CN209705319U - High-performance ball valve for coal chemical industry - Google Patents
High-performance ball valve for coal chemical industry Download PDFInfo
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- CN209705319U CN209705319U CN201920345908.4U CN201920345908U CN209705319U CN 209705319 U CN209705319 U CN 209705319U CN 201920345908 U CN201920345908 U CN 201920345908U CN 209705319 U CN209705319 U CN 209705319U
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- valve
- disc spring
- spool
- valve seat
- valve body
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Abstract
The utility model discloses a kind of high-performance ball valves for coal chemical industry, including valve body, valve seat, spool, upper valve rod, lower valve rod and valve deck, the valve seat is arranged between spool and the inlet and outlet of valve body, and at least one first disc spring is installed between valve body and valve seat, valve seat is set to be adjacent to spool under the elastic force effect of the first disc spring, the valve seat is step nested structure, the inlet and outlet of the valve body is equipped with inner circle step surface, first disc spring is sleeved on the outer circle of valve seat, and is supported at the shoulder of outer circle step surface of inner circle step surface and valve seat；The high-performance ball valve for coal chemical industry of the utility model, change the connecting structure between valve seat and valve body, valve seat and spool are compressed as elastic component using disc spring simultaneously, the valve body structure of integral type can be used, save manufacturing cost, the gap between valve seat and valve body is sealed by disc spring, ensure sealing effect, it avoids dielectric leakage from causing spool jam, reduces maintenance cost, prolong the service life.
Description
Technical field
The utility model belongs to valve technology field more particularly to a kind of high-performance ball valve for coal chemical industry.
Background technique
Coal chemical industry makes coal be converted into gas, liquid and solid product or half product using coal as raw material, through chemical process, then
It is further processed into the process of chemical industry, energy products.It mainly include coal gasification, liquefaction, destructive distillation and tar production and calcium carbide
Acetylene chemical industry etc..As world petroleum resource is constantly reduced, coal chemical industry has wide prospect.In coal chemical industry production process,
It needs using a large amount of valve, to make the flow direction for cutting off, distributing and changing medium, wherein ball valve applies relatively broad, ball
Valve has the movement being rotated by 90 °, and faucet body is sphere, has circular through hole or channel to pass through its axis.Only need with being rotated by 90 °
Operation and the rotating torque of very little can close tightly.Ball valve be suitable for switch, stop valve uses, but in the prior art, valve
Seat between valve body substantially using being threadedly coupled, assembly difficulty, it is necessary to use split type valve body structure, manufacture and maintenance cost
Height, the medium in valve are easily accessible at valve rod, cause stuck, destroy connection structure, have much room for improvement.
Utility model content
For the defects in the prior art, the utility model provides a kind of high-performance ball valve for coal chemical industry, changes
Connecting structure between valve seat and valve body, at the same using disc spring as elastic component by valve seat and spool compression, one can be used
The valve body structure of formula saves manufacturing cost, the gap between valve seat and valve body is sealed by disc spring, it is ensured that sealing effect avoids
Dielectric leakage causes spool jam, reduces maintenance cost, prolongs the service life.
A kind of high-performance ball valve for coal chemical industry of the utility model, including valve body, valve seat, spool, upper valve rod, under
Valve rod and valve deck, the upper valve rod and lower valve rod are fixed on the upper and lower ends of spool, and the valve seat is arranged in spool and valve body
Between inlet and outlet, and at least one first disc spring is installed between valve body and valve seat, makes valve seat in the first disc spring
Spool is adjacent under elastic force effect, the valve seat is step nested structure, and the inlet and outlet of the valve body is equipped with inner circle step surface, institute
The outer circle that the first disc spring is sleeved on valve seat is stated, and is supported at the shoulder of outer circle step surface of inner circle step surface and valve seat.
Further, the valve body is integrally formed, and is equipped with installing port in the upside of valve body, the valve deck is fixed on installing port
Valve seat is first packed into valve body when assembly by place from installing port, using specific purpose tool by the first disc spring pressure between valve seat and valve body
Contracting, makes the distance between two valve seats meet the installation requirement of spool, is then put into spool from installing port, discharges the first disc spring,
It is tightly pressed together valve seat and spool.
Further, the upper valve rod passes through valve deck and stretches out upwards, is equipped at least one between the valve deck and spool
Second disc spring, second disc spring are covered in the outside of upper valve rod, by the second disc spring, can play two to the mounting structure of upper valve rod
Secondary protection.
Further, the lower valve rod is rotatably assorted with inner wall on the downside of valve body, is equipped between inner wall on the downside of spool and valve body
At least one third disc spring, the third disc spring cover outside lower valve rod, can be to the mounting structure of lower valve rod by third disc spring
Play secondary protection.
Further, the shoulder of the inner circle step surface and outer circle step surface is equipped with the seam allowance for engaging the first disc spring；Institute
The top of the bottom surface and spool of stating valve deck is equipped with the seam allowance for engaging the second disc spring；The downside inner wall of the valve body and spool
Lower part is equipped with the seam allowance for engaging third disc spring；Divide between first disc spring, the second disc spring and third disc spring and corresponding seam allowance
Not with fillet face contact, fixing structure, which is arranged, can ensure that the stabilization of each disc spring mounting structure, while use fillet face contact, make
It remains in disc spring telescopic process and is contacted with the good of seam allowance, it is ensured that sealing performance.
Further, sealing ring is equipped between the installing port and valve deck of the valve body, the valve deck upper end is equipped with sealing and fills out
The gland of material and T shape, airtight and watertight padding are filled between upper valve rod and valve deck, and are compressed by gland.
Further, the upper valve rod is controlled by control mechanism and is rotated, and the control mechanism is fixed by the bracket in valve deck
Upper end, control mechanism be for control upper valve rod rotation turbine and worm mechanism or electric driving mechanism, the knot of control mechanism
Structure belongs to prior art, and details are not described herein.
Further, first disc spring, the second disc spring and third disc spring are using CrSi, CrV, Inconel or GH system
V-arrangement disc spring made of column high-temperature alloy material；The material of the valve seat and spool is tungsten carbide, whole high temperature resistance compared with
It is good, suitable for the application in terms of coal chemical industry.
The beneficial effects of the utility model are: the high-performance ball valve for coal chemical industry of the utility model, changes valve
Connecting structure between seat and valve body, while being compressed valve seat and spool as elastic component using disc spring, integral type can be used
Valve body structure saves manufacturing cost, the gap between valve seat and valve body is sealed by disc spring, it is ensured that sealing effect avoids medium
Leakage causes spool jam, reduces maintenance cost, prolongs the service life.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In the accompanying drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation
Novel protection scope.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this reality
The ordinary meaning understood with novel one of ordinary skill in the art.
The high-performance ball valve for coal chemical industry of the present embodiment as shown in Figure 1:, including valve body 12, valve seat 10, spool
11, upper valve rod 4, lower valve rod 14 and valve deck 2, the upper valve rod 4 and lower valve rod 14 are fixed on the upper and lower ends of spool 11, the valve
Seat 10 is arranged between spool 11 and the inlet and outlet of valve body 12, and at least one is equipped between valve body 12 and valve seat 10
A first disc spring 9 makes valve seat 10 be adjacent to spool 11 under the elastic force effect of the first disc spring 9, and the valve seat 10 is step nested structure,
The inlet and outlet of the valve body 12 is equipped with inner circle step surface, and first disc spring 9 is sleeved on the outer circle of valve seat 10, and is supported on
At the shoulder of the outer circle step surface of inner circle step surface and valve seat 10.
In the present embodiment, the valve body 12 is integrally formed, and is equipped with installing port in the upside of valve body 12, the valve deck 2 is fixed
At installing port, first valve seat 10 is packed into valve body 12 from installing port when assembly, using specific purpose tool by valve seat 10 and valve body 12
Between the first disc spring 9 compression, so that the distance between two valve seats 10 is met the installation requirement of spool 11, then put from installing port
Enter spool 11, discharges the first disc spring 9, be tightly pressed together valve seat 10 and spool 11.
In the present embodiment, the upper valve rod 4 passes through valve deck 2 and stretches out upwards, is equipped between the valve deck 2 and spool 11
At least one second disc spring 8, outside of 8 sets of second disc spring in upper valve rod 4 can be to upper valve rods 4 by the second disc spring 8
Mounting structure plays secondary protection.
In the present embodiment, the lower valve rod 14 is rotatably assorted with 12 downside inner wall of valve body, in 12 downside of spool 11 and valve body
At least one third disc spring 13 is installed between wall, 13 sets of the third disc spring is outside lower valve rod 14, by third disc spring 13,
Secondary protection can be played to the mounting structure of lower valve rod 14.
In the present embodiment, the shoulder of the inner circle step surface and outer circle step surface is equipped with for engaging stopping for the first disc spring 9
Mouthful；The bottom surface of the valve deck 2 and the top of spool 11 are equipped with the seam allowance for engaging the second disc spring 8；The downside of the valve body 12
The lower part of inner wall and spool 11 is equipped with the seam allowance for engaging third disc spring 13；First disc spring 9, the second disc spring 8 and third disc spring
Respectively with fillet face contact between 13 and corresponding seam allowance, fixing structure, which is arranged, can ensure that the stabilization of each disc spring mounting structure,
Fillet face contact is used simultaneously, makes to remain in disc spring telescopic process and well contacts with seam allowance, it is ensured that sealing performance.
In the present embodiment, sealing ring 7,2 upper end of the valve deck installation are equipped between the installing port and valve deck 2 of the valve body 12
There is the gland 3 of airtight and watertight padding 5 and T shape, airtight and watertight padding 5 is filled between upper valve rod 4 and valve deck 2, and is compressed by gland 3.
In the present embodiment, for the upper valve rod 4 by the control rotation of control mechanism 1, the control mechanism 1 is solid by bracket 6
It is scheduled on the upper end of valve deck 2, control mechanism 1 is the turbine and worm mechanism or electric driving mechanism for controlling the rotation of upper valve rod 4, control
The structure of mechanism 1 processed belongs to prior art, and details are not described herein.
In the present embodiment, first disc spring 9, the second disc spring 8 and third disc spring 13 be using CrSi, CrV,
V-arrangement disc spring made of Inconel or GH series of high temperature alloy material；The material of the valve seat 10 and spool 11 is tungsten carbide,
Whole high temperature resistance is preferable, suitable for the application in terms of coal chemical industry.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (8)
1. a kind of high-performance ball valve for coal chemical industry, including valve body, valve seat, spool, upper valve rod, lower valve rod and valve deck, institute
State upper valve rod and lower valve rod be fixed on the upper and lower ends of spool, it is characterised in that: the valve seat be arranged in spool and valve body into
Between mouth and outlet, and at least one first disc spring is installed between valve body and valve seat, makes valve seat in the bullet of the first disc spring
Spool is adjacent under power effect, the valve seat is step nested structure, and the inlet and outlet of the valve body is equipped with inner circle step surface, described
First disc spring is sleeved on the outer circle of valve seat, and is supported at the shoulder of outer circle step surface of inner circle step surface and valve seat.
2. the high-performance ball valve according to claim 1 for coal chemical industry, it is characterised in that: valve body one at
Type is equipped with installing port in the upside of valve body, and the valve deck is fixed at installing port.
3. the high-performance ball valve according to claim 2 for coal chemical industry, it is characterised in that: the upper valve rod passes through valve
It covers and stretches out upwards, at least one second disc spring is installed, second disc spring is covered in upper valve rod between the valve deck and spool
Outside.
4. the high-performance ball valve according to claim 3 for coal chemical industry, it is characterised in that: the lower valve rod and valve body
Downside inner wall is rotatably assorted, and is equipped at least one third disc spring, the third disc spring set between inner wall on the downside of spool and valve body
Outside lower valve rod.
5. the high-performance ball valve according to claim 4 for coal chemical industry, it is characterised in that: the inner circle step surface and
The shoulder of outer circle step surface is equipped with the seam allowance for engaging the first disc spring；The bottom surface of the valve deck and the top of spool are equipped with and are used for
Engage the seam allowance of the second disc spring；The downside inner wall of the valve body and the lower part of spool are equipped with the seam allowance for engaging third disc spring；
Respectively with fillet face contact between first disc spring, the second disc spring and third disc spring and corresponding seam allowance.
6. the high-performance ball valve according to claim 5 for coal chemical industry, it is characterised in that: the installing port of the valve body
Sealing ring is equipped between valve deck, the valve deck upper end is equipped with the gland of airtight and watertight padding and T shape, and airtight and watertight padding is filled in upper valve
Between bar and valve deck, and compressed by gland.
7. the high-performance ball valve according to claim 6 for coal chemical industry, it is characterised in that: the upper valve rod passes through control
Mechanism controls rotation processed, the control mechanism are fixed by the bracket in the upper end of valve deck.
8. being used for the high-performance ball valve of coal chemical industry according to claim 4-7 any claim, it is characterised in that: institute
Stating the first disc spring, the second disc spring and third disc spring is to be made of CrSi, CrV, Inconel or GH series of high temperature alloy material
V-arrangement disc spring；The material of the valve seat and spool is tungsten carbide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920345908.4U CN209705319U (en) | 2019-03-19 | 2019-03-19 | High-performance ball valve for coal chemical industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920345908.4U CN209705319U (en) | 2019-03-19 | 2019-03-19 | High-performance ball valve for coal chemical industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209705319U true CN209705319U (en) | 2019-11-29 |
Family
ID=68644646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920345908.4U Expired - Fee Related CN209705319U (en) | 2019-03-19 | 2019-03-19 | High-performance ball valve for coal chemical industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209705319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780252A (en) * | 2019-03-19 | 2019-05-21 | 龙长贵 | High-performance ball valve for coal chemical industry |
-
2019
- 2019-03-19 CN CN201920345908.4U patent/CN209705319U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780252A (en) * | 2019-03-19 | 2019-05-21 | 龙长贵 | High-performance ball valve for coal chemical industry |
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| 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: 20191129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |