CN103511715A - Water-cooling vacuum flap valve - Google Patents
Water-cooling vacuum flap valve Download PDFInfo
- Publication number
- CN103511715A CN103511715A CN201210205999.4A CN201210205999A CN103511715A CN 103511715 A CN103511715 A CN 103511715A CN 201210205999 A CN201210205999 A CN 201210205999A CN 103511715 A CN103511715 A CN 103511715A
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- valve
- water
- valve body
- vacuum flap
- connecting rod
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/20—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member
- F16K1/2007—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member specially adapted operating means therefor
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/20—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member
- F16K1/2028—Details of bearings for the axis of rotation
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0227—Check valves or pivoted valves with the valve members swinging around an axis located at the edge of or outside the valve member
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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
- F16K49/00—Means in or on valves for heating or cooling
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Details Of Valves (AREA)
Abstract
The invention provides a water-cooling vacuum flap valve which has the advantages of being reliable in performance, convenient to use or maintain, capable of achieving automatic control or sufficient cooling, and the like. The water-cooling vacuum flap valve comprises a valve body, a valve plate and a valve deck, wherein the valve plate is used for sealing a valve port in the valve body. The water-cooling vacuum flap valve is characterized by further comprising a connecting rod mechanism and a linear driving device, wherein the connecting rod mechanism comprises a connecting rod, a supporting component, a rotation shaft and a supporting shaft, wherein the connecting rod is connected with a driving device to transmit power output by the driving device, the supporting component is connected with the rotation shaft in a rotary mode, the rotation shaft is fixed and supported by the valve body, the connecting rod is connected with the supporting component through the sliding matching of a pin shaft and a sliding hole, the supporting component is further connected with the supporting shaft in a rotary mode, and the supporting shaft is connected with a shaft sleeve on the valve plate.
Description
Technical field
The present invention relates to a kind of valve, relate in particular to a kind of valve plate valve using in vacuum system.
Background technique
Along with the development and utilization of China to new energy, country drops into a large amount of manpowers and exploitation solar electrical energy generation is listd in material resources ， the whole nation from the leadership to the masses, and solar electrical energy generation is the carbon-free environmental protection energy, is inexhaustible, the not complete energy used with low cost.Although can not within 24 hours, there is the sun, can electric power storage.Therefore, current domestic manufacture single crystal growing furnace and pulling unit emerge rapidly in large numbersBamboo shoots after a spring rain flourish, in 2 or three years, by several families, develop into several hundred.
Supporting on the single crystal growing furnace of at present domestic production is the cold separating valve of manual water.According to single crystal growing furnace manufactory reflection, this valve complex structure, manufacture difficulty, consumptive material many heaviness, the easy aged deterioration of " O " shape seal with elastometic washer part, job insecurities, can not carry out automation control.Therefore single crystal growing furnace factory need in a hurry a kind of simple in structure, cooling fully, the novel all-pass controlled of reliable performance, convenient, the practicable automation of the working service valve of leading substitutes.
Summary of the invention
The object of the invention is to provide a kind of water-cooled vacuum Flap valve, its have reliable performance, use or easy to maintenance, can realize that automation is controlled or the cooling advantage such as fully.
For realizing the water-cooled vacuum Flap valve of described object, comprise valve body, valve plate and valve gap, valve plate is for the valve port on capping valve body, be characterized in, also comprise linkage mechanism and linear drive, this linkage mechanism comprises connecting rod, supporting member, rotating shaft and back shaft, connecting rod is connected to transmit the power of drive unit output with drive unit, supporting member is connection rotating shaft rotationally, rotating shaft is by valve body fixed support, connecting rod coordinates to be connected supporting member by bearing pin slidably with slide opening, supporting member is also connected rotationally with back shaft, back shaft is connected with the axle sleeve on valve plate.
Described water-cooled vacuum Flap valve, its further feature is, and the inside of described rotating shaft provides cooling water passage, and this cooling water passage communicates by the cooling water chamber in pipeline and valve gap.
Described water-cooled vacuum Flap valve, its further feature is that the two ends of described rotating shaft lay respectively in the axle bed hole on valve body, and by black box, seal between rotating shaft and axle bed hole.
Described water-cooled vacuum Flap valve, its further feature is, also comprise the water-cooling tube joint for connecting tube, this water-cooling tube joint comprises clamping screw and bar cover, the radial hole that clamping screw has axial center hole and connects axial center hole, bar cover is enclosed within the outside of clamping screw, and bar cover is for joining with pipeline, and radial hole is communicated with axial center hole and bar cover with the gap between clamping screw.
Described water-cooled vacuum Flap valve, its further feature is, also comprise the viewing window being arranged on valve body, this viewing window comprises cover plate, filler ring and toughened glass, and filler ring is connected on valve body by fixed block, is fixed with screw rod on filler ring, nut and screw rod coordinate, a plurality of these screw rods, this nut are along the circumferential distribution of filler ring, and cover plate and filler ring are compressed, and between cover plate and filler ring, clamp toughened glass.
Described water-cooled vacuum Flap valve, its further feature is, between described back shaft and described axle sleeve, by a plurality of steel balls, connects, and has circular groove on back shaft, in axle sleeve, have circular groove, the circular groove of back shaft and the circular groove of axle sleeve are combined into the annular slide track that holds steel ball.
Described water-cooled vacuum Flap valve, its further feature is, described drive unit is arranged on valve body by lap joint flange, on described valve body, there is the kink collar that protrudes outside, described lap joint flange is enclosed within the outside of valve body, and the kink collar is arranged in the hole of lap joint flange, and lap joint flange has mutually projecting inward bulge loop, this bulge loop leans on mutually with the kink collar, and lap joint flange is by fastening piece connecting drive device.
Described water-cooled vacuum Flap valve, its further feature is that described drive unit is cylinder.
Described water-cooled vacuum Flap valve, its further feature is that the off-centring of valve body and valve plate, so that the valve plate position of opening valve port is outside the latus rectum of valve.
In an embodiment of the present invention, drive unit outputting power, connecting rod arrives supporting member by transmission of power, supporting member swings centered by rotating shaft, by back shaft, valve plate is sling, during drive unit output opposite force, supporting member and back shaft head on valve plate, supporting valve plate, so that valve plate is sealed on the valve port of valve body, and the sealing good because the power of supporting obtains of the seal ring between valve plate and valve port.
In an embodiment of the present invention, due in valve plate with there being the cooling water of circulation, so valve plate can obtain good cooling, by the recirculated cooling water in upper valve port, rubber seal between valve plate and valve port will obtain cooling fully, thereby can obtain the working life extending.
In an embodiment of the present invention, rotating shaft inside provides cooling water passage, so self is sufficiently cooled, does not have swelling, so supporting member can easily be rotated.
Embodiments of the invention also tool have the following advantages:
1. this valve arrangement is simple, and workpiece is few;
Few, lightweight with material, volume is little, weight is 1/2 of separating valve;
3. parts machining amount is few, simple and convenient, does not need with high-precision equipment;
4. this valve is cooling fully, and leakage point is easily looked for, easily repaired, safe and reliable.
5. " O " shape seal ring sealing surface has coolingly up and down, and " O " shape Sealing obtains fully cooling and protection, has extended the single crystal growing furnace operating time, has improved single crystal growing furnace manufacturing efficiency.
6. valve design adopts central pressing steel ball to connect, and makes valve plate have regulatory function on 360 ° of circumference, guarantees that valve plate is stressed consistent on circumference, and sealing is reliable.
7. transmission shaft adopts symmetrical subsumption architecture, and transmission is reliable and stable.
8. valve body and valve plate adopt eccentric structure, make valve open valve plate position outside latus rectum, guarantee that all-pass leads, in latus rectum without any bar, do not affect crystal pulling operation.
9. be provided with viewing window, observable, can clean, can keep in repair, the function such as desirable thing;
10. this valve can the pneumatic electronic automation control that realizes
Accompanying drawing explanation
Fig. 1 is the main pseudosection (roughly cutting open along the center line of Fig. 2) of the water-cooled vacuum Flap valve of the embodiment of the present invention.
Fig. 2 is the top plan view of the water-cooled vacuum Flap valve of the embodiment of the present invention.
Fig. 3 is the partial sectional view along B-B line in Fig. 2.
Fig. 4 is the worm's eye view of valve body.
Fig. 5 is the structural representation of viewing window.
Embodiment
Below in conjunction with specific embodiments and the drawings, the invention will be further described; set forth in the following description more details so that fully understand the present invention; but the present invention obviously can implement with the multiple alternate manner that is different from this description; those skilled in the art can do similar popularization, deduction according to practical situations without prejudice to intension of the present invention in the situation that, therefore should be with content constraints protection scope of the present invention of this specific embodiment.
Fig. 1 to Fig. 4 shows one embodiment of the invention, this embodiment's water-cooled vacuum Flap valve is pneumatic (therefore also can be described as water-cooled Pneumatic vacuum Flap valve), but it is pneumatic that its driving mode is not limited to, also can be hydraulic driving or electronic, or other driving mode, it comprises valve body 1, valve plate 2, valve gap 3, cylinder 6 and connecting rod 5, supporting member 4 and rotating shaft 8.Valve body 1 is cylinder-shaped, comprises inner barrel 11 and outer cylinder body 12, and the valve gap seat 13 and the valve plate seat 14 that are positioned at cylindrical shell two ends, and valve port 140 is provided on valve plate seat 14, and valve plate 2 is seated on valve plate seat 14, for sealing valve port 140.Valve body 1 also has connecting rod interface 15 and two axle bed holes 16,17.Connecting rod interface 15 passes for connecting rod 5, between connecting rod 5 and connecting rod interface 15, by black box 51, seals.Axle bed hole 16 receives one end of rotating shaft 8, and by black box 81, seals between this end of rotating shaft 8 and axle bed hole 16.Axle bed hole 17 receives his end of rotating shafts 8, between this his end and axle bed hole 17, by black box 82, seals.
Continue to see figures.1.and.2, being fixedly installed on valve body 1 of cylinder 6, connecting rod 5 is as the power of the piston rod output cylinder 6 of cylinder 6, one end of connecting rod 5 is coordinated and is connected supporting member 4 with the slide opening 41 of supporting member 4 by bearing pin 53, and bearing pin 53 can slide or rotate in the slide opening 41 of supporting member 4.Supporting member 4 is for having the member of length, and it comprises two plate 41,42, two plate 41,42 one end connecting bushings 43, and the other end connects by bearing pin 44.One end of supporting member 4 rotatably coordinates (hinged) to carry out connection rotating shaft 8 by axle sleeve 43 and rotating shaft 8, and the other end rotatably coordinates (hinged) to be connected back shaft 21 by bearing pin 44 and back shaft 21Shang hole.Rotating shaft 8 rotatably also can be fixed with respect to valve body 1, preferably fixes, and the effect of rotating shaft 8 is to provide the rotating fulcrum of supporting member 4.The axle sleeve 22 of the vertical direction on back shaft 21 and valve plate 2 coordinates rotationally, and the circular groove of the circular groove of back shaft 21 and axle sleeve 22 is combined into annular slide track, in this annular slide track, be placed with a plurality of balls 210, back shaft 21 is also connected by the plurality of ball 210 with axle sleeve 22, so that being axially positioned of back shaft 21 and axle sleeve 22, but back shaft 21 can be in the interior rotation of axle sleeve 22.Axle sleeve 22 perpendicular to valve plate 2, also can tilt a little.Axle sleeve 22 is fixed on valve plate 2, and means of fixation can be to be welded on valve plate 2, is also integral with valve plate 2.
Continue to see figures.1.and.2, have cooling water chamber 23 in valve plate 2, cooling water chamber 23 is intake by water pipe adapter 24.As shown in Figure 3, rotating shaft 8 inside are provided with cooling water passage 81, one end of its rotating shaft 8 is provided with water pipe adapter 83, cooling water passage 81 is intake by water pipe adapter 83, in rotating shaft 8, be also connected with two water pipe adapters 91, water pipe 9 joins water pipe adapter 91 and water pipe adapter 24, thereby the cooling water passage 81 of rotating shaft 8 and the cooling water chamber in valve plate 2 23 are connected.Cooling water chamber 23 in valve plate 2 can contain a plurality of cooling water passages, and these cooling water passages are distributed on valve plate 2 inside.
Valve body 1 also has viewing window interface 18, as shown in Figure 5, viewing window interface 18 is provided with viewing window 19, viewing window 19 is monolithic construction, independent with valve body 1, it comprises cover plate 163, filler ring 162, toughened glass 164, filler ring 162 is connected on valve body 1 by fixed block, on filler ring 162, be fixed with screw rod 166, nut 167 and screw rod 166 coordinate, a plurality of screw rods 166, nut 167 is along the circumferential distribution of filler ring 162, so that cover plate 163 and filler ring 162 are compressed, between cover plate 163 and filler ring 162, clamp toughened glass 164, see through cover plate 163Shang hole, toughened glass 164 and filler ring 162, viewing window interface 18, just can observe valve inner situation.
Get back to Fig. 2, black box 51 between connecting rod 5 and connecting rod interface 15 comprises a plurality of seal rings 511, between each seal ring 511, by lining ring 510, separated, between lining ring 514 and lining ring 515 and pass through cone match, take is axially reference, black box 51 comprises lining ring 514, the lining ring 515, a plurality of by the isolated lining ring 510 of seal ring 511, lining ring 515, lining ring 514 of arranging successively, and black box 51 one end is the shaft shoulder of connecting rod interface 15 inside.The other end is that gland nut 512(has outside thread), gland nut 512 is connected with the inner thread of connecting rod interface 15, and gland nut 512 compresses black box 51.Same, black box 81,82 has identical in fact structure with black box 51.
Get back to Fig. 3, water pipe adapter 91 comprises reassembling type clamping screw 910 and bar cover 912, clamping screw 910 has axial center hole 911 and water port radially 914, bar cover 912 is enclosed within the outside of clamping screw 910, water port 914 is communicated with the inner side of bar cover 912 and center hole 911, center hole 911 is communicated with the cooling water passage 81 in back shaft 8, clamping screw 910 and back shaft 8 Shang holes are threaded, and between Gan Tao912 top and bottom and clamping screw 910, back shaft 8, are respectively arranged with seal ring.Bar cover 912 can be connected with water pipe 9.Reassembling type clamping screw 910 makes the connection of water pipe very convenient.
Get back to Fig. 1, on the valve rod interface 15 of valve body 1, be fixed with the kink collar 71, the kink collar 71 protrudes from valve rod interface 15 outsides, lap joint flange 7 is enclosed within the outside of valve rod interface 15, the kink collar 71 is arranged in lap joint flange 7, the oriented interior outstanding ring portion of lap joint flange 7, this ring portion is leaned on mutually with the kink collar 71, thereby can limit moving axially of lap joint flange 7.Lap joint flange 7 is fixedly connected with the cap of cylinder 6 by bolt, thereby cylinder 6 is fixedly attached on valve body 1.
Previous embodiment is opened valve plate 2 by the quadratic crank mechanism of back shaft 21, supporting member 4, connecting rod 5 and rotating shaft 8 formations of valve plate.Once valve plate 2 is unlocked, as shown in Fig. 4 and Fig. 1, the center axis deviation of valve plate 2 and valve body 1, so that valve plate 2 is outside the position that is unlocked can the latus rectum in valve body 1, guarantees that valve body 1 is opened comprehensively.That previous embodiment has is simple in structure, volume is small and light, cooling fully, stable drive, sealing is reliable, working service is convenient, the interior working state of observable stove, cylinder 6 is replaceable is manual, electronic.Particularly " O " shape seal ring between valve plate 2 and valve plate seat 14 has water cooling (also having cooling water passage 142 in valve plate seat 14) up and down, can bear furnace temperature and reach 1450 ℃.O-type rubber sealing ring has obtained sufficient cooling protection, has improved " O " shape seal ring working life, has extended the cleaning of single crystal growing furnace and the cycle of maintenance, has increased crystal pulling number of times, has improved the throughput of stove.Because rotating shaft 8 provides the passage of cooling water, for example, so it has not only protected the seal ring on axle (seal ring in black box 81,82), but also protected self, overcome and expanded with heat and contract with cold, make transmission light and steady.
In the suction tude of cylinder 6, throttle valve is housed in the aforementioned embodiment, air inflow can be controlled, and makes valve plate 2 open and close steady, and quadratic crank mechanism is not fragile.
The valve gap seat of valve body 1 adopts macropore in addition, makes assembling, dismounting, maintenance, repair conveniently.
Also have viewing window parts to adopt screw-pressing structure, switch, clean easy to use.
Although the present invention with preferred embodiment openly as above, it is not for limiting the present invention, and any those skilled in the art without departing from the spirit and scope of the present invention, can make possible change and modification.Therefore, every content that does not depart from technical solution of the present invention, any modification, equivalent variations and the modification above embodiment done according to technical spirit of the present invention, within all falling into the protection domain that the claims in the present invention define.
Claims (9)
1. water-cooled vacuum Flap valve, comprise valve body, valve plate and valve gap, valve plate is for the valve port on capping valve body, it is characterized in that, also comprise linkage mechanism and linear drive, this linkage mechanism comprises connecting rod, supporting member, rotating shaft and back shaft, connecting rod is connected to transmit the power of drive unit output with drive unit, supporting member is connection rotating shaft rotationally, rotating shaft is by valve body fixed support, connecting rod coordinates to be connected supporting member by bearing pin slidably with slide opening, supporting member is also connected rotationally with back shaft, back shaft is connected with the axle sleeve on valve plate.
2. water-cooled vacuum Flap valve as claimed in claim 1, is characterized in that, the inside of described rotating shaft provides cooling water passage, and this cooling water passage communicates by the cooling water chamber in pipeline and valve gap.
3. water-cooled vacuum Flap valve as claimed in claim 1, is characterized in that, the two ends of described rotating shaft lay respectively in the axle bed hole on valve body, and by black box, seals between rotating shaft and axle bed hole.
4. water-cooled vacuum Flap valve as claimed in claim 1, it is characterized in that, also comprise the water-cooling tube joint for connecting tube, this water-cooling tube joint comprises clamping screw and bar cover, the radial hole that clamping screw has axial center hole and connects axial center hole, bar cover is enclosed within the outside of clamping screw, and bar cover is for joining with pipeline, and radial hole is communicated with axial center hole and bar cover with the gap between clamping screw.
5. water-cooled vacuum Flap valve as claimed in claim 1, it is characterized in that, also comprise the viewing window being arranged on valve body, this viewing window comprises cover plate, filler ring and toughened glass, and filler ring is connected on valve body by fixed block, is fixed with screw rod on filler ring, nut and screw rod coordinate, a plurality of these screw rods, this nut are along the circumferential distribution of filler ring, and cover plate and filler ring are compressed, and between cover plate and filler ring, clamp toughened glass.
6. water-cooled vacuum Flap valve as claimed in claim 1, it is characterized in that, between described back shaft and described axle sleeve, by a plurality of steel balls, connect, on back shaft, have circular groove, in axle sleeve, have circular groove, the circular groove of back shaft and the circular groove of axle sleeve are combined into the annular slide track that holds steel ball.
7. water-cooled vacuum Flap valve as claimed in claim 1, it is characterized in that, described drive unit is arranged on valve body by lap joint flange, on described valve body, there is the kink collar that protrudes outside, described lap joint flange is enclosed within the outside of valve body, and the kink collar is arranged in the hole of lap joint flange, and lap joint flange has mutually projecting inward bulge loop, this bulge loop leans on mutually with the kink collar, and lap joint flange is by fastening piece connecting drive device.
8. water-cooled vacuum Flap valve as claimed in claim 1, is characterized in that, described drive unit is cylinder.
9. water-cooled vacuum Flap valve as claimed in claim 1, is characterized in that, the off-centring of valve body and valve plate, so that the valve plate position of opening valve port is outside the latus rectum of valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210205999.4A CN103511715B (en) | 2012-06-20 | 2012-06-20 | Water-cooled vacuum flap valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210205999.4A CN103511715B (en) | 2012-06-20 | 2012-06-20 | Water-cooled vacuum flap valve |
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| Publication Number | Publication Date |
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| CN103511715A true CN103511715A (en) | 2014-01-15 |
| CN103511715B CN103511715B (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210205999.4A Active CN103511715B (en) | 2012-06-20 | 2012-06-20 | Water-cooled vacuum flap valve |
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| CN (1) | CN103511715B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103966401A (en) * | 2014-03-28 | 2014-08-06 | 中国重型机械研究院股份公司 | Novel thermal baffle |
| CN105546126A (en) * | 2016-03-09 | 2016-05-04 | 青岛帝威精工机电有限公司 | Vacuum rake dryer blow-off valve |
| CN106678375A (en) * | 2016-08-04 | 2017-05-17 | 湖南玉丰真空科学技术有限公司 | Flap valve of multifunctional vacuum device |
| CN106812966A (en) * | 2017-01-25 | 2017-06-09 | 苏州振湖电炉有限公司 | For the water cooled seal valve of vaccum sensitive stove feed compartment |
| CN110206906A (en) * | 2019-07-10 | 2019-09-06 | 无锡应达工业有限公司 | Feed vacuum separation valve on a kind of vaccum sensitive stove |
| CN110925468A (en) * | 2019-11-29 | 2020-03-27 | 宁波市镇海捷登应用技术研究所 | One-way valve for offshore power generation device |
| CN112877767A (en) * | 2021-01-12 | 2021-06-01 | 西安奕斯伟设备技术有限公司 | Isolation valve cover device and single crystal furnace |
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|---|---|---|---|---|
| CN103966401A (en) * | 2014-03-28 | 2014-08-06 | 中国重型机械研究院股份公司 | Novel thermal baffle |
| CN103966401B (en) * | 2014-03-28 | 2016-06-01 | 中国重型机械研究院股份公司 | A kind of novel heat-insulation baffle plate |
| CN105546126A (en) * | 2016-03-09 | 2016-05-04 | 青岛帝威精工机电有限公司 | Vacuum rake dryer blow-off valve |
| CN106678375A (en) * | 2016-08-04 | 2017-05-17 | 湖南玉丰真空科学技术有限公司 | Flap valve of multifunctional vacuum device |
| CN106812966A (en) * | 2017-01-25 | 2017-06-09 | 苏州振湖电炉有限公司 | For the water cooled seal valve of vaccum sensitive stove feed compartment |
| CN110206906A (en) * | 2019-07-10 | 2019-09-06 | 无锡应达工业有限公司 | Feed vacuum separation valve on a kind of vaccum sensitive stove |
| CN110925468A (en) * | 2019-11-29 | 2020-03-27 | 宁波市镇海捷登应用技术研究所 | One-way valve for offshore power generation device |
| CN112877767A (en) * | 2021-01-12 | 2021-06-01 | 西安奕斯伟设备技术有限公司 | Isolation valve cover device and single crystal furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103511715B (en) | 2016-06-08 |
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