CN206786074U - A kind of duct type check-valves - Google Patents
A kind of duct type check-valves Download PDFInfo
- Publication number
- CN206786074U CN206786074U CN201720653553.6U CN201720653553U CN206786074U CN 206786074 U CN206786074 U CN 206786074U CN 201720653553 U CN201720653553 U CN 201720653553U CN 206786074 U CN206786074 U CN 206786074U
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- CN
- China
- Prior art keywords
- valve body
- pipeline
- disc
- valve rod
- spring
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- 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.)
- Expired - Fee Related
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- Check Valves (AREA)
Abstract
The utility model provides a kind of duct type check-valves, more particularly to valve technology field, including the first pipeline, second pipe, it is flexible connection between first pipeline and second pipe, fluid circle is provided with second pipe, some through holes are provided with fluid circle, valve body is provided with first pipeline, valve body includes disc-shaped valve body and some valve rods, disc-shaped valve body is movably arranged in the first pipeline, valve rod is vertically set on disc-shaped valve body, and one end of valve rod is fixedly installed on disc-shaped valve body, the other end of valve rod passes through the through hole on fluid circle, spring is additionally provided with disc-shaped valve body, one end of spring is fixed on disc-shaped valve body, the other end of spring is arranged on the inwall of the first pipeline.The utility model has can be according to the pressure auto-adjustment control flow of fluid, the advantages of being advantageous to the stability and reliability of flow of fluid.
Description
Technical field
It the utility model is related to valve technology field, and in particular to a kind of duct type check-valves.
Background technology
Duct type check-valves is a kind of emerging valve, and its small volume, lighter in weight, processing technology is good, is to stop
Return one of valve developing direction.Existing duct type check-valves is the check-valves that valve element slides along valve body center line, mostly single valve
Cored structure, such a structure opposing seal is good, but has the disadvantages that：1st, it is difficult to accomplish well in the occasion of high-pressure high-flow
Reversely sealing；2nd, positive starting differential pressure is low, pressure damage power is small etc..
Utility model content
The technical problems to be solved in the utility model be to provide it is a kind of can according to the pressure auto-adjustment control flow of fluid,
Be advantageous to the stability of flow of fluid and the duct type check-valves of reliability.
In order to solve the above-mentioned technical problem, the utility model provides a kind of duct type check-valves, including the first pipeline, second
Pipeline, to be flexibly connected between the first pipeline and second pipe, fluid circle is provided with second pipe, if being provided with fluid circle
Dry through hole, valve body is provided with the first pipeline, valve body includes disc-shaped valve body and some valve rods, disc-shaped valve body are movably arranged on
In first pipeline, valve rod is vertically set on disc-shaped valve body, and one end of valve rod is fixedly installed on disc-shaped valve body, valve rod
The other end through the through hole on fluid circle, be additionally provided with spring on disc-shaped valve body, one end of spring is fixed on discoid valve
On body, the other end of spring is arranged on the inwall of the first pipeline.
Preferably, spring regulation pipe is additionally provided with first pipeline, spring regulation pipe is arranged on the first pipeline and
Between two pipelines, and one end of spring regulation pipe is fixedly connected with the first pipeline, the other end and second pipe of spring regulation pipe
Threaded connection, the other end of spring are movably arranged on the inwall of spring regulation pipe, can adjust bullet by torsional spring regulation pipe
The length that spring is compressed, and then can be controlled by the pressure versus flow body of fluid by the flow of through hole.
Preferably, chute is symmetrically arranged with the inwall of first pipeline, disc-shaped valve body is provided at both ends with sliding block,
Sliding block is slidably arranged in chute, can be when the fluid of different pressures is by the first pipeline and second pipe, to disc-shaped valve body
Produce pressure so that disc-shaped valve body slides on the inwall of the first pipeline, and then make it that fluid is flowed by through hole.
Preferably, the quantity of the valve rod and the quantity of through hole are identical, and are at least each provided with two, are easy to convection body
Flow has bigger control range.
Preferably, it is corresponding with the position of the through hole on fluid circle to be arranged on the position on disc-shaped valve body for the valve rod,
Be easy to fluid from second pipe flow to the first pipeline when, to disc-shaped valve body produce pressure, disc-shaped valve body is made upwards, when
When valve rod on disc-shaped valve body is ejected the position of through hole, fluid can flow to the first pipeline from corresponding through hole.
Preferably, the valve rod includes the first valve rod, the second valve rod and the 3rd valve rod, and the first valve rod, the second valve rod and
The length of 3rd valve rod is successively decreased or is incremented by successively, and being easy to the flow of convection body has bigger control range.
The advantages of the utility model：With flow of fluid can be advantageous to according to the pressure auto-adjustment control flow of fluid
Stability and reliability the advantages that.
Brief description of the drawings
Fig. 1 is structural representation when a kind of valve rod of duct type check-valves of the utility model blocks through hole；
Fig. 2 is structural representation when a kind of the 3rd valve rod of duct type check-valves of the utility model is opened；
Fig. 3 is a kind of runner position structural representation of duct type check-valves of the utility model；
In figure mark for：1st, the first pipeline；2nd, second pipe；3rd, fluid circle；4th, through hole；5th, valve body；51st, discoid valve
Body；52nd, valve rod；521st, the first valve rod；522nd, the second valve rod；523rd, the 3rd valve rod；6th, spring；7th, chute；8th, sliding block；9th, spring
Regulation pipe.
Embodiment
Preferred embodiment of the present utility model is described below in conjunction with the accompanying drawings.
As Figure 1-3, a kind of duct type check-valves of the present utility model, including the first pipeline 1, second pipe 2, first
To be flexibly connected between pipeline 1 and second pipe 2, fluid circle 3 is provided with second pipe 2, is provided with fluid circle 3 some logical
Hole 4, valve body 5 is provided with the first pipeline 1, and valve body 5 includes disc-shaped valve body 51 and some valve rods 52, the activity of disc-shaped valve body 51
It is arranged in the first pipeline 1, valve rod 52 is vertically set on disc-shaped valve body 51, and one end of valve rod 52 is fixedly installed on disk
On shape valve body 51, the other end of valve rod 52 passes through the through hole 4 on fluid circle 3, and spring 6, bullet are additionally provided with disc-shaped valve body 51
One end of spring 6 is fixed on disc-shaped valve body 51, and the other end of spring 6 is arranged on the inwall of the first pipeline 1.
Spring regulation pipe 9 is additionally provided with first pipeline 1, spring regulation pipe 9 is arranged on the first pipeline 1 and second pipe 2
Between, and one end of spring regulation pipe 9 is fixedly connected with the first pipeline 1, the other end and the spiral shell of second pipe 2 of spring regulation pipe 9
Line is connected, and the other end of spring 6 is movably arranged on the inwall of spring regulation pipe 9, can be adjusted by torsional spring regulation pipe 9
The length that spring 6 is compressed, and then can be controlled by the pressure versus flow body of fluid by the flow of through hole 4, the first pipeline 1
Inwall on be symmetrically arranged with chute 7, disc-shaped valve body 51 is provided at both ends with sliding block 8, and sliding block 8 is slidably arranged in chute 7,
Pressure can be produced to disc-shaped valve body 51 so that disk when the fluid of different pressures is by the first pipeline 1 and second pipe 2
Shape valve body 51 slides on the inwall of the first pipeline 1, so cause fluid flowed by through hole 4, the quantity of valve rod 52 with
The quantity of through hole 4 is identical, and is at least each provided with two, is easy to the flow of convection body and has bigger control range, valve rod 52
The position that the position on disc-shaped valve body 51 is arranged on the through hole 4 on fluid circle 3 is corresponding, is easy to fluid from second pipe 2
When flowing to the first pipeline 1, pressure is produced to disc-shaped valve body 51, disc-shaped valve body 51 made upwards, when disc-shaped valve body 51
On valve rod 52 when being ejected the position of through hole 4, fluid can flow to the first pipeline 1 from corresponding through hole 4, and valve rod 52 includes first
Valve rod 521, the second valve rod 522 and the 3rd valve rod 523, and the length of the first valve rod 521, the second valve rod 522 and the 3rd valve rod 523
Successively decrease successively or be incremented by, being easy to the flow of convection body has bigger control range.
Operation principle of the present utility model is：Fluid from second pipe 2 flow to the first pipeline 1 when, to disc-shaped valve body 51
Pressure is produced, disc-shaped valve body 51 is made upwards, when the valve rod 52 on disc-shaped valve body 51 is ejected the position of through hole 4,
Fluid can flow to the first pipeline 1 from corresponding through hole 4, and because the length of valve rod 52 is successively decreased successively or is incremented by, therefore valve rod 52 can be with
The increase for Fluid pressure is gradually ejected the position of through hole 4, is controlled so as to the flow of convection body, can also pass through rotating missile
Spring regulation pipe 9, the length that regulation spring 6 is compressed, and then can be carried out by the pressure versus flow body of fluid by the flow of through hole 4
Control.
The advantages of the utility model：With flow of fluid can be advantageous to according to the pressure auto-adjustment control flow of fluid
Stability and reliability the advantages that.
The preferred embodiment of utility model creation is the foregoing is only, is not created to limit the utility model,
All any modification, equivalent and improvement made within all spirit and principle created in the utility model etc., should be included in
Within the protection domain that the utility model is created.
Claims (6)
- A kind of 1. duct type check-valves, it is characterised in that：Including the first pipeline (1), second pipe (2), the first pipeline (1) and To be flexibly connected between two pipelines (2), fluid circle (3) is provided with second pipe (2), is provided with fluid circle (3) some logical Hole (4), the first pipeline (1) is interior to be provided with valve body (5), and valve body (5) includes disc-shaped valve body (51) and some valve rods (52), disk Shape valve body (51) is movably arranged in the first pipeline (1), and valve rod (52) is vertically set on disc-shaped valve body (51), and valve rod (52) one end is fixedly installed on disc-shaped valve body (51), and the other end of valve rod (52) passes through the through hole on fluid circle (3) (4) spring (6), is additionally provided with disc-shaped valve body (51), one end of spring (6) is fixed on disc-shaped valve body (51), spring (6) the other end is arranged on the inwall of the first pipeline (1).
- A kind of 2. duct type check-valves according to claim 1, it is characterised in that：First pipeline is additionally provided with bullet on (1) Spring regulation pipe (9), spring regulation pipe (9) are arranged between the first pipeline (1) and second pipe (2), and spring regulation pipe (9) One end is fixedly connected with the first pipeline (1), and the other end of spring regulation pipe (9) is threadedly coupled with second pipe (2), spring (6) The other end be movably arranged on the inwall of spring regulation pipe (9).
- A kind of 3. duct type check-valves according to claim 1, it is characterised in that：It is symmetrical on the inwall of first pipeline (1) Chute (7) is provided with, disc-shaped valve body (51) is provided at both ends with sliding block (8), and sliding block (8) is slidably arranged in chute (7).
- A kind of 4. duct type check-valves according to claim 1, it is characterised in that：The quantity of valve rod (52) and through hole (4) Quantity it is identical, and be at least each provided with two.
- A kind of 5. duct type check-valves according to claim 4, it is characterised in that：Valve rod (52) is arranged on disc-shaped valve body (51) position on is corresponding with the position of the through hole (4) on fluid circle (3).
- A kind of 6. duct type check-valves according to claim 1, it is characterised in that：Valve rod (52) includes the first valve rod (521), the second valve rod (522) and the 3rd valve rod (523), and the first valve rod (521), the second valve rod (522) and the 3rd valve rod (523) length is successively decreased or is incremented by successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653553.6U CN206786074U (en) | 2017-06-07 | 2017-06-07 | A kind of duct type check-valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653553.6U CN206786074U (en) | 2017-06-07 | 2017-06-07 | A kind of duct type check-valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206786074U true CN206786074U (en) | 2017-12-22 |
Family
ID=60716630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720653553.6U Expired - Fee Related CN206786074U (en) | 2017-06-07 | 2017-06-07 | A kind of duct type check-valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206786074U (en) |
-
2017
- 2017-06-07 CN CN201720653553.6U patent/CN206786074U/en not_active Expired - Fee Related
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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: 20171222 Termination date: 20210607 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |