CN208982682U - A kind of control valve of regulating flow quantity - Google Patents
A kind of control valve of regulating flow quantity Download PDFInfo
- Publication number
- CN208982682U CN208982682U CN201821401437.6U CN201821401437U CN208982682U CN 208982682 U CN208982682 U CN 208982682U CN 201821401437 U CN201821401437 U CN 201821401437U CN 208982682 U CN208982682 U CN 208982682U
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- CN
- China
- Prior art keywords
- valve
- orifice
- flow
- metering
- valve seat
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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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Abstract
The utility model discloses a kind of control valves of regulating flow quantity, including valve body and " ten " font valve upper cover, it is provided with the valve seat of upper end opening in the junction of valve inner difference flow path cavity, the valve seat is fixed on valve inner from perforative first connector of body base；The side wall of the valve seat is equipped with the first-class metering-orifice of identical size, the then spool of bottom opening is successively covered in the inside of the valve seat and flow adjusts ring, the side of the spool is provided with the second metering-orifice of equidimension, the flow adjust between the side of ring or spacer provided with identical size and gap hole, the flow adjust ring and the overlapping area of spacer and second metering-orifice adjusted to adjust the size of flow by the rotation between spool.The utility model had not only been convenient for changing valve seat and had reduced costs, but also convenient for the machining of manufacture valve seat；More accurate control flow is realized simultaneously.
Description
Technical field
The utility model belongs to valve field, and in particular to a kind of control valve of regulating flow quantity.
Background technique
The valve seat in used valve is arranged in valve using integral type connection in the prior art, through counting due to valve
Seat damage and lead to the main reason for scrapping to lead to valve damage of entire valve.And processing is needed comprising the valve of valve seat
Higher precision is wanted, brings difficulty to machining, and limits valve further increasing on control flow.Therefore originally
Utility model devises a kind of control valve of regulating flow quantity
Utility model content
In view of the above-mentioned problems, the utility model proposes a kind of control valves of regulating flow quantity.
It realizes above-mentioned technical purpose, reaches above-mentioned technical effect, the utility model is achieved through the following technical solutions:
A kind of control valve of regulating flow quantity, including valve body and " ten " font valve upper cover, in valve inner difference flow path chamber
The junction of body is provided with the valve seat of upper end opening, and the valve seat is fixed on valve body from perforative first connector of body base
It is internal；The side wall of the valve seat is equipped with the first-class metering-orifice of identical size, successively covers then bottom in the inside of the valve seat
The spool and flow of portion's opening adjust ring, and the side of the spool is provided with the second metering-orifice of equidimension, the flow
Adjust between the side of ring or spacer provided with identical size and gap hole, the flow adjusting ring by with spool it
Between rotation adjust the overlapping area of spacer and second metering-orifice to adjust the size of flow.
The number phase of the spacer, gap hole or second metering-orifice as a further improvement of the utility model,
Together, the number of the second metering-orifice and the number of the first-class metering-orifice are identical or different.
Central angle corresponding to the spacer is less than the second as a further improvement of the utility model,
Central angle corresponding to metering-orifice.
Flow adjusting ring and spool pass through the valve rod for running through its bottom as a further improvement of the utility model,
It is inserted into valve seat, adjusts the ring other side in the flow and be provided with the second connector for being used for connecting.
The valve rod is through valve upper cover until stretching out the most upper of valve upper cover as a further improvement of the utility model,
End, the inside of the valve upper cover vertical portion, which is equipped with, is used for the perforative through-hole of valve rod.
It has also been set gradually on the top of the valve upper cover as a further improvement of the utility model, and has been socketed in valve rod
The combined type V-seal part and actuator connector of exterior annular, the outside of the valve stem tip and actuator connector
Inside is provided with mutually matched helicitic texture, is moved up and down and rotary motion by actuator connector band ovable valve stem.
The valve upper cover passes through the symmetrically arranged third in lateral part both ends as a further improvement of the utility model,
Connector is fixedly connected with the valve body.
As a further improvement of the utility model, the center of the bottom of the valve seat be equipped with for the first connector
Connected fixing seat, the fixing seat are connected by several brackets of isometric setting with side wall.
The utility model has the beneficial effects that
1. being because the damage of general valve is most of to damage the damage valve seat on valve seat using movable valve seat
Also this can entire valve body scrap, as long as such design changes a valve seat and facilitates at low cost, do not need to tear pipeline open yet.
2. the material for welding to the main technique of general valve body production hardness on valve seat at present machines again, such
Technique takes time and effort and quality is difficult to ensure, greatly improves working environment using our process program and improves efficiency,
Service life rises appreciably.
3. because valve seat is designed to that independent accessory, the workpiece of processing are easier to operate to the higher explanation of machining accuracy
The smaller precision that is controlled of leakage rate is also higher during use for valve, so such design has better quality
Better service life more can save the cost.
4. realizing more accurate flow control using regulating flow quantity valve, purpose mainly solves temperature control and other fluid controls
The accuracy of system, may be adjusted to small flow when needing small flow may be adjusted to greatly when needing big flow
Flow efficiently solves the demand of different occasions.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of embodiment of the utility model；
Fig. 2 is the side wall and bottom surface the schematic diagram of the section structure of valve seat；
The attachment structure schematic diagram of spool and flow adjusting ring that Fig. 3 is connected by valve rod and its bottom end；
Fig. 4 is a kind of diagrammatic cross-section of state of spool and flow adjusting ring；
Wherein: 1- valve body, 2- valve upper cover, 3- valve seat, the first-class metering-orifice of 301-, 302- fixing seat, 303- bracket, 4- first
Connector, 5- flow adjusting ring, 501- spacer, the gap 502- hole, 6- spool, 601- second metering-orifice, 7- third connector,
8- valve rod, the second connector of 9-, 10- combined type V-seal part, 11- actuator connector, 12- red copper gasket.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, to this
Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain that this is practical
It is novel, it is not used to limit the utility model.
The application principle of the utility model is explained in detail with reference to the accompanying drawing.
The structure of control valve for two-port valve as shown in Figs 1-4, including valve body 1 and " ten " font valve upper cover 2, it is described
Valve upper cover 2 entirety is fixedly connected as with valve body 1 by the symmetrically arranged third connector in lateral part both ends 7.In valve
The junction of the different flow path cavitys in 1 inside of body is provided with the valve seat 3 of upper end opening, and the valve seat 3 is movable valve seat, passes through
From 1 bottom of valve body, perforative first connector 4 is fixed on valve inner, since valve body 1 is in order to avoid due to ruler in installation process
Red copper gasket 12 is arranged between the position that valve body 1 is in contact with valve seat and is used to adjust gap for gap caused by very little difference
Size, reduce leak.When valve seat 3 damage when, by disassembly the first connector 4 and third connector 7 by the valve seat 3 from
The opening of 1 upper end of valve body is taken out.
The side wall of the valve seat 3 is equipped with the first-class metering-orifice 301 of identical size, the center of the bottom of the valve seat 3
Position is equipped with fixing seat 302 for being connected with the first connector 4, the fixing seat 302 by isometric setting several
Bracket 303 is connected with side wall, and partition rod of the bracket 303 mainly between two adjacent first-class metering-orifices 301 is connected.
In order to realize the size for adjusting flow, the inside of the valve seat 3 successively covers the spool 6 of then bottom opening
Ring 5 is adjusted with flow, the side of the spool 6 is provided with the second metering-orifice 601 of equidimension, and the flow adjusts ring 5
Side between or spacer 501 provided with identical size and gap hole 502.Wherein, in the embodiments of the present invention, institute
The number of spacer 501, gap hole 502 or the second metering-orifice 601 stated is identical, the number of the second metering-orifice 601 with
The number of the first-class metering-orifice 301 is identical or different.Preferably quartering structure ensures second during installation
Metering-orifice 601 and first-class metering-orifice 301 completely correspond.Central angle corresponding to the spacer 501 is less than described
Central angle corresponding to second metering-orifice 601 is adjusted in discharge process, adjusts the rotation tune between ring 5 and spool 6 by flow
Save the size of the overlapping area adjusting flow of spacer 501 and second metering-orifice 601.
In order to realize the unlatching and rotation of control valve, the flow adjusts ring 7 and spool 6 and passes through through its bottom
Valve rod 8 is inserted into valve seat 3, is adjusted 5 other side of ring in the flow and is provided with the second connector 9 for being used for connecting.Described
For valve rod 8 through valve upper cover 2 until stretching out the top of valve upper cover 2, the inside of 2 vertical portion of valve upper cover, which is equipped with, is used for valve
The perforative through-hole of bar 8.
The combined type V-seal part for being socketed in 8 exterior annular of valve rod has also been set gradually on the top of the valve upper cover 2
10 and actuator connector 11, the outside on 8 top of valve rod and the inside of actuator connector 11 are provided with and cooperate
Helicitic texture, moved up and down by actuator connector 11 with ovable valve stem 8 and rotary motion, thus respectively by transporting up and down
The dynamic size for realizing valve opening and closing and flow is adjusted by rotary motion.
In an embodiment of the present invention, first connector 4, the second connector 9 and third connector 7
Using hexagonal screw rod, the length of screw rod selects suitable length as needed.
Above-described control valve is equally applicable to the structure of triple valve.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (8)
1. a kind of control valve of regulating flow quantity, it is characterised in that: including valve body (1) and " ten " font valve upper cover (2), in valve body
(1) junction of internal different flow path cavitys is provided with the valve seat (3) of upper end opening, and the valve seat (3) is from valve body (1) bottom
Perforative first connector (4) is fixed on valve inner；The side wall of the valve seat (3) is equipped with the first-class metering-orifice of identical size
(301), the spool (6) of then bottom opening is successively covered in the inside of the valve seat (3) and flow adjusts ring (5), it is described
The side of spool (6) is provided with the second metering-orifice (601) of equidimension, the flow adjust between the side of ring (5) or set
Spacer (501) and gap hole (502) of identical size are set, the flow adjusts ring (5) and passes through between spool (6)
Rotation adjusts the overlapping area of spacer (501) and second metering-orifice (601) to adjust the size of flow.
2. a kind of control valve of regulating flow quantity according to claim 1, it is characterised in that: the spacer (501),
The number of gap hole (502) or second metering-orifice (601) is identical, the number of the second metering-orifice (601) and described the
The number of one metering orifice (301) is identical or different.
3. a kind of control valve of regulating flow quantity according to claim 2, it is characterised in that: the spacer (501)
Corresponding central angle is less than central angle corresponding to the second metering-orifice (601).
4. a kind of control valve of regulating flow quantity according to claim 1, it is characterised in that: the flow adjusts ring
(5) and spool (6) is by adjusting ring (5) other side in the flow in the valve rod (8) of its bottom insertion valve seat (3)
Provided with the second connector (9) for connection.
5. a kind of control valve of regulating flow quantity according to claim 4, it is characterised in that: the valve rod (8) runs through
For valve upper cover (2) until stretching out the top of valve upper cover (2), the inside of the valve upper cover (2) vertical portion, which is equipped with, is used for valve rod
(8) perforative through-hole.
6. a kind of control valve of regulating flow quantity according to claim 5, it is characterised in that: in the valve upper cover (2)
Top also set gradually the combined type V-seal part (10) and actuator connector for being socketed in valve rod (8) exterior annular
(11), the outside on the valve rod (8) top and the inside of actuator connector (11) are provided with mutually matched helicitic texture,
It is moved up and down and rotary motion by actuator connector (11) band ovable valve stem (8).
7. a kind of control valve of regulating flow quantity according to claim 5, it is characterised in that: the valve upper cover (2) is logical
The symmetrically arranged third connector (7) in lateral part both ends is crossed to be fixedly connected with valve body (1).
8. a kind of control valve of regulating flow quantity according to claim 1, it is characterised in that: the bottom of the valve seat (3)
The center in portion is equipped with the fixing seat (302) for being connected with the first connector (4), and the fixing seat (302) is set by isometric
Several brackets (303) set are connected with side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821401437.6U CN208982682U (en) | 2018-08-29 | 2018-08-29 | A kind of control valve of regulating flow quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821401437.6U CN208982682U (en) | 2018-08-29 | 2018-08-29 | A kind of control valve of regulating flow quantity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208982682U true CN208982682U (en) | 2019-06-14 |
Family
ID=66782636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821401437.6U Expired - Fee Related CN208982682U (en) | 2018-08-29 | 2018-08-29 | A kind of control valve of regulating flow quantity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208982682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500415A (en) * | 2019-08-16 | 2019-11-26 | 苏州博特亚机械有限公司 | A kind of New Type Flow Control Valve for shot-blasting machine |
-
2018
- 2018-08-29 CN CN201821401437.6U patent/CN208982682U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500415A (en) * | 2019-08-16 | 2019-11-26 | 苏州博特亚机械有限公司 | A kind of New Type Flow Control Valve for shot-blasting machine |
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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: 20190614 Termination date: 20200829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |