CN110056695A - Pneumatic chlorine forged steel check valve - Google Patents
Pneumatic chlorine forged steel check valve Download PDFInfo
- Publication number
- CN110056695A CN110056695A CN201810050185.5A CN201810050185A CN110056695A CN 110056695 A CN110056695 A CN 110056695A CN 201810050185 A CN201810050185 A CN 201810050185A CN 110056695 A CN110056695 A CN 110056695A
- Authority
- CN
- China
- Prior art keywords
- valve
- forged steel
- flap
- valve rod
- pneumatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 52
- 239000010959 steel Substances 0.000 title claims abstract description 52
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910052801 chlorine Inorganic materials 0.000 title claims abstract description 19
- 239000000460 chlorine Substances 0.000 title claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 15
- 230000005611 electricity Effects 0.000 claims 1
- 238000005242 forging Methods 0.000 abstract description 3
- 229910001208 Crucible steel Inorganic materials 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- F16K1/32—Details
- F16K1/48—Attaching valve members to screw-spindles
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
-
- 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
- F16K27/029—Electromagnetically actuated valves
-
- 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
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
-
- 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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Details Of Valves (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a kind of pneumatic chlorine forged steel check valves, it include: forged steel valve body, the lower end of the forged steel valve body is provided with intake channel and exit passageway, the upper end of the forged steel valve body is provided with forged steel valve deck, valve rod is provided in the valve body, the upper end of the valve rod connects pneumatic control component, the lower end of the valve rod connects flap component, airtight and watertight padding and pressing plate are provided between valve rod and forged steel valve deck, bellows is equipped in the lower section outer sheath of valve rod, one end of the bellows is welded on forging steel valve and covers, the other end of the bellows is welded on valve rod, the pneumatic control component includes: pneumatic actuator, filtering pressure reducing valve and solenoid valve, the upper end of the valve rod is connected by being pneumatically connected portion with pneumatic actuator, the pneumatic actuator is connected by column with forged steel valve deck.
Description
Technical field
The present invention relates to a kind of valve more particularly to a kind of pneumatic chlorine forged steel check valves.
Background technique
Chlorine cutoff valve is in chemical industry for controlling and adjusting a kind of common valve of the deep-etchings flow media such as chlorine
Door.Existing chlorine cut-off specifically includes that valve body, the lower end of the valve body is provided with intake channel and exit passageway, in institute
The upper end for stating valve body is provided with valve deck, valve rod is provided in the valve body, the upper end of the valve rod connects hand wheel component, described
The lower end of valve rod connects flap component, airtight and watertight padding and pressing plate is provided between valve rod and cast steel valve deck, in the lower section of valve rod
Outer sheath is equipped with bellows, and one end of the bellows is welded on cast-steel valve and covers, and the other end of the bellows is welded on valve
On bar.Existing chlorine cutoff valve is all the opening and closing for being just able to achieve valve by manually pulling hand wheel component, automation
Degree is low, large labor intensity, meanwhile, existing chlorine cutoff valve closure can only lean on feel, and flap contacts too tight abrasion with valve port
Rate is high, and the too loose sealing of contact does not reach requirement, and control is inaccurate, in addition, existing chlorine cutoff valve flap is integrated with valve rod
Structure is non-dismountable, once damaging, valve will directly be scrapped flap.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of pneumatic chlorine forged steel check valve of high degree of automation.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that: pneumatic chlorine forged steel check valve, comprising:
Forged steel valve body is provided with intake channel and exit passageway in the lower end of the forged steel valve body, sets in the upper end of the forged steel valve body
It is equipped with forged steel valve deck, valve rod is provided in the valve body, the upper end of the valve rod connects pneumatic control component, the valve rod
Lower end connects flap component, airtight and watertight padding and pressing plate is provided between valve rod and forged steel valve deck, in the lower section outer sheath of valve rod
Equipped with bellows, one end of the bellows is welded on forging steel valve and covers, and the other end of the bellows is welded on valve rod, institute
Stating pneumatic control component includes: pneumatic actuator, filtering pressure reducing valve and solenoid valve, and the upper end of the valve rod is by being pneumatically connected portion
It is connected with pneumatic actuator, the pneumatic actuator is connected by column with forged steel valve deck, is pneumatically connected in portion described
The pneumatic device guide plate being slidably matched with column is equipped with by guide plate sandwiched, the filtering pressure reducing valve and solenoid valve are fixed at
On pneumatic actuator, the filtering pressure reducing valve is connected by the first air inlet pipe with solenoid valve, the solenoid valve by second into
Tracheae is connected with pneumatic actuator, holding screw is provided with guide plate in the upper end of the valve rod, the guide plate is sliding
It is dynamic to be arranged on column, be provided on the column of the guide plate upper end with the mutually matched upper limit switch of guide plate,
Be provided on the column of the guide plate lower end with the mutually matched lower position switch of guide plate, in the pressing plate, valve rod and close
Bushing is provided between packing material, the flap component includes: flap and flap nut, and the flap and setting are in intake channel
Valve port on forged steel valve body between exit passageway cooperates, and mounting groove is provided on the flap, in the valve rod
Lower end be provided with and connect head with the mutually matched T-type of mounting groove, T-type connection head is fixed on peace by flap nut
Is fixedly connected with flap in tankage, flap gasket is provided between the flap and flap nut, the forged steel valve body with
Middle flange gasket is provided between forged steel valve deck.
The invention has the advantages that above-mentioned pneumatic chlorine forged steel check valve, valve body is designed using forged steel, can be suitable for 15cm
External air source is controlled in 4bar size by filtering pressure reducing valve, is automatically controlled by solenoid valve by the small-bore conveying of~40cm
The switch driving stem of pneumatic actuator and the switch of flap, thus realize the open and close of valve, high degree of automation, drop
The low labor intensity of worker, can guarantee that flap can move up and down in fixed position by upper and lower limit switch, no
It will appear flap and contact too tight or too loose situation with valve port, wear rate is low, extends the service life of valve, control is accurate, valve
Connection between valve and valve rod can dismantle completely, and easy maintenance and replacement improves the service life of valve.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the pneumatic chlorine forged steel check valve of the present invention.
Fig. 2 is the right side structural representation of Fig. 1.
In figure: 1, forged steel valve body, 2, intake channel, 3, exit passageway, 4, forged steel valve deck, 5, valve rod, 6, airtight and watertight padding, 7,
Pressing plate, 8, bellows, 9, pneumatic actuator, 91, be pneumatically connected portion, 10, filtering pressure reducing valve, 11, solenoid valve, 12, column, 13,
Guide plate folder, 14, pneumatic device guide plate, the 15, first air inlet pipe, the 16, second air inlet pipe, 17, holding screw, 18, guide plate, 19,
Upper limit switch, 20, lower position switch, 21, bushing, 22, flap, 23, flap nut, 24, T-type connection head, 25, middle flange
Gasket.
Specific embodiment
Particular content of the invention is described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1 and Figure 2, pneumatic chlorine forged steel check valve, comprising: forged steel valve body 1, in the lower end of the forged steel valve body 1
It is provided with intake channel 2 and exit passageway 3, the upper end of the forged steel valve body 1 is provided with forged steel valve deck 4, in the valve body 1
It is provided with valve rod 5, the upper end of the valve rod 5 connects pneumatic control component, and the lower end of the valve rod 5 connects flap component, in valve
It is provided with airtight and watertight padding 6 and pressing plate 7 between bar 5 and forged steel valve deck 4, is equipped with bellows 8 in the lower section outer sheath of valve rod 5, it is described
One end of bellows 8 is welded on forged steel valve deck 4, and the other end of the bellows 8 is welded on valve rod 5, the pneumatic control
Component includes: pneumatic actuator 9, filtering pressure reducing valve 10 and solenoid valve 11, the upper end of the valve rod 5 by be pneumatically connected portion 91 with
Pneumatic actuator 9 is connected, and the pneumatic actuator 9 is connected by column 12 with forged steel valve deck 4, is pneumatically connected portion described
The pneumatic device guide plate 14 being slidably matched with column 12, the filtering pressure reducing valve 10 and electromagnetism are provided with by guide plate folder 13 on 91
Valve 11 is fixed on pneumatic actuator 9, and the filtering pressure reducing valve 10 is connected by the first air inlet pipe 15 with solenoid valve 11,
The solenoid valve 11 is connected by the second air inlet pipe 16 with pneumatic actuator 9, passes through holding screw in the upper end of the valve rod 5
17 are provided with guide plate 18, and the guide plate 18 is slidably arranged on column 12, on the column 12 of 18 upper end of guide plate
Be provided with the mutually matched upper limit switch 19 of guide plate 18, be provided with and lead on the column 12 of 18 lower end of guide plate
To the mutually matched lower position switch 20 of plate 18, bushing 21, institute are provided between the pressing plate 7, valve rod 5 and airtight and watertight padding 6
Stating flap component includes: flap 22 and flap nut 23, and the flap 22 and setting are between intake channel 2 and exit passageway 3
Forged steel valve body 1 on valve port cooperate, be provided with mounting groove on the flap 22, the valve rod 5 lower end be arranged
Have and connect head 24 with the mutually matched T-type of mounting groove, the T-type connection head 24 is fixed on mounting groove by flap nut 23
It is interior to be fixedly connected with flap 22, it is provided with flap gasket 24 between the flap 22 and flap nut 23, in the forging steel valve
Middle flange gasket 25 is provided between body 1 and forged steel valve deck 4.
Above-mentioned pneumatic chlorine cast steel stop valve in use, filtering pressure reducing valve 10 is connected with external air supply source air compressor machine,
Filtering pressure reducing valve 10 can control gas source in 4bar size, open solenoid valve 11, gas source successively passes through 13 He of the first air inlet pipe
Second air inlet pipe 14 enters in pneumatic actuator 9, and pneumatic actuator 9, which is opened to drive, under the action of gas pressure is pneumatically connected portion
91 move up, and are pneumatically connected portion 91 by guide plate folder 13 and drive the upward sliding on column 12 of pneumatic device guide plate 14, pneumatically
Interconnecting piece 91 is moved up with ovable valve stem 5 simultaneously, and valve rod 5 connects head 24 by T-type and flap 22 is driven to separate with valve port, works as valve
Bar 5 drives guide plate 18 when sliding at upper limit switch 19 on column 12, and the stopping of valve rod 5 moves up, at this point, import is logical
Road 2 is interconnected with exit passageway 3 and conveys to chlorine；Solenoid valve 11 is closed, gas source is in the first air inlet pipe 13 and and second
It is blocked between air inlet pipe 14, pneumatic actuator 9 is not moved down by bleed pressure reset strap ovable valve stem 5, when the drive of valve rod 5 is led
To plate 18 when sliding at lower position switch 20 on column 12, the stopping of valve rod 5 is moved up, at this point, valve rod 5 is connected by T-type
Connector portions 24 drive flap 22 to offset with valve port, and intake channel 2 is cut off with exit passageway 3 and can not be connected to.
Above-mentioned pneumatic chlorine forged steel check valve, valve body are designed using forged steel, can be suitable for the small-bore of 15cm~40cm
External air source is controlled in 4bar size by filtering pressure reducing valve, passes through opening for solenoid valve Pneumatic automatic-control actuator by conveying
The switch of driving stem and flap is closed, to realize the open and close of valve, high degree of automation reduces the labour of worker
Intensity can guarantee that flap can move up and down in fixed position by upper and lower limit switch, be not in flap and valve
Mouth contacts too tight or too loose situation, and wear rate is low, extends the service life of valve, control is accurate, between flap and valve rod
Connection can dismantle completely, and easy maintenance and replacement improves the service life of valve.
Claims (1)
1. pneumatic chlorine forged steel check valve, it is characterised in that: include: forged steel valve body (1), in the lower end of the forged steel valve body (1)
It is provided with intake channel (2) and exit passageway (3), the upper end of the forged steel valve body (1) is provided with forged steel valve deck (4), in institute
It states and is provided with valve rod (5) in valve body (1), the upper end of the valve rod (5) connects pneumatic control component, the lower end of the valve rod (5)
Flap component is connected, airtight and watertight padding (6) and pressing plate (7) are provided between valve rod (5) and forged steel valve deck (4), in valve rod (5)
Lower section outer sheath is equipped with bellows (8), and one end of the bellows (8) is welded on forged steel valve deck (4), the bellows (8)
The other end be welded on valve rod (5), the pneumatic control component includes: pneumatic actuator (9), filtering pressure reducing valve (10) and electricity
The upper end of magnet valve (11), the valve rod (5) is connected by being pneumatically connected portion (91) with pneumatic actuator (9), described pneumatically to hold
Row device (9) is connected by column (12) with forged steel valve deck (4), is set in described be pneumatically connected on portion (91) by guide plate folder (13)
It is equipped with the pneumatic device guide plate (14) being slidably matched with column (12), the filtering pressure reducing valve (10) and solenoid valve (11) fixation are set
It sets on pneumatic actuator (9), the filtering pressure reducing valve (10) is connected by the first air inlet pipe (15) with solenoid valve (11), institute
It states solenoid valve (11) to be connected by the second air inlet pipe (16) with pneumatic actuator (9), pass through in the upper end of the valve rod (5) tight
Determine screw (17) to be provided with guide plate (18), the guide plate (18) is slidably arranged on column (12), in the guide plate
(18) be provided on the column (12) of upper end with guide plate (18) mutually matched upper limit switch (19), in the guide plate
(18) be provided on the column (12) of lower end with guide plate (18) mutually matched lower position switch (20), the pressing plate (7),
It is provided between valve rod (5) and airtight and watertight padding (6) bushing (21), the flap component includes: flap (22) and flap nut
(23), the flap (22) and the valve port phase on the forged steel valve body (1) being arranged between intake channel (2) and exit passageway (3)
Mutually cooperation, is provided with mounting groove on the flap (22), is provided in the lower end of the valve rod (5) and cooperates with mounting groove
T-type connect head (24), T-type connection head (24) is fixed in mounting groove and flap (22) by flap nut (23)
It is fixedly connected, flap gasket (24) is provided between the flap (22) and flap nut (23), in the forged steel valve body (1)
Middle flange gasket (25) are provided between forged steel valve deck (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810050185.5A CN110056695A (en) | 2018-01-18 | 2018-01-18 | Pneumatic chlorine forged steel check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810050185.5A CN110056695A (en) | 2018-01-18 | 2018-01-18 | Pneumatic chlorine forged steel check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110056695A true CN110056695A (en) | 2019-07-26 |
Family
ID=67315212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810050185.5A Pending CN110056695A (en) | 2018-01-18 | 2018-01-18 | Pneumatic chlorine forged steel check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110056695A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606748A (en) * | 2010-12-29 | 2012-07-25 | 大连大高阀门有限公司 | Nuclear class II film pneumatic bellows stop valve |
| CN106641293A (en) * | 2017-02-24 | 2017-05-10 | 江苏金晟元特种阀门股份有限公司 | Pneumatic fluorine-lined corrugated pipe single seat adjusting valve |
| CN208185557U (en) * | 2018-01-18 | 2018-12-04 | 江苏鼎晟阀门有限公司 | Pneumatic chlorine forged steel check valve |
-
2018
- 2018-01-18 CN CN201810050185.5A patent/CN110056695A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606748A (en) * | 2010-12-29 | 2012-07-25 | 大连大高阀门有限公司 | Nuclear class II film pneumatic bellows stop valve |
| CN106641293A (en) * | 2017-02-24 | 2017-05-10 | 江苏金晟元特种阀门股份有限公司 | Pneumatic fluorine-lined corrugated pipe single seat adjusting valve |
| CN208185557U (en) * | 2018-01-18 | 2018-12-04 | 江苏鼎晟阀门有限公司 | Pneumatic chlorine forged steel check valve |
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