CN86106396A - Seal valve for rotary open slide and movable valve base - Google Patents
Seal valve for rotary open slide and movable valve base Download PDFInfo
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- CN86106396A CN86106396A CN 86106396 CN86106396A CN86106396A CN 86106396 A CN86106396 A CN 86106396A CN 86106396 CN86106396 CN 86106396 CN 86106396 A CN86106396 A CN 86106396A CN 86106396 A CN86106396 A CN 86106396A
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- valve
- slide
- flashboard
- movable
- movable valve
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Abstract
The invention provides a kind of seal valve for rotary open slide and movable valve base.Be characterized in that flashboard radially rotarily opens and cuts out.Method with slide and movable valve base is carried out sealing load, and the method also is suitable for ball valve.The volume ratio lower weight of valve is light.Change promptly able to turn on or off about 19 degree.Easy manufacturing simple in structure.The performance of valve can reach the function of existing gate valve, stop valve, ball valve, butterfly valve etc.The comparable existing valve with performance of manufacture cost falls 1/3rd.Can be made into flange and connect the heavy caliber valve, also can be made into the valve that is threaded, valve body can be cast or welded structure.
Description
The present invention is a kind of valve that is used for mechanical engineering.
" valve design " book of writing according to Shenyang Valve Inst. and " external valve mechanism design reference " book introduction.Existing gate valve, stop valve, manufacturing technology requires high, and the volume ratio of valve is more heavier, and it is big that the area that takes up space is installed, and opens and closes slowly.Stop valve does not reach the latus rectum normal flow.Ball valve cost height.The sealing load of butterfly valve is low.
Purpose of the present invention: provide a kind of radially revolving and open parallel flashboard.Slide and movable valve base carries out sealing load.Its volume is little in light weight, operates quick and portably, easily the valve of manufacturing.
Slide and movable valve base provided by the invention carries out the sealing load method and also is applicable to ball valve.
Invention is achieved in that seal valve for rotary open slide and movable valve base of the present invention, and valve body is made up of half valve body () and half valve body (two).The combination of two and half valve bodies is that flange connects with bolt.The screw thread combination that the valve seat location of half valve body (one) one side is made internal thread and slide and movable valve base.One end of slide and movable valve base is provided with wheel tooth, and the number of teeth is formulated according to slide and movable valve base rotation angle size.Gear transmission slide and movable valve base rotation with the starter receiver axle.The flashboard string is movingly starting on the axle.On the gear of starter receiver axle, be equipped with a little axle and be inserted in the arc shaped hole of flashboard.The effect of this arc shaped hole: be before opening for flashboard and after flashboard cuts out, when starter receiver axle and slide and movable valve base rotate separately and flashboard draw back that a segment distance uses.Because before the valve opening, must unclamp slide and movable valve base compressing earlier to flashboard.Must reset earlier by flashboard during valve closing, then slide and movable valve base compresses flashboard.The open operation method of valve is: handle drives the starter receiver axle and rotates counterclockwise, the transmission slide and movable valve base clockwise rotates, unclamp slide and movable valve base compressing to flashboard, between flashboard and the slide and movable valve base gap has been arranged, when the little axle on the starter receiver shaftgear contacts with the arc shaped hole end on the flashboard, it is that radius revolves and opens synchronously along the latus rectum center of valve that the starter receiver axle just drives flashboard, reaches till whole unlatching flashboards.The throttle down operating method is: handle clockwise rotates, and flashboard is by the deadweight tenesmus and start axle, starter receiver axle synchronously to the commentaries on classics of circling round.Flashboard forwards original position to, and valve interior wall blocks flashboard.Gear shaft continue to drive slide and movable valve base and rotates counterclockwise, till slide and movable valve base compresses flashboard and reaches sealing.If valve is positioned on the standpipe road and uses, flashboard tenesmus was lost efficacy, and perhaps flashboard can not be resetted by jam on time, can be earlier moves with handle to start axle and reach flashboard and reset, and the standard that flashboard resets is property but, can engrave the normal line that resets starting on the axial end.Move the startup axle for one of handle, the starter receiver axle is moved in the other end.The compressive strength of flashboard thickness is auxiliary by the stiffening rib on the slide and movable valve base, starts axle and starter receiver axle, sealing zero RunddichtringO between starter receiver axle and the valve body ().
The present invention utilizes slide and movable valve base to carry out sealing load, with radially revolving the method that opens parallel flashboard, than the keying and the sealing load of other valve, institute need part and driving facility simple.The valve body structure compactness, the volume ratio of valve is less, and weight is low weight.The operation simple light.Manufacture than being easier to.Its sealability is reliable and stable.Flashboard does not have sealing load when opening and closing, and alleviates the friction of sealing surface.
The present invention is with the latus rectum 100 of valve, and 16 kilograms of square centimeters of nominal pressure are example, compare with the ball valve of same specification, and material is both stainless steel, and the weight of ball valve is 45 kilograms, and price is 1100 yuan.The weight of valve of the present invention is 35 kilograms, and price is 700 yuan.Compare with the cast steel gate valve of same specification, gate valve is 300 yuan of 80 kilograms of prices, and the present invention can descend 1/3rd with its weight of carbon steel welded structure and price.The sealing surface of valve of the present invention can carry out precise cold processing on the surface of valve body.
Further describe carrying out an invention below in conjunction with accompanying drawing
Fig. 1 is the sectional view of the latus rectum center of valve of the present invention to startup axle center.
Fig. 2 is that the flashboard of valve of the present invention revolves and opens method figure.
Fig. 3 is that flange of the present invention connects the junction plane of big latus rectum half valve body () and half valve body (two) and flashboard and revolves and open method figure.
1 starts axle, 2 handles, 3 starter receiver axles, 4 half valve bodies (), 5 zero RunddichtringOs, 6 sealing gaskets, 7 zero RunddichtringOs, 8 flashboards, 9 half valve bodies (two), 10 slide and movable valve base, 11 little axles.
Fig. 4 is the method for carrying out sealing load with slide and movable valve base of the present invention, is used for the partial sectional view of ball valve.
1 zero RunddichtringOs, 2 handles, 3 starter receiver axles, 4 zero RunddichtringOs, 5 seal rings, 6 spheroids, 7 half valve bodies (), 8 half valve bodies (two), 9 valve rods, 10 slide and movable valve base.
Existing fixedly spherical ball valve, the floating ball ball valve of the movable valve seat of band, floating ball ball valve.All to carry out pretightening force when making assembling and reach sealing load, give tight power and be difficult to moderate.Spheroid rotates under the situation of pressurized, and the operation moment of torsion is bigger.When giving tight power when not reaching sealing load, on pipeline, can not adjust, introduce the utilization of slide and movable valve base (10) on ball valve below and can solve an above difficult problem fully.
The utilization of Fig. 4 slide and movable valve base (10) on ball valve, operating method is: move handle (2) starter receiver axle (3) before the unlatching ball valve and rotate counterclockwise, transmission slide and movable valve base (10) turns clockwise, between seal ring (5) on the slide and movable valve base (10) and the spheroid (6) gap has been arranged, used the square hole on handle (2) other end to move valve rod (9) commentaries on classics 90 degree standard-sized sheet ball valves again.Closing ball valve is that spheroid (6) is spent toward revolution 90, moves starter receiver axle (3) with handle (2) and clockwise rotates, and transmission slide and movable valve base (10) is rotated counterclockwise, and seal ring (5) compresses spheroid (6) and reaches till the sealing.Move starter receiver axle (3) for one of handle (2), valve rod (9) is moved in the other end.
Junction plane type shape such as Fig. 3 of big latus rectum half valve body () (4) and half valve body (two) (9).The some that flashboard (8) strengthens is so that guiding.
Fig. 4 zero RunddichtringO (4) is that usefulness is leaked at the screw thread position that prevents slide and movable valve base (10).
Valve body manufactured materials of the present invention can be cylinder iron, cast steel, casting stainless steel, cast copper and with stainless steel, carbon junction steel Welding Structure. Starter receiver axle and movable valve base can adopt the moulded glass steel moulding according to the medium character of valve.
Claims (3)
1, a kind of seal valve for rotary open slide and movable valve base that is used for mechanical engineering is characterized in that by half valve body () [4], and half valve body (two) [9] starts axle [1], starter receiver axle [3], and flashboard [8], little axle [11], slide and movable valve base [10], handle [2] constitutes.By operating grip [2] driving opening movable gear shaft [3], slide and movable valve base [10], flashboard [8] starts axle [1], and little axle [11] reaches and opens and closes and sealing load.
2, seal valve for rotary open slide and movable valve base according to claim 1 is characterized in that the movable flashboard (8) that drives of little axle (11) revolves and opens in the arc shaped hole on the flashboard (8).The effect of arc shaped hole can be interrupted the synchronous rotation of flashboard (8) and little axle (11).
3, seal valve for rotary open slide and movable valve base according to claim 1 is characterized in that the internal diameter of slide and movable valve base is provided with the thickness intensity of lacing wire auxiliary shutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 86106396 CN86106396A (en) | 1986-10-30 | 1986-10-30 | Seal valve for rotary open slide and movable valve base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 86106396 CN86106396A (en) | 1986-10-30 | 1986-10-30 | Seal valve for rotary open slide and movable valve base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN86106396A true CN86106396A (en) | 1988-05-11 |
Family
ID=4803190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 86106396 Pending CN86106396A (en) | 1986-10-30 | 1986-10-30 | Seal valve for rotary open slide and movable valve base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN86106396A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100365331C (en) * | 2002-01-31 | 2008-01-30 | 乔治费希尔韦文股份公司 | Rotary grate |
-
1986
- 1986-10-30 CN CN 86106396 patent/CN86106396A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100365331C (en) * | 2002-01-31 | 2008-01-30 | 乔治费希尔韦文股份公司 | Rotary grate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |