CN203730854U - Multi-valve core dynamic flow balance valve - Google Patents
Multi-valve core dynamic flow balance valve Download PDFInfo
- Publication number
- CN203730854U CN203730854U CN201320813762.4U CN201320813762U CN203730854U CN 203730854 U CN203730854 U CN 203730854U CN 201320813762 U CN201320813762 U CN 201320813762U CN 203730854 U CN203730854 U CN 203730854U
- Authority
- CN
- China
- Prior art keywords
- spool
- valve body
- composition board
- dynamic flow
- flow balance
- Prior art date
- 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.)
- Withdrawn - After Issue
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- Multiple-Way Valves (AREA)
Abstract
The utility model provides a dynamic flow balance valve and specifically relates to a multi-valve core dynamic flow balance valve comprising an inlet valve body, an outlet valve body, a composition board and a plurality of valve core assemblies. The composition board is clamped between the inlet valve body and the outlet valve body fixedly. The valve core assemblies pass through the composition board and are hermetically fixed to the composition board. Each valve core assembly comprises a valve core, a valve core shell, a spring and a locking screw; the valve core is provided with an end face fixing hole and a side flow channel two sides of which are symmetrical; the side flow channel comprises two fixing oval holes arranged uniformly and two or four variable holes arranged uniformly; and the two fixing oval holes are communicated with the two symmetrically-arranged variable holes in a one-to-one manner. The multi-valve core dynamic flow balance valve has the advantages that the lateral load-bearing unbalance is reduced, the overflowing is uniform, the resistance is reduced, the stability is improved, the service life is prolonged, the processing and the management are facilitated, the cost is saved and the assembly and the disassembly are convenient.
Description
Technical field
The utility model provides a kind of dynamic flow balance valve, particularly a kind of many spools dynamic flow balance valve.
Background technique
At present, a large amount of dynamic flow balance valves is because spool perforate is subject to the restriction of spool size, thereby cannot obtain the dynamic flow balance valve of large flow.And many spools dynamic flow balance valve, spool used is stamping forming new structure spool, is unfavorable for seriation expansion and the upgrading of product.
Model utility content
The purpose of this utility model is to provide a kind of many spools dynamic flow balance valve for defect of the prior art, and its improved structure has effectively overcome the whole issue existing described in background technique.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of many spools dynamic flow balance valve, comprise entrance valve body, outlet valve body, composition board and multiple mangetic core assembly, composition board sealing fixing clamp is located between entrance valve body and outlet valve body, multiple mangetic core assemblies all run through and seal and are fixed on composition board, mangetic core assembly is by spool, spool housing, spring, locking nut composition, spool is provided with the side stream passages of end face fixed hole and both sides symmetry, side stream passages comprises two equally distributed fixing elliptical apertures, the equally distributed variable orifice of two or four, two fixing elliptical apertures are connected one by one with two symmetrical variable orifices wherein respectively.
As the further setting of such scheme, in described variable orifice, the circulation area difference of two adjacent variable orifices, the circulation area of two variable orifices of symmetry plane is identical.
The upper end of described spool housing is positioned at outlet valve body, between the lower end outer wall of spool housing and composition board, be provided with O-ring seals two and (prevent that composition board both sides from leaking to form end face seal, affect control accuracy), spool upper end open is provided with flange, on the lower end inwall of spool housing, be provided with mating flange spool is carried out to spacing step, spool lower end is positioned at inlet valve body, superpressure stop collar is installed on locking nut, and the side opening of superpressure stop collar is provided with through hole, between locking nut and superpressure stop collar, be integral structure simultaneously, locking nut is threaded with the upper end inwall of spool housing, spring is positioned at spool housing, and spring one end is located in locking nut, the other end is located on the spacing end face of spool.
Described spool housing is fixed on composition board by valve core housing and screw.Specifically, valve core housing is located on the lower end wall body of spool housing, provides pretightening force that valve core housing and spool housing are fixed on composition board with screw.Washer sealing is passed through in screw and composition board joint.
Described entrance valve body is connected by flange with outlet valve body, fixes and provide seal preload with bolt, nut.
Described composition board is clipped between entrance valve body and the flange groove of outlet valve body, and composition board and flange contacting point seal with O-ring seals one, and fluid can only be flowed in outlet valve body from mangetic core assembly.
Compared with prior art, its advantage is as follows for the utility model:
1, according to different flow demand, adopt 17 kinds of multiple small valve cores arbitrarily to combine, replace single big valve core, convenient processing and management, cost-saving, easy to loading and unloading;
2, many spools compound mode, reduces lateral force imbalance, and overcurrent is even, reduces resistance, improves stability, increases the service life;
3, fixing elliptical aperture and the variable orifice on spool is connected, and improved rigidity, and time processing moulding is easy to process, cost-saving;
4, the boring method of each spool side variable orifice adopts theoretical formula to calculate, and revises in conjunction with experiment and optimum theory method, has higher control accuracy, maintains in 5%;
5, spool side variable orifice is symmetrical, is convenient to processing; Under large flow, variable orifice is divided into four by common two, has improved spool rigidity, has met traffic demand.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is structure cross-sectional schematic of the present utility model;
Fig. 2 is the structural representation of mangetic core assembly in the utility model.
Description of reference numerals: 1. outlet valve body; 2. bolt; 3. valve core housing; 4. screw; 6. nut; 7.O shape seal ring one; 8. composition board; 9.O shape seal ring two; 10. mangetic core assembly; 11. entrance valve bodies; 101. spool; 102. spool housings; 103. spring; 104. locking nut; 1011. end face fixed hole; 1012. fixing elliptical aperture; 1013. variable orifice; 1014. flange; 1021. step; 1041. superpressure stop collar; 1042. through hole.
Embodiment
As shown in Figure 1, 2, many spools of the utility model dynamic flow balance valve, comprises entrance valve body 11, outlet valve body 1, composition board 8 and multiple mangetic core assembly 10.Composition board 8 seals fixing clamp and is located between entrance valve body 11 and outlet valve body 1, and multiple mangetic core assemblies 10 all run through and seal and are fixed on composition board 8.Mangetic core assembly 10 is made up of spool 101, spool housing 102, spring 103, locking nut 104, spool 101 is provided with the side stream passages of end face fixed hole 1011 and both sides symmetry, side stream passages comprises that two equally distributed fixing elliptical apertures 1012,1013, two fixing elliptical apertures 1012 of the equally distributed variable orifice of two or four are connected one by one with two symmetrical variable orifices 1013 wherein respectively.
The in the situation that of small flow, the variable orifice 1013 in the utility model is set to two, and these two variable orifices 1013 are symmetrical arranged, and is communicated with one by one with corresponding fixing elliptical aperture 1012 respectively, and the circulation area of two variable orifices 1013 is identical simultaneously.
The in the situation that of large flow, variable orifice 1013 in the utility model is set to four, two fixing elliptical apertures 1012 are connected one by one with two symmetrical variable orifices 1013 wherein respectively, the circulation area difference of two simultaneously adjacent variable orifices 1013, the circulation area of two variable orifices 1013 of symmetry plane is identical.
In the utility model, the upper end of spool housing 102 is positioned at outlet valve body 1, between the lower end outer wall of spool housing 102 and composition board 8, be provided with O-ring seals 29 to form end face seal, spool 101 upper end open are provided with flange 1014, on the lower end inwall of spool housing 102, be provided with mating flange 1014 spool 101 is carried out to spacing step 1021, spool 101 lower ends are positioned at inlet valve body 11, superpressure stop collar 1041 is installed on locking nut 104, and the side opening of superpressure stop collar 1041 is provided with through hole 1042, between locking nut 104 and superpressure stop collar 1041, be integral structure simultaneously, locking nut 104 is threaded with the upper end inwall of spool housing 102, spring 103 is positioned at spool housing 102, and spring 103 one end are located in locking nut 104, the other end is located on the spacing end face of spool 101.
Spool housing 102 is fixed on composition board 8 by valve core housing 3 and screw 4.Specifically, valve core housing 3 is located on the lower end wall body of spool housing 102, provides pretightening force that valve core housing 3 and spool housing 102 are fixed on composition board 8 with screw 4.Screw 4 passes through washer sealing with composition board 8 joints.
Entrance valve body 11 is connected by flange with outlet valve body 1, fixes and provide seal preload with bolt 2, nut 6.
Composition board 8 is clipped between entrance valve body 11 and the flange groove of outlet valve body 1, and composition board 8 and O-ring seals one 7 sealings for flange contacting point can only flow in outlet valve body 1 from mangetic core assembly 10 fluid.
Working procedure of the present utility model is: fluid flows into entrance valve body 11 from right side, end face fixed hole 1011 and the side stream passages of mangetic core assembly 10 of flowing through enters in mangetic core assembly 10, spool housing 102 sides of mangetic core assembly 10 have square opening, bottom surface has circular port, be convenient to the unobstructed outflow mangetic core assembly 10 of fluid, flow into outlet valve body 1, complete through-flow process.
Many spools of the utility model dynamic flow balance valve, can reduce lateral force imbalance, and overcurrent is even, reduces resistance, improves stability, increases the service life, and convenient processing and management, cost-saving, easy to loading and unloading simultaneously.
Above-described embodiment is only for the inventive concept of the present utility model of explaining, but not restriction to the utility model rights protection, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should fall into protection domain of the present utility model.
Claims (6)
1. spool dynamic flow balance valve more than a kind, it is characterized in that: comprise entrance valve body, outlet valve body, composition board and multiple mangetic core assembly, composition board sealing fixing clamp is located between entrance valve body and outlet valve body, multiple mangetic core assemblies all run through and seal and are fixed on composition board, mangetic core assembly is by spool, spool housing, spring, locking nut composition, spool is provided with the side stream passages of end face fixed hole and both sides symmetry, side stream passages comprises two equally distributed fixing elliptical apertures, the equally distributed variable orifice of two or four, two fixing elliptical apertures are connected one by one with two symmetrical variable orifices wherein respectively.
2. many spools dynamic flow balance valve as claimed in claim 1, is characterized in that: in described variable orifice, and the circulation area difference of two adjacent variable orifices, the circulation area of two variable orifices of symmetry plane is identical.
3. many spools dynamic flow balance valve as claimed in claim 1 or 2, it is characterized in that: the upper end of described spool housing is positioned at outlet valve body, between the lower end outer wall of spool housing and composition board, be provided with O-ring seals two to form end face seal, spool upper end open is provided with flange, on the lower end inwall of spool housing, be provided with mating flange spool is carried out to spacing step, spool lower end is positioned at inlet valve body, superpressure stop collar is installed on locking nut, and the side opening of superpressure stop collar is provided with through hole, between locking nut and superpressure stop collar, be integral structure simultaneously, locking nut is threaded with the upper end inwall of spool housing, spring is positioned at spool housing, and spring one end is located in locking nut, the other end is located on the spacing end face of spool.
4. many spools dynamic flow balance valve as claimed in claim 3, is characterized in that: described spool housing is fixed on composition board by valve core housing and screw.
5. many spools dynamic flow balance valve as claimed in claim 1, is characterized in that: described entrance valve body is connected by flange with outlet valve body, fixes with bolt, nut.
6. many spools dynamic flow balance valve as claimed in claim 5, is characterized in that: described composition board is clipped between entrance valve body and the flange groove of outlet valve body, and composition board and flange contacting point seal with O-ring seals one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813762.4U CN203730854U (en) | 2013-12-10 | 2013-12-10 | Multi-valve core dynamic flow balance valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813762.4U CN203730854U (en) | 2013-12-10 | 2013-12-10 | Multi-valve core dynamic flow balance valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730854U true CN203730854U (en) | 2014-07-23 |
Family
ID=51200929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320813762.4U Withdrawn - After Issue CN203730854U (en) | 2013-12-10 | 2013-12-10 | Multi-valve core dynamic flow balance valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730854U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742687A (en) * | 2013-12-10 | 2014-04-23 | 浙江盾安阀门有限公司 | Multi-spool dynamic flow balance valve |
-
2013
- 2013-12-10 CN CN201320813762.4U patent/CN203730854U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742687A (en) * | 2013-12-10 | 2014-04-23 | 浙江盾安阀门有限公司 | Multi-spool dynamic flow balance valve |
| CN103742687B (en) * | 2013-12-10 | 2016-01-20 | 浙江盾安阀门有限公司 | Many spools dynamic flow balance valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |