CN217898835U - Nuclear engineering ventilation system cuts type isolating valve - Google Patents
Nuclear engineering ventilation system cuts type isolating valve Download PDFInfo
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- CN217898835U CN217898835U CN202222225272.4U CN202222225272U CN217898835U CN 217898835 U CN217898835 U CN 217898835U CN 202222225272 U CN202222225272 U CN 202222225272U CN 217898835 U CN217898835 U CN 217898835U
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- valve
- valve body
- fixed mounting
- ventilation system
- block
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- 238000009423 ventilation Methods 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims description 17
- 238000002955 isolation Methods 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000005728 strengthening Methods 0.000 claims description 6
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of the valve, especially, be a nuclear engineering ventilation system cuts type isolating valve, including the valve body, valve body one end is provided with the water inlet, the valve body other end is provided with the delivery port, valve body top fixed mounting has sealed valve gap, the inside valve block that is provided with of valve body, valve block top fixed mounting has the valve rod, valve rod top fixed mounting has the hand wheel, valve body inner wall bottom fixed mounting has the disk seat, the inside first seal groove that is provided with of disk seat, valve block one side is provided with sealed piece, the inside fixed mounting of valve body has spacing boss, be provided with the second seal groove on the spacing boss, the valve body upper surface is provided with anticorrosive wear-resistant layer. The utility model discloses a be provided with valve block, disk seat, first seal groove, spacing boss, sealed piece and second seal groove and cooperate the use, can effectively promote overall structure's sealing performance, prevent to take place easily in the use and leak and influence safe in utilization effect, the better long-term work of carrying on of being convenient for uses.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a nuclear engineering ventilation system cuts type isolating valve.
Background
With the development of nuclear industry, the nuclear power plant equipment is large in size, high in parameter, high in performance and reliability, the requirement on safety is higher and higher, a nuclear power valve is a large-scale and wide-area hydraulic device in the nuclear power plant, is connected with more than 300 systems of the whole nuclear power plant and is a key accessory for safe operation of the nuclear power plant, an isolation valve is commonly used in the nuclear power plant, belongs to a valve in a switch type and is only in an on state or an off state, and the isolation valve basically has a certain requirement on leakage level unlike a switch valve. The safety requirement is relatively higher than that of a switch valve, and the isolation requirement is extremely high because the switch valve is used in nuclear power.
The prior art has the following problems:
1. the existing cutoff type isolation valve of a nuclear engineering ventilation system has weaker structural strength of the whole device, is easily worn, corroded and damaged by the influence of external environment after long-time use, and is easily extruded, deformed and damaged by external acting force to influence the safe use effect;
2. the existing blocking type isolating valve of a nuclear engineering ventilation system has a single sealing structure, can easily cause poor sealing performance after long-time use, can cause poor use safety, and is inconvenient to better work for a long time for use.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a nuclear engineering ventilation system cuts type isolating valve has solved the overall arrangement structural strength that exists now and is more weak, receive external environment influence through long-time use and be easily damaged by wearing and tearing corrosion, receive external force simultaneously and be damaged by extrusion deformation easily, influence safe use effect, seal structure is more single, lead to the leakproofness relatively poor easily through long-time use, lead to the safety in utilization relatively poor, be not convenient for better carry out long-term work service problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a nuclear engineering ventilation system cuts type isolating valve, includes the valve body, valve body one end is provided with the water inlet, the valve body other end is provided with the delivery port, valve body top fixed mounting has sealed valve gap, the inside valve block that is provided with of valve body, valve block top fixed mounting has the valve rod, valve rod top fixed mounting has the hand wheel, valve body inner wall bottom fixed mounting has the disk seat, the inside first seal groove that is provided with of disk seat, valve block one side is provided with sealed piece, the inside fixed mounting of valve body has spacing boss, be provided with the second seal groove on the spacing boss, the valve body upper surface is provided with anticorrosive wearing layer, anticorrosive wearing layer one side is provided with anti extrusion layer, the inside fixed mounting of anti extrusion layer has the strengthening rib, anti extrusion layer one side is provided with the enhancement layer.
As a preferred technical scheme of the utility model, the water inlet is at the valve body both ends with the even symmetric distribution of delivery port, the water inlet is the same with delivery port size of a dimension.
As a preferred technical scheme of the utility model, sealed valve gap passes through fixing bolt and valve body fixed mounting.
As an optimal technical scheme of the utility model, valve block external diameter size and first seal groove internal diameter size looks adaptation, valve block is pegged graft with first seal groove activity.
As a preferred technical scheme of the utility model, sealed piece is provided with two, the even symmetric distribution of sealed piece is in valve piece both sides.
As an optimal technical scheme of the utility model, sealed piece external diameter size and second seal groove internal diameter size looks adaptation, sealed piece cup joints with the activity of second seal groove.
As an optimal technical scheme of the utility model, the strengthening rib is provided with a plurality of, the strengthening rib mainly makes for carbon steel material.
Compared with the prior art, the utility model provides a nuclear engineering ventilation system cuts type isolating valve possesses following beneficial effect:
1. this nuclear engineering ventilation system cuts type isolating valve cooperates the use through being provided with valve block, disk seat, first seal groove, spacing boss, sealed piece and second seal groove, can effectively promote overall structure's sealing performance, prevents to take place easily in the use and leaks and influence safe use effect, and the better long-term work of carrying on of being convenient for is used.
2. This nuclear engineering ventilation system cuts type isolating valve, through set up anticorrosive wearing layer on the valve body surface, can effectively promote its wear-resisting anticorrosive effect, prevent to be worn and torn the corrosion damage easily through long-time use outer wall, influence the result of use, use through being provided with anti extrusion layer and strengthening rib and cooperating, be convenient for promote overall structure's anti extrusion performance, prevent to receive external acting force and lead to the valve body to warp easily and damage the influence installation result of use, it cooperates the use to be provided with the enhancement layer simultaneously, be convenient for further promote holistic structural strength and barrier propterty, thereby improve overall structure's practicality.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic view of the valve body of the present invention;
fig. 4 is a schematic view of the three-dimensional structure of the present invention.
In the figure: 1. a valve body; 2. a water inlet; 3. a water outlet; 4. sealing the valve cover; 5. a valve block; 6. a valve stem; 7. a hand wheel; 8. a valve seat; 9. a first seal groove; 10. a sealing block; 11. a limiting boss; 12. a second seal groove; 13. an anti-corrosion wear-resistant layer; 14. an anti-extrusion layer; 15. reinforcing ribs; 16. and a reinforcing layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, in the present embodiment: the utility model provides a nuclear engineering ventilation system cuts type isolating valve, including valve body 1, 1 one end of valve body is provided with water inlet 2, be convenient for intake, 1 other end of valve body is provided with delivery port 3, be convenient for discharge water stream, 1 top fixed mounting of valve body has sealed valve gap 4, be convenient for seal, 1 inside valve block 5 that is provided with of valve body, be convenient for adjust switch valve body 1, 5 top fixed mounting of valve block has valve rod 6, be convenient for connect valve block 5, 6 top fixed mounting of valve rod has hand wheel 7, be convenient for rotate valve rod 6, 1 inner wall bottom fixed mounting of valve body has disk seat 8, be convenient for cooperate valve block 5 to seal or the switch, 8 inside first seal groove 9 that is provided with of disk seat, be convenient for promote the leakproofness, valve block 5 one side is provided with sealed piece 10, be convenient for promote sealed effect, 1 inside fixed mounting of valve body has spacing boss 11, be convenient for fix spacing, be provided with second seal groove 12 on spacing boss 11, further promote sealed effect, 1 upper surface of valve body is provided with anticorrosive wear layer 13, promote anticorrosive wear resistance, promote anticorrosive wear-resistant layer 13 one side, promote anticorrosive wear-resistant extrusion layer 14, promote anti-extrusion performance, anti-extrusion layer 14 one side is provided with reinforced structure 16.
In the embodiment, the water inlet 2 and the water outlet 3 are uniformly and symmetrically distributed at two ends of the valve body 1, and the water inlet 2 and the water outlet 3 have the same size, so that the valve is convenient to install and use and is convenient to work and use better; the sealing valve cover 4 is fixedly installed with the valve body 1 through a fixing bolt, so that the installation is convenient, and the installation stability is improved; the outer diameter of the valve block 5 is matched with the inner diameter of the first sealing groove 9, and the valve block 5 is movably inserted into the first sealing groove 9, so that the valve body 1 can be opened and closed conveniently, and meanwhile, the sealing performance is improved; two sealing blocks 10 are arranged, and the sealing blocks 10 are uniformly and symmetrically distributed on two sides of the valve block 5, so that the sealing performance is further improved, and leakage is prevented; the outer diameter of the sealing block 10 is matched with the inner diameter of the second sealing groove 12, and the sealing block 10 is movably sleeved with the second sealing groove 12, so that the sealing block is convenient to use in a matching manner, and the sealing effect is convenient to improve; the reinforcing ribs 15 are provided with a plurality of reinforcing ribs, and the reinforcing ribs 15 are mainly made of carbon steel materials, so that the internal structural strength is convenient to improve, and the reinforcing ribs are prevented from being extruded and deformed.
The utility model discloses a theory of operation and use flow: the operator is through being provided with disk seat 8 in valve body 1 inside, disk seat 8 is inside to be provided with first seal groove 9, valve block 5 is pegged graft with first seal groove 9 activity, valve body 1 is inside to be provided with two spacing bosss 11 simultaneously, all be provided with second seal groove 12 on the spacing boss 11, valve block 5 both sides are provided with sealed piece 10 and cooperate the use, be convenient for effectively promote the leakproofness of valve body 1, the convenient better use of working that carries on, through be provided with anticorrosive wearing layer 13 at valve body 1 upper surface, can effectively promote the wear-resisting anticorrosive effect of valve body 1, prevent to be easily damaged by the wearing and tearing corrosion through long-time use outer wall, influence the result of use, through be provided with anti extrusion layer 14 in anticorrosive wearing layer 13 one side, anti extrusion layer 14 inside is provided with strengthening rib 15 and cooperates the use, be convenient for promote its anti extrusion performance, prevent to receive the easy deformation of external acting force and damage, influence safe in-use effect, it cooperates the use to be provided with enhancement layer 16 in anti extrusion layer 14 one side simultaneously, be convenient for further promote holistic structural strength and barrier propterty.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a nuclear engineering ventilation system cuts type isolating valve, includes valve body (1), its characterized in that: valve body (1) one end is provided with water inlet (2), valve body (1) other end is provided with delivery port (3), valve body (1) top fixed mounting has sealed valve gap (4), valve body (1) inside is provided with valve block (5), valve block (5) top fixed mounting has valve rod (6), valve rod (6) top fixed mounting has hand wheel (7), valve body (1) inner wall bottom fixed mounting has disk seat (8), disk seat (8) inside is provided with first seal groove (9), valve block (5) one side is provided with sealed piece (10), valve body (1) inside fixed mounting has spacing boss (11), be provided with second seal groove (12) on spacing boss (11), valve body (1) upper surface is provided with anticorrosive wearing layer (13), anticorrosive wearing layer (13) one side is provided with anti extrusion layer (14), anti extrusion layer (14) inside fixed mounting has strengthening rib (15), anti extrusion layer (14) one side is provided with enhancement layer (16).
2. The shut-off type isolation valve of a nuclear engineering ventilation system according to claim 1, wherein: the water inlet (2) and the water outlet (3) are uniformly and symmetrically distributed at two ends of the valve body (1), and the water inlet (2) and the water outlet (3) are the same in size.
3. The intercepting type isolating valve of a nuclear engineering ventilation system according to claim 1, wherein: the sealing valve cover (4) is fixedly installed with the valve body (1) through a fixing bolt.
4. The shut-off type isolation valve of a nuclear engineering ventilation system according to claim 1, wherein: the outer diameter of the valve block (5) is matched with the inner diameter of the first sealing groove (9), and the valve block (5) is movably inserted into the first sealing groove (9).
5. The shut-off type isolation valve of a nuclear engineering ventilation system according to claim 1, wherein: the two sealing blocks (10) are arranged, and the sealing blocks (10) are uniformly and symmetrically distributed on two sides of the valve block (5).
6. The intercepting type isolating valve of a nuclear engineering ventilation system according to claim 1, wherein: the outer diameter of the sealing block (10) is matched with the inner diameter of the second sealing groove (12), and the sealing block (10) is movably sleeved with the second sealing groove (12).
7. The shut-off type isolation valve of a nuclear engineering ventilation system according to claim 1, wherein: the reinforcing ribs (15) are arranged in a plurality of numbers, and the reinforcing ribs (15) are mainly made of carbon steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222225272.4U CN217898835U (en) | 2022-08-24 | 2022-08-24 | Nuclear engineering ventilation system cuts type isolating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222225272.4U CN217898835U (en) | 2022-08-24 | 2022-08-24 | Nuclear engineering ventilation system cuts type isolating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217898835U true CN217898835U (en) | 2022-11-25 |
Family
ID=84142123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222225272.4U Active CN217898835U (en) | 2022-08-24 | 2022-08-24 | Nuclear engineering ventilation system cuts type isolating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217898835U (en) |
-
2022
- 2022-08-24 CN CN202222225272.4U patent/CN217898835U/en active Active
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