CN208651661U - A kind of high sealing anti-clogging shut-off valve peculiar to vessel - Google Patents
A kind of high sealing anti-clogging shut-off valve peculiar to vessel Download PDFInfo
- Publication number
- CN208651661U CN208651661U CN201820600181.5U CN201820600181U CN208651661U CN 208651661 U CN208651661 U CN 208651661U CN 201820600181 U CN201820600181 U CN 201820600181U CN 208651661 U CN208651661 U CN 208651661U
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- China
- Prior art keywords
- valve
- spring
- deck
- valve rod
- filter screen
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- Expired - Fee Related
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Abstract
The utility model provides a kind of high sealing anti-clogging shut-off valve peculiar to vessel, including valve body, valve deck, valve rod, handwheel, valve stem nut, gland, airtight and watertight padding, seal receptacle, flap, valve seat, elastic sealing element, cyclic spring sealing block, spring, first filter screen and anti-blocking plug assembly, water inlet is provided in valve body, water outlet and flow-through opening, valve deck is arranged on valve body, flap is fixed at the lower end of valve rod, valve stem nut is set on valve rod, valve stem nut is fixedly mounted in valve deck, airtight and watertight padding and seal receptacle are arranged between valve rod and valve deck, gland is set on valve rod, gland lower end is in contact with airtight and watertight padding, valve seat is arranged in flow-through opening, installation groove is provided on valve seat, spring and Annular elastomeric seals are arranged in installation groove, spring one end is connect with valve seat, the other end and annular Elastic sealing element connection.The utility model has the beneficial effects that improving sealing effect, prevent biggish sundries from entering in valve body.
Description
Technical field
The utility model relates to marine valve fields, more particularly, to a kind of high sealing anti-clogging shut-off valve peculiar to vessel.
Background technique
Shut-off valve is also known as pipe valve valve, belongs to forced seal formula valve, so when valve is closed, it is necessary to apply to flap and press
Power is not leaked with forced seal face.Shut-off valve is the common valve in valve especially marine valve field, to pipeline where it
In medium play the important function of cutting and throttling.It is by applying torque to valve rod that it, which is sealed, and valve rod is in the axial direction
Apply pressure to flap, fit closely valve clack sealing surface with sealing surface of seat, gap of the medium between sealing surface is prevented to let out
Leakage.
Since the sundries in pipeline is more, sundries blocks shut-off valve, makes to people with flowing into inside shut-off valve
With bringing big inconvenience, and influence service life;And overwhelming majority shut-off valves all there is leakproofness bad, valve now
There is the drawbacks of leakage after being closed between seat and flap, big inconvenience can be caused to using in this way, caused damages, influences work effect
Rate.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the prior arts provides a kind of high sealing anti-clogging cut-off peculiar to vessel
Valve can be improved sealing effect, and biggish sundries is effectively prevent to enter in valve body.
In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of high sealing anti-clogging peculiar to vessel section
Only valve, including valve body, valve deck, valve rod, handwheel, valve stem nut, gland, airtight and watertight padding, seal receptacle, flap, valve seat, elasticity
Sealing element, cyclic spring sealing block, spring, the first filter screen and anti-blocking plug assembly are provided with water inlet, water outlet in the valve body
Mouth and flow-through opening, the water inlet and the water outlet are connected by the flow-through opening, and the valve deck is arranged described
On valve body, the valve deck and the valve body are connected with each other by the first bolt and nut component, and the valve rod is arranged in the valve deck
In the valve body, the upper end of the valve rod is arranged in the handwheel, and the flap is fixed at the lower end of the valve rod, institute
It states valve stem nut to be set on the valve rod, the valve stem nut is fixedly mounted in the valve deck, the airtight and watertight padding and institute
It states seal receptacle to be arranged between the valve rod and the valve deck, the gland is set on the valve rod, the filler pressure
Lid lower end is in contact with the airtight and watertight padding, and the gland is connected with the valve deck by the second bolt and nut component,
The valve seat is arranged in the flow-through opening, and installation groove, the spring and the cyclic spring are provided on the valve seat
Sealing element is arranged in the installation groove, and the spring one end is connect with the valve seat, and the other end and the cyclic spring are close
Sealing connection, the elastic sealing element are fixed on the flap, and the elastic sealing element is matched with the installation groove
Setting, first filter screen are arranged in the water inlet, and the water inlet is provided with circulation passage, the anti-clogging group
Part is arranged in the circulation passage, and the anti-blocking plug assembly includes the second filter screen, third filter screen, limited block, stops ball
And compressed spring, second filter screen and the third filter screen are successively set on the input end of the circulation passage, described
Limited block is fixed in the circulation passage, and described compressed spring one end is fixedly mounted on the limited block, the other end
It is connected with the blocking ball.
Further, the limited block is provided with 4, and 4 limited blocks are evenly distributed on the upper of the circulation passage
End and lower end, the blocking ball and the compressed spring are arranged between 4 limited blocks.
Further, the flap lower end surface is in circular conical surface, and the valve seat inner face is in that the tapered surface being adapted to is sealed with it.
Further, the end of the elastic sealing element is in smooth arc surface.
Compared with prior art, the utility model has the advantages and positive effects of:
1, by the first filter screen of setting, the second filter screen, third filter screen, limited block, stop ball and compressed spring,
Biggish sundries can be effectively prevent to enter in valve body, and avoid out by the way that circulation passage is arranged when blockage phenomenon
The problem of existing blocking medium cannot be introduced into valve body.
2, by the elastic sealing element of setting, cyclic spring sealing block and spring, the sealing effect of valve body is improved, and
It wears small, increases service life.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram;
Fig. 2 is the utility model A partial enlargement diagram;
Fig. 3 is the utility model B partial enlargement diagram.
In figure:
1, valve body 2, water inlet 3, the first filter screen
4, anti-blocking plug assembly 5, valve deck 6, valve rod
7, valve stem nut 8, handwheel 9, the second bolt and nut component
10, gland 11, airtight and watertight padding 12, seal receptacle
13, the first bolt and nut component 14, water outlet 15, valve seat
16, installation groove 17, flow-through opening 18, cyclic spring sealing block
19, elastic sealing element 20, spring 21, flap
22, input end 23, the second filter screen 24, third filter screen
25, circulation passage 26, limited block 27, blocking ball
28, compressed spring
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and specific implementation
The utility model is described in further detail for mode.Obviously, described embodiment is only one of the utility model
Divide embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
The every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.It should be noted that
For purposes of clarity, attached drawing and explanation in be omitted it is unrelated with the utility model, known to persons of ordinary skill in the art
The expression and description of component and processing.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
As shown in Figure 1 to Figure 3, the present embodiment provides a kind of high sealing anti-clogging shut-off valves peculiar to vessel, including valve body 1, valve deck
5, valve rod 6, handwheel 8, valve stem nut 7, gland 10, airtight and watertight padding 11, seal receptacle 12, flap 21, valve seat 15, elastic packing
Part 19, cyclic spring sealing block 18, spring 20, the first filter screen 3 and anti-blocking plug assembly 4, be provided in valve body 1 water inlet 2,
Water outlet 14 and flow-through opening 17, water inlet 2 and water outlet 14 are connected by flow-through opening 17, and valve deck 5 is arranged in valve body 1
On, valve deck 5 and valve body 1 are connected with each other by the first bolt and nut component 13, and valve rod 6 is arranged in valve deck 5 and valve body 1, handwheel 8
The upper end of valve rod 6 is set, and flap 21 is fixed at the lower end of valve rod 6, and valve stem nut 7 is set on valve rod 6, valve stem nut
7 are fixedly mounted in valve deck 5, and airtight and watertight padding 11 and seal receptacle 12 are arranged between valve rod 6 and valve deck 5, and gland 10 is arranged
On valve rod 6,10 lower end of gland is in contact with airtight and watertight padding 11, and gland 10 and valve deck 5 pass through the second bolt and nut
Component 9 is connected, and valve seat 15 is arranged in flow-through opening 17, and installation groove 16, spring 20 and annular elastomeric are provided on valve seat 15
Property sealing element 19 be arranged in installation groove 16,20 one end of spring is connect with valve seat 15, the other end and Annular elastomeric seals 19
Connection, elastic sealing element 19 are fixed on flap 21, and elastic sealing element 19 matches setting, the first filtering with installation groove 16
Net 3 is arranged at water inlet 2, and circulation passage 25 is provided at water inlet 2, and anti-blocking plug assembly 4 is arranged in circulation passage 25, prevents
Plug assembly 4 includes the second filter screen 23, third filter screen 24, limited block 26, stops ball 27 and compressed spring 28, the second mistake
Strainer 23 and third filter screen 24 are successively set on the input end 22 of circulation passage 25, and it is logical that limited block 26 is fixed at circulation
In road 25,28 one end of compressed spring is fixedly mounted on limited block 26, and the other end is connected with ball 27 is stopped.
Limited block 26 is provided with 4, and 4 limited blocks 26 are evenly distributed on the top and bottom of circulation passage 25, stops ball
27 and compressed spring 28 be arranged between 4 limited blocks 26.
21 lower end surface of flap is in circular conical surface, and 15 inner face of valve seat is in that the tapered surface being adapted to is sealed with it.
The end of elastic sealing element 19 is in smooth arc surface.
The course of work of this example: when closing, rotation hand wheel 8, valve rod 6 moves down in valve stem nut 7, in valve rod 6
Drive lower Disc 21 move downward, during flap 21 moves down, elastic sealing element 19 enter installation groove 16 in
It is in contact with cyclic spring sealing block 18, squeezes spring 20, when 21 lower end surface of flap and the fitting of 15 inner face of valve seat, at this time
Spring 20 is compressed completely, and elastic sealing element 19, cyclic spring sealing block 18 and valve group form high sealing state, completes to close dynamic
Make, flow-through opening 17 is blocked.
When unlatching, rotation hand wheel 8, valve rod 6 moves up in valve stem nut 7, under the drive of valve deck 5, flap 21 to
Upper movement, elastic sealing element 19 are detached from from installation groove 16, and medium can flow to water outlet from water inlet 2 by flow-through opening 17
14。
After medium enters valve body 1, by the way that the first filter screen 3 of water inlet 2 is arranged in, biggish sundries can be effectively prevent
Into in valve body 1, when the first filter screen 3 blocks, medium enters stream by the second filter screen 23 and third filter screen 24
In circulation passage 25, at this point, stopping ball 27 by thrust backward, compressed spring 28 stops ball 27 to leave limited block 26, and circulation is logical
Road 25 circulates, and medium can enter in valve body 1 from circulation passage 25.
The beneficial effects of the utility model are: 1, by the first filter screen of setting, the second filter screen, third filter screen,
Limited block stops ball and compressed spring, and biggish sundries can be effectively prevent to enter in valve body, and by the way that circulation passage is arranged,
When blockage phenomenon, avoids and the problem of blocking medium cannot be introduced into valve body occur.
2, by the elastic sealing element of setting, cyclic spring sealing block and spring, the sealing effect of valve body is improved, and
It wears small, increases service life.
One or more embodiments of the utility model are described in detail above, but the content is only that this is practical
Novel preferred embodiment, should not be considered as limiting the scope of the present invention.It is all according to present utility model application model
All the changes and improvements made by enclosing etc., should still belong within the patent covering scope of the utility model.
Claims (4)
1. a kind of high sealing anti-clogging shut-off valve peculiar to vessel, it is characterised in that: including valve body, valve deck, valve rod, handwheel, valve stem nut,
Gland, airtight and watertight padding, seal receptacle, flap, valve seat, elastic sealing element, cyclic spring sealing block, spring, the first filter screen
With anti-blocking plug assembly, water inlet, water outlet and flow-through opening are provided in the valve body, the water inlet and the water outlet are logical
It crosses the flow-through opening to connect, the valve deck is arranged on the valve body, and the valve deck and the valve body pass through the first bolt
Nut assembly is connected with each other, and the valve rod is arranged in the valve deck and the valve body, and the valve rod is arranged in the handwheel
Upper end, the flap are fixed at the lower end of the valve rod, and the valve stem nut is set on the valve rod, the valve rod spiral shell
Mother is fixedly mounted in the valve deck, and the airtight and watertight padding and the seal receptacle are arranged between the valve rod and the valve deck,
The gland is set on the valve rod, and the gland lower end is in contact with the airtight and watertight padding, the filler pressure
Lid is connected with the valve deck by the second bolt and nut component, and the valve seat is arranged in the flow-through opening, the valve seat
On be provided with installation groove, the spring and the Annular elastomeric seals are arranged in the installation groove, the spring one
End is connect with the valve seat, and the other end is connect with the Annular elastomeric seals, and the elastic sealing element is fixed at described
On flap, the elastic sealing element matches setting with the installation groove, and first filter screen is arranged in the water inlet,
The water inlet is provided with circulation passage, and the anti-blocking plug assembly is arranged in the circulation passage, the anti-blocking plug assembly
Including the second filter screen, third filter screen, limited block, stop ball and compressed spring, second filter screen and the third mistake
Strainer is successively set on the input end of the circulation passage, and the limited block is fixed in the circulation passage, the pressure
Contracting spring one end is fixedly mounted on the limited block, and the other end is connected with the blocking ball.
2. high sealing anti-clogging shut-off valve peculiar to vessel according to claim 1, it is characterised in that: the limited block is provided with 4
A, 4 limited blocks are evenly distributed on the top and bottom of the circulation passage, and the blocking ball and the compressed spring are set
It sets between 4 limited blocks.
3. high sealing anti-clogging shut-off valve peculiar to vessel according to claim 1, it is characterised in that: the flap lower end surface is in circle
The conical surface, the valve seat inner face are in that the tapered surface being adapted to is sealed with it.
4. high sealing anti-clogging shut-off valve peculiar to vessel according to claim 1, it is characterised in that: the end of the elastic sealing element
End is in smooth arc surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820600181.5U CN208651661U (en) | 2018-04-25 | 2018-04-25 | A kind of high sealing anti-clogging shut-off valve peculiar to vessel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820600181.5U CN208651661U (en) | 2018-04-25 | 2018-04-25 | A kind of high sealing anti-clogging shut-off valve peculiar to vessel |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208651661U true CN208651661U (en) | 2019-03-26 |
Family
ID=65775972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820600181.5U Expired - Fee Related CN208651661U (en) | 2018-04-25 | 2018-04-25 | A kind of high sealing anti-clogging shut-off valve peculiar to vessel |
Country Status (1)
Country | Link |
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CN (1) | CN208651661U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114776813A (en) * | 2022-04-22 | 2022-07-22 | 江苏金晟元特种阀门股份有限公司 | Fluoroplastic full-lining stop valve |
-
2018
- 2018-04-25 CN CN201820600181.5U patent/CN208651661U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114776813A (en) * | 2022-04-22 | 2022-07-22 | 江苏金晟元特种阀门股份有限公司 | Fluoroplastic full-lining stop valve |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20210425 |
|
CF01 | Termination of patent right due to non-payment of annual fee |