CN103016772A - Rubber gate valve - Google Patents
Rubber gate valve Download PDFInfo
- Publication number
- CN103016772A CN103016772A CN2012105861489A CN201210586148A CN103016772A CN 103016772 A CN103016772 A CN 103016772A CN 2012105861489 A CN2012105861489 A CN 2012105861489A CN 201210586148 A CN201210586148 A CN 201210586148A CN 103016772 A CN103016772 A CN 103016772A
- Authority
- CN
- China
- Prior art keywords
- rubber
- flashboard
- cell body
- guiding cell
- 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
Images
Landscapes
- Check Valves (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses a rubber gate valve. The rubber gate valve comprises a rubber gate and a valve body, wherein a cavity allowing the rubber gate to be accommodated is formed in the valve body; two raised guide rails are symmetrically arranged on the inner wall of the cavity; the rubber gate comprises a gate main body, a guide groove body and a rubber layer; a first recess is symmetrically formed on the left side and the right side of the gate main body; a slide groove is formed in the upper surface of the guide groove body; a convex block is arranged in the middle of the lower surface of the guide groove body; limiting strips are arranged on the two sides of the convex block along the external surface of the guide groove body; the guide groove body is arranged in the first recess; the bottoms of the limiting strips are in contact with the bottom of the first recess; the convex block is arranged in the recess in the bottom of the first recess; the gate main body and the guide groove body are coated by the rubber layer; the rubber gate is arranged in a cavity in the valve body; meanwhile, the guide rails are respectively inserted into the slide grooves; and motion clearances are formed between the guide rails and the bottoms of the slide grooves; and the rubber gate valve disclosed by the invention is long in service life.
Description
Technical field
The present invention relates to the improved rubber valve of a kind of improvement of rubber valve, particularly a kind of long service life.
Background technique
At present, adopt the rubber valve of elastic packing mode, comprise rubber flashboard, valve body; Be provided with the cavity that holds the rubber flashboard in the described valve body; Be provided with symmetrically two guide rails of projection on the inboard of the inwall of described cavity and the outside; Described rubber flashboard comprises the flashboard main body; Described flashboard main body is made of cast iron; The left and right sides of described flashboard main body is provided with strip groove symmetrically; The outer wall of described flashboard main body is enclosed with one deck rubber layer; Described strip groove by behind the rubber layer parcel and the plastics guiding groove bonding; Described rubber flashboard is arranged in the cavity on the valve body, and simultaneously, guide rail inserts respectively in the guiding groove; The working mechanism rubber flashboard of above-mentioned rubber valve two guide rails along about the valve body move up and down, thereby realize unlatching, the current limliting of convection cell and close; Described rubber layer plays the effect of elastic packing and the corrosion of protection foundry goods; Existing rubber valve, guiding groove directly contacts with guide rail and moves up and down along guide rail, causes easily the damage of rubber layer, thereby affects elastic packing performance and the protection foundry goods corrosivity of rubber layer, and working life is short.
Summary of the invention
The present invention seeks to have proposed in order to overcome the deficiencies in the prior art a kind of improved rubber valve of long service life.
For achieving the above object, the technical solution used in the present invention is: a kind of rubber valve comprises rubber flashboard, valve body; Be provided with the cavity that holds the rubber flashboard in the described valve body; Be provided with symmetrically two guide rails of projection on the inwall of described cavity; Described rubber flashboard comprises flashboard main body, guiding cell body, rubber layer; The left and right sides of described flashboard main body is provided with the first groove symmetrically; Described guiding cell body, the upper surface of described guiding cell body is provided with chute; Middle part on the lower surface of described guiding cell body is provided with projection; The both sides of described projection are provided with positive stop strip along the outer surface of guiding cell body; Be provided with the guiding cell body in described the first groove; The bottom of described positive stop strip contacts with the bottom of the first groove; Described projection is arranged in the groove of bottom of the first groove; Described rubber layer wraps flashboard main body and guiding cell body; Described rubber flashboard is arranged in the cavity of valve body, and simultaneously, guide rail inserts respectively in the chute; The bottom of described guide rail and chute is provided with movement clearance.
Preferably, the inwall of described chute is not wrapped up by rubber layer.
Preferably, the width of the movement clearance between the bottom of described guide rail and chute is 20～50% of rubber seal position decrement design load.
Preferably, described positive stop strip is triangle.
Preferably, the width of described positive stop strip be 1-3mm, highly for 0.5-2mm.
Preferably, described guiding cell body is made of plastics.
Preferably, the contacting point between described guiding cell body and the flashboard main body is provided with bonding layer.
Because the utilization of technique scheme, the present invention compared with prior art has following advantages:
Rubber valve of the present invention; Described rubber flashboard comprises flashboard main body, guiding cell body, rubber layer; In the first groove that the left and right sides that described guiding cell body is arranged on described flashboard main body arranges symmetrically; Described rubber layer wraps flashboard main body, guiding cell body, except the chute inwall; When the rubber flashboard inserted in the cavity of valve body, the chute of described guiding cell body inserted in the guide rail; Described guiding cell body adopts the high strength plastics such as nylon or polycarbonate (PC) or acetal resin to become, and has the advantage of high strength and low surface friction drag, and when chute slided along guide rail, the guiding cell body was difficult for damaging; Further, the bottom of described guide rail and chute is provided with movement clearance; The width of the movement clearance between the bottom of described guide rail and chute is 20～50% of rubber seal position decrement design load; When the rubber flashboard bears nominal pressure to sealing when putting in place, then share pressure-bearing by guiding cell body and guide rail, both reduced the operation moment of torsion, can protect again the sealing position, increase the service life.
Description of drawings
Below in conjunction with accompanying drawing technical solution of the present invention is described further:
Accompanying drawing 2 is the enlarged view of A section in the accompanying drawing 1;
Accompanying drawing 3 is the enlarged view of the plan view of the guiding groove in the rubber valve of the present invention;
Accompanying drawing 4 is the A-A sectional view in the accompanying drawing 3;
Accompanying drawing 5 is the enlarged view of the plan view of the guide sleeve in the rubber valve of the present invention;
Accompanying drawing 6 is the enlarged view that partly cuts open figure of the plan view of the rubber flashboard in the rubber valve of the present invention;
Accompanying drawing 7 is the enlarged view of partial sectional view of the plan view of the rubber flashboard in the rubber valve of the present invention;
Wherein: 1, valve body; 2, valve pocket; 3, rubber flashboard; 4, guide rail; 5, flashboard main body; 6, rubber layer; 7, the first groove; 8, guiding cell body; 9, chute; 10, projection; 11, positive stop strip.
Embodiment
Be depicted as a kind of rubber valve of the present invention such as accompanying drawing 1-7, comprise rubber flashboard 3, valve body 1; Be provided with the cavity 2 that holds the rubber flashboard in the described valve body 1; Be provided with symmetrically two guide rails 4 of projection on the inwall of described cavity 2; Described rubber flashboard 3 comprises flashboard main body 5, guiding cell body 8, rubber layer 6; The left and right sides of described flashboard main body 5 is provided with the first groove 7 symmetrically; Described guiding cell body 8, the upper surface of described guiding cell body 8 is provided with chute 9; Middle part on the lower surface of described guiding cell body 8 is provided with projection 10; The both sides of described projection 10 are provided with positive stop strip 11 along the outer surface of guiding cell body 8; Described positive stop strip 11 is isosceles triangle shape; The width of described positive stop strip 11 is 2mm, highly for 1mm; Be provided with guiding cell body 8 in described the first groove 7; The bottom of described positive stop strip 11 contacts with the bottom of the first groove 7; Described projection 10 is arranged in the groove of bottom of the first groove 7; Described rubber layer 6 wraps flashboard main body 5 and guiding cell body 8, and fills the space between full the first groove 7 and the guiding cell body 8; The inwall of described chute 9 is not wrapped up by rubber layer; The upper end portion of the described guiding cell body 8 of described rubber layer 6 wrapping portions, and the thickness of the rubber layer 6 of this part is Q, Q is no less than 2mm; The end of rubber layer 6 of the described upper end portion that is arranged on guiding cell body 8 is parallel with the chute inwall, and distance between the two is X, and X is no less than 0.3mm, guaranteeing only having chute 9 contact with guide rail 4, thereby reduction surface friction drag with move moment of torsion; Described rubber flashboard 3 is arranged in the cavity 2 on the valve body 1, and simultaneously, guide rail 4 inserts respectively in the chute 9; Described guide rail 4 is provided with movement clearance with the bottom of chute 9; The width N of the movement clearance between the bottom of described guide rail 4 and chute 9 is 30% of rubber seal position decrement design load; When rubber flashboard 3 bears nominal pressure to sealing when putting in place, then share pressure-bearing by guiding cell body 8 and guide rail 4, both reduced the operation moment of torsion, can protect again the sealing position, increase the service life.Described guiding cell body 8 is made by the highstrenghtpiston, and described highstrenghtpiston has the plastics of similar performance for nylon or polycarbonate (PC) or acetal resin or other; Contacting point between described guiding cell body 8 and the flashboard main body 5 is provided with the bonding layer (not shown).
Rubber valve of the present invention; Described rubber flashboard comprises flashboard main body, guiding cell body, rubber layer; In the first groove that the left and right sides that described guiding cell body is arranged on described flashboard main body arranges symmetrically; Described rubber layer wraps flashboard main body, guiding cell body, except the chute inwall; When the rubber flashboard inserted in the cavity of valve body, the chute of described guiding cell body inserted in the guide rail; Described guiding cell body adopts the high strength plastics such as nylon or polycarbonate (PC) or acetal resin to become, and has high strength and low surface friction drag advantage, and when chute slided along guide rail, the guiding cell body was difficult for damaging; Further, the bottom of described guide rail and chute is provided with movement clearance; The width of the movement clearance between the bottom of described guide rail and chute is 20～50% of rubber seal position decrement design load; When the rubber flashboard bears nominal pressure to sealing when putting in place, then share pressure-bearing by guiding cell body and guide rail, both reduced the operation moment of torsion, can protect again the sealing position, increase the service life.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the personage that is familiar with technique can understand content of the present invention and is implemented; can not limit protection scope of the present invention with this; all equivalences that Spirit Essence is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (7)
1. a rubber valve comprises rubber flashboard, valve body; Be provided with the cavity that holds the rubber flashboard in the described valve body; Be provided with symmetrically two guide rails of projection on the inwall of described cavity; Described rubber flashboard is characterized in that: comprise flashboard main body, guiding cell body, rubber layer; The left and right sides of described flashboard main body is provided with the first groove symmetrically; Described guiding cell body, the upper surface of described guiding cell body is provided with chute; Middle part on the lower surface of described guiding cell body is provided with projection; The both sides of described projection are provided with positive stop strip along the outer surface of guiding cell body; Be provided with the guiding cell body in described the first groove; The bottom of described positive stop strip contacts with the bottom of the first groove; Described projection is arranged in the groove of bottom of the first groove; Described rubber layer wraps flashboard main body and guiding cell body; Described rubber flashboard is arranged in the cavity on the valve body, and simultaneously, guide rail inserts respectively in the chute; The bottom of described guide rail and chute is provided with movement clearance.
2. rubber valve according to claim 1, it is characterized in that: the inwall of described chute is not wrapped up by rubber layer.
3. rubber valve according to claim 1 and 2, it is characterized in that: the movement clearance between the bottom of described guide rail and chute is 20～50% of rubber seal position decrement design load.
4. rubber valve according to claim 1, it is characterized in that: described positive stop strip is triangle.
5. rubber valve according to claim 4 is characterized in that: the width of described positive stop strip is 1-3mm, highly is 0.5-2mm.
6. according to claim 1 and 2 or 4 or 5 described rubber valves, it is characterized in that: described guiding cell body is made of plastics.
7. according to claim 1 and 2 or 4 or 5 described rubber valves, it is characterized in that: the contacting point between described guiding cell body and the flashboard main body is provided with bonding layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105861489A CN103016772A (en) | 2012-09-13 | 2012-12-31 | Rubber gate valve |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210335613.1 | 2012-09-13 | ||
| CN 201210335613 CN102829200A (en) | 2012-09-13 | 2012-09-13 | Rubber sluice valve |
| CN2012105861489A CN103016772A (en) | 2012-09-13 | 2012-12-31 | Rubber gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103016772A true CN103016772A (en) | 2013-04-03 |
Family
ID=47332436
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210335613 Pending CN102829200A (en) | 2012-09-13 | 2012-09-13 | Rubber sluice valve |
| CN2012105861489A Pending CN103016772A (en) | 2012-09-13 | 2012-12-31 | Rubber gate valve |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210335613 Pending CN102829200A (en) | 2012-09-13 | 2012-09-13 | Rubber sluice valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN102829200A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114838150B (en) * | 2022-05-20 | 2022-11-18 | 凯斯通阀门有限公司 | Elastic fireproof sealing high-pressure flat gate valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4532957A (en) * | 1983-06-24 | 1985-08-06 | United States Pipe And Foundry Company | Guides for gate valves |
| WO1990015946A1 (en) * | 1989-06-19 | 1990-12-27 | Avk Maskinfabrik A/S | Gate valve |
| CN1444706A (en) * | 2000-07-26 | 2003-09-24 | 市场联合控股有限公司 | Valve |
| CN200946681Y (en) * | 2006-07-27 | 2007-09-12 | 武汉大禹阀门制造有限公司 | Gate valve flashboard with guide rail |
| CN102109044A (en) * | 2009-12-24 | 2011-06-29 | 泰科龙(上海)管道有限公司 | Non-rising stem gate valve |
| CN202852020U (en) * | 2012-09-13 | 2013-04-03 | 许宏伟 | Rubber sluice valve |
-
2012
- 2012-09-13 CN CN 201210335613 patent/CN102829200A/en active Pending
- 2012-12-31 CN CN2012105861489A patent/CN103016772A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4532957A (en) * | 1983-06-24 | 1985-08-06 | United States Pipe And Foundry Company | Guides for gate valves |
| WO1990015946A1 (en) * | 1989-06-19 | 1990-12-27 | Avk Maskinfabrik A/S | Gate valve |
| US5279320A (en) * | 1989-06-19 | 1994-01-18 | Avk Maskinfabrik A/S | Gate valve |
| CN1444706A (en) * | 2000-07-26 | 2003-09-24 | 市场联合控股有限公司 | Valve |
| CN200946681Y (en) * | 2006-07-27 | 2007-09-12 | 武汉大禹阀门制造有限公司 | Gate valve flashboard with guide rail |
| CN102109044A (en) * | 2009-12-24 | 2011-06-29 | 泰科龙(上海)管道有限公司 | Non-rising stem gate valve |
| CN202852020U (en) * | 2012-09-13 | 2013-04-03 | 许宏伟 | Rubber sluice valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102829200A (en) | 2012-12-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202852020U (en) | Rubber sluice valve | |
| CN103016772A (en) | Rubber gate valve | |
| CN205026139U (en) | Ball valve seating dustproof construction | |
| AR085584A1 (en) | ELECTRICAL CONTACT COUPLING FOR A VEHICLE WITH TRACTION | |
| CN203500549U (en) | Rubber sealing ball valve | |
| CN200946681Y (en) | Gate valve flashboard with guide rail | |
| CN201218654Y (en) | Sintering device slide track sealing device with sealing block | |
| CN202176751U (en) | Valve seat sealing mechanism | |
| CN201836470U (en) | Cartridge valve | |
| CN205446788U (en) | A sealing device for valve | |
| CN103486289A (en) | Ball valve seat | |
| CN208565614U (en) | A kind of novel short flat gate valve | |
| CN208619712U (en) | Slurry special service valve | |
| CN203421207U (en) | Fuel gas double-door ball valve | |
| CN102734249B (en) | Overload valve | |
| CN103423479A (en) | Valve rod limiting structure for flat gate valve | |
| CN208311517U (en) | Soft seal flat gate valve | |
| CN203162255U (en) | Double-clip type check valve | |
| CN206338432U (en) | A kind of dual-seal flat gate valve | |
| CN209924786U (en) | Anti-deformation sealing strip for sliding door and sliding door sealed by same | |
| CN205118304U (en) | Sealed ball valve | |
| CN203477431U (en) | Efficient seal plug valve | |
| CN203363241U (en) | Brake valve with moving gate | |
| CN202708168U (en) | Ball valve | |
| CN202001660U (en) | Sealing surface structure of valve seat of lifting rod type spherical valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130403 |