CN107606198A - A kind of safety valve - Google Patents
A kind of safety valve Download PDFInfo
- Publication number
- CN107606198A CN107606198A CN201710647980.8A CN201710647980A CN107606198A CN 107606198 A CN107606198 A CN 107606198A CN 201710647980 A CN201710647980 A CN 201710647980A CN 107606198 A CN107606198 A CN 107606198A
- Authority
- CN
- China
- Prior art keywords
- work nest
- fixed frame
- bull stick
- inserted link
- siphunculus
- 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.)
- Granted
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Abstract
The present invention relates to a kind of valve, more particularly to a kind of safety valve.Concealed advantageously control system can be pinned the technical problem to be solved in the present invention is to provide a kind of, complicate control operation, enhancing control security while make the strong safety valve of valve fluid barrier effect.In order to solve the above-mentioned technical problem, the invention provides such a safety valve, siphunculus etc. is included；Siphunculus roof is provided with through hole, and work nest is provided with the top of siphunculus, and work nest is located at the top of through hole, and blocking device is provided with work nest, and work nest lower right is provided with bolt plug device, and bolt plug device coordinates with blocking device.Invention achieves concealed advantageously can pin control system, make control operation complication, strengthen control security while make the strong effect of valve fluid barrier effect.
Description
Technical field
The present invention relates to a kind of valve, more particularly to a kind of safety valve.
Background technology
Valve is the control unit in fluid delivery system, has cut-off, regulation, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting
Or the function such as overflow pressure relief.
For the valve of fluid control systems, from simplest stop valve into extremely complex robot control system(RCS) it is used each
Kind valve, its kind and specification are quite various.Valve can be used for controlling empty gas and water, steam, various Korrosionsmediums, mud, oil
The flowing of all kinds fluid such as product, liquid metal and radiating medium.Valve is also divided into cast iron valve, cast-steel valve according to material
Door, stainless valve, chrome-molybdenum steel valve, Chrominm-molybdenum-vanadium steel valve, dual phase steel valve, Plastic valve, nonstandard customized valve etc..
Present valve operation control is simple, and operational control is easily pernicious using controlling by people outside, is unfavorable for
Fluid delivery safety is stable, therefore needs research and development one kind badly and concealed advantageously can pin control system, makes control operation complicated
Change, strengthen control security, while make the strong safety valve of valve fluid barrier effect.
The content of the invention
(1) technical problems to be solved
The present invention is simple in order to overcome present valve operation control, and operational control is easily pernicious by people outside
Using control, it is unfavorable for the shortcomings that fluid delivery safety is stable, can be with hidden the technical problem to be solved in the present invention is to provide one kind
It is secret that advantageously control system is pinned, complicates control operation, strengthens control security while makes valve fluid barrier effect
Strong safety valve.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides such a safety valve, siphunculus, work are included
Groove, bolt plug device and blocking device, siphunculus roof are provided with through hole, are provided with work nest at the top of siphunculus, work nest is located at through hole
Top, be provided with blocking device in work nest, work nest lower right is provided with bolt plug device, and bolt plug device is matched somebody with somebody with blocking device
Close.
Preferably, bolt plug device includes inserted link, fixed frame and bull stick, and work nest right wall is provided with moving hole, work nest
Right side is provided with fixed frame, and bull stick is provided with fixed frame, is provided with inserted link on the left of bull stick, inserted link passes through moving hole.
Preferably, blocking device includes plug, L supports, nut, bearing block, screw mandrel, rotating shaft, rotating disk and turning handle, work
Groove top wall is provided with bearing block, and rotating shaft is provided with bearing block, and rotating shaft top is provided with rotating disk, is symmetrical arranged at left and right sides of rotating disk
There is turning handle, rotating shaft bottom is provided with screw mandrel, and nut is provided with screw mandrel, and nut coordinates with screw mandrel, is symmetrically set at left and right sides of nut
L supports are equipped with, L supports bottom is provided with plug, aperture is provided with the L supports on right side.
Preferably, also include spring, movable plate, connecting rod and block, be provided with movable plate on the right side of work nest, block is located at
In fixed frame, spring is connected between block and work nest right side, inserted link passes through spring, pilot hole is provided with movable plate, inserts
Bar passes through pilot hole, and bull stick left side both up and down is provided with connecting rod, and connecting rod left end is provided with block, fixed frame roof and bottom wall
Groove is provided with, groove is between bull stick.
Preferably, also include covering, draw ring and drawstring, covering is provided with the right side of fixed frame, cover right side and be provided with drawing
Ring, draw ring right side are provided with drawstring, and drawstring end on the right side of work nest with being connected.
Preferably, foam-rubber cushion is also included, turning handle periphery is provided with foam-rubber cushion, and foam-rubber cushion is vertically set on turning handle periphery.
Operation principle：Siphunculus is used for working fluid.When needing Open valve to release, people manually boots blocking device, makes
It is opened, and after a period of time, is closed blocking device, is stopped releasing, and now, starts bolt plug device, it is fixed blocking device,
Prevent people from arbitrarily starting, can so play a part of protecting valve simultaneously.
Because bolt plug device includes inserted link, fixed frame and bull stick, work nest right wall is provided with moving hole, work nest right side
Fixed frame is provided with, bull stick is provided with fixed frame, inserted link is provided with the left of bull stick, inserted link passes through moving hole, so when needs
When blocking device is fixed, people promotes bull stick and inserted link by moving hole, to be inserted into blocking device to the left to left movement, inserted link
It is interior, blocking device can so be fixed, valve is safely opened and closed.
Because blocking device includes plug, L supports, nut, bearing block, screw mandrel, rotating shaft, rotating disk and turning handle, work nest
Roof is provided with bearing block, and rotating shaft is provided with bearing block, and rotating shaft top is provided with rotating disk, is symmetrically arranged with left and right sides of rotating disk
Turning handle, rotating shaft bottom are provided with screw mandrel, and nut is provided with screw mandrel, and nut coordinates with screw mandrel, is symmetrical arranged at left and right sides of nut
There are L supports, L supports bottom is provided with plug, aperture is provided with the L supports on right side, and initially, plug is located in siphunculus, plays
Stop the effect of siphunculus fluid, so when needing opening siphunculus to release, manually rotate counterclockwise turning handle, rotating disk is turned counterclockwise
Dynamic, screw mandrel rotates counterclockwise therewith, and nut moves upwards with upward motion, drive L supports, plug is moved upwards, one section
After time, people stops operating turning handle, and when that need not release, people rotates clockwise turning handle, and rotating disk is with rotating clockwise, together
Reason, nut move downward, and plug moves downward, and inject in siphunculus, continue hinder fluid flow, and inserted link coordinates with aperture, works as plug
When son is in siphunculus, people, which injects plug in aperture, can fix blocking device.
Because also including spring, movable plate, connecting rod and block, movable plate is provided with the right side of work nest, block is positioned at solid
Determine inframe, be connected with spring between block and work nest right side, inserted link passes through spring, pilot hole, inserted link are provided with movable plate
Through pilot hole, both up and down is provided with connecting rod on the left of bull stick, and connecting rod left end is provided with block, and fixed frame roof and bottom wall are equal
Set fluted, groove is between bull stick, so when inserted link is inserted into aperture, people's spring-compressed, block is by movable plate
Withstood with spring, now, people rotates bull stick, and bull stick is turned in groove, and bull stick is fixed in fixed frame, when needs will be inserted
Bar from blocking device extract when, people rotate bull stick, when bull stick produces out of groove, spring elastic force effect under, movable plate
Move right, promote bull stick to move right, drive inserted link to move right, it is extracted out out of aperture.
Because also including covering, draw ring and drawstring, covering is provided with the right side of fixed frame, right side is covered and is provided with draw ring,
Drawstring is provided with the right side of draw ring, drawstring end on the right side of work nest with being connected, so the effect for blocking fixed frame can be started by covering,
Prevent bolt plug device from exposing, while fixed frame dust stratification can be prevented, drawstring starts the fixed effect covered, and draw ring can facilitate people
Take covering.
Because also including foam-rubber cushion, turning handle periphery is provided with foam-rubber cushion, and foam-rubber cushion is vertically set on turning handle periphery, sponge
Pad is soft, and friction is big, so when people rotates turning handle, human hand is not easy to skid, and is not easy injury.
(3) beneficial effect
Invention achieves concealed advantageously can pin control system, complicate control operation, enhancing control peace
Quan Xing while make the strong effect of valve fluid barrier effect, the present apparatus is fixed blocking device using bolt plug device, prevents other people
Pernicious control valve, while make blocking device stablizing effect more preferable, the barrier effect of convection body is stronger.
Brief description of the drawings
Fig. 1 is the main structure diagram of the present invention.
Fig. 2 is the main structure diagram of the bolt plug device of the present invention.
Fig. 3 is the main structure diagram of the blocking device of the present invention.
Fig. 4 is the first part main structure diagram of the present invention.
Fig. 5 is the right side structural representation of the present invention.
Fig. 6 is second of part main structure diagram of the present invention.
Fig. 7 is the third part main structure diagram of the present invention.
Mark in accompanying drawing for：1- siphunculus, 2- through holes, 3- work nests, 4- bolt plug devices, 41- inserted links, 42- moving hole,
43- fixed frames, 44- bull sticks, 5- blocking devices, 51- plugs, 52- apertures, 53-L supports, 54- nuts, 55- bearing blocks, 56- silks
Bar, 57- rotating shafts, 58- rotating disks, 59- turning handles, 6- springs, 7- movable plates, 8- pilot holes, 9- grooves, 10- connecting rods, 11- blocks,
12- is covered, 13- draw rings, 14- drawstrings, 15- foam-rubber cushions.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
A kind of safety valve, as shown in figs. 1-7, include siphunculus 1, work nest 3, bolt plug device 4 and blocking device 5,
The roof of siphunculus 1 is provided with through hole 2, and the top of siphunculus 1 is provided with work nest 3, and work nest 3 is located at the top of through hole 2, in work nest 3
Blocking device 5 is provided with, the lower right of work nest 3 is provided with bolt plug device 4, and bolt plug device 4 coordinates with blocking device 5.
Embodiment 2
A kind of safety valve, as shown in figs. 1-7, include siphunculus 1, work nest 3, bolt plug device 4 and blocking device 5,
The roof of siphunculus 1 is provided with through hole 2, and the top of siphunculus 1 is provided with work nest 3, and work nest 3 is located at the top of through hole 2, in work nest 3
Blocking device 5 is provided with, the lower right of work nest 3 is provided with bolt plug device 4, and bolt plug device 4 coordinates with blocking device 5.
Bolt plug device 4 includes inserted link 41, fixed frame 43 and bull stick 44, and the right wall of work nest 3 is provided with moving hole 42, work
The right side of groove 3 is provided with fixed frame 43, and bull stick 44 is provided with fixed frame 43, and the left side of bull stick 44 is provided with inserted link 41, and inserted link 41 is worn
Cross moving hole 42.
Embodiment 3
A kind of safety valve, as shown in figs. 1-7, include siphunculus 1, work nest 3, bolt plug device 4 and blocking device 5,
The roof of siphunculus 1 is provided with through hole 2, and the top of siphunculus 1 is provided with work nest 3, and work nest 3 is located at the top of through hole 2, in work nest 3
Blocking device 5 is provided with, the lower right of work nest 3 is provided with bolt plug device 4, and bolt plug device 4 coordinates with blocking device 5.
Bolt plug device 4 includes inserted link 41, fixed frame 43 and bull stick 44, and the right wall of work nest 3 is provided with moving hole 42, work
The right side of groove 3 is provided with fixed frame 43, and bull stick 44 is provided with fixed frame 43, and the left side of bull stick 44 is provided with inserted link 41, and inserted link 41 is worn
Cross moving hole 42.
Blocking device 5 includes plug 51, L supports 53, nut 54, bearing block 55, screw mandrel 56, rotating shaft 57, the and of rotating disk 58
Turning handle 59, the roof of work nest 3 are provided with bearing block 55, and rotating shaft 57 is provided with bearing block 55, and the top of rotating shaft 57 is provided with rotating disk
58, the left and right sides of rotating disk 58 is symmetrically arranged with turning handle 59, and the bottom of rotating shaft 57 is provided with screw mandrel 56, nut is provided with screw mandrel 56
54, nut 54 coordinates with screw mandrel 56, and the left and right sides of nut 54 is symmetrically arranged with L supports 53, and the bottom of L supports 53 is provided with plug
51, aperture 52 is provided with the L supports 53 on right side.
Embodiment 4
A kind of safety valve, as shown in figs. 1-7, include siphunculus 1, work nest 3, bolt plug device 4 and blocking device 5,
The roof of siphunculus 1 is provided with through hole 2, and the top of siphunculus 1 is provided with work nest 3, and work nest 3 is located at the top of through hole 2, in work nest 3
Blocking device 5 is provided with, the lower right of work nest 3 is provided with bolt plug device 4, and bolt plug device 4 coordinates with blocking device 5.
Bolt plug device 4 includes inserted link 41, fixed frame 43 and bull stick 44, and the right wall of work nest 3 is provided with moving hole 42, work
The right side of groove 3 is provided with fixed frame 43, and bull stick 44 is provided with fixed frame 43, and the left side of bull stick 44 is provided with inserted link 41, and inserted link 41 is worn
Cross moving hole 42.
Blocking device 5 includes plug 51, L supports 53, nut 54, bearing block 55, screw mandrel 56, rotating shaft 57, the and of rotating disk 58
Turning handle 59, the roof of work nest 3 are provided with bearing block 55, and rotating shaft 57 is provided with bearing block 55, and the top of rotating shaft 57 is provided with rotating disk
58, the left and right sides of rotating disk 58 is symmetrically arranged with turning handle 59, and the bottom of rotating shaft 57 is provided with screw mandrel 56, nut is provided with screw mandrel 56
54, nut 54 coordinates with screw mandrel 56, and the left and right sides of nut 54 is symmetrically arranged with L supports 53, and the bottom of L supports 53 is provided with plug
51, aperture 52 is provided with the L supports 53 on right side.
Also include spring 6, movable plate 7, connecting rod 10 and block 11, the right side of work nest 3 is provided with movable plate 7, block 11
In fixed frame 43, spring 6 is connected between block 11 and the right side of work nest 3, inserted link 41 passes through spring 6, set on movable plate 7
Pilot hole 8 is equipped with, inserted link 41 passes through pilot hole 8, and the left side both up and down of bull stick 44 is provided with connecting rod 10, and the left end of connecting rod 10 is set
There is block 11, the roof of fixed frame 43 and bottom wall are provided with groove 9, and groove 9 is between bull stick 44.
Also include covering 12, draw ring 13 and drawstring 14, the right side of fixed frame 43 is provided with covering 12, covers 12 right sides and sets
There is draw ring 13, the right side of draw ring 13 is provided with drawstring 14, and the end of drawstring 14 is connected with the right side of work nest 3.
Also include foam-rubber cushion 15, the periphery of turning handle 59 is provided with foam-rubber cushion 15, and foam-rubber cushion 15 is vertically set on outside turning handle 59
Enclose.
Operation principle：Siphunculus 1 is used for working fluid.When needing Open valve to release, people manually boots blocking device 5,
Make its opening, after a period of time, close blocking device 5, stop releasing, now, start bolt plug device 4, to it by blocking device 5
It is fixed, prevent people from arbitrarily starting, can so play a part of protecting valve simultaneously.
Because bolt plug device 4 includes inserted link 41, fixed frame 43 and bull stick 44, the right wall of work nest 3 is provided with moving hole 42,
The right side of work nest 3 is provided with fixed frame 43, and bull stick 44 is provided with fixed frame 43, and the left side of bull stick 44 is provided with inserted link 41, inserted link
41 pass through moving hole 42, so when needing to fix blocking device 5, people promotes bull stick 44 and inserted link 41 to left movement, inserted link
41, to the left by moving hole 42, are inserted into blocking device 5, can so fix blocking device 5, valve is safely beaten
It is open and close.
Because blocking device 5 includes plug 51, L supports 53, nut 54, bearing block 55, screw mandrel 56, rotating shaft 57, rotating disk
58 and turning handle 59, the roof of work nest 3 be provided with bearing block 55, rotating shaft 57 is provided with bearing block 55, the top of rotating shaft 57 is provided with
Rotating disk 58, the left and right sides of rotating disk 58 are symmetrically arranged with turning handle 59, and the bottom of rotating shaft 57 is provided with screw mandrel 56, spiral shell is provided with screw mandrel 56
Mother 54, nut 54 coordinates with screw mandrel 56, and the left and right sides of nut 54 is symmetrically arranged with L supports 53, and the bottom of L supports 53 is provided with plug
51, aperture 52 is provided with the L supports 53 on right side, and initially, plug 51 is located in siphunculus 1, plays the work for stopping the fluid of siphunculus 1
With, thus when need open siphunculus 1 release when, manually rotate counterclockwise turning handle 59, rotate counterclockwise rotating disk 58, screw mandrel 56 with
Rotate counterclockwise, nut 54 is driven L supports 53 to move upwards, plug 51 is moved upwards with upward motion, a period of time
Afterwards, people stops operating turning handle 59, and when that need not release, people rotates clockwise turning handle 59, and rotating disk 58 is with rotating clockwise, together
Reason, nut 54 move downward, and plug 51 moves downward, and inject in siphunculus 1, continue hinder fluid flow, inserted link 41 and aperture 52
Coordinate, when plug 51 is located in siphunculus 1, people, which injects plug 51, can fix blocking device 5 in aperture 52.
Because also including spring 6, movable plate 7, connecting rod 10 and block 11, the right side of work nest 3 is provided with movable plate 7, keeps off
Block 11 is located in fixed frame 43, is connected with spring 6 between block 11 and the right side of work nest 3, inserted link 41 passes through spring 6, movable plate 7
On be provided with pilot hole 8, inserted link 41 passes through pilot hole 8, and the left side both up and down of bull stick 44 is provided with connecting rod 10, the left end of connecting rod 10
Block 11 is provided with, the roof of fixed frame 43 and bottom wall are provided with groove 9, and groove 9 is between bull stick 44, so working as inserted link 41
When being inserted into aperture 52, people's spring 6 compresses, and block 11 withstands movable plate 7 and spring 6, and now, people rotates bull stick 44, turns
Bar 44 is turned in groove 9, and bull stick 44 is fixed in fixed frame 43, when needing to extract inserted link 41 from blocking device 5,
People rotates bull stick 44, and when bull stick 44 produces out of groove 9, under the elastic force effect of spring 6, movable plate 7 moves right, and promotes
Bull stick 44 moves right, and drives inserted link 41 to move right, and it is extracted out out of aperture 52.
Because also including covering 12, draw ring 13 and drawstring 14, the right side of fixed frame 43 is provided with covering 12, covers 12 right sides
Draw ring 13 is provided with, the right side of draw ring 13 is provided with drawstring 14, and the end of drawstring 14 is connected with the right side of work nest 3, can so covering 12
To start the effect for blocking fixed frame 43, prevent bolt plug device 4 from exposing, while the dust stratification of fixed frame 43 can be prevented, drawstring 14 opens
It is dynamic fixed cover 12 effect, draw ring 13 can facilitate people and take covering 12.
Because also including foam-rubber cushion 15, the periphery of turning handle 59 is provided with foam-rubber cushion 15, and foam-rubber cushion 15 is vertically set on turning handle
59 peripheries, foam-rubber cushion 15 is soft, and friction is big, so when people rotates turning handle 59, human hand is not easy to skid, and is not easy injury.
Embodiment described above only expresses the preferred embodiment of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations can also be made, improves and substitutes, these belong to this hair
Bright protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (6)
1. a kind of safety valve, it is characterised in that include siphunculus (1), work nest (3), bolt plug device (4) and blocking device
(5), siphunculus (1) roof is provided with through hole (2), is provided with work nest (3) at the top of siphunculus (1), work nest (3) is located at through hole (2)
Top, is provided with blocking device (5) in work nest (3), work nest (3) lower right is provided with bolt plug device (4), bolt plug device
(4) coordinate with blocking device (5).
A kind of 2. safety valve according to claim 1, it is characterised in that bolt plug device (4) include inserted link (41),
Fixed frame (43) and bull stick (44), work nest (3) right wall are provided with moving hole (42), fixed frame are provided with the right side of work nest (3)
(43) bull stick (44), is provided with fixed frame (43), is provided with inserted link (41) on the left of bull stick (44), inserted link (41) passes through moving hole
(42)。
A kind of 3. safety valve according to claim 2, it is characterised in that blocking device (5) include plug (51),
L supports (53), nut (54), bearing block (55), screw mandrel (56), rotating shaft (57), rotating disk (58) and turning handle (59), work nest (3)
Roof is provided with bearing block (55), and rotating shaft (57) is provided with bearing block (55), and rotating shaft (57) top is provided with rotating disk (58), turns
Turning handle (59) is symmetrically arranged with left and right sides of disk (58), rotating shaft (57) bottom is provided with screw mandrel (56), and screw mandrel is provided with (56)
Nut (54), nut (54) coordinate with screw mandrel (56), and L supports (53), L supports (53) are symmetrically arranged with left and right sides of nut (54)
Bottom is provided with plug (51), and aperture (52) is provided with the L supports (53) on right side.
A kind of 4. safety valve according to claim 3, it is characterised in that also include spring (6), movable plate (7),
Connecting rod (10) and block (11), work nest (3) right side are provided with movable plate (7), and block (11) is located in fixed frame (43), block
(11) spring (6) is connected between work nest (3) right side, inserted link (41) passes through spring (6), is provided with and leads on movable plate (7)
To hole (8), inserted link (41) passes through pilot hole (8), and bull stick (44) left side both up and down is provided with connecting rod (10), and connecting rod (10) is left
End is provided with block (11), and fixed frame (43) roof and bottom wall are provided with groove (9), and groove (9) is located between bull stick (44).
5. a kind of safety valve according to claim 4, it is characterised in that also include covering (12), draw ring (13)
With drawstring (14), fixed frame (43) right side is provided with covering (12), covers and draw ring (13) is provided with the right side of (12), and draw ring (13) is right
Side is provided with drawstring (14), and drawstring (14) end on the right side of work nest (3) with being connected.
6. a kind of safety valve according to claim 5, it is characterised in that also include foam-rubber cushion (15), turning handle
(59) periphery is provided with foam-rubber cushion (15), and foam-rubber cushion (15) is vertically set on turning handle (59) periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710647980.8A CN107606198B (en) | 2017-08-01 | 2017-08-01 | A kind of safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710647980.8A CN107606198B (en) | 2017-08-01 | 2017-08-01 | A kind of safety valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107606198A true CN107606198A (en) | 2018-01-19 |
| CN107606198B CN107606198B (en) | 2019-04-16 |
Family
ID=61064017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710647980.8A Active CN107606198B (en) | 2017-08-01 | 2017-08-01 | A kind of safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107606198B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003370A (en) * | 2019-12-01 | 2020-04-14 | 徐州海天石化有限公司 | Lubricating oil storage tank |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5694970A (en) * | 1996-12-12 | 1997-12-09 | Staranchuk; George P. | Safety valve for water supply system |
| CN2490383Y (en) * | 2001-08-02 | 2002-05-08 | 宋天全 | Locking device for valve |
| CN201031964Y (en) * | 2007-04-09 | 2008-03-05 | 刘焕保 | Plunger piston dual-purpose lock controlled valve |
| CN203176523U (en) * | 2013-01-28 | 2013-09-04 | 苏州宇东暖通技术有限公司 | Valve with stop pin |
| CN205047873U (en) * | 2015-09-21 | 2016-02-24 | 浙江纽沃阀门有限公司 | Anti -misoperation gate valve |
-
2017
- 2017-08-01 CN CN201710647980.8A patent/CN107606198B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5694970A (en) * | 1996-12-12 | 1997-12-09 | Staranchuk; George P. | Safety valve for water supply system |
| CN2490383Y (en) * | 2001-08-02 | 2002-05-08 | 宋天全 | Locking device for valve |
| CN201031964Y (en) * | 2007-04-09 | 2008-03-05 | 刘焕保 | Plunger piston dual-purpose lock controlled valve |
| CN203176523U (en) * | 2013-01-28 | 2013-09-04 | 苏州宇东暖通技术有限公司 | Valve with stop pin |
| CN205047873U (en) * | 2015-09-21 | 2016-02-24 | 浙江纽沃阀门有限公司 | Anti -misoperation gate valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003370A (en) * | 2019-12-01 | 2020-04-14 | 徐州海天石化有限公司 | Lubricating oil storage tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107606198B (en) | 2019-04-16 |
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Effective date of registration: 20190321 Address after: 529222 No. 20, No. 9 Road, Changlong Industrial Zone, Sijiu Town, Taishan City, Jiangmen City, Guangdong Province Applicant after: Yixun (Taishan) Metal Products Co., Ltd. Address before: 239200 Fuxing Village 56, Shun Shan town, Lai An county, Chuzhou, Anhui Applicant before: Chen Yubao |
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