CN207454783U - A kind of flap valve applied to single crystal growing furnace - Google Patents
A kind of flap valve applied to single crystal growing furnace Download PDFInfo
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- CN207454783U CN207454783U CN201721345233.0U CN201721345233U CN207454783U CN 207454783 U CN207454783 U CN 207454783U CN 201721345233 U CN201721345233 U CN 201721345233U CN 207454783 U CN207454783 U CN 207454783U
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- disk
- flap valve
- single crystal
- crystal growing
- growing furnace
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Abstract
The utility model is the flap valve secondary process field on single crystal growing furnace, more particularly to a kind of flap valve applied to single crystal growing furnace.A kind of flap valve applied to single crystal growing furnace, quality of production stability can be improved, ensure to be not in that leak or sealing loosely act on during crystal pulling is thrown again, so as to improve production capacity, reduce auxiliary material and energy consumption, reduce monocrystalline production cost, it is characterized in that, the part that the flap valve applied to single crystal growing furnace is related to includes disk, waterproof strip, disk sealing plate, reinforcing rib, water pipe, axis.The disk and disk sealing plate sealing welding of the utility model form the internal cavity body structure with tortuous water route, only there is intake-outlet at both ends, improve the sealing performance of flap valve, its internal waterproof strip of this external cause makes cooling water enter after disk weld assembly to be capable of being trapped in flap valve of long period, improve cooling efficiency.
Description
Technical field
The utility model is the flap valve secondary process field on single crystal growing furnace, more particularly to a kind of applied to single crystal growing furnace
Flap valve.
Background technology
Monocrystalline silicon is the important materials for solar energy power generating.Indispensable needs use consumption in monocrystalline silicon production
Material, such as water, electricity, gas, quartz crucible, each crystal pulling is completed to need to tear stove cleaning after cooling down open, replaces necessary consumptive material, draws again
Crystalline substance needs to begin to warm up from room temperature, not only wastes material resources in the secondary stage, more loses time, can with the raising of consumptive material quality
It is competent at the ability of multiple crystal pulling, therefore the research and development of composite feeding-material are imperative projects, are the passes for improving entire the efficiency of production chain
Key factor, flap valve are critical pieces in composite feeding-material.
Country extremely payes attention to the exploitation and application of new energy now, and puts into substantial contribution and photovoltaic industry is helped,
The characteristics of demand of domestic monocrystalline silicon is continuously increased, the industry is technology, capital is double intensive.Technically, technology is first
The height of production cost is directly determined into degree, and production cost is very sensitive for the profitability of monocrystalline silicon enterprise；From money
This angle sees that monocrystalline silicon production needs to put into large number of equipment, and the cycle of expanding production is long, and it is very high that personnel are produced with control requirement.Therefore
Monocrystalline silicon industry enters that barrier is higher, and clearly, industry competitive situation is more difficult in a short time breaks the first-strike advantage of industry tap.
Monocrystalline silicon production capacity is improved, reduces energy consumption, whether can also become one of the key factor of industry tap into monocrystalline silicon production enterprise.
As the significant components of isolation valve seat, the development of flap valve welding procedure is particularly important, can improve production capacity,
Reduce production cost, and can guarantee quality stability, it is ensured that be not in during crystal pulling is thrown again leak or sealing loosely.
However in the prior art, flap valve is during the work time because failure welding occurs producing difficult to install, live leakage
The problems such as water is with sealing loosely, causes to do over again, scrap, cost increases, and auxiliary material and energy consumption are big during monocrystalline crystal pulling.
Utility model content
The utility model is directed to deficiency of the prior art, provides a kind of flap valve applied to single crystal growing furnace.To solve
Above-mentioned technical problem, the technical solution of the utility model are：
A kind of flap valve applied to single crystal growing furnace can improve quality of production stability, it is ensured that during crystal pulling is thrown again
Be not in that leak or sealing loosely act on, so as to improve production capacity, reduce auxiliary material and energy consumption, reduce monocrystalline and be produced into
This, which is characterized in that the part that the flap valve applied to single crystal growing furnace is related to includes disk, waterproof strip, disk sealing plate, reinforcement
Muscle, water pipe, axis.
The disk, waterproof strip, disk sealing plate, reinforcing rib, water pipe, the Electroplating welding materials that axis is engineering drawing requirement；
The disk, waterproof strip, disk sealing plate frock stationary positioned are welded into disk weld assembly；
The reinforcing rib, water pipe, axis frock stationary positioned are welded into rotating plate shaft weld assembly；
The disk weld assembly is welded into flap valve with rotating plate shaft weld assembly frock fixed position.
As a further improvement, in the disk weld assembly waterproof strip positioning distribution, compartment welding all carried out from
New design, beneficial to waterproof strip positioning welding and prevents welding deformation；
As a further improvement, water pipe, reinforcing rib weld respectively with axis in the rotating plate shaft weld assembly, design specialized
Frock, spot welding positioning, then the technique welded, so that water pipe angle controls and prevent welding deformation；
As a further improvement, the disk weld assembly is welded with rotating plate shaft weld assembly group, using special designs work
Dress, spot welding positioning, then the technique welded, so that rotating plate shaft and disc face are in special angle, prevent welding deformation；
As a further improvement, the flap valve carries out the adjustment of stress relieving time, and whole after the completion of stress relieving
Body is polished to 0.8, to ensure the sealing performance of disc face.
The vibration stress relieving of 30 minutes is carried out after the completion of the flap valve components welding, to prevent welding deformation.
Compared with prior art, the beneficial effects of the utility model are：
The disk and disk sealing plate sealing welding of the utility model form the internal cavity body structure with tortuous water route, only exist
Both ends have intake-outlet, improve the sealing performance of flap valve, its internal waterproof strip of this external cause makes cooling water enter disk
It is capable of being trapped in flap valve of long period after weld assembly, cooling efficiency is improved, so as to improve the silicon rod list of single crystal growing furnace
Secondary production weight reduces the replacement frequency of auxiliary material；In addition, because disk, axis and water pipe are using the weldering of special tooling fixed angle
It connects, reduces the fraction defective of production, so as to reduce production cost.
A set of exclusive frock processing method is employed using the utility model, not only increases production efficiency, Er Qieti
The stability of machining accuracy and angle is risen.
Description of the drawings
Fig. 1 is the structure diagram of the flap valve of the utility model：A, the front view of flap valve, b, flap valve are along line B-B
Schematic cross-sectional view.
Reference numeral in figure is:1 disk, 2 waterproof strips, 3 disk sealing plates, 4 reinforcing ribs, 5 water pipes, 6 axis.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of flap valve applied to single crystal growing furnace, including disk weld assembly and with the disk welding group
The rotating plate shaft weld assembly of part welding, the disk weld assembly includes disk 1 and disk sealing plate 3 with matching, described
The waterproof strip 2 being welded with along the extension of respective axial direction interlaced respectively, described on disk sealing plate 3 and the disk 1
Disk 1 and disk sealing plate 3, which along the circumferential direction weld, forms the internal cavity body structure with tortuous water route, and the cavity body structure is in its footpath
There is intake-outlet to the rear and front end in direction.The rotating plate shaft weld assembly includes axis 6, adds with what axis 6 welded together
Strengthening tendons 4 and be distributed in 4 both sides of reinforcing rib and with axis 6 weld water pipe 5；The axis 6, reinforcing rib 4 and water pipe 5 with the circle
Disk 1 welds.As shown in Figure 1, the axial direction described in the utility model is the plane where with the axis of rotating plate shaft weld assembly
Parallel direction, radial direction refer to square with the axis direction.
A kind of flap valve applied to single crystal growing furnace as shown in Figure 1 is strengthened including 1 disk, 2 waterproof strips, 3 disk sealing plates, 4
Muscle, 5 water pipes, 6 axis.
1 disk, 2 waterproof strips, 3 disk sealing plates, 4 reinforcing ribs, 5 water pipes, 6 axis are former for the welding of engineering drawing specified size
Greasy dirt, corrosion, water and other impurities in the range of material, impulse- free robustness, scuffing, scarce material etc., welding region and surrounding 20mm is clear
Reason is clean；
3 disk sealing plates are assembled into 1 disk by 1 disk, 2 waterproof strips, 3 disk seal plate weldings into disk weld assembly
On, it is marked and positioned with marking pen, then 3 disk sealing plates are dismantled, support column point is marked on 1 disk with marking pen, draws waterproof strip point
Wiring, 2 waterproof strips are welded as being intermittently welded, and weld seam is intermittent fillet weld, weld interval 10mm, length 10mm, 2 waterproof strip both sides
Symmetrical welding, welding parameter refer to welding procedure specification (WPS), check current trend, straightness, and every batch of 1 takes pictures and keeps on file, 6 circles
Disk seal plate is welded with 1 disk 1：First spot welding is prefabricated, 60 °, 0~1mm of reinforcement of groove, welding parameter refer to welding procedure specification (WPS), 16
A support column plug welding：First spot welding is prefabricated, plug welding, 0~1mm of reinforcement, and welding parameter refers to welding procedure specification (WPS)；Entire disk welding
Unique one tortuous water route is formed using 2 waterproof strips in 1 cavity of component drawings, only entery and delivery port is external, and ensures entire cavity all
It is in tortuous water route；
4 reinforcing rib, 5 water pipes, 6 axis are welded into rotating plate shaft weld assembly Fig. 1-b, 4 reinforcing ribs and 6 axis connections, utilize
Special tooling, first spot welding is prefabricated, fillet welding, 5 × 45 ° of weld seam, and welding parameter refers to technological procedure, and 5 water pipes and 6 axis weld：It utilizes
Special tooling, first spot welding is prefabricated, fillet welding, and 5 × 45 ° of two 5 water pipe of weld seam forms an angle, and angle angle, welding are examined after welding
Parameter reference welding procedure specification (WPS)；
Described disk weld assembly Fig. 1 is added with special tooling fastening rotating plate shaft weld assembly Fig. 1 and disk weld assembly, 4
Strengthening tendons is welded as being intermittently welded with 1 disk 1, and weld seam is intermittent fillet weld, weld bead height 3mm, length 20mm, weld interval
30mm, both sides symmetrical welding, welding parameter refer to welding procedure specification (WPS), and 5 water pipes and 1 disk weld：First spot welding is prefabricated, fillet welding,
2 × 45 ° of weld seam, welding parameter refer to welding procedure specification (WPS)；
Vibration stress relieving is carried out after the completion of the flap valve welding, single-piece is vibrated 30 minutes.It is integrally thrown after vibration
Light is to 0.8, to ensure the sealing performance of 1 sealing surface of turnover panel valve module disk；
The flap valve is examined, standard 4.5Kg/cm2Hydraulic pressure is kept for 30 minutes or more, no drainage.
Finally it should be noted that listed above is only specific embodiment of the utility model.Obviously, this practicality is new
Type is not limited to above example, can also there is many modifications.Those of ordinary skill in the art can be from disclosed in the utility model
All modifications for directly exporting or associating in content, are considered as the scope of protection of the utility model.
Claims (6)
1. a kind of flap valve applied to single crystal growing furnace, the turnover panel including disk weld assembly and with disk weld assembly welding
Axis weld assembly, it is characterised in that：The disk weld assembly includes disk and disk sealing plate with matching, the disk
The waterproof strip being welded with along the extension of respective axial direction interlaced respectively, the disk and circle on sealing plate and the disk
Circumferentially sealing welding forms the internal cavity body structure with tortuous water route to disk seal plate, and the cavity body structure is before its radial direction
Both ends have intake-outlet afterwards.
2. a kind of flap valve applied to single crystal growing furnace according to claim 1, it is characterised in that：The rotating plate shaft welding
Component includes axis, the reinforcing rib being fixedly connected with axis and is distributed in reinforcing rib both sides and the water pipe welded with axis；Hose nozzle both ends
Respectively with intake-outlet in axis and disk intake-outlet one-to-one corresponding connect, the axis, reinforcing rib and water pipe with the disk
Welding.
3. a kind of flap valve applied to single crystal growing furnace according to claim 2, it is characterised in that：The water pipe and disk
Angle be 45 °.
4. a kind of flap valve applied to single crystal growing furnace according to claim 2, it is characterised in that：The reinforcing rib is vertical
Plane is respectively perpendicular with disk plane and shaft centre line.
5. a kind of flap valve applied to single crystal growing furnace according to claim 1, it is characterised in that：The rotating plate shaft welding
The central axes of component are parallel with the disk plane of the disk weld assembly.
6. a kind of flap valve applied to single crystal growing furnace according to claim 1, it is characterised in that：The rotating plate shaft welding
Component and the disk weld assembly are using special designs frock, spot welding positioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721345233.0U CN207454783U (en) | 2017-10-18 | 2017-10-18 | A kind of flap valve applied to single crystal growing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721345233.0U CN207454783U (en) | 2017-10-18 | 2017-10-18 | A kind of flap valve applied to single crystal growing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207454783U true CN207454783U (en) | 2018-06-05 |
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ID=62252717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721345233.0U Active CN207454783U (en) | 2017-10-18 | 2017-10-18 | A kind of flap valve applied to single crystal growing furnace |
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| Country | Link |
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| CN (1) | CN207454783U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081184A (en) * | 2019-04-02 | 2019-08-02 | 中国北方发动机研究所(天津) | A kind of valve board structure of flapper valve |
| CN111098095A (en) * | 2019-12-31 | 2020-05-05 | 光科真空科技(泰兴)有限公司 | Water channeling prevention plug welding process for furnace chamber of single crystal furnace |
| CN113249779A (en) * | 2021-04-20 | 2021-08-13 | 上海新昇半导体科技有限公司 | Flap valve, crystal pulling furnace, feeding method and crystal pulling method |
-
2017
- 2017-10-18 CN CN201721345233.0U patent/CN207454783U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081184A (en) * | 2019-04-02 | 2019-08-02 | 中国北方发动机研究所(天津) | A kind of valve board structure of flapper valve |
| CN111098095A (en) * | 2019-12-31 | 2020-05-05 | 光科真空科技(泰兴)有限公司 | Water channeling prevention plug welding process for furnace chamber of single crystal furnace |
| CN113249779A (en) * | 2021-04-20 | 2021-08-13 | 上海新昇半导体科技有限公司 | Flap valve, crystal pulling furnace, feeding method and crystal pulling method |
| CN113249779B (en) * | 2021-04-20 | 2022-03-15 | 上海新昇半导体科技有限公司 | Flap valve, crystal pulling furnace, feeding method and crystal pulling method |
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