CN203463783U - Disc valve with continually repairable sealing performance - Google Patents
Disc valve with continually repairable sealing performance Download PDFInfo
- Publication number
- CN203463783U CN203463783U CN201320580565.2U CN201320580565U CN203463783U CN 203463783 U CN203463783 U CN 203463783U CN 201320580565 U CN201320580565 U CN 201320580565U CN 203463783 U CN203463783 U CN 203463783U
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- China
- Prior art keywords
- valve
- back shaft
- major axis
- compression spring
- jacking block
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- Expired - Fee Related
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Abstract
The utility model discloses a disc valve with continually repairable sealing performance. A disc valve clack is sleeved at the thick end of a support shaft; a spiral compression spring is placed in the hole of the support shaft; a round-head ejecting block is also positioned in the hole of the support shaft; one end of the spiral compression spring is sleeved at the thin end of the round-head ejecting block, and the other end of the spiral compression spring props against the support shaft; the round head of the round-head ejecting block tightly props the disc valve clack; the thin end of the support shaft is mounted on a rocker; the rocker is mounted on a major shaft which penetrates the small hole of a valve deck to be connected with the rocker arm; a connecting part is connected with the rocker arm through a pin shaft; the lower end of the major shaft is inserted into the bearing hole of a valve seat; the valve deck is mounted on the valve seat through screws. According to the utility model, the sealing surface of the disc valve clack is made of wear resistant hard alloy or wear resistant toughened ceramics, so that the surface is smooth, the rigidity is very high, the problems that the sealing surface scoured by materials has high probability of erosion and is short in service life are solved, ideal using effects and economic benifits are brought to users, the equipment running safety and stability are greatly improved.
Description
Technical field
The utility model relates to a kind of plate valve of sustainable reparation sealability, belongs to valve field.
Background technique
Rotating disk gate valve is mainly used in, in the pulverized fuel ash air-transport system of thermal power generation corporations, doing charging and discharging valve, vent valve, equilibrium valve, outlet valve, unimpeded valve, also can be used as pipeline switching valve and unloading valve.Simultaneously also applicable to media such as all kinds of dry dusts that have wearing and tearing such as cement, mine, papermaking, chemical industry, water, steam, on pipeline, be used as to open and close.
When rotating disk gate valve is worked under the environment of many dust, sealing surface is affected by dust easily and occurs wearing and tearing, affects the sealability of gate valve.The recovery technique of existing valve seal performance to the repairing function of rotating disk Gate-valve sealing performance, be not too obvious, and most of technology cannot be accomplished uninterrupted reparation.
Model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of plate valve of sustainable reparation sealability is provided.
A plate valve for sustainable reparation sealability, comprises valve seat, rocking bar, back shaft, spiral compression spring, round end jacking block, disk flap, valve gap, link, bearing pin, rocking arm, major axis; Disk flap is enclosed within the butt end of back shaft, spiral compression spring is positioned in the hole of back shaft, round end jacking block is also positioned at the hole of back shaft, spiral compression spring one end is enclosed within the taper end of round end jacking block, the other end of spiral compression spring props up back shaft, the round end of round end jacking block holds out against disk flap, the taper end of back shaft is arranged on rocking bar, rocking bar is arranged on major axis, major axis is connected with rocking arm through the aperture of valve gap, link is connected with rocking arm by bearing pin, and insert in the bearing hole of valve seat the lower end of major axis, and valve gap is arranged on valve seat by screw.
Described back shaft, spiral compression spring, round end jacking block, four members of disk flap form sealability repairing mechanism together,
Described disk flap and back shaft form and can be dynamically connected, and disk flap both can rotate on back shaft, also can on back shaft, axially move.
Described round end jacking block and the hole of back shaft form and can be dynamically connected, and the hole inwall that round end jacking block can paste back shaft axially moves.
Between described rocking bar and major axis, adopt key to be connected, rocking arm is fixed by screws on major axis, and in the switching process of valve, rocking bar, major axis, rocking arm three connect firmly and be integral, without relative movement.
The flange mouth of described valve seat is material outlet, and the flange mouth of valve gap is material inlet, and the flow direction of material is unique.
Between described valve seat and valve gap, between disk flap and valve gap, between major axis and valve gap, all adopted seal approach, to guarantee the overall tightness of plate valve.
Described link is connected with external power supply, and external power supply can adopt cylinder, oil hydraulic cylinder etc.
A kind of using method of plate valve of sustainable reparation sealability comprises the following steps:
1) link obtains driving force from external power supply, by bearing pin, drives rocking arm, and rocking arm drives major axis to rotate, and major axis drives rocking bar, and rocking bar drives disk valve flap translational by back shaft, makes plate valve realize the action of closure or openness;
2) when there are wearing and tearing in the annular seal surface of contact of disk flap, round end jacking block continues to hold out against disk flap under the effect of spiral compression spring pretightening force, so just, can compensate the wear extent of disk flap annular seal surface of contact, the sealability of valve is maintained.
Disk valve clack sealing surface of the present utility model adopts wearable hard alloy material or wear-resisting Reinforced structure pottery, smooth surface, hardness is very high, having solved sealing surface washes away easily by not high problem of erosion, life-span because of material, for user brings desirable using effect and economic benefit, greatly improved Security, the stability of equipment operation.Disk flap is subject to the pretightening force effect of spiral compression spring in the course of the work all the time, spring force fits tightly valve clack sealing surface and sealing ring surface, and allow again flap moving axially, thereby contribute to compensate expanding with heat and contract with cold of valve components, and can overcome the impact of any economy on sealing, can also prevent that particle media from entering between sealing surface.The official post of valve clack sealing surface frictional force in tangent direction to sealing ring surface obtains flap can produce rotation in opening-closing process, this characteristic makes can produce grinding, polishing action between sealing surface, thereby the sealability that makes valve obtains lifting to a certain extent, and can maintain higher level.
Accompanying drawing explanation
Fig. 1 is the sectional arrangement drawing of the plate valve of the sustainable reparation sealability of the utility model;
Fig. 2 is the decomposing schematic representation of the plate valve of the sustainable reparation sealability of the utility model;
Fig. 3 is the assembling schematic diagram of the plate valve of the sustainable reparation sealability of the utility model;
In figure, valve seat 1, rocking bar 2, back shaft 3, spiral compression spring 4, round end jacking block 5, disk flap 6, valve gap 7, link 8, bearing pin 9, rocking arm 10, major axis 11.
Embodiment
As shown in Figure 1, 2, 3, a plate valve for sustainable reparation sealability, it comprises valve seat (1), rocking bar (2), back shaft (3), spiral compression spring (4), round end jacking block (5), disk flap (6), valve gap (7), link (8), bearing pin (9), rocking arm (10), major axis (11), disk flap (6) is enclosed within the butt end of back shaft (3), spiral compression spring (4) is positioned in the hole of back shaft (3), round end jacking block (5) is also positioned at the hole of back shaft (3), spiral compression spring (4) one end is enclosed within the taper end of round end jacking block (5), the other end of spiral compression spring (4) props up back shaft (3), the round end of round end jacking block (5) holds out against disk flap (6), the taper end of back shaft (3) is arranged on rocking bar (2), rocking bar (2) is arranged on major axis (11), major axis (11) is connected with rocking arm (10) through the aperture of valve gap (7), link (8) is connected with rocking arm (10) by bearing pin (9), insert in the bearing hole of valve seat (1) lower end of major axis (11), valve gap (7) is arranged on valve seat (1) by screw.
Back shaft (3), spiral compression spring (4), round end jacking block (5), (6) four members of disk flap form sealability repairing mechanism together.Disk flap (6) forms and can be dynamically connected with back shaft (3), and disk flap (6) both can, in the upper rotation of back shaft (3), also can axially move on back shaft (3).The hole of round end jacking block (5) and back shaft (3) form and can be dynamically connected, the hole inwall that round end jacking block (5) can paste back shaft (3) axially moves.Between rocking bar (2) and major axis (11), adopt key to be connected; rocking arm (10) is fixed by screws on major axis (11); in the switching process of valve, and rocking bar (2), major axis (11), rocking arm (10) three connect firmly and be integral, without relative movement.
The flange mouth of valve seat (1) is material outlet, and the flange mouth of valve gap (7) is material inlet, and the flow direction of material is unique.
Between valve seat (1) and valve gap (7), between disk flap (6) and valve gap (7), between major axis (11) and valve gap (7), all adopted seal approach, to guarantee the overall tightness of plate valve.
Link (8) is connected with external power supply, and external power supply can adopt cylinder, oil hydraulic cylinder etc.
A using method for the plate valve of sustainable reparation sealability, it comprises the following steps:
1) link (8) obtains driving force from external power supply, by bearing pin (9), drive rocking arm (10); rocking arm (10) drives major axis (11) to rotate; major axis (11) drives rocking bar (2); rocking bar (2) drives disk flap (6) translation by back shaft (3), makes plate valve realize the action of closure or openness;
2) when there are wearing and tearing in the annular seal surface of contact of disk flap (6), round end jacking block (5) continues to hold out against disk flap (6) under the effect of spiral compression spring (4) pretightening force, so just, can compensate the wear extent of disk flap (6) annular seal surface of contact, the sealability of valve is maintained.
Disk valve clack sealing surface of the present utility model adopts wearable hard alloy material or wear-resisting Reinforced structure pottery, smooth surface, hardness is very high, having solved sealing surface washes away easily by not high problem of erosion, life-span because of material, for user brings desirable using effect and economic benefit, greatly improved Security, the stability of equipment operation.
Claims (8)
1. the plate valve of a sustainable reparation sealability, it is characterized in that, comprise valve seat (1), rocking bar (2), back shaft (3), spiral compression spring (4), round end jacking block (5), disk flap (6), valve gap (7), link (8), bearing pin (9), rocking arm (10), major axis (11), disk flap (6) is enclosed within the butt end of back shaft (3), spiral compression spring (4) is positioned in the hole of back shaft (3), round end jacking block (5) is also positioned at the hole of back shaft (3), spiral compression spring (4) one end is enclosed within the taper end of round end jacking block (5), the other end of spiral compression spring (4) props up back shaft (3), the round end of round end jacking block (5) holds out against disk flap (6), the taper end of back shaft (3) is arranged on rocking bar (2), rocking bar (2) is arranged on major axis (11), major axis (11) is connected with rocking arm (10) through the aperture of valve gap (7), link (8) is connected with rocking arm (10) by bearing pin (9), insert in the bearing hole of valve seat (1) lower end of major axis (11), valve gap (7) is arranged on valve seat (1) by screw.
2. the plate valve of a kind of sustainable reparation sealability according to claim 1, it is characterized in that, described back shaft (3), spiral compression spring (4), round end jacking block (5), (6) four members of disk flap form sealability repairing mechanism together.
3. the plate valve of a kind of sustainable reparation sealability according to claim 1, it is characterized in that described disk flap (6) forms and can be dynamically connected with back shaft (3), disk flap (6) both can, in the upper rotation of back shaft (3), also can axially move on back shaft (3).
4. the plate valve of a kind of sustainable reparation sealability according to claim 1, it is characterized in that, described round end jacking block (5) forms and can be dynamically connected with the hole of back shaft (3), and the hole inwall that round end jacking block (5) can paste back shaft (3) axially moves.
5. the plate valve of a kind of sustainable reparation sealability according to claim 1, it is characterized in that, between described rocking bar (2) and major axis (11), adopt key to be connected; rocking arm (10) is fixed by screws on major axis (11); in the switching process of valve; rocking bar (2), major axis (11), rocking arm (10) three connect firmly and be integral, without relative movement.
6. the plate valve of a kind of sustainable reparation sealability according to claim 1, is characterized in that, the flange mouth of described valve seat (1) is material outlet, and the flange mouth of valve gap (7) is material inlet, and the flow direction of material is unique.
7. the plate valve of a kind of sustainable reparation sealability according to claim 1, it is characterized in that, between described valve seat (1) and valve gap (7), between disk flap (6) and valve gap (7), between major axis (11) and valve gap (7), all adopted seal approach, to guarantee the overall tightness of plate valve.
8. the plate valve of a kind of sustainable reparation sealability according to claim 1, is characterized in that, described link (8) is connected with external power supply, and external power supply can adopt cylinder, oil hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320580565.2U CN203463783U (en) | 2013-09-22 | 2013-09-22 | Disc valve with continually repairable sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320580565.2U CN203463783U (en) | 2013-09-22 | 2013-09-22 | Disc valve with continually repairable sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203463783U true CN203463783U (en) | 2014-03-05 |
Family
ID=50176150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320580565.2U Expired - Fee Related CN203463783U (en) | 2013-09-22 | 2013-09-22 | Disc valve with continually repairable sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203463783U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103511736A (en) * | 2013-09-18 | 2014-01-15 | 浙江固特气动机械有限公司 | Disk valve capable of repairing sealing performance continuously and method thereof |
| CN104265925A (en) * | 2014-09-12 | 2015-01-07 | 诸文伟 | Rotary ceramic feed valve |
| CN108135396A (en) * | 2015-10-16 | 2018-06-08 | 优格斯特/弗里斯马格股份公司 | Beverage preparing device and operation method with disc valve |
-
2013
- 2013-09-22 CN CN201320580565.2U patent/CN203463783U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103511736A (en) * | 2013-09-18 | 2014-01-15 | 浙江固特气动机械有限公司 | Disk valve capable of repairing sealing performance continuously and method thereof |
| CN104265925A (en) * | 2014-09-12 | 2015-01-07 | 诸文伟 | Rotary ceramic feed valve |
| CN108135396A (en) * | 2015-10-16 | 2018-06-08 | 优格斯特/弗里斯马格股份公司 | Beverage preparing device and operation method with disc valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20140922 |
|
| EXPY | Termination of patent right or utility model |