 11, chamfering groove, 12, cleaning pipeline; 13, guide cylinder, 14, valve rod joint, 15, flap joint; 16, circular groove, 17, valve opening hole, 18, flap mounting hole.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
Embodiment: a kind of Aluminum safety valve (see accompanying drawing 1, accompanying drawing 2), comprise valve body 1, the valve seat 2 be connected on valve body, flap 3, valve rod 4, valve gap 5, the return spring 6 be socketed on valve rod, the two ends of return spring are connected on upper spring seat and lower spring cup, and upper spring seat and lower spring cup are all socketed on valve rod.Disc holder 7 is connected with between flap and valve body; cover plate 7 is fixedly connected with between valve gap and valve body; bellows 8 is sealedly connected with between cover plate and Disc holder; tubular safety cover 9 is socketed with outside bellows; safety cover upper end is connected with cover plate; safety cover upper end is welded on connecting ring, and connecting ring is fixedly connected between valve body upper end and cover plate.Disc holder is that inverted T-shaped structure comprises valve rod joint and flap joint, and flap joint upper end outer wall is actively socketed on safety cover lower end inner wall.Bellows lower end connects annular connecting base, and connecting base is supported on the upper end of flap joint and is socketed on valve rod joint and is fastenedly connected with valve rod joint.Valve seat outer wall is connected with Adjusting ring 10, Adjusting ring upper end is provided with chamfering groove 11 near inner wall position, valve body is provided with cleaning pipeline 12, and cleaning pipeline is up obliquely installed from outside to inside, and the outlet end of cleaning pipeline is towards chamfering groove.Valve body is provided with Pipe installing hole, and cleaning pipeline is arranged in Pipe installing hole on side opening, and Pipe installing hole outer openings is connected with one-way valve and solenoid valve in turn by pipeline.Through hole is provided with in the middle of cover plate, through hole internal fixtion is connected with guide cylinder 13, guide cylinder is arranged in bellows, Disc holder is that inverted T-shaped structure comprises valve rod joint 14 and flap joint 15, valve rod joint is actively socketed in guide cylinder, guide sleeve inwall intermediate portion is provided with circular groove 16, is provided with gap between circular groove bottom land and valve rod joint outer wall.Valve rod lower end is arranged in the attachment hole of valve rod joint, and the underpart of valve rod is cone structure and heap is welded with wear-resisting hardened layer.Disc holder lower end surface is provided with valve opening hole 17, neutral position, bottom surface, valve opening hole is provided with flap mounting hole 18, flap is arranged on flap mounting hole, Disc holder sidewall is uniform is connected with several fastening screw trip bolts, fastening screw trip bolt is connected fastening with flap sidewall, the outward-dipping setting from top to bottom of valve opening hole sidewall.
Bellows outside socket safety cover; the upper end of safety cover is connected with cover plate; Disc holder upper end outer wall is actively socketed on safety cover lower end inner wall; the inner chamber of bellows and valve body is separated completely; media particle would not remain in the joint groove of bellows outer wall, effectively prevents the stuck of bellows guide movement pair.And Adjusting ring upper end can build pressure act on flap near the chamfering groove of madial wall at the initial stage that safety valve is opened, make the unlatching of flap more convenient.Put in chamfering slot after safety valve uses a period of time and can remain some media particles, now by the steam to logical certain pressure in cleaning pipeline these media particles are put from chamfering slot and blow off, ensure there are enough discharge space between Adjusting ring and Disc holder, prevent these media particles to the wearing and tearing of flap simultaneously, ensure that the sealability of flap.Aluminum safety valve in use media particle not easily residual packing in bellows guide movement secondary outer wall joint groove and on Adjusting ring in chamfer groove, bellows guide movement vice card can not be caused dead, ensure that the sealability of flap, and on its Adjusting ring put can not accumulation medium particle in chamfer slot, this position of the initial stage that safety valve is opened is gathered sufficient pressurising force and is acted on flap, makes the unlatching of flap more convenient.
Above-described embodiment is one of the present utility model preferably scheme, not does any pro forma restriction to the utility model, also has other variant and remodeling under the prerequisite not exceeding the technological scheme described in claim.
Claims (5)
1. an Aluminum safety valve, comprise valve body, be connected to the valve seat on valve body, flap, valve rod, valve gap, be socketed in the return spring on valve rod, it is characterized in that, Disc holder is connected with between flap and valve body, cover plate is fixedly connected with between valve gap and valve body, bellows is sealedly connected with between cover plate and Disc holder, tubular safety cover is socketed with outside bellows, safety cover upper end is connected with cover plate, Disc holder is that inverted T-shaped structure comprises valve rod joint and flap joint, flap joint upper end outer wall is actively socketed on safety cover lower end inner wall, valve seat outer wall is connected with Adjusting ring, Adjusting ring upper end is provided with chamfering groove near inner wall position, valve body is provided with cleaning pipeline, the outlet end of cleaning pipeline is towards chamfering groove.
2. Aluminum safety valve according to claim 1, it is characterized in that, through hole is provided with in the middle of cover plate, through hole internal fixtion is connected with guide cylinder, guide cylinder is arranged in bellows, valve rod joint is actively socketed in guide cylinder, and guide sleeve inwall intermediate portion is provided with circular groove, is provided with gap between circular groove bottom land and valve rod joint outer wall.
3. Aluminum safety valve according to claim 1, is characterized in that, valve rod lower end is arranged in the attachment hole of valve rod joint, and the underpart of valve rod is cone structure and heap is welded with wear-resisting hardened layer.
4. the Aluminum safety valve according to claim 1 or 2 or 3, it is characterized in that, Disc holder lower end surface is provided with valve opening hole, neutral position, bottom surface, valve opening hole is provided with flap mounting hole, flap is arranged on flap mounting hole, Disc holder sidewall is uniform is connected with several fastening screw trip bolts, and fastening screw trip bolt is connected fastening with flap sidewall, the outward-dipping setting from top to bottom of valve opening hole sidewall.
5. the Aluminum safety valve according to claim 1 or 2 or 3, it is characterized in that, valve body is provided with Pipe installing hole, and cleaning pipeline is arranged in Pipe installing hole on side opening, and Pipe installing hole outer openings is connected with one-way valve and solenoid valve in turn by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420487269.2U CN204083395U (en) | 2014-08-22 | 2014-08-22 | Aluminum safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420487269.2U CN204083395U (en) | 2014-08-22 | 2014-08-22 | Aluminum safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204083395U true CN204083395U (en) | 2015-01-07 |
Family
ID=52176116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420487269.2U Expired - Fee Related CN204083395U (en) | 2014-08-22 | 2014-08-22 | Aluminum safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204083395U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822107A (en) * | 2019-12-13 | 2020-02-21 | 罗浮阀门集团有限公司 | High-temperature-resistant pilot operated safety valve |
| CN113007403A (en) * | 2021-03-05 | 2021-06-22 | 浙江大学 | Safety valve structure capable of preventing back seat from being locked based on circumferential discharge pressure relief and method thereof |
-
2014
- 2014-08-22 CN CN201420487269.2U patent/CN204083395U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110822107A (en) * | 2019-12-13 | 2020-02-21 | 罗浮阀门集团有限公司 | High-temperature-resistant pilot operated safety valve |
| CN110822107B (en) * | 2019-12-13 | 2024-02-20 | 罗浮阀门集团有限公司 | High-temperature-resistant pilot-operated safety valve |
| CN113007403A (en) * | 2021-03-05 | 2021-06-22 | 浙江大学 | Safety valve structure capable of preventing back seat from being locked based on circumferential discharge pressure relief and method thereof |
| CN113007403B (en) * | 2021-03-05 | 2022-03-29 | 浙江大学 | Safety valve structure capable of preventing back seat from being locked based on circumferential discharge pressure relief and method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20210822 |