CN207880085U - Corrugated pipe chlorine Special cut-off valve - Google Patents
Corrugated pipe chlorine Special cut-off valve Download PDFInfo
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- CN207880085U CN207880085U CN201820223369.2U CN201820223369U CN207880085U CN 207880085 U CN207880085 U CN 207880085U CN 201820223369 U CN201820223369 U CN 201820223369U CN 207880085 U CN207880085 U CN 207880085U
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- cone
- planar structure
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Abstract
Corrugated pipe chlorine Special cut-off valve is related to a kind of Special valve.Including valve body, valve deck, valve rod, flap, valve body includes import, outlet, and valve body is additionally provided with installation connector, and the water channel stage casing between valve body import and export is provided with valve seat；Connection executing agency, the output end of executing agency and the top of valve rod are fixed by the bracket in the upper end of valve body to be sequentially connected by bulb, guide connecting block；Bellows component is set on the valve rod in valve body, and the upper end of bellows component and the upper end of valve deck are welded, and the lower end of bellows component is welded with the valve rod, and the upper end of valve seat is provided with annular horseshoe shaped recess, sealing element is arranged in annular horseshoe shaped recess；Flap lower end is arranged to cone, planar structure, and the step coordinated with valve seat upper surface and sealing element is formed in cone, planar structure, and cone, planar structure set that there are one inclined slope surfaces；Hard alloy layer is set on cone, planar structure.This valve is corrosion-resistant, wear-resisting, good airproof performance, service life are long.
Description
Technical field
The utility model is related to a kind of Special valves, and in particular to a kind of manufacturing technology field of valve special for chlorine.
Background technology
Currently, the valve that China's chemical industry is used to adjust pipeline rate-of flow is general common stop valve, due to selecting
Do not have special feature on material or on valve mechanism, on the one hand the performance of this valve is unstable, and regulating effect is bad；
On the other hand under the poisonous and hazardous process conditions of burn into, poor corrosion resistance easily leaks, and shell is easily perforated, and bellows is easily ground
Damage is short so as to cause valve whole service life, cannot meet the particular/special requirement of permanently effective pumped (conveying) medium, and poisonous medium one
Denier leaks, and can bring prodigious harm to surrounding enviroment and personal safety.
Utility model content
In order to overcome the deficiencies of existing technologies, the utility model provides a kind of corrugated pipe chlorine Special cut-off valve.
The utility model includes valve body, valve deck, valve rod, flap, and the valve body includes import, outlet, and the valve body is also set
Have an installation connector, the import and export is respectively set flange, flange in the installation connector setting, the valve body into,
Water channel stage casing between outlet is provided with valve seat, and the flap is fixed on one end of the valve rod, the flap and the valve seat
Tight sealing engagement, the installation connector connect one section of valve rod setting of the flap by valve deck described in middle flanged joint
In the valve body, the valve deck is fixedly connected by bolt, nut with the middle flange, and the valve rod is logical across bonnet central
Hole；It is fixed by the bracket connection executing agency, the output end of the executing agency and the valve rod in the upper end of the valve body
Top is sequentially connected by bulb, guide connecting block；Bellows component, the bellows are set on the valve rod in the valve body
The upper end of component and the upper end of valve deck are welded, and the lower end of the bellows component is welded with the valve rod, the bellows component
The recessed formation stuffing-box in upper end, packing seal mechanism is set in stuffing-box；The upper end of the valve seat is provided with annular horseshoe
Connected in star, is arranged sealing element in annular horseshoe shaped recess, and the sealing element is integrally sintered with the valve seat；The flap lower end
It is arranged to cone, planar structure, forms the step coordinated with the valve seat upper surface and sealing element in the cone, planar structure,
The cone, planar structure are set there are one inclined slope surface；Hard alloy layer is set on the cone, planar structure.
The horseshoe shaped recess of the utility model valve seat upper surface setting annular, is provided with sealing in annular horseshoe shaped recess
Part, sealing element are integrated with valve seat sintering, and it is close, firm that sealing element coordinates with valve seat, and flap contacts, and leakproofness is high；Valve
There are cone, a planar structure in valve lower end, and cone plane is arranged hard alloy layer, and the sealing element of hard alloy layer and valve base surface coordinates, firmly
Matter alloy-layer improves the corrosion resistance of flap, wearability, and the flap equipped with cone plane further ensures the sealing effect of valve；
The connection bar assembly of valve rod upper end is connect with pneumatic actuator or electric operator, and valve realizes remote control, automation
Degree improves.There is bellows upper end to be welded with valve deck again, lower end is welded with valve rod, and effectively fluid can be controlled in valve body
Intracavitary reduces leakage point, effectively prevent the leakage of medium.In conclusion this valve good seal performance, regulating effect is good, and filler is exempted from
It safeguards, is not susceptible to internal and outernal leakage, service life is long, securely and reliably.The inclined slope surface for boring planar structure, when flap is run to
When into valve seat, it can preferably contact, coordinate with sealing element.
Packing seal mechanism described in the utility model includes the multistage V-seal filler being set in stuffing-box, filler pressure
Lid, multistage V-seal filler are arranged between valve rod and stuffing-box, and the gland is pressed on the multistage V-seal and fills out
Material top, gland are fixedly connected by bolt, nut with the valve deck upper end.Multistage V-seal filler cooperation, sealing effect
Fruit is good.
Executing agency described in the utility model is Electric Actuator, and branch is arranged between the Electric Actuator and the valve seat
Frame, the holder include the flanged plate, upper backup pad, column of valve seat upper end, the upright supports the flanged plate with it is described
Between upper backup pad, column lower end is threaded, and is fixed by nut and flanged plate, the output end and valve of the Electric Actuator
Bar upper end is arranged respectively to connecting ball head, Electric Actuator, valve rod bulb coated by two pieces of guide connecting blocks, two pieces of guiding
It is fixed by bolt, nut between link block, arcwall face, arcwall face is respectively set in one end of two pieces of guide connecting block wherein homonymies
It is harmonious and matches and brake with column side wall, guide connecting block is slided up and down with column cooperation.
Executing agency described in the utility model can also be pneumatic actuator, and pneumatic actuator passes through guide connecting block and institute
State the drive connection of valve rod upper end.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the utility model.
Specific implementation mode
As shown in Figure 1, this corrugated pipe chlorine Special cut-off valve, including valve body 1, valve deck 6, valve rod 10, flap 3, valve body 1 wrap
Import 14, outlet 15 are included, valve body 1 is additionally provided with installation connector 16, and flange, installation connection is respectively set in import and export 14,15
Flange in mouthfuls 16 settings, the water channel stage casing between 1 import and export of valve body are provided with valve seat 2, and flap 3 is fixed on valve by valve clack cover 4
One end of bar 10, flap 3 and 2 tight sealing engagement of valve seat, installation connector 16 connect flap 3 by middle flanged joint valve deck 6
One section of valve rod 10 be arranged in valve body 1, valve deck 6 is fixedly connected by bolt, nut with middle flange, and valve rod 10 is in the valve deck
Heart through-hole；Executing agency 13, output end and the valve rod 10 of executing agency 13 are fixedly connected with by holder 17 in the upper end of valve body 1
Top is sequentially connected by bulb, guide connecting block 12；Bellows component 7, bellows group are set on the valve rod 10 in valve body 1
The upper end of part 7 is welded with the upper end of valve deck 6, and lower end and the valve rod 10 of bellows component 7 weld, under the upper end of bellows component 7
Spill is at stuffing-box 20, the setting packing seal mechanism 21 in stuffing-box 20；The upper end of valve seat 2 is provided with annular horseshoe shaped recess
22, sealing element 23 is set in annular horseshoe shaped recess 22, and sealing element 23 is sintered with 2 one of valve seat；3 lower end of flap is arranged to
Cone, planar structure 24 form the step coordinated with 2 upper surface of valve seat and sealing element 23, cone, plane in cone, planar structure 24
Structure 24 is set there are one inclined slope surface；Hard alloy layer 25 is set on cone, planar structure 24.
Packing seal mechanism 21 includes multistage V-seal filler 8, the gland 9 being set in stuffing-box, multistage V-type
Airtight and watertight padding 8 is arranged between valve rod 10 and stuffing-box 20, and gland 9 is pressed on 8 top of multistage V-seal filler, filler
Gland 9 is fixedly connected by bolt, nut with 6 upper end of valve deck.Multistage V-seal filler cooperation, sealing effect are good.
Executing agency 13 is Electric Actuator, and holder 17 is arranged between Electric Actuator and valve seat, and holder 17 includes valve seat
Flanged plate 28, upper backup pad 29, the column 11 of upper end, column 11 are supported between flanged plate 28 and upper backup pad 29, column 11
Lower end is threaded, and is fixed by nut and flanged plate 28, output end and 10 upper end of valve rod of Electric Actuator are arranged respectively to
Connecting ball head, Electric Actuator, valve rod 10 bulb coated by two pieces of guide connecting blocks 12, between two pieces of guide connecting blocks 12
It is fixed by bolt, nut, arcwall face is respectively set in one end of two pieces of wherein homonymies of guide connecting block 12, and arcwall face is harmonious and stands
11 side wall of column is matched and is braked, and guide connecting block 12 is slided up and down with the cooperation of column 11.
Executing agency 13 can also be pneumatic actuator, and pneumatic actuator is driven by guide connecting block 12 and valve rod upper end
Connection；The connection type and the supporting way between valve seat 2 and above-mentioned Electric Actuator of pneumatic actuator and valve rod 10
It is identical.
Electric Actuator is that Changzhou orchid control valve controls Co., Ltd Z30-24B-LK（220V）, this model explosion-proof type,
Scene remote control can be achieved.
Pneumatic actuator is Italy's STI brands, and SR ranges of models realize the reliability of remote control.
Claims (4)
1. corrugated pipe chlorine Special cut-off valve, including valve body, valve deck, valve rod, flap, the valve body includes import, exports, described
Valve body is additionally provided with installation connector, and flange, flange in the installation connector setting, institute is respectively set in the import and export
State the water channel stage casing between valve body import and export and be provided with valve seat, the flap is fixed on one end of the valve rod, the flap with
The valve seat tight sealing engagement, the installation connector connect one section of the flap by valve deck described in middle flanged joint
Valve rod is arranged in the valve body, and the valve deck is fixedly connected by bolt, nut with the middle flange, and the valve rod passes through valve
Lid central through hole；It is fixed by the bracket connection executing agency, the output end of the executing agency and institute in the upper end of the valve body
The top for stating valve rod is sequentially connected by bulb, guide connecting block；Bellows component is set on valve rod in the valve body,
The upper end of the upper end and valve deck that are characterized in that the bellows component is welded, and the lower end of the bellows component is welded with the valve rod
It connects, the recessed formation stuffing-box in upper end of the bellows component, packing seal mechanism is set in stuffing-box；The valve seat it is upper
End is provided with annular horseshoe shaped recess, and sealing element, the sealing element and valve seat one are arranged in annular horseshoe shaped recess
Sintering；The flap lower end be arranged to cone, planar structure, it is described cone, planar structure formed with the valve seat upper surface and
The step of sealing element cooperation, the cone, planar structure are set there are one inclined slope surface；Hard is set on the cone, planar structure
Alloy-layer.
2. corrugated pipe chlorine Special cut-off valve according to claim 1, it is characterised in that the packing seal mechanism includes
Multistage V-seal filler, the gland being set in stuffing-box, the setting of multistage V-seal filler valve rod and stuffing-box it
Between, the gland is pressed on above the multistage V-seal filler, and gland passes through bolt, nut and the valve deck
Upper end is fixedly connected.
3. corrugated pipe chlorine Special cut-off valve according to claim 1, it is characterised in that the executing agency is electronic holds
Row device, is arranged holder between the Electric Actuator and the valve seat, the holder includes the flanged plate of valve seat upper end, upper support
Plate, column, between the flanged plate and the upper backup pad, column lower end is threaded the upright supports, passes through nut
It is fixed with flanged plate, output end and the valve rod upper end of the Electric Actuator are arranged respectively to connecting ball head, Electric Actuator, valve
The bulb of bar is coated by two pieces of guide connecting blocks, is fixed by bolt, nut between two pieces of guide connecting blocks, two pieces of companies of guiding
Arcwall face is respectively set in the one end for connecing block wherein homonymy, and arcwall face, which is harmonious, matches and brake with column side wall, guide connecting block and institute
Column cooperation is stated to slide up and down.
4. corrugated pipe chlorine Special cut-off valve according to claim 1, it is characterised in that the executing agency is pneumatically to hold
Row device, pneumatic actuator are sequentially connected by guide connecting block and the valve rod upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820223369.2U CN207880085U (en) | 2018-02-08 | 2018-02-08 | Corrugated pipe chlorine Special cut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820223369.2U CN207880085U (en) | 2018-02-08 | 2018-02-08 | Corrugated pipe chlorine Special cut-off valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207880085U true CN207880085U (en) | 2018-09-18 |
Family
ID=63509339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820223369.2U Active CN207880085U (en) | 2018-02-08 | 2018-02-08 | Corrugated pipe chlorine Special cut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207880085U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167451A (en) * | 2018-02-08 | 2018-06-15 | 江苏金晟元特种阀门股份有限公司 | Corrugated pipe chlorine Special cut-off valve |
| CN109681649A (en) * | 2018-12-25 | 2019-04-26 | 兰控阀门执行器江苏有限公司 | A kind of valve actuator being easily installed disassembly |
-
2018
- 2018-02-08 CN CN201820223369.2U patent/CN207880085U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167451A (en) * | 2018-02-08 | 2018-06-15 | 江苏金晟元特种阀门股份有限公司 | Corrugated pipe chlorine Special cut-off valve |
| CN109681649A (en) * | 2018-12-25 | 2019-04-26 | 兰控阀门执行器江苏有限公司 | A kind of valve actuator being easily installed disassembly |
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