CN2760346Y - A butterfly gate combination valve - Google Patents
A butterfly gate combination valve Download PDFInfo
- Publication number
- CN2760346Y CN2760346Y CN 200420117252 CN200420117252U CN2760346Y CN 2760346 Y CN2760346 Y CN 2760346Y CN 200420117252 CN200420117252 CN 200420117252 CN 200420117252 U CN200420117252 U CN 200420117252U CN 2760346 Y CN2760346 Y CN 2760346Y
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- China
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- valve
- plate
- seal ring
- butterfly
- brake switch
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- Expired - Fee Related
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Abstract
The utility model relates to a butterfly gate combined valve which belongs to the technical field of valves. The combined valve integrates the functions of stopping and regulating and has the advantage of simple structure. The utility model has the technical scheme that a butterfly plate is additionally arranged in an outlet passageway body of a gate valve, when the gate valve uses a side seal form, a valve body is formed by the butt joint of an inlet and an outlet passageway bodies. Long circular sealing rings on a left and a right lining plates in a rectangular cavity of a valve cover and an elastic sealing device on a sealing valve seat can form two sealing structures on both sides of a gate plate, wherein the elastic sealing device does not contact mediums, and a flow passageway is a complete straight through pipe which has the characteristics of favorable sealing property, small flow resistance without producing swirl or sediment, favorable wear resistance, etc. The utility model has two functions of stopping and flow regulation, saves the number of valve parts in a pipeline system and reduces running cost. The utility model is suitable for conveying pipelines of various mediums, and especially suitable for being installed in pipeline systems for conveying mediums in the classes of corrosion, crystallization and scabbed granule in the industries of electric power, coal, sewage disposal, etc.
Description
Technical field
The utility model relates to gate valve, and especially plate valve belongs to valve technology field.
Background technique
Traditional plate valve has good keying function, suits to use as the stopper in the pipe-line system.Plate valve is when using as the adjusting flow, except that the Flow Adjusting Performance difference, since flashboard and seal valve seat directly stand medium, particularly abrasion MEDIA FLOW through the time wash away and pile up, flashboard and seal valve seat can wear and tear at short notice fast, cause valve seal to lose efficacy, and then integral body is scrapped.Open and close the gate valve (or stop valve) of function and the butterfly valve of tool flow regulating function so will dispose tool in the pipe-line system simultaneously, this makes that the valve configurations in the pipe-line system is of a great variety, valving takes up room greatly, the installing/dismounting workload is big, spare part is many, investment and operation cost is corresponding increases, for overcoming these disadvantages, be necessary to develop can integrate by, regulate the multifunction valve door device of traffic engineering capability.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of butterfly lock combination brake switch and proporting that ends, regulates traffic engineering capability that integrates.
The alleged problem of the utility model realizes with following technological scheme:
A kind of butterfly lock combination brake switch and proporting, be provided with plate valve in the formation, after the improvement, in plate valve outlet end passage body, set up the butterfly plate 21 of regulating flow, butterfly plate is supported in the outlet end passage body by major axis 22, minor axis 20 rotations, and the rotating driving device on the external wall of the extended tip of major axis 20 and outlet passage is in transmission connection.
For adapting to the user demand of abrasion medium, above-mentioned butterfly lock combination brake switch and proporting, described plate valve adopts side sealing structural type, it is provided with advancing of butt joint in constituting, outlet passage body 1,2, flashboard 6 and flashboard lift driving mechanism, advance, go out the interior edge face double as seal valve seat of passage body, the upper end of two seal valve seats extends upward respectively and forms the valve gap 9 that has rectangular chamber, be provided with a left side in the rectangular chamber, right liner plate 4, a left side, right liner plate extends to the seal valve seat periphery respectively, a left side, be respectively equipped with long-round-shape seal ring 10 on the plate face of right liner plate, be respectively equipped with the elastic packing that contacts with flashboard on valve opening 13, two seal valve seats when long-round-shape seal ring covering seal valve seat and gate valve are in the closed position on the flashboard.
Above-mentioned butterfly lock combination brake switch and proporting, described elastic packing is made up of seal ring 11, elastic seal ring 8, the two is installed in the rectangular recess 7 on the described seal valve seat, seal ring 11 contacts with flashboard 6, elastic seal ring 8 is between the bottom land of seal ring 11 and rectangular recess 7, and elastic seal ring 8 is " O " shape rubber seal.
Be wear-corrosion resistance, above-mentioned butterfly lock combination brake switch and proporting, it is described that the endoporus of anti-wearing liner 5 is a cone shape hole into and out of passage body 1,2 interior insert anti-wearing liners 5 respectively, described rectangular recess 7 is arranged on the jacket wall of conelet nose end.
For making things convenient for blowdown, above-mentioned butterfly lock combination brake switch and proporting, described rectangular chamber locular wall is provided with sewage draining exit 19 and blowdown valve 3.
Above-mentioned butterfly lock combination brake switch and proporting, described rotating driving device is made up of box body 25, worm screw 26, worm gear 27, and box body is fixed on the outer wall of outlet passage body 2, and the worm screw swivel bearing is in box body, and worm gear is fixed on the extending end of described major axis 22.
Above-mentioned butterfly lock combination brake switch and proporting is set up the rotation indication and is provided with in the described rotating driving device, the scale plate 28 during it constitutes is fixed on the box body cover plate, and pointer 29 is fixed on the extended tip of major axis 22.
Above-mentioned butterfly lock combination brake switch and proporting, described worm gear 27 is fan-shaped.
The utlity model has following characteristics:
1. in the outlet passage of plate valve, set up butterfly plate, gate valve is integrated open and close and end and two functions of Flow-rate adjustment, occupation space when having saved two kinds of valve separate configurations has greatly reduced valve loading and unloading and working service workload, has reduced the medium leak point;
2. when plate valve adopted the side sealing structure, with the interior edge face double as sealing seat into and out of the passage body, being sealed between seal valve seat and the flashboard contact with medium when flashboard cuts out or opens, and can prevent the erosion corrosion of medium to sealing; Valve opening during valve opening on the flashboard forms a complete straight-through tube with docking into and out of the passage body, there are not groove, dead band, do not produce eddy current during the medium overcurrent, do not deposit and deposit quarrel, the stifled disadvantage of pulling of no flashboard card, resistance is little, can significantly improve wear resistance when being used to denude medium; Long-round-shape seal ring on elastic packing on the seal valve seat and the left and right liner plate forms two seals in the flashboard both sides, greatly improved the sealability of valve.Need not to dose packing.Have good antiscale property, scab proof function;
3. elastic packing adopts seal ring and " O " shape seal ring 8 Combination Design, can utilize and when the passage body docks, make " O " shape seal ring pressurized produce resiliently deformable, formation pretightening force, make seal ring under the pretightening force effect, be close to flashboard plate face all the time, guarantee reliable sealing between flashboard and seal valve seat;
4. behind the insert anti-wearing liner, prevented that therefore the abrasion medium to washing away into and out of the abrasion of passage body, can increase substantially life of valve in the passage body, avoided valve integral body to scrap; When anti-wearing liner adopts the cone shape hole structure, both make things convenient for the setting of elastic packing place rectangular recess, can reduce the anti-wearing liner consumptive material again;
5. after setting up sewage draining exit 19 and blowdown valve 3 on the rectangular chamber locular wall of valve gap, can in time make things convenient for the remaining medium in discharging, the emptying rectangular chamber, be particularly suitable for alumina medium delivery line, power plant desulfurization pipeline and be prone to crystallization, the user demand of the pipeline that scabs, therefore and can reduce scuffing, the scratch accident of flashboard;
6. set up the rotation indication and be provided with, can intuitively show the opening angle of butterfly plate, make things convenient for the regulation and control of flow;
The utility model suits to install and use in the delivery line of various media, and plate valve suits when adopting the side sealing form to install and use in the pipe-line system of conveying abrasion, the crystallization in industries such as electric power, coal, alumina producing, sewage treatment, the granule medium that scabs especially.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the right elevation of Fig. 1;
Fig. 3 is the plan view of Fig. 1;
Fig. 4 is the elastic packing zoomed-in view.
Each label is in the accompanying drawing: 1-entrance driveway body, 2-exit ramp body, the 3-blowdown valve, a 4-left side, right liner plate, the 5-anti-wearing liner, the 6-flashboard, the 7-rectangular recess, the 8-elastic seal ring, the 9-valve gap, 10-long-round-shape seal ring, the 11-seal ring, the 12-bolt, the 13-valve opening, the 14-bearing pin, 15-flashboard handwheel, the 16-nut, the 17-screw rod, 18-worm screw handwheel, the 19-sewage draining exit, the 20-minor axis, the 21-butterfly plate, the 22-major axis, the 23-support, the 24-stuffing box packing, 25-worm gear box, the 26-worm screw, the 27-worm gear, the 28-dial, the 29-pointer.
Embodiment
Gate valve in the utility model can be various forms of plate valves, the butterfly plate 21 of regulating flow should be arranged in the outlet passage body of plate valve, the latus rectum coupling of the diameter of butterfly plate 21 and outlet passage body, can drive the angle that rotarily opens of butterfly plate by rotating driving device such as manual or electronic, the regulation and control rate-of flow.
When being applicable to the abrasion medium, plate valve can adopt the side sealing plate valve.In the side sealing plate valve in the illustrated example, inlet/ outlet passage body 1,2 is fixed into a whole valve body by the butt joint of location such as bolt 12, locating stud or seam.The rectangular chamber of valve gap 9 and flashboard 6 couplings, the left and right liner plate 4 in the rectangular chamber adopts the macromolecule anti-corrosion material, is beneficial to improve the leakproofness of wear resistance and sealing.That the lift driving mechanism of flashboard 6 can adopt is electronic, surge, pneumatic or manual etc. various, illustrated example adopts manual drives.Nut 16 in the drive unit is fixed on the support 23 of valve gap 9 tops, screw rod 17 is connected by bearing pin 14 with flashboard 6, and during by 16 rotations of flashboard handwheel 15 drive nuts, screw rod 17 drives the rectangular chamber lifting operation of flashboards 6 along valve gap.
Claims (8)
1. butterfly lock combination brake switch and proporting, be provided with plate valve in the formation, it is characterized in that, in plate valve outlet end passage body, set up butterfly plate [21], butterfly plate is supported in the outlet end passage body by major axis [22], minor axis [20] rotation, and the rotating driving device on the extended tip of major axis [20] and the external wall of outlet passage is in transmission connection.
2. butterfly lock combination brake switch and proporting according to claim 1, it is characterized in that, described plate valve adopts the side sealing form, it is provided with advancing of butt joint in constituting, outlet passage body [1], [2], flashboard [6] and flashboard lift driving mechanism, advance, go out the interior edge face double as seal valve seat of passage body, the upper end of two seal valve seats extends upward respectively and forms the valve gap [9] that has rectangular chamber, be provided with a left side in the rectangular chamber, right liner plate [4], a left side, right liner plate extends to the seal valve seat periphery respectively, a left side, be respectively equipped with long-round-shape seal ring [10] on the plate face of right liner plate, valve opening [13] when long-round-shape seal ring covering seal valve seat and gate valve are in the closed position on the flashboard is respectively equipped with the elastic packing that contacts with flashboard on two seal valve seats.
3. butterfly lock combination brake switch and proporting according to claim 2, it is characterized in that, described elastic packing is made up of seal ring [11], elastic seal ring [8], the two is installed in the rectangular recess [7] on the described seal valve seat, seal ring [11] contacts with flashboard [6], elastic seal ring [8] is positioned between the bottom land of seal ring [11] and rectangular recess [7], and elastic seal ring [8] is " O " shape rubber seal.
4. butterfly lock combination brake switch and proporting according to claim 3 is characterized in that, described the endoporus of anti-wearing liner [5] is a cone shape hole into and out of passage body [1], [2] interior insert anti-wearing liner [5] respectively, and described rectangular recess [7] is arranged on the jacket wall of conelet nose end.
5. butterfly lock combination brake switch and proporting according to claim 4 is characterized in that, described rectangular chamber locular wall is provided with sewage draining exit [19] and blowdown valve [3].
6. according to claim 1,2,3,4 or 5 described butterfly lock combination brake switch and proporting, it is characterized in that, described rotating driving device is made up of box body [25], worm screw [26], worm gear [27], box body is fixed on the outer wall of outlet passage body [2], the worm screw swivel bearing is in box body, and worm gear is fixed on the extending end of described major axis [22].
7. butterfly lock combination brake switch and proporting according to claim 6 is characterized in that, sets up the rotation indication in the described rotating driving device and is provided with, and the scale plate [28] during it constitutes is fixed on the box body cover plate, and pointer [29] is fixed on the extended tip of major axis [22].
8. butterfly lock combination brake switch and proporting according to claim 6 is characterized in that described worm gear [27] is fan-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420117252 CN2760346Y (en) | 2004-12-31 | 2004-12-31 | A butterfly gate combination valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420117252 CN2760346Y (en) | 2004-12-31 | 2004-12-31 | A butterfly gate combination valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2760346Y true CN2760346Y (en) | 2006-02-22 |
Family
ID=36082548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420117252 Expired - Fee Related CN2760346Y (en) | 2004-12-31 | 2004-12-31 | A butterfly gate combination valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2760346Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968090A (en) * | 2014-05-21 | 2014-08-06 | 哈尔滨工程大学 | Butterfly-gate type throttle valve |
| RU2696793C1 (en) * | 2017-12-15 | 2019-08-06 | Александр Викторович Корнилов | Electromagnetic valve |
-
2004
- 2004-12-31 CN CN 200420117252 patent/CN2760346Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968090A (en) * | 2014-05-21 | 2014-08-06 | 哈尔滨工程大学 | Butterfly-gate type throttle valve |
| CN103968090B (en) * | 2014-05-21 | 2016-05-04 | 哈尔滨工程大学 | Butterfly-lock formula choke valve |
| RU2696793C1 (en) * | 2017-12-15 | 2019-08-06 | Александр Викторович Корнилов | Electromagnetic valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |