CN105402427A - Ore pulp valve - Google Patents
Ore pulp valve Download PDFInfo
- Publication number
- CN105402427A CN105402427A CN201510964679.0A CN201510964679A CN105402427A CN 105402427 A CN105402427 A CN 105402427A CN 201510964679 A CN201510964679 A CN 201510964679A CN 105402427 A CN105402427 A CN 105402427A
- Authority
- CN
- China
- Prior art keywords
- seal ring
- ore pulp
- valve body
- flashboard
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0227—Packings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/36—Features relating to lubrication
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses an ore pulp valve. The ore pulp valve comprises a valve body, two sealing rings which are correspondingly arranged at the left side and the right side of the valve body, a gate plate which is arranged at the upper end of the valve body and can move up and down, a filler which is arranged at an opening in the upper end of the valve body, and a filter pressing cover, wherein the gate plate can extend between the two sealing rings and is matched with the sealing rings to form an elastic seal; the sealing rings are manufactured from rubber materials and are in elastic sealing fit with each other; an elastic compensating groove is formed in the inner sidewall of each sealing ring; the elastic compensating grooves are annular grooves which are coaxial with the sealing rings. The ore pulp valve is high in sealing performance and can be repaired online.
Description
Technical field
The present invention relates to valve field, be specifically related to a kind of ore pulp valve.
Background technique
Ore pulp valve is generally used for conveying containing in the pipeline of solid particle medium.Existing ore pulp valve is many to be made up of three pieces type structure, to be coordinated form elastic packing by flashboard with the seal ring of its both sides.
But, when valve is in full-gear, two seal rings can not form sealing, there is gap between two seal rings, medium can enter in valve pocket by this gap, and accumulating in valve pocket, the medium containing solid particle can cover on the sealing surface and flashboard of seal ring, can affect the sealability of valve like this, and in Long-Time Service process, solid particle rubs between flashboard and seal ring, easily destroys the sealability of sealing surface, causes leaking.
And existing ore pulp valve can not realize on-line maintenance, its maintenance must close whole medium circulation tube road, have impact on the progress of work, and maintenance also bothers.
Summary of the invention
The object of this invention is to provide a kind of favorable sealing property, and can the ore pulp valve of on-line maintenance.
To achieve these goals, the technical solution used in the present invention is:
A kind of ore pulp valve, comprise valve body, be arranged at two seal rings of the valve body left and right sides, be arranged at valve body upper end and flashboard, the filler being arranged at valve body upper end open place and the Gland that can move up and down, described flashboard can stretch into coordinate with seal ring between two seal rings and form elastic packing, described seal ring is made up of rubber material, it is characterized in that: two described seal ring elastic packings coordinate, the madial wall of described seal ring is provided with elastic compensating groove, and described elastic compensating groove is the annular groove coaxial with seal ring.
The present invention is also set to further, and described seal ring is made up of abrasive rubber material.
The present invention is also set to further, is provided with metal joist in described seal ring.
The present invention is also set to further, and described elastic compensating groove is provided with 1-5 bar.
The present invention is also set to further, and described filler becomes tooth Shape Design with the surface of contact of flashboard, and this tooth-shape structure can along ram movement direction scraping flashboard.
The present invention is also set to further, and described filler is made up of rubber material.
The present invention is also set to further, the grease storage groove that described valve body upper end is also provided with greasing hole and is communicated with greasing hole, and described depot fat grain is communicated with the sealing surface that flashboard coordinates with seal ring.
Beneficial effect of the present invention:
(1) two seal rings of ore pulp valve provided by the present invention can form elastic packing cooperation under the effect of its own resilient, when valve is in any open position, two seal rings can form sealing, that has stopped that medium enters that valve pocket contacts with other component may, effectively prevent medium washing away valve body and other component, substantially increase the working life of valve, improve the sealability of valve.Meanwhile, when valve is in full-gear, two seal rings are formed and are sealed and matched, and flashboard is positioned at above seal ring, and user can change other component such as flashboard online;
(2) filler becomes tooth Shape Design with the surface of contact of flashboard, and this tooth-shape structure along ram movement direction scraping flashboard, effectively can strike off the impurity on flashboard, reduce the friction of filler and flashboard, thus effectively reduce the moment of torsion of valve, improve valve seal performance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is side view of the present invention;
Fig. 3 is the A portion enlarged view in Fig. 1 of the present invention.
Number in the figure implication: 1-valve body; 2-seal ring; 3-flashboard; 4-filler; 5-Gland; 6-elastic compensating groove; 7-greasing hole; 8-grease storage groove.
Embodiment
Below in conjunction with accompanying drawing and enforcement side, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Below with reference to Fig. 1 to Fig. 3, the present invention will be described.
A kind of ore pulp valve, comprise valve body 1, be arranged at two seal rings 2 of valve body 1 left and right sides, be arranged at valve body 1 upper end and flashboard 3, the filler 4 being arranged at valve body 1 upper end open place and the Gland 5 that can move up and down, described flashboard 3 can stretch into coordinate with seal ring 2 between two seal rings 2 and form elastic packing, and described seal ring 2 is made up of rubber material.Valve body 1 is straight-through type, and two seal rings 2 are placed in the import and export of valve body 1 left and right sides respectively, and seal ring 2 is fixed on valve body 1 by the flange coordinated with valve body 1, does not need other fastening pieces, is convenient to replacing and the maintenance of seal ring 2.Vertical passage is provided with in the middle of valve body 1, this passage moves for flashboard 3, flashboard 3 enters in valve body 1 from the upper end open of valve body 1, and elastic packing can be formed with seal ring 2, the upper end open place of valve body 1 is provided with filler 4, this filler 4 for the opening of shutoff valve body 1 upper end, and is fixed by Gland 5 pairs of fillers 4.
Two seal ring 2 elastic packings coordinate, the opposite sides of seal ring 2 offsets to coordinate and forms sealing, opposite side and fastening flange offset, because seal ring 2 is made up of rubber material, itself there is certain elasticity, two seal rings 2 offseted can form elastic packing under the effect of himself elastic force, and seal ring 2 also can adopt other elastic material manufactures.The elastic packing formed to make two seal rings 2 self is stable, reliable, the madial wall of seal ring 2 is provided with elastic compensating groove 6, described elastic compensating groove 6 is the annular groove coaxial with seal ring 2, this elastic compensating grain 6 can make seal ring 2 not produce drastic deformation and damage when being squeezed and medium tears, effectively ensure that the sealability of seal ring 2, meanwhile, elastic compensating groove 6 also can strengthen two resilient sealing force offseted between seal ring 2.
Two seal rings 2 coordinate owing to self can form elastic packing, so, when valve is in full-gear, flashboard 3 is placed in above seal ring 2, two seal rings 2 can form sealing, stopped that medium enters that valve pocket contacts with other component may, user can change other component such as flashboard 3 grade online.
Seal ring 2 is made up of abrasive rubber material, and the seal ring 2 that this material is made can stand the friction with flashboard 3 of washing away of medium for a long time, has longer working life.
Be provided with metal joist in seal ring 2, effectively can improve mechanical property and the intensity of seal ring 2.
Elastic compensating groove 6 can be provided with many, and the present embodiment accompanying drawing Elastic compensating tank 6 is provided with 5, during actual job, can select the number of elastic compensating groove 6 according to the difference of valve aperture.
Filler 4 becomes tooth Shape Design with the surface of contact of flashboard 3, this tooth-shape structure can along flashboard 3 moving direction scraping flashboard 3, described filler 4 is made up of rubber material, filler 4 effectively can strike off the impurity on flashboard 3, reduce the friction of filler 4 and flashboard 3, thus effectively reduce the moment of torsion of valve, improve valve seal performance.
The grease storage groove 8 that valve body 1 upper end is also provided with greasing hole 7 and is communicated with greasing hole 7, grease storage groove 8 is opened on the sidewall of valve body 1 center-aisle, described grease storage groove 8 is communicated with the sealing surface that flashboard 3 coordinates with seal ring 2, and the lubricating grease be convenient in grease storage groove 8 lubricates flashboard 3.
The above is only the preferred embodiment of the present invention; should be understood that; for those skilled in the art; under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improvement of above-mentioned hypothesis and modification also should be considered as protection scope of the present invention.
Claims (7)
1. an ore pulp valve, comprise valve body, be arranged at two seal rings of the valve body left and right sides, be arranged at valve body upper end and flashboard, the filler being arranged at valve body upper end open place and the Gland that can move up and down, described flashboard can stretch into coordinate with seal ring between two seal rings and form elastic packing, described seal ring is made up of rubber material, it is characterized in that: two described seal ring elastic packings coordinate, the madial wall of described seal ring is provided with elastic compensating groove, and described elastic compensating grain is the annular groove coaxial with seal ring.
2. a kind of ore pulp valve according to claim 1, is characterized in that: described seal ring is made up of abrasive rubber material.
3. a kind of ore pulp valve according to claim 1 and 2, is characterized in that: be provided with metal joist in described seal ring.
4. a kind of ore pulp valve according to claim 1 and 2, is characterized in that: described elastic compensating groove is provided with 1-5 bar.
5. a kind of ore pulp valve according to claim 1, is characterized in that: described filler becomes tooth Shape Design with the surface of contact of flashboard, and this tooth-shape structure can along ram movement direction scraping flashboard.
6. a kind of ore pulp valve according to claim 5, is characterized in that: described filler is made up of rubber material.
7. a kind of ore pulp valve according to claim 1 or 5, is characterized in that: the grease storage groove that described valve body upper end is also provided with greasing hole and is communicated with greasing hole, and described grease storage groove is communicated with the sealing surface that flashboard coordinates with seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964679.0A CN105402427A (en) | 2015-12-16 | 2015-12-16 | Ore pulp valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964679.0A CN105402427A (en) | 2015-12-16 | 2015-12-16 | Ore pulp valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105402427A true CN105402427A (en) | 2016-03-16 |
Family
ID=55468093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510964679.0A Pending CN105402427A (en) | 2015-12-16 | 2015-12-16 | Ore pulp valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105402427A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4376526A (en) * | 1980-08-04 | 1983-03-15 | Seaboard Wellhead Control, Inc. | Seal assembly and valve |
| US4625942A (en) * | 1982-01-27 | 1986-12-02 | Nl Industries, Inc. | Valve assembly, seat and seal |
| CN2197536Y (en) * | 1993-10-14 | 1995-05-17 | 吴志华 | Metal valve with elastic seat |
| CN2586021Y (en) * | 2002-11-26 | 2003-11-12 | 王述维 | Large pneumatic tight gate valve |
| CN101520098A (en) * | 2009-03-31 | 2009-09-02 | 浙江埃尼斯阀门有限公司 | Self-sealing ball valve |
| CN101839349A (en) * | 2010-05-12 | 2010-09-22 | 淮北吉盛液压机电制造有限公司 | Knife gate valve with novel sealing structure |
| CN104019279A (en) * | 2014-02-18 | 2014-09-03 | 浙江冠力阀门有限公司 | Ore pulp valve |
| CN205226423U (en) * | 2015-12-16 | 2016-05-11 | 浙江冠力阀门有限公司 | Ore -pulp valve |
-
2015
- 2015-12-16 CN CN201510964679.0A patent/CN105402427A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4376526A (en) * | 1980-08-04 | 1983-03-15 | Seaboard Wellhead Control, Inc. | Seal assembly and valve |
| US4625942A (en) * | 1982-01-27 | 1986-12-02 | Nl Industries, Inc. | Valve assembly, seat and seal |
| CN2197536Y (en) * | 1993-10-14 | 1995-05-17 | 吴志华 | Metal valve with elastic seat |
| CN2586021Y (en) * | 2002-11-26 | 2003-11-12 | 王述维 | Large pneumatic tight gate valve |
| CN101520098A (en) * | 2009-03-31 | 2009-09-02 | 浙江埃尼斯阀门有限公司 | Self-sealing ball valve |
| CN101839349A (en) * | 2010-05-12 | 2010-09-22 | 淮北吉盛液压机电制造有限公司 | Knife gate valve with novel sealing structure |
| CN104019279A (en) * | 2014-02-18 | 2014-09-03 | 浙江冠力阀门有限公司 | Ore pulp valve |
| CN205226423U (en) * | 2015-12-16 | 2016-05-11 | 浙江冠力阀门有限公司 | Ore -pulp valve |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160316 |