CN205859274U - Adjustable dynamic balance valve - Google Patents

Adjustable dynamic balance valve Download PDF

Info

Publication number
CN205859274U
CN205859274U CN201620755782.4U CN201620755782U CN205859274U CN 205859274 U CN205859274 U CN 205859274U CN 201620755782 U CN201620755782 U CN 201620755782U CN 205859274 U CN205859274 U CN 205859274U
Authority
CN
China
Prior art keywords
valve
diaphragm
dynamic balance
valve body
type flap
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.)
Active
Application number
CN201620755782.4U
Other languages
Chinese (zh)
Inventor
周晓普
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Amico Copper Valves Manufacturing Co Ltd
Original Assignee
Ningbo Amico Copper Valves Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ningbo Amico Copper Valves Manufacturing Co Ltd filed Critical Ningbo Amico Copper Valves Manufacturing Co Ltd
Priority to CN201620755782.4U priority Critical patent/CN205859274U/en
Application granted granted Critical
Publication of CN205859274U publication Critical patent/CN205859274U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of adjustable dynamic balance valve, belong to flow control valve, its structure includes valve body, spool, valve rod and handwheel etc., valve body has water inlet and outlet, mainly it is provided with diaphragm at body base, and be separated by diaphragm, mutual disconnected epicoele and cavity of resorption, this epicoele connection outlet, cavity of resorption connection water inlet;Diaphragm spring and guide pin bushing it is provided with again on diaphragm;Then the pretightning force of the entery and delivery port medium differential pressure and diaphragm spring by acting on the upper and lower surface of diaphragm realizes the flow equilibrium of valve;Additionally, arrange in valve body and rotate the bushing type flap installed, apopore is possessed on this bushing type flap, then turning set tubular type flap can carry out trace regulation to the output flow of valve, and drive bushing type flap to make lifting moving by turning over handwheel, the closing function of valve can be realized again, the structure after improvement have rational in infrastructure, rapid operation, regulation accurately, the advantage such as adjustable differential pressure scope is big, balance adjustment ability is reliable.

Description

Adjustable dynamic balance valve
Technical field
This utility model relates to the balancing valve structure in a kind of pipeline valve, specifically refers to adjustable dynamic balance valve.
Background technology
Dynamic balance valve, in the tubing needing to carry out flow-control, is particularly suited for the non-corruption such as heat supply, air-conditioning The flow-control of erosion property liquid medium, can make flow system flow automatic constant in the setting value required, thus in elimination system automatically The hydraulic misadjustment phenomenon that causes because of various factors, keeps user's necessary flow, overcomes " uneven in temperature ", improves heat supply, air-conditioning Room temperature qualification rate, effectively overcomes the bad method of operation of " big flow, the little temperature difference ", thus improves system energy efficiency, it is achieved economic fortune OK.At present, existing dynamic balance valve be primarily present regulation inaccuracy, adjustable differential pressure scope compared with little, noise is big, structure is complicated, peace The shortcomings such as dress is inconvenient, and also there is the problem such as balance adjustment ability easily inefficacy of valve inner structure.Therefore, for existing Have the defect existing for dynamic balance valve and deficiency, design a kind of simple in construction, easy to operate, do not affect valve power aperture feelings The accurate adjustable dynamic balance valve of flow-control can be reached under condition be extremely necessary.
Summary of the invention
Technical problem to be solved in the utility model be to overcome the defect of prior art and provide a kind of rational in infrastructure, Rapid operation, regulation are accurately, adjustable differential pressure scope is big, the reliable adjustable dynamic balance valve of balance adjustment ability.
Technical problem of the present utility model is achieved through the following technical solutions:
A kind of adjustable dynamic balance valve, including having the valve body of water inlet and outlet, being arranged between entery and delivery port Valve seat, the bushing type flap being arranged on valve seat and lifting moving be arranged on the sealing gasket in bushing type flap;Described is close Packing is arranged on valve rod lower end, and this valve rod upper end is stretched out valve body and connected handwheel;Described handwheel drives valve rod to drive sealing gasket to make Lifting moving also opens and closes valve seat, described body base be provided with seal install diaphragm, and be separated by diaphragm, do not connect mutually Logical epicoele and cavity of resorption, this epicoele connection outlet, cavity of resorption connection water inlet;Described upper intracavity is provided with guide pin bushing and leads with being sleeved on Diaphragm spring outside set, this guide pin bushing lower end fixedly mounts with described diaphragm, and the activity of guide pin bushing upper end is stretched in valve body;Described diaphragm Spring pushing tow guide pin bushing moves down.
Described body base be provided with seal install diaphragm seat and bottom, described diaphragm be fixedly mounted on diaphragm seat with Between bottom, and described diaphragm seat is separated into mutual disconnected epicoele and cavity of resorption in bottom.
It is provided with, in described diaphragm seat and valve body, the exhalant canal being respectively communicated with epicoele and outlet.
Described guide pin bushing be axially through hollow sleeve, this guide pin bushing lower end through diaphragm connect cavity of resorption, guide pin bushing upper end is stretched into Valve body connection water inlet.
Described bushing type flap have axially through flap hole, the outer circumference surface of bushing type flap is provided with multiple Apopore, each apopore connects flap hole and outlet respectively.
The outer circumference surface of described bushing type flap is provided with three apopores in " product " font, and these three outlets are pressed According to 60 degree of position distribution.
Described body top is provided with the valve pocket being tightly connected, and described handwheel is threaded in valve pocket, and by described The rotation of handwheel is converted to lifting moving.
Described bushing type flap top is provided with the spool being tightly connected, and body top is provided with and described spool is held out against installation Valve gap;Being provided with orienting cover in described spool, spool top is provided with the pressure cap that described orienting cover holds out against installation;Described valve Bar upper end sequentially passes through orienting cover and pressure cap connects handwheel;Described spool top is stretched out valve gap and is exposed, and rotational valve core drives set Tubular type flap makees synchronous axial system.
The valve rod spring that elastic top valve push rod moves up it is provided with in described orienting cover.
Described valve rod lower end is provided with hard-wired base, and this base bottom surface is provided with mounting groove, and described sealing gasket is embedding Dress is fixed in described mounting groove.
Compared with prior art, this utility model is mainly provided with diaphragm at body base, and be separated by diaphragm, Mutual disconnected epicoele and cavity of resorption, this epicoele connection outlet, cavity of resorption connection water inlet;Diaphragm bullet it is respectively equipped with again on diaphragm Spring and guide pin bushing;Therefore, by acting on pressure reduction and the pretightning force of diaphragm spring of the entery and delivery port medium on the upper and lower surface of diaphragm Realize the flow equilibrium effect of valve;Rotate, it addition, arrange in valve body, the bushing type flap installed, this bushing type flap has Standby apopore, then turning set tubular type flap can carry out trace regulation to the output flow of valve, and drives by turning over handwheel Bushing type flap makees lifting moving, can realize again the closing function of valve, therefore this adjustable dynamic balance valve has structure and closes The advantages such as reason, rapid operation, regulation are accurately, adjustable differential pressure scope is big, balance adjustment ability is reliable.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of flap.
Detailed description of the invention
By above-mentioned accompanying drawing, this utility model embodiment will be elaborated again below.
As shown in Figure 1 and Figure 2,1. bottom, 2. "O"-ring, 3. diaphragm seat, 4. diaphragm, 5. descend diaphragm pressing plate, 6. water outlet logical Road, 7. upper diaphragm pressing plate, 8. diaphragm spring, 9. guide pin bushing, 10. water inlet, 11. valve seats, 12. bushing type flaps, 121. flap holes, 122. apopores, 13. sealing gaskets, 14. bases, 15. valve rods, 16. outlets, 17. spools, 18. valve gaps, 19. valve pockets, 20. axles With circlip, 21. handwheels, 22. plain washers, 23. valve rod springs, 24. orienting covers, 25. pressure caps, 26. valve bodies, 27. epicoeles, 28. cavity of resorptions.
Adjustable dynamic balance valve, relates to a kind of pipeline valve for needing to carry out flow-control, is particularly suited for supplying The flow-control of the non-corrosive liquid media such as heat, air-conditioning, can make flow system flow automatic constant in the setting value required, thus from The hydraulic misadjustment phenomenon caused because of various factors in dynamic elimination system.
Its structure includes the structures such as valve body 26, bushing type flap 12, spool 17, valve rod 15, valve gap 18, valve pocket 19 and handwheel 21 Become.
Described valve body 26 is respectively arranged at two ends with the through water inlet of level 10 and outlet 16, as a example by shown in Fig. 1, depending on Being water inlet 10 on the left of figure, be outlet 16 on the right side of view, the mode that entery and delivery port uses silk mouth to connect is connected with external pipe Logical;It is provided with axial line between described entery and delivery port and is perpendicular to the limbers of entery and delivery port line, in this limbers, be provided with spiral shell Stricture of vagina connects fixing valve seat 11, and valve seat is that hollow structure is for water flowing.
Described valve seat 11 is arranged over the bushing type flap 12 in vertical cylindrical tube shape, this bushing type flap such as Fig. 2 institute Show, have in it axially through flap hole 121, the outer circumference surface of bushing type flap 12 is provided with three apopores 122, should Three apopores are in " product " set up of character patt ern, and according to 60 degree of position distribution, each apopore 122 connects flap hole 121 respectively With outlet 16.
Holding out against bottom described bushing type flap 12 on valve seat 11, top is provided with threaded fixing spool 17, and Valve body 26 top is additionally provided with threaded valve gap 18, and by end in contact spool 17 under valve gap, spool holds out against installation, Spool 17 top is stretched out valve gap 18 and is exposed, therefore rotational valve core 17 can drive bushing type flap 12 synchronous axial system, then coordinate three Apopore 122 just can set water-outlet area size, thus sets the maximum output stream value of valve;Described spool 17 and sleeve pipe Arrange "O"-ring 2 between formula flap 12 to seal as connecting, be provided with "O"-ring 2 between spool 17 and valve body 26 as movable sealing Part.
Installing sealing gasket 13 in described bushing type flap 12, this sealing gasket can be by vertically-mounted valve rod 15 band action liter Fall is mobile, and concrete structure is: being first provided with hard-wired base 14 in valve rod 15 lower end, this base bottom surface is provided with mounting groove, then Be fixed in mounting groove by sealing gasket 13 setting-in, then valve rod 15 moves down and drives sealing gasket 13 to rise in bushing type flap 12 Fall is mobile, when sealing gasket 13 completely attaches to valve seat 11, just can close valve seat, namely realize the closing function of valve.
Being provided with orienting cover 24 in described spool 17, this orienting cover is made threaded pressure cap 25 by spool 17 top and is given Hold out against installation, "O"-ring 2 formation is set between pressure cap and spool 17 and is tightly connected;Described valve rod 15 upper end sequentially passes through fixed Connect to set 24 and pressure cap 25 and have handwheel 21, in orienting cover, be provided with the valve rod spring 23 being sleeved on outside valve rod 15, this valve rod bullet Spring upper end pushing tow is being made on the fixing plain washer 22 of setting-in and circlip for shaft 20 with valve rod 15, valve rod spring 23 lower end pushing tow On the plain washer 22 that orienting cover 24 inner bottom surface is installed, therefore under normality, elastic pushing tow by valve rod spring 23 makes valve rod 15 all the time Possesses the trend moved up.
Described handwheel 21 is threaded in the valve pocket 19 of hollow-core construction, and valve pocket is the most threadedly fixedly mounted on Valve body 26 top, therefore rotate handwheel 21 and be convertible into lifting moving, and then the sealing gasket 13 of band ovable valve stem 15 and valve rod lower end exists Make lifting moving in bushing type flap 12, thus realize valve opening and closing, and between valve rod 15 and spool 17, valve rod 15 and pressure cap 25 Between be equipped with "O"-ring 2 using as dynamic seal.
It is provided with threaded diaphragm seat 3 bottom described valve body 26, between this diaphragm seat and valve body 26, is provided with "O"-ring 2 as connecting sealing member, and diaphragm seat 3 is provided with threaded bottom 1, also is provided with " O " between this bottom and diaphragm seat Type circle 2 is as connecting sealing member, therefore is formed with chamber in bottom 1 and diaphragm seat 3;Meanwhile, pacify between bottom 1 and diaphragm seat 3 Equipped with diaphragm 4, diaphragm seat 3 is separated into mutual disconnected epicoele 27 and cavity of resorption 28 in bottom 1 by this diaphragm, and epicoele is by setting Put exhalant canal 6 in diaphragm seat 3 with valve body 26 to be connected with outlet 16.
Being provided with guide pin bushing 9 and the diaphragm spring 8 being sleeved on outside guide pin bushing in described epicoele 27, this guide pin bushing lower end is by upper and lower Diaphragm pressing plate 7,5 fixedly mounts with diaphragm 4, and guide pin bushing 9 upper end activity is stretched in valve body 26, sets between guide pin bushing and diaphragm seat 3 There is "O"-ring 2 as dynamic seal;Described guide pin bushing 9 be one axially through hollow sleeve, this guide pin bushing lower end pass diaphragm 4 Connection cavity of resorption 28, guide pin bushing upper end is stretched into valve body 26 and is connected water inlet 10.
Described diaphragm spring 8 upper end pushing tow is on the inner top surface of diaphragm seat 3, and diaphragm spring 8 lower end pushing tow is at upper diaphragm On pressing plate 7, therefore guide pin bushing 9 is made to possess the trend making to move down all the time by the elastic pushing tow of diaphragm spring 8 under normality.
Working method of the present utility model is: is derived by diaphragm spring 8 elastic top and overlaps 9 output flows carrying out compensation flap Remain identical;Drive bushing type flap 12 to rotate by rotational valve core 17, thus set the water-outlet area of bushing type flap Size, the final maximum output stream value setting valve;Valve seat is contacted with sealing gasket 13 by rotating handwheel 21 band ovable valve stem 15 11, thus realize the closing function of valve.
The above is only specific embodiment of the utility model, it should be appreciated by those skilled in the art that any and this reality Execute the structure design of example equivalent, within should be included in protection domain of the present utility model.

Claims (10)

1. an adjustable dynamic balance valve, including have water inlet (10) and outlet (16) valve body (26), be arranged on into, Valve seat (11) between outlet, the bushing type flap (12) being arranged on valve seat and lifting moving are arranged on bushing type flap (12) sealing gasket (13) in;Described sealing gasket is arranged on valve rod (15) lower end, and this valve rod upper end is stretched out valve body (26) and connected Handwheel (21);Described handwheel drives valve rod (15) to drive sealing gasket (13) make lifting moving and open and close valve seat (11), its feature It is that described valve body (26) bottom is provided with and seals the diaphragm (4) installed, and be separated by diaphragm, mutual disconnected epicoele And cavity of resorption (28) (27), this epicoele connection outlet (16), cavity of resorption connection water inlet (10);It is provided with in described epicoele (27) and leads Set (9) and the diaphragm spring (8) being sleeved on outside guide pin bushing, this guide pin bushing lower end fixedly mounts with described diaphragm (4), and guide pin bushing upper end is movable Stretch in valve body (26);Described diaphragm spring (8) elastic top derivation set (9) moves down.
Adjustable dynamic balance valve the most according to claim 1, it is characterised in that described valve body (26) bottom is provided with close The diaphragm seat (3) of envelope installation and bottom (1), described diaphragm (4) is fixedly mounted between diaphragm seat (3) and bottom (1), and will It is separated into mutual disconnected epicoele (27) and cavity of resorption (28) in described diaphragm seat (3) and bottom (1).
Adjustable dynamic balance valve the most according to claim 2, it is characterised in that described diaphragm seat (3) and valve body (26) Inside it is provided with the exhalant canal (6) being respectively communicated with epicoele (27) and outlet (16).
Adjustable dynamic balance valve the most according to claim 1, it is characterised in that described guide pin bushing (9) be axially through Hollow sleeve, this guide pin bushing (9) lower end is through diaphragm connection cavity of resorption (28), and valve body (26) connection water inlet (10) is stretched in guide pin bushing upper end.
Adjustable dynamic balance valve the most according to claim 1, it is characterised in that described bushing type flap (12) has Axially through flap hole (121), the outer circumference surface of bushing type flap (12) is provided with multiple apopore (122), each go out Water hole connects flap hole (121) and outlet (16) respectively.
Adjustable dynamic balance valve the most according to claim 5, it is characterised in that outside described bushing type flap (12) Periphery is provided with three apopores in " product " font (122), and these three outlets are according to 60 degree of position distribution.
Adjustable dynamic balance valve the most according to claim 1, it is characterised in that described valve body (26) top is provided with close The valve pocket (19) that envelope connects, described handwheel (21) is threaded in valve pocket (19), and the rotation of described handwheel (21) is turned It is changed to lifting moving.
Adjustable dynamic balance valve the most according to claim 1, it is characterised in that described bushing type flap (12) top Being provided with the spool (17) being tightly connected, valve body (26) top is provided with the valve gap (18) that described spool (17) holds out against installation;Described Spool (17) in be provided with orienting cover (24), spool (17) top is provided with the pressure cap that described orienting cover (24) holds out against installation (25);Described valve rod (15) upper end sequentially passes through orienting cover (24) and pressure cap (25) connects handwheel (21);Described spool (17) top is stretched out valve gap (18) and is exposed, and rotational valve core drives bushing type flap (12) to make synchronous axial system.
Adjustable dynamic balance valve the most according to claim 8, it is characterised in that be provided with bullet in described orienting cover (24) The valve rod spring (23) that property pushing tow valve rod (15) moves up.
Adjustable dynamic balance valve the most according to claim 1, it is characterised in that described valve rod (15) lower end is provided with solid The base (14) of Dingan County's dress, this base bottom surface is provided with mounting groove, and described sealing gasket (13) setting-in is fixed in described mounting groove.
CN201620755782.4U 2016-07-19 2016-07-19 Adjustable dynamic balance valve Active CN205859274U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620755782.4U CN205859274U (en) 2016-07-19 2016-07-19 Adjustable dynamic balance valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620755782.4U CN205859274U (en) 2016-07-19 2016-07-19 Adjustable dynamic balance valve

Publications (1)

Publication Number Publication Date
CN205859274U true CN205859274U (en) 2017-01-04

Family

ID=57648093

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620755782.4U Active CN205859274U (en) 2016-07-19 2016-07-19 Adjustable dynamic balance valve

Country Status (1)

Country Link
CN (1) CN205859274U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108953638A (en) * 2018-06-26 2018-12-07 浙江派沃自控仪表有限公司 Self-operated type dual control point quick action emergency valve
CN110701307A (en) * 2018-07-09 2020-01-17 北京艾迪西暖通科技有限公司 Dynamic balance constant temperature heating valve

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108953638A (en) * 2018-06-26 2018-12-07 浙江派沃自控仪表有限公司 Self-operated type dual control point quick action emergency valve
CN108953638B (en) * 2018-06-26 2023-06-27 浙江派沃自控仪表有限公司 Self-operated emergency cut-off valve with double control points
CN110701307A (en) * 2018-07-09 2020-01-17 北京艾迪西暖通科技有限公司 Dynamic balance constant temperature heating valve
CN110701307B (en) * 2018-07-09 2022-03-22 北京艾迪西暖通科技有限公司 Dynamic balance constant temperature heating valve

Similar Documents

Publication Publication Date Title
CN205859274U (en) Adjustable dynamic balance valve
CN204345034U (en) A kind of compressed natural gas guide electromagnetic valve
CN206206721U (en) A kind of pressure-reducing valve
CN206347157U (en) A kind of slow opening-closing shaft flow check valve
CN204553961U (en) A kind of reduction valve
CN204201202U (en) A kind of Depressure valve
CN202790754U (en) Adjustable spring pressure reducing valve
CN202972084U (en) Dynamic balance and electric regulation valve
CN103075544B (en) Anti-scald constant-temperature faucet
CN201909078U (en) Multifunctional dynamic flow rate balance valve
CN202182222U (en) Piston type balanced self-reliance pressure-regulating valve
CN102086946B (en) Multifunctional dynamic flow balancing valve
CN114370513A (en) Internal expansion sealing valve
CN205331488U (en) Novel flow characteristic adjustable valve
CN203797061U (en) Swing low temperature check valve
CN203309328U (en) Improved water supply regulating valve
CN203585471U (en) Direct flow piston type guide adjustable reducing valve
CN204083264U (en) A kind of piston is as the single-seat adjusting valve of balancing component
CN204592374U (en) The modulating valve of new structure
CN206929373U (en) Pressure balanced floating ball valve
CN205937902U (en) Y type gate valve
CN205978485U (en) Stop valve that can vertically install
CN209654617U (en) A kind of high-pressure stop valve
CN204226808U (en) The two cylinder reduction regulation segmented septum valve of interior air inlet
CN205877202U (en) A pneumatic cylinder for toilet automatic flushing device

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant