CN110056662A - Special stop valve for chlorine gas - Google Patents
Special stop valve for chlorine gas Download PDFInfo
- Publication number
- CN110056662A CN110056662A CN201810050196.3A CN201810050196A CN110056662A CN 110056662 A CN110056662 A CN 110056662A CN 201810050196 A CN201810050196 A CN 201810050196A CN 110056662 A CN110056662 A CN 110056662A
- Authority
- CN
- China
- Prior art keywords
- valve
- flap
- import
- valve body
- bonnet
- 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
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 8
- 230000008676 import Effects 0.000 claims description 49
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 17
- 229910052801 chlorine Inorganic materials 0.000 description 17
- 239000000460 chlorine Substances 0.000 description 17
- 230000009977 dual effect Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 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
- F16K1/02—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 screw-spindle
- F16K1/04—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 screw-spindle with a cut-off member rigid with the spindle, e.g. main 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
- 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
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/44—Details of seats or valve members of double-seat 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
- F16K43/00—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose
- F16K43/005—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose an auxiliary valve closing automatically when the main valve is being disassembled
- F16K43/006—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose an auxiliary valve closing automatically when the main valve is being disassembled the auxiliary valve being held open by the main valve
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a kind of Special stop valve for chlorine gas, it include: valve body, the side of the valve body is provided with intake channel, the other side of the valve body is provided with exit passageway, the upper end of the valve body is provided with bonnet, the lower end of the valve body is provided with bottom flange, the valve chamber interconnected with intake channel and exit passageway is provided in the valve body, valve rod is provided in the valve chamber, the upper end of the valve rod stretches out bonnet, and connects hand wheel component, the lower end of the valve rod connects flap component, airtight and watertight padding and pressing plate are provided between valve rod and bonnet, bellows is equipped in the lower section outer sheath of valve rod, one end of the bellows is welded on bonnet, the other end of the bellows is welded on valve rod, the hand wheel component includes: dust cap, handwheel, valve stem nut, flange bracket and flat key, handwheel is logical Flat key is crossed to connect with valve stem nut.
Description
Technical field
The present invention relates to a kind of valve more particularly to a kind of Special stop valve for chlorine gas.
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 valve deck, on the outside of the lower section of valve rod
It is arranged with bellows, one end of the bellows is welded on valve deck, and the other end of the bellows is welded on valve rod.It is existing
Chlorine cutoff valve all only one flaps and a valve seat, once flap or valve seat damage will be unable in time cut off chlorine it is defeated
It send, meanwhile, existing chlorine cutoff valve flap cannot achieve online replacement, and replacement is more troublesome, need adjacent thereto two
A chlorine cutoff valve, which simultaneously closes off, can just be replaced, and a large amount of chlorine exudations are also had when replacement, and there are security risks.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of replacement easily and efficiently Special stop valve for chlorine gas.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that: Special stop valve for chlorine gas, comprising: valve body,
The side of the valve body is provided with intake channel, the other side of the valve body is provided with exit passageway, in the valve body
Upper end is provided with bonnet, and the lower end of the valve body is provided with bottom flange, be provided in the valve body with intake channel and
The interconnected valve chamber of exit passageway, is provided with valve rod in the valve chamber, and the upper end of the valve rod stretches out bonnet, and connects hand
The lower end of wheel assembly, the valve rod connects flap component, airtight and watertight padding and pressing plate is provided between valve rod and bonnet, in valve
The lower section outer sheath of bar is equipped with bellows, and one end of the bellows is welded on bonnet, the other end weldering of the bellows
It connects on valve rod, the hand wheel component includes: dust cap, handwheel, valve stem nut, flange bracket and flat key, and handwheel passes through flat key
It is connect with valve stem nut, dust cap is arranged above handwheel and is connected by screw thread with valve stem nut, flange bracket and valve rod
Nut is axially rotatably assorted, and flange bracket is connected by column with bonnet, and the flap component includes: import flap, goes out
Mouthful flap and lifting disk, are respectively arranged with mounting groove on the import flap and outlet flap, in the upper end of the lifting disk
Portion is connected with valve rod, is symmetrically arranged in the lower end two sides of the lifting disk and connect head with the mutually matched T-type of mounting groove,
Described two T-type connectors portion passes through flap nut respectively and is fixed in mounting groove and import flap and the fixed company of outlet flap
It connects, spare import flap is provided in the intake channel of import flap lower end, in the outlet of the outlet flap lower end
It is provided with alternate outlets flap in channel, is set respectively in the bottom flange of the spare import flap and alternate outlets flap lower end
It is equipped with sliding slot, the spare import flap and alternate outlets flap pass through traveller respectively and be slidably arranged in sliding slot, in the cunning
Spring is respectively arranged in slot, upper end and the traveller of the spring offset, and lower end and the bottom flange of the spring offset, described
Be provided on valve body between intake channel and valve chamber with the mutually matched upper inlet valve seat of import flap and with spare inlet valve
The mutually matched lower inlet valve seat of valve is provided on the valve body between the exit passageway and valve chamber and mutually matches with outlet flap
The upper outlet valve seat of conjunction and with the mutually matched lower outlet valve seat of alternate outlets flap, the spare import flap and it is spare go out
The upper end of mouth flap is respectively arranged with T-type supporting rib, is respectively arranged with and props up in the import flap and the lower end for exporting flap
Support the mutually matched card slot in muscle head.
The invention has the advantages that above-mentioned Special stop valve for chlorine gas, it is synchronous that valve with double-valve-seat can be realized using Double-clack
Dual truncation, even if one of damage valve can also continue to the conveying of cutting chlorine, in addition, simultaneously in replacement import flap
Conveying with that can block chlorine when outlet flap automatically by spare import flap and alternate outlets flap, can be realized online
Replacement does not need to close chlorine cutoff valve adjacent thereto, and replacement is convenient, fast, and only Micro Amounts of Chlorine air infiltration goes out in valve chamber, safety
Reliably, the service life of valve is improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of Special stop valve for chlorine gas of the present invention.
In figure: 1, valve body, 2, intake channel, 3, exit passageway, 4, bonnet, 5, bottom flange, 6, valve chamber, 7, valve rod, 8,
Airtight and watertight padding, 9, pressing plate, 10, bellows, 11, dust cap, 12, handwheel, 13, valve stem nut, 14, flange bracket, 15, flat key,
16, column, 17, import flap, 18, outlet flap, 19, lifting disk, 20, T-type connect head, 21, flap nut, 22, spare
Import flap, 23, alternate outlets flap, 24, sliding slot, 25, traveller, 26, spring, 27, upper inlet valve seat, 28, lower inlet valve seat,
29, upper outlet valve seat, 30, lower outlet valve seat, 31, T-type supporting rib, 32, card slot.
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, Special stop valve for chlorine gas, comprising: valve body 1 is provided with intake channel 2 in the side of the valve body 1,
The other side of the valve body 1 is provided with exit passageway 3, the upper end of the valve body 1 is provided with bonnet, 4, in the valve body 1
Lower end be provided with bottom flange 5, the valve chamber 6 interconnected with intake channel 2 and exit passageway 3 is provided in the valve body 1,
It is provided with valve rod 7 in the valve chamber 6, the upper end of the valve rod 7 stretches out bonnet, 4 and connects hand wheel component, under the valve rod 7
End connection flap component, is provided with airtight and watertight padding 8 and pressing plate 9, in the lower section outer sheath of valve rod 7 between valve rod 7 and bonnet, 4
Equipped with bellows 10, one end of the bellows 10 is welded on bonnet, 4, and the other end of the bellows 10 is welded on valve rod
On 7, the hand wheel component includes: dust cap 11, handwheel 12, valve stem nut 13, flange bracket 14 and flat key 15, and handwheel 12 passes through
Flat key 15 is connect with valve stem nut 13, and dust cap 11 is arranged above handwheel 12 and is connected by screw thread with valve stem nut 13,
Flange bracket 14 is axially rotatably assorted with valve stem nut 13, and flange bracket 14 is connected by column 16 with bonnet, 4, the valve
Valve component includes: import flap 17, outlet flap 18 and lifting disk 19, is distinguished on the import flap 17 and outlet flap 18
It is provided with mounting groove, the upper center of the lifting disk 19 is connected with valve rod 7, symmetrical in the lower end two sides of the lifting disk 19
It is provided with and connect head 20 with the mutually matched T-type of mounting groove, described two T-type connections head 20 passes through flap nut 21 respectively
It is fixed in mounting groove and is fixedly connected with import flap 17 and outlet flap 18, the intake channel in 17 lower end of import flap
It is provided with spare import flap 22 in 2, is provided with alternate outlets flap in the exit passageway 3 of outlet 18 lower end of flap
23, it is respectively arranged with sliding slot 24 in the bottom flange 5 of the spare import flap 22 and 23 lower end of alternate outlets flap, it is described standby
It is slidably arranged in sliding slot 24 by traveller 25 with import flap 22 and alternate outlets flap 23, is divided in the sliding slot 24 respectively
It is not provided with spring 26, upper end and the traveller 25 of the spring 26 offset, and lower end and the bottom flange 5 of the spring 26 offset,
Be provided on valve body 1 between the intake channel 2 and valve chamber 6 with the mutually matched upper inlet valve seat 27 of import flap 17 and with
The mutually matched lower inlet valve seat 28 of spare import flap 22 is arranged on the valve body 1 between the exit passageway 3 and valve chamber 6
Have with outlet the mutually matched upper outlet valve seat 29 of flap 18 and with the mutually matched lower outlet valve seat 30 of alternate outlets flap 23,
It is respectively arranged with T-type supporting rib 31 in the upper end of the spare import flap 22 and alternate outlets flap 23, in the inlet valve
Valve 17 and the lower end for exporting flap 18 are respectively arranged with and the mutually matched card slot 32 in 31 head of supporting rib.
For above-mentioned Special stop valve for chlorine gas in use, rotating forward handwheel 12, handwheel 12 drives valve stem nut by flat key 15
13 rotate on column 16, and valve stem nut 13 is moved up with ovable valve stem 7, and valve rod 7 drives lifting disk 19 to move up, valve rod 7
It moves up and bellows 10 is driven to shrink, lifting disk 17 connects head 20 by T-type and drives import flap 17 and outlet valve simultaneously
Valve 18 moves up, and import flap 17 is separated with upper inlet valve seat 27, and outlet flap 18 is separated with upper outlet valve seat 29, inlet valve
When valve 17 and outlet flap 18 move up simultaneously, the stretching, extension of spring 26 pushes up traveller 25, and traveller 25 drives spare respectively
Import flap 22 and alternate outlets flap 23 move up, and spare import flap 22 and alternate outlets flap 23 drive T-type respectively
Supporting rib 31 moves up, the head of two T-type supporting ribs 31 be fastened in card slot 32 always respectively with import flap 17 and go out
Mouth flap 18 offsets, and when the middle part of T-type supporting rib 31 is in each valve seat, stop operating handwheel 12, valve is beaten at this time
It opens, intake channel 2, valve chamber 6 and exit passageway 3, which are interconnected, realizes the conveying of chlorine；Rotating backward the reset of handwheel 12 can make
Valve is closed, and import flap 17 offsets with upper inlet valve seat 27, and outlet flap 18 offsets with upper outlet valve seat 29.
When above-mentioned Special stop valve for chlorine gas needs replacing import flap 17 and outlet flap 18, handwheel 12 is rotated forward, when
Import flap 17 and outlet flap 18 are moved upward to simultaneously when separating with T-type supporting rib 31, spare under the promotion of spring 26
Import flap 22 offsets with lower inlet valve seat 28, and alternate outlets flap 23 offsets with lower outlet valve seat 30, at this point, intake channel 2
It is blocked with exit passageway 3, valve is in close state, and opens bonnet, 4, can be unloaded lower Disc nut 21 and be taken out import flap
17 are replaced with outlet flap 18, after the completion of replacement, are closed bonnet, 4, are made spare import flap 22 and alternate outlets flap
T-type supporting rib on 23, which is fastened on import flap 17 respectively and exports, completes replacement installation in the card slot on flap 18.
Above-mentioned Special stop valve for chlorine gas can be realized the synchronous dual truncation of valve using Double-clack and double-valve-seat, even if its
In one damage valve can also continue to cutting chlorine conveying, in addition, simultaneously replace import flap and outlet flap when can
To block the conveying of chlorine automatically by spare import flap and alternate outlets flap, it can be realized online replacement, do not need to close
Chlorine cutoff valve adjacent thereto is closed, replacement is convenient, fast, and only Micro Amounts of Chlorine air infiltration goes out in valve chamber, securely and reliably, improves valve
The service life of door.
Claims (1)
1. Special stop valve for chlorine gas, it is characterised in that: include: valve body (1), it is logical that the side of the valve body (1) is provided with import
Road (2), is provided with exit passageway (3) in the other side of the valve body (1), and the upper end of the valve body (1) is provided with bonnet,
(4), the lower end of the valve body (1) is provided with bottom flange (5), is provided in the valve body (1) with intake channel (2) and out
The interconnected valve chamber (6) in mouth channel (3), is provided with valve rod (7) in the valve chamber (6), and the upper end of the valve rod (7) is stretched out
Bonnet, (4) connects hand wheel component, and the lower end of the valve rod (7) connects flap component, between valve rod (7) and bonnet, (4)
It is provided with airtight and watertight padding (8) and pressing plate (9), is equipped with bellows (10) in the lower section outer sheath of valve rod (7), the bellows (10)
One end be welded on bonnet, (4), the other end of the bellows (10) is welded on valve rod (7), the hand wheel component packet
Include: dust cap (11), handwheel (12), valve stem nut (13), flange bracket (14) and flat key (15), handwheel (12) pass through flat key
(15) it is connect with valve stem nut (13), dust cap (11) setting is above handwheel (12) and passes through screw thread and valve stem nut (13) phase
Connection, flange bracket (14) are axially rotatably assorted with valve stem nut (13), and flange bracket (14) passes through column (16) and bonnet,
(4) it is connected, the flap component includes: import flap (17), outlet flap (18) and lifting disk (19), in the inlet valve
It is respectively arranged with mounting groove in valve (17) and outlet flap (18), the upper center of the lifting disk (19) is connected with valve rod (7)
It connects, is symmetrically arranged in the lower end two sides of the lifting disk (19) and is connect head (20) with the mutually matched T-type of mounting groove, it is described
Two T-type connections head (20) are fixed in mounting groove and import flap (17) and outlet flap by flap nut (21) respectively
(18) it is fixedly connected, spare import flap (22) is provided in the intake channel (2) of import flap (17) lower end, in institute
It states in the exit passageway (3) of outlet flap (18) lower end and is provided with alternate outlets flap (23), in the spare import flap
(22) and in the bottom flange (5) of alternate outlets flap (23) lower end it is respectively arranged with sliding slot (24), the spare import flap
(22) it is slidably arranged in sliding slot (24) by traveller (25) with alternate outlets flap (23), is divided in the sliding slot (24) respectively
It is not provided with spring (26), upper end and the traveller (25) of the spring (26) offset, the lower end of the spring (26) and bottom flange
(5) it offsets, is provided on the valve body (1) between the intake channel (2) and valve chamber (6) and cooperates with import flap (17)
Upper inlet valve seat (27) and with the mutually matched lower inlet valve seat (28) of spare import flap (22), in the exit passageway
(3) it is provided on the valve body (1) between valve chamber (6) and outlet flap (18) mutually matched upper outlet valve seat (29) He Yubei
With flap (23) mutually matched lower outlet valve seat (30) is exported, in the spare import flap (22) and alternate outlets flap
(23) upper end is respectively arranged with T-type supporting rib (31), sets respectively in the import flap (1) and the lower end for exporting flap (18)
It is equipped with and the mutually matched card slot in supporting rib (31) head (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810050196.3A CN110056662A (en) | 2018-01-18 | 2018-01-18 | Special stop valve for chlorine gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810050196.3A CN110056662A (en) | 2018-01-18 | 2018-01-18 | Special stop valve for chlorine gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110056662A true CN110056662A (en) | 2019-07-26 |
Family
ID=67315195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810050196.3A Pending CN110056662A (en) | 2018-01-18 | 2018-01-18 | Special stop valve for chlorine gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110056662A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217703A (en) * | 2021-05-14 | 2021-08-06 | 江苏盛丰机械科技有限公司 | Quick-release safety control mechanism for valve body |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096999A (en) * | 2006-06-26 | 2008-01-02 | 贵州精高电力物资有限公司 | Double-core double-seat wash-free stop valve |
| CN102966744A (en) * | 2012-11-28 | 2013-03-13 | 江苏鼎晟阀门有限公司 | Chlorine stop valve |
-
2018
- 2018-01-18 CN CN201810050196.3A patent/CN110056662A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096999A (en) * | 2006-06-26 | 2008-01-02 | 贵州精高电力物资有限公司 | Double-core double-seat wash-free stop valve |
| CN102966744A (en) * | 2012-11-28 | 2013-03-13 | 江苏鼎晟阀门有限公司 | Chlorine stop valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217703A (en) * | 2021-05-14 | 2021-08-06 | 江苏盛丰机械科技有限公司 | Quick-release safety control mechanism for valve body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190726 |