CN202012650U - Film pressure type dynamic balance manual regulating valve - Google Patents
Film pressure type dynamic balance manual regulating valve Download PDFInfo
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- CN202012650U CN202012650U CN2010207001784U CN201020700178U CN202012650U CN 202012650 U CN202012650 U CN 202012650U CN 2010207001784 U CN2010207001784 U CN 2010207001784U CN 201020700178 U CN201020700178 U CN 201020700178U CN 202012650 U CN202012650 U CN 202012650U
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Abstract
The utility model provides a film pressure type dynamic balance manual regulating valve, comprising a handle assembly and an integration valve under and in fixed connection with the handle assembly; the unique integrated design combines valve dynamic flow balance and flow adjustment into one, and a small torque small angle travel turn-off structure is used to realize flow adjustment. The designs of valve bodies and automatic flow balance component structures are optimized to reduce flow resistance and noises; the design of the handle assembly is suitable for the use environments of piping shafts, and possesses the advantages of large circulation capability, accurate and convenient operation control, wide work pressure difference scope, convenient assembling and maintenance, long service life and low cost; the handle assembly can be controlled in real time at a manual setting state through valve flow. The film pressure type dynamic balance manual regulating valve is mainly applied on building heating ventilation air-conditioning systems, industrial or civil fluid pipe network transmission and distribution systems and petroleum and chemical industries, and fundamentally solves the problem of hydraulic flow imbalance of client pipe network systems; adjustment is performed in real time to ensure pipe network dynamic flow balance and to save energy.
Description
Technical field
The utility model relates to a kind of valve, is specifically related to a kind of mould formula transient equiliblium manual modulation valve.
Background technique
In the different journey pipe network of fluid transmission ﹠ distribution flow-changing water system, the resistance of often only considering index circuit during actual design calculates, when the actuating pressure of system's least favorable node was guaranteed, the actuating pressure of other node may cause the hydraulic misadjustment of system much larger than design load.Also can cause moving flow off-design value and the type selecting of water pump is excessive or improper, the result of pipe network water force unbalance causes the increase of a large amount of wastes of the energy, running noises and the shortening of service life of equipment.In order to alleviate or to eliminate this pipe network energy imbalance, need constantly debug system, not only trouble expends the plenty of time, the more important thing is that this adjusting lags behind, and there is energy imbalance at any time in system during consequently actual the use.
The operating pressure differential scope of the transient equiliblium manual modulation valve of domestic manufacturer's production at present is little, and flow control accuracy is low, has serious vibrating noise, can't satisfy the needs of actual engineering.Analyze from the structure of product, these products all are simply flow balance valve and modulating valve to be combined, and the resistance coefficient of valve is very big, and physical dimension is also very big, and it is bigger to turn-off required power value, is unfavorable for the engineering practical application; And the defective in the design of the handle of valve or the existence locking perhaps is not suitable for narrow and small conduit shaft environment because of taking than large space, perhaps easily produces stuck phenomenon under sweated environment.
Summary of the invention
The utility model is finished in order to solve deficiency of the prior art, the purpose of this utility model provides the mould formula transient equiliblium manual modulation valve that a kind of rational in infrastructure, operating pressure differential wide ranges, control accuracy height, resistance coefficient are little, easy to adjust, can be controlled at manual set condition in real time by the flow of valve, be mainly used on building heating ventilation air-conditioning system and industry or the civilian fluid pipe network distributing system, with the fluid flow of control flows through equipment and user, real-time regulated reaches the purpose of guaranteeing pipe network dynamic flow balance and energy saving.
The technical solution of the utility model is:
Mould formula transient equiliblium manual modulation valve, comprise Handleset and be positioned at described Handleset below, with the one valve that described Handleset is fixedlyed connected and the center is coaxial, it is characterized in that:
Described one valve comprises loam cake, lower cover, at the valve body that tightens together between loam cake and the lower cover and with loam cake and lower cover and be positioned at valve inner and with the flow regulating unit of valve body concentric be positioned at flow equilibrium assembly below the flow regulating unit; Described flow regulating unit is positioned at the loam cake below and is positioned at the fluid input place on described valve body top, fixedlys connected with compression spring with screw with valve body, and the regulation structure of employing angle stroke mode and Handleset and valve body form a whole; Described flow equilibrium assembly is positioned at the bottom of valve body, and lower cover and valve body are fixed in the valve body chamber by screw, and the lower cover pressure guide hole that descends to cover communicates with the valve body pressure guide hole on the valve body;
Described Handleset comprises the handle set of the disc of fixedlying connected with the one valve of the foot that is positioned at Handleset, handle body and the stop pin on the handle set; The center of described handle set is the large through-hole that can pass the valve shaft of one valve; In 90 ° of scopes of the sidewall of described handle set, circumferentially evenly be placed with the trapezoidal hole of a plurality of perforations; Described handle body comprises grip part and basal disc, fixedlys connected with described basal disc in the bottom of described grip part, forms cavity between described grip part and the described basal disc; The center of described basal disc be one with the through hole of the large through-hole concentric of described handle set, on described basal disc, protrude the clamping arrangement that is formed with symmetry around the through hole, described clamping arrangement is a pair of symmetrically arranged clamp clip, the outside arcuation in the middle part of described each clamp clip is outstanding, both sides extend in parallel, fit with the valve shaft end sides of the modulating valve of the large through-hole that passes handle set respectively in the through hole at the center of basal disc and the middle part of clamp clip, extending in parallel on the part of each clamp clip is arranged with perforation, fastening piece and perforation cooperate locks clamp clip, thereby valve shaft is pushed down locking, handle body and valve shaft are synchronized with the movement; The periphery of the basal disc on the described handle body is provided with a circular locking jack; Described stop pin is a stainless steel part, be divided into three sections from top to down, be respectively the top knurled head that plays anti-skidding and the effect that beautifies, with handle body on the periphery of basal disc on the circle locking jack columniform stage casing of fitting and the trapezoid body of fitting with the trapezoidal hole on the handle set.
Further, the utility model can also be:
Described Handleset is screwed with the loam cake of described one valve by the mounting hole that is symmetricly set on described handle set and is connected; Described mounting hole has 4.
Described flow regulating unit comprises from top to bottom joining shaft, holddown spring, adjustment sheet, the adjustment disk of centres; Adjustment disk is by screw and gasket seal and valve body fixed seal connection; Joining shaft is positioned at body cavity, and the center concentric with valve shaft, that it passes adjustment sheet also drives adjustment sheet and relatively rotates on adjustment disk; Holddown spring compresses adjustment sheet and adjustment disk, and adjustment sheet is closely contacted with adjustment disk; First nut makes joining shaft, holddown spring, adjustment sheet and adjustment disk link into an integrated entity from the below; Adjustment sheet is connected with valve shaft by joining shaft, and adjustment sheet is two symmetrical each other sector structures; Have on the described adjustment disk and the corresponding opening of the sector structure of described adjustment sheet, thereby the area that the opening on the rotation of the adjustment sheet relative adjustment dish change adjustment disk exposes is regulated the flow by opening.
Described adjustment sheet and described adjustment disk are made by the little material of surface roughness, described adjustment sheet is connected with valve shaft by joining shaft, the described relatively adjustment disk of described adjustment sheet rotatablely moves as the angle and realizes that little moment of torsion valve ON/OFF, the rotation angle of described adjustment sheet on described adjustment disk are 90 degree to the maximum.
The middle part of described valve body is anchor ring fluid passage, slope wide at the top and narrow at the bottom.
Described flow equilibrium assembly comprises balanced plug, balance seat, spring bracket, spring, the little axle of connection, spring seat, diaphragm, compressing tablet, catch, second nut, an O type circle, the 2nd O type circle; The one O type circle is embedded in the groove on balance seat top, guarantees the sealing between balance seat and the balanced plug; The 2nd O type circle is embedded in the lower recess of balance seat, guarantees to seal between balance seat and the valve body; Balanced plug is passed an O type circle and is connected with spring seat by little axle; Be embedded between the spring bracket of balance seat inner chamber and the spring seat spring is housed; Diaphragm compresses by second nut between compressing tablet and catch; Described lower cover and valve body are pressed on diaphragm and balance seat in the valve body chamber by screw, and the lower cover pressure guide hole that descends to cover communicates with the valve body pressure guide hole on the valve body.
Circle locking jack and stop pin on the described handle body cooperate, and form the locking device of Handleset, realize the flow locking in shutoff, standard-sized sheet and the neutral position of modulating valve.
The basal disc of described handle body is provided with the master calibration district, and numeral order is from right to left arranged, and the consecutive number word space is identical with the trapezoidal hole interval on the handle set; The below in described master calibration district is the pointer hole of an oval arc, and the pointer of projection is indicated the corresponding scale in master calibration district in pointer hole lower slider on the handle set of handle body below.
The orthodrome transition of conveniently controlling is adopted at its corner and with described basal disc junction in described grip part, and the back side at the top of grip part is to make things convenient for the indent of grasping circular-arc.
Described Handleset also comprises secondary scale label, and secondary scale label scale interval is identical with the interval in master calibration district, is fixed on the side wall surface of handle set.
Mould formula transient equiliblium manual modulation valve of the present utility model adopts unique integrated design, and valve dynamic flow balance and Flow-rate adjustment are combined together, and the little angle of little moment of torsion stroke turn-offs structure and realizes Flow-rate adjustment; Optimal design valve body and automatic flow equalizing feature structure reduce flow resistance and noise, further realize energy-saving environmental-protection function; The design of Handleset is fit to the Environmental Conditions of conduit shaft, it is big to have negotiability, the operation precise control is convenient, the operating pressure differential scope is wide, assemble easy to maintenance, life-span is long, the control accuracy height, resistance coefficient is little, advantage of low manufacturing cost, flow by valve can be controlled at manual set condition in real time, be mainly used in building heating ventilation air-conditioning system and industry or civilian fluid pipe network distributing system and oil, industries such as chemical industry, with the fluid flow of control flows through equipment and user, fundamentally solve client's pipe network system water conservancy flow detuning phenomena, real-time regulated reaches the purpose of guaranteeing pipe network dynamic flow balance and energy saving.
Description of drawings
Fig. 1 is the perspective view of mould formula transient equiliblium manual modulation valve of the present utility model.
Fig. 2 is the plan view of mould formula transient equiliblium manual modulation valve of the present utility model.
Fig. 3 is the rear view of mould formula transient equiliblium manual modulation valve of the present utility model.
Fig. 4 is the left view of mould formula transient equiliblium manual modulation valve of the present utility model.
Fig. 5 is the right elevation of mould formula transient equiliblium manual modulation valve of the present utility model.
Fig. 6 is the plan view of mould formula transient equiliblium manual modulation valve of the present utility model.
Fig. 7 is the worm's eye view of mould formula transient equiliblium manual modulation valve of the present utility model.
Fig. 8 is the sectional view of Fig. 2 of the present utility model.
Fig. 9 is the sectional view of the one valve behind the removal Handleset of the present utility model.
Figure 10 is the structural representation of the adjustment sheet of one valve of the present utility model.
Figure 11 is the sectional view of the A-A direction of Figure 10.
Figure 12 is the structural representation of the Flow-rate adjustment dish of one valve of the present utility model.
Figure 13 is the sectional view of the B-B direction of Figure 12.
Figure 14 is the perspective view of the Handleset of modulating valve of the present utility model.
Figure 15 is the plan view of Handleset of the present utility model.
Figure 16 is the left view of Handleset of the present utility model.
Figure 17 is the right elevation of Handleset of the present utility model.
Figure 18 is the plan view of Handleset of the present utility model.
Figure 19 is the worm's eye view of Handleset of the present utility model.
Figure 20 is the plan view of handle set of the present utility model.
Figure 21 is the sectional view of the C-C direction of Figure 15.
Figure 22 is the structural representation of stop pin of the present utility model.
Figure 23 be Figure 22 stop pin left view.
Description of reference numerals
1. valve shaft 2. loam cakes 3. axle sleeves 4. valve bodies 5. joining shafts 6. holddown springs
7. adjustment sheet 8. adjustment disks 9. balanced plug 10. balance seats 11. spring brackets
12. 13. little 14.O types of spring circle, 15. plugs, 16. spring seats, 17. lower covers
The secondary scale label of the circular locking of 30. second nuts, 31. lower cover pressure guide holes, 32. valve body pressure guide holes, 33. openings, 34. fluid passages, 35. water inlets, 36. body cavities, 37. delivery ports, 38. flow equilibrium assembly inner chambers, 39. entry pilot chamber 40... handle set 41... handle body 42... stop pin 43... large through-hole 44... trapezoidal hole 45... installing hole 46... grip part 47... basal disc 48... through hole 49... clamping structure 50... perforation 51... limiting stand 52... jack 53... knurled head 54... stage casing 55... prismatoid 56... master calibration district 57... pointer hole 58... 18.O type circle 19.O type circle 20.O type circle 21. screws 22. screws 23. pads 24. first nuts 25. an O type circle 26. the 2nd O type circle 27. diaphragms 28, briquetting 29. gears are determined
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Mould formula transient equiliblium manual modulation valve of the present utility model shown in Fig. 1-2 3, comprise Handleset and be positioned at Handleset below, fixedly connected with Handleset and one valve that the center is coaxial, wherein, the one valve comprise loam cake 2, lower cover 17, at the valve body 4 that tightens together between loam cake 2 and the lower cover 17 and with loam cake 2 and lower cover 17 and be positioned at valve body 4 inside and with the flow regulating unit of valve body 4 concentrics be positioned at flow equilibrium assembly below the flow regulating unit.
Flow regulating unit is positioned at the loam cake below and is positioned at the fluid input place on valve body 4 tops, fixedlys connected with compression spring with valve body 4 usefulness screws, and the regulation structure of employing angle stroke mode and Handleset and valve body form a whole; The flow equilibrium assembly is positioned at the bottom of valve body 4, and lower cover 17 is fixed in the valve body chamber by screw with valve body, and the lower cover pressure guide hole 31 on the lower cover 17 communicates with valve body pressure guide hole 32 on the valve body.
Flow regulating unit comprises from top to bottom joining shaft 5, holddown spring 6, adjustment sheet 7, adjustment disk 8 and first nut 24 of centres.
Joining shaft 5 is positioned at the body cavity center, and is concentric with valve shaft 1, is fixedly linked with valve shaft 1.Be being connected of a kind of tenon-slot type between valve shaft 1 and the joining shaft 5, the bottom projection of valve shaft 1 inserts the groove on the joining shaft 5, makes valve shaft 1 and joining shaft 5 reach the effect of synchronous rotation.
The center drilling of adjustment disk 8 passing joining shaft, and has on the adjustment disk and corresponding two openings 33 that the center is symmetrically distributed on adjustment disk shown in Figure 12-13 of the sector structure of adjustment sheet.Opening 33 is asymmetric fan-shaped, the radius size of one end is less, the other end bigger, the motion of adjustment sheet 7 on adjustment disk is to hide opening 33 fully from adjustment sheet, an end bigger from radius rotates gradually to the less end of size, clockwise direction as shown in figure 10, thereby the area that opening 33 is exposed increases gradually, such design, increase though can guarantee the area that exposes because of opening 33 when valve is just opened, pace of change is less, can not cause bigger aperture, thereby avoid strong variations because of aperture to cause acute variation, thereby can not cause the instability of system by the flow of opening.Along with the unlatching of valve, the position of adjustment sheet constantly changes, and the area of the opening 33 that exposes increases gradually, makes the negotiability linear change, to guarantee the linearly adjust of valve negotiability.The unique design of above-mentioned adjustment sheet and opening makes modulating valve of the present utility model can guarantee linear flow regulating function.Vice versa.
The bottom surface of adjustment sheet 7 closely contacts with the end face of adjustment disk 8, and adjustment disk 8 is fixedlyed connected with valve body 4 with gasket seal 23 by screw 22, and guarantees to seal non-internal leakage.
The joining shaft 5 and first nut 24 cooperate from the outside thread of below with the bottom of the joining shaft 5 at the center of passing adjustment sheet and adjustment disk, screw, joining shaft 5, holddown spring 6, adjustment sheet 7 and adjustment disk 8 are linked into an integrated entity, joining shaft 5 passes the center of adjustment sheet 7 and drives adjustment sheet 7 and relatively rotates on adjustment disk 8, and holddown spring 6 compresses adjustment sheet 7 and adjustment disk 8.
The sector structure of the rotation change adjustment sheet of adjustment sheet 7 relative adjustment dishes 8 is blocked the area of the opening 33 of adjustment disk, has also just changed the opening area that exposes in other words, thereby has regulated the flow by opening.Can guarantee linearly adjust or ratio adjusting by opening area design special on the adjustment disk 8.
Flow-rate adjustment of the present utility model relies on the adjustment sheet 7 of fan-shaped design under the drive of joining shaft 5, and the Flow area that changes particular design on the adjustment disk 8 is realized.Adjustment sheet and adjustment disk can be made by the little material of surface roughness, make adjustment sheet 7 very little with the surface roughness that adjustment disk 8 contacts.
Joining shaft 5 drives adjustment sheets 7 to do the maximum rotation angle on adjustment disk 8 is relatively rotating of 90 degree during work, surface friction drag when relatively rotating between adjustment sheet and the adjustment disk is very little, required torque was very little when adjustment sheet 7 rotated, the described relatively adjustment disk of adjustment sheet rotatablely moves as the angle and realizes little moment of torsion valve ON/OFF realizing flow regulating function.Handleset can drive valve shaft 1 very easily, thus and 7 actions of the adjustment sheet below driving.
As shown in Figure 9, the middle part of adjustment disk below, valve body 4 is anchor ring fluid passage, slope 34 wide at the top and narrow at the bottom, and the cone cavity design of this body cavity uniqueness makes the fluid passage smooth and easy reasonable, can reduce the local resistance of valve in system, and is more energy-conservation.Fluid enters from valve body water inlet 35, enters body cavity 36 by the anchor ring fluid passage, slope 34 in the middle part of the opening on the adjustment disk 33, the process valve body, is flowed out by valve body water outlet 37 again.Because the reasonably optimizing of fluid passage makes equilibrium function be easier to realize under the situation of relative Small diaphragm-piece and little pretightening force, can effectively reduce vibration and noise, energy-saving and environmental protection more.
Flow equilibrium assembly of the present utility model be positioned at the bottom of valve body 4 and be positioned at anchor ring fluid passage, slope 34 and be positioned at joining shaft under, between flow equilibrium assembly and the anchor ring fluid passage, slope 34 is body cavity 36, the flow equilibrium assembly comprises the coaxial balanced plug in center 9, balance seat 10, spring bracket 11, spring 12, spring seat 16, briquetting 28, diaphragm 27, block 29 and second nut 30 from top to bottom
Have groove on the bottom of balance seat 10 and the outer wall that the inwall of valve body 4 contacts, the 2nd O type circle 26 is embedded in this groove, guarantees sealing between balance seat 10 and the valve body 4, and balance seat 10 is pressed abd fixed in the valve body chamber from the below by lower cover 17.
Assurance is set can leak to flow equilibrium assembly inner chamber 39 of the one O type circle 25 and the 2nd O type circle 26 via the fluid that adjustment disk and fluid passage enter body cavity 37;
Connect the sheathed spring 12 of little axle 13 outer surfaces, spring seat 16 from the below with to be connected little 13 fixedly connected.In this example, spring seat is to be welded to connect with being connected little axle.Balanced plug 9 is threaded with the top that is connected little axle, is connected with spring seat 16 by connecting little 13 then, and balanced plug 9, the little axle 13 of connection and spring seat 16 are moved together.
Lower cover pressure guide hole 31 on the lower cover 17 communicates with valve body pressure guide hole 32 on the valve body.
Flow equilibrium assembly of the present utility model adopts diaphragm type structure, regulates the balanced component that links by the pressure ratio of diaphragm both sides, changes the valve opening under the different pressures automatically, realizes the balance of flow.
In this example, shown in Figure 14-23, Handleset 1 comprises handle set 40, the handle body 41 on the handle set and the stop pin 42 of the disc of fixedlying connected with the one valve of the foot that is positioned at Handleset;
In this example, the center of handle set is the large through-hole 43 that can pass the valve shaft 1 of one valve; In 90 ° of scopes of the sidewall of handle set, circumferentially evenly be placed with the trapezoidal hole 44 of a plurality of up/down perforations to the recessed formation in handle set center; Handle set is screwed with the loam cake 2 of one valve by the mounting hole 45 that is provided with on it and is connected.The aperture of mounting hole is generally less than the aperture of large through-hole, and mounting hole has 2-4, is symmetricly set on the handle set.In this example, mounting hole has 4.
In this example, handle body 41 comprises grip part 46 and basal disc 47, and fixedlying connected with basal disc in the bottom of grip part, forms cavity between grip part and the basal disc, makes things convenient for the operator's of Handleset holds grip part.The center of basal disc be one with the through hole 48 of the large through-hole concentric of handle set, on basal disc, protrude the clamping arrangement 49 of the similar lip that is formed with symmetry around the through hole, clamping arrangement is that outside arcuation is outstanding respectively at a pair of middle part, the symmetrically arranged clamp clip that the both sides symmetrical parallel is extended, fit with the side of the valve shaft end of the one valve of the large through-hole that passes handle set respectively in the through hole at the center of basal disc and the middle part of clamp clip, extending in parallel of clamp clip both sides is arranged with perforation 50 on the part, clamp clip is locked in cooperation by fastening piece (not shown) and perforation, thereby valve shaft is pushed down locking, handle body and valve shaft are synchronized with the movement, realize manual control valve.Fastening piece in this example comprises hex screw, compression spring and hexagon nut.The utility model also can adopt other modes to realize fastening valve shaft and clamping arrangement, to reach the purpose that is synchronized with the movement of handle body and valve shaft.
In this example, the rear of the clamping arrangement 49 of lip has two limit daiss 51, makes things convenient for the degree of tightness of fastening piece.Limit dais can limit the rotation of nut, only needs the application of force on screw when making the degree of tightness fastening piece, and set screw nut that need not be extra.
In this example, also be provided with a circular locking jack 52 on the periphery of the basal disc of handle body, be used to insert stop pin 42.Handle body turns to each special position, circular locking jack just with handle set on the trapezoidal hole of this position form new positioning hole and make up, can insert stop pin.
Stop pin in this example is that stainless steel material is made, stop pin is divided into three sections from top to down, be respectively the top knurled head 53 that plays anti-skidding and the effect that beautifies, with handle body on the periphery of basal disc on the circle locking jack columniform stage casing 54 of fitting and the trapezoid body 55 of fitting with the trapezoidal hole on the handle set.The external diameter of stop pin reduces from top to bottom piecemeal, and each section center is coaxial, is convenient to grasping, pulls and pushes, fixes.
In this example, the trapezoidal hole on the handle set has 11, and circular locking jack has 1.Circle locking jack and stop pin on trapezoidal hole on the handle set and the handle body cooperate, constitute the locking device of Handleset, realize the flow locking of shutoff, standard-sized sheet and middle 9 positions of valve one by one, locking closely, spacingly accurately do not rock, and stop pin is difficult for deviating from.When needing to change the aperture of valve at every turn, need unclamp stop pin, the grip part of handle with sleeve body, handle body drives valve shaft and rotates, and realizes the variation of valve opening, and the circle locking jack position above handle body rotation simultaneously makes changes, turn to each special position, circular locking jack just with handle set on the trapezoidal hole of this position form new positioning hole and make up, can insert stop pin once more, realize the locking of this position.
In this example, the basal disc of handle body is provided with master calibration district 56, and numeral order is from right to left arranged, and the interval of each numeral is identical with the trapezoidal hole interval on the handle set, and promptly each integer scale is all corresponding with a trapezoidal hole.The below of scale is the pointer hole 57 of an oval arc, the pointer (not shown) of projection is slided in this pointer hole as the pointer of Handleset master calibration on the handle set of handle body below, the corresponding scale in indication master calibration district, the current flow situation of reflection one valve.
In this example, Handleset also comprises secondary scale label 58, and the scale interval of secondary scale label is identical with the interval of master calibration, is fixed on the sidewall of handle set, indicates the valve opening degree synchronously with master calibration.Use double-dial display mode like this, be fit to directly over Handleset and the aperture of anterior view side valve door, more convenient and practical.
In this example, on the basal disc sidewall of handle body, also be provided with a downward small arrow, be the pointer of secondary dial.
In this example, the orthodrome transition of conveniently controlling is adopted at its corner and with the basal disc junction in the grip part, and the back side at the top of grip part is to make things convenient for the indent of grasping circular-arc.
In this example, also be provided with the direction sign of indication open and close on the handle body.
In this example, be friction that reduces handle set and handle body and the weight that alleviates Handleset, but the thickness attenuate of the intermediate portion of handle set.
The Handleset of modulating valve of the present utility model is in order to manual tune valve flow, adopts the handgrip type handler that is different from conventional disc type, long handle type, design uniqueness, novel and beautiful, simple in structure, be difficult for stuck.Carry out ability cathode electrophoresis as the outer surface to Handleset and handle, then the Handleset of modulating valve of the present utility model has corrosion-resistant function, is adapted at wet environment and sweated environment work down in the conduit shaft.
The Handleset of modulating valve of the present utility model can be selected suitable force bearing point according to required moment of torsion, when moment of torsion hour, can hold the top of the grip part of handle body, and can hold the side of the grip part of handle body when needing bigger moment of torsion.No matter how force bearing point is selected simultaneously, all can guarantee circumferentially stressed even, the stability of rotation atremia of handle body, under the situation that guarantees moment of torsion, save dimensional space radially, under the prerequisite of the structure that does not change modulating valve, replace the electric work actuator assembly, can directly realize by the aperture of electro motion control valve to the manually replacing of control, control accuracy nominal value 5% in, be specially adapted to the manual tune control of mould formula transient equiliblium manual modulation valve.
Handleset of the present utility model can drive valve shaft and following adjustment sheet action very easily, can guarantee linearly adjust or ratio adjusting by opening area design special on the adjustment disk.
On the balanced plug 9 of the present utility model also design the circular hole (not shown) that is communicated with balance seat 10 inner chambers is arranged, make that the pressure of balanced component inner chamber is consistent with body cavity pressure and act on the diaphragm.
Because the reasonably optimizing of said structure and fluid passage makes equilibrium function be easier to realize under the situation of relative Small diaphragm-piece and little pretightening force, can effectively reduce vibration and noise, energy-saving and environmental protection more.
The working principle of mould formula transient equiliblium manual modulation valve of the present utility model is as follows:
During installation, with the handle set of Handleset be fixed on valve body on cover, valve shaft passes the through hole at the center of handle body, and the clamping arrangement of the lip of locking both sides, Handleset and valve shaft clamp contact matching by the lip structure and link into an integrated entity, make handle body and valve shaft realize being synchronized with the movement, and then realize control valve shutoff and aperture.
During shutoff, the double scale on the handle body is with 0 of indication, and simultaneously handle body drives valve shaft, joining shaft, makes adjustment sheet hide fluid passage on the adjustment disk fully, and valve is in normally off, uses stop pin can make this fixed-site.
When valve turn-offed, the sector structure of adjustment sheet hid the opening on the adjustment disk fully, the stop pin locking, and the double scale on the handle body is with 0 of indication, and valve is in normally off;
During valve working, the locking of pin unlocks, clockwise rotate handle body, can make valve open gradually, major and minor two place's scale indications of Handleset change simultaneously, can carry out locking position with stop pin at the integer-bit scale place that needs arbitrarily, the rotation of handle body drives the rotation of valve shaft, joining shaft, makes to produce the flowing hole that increases gradually between adjustment sheet and the adjustment disk, and fluid passes through valve body, pipe network system obtains required water flow, realizes the adjusting of flow.
Handle body clockwise rotates limit position, and promptly scale is indicated 10 position, obtains the peak rate of flow of valve.
Can use the stop pin locking at shutoff, maximum and middle a plurality of node locations.
In the working procedure, because with stop pin set lever assembly, fluid is remained unchanged by the area of the opening on the adjustment disk, but the variation of different journey pipe network variable flow system pressure is to exist constantly, the utility model product is by the effect of flow regulating unit, when system pressure raises, water intake pressure is successively by valve body pressure guide hole 32, lower cover pressure guide hole 31, arrive entry pilot chamber 39, the bottom pressure of the diaphragm that links to each other with the valve inleting water mouth raises and breaks original state of equilibrium, and diaphragm drives the compressing tablet briquetting 28 that is connected and moves upward, and briquetting 28 promotes spring seat 16 actions, cause spring seat 16, connect little axle 13, balanced plug 9 is moved together, move upward, turn down body cavity, reduce the body cavity water-outlet area, and the pressure of increase body cavity, downward baric flow amount balanced component, spring seat 16 is briquetting 28 then, drives diaphragm 27 and moves downward, until realizing new state of equilibrium, flow is remained unchanged.Vice versa, thereby reached the purpose of flow automatic balance, makes constant flow in the scope of demarcating, and eliminated the influence of system pressure fluctuation to flow.
One valve of the present utility model is cylinder iron to cast to form, and heavy caliber can satisfy the service condition of big flow, and is applied widely.
Mould formula transient equiliblium manual modulation valve of the present utility model adopts unique integrated design, and valve dynamic flow balance and Flow-rate adjustment are combined together, and the little angle of little moment of torsion stroke turn-offs structure and realizes Flow-rate adjustment; Optimal design valve body and automatic flow balanced component structure reduce flow resistance and noise, further realize energy-saving environmental-protection function; The design of Handleset is fit to the Environmental Conditions of conduit shaft, it is big to have negotiability, the operation precise control is convenient, the operating pressure differential scope is wide, assemble easy to maintenance, life-span is long, the control accuracy height, resistance coefficient is little, advantage of low manufacturing cost, flow by valve can be controlled at manual set condition in real time, be mainly used in building heating ventilation air-conditioning system and industry or civilian fluid pipe network distributing system and oil, industries such as chemical industry, with the fluid flow of control flows through equipment and user, fundamentally solve client's pipe network system water conservancy flow detuning phenomena, real-time regulated reaches the purpose of guaranteeing pipe network dynamic flow balance and energy saving.
The major advantage of mould formula transient equiliblium manual modulation valve of the present utility model is:
1. the integrated valve mechanism design of optimizing is designed to integrative-structure with regulatory function and dynamic flow equilibrium function dexterously, makes valve opening one timing not change flow by valve because of the variation of system pressure;
2. further optimize equilibrium function and service behaviour by optimal design and experimental analysis, resistance coefficient is very little, and compact structure has wideer operating pressure differential scope and more accurate control accuracy, flow accuracy nominal value ± 5% in;
3. this Handleset adopts big disk and is different from the handgrip type handler of conventional disc type, long handle type, saved dimensional space radially guaranteeing to satisfy under the situation of moment of torsion, handle is circumferentially stressed evenly, handle body stability of rotation atremia, whole Handleset is simple in structure, be difficult for stuckly, be adapted under the sweated environment work.
Above-mentionedly only several specific embodiments in the utility model are illustrated; but can not be as protection domain of the present utility model; every equivalence of having done according to the design spirit in the utility model changes or modifies, and all should think to fall into protection domain of the present utility model.
Claims (10)
1. mould formula transient equiliblium manual modulation valve, comprise Handleset and be positioned at described Handleset below, with the one valve that described Handleset is fixedlyed connected and the center is coaxial, it is characterized in that:
Described one valve comprises loam cake, lower cover, at the valve body that tightens together between loam cake and the lower cover and with loam cake and lower cover and be positioned at valve inner and with the flow regulating unit of valve body concentric be positioned at flow equilibrium assembly below the flow regulating unit; Described flow regulating unit is positioned at the loam cake below and is positioned at the fluid input place on described valve body top, fixedlys connected with compression spring with screw with valve body, and the regulation structure of employing angle stroke mode and Handleset and valve body form a whole; Described flow equilibrium assembly is positioned at the bottom of valve body, and lower cover and valve body are fixed in the valve body chamber by screw, and the lower cover pressure guide hole that descends to cover communicates with the valve body pressure guide hole on the valve body;
Described Handleset comprises the handle set of the disc of fixedlying connected with the one valve of the foot that is positioned at Handleset, handle body and the stop pin on the handle set; The center of described handle set is the large through-hole that can pass the valve shaft of one valve; In 90 ° of scopes of the sidewall of described handle set, circumferentially evenly be placed with the trapezoidal hole of a plurality of perforations; Described handle body comprises grip part and basal disc, fixedlys connected with described basal disc in the bottom of described grip part, forms cavity between described grip part and the described basal disc; The center of described basal disc be one with the through hole of the large through-hole concentric of described handle set, on described basal disc, protrude the clamping arrangement that is formed with symmetry around the through hole, described clamping arrangement is a pair of symmetrically arranged clamp clip, the outside arcuation in the middle part of described each clamp clip is outstanding, both sides extend in parallel, fit with the valve shaft end sides of the modulating valve of the large through-hole that passes handle set respectively in the through hole at the center of basal disc and the middle part of clamp clip, extending in parallel on the part of each clamp clip is arranged with perforation, fastening piece and perforation cooperate locks clamp clip, thereby valve shaft is pushed down locking, handle body and valve shaft are synchronized with the movement; The periphery of the basal disc on the described handle body is provided with a circular locking jack; Described stop pin is a stainless steel part, be divided into three sections from top to down, be respectively the top knurled head that plays anti-skidding and the effect that beautifies, with handle body on the periphery of basal disc on the circle locking jack columniform stage casing of fitting and the trapezoid body of fitting with the trapezoidal hole on the handle set.
2. mould formula transient equiliblium manual modulation valve according to claim 1 is characterized in that: Handleset is screwed with the loam cake of described one valve by the mounting hole that is symmetricly set on described handle set and is connected; Described mounting hole has 4.
3. mould formula transient equiliblium manual modulation valve according to claim 2 is characterized in that: described flow regulating unit comprises from top to bottom joining shaft, holddown spring, adjustment sheet, the adjustment disk of centres; Adjustment disk is by screw and gasket seal and valve body fixed seal connection; Joining shaft is positioned at body cavity, and the center concentric with valve shaft, that it passes adjustment sheet also drives adjustment sheet and relatively rotates on adjustment disk; Holddown spring compresses adjustment sheet and adjustment disk, and adjustment sheet is closely contacted with adjustment disk; First nut makes joining shaft, holddown spring, adjustment sheet and adjustment disk link into an integrated entity from the below; Adjustment sheet is connected with valve shaft by joining shaft, and adjustment sheet is two symmetrical each other sector structures; Have on the described adjustment disk and the corresponding opening of the sector structure of described adjustment sheet, thereby the area that the opening on the rotation of the adjustment sheet relative adjustment dish change adjustment disk exposes is regulated the flow by opening.
4. mould formula transient equiliblium manual modulation valve according to claim 3, it is characterized in that: described adjustment sheet and described adjustment disk are made by the little material of surface roughness, described adjustment sheet is connected with valve shaft by joining shaft, the described relatively adjustment disk of described adjustment sheet rotatablely moves as the angle and realizes that little moment of torsion valve ON/OFF, the rotation angle of described adjustment sheet on described adjustment disk are 90 degree to the maximum.
5. mould formula transient equiliblium manual modulation valve according to claim 4 is characterized in that: the middle part of described valve body is anchor ring fluid passage, slope wide at the top and narrow at the bottom.
6. mould formula transient equiliblium manual modulation valve according to claim 5 is characterized in that: described flow equilibrium assembly comprises balanced plug, balance seat, spring bracket, spring, the little axle of connection, spring seat, diaphragm, compressing tablet, catch, second nut, an O type circle, the 2nd O type circle; The one O type circle is embedded in the groove on balance seat top, guarantees the sealing between balance seat and the balanced plug; The 2nd O type circle is embedded in the lower recess of balance seat, guarantees to seal between balance seat and the valve body; Balanced plug is passed an O type circle and is connected with spring seat by little axle; Be embedded between the spring bracket of balance seat inner chamber and the spring seat spring is housed; Diaphragm compresses by second nut between compressing tablet and catch; Described lower cover and valve body are pressed on diaphragm and balance seat in the valve body chamber by screw, and the lower cover pressure guide hole that descends to cover communicates with the valve body pressure guide hole on the valve body.
7. according to each described mould formula transient equiliblium manual modulation valve among the claim 1-6, it is characterized in that: circle locking jack and stop pin on the described handle body cooperate, form the locking device of Handleset, realize the flow locking in shutoff, standard-sized sheet and the neutral position of modulating valve.
8. mould formula transient equiliblium manual modulation valve according to claim 7, it is characterized in that: the basal disc of described handle body is provided with the master calibration district, and numeral order is from right to left arranged, and the consecutive number word space is identical with the trapezoidal hole interval on the handle set; The below in described master calibration district is the pointer hole of an oval arc, and the pointer of projection is indicated the corresponding scale in master calibration district in pointer hole lower slider on the handle set of handle body below.
9. mould formula transient equiliblium manual modulation valve according to claim 8, it is characterized in that: the orthodrome transition of conveniently controlling is adopted at its corner and with described basal disc junction in described grip part, and the back side at the top of grip part is to make things convenient for the indent of grasping circular-arc.
10. mould formula transient equiliblium manual modulation valve according to claim 9, it is characterized in that: described Handleset also comprises secondary scale label, the scale interval of secondary scale label is identical with the interval in master calibration district, is fixed on the side of handle set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010207001784U CN202012650U (en) | 2010-12-30 | 2010-12-30 | Film pressure type dynamic balance manual regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010207001784U CN202012650U (en) | 2010-12-30 | 2010-12-30 | Film pressure type dynamic balance manual regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202012650U true CN202012650U (en) | 2011-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010207001784U Expired - Fee Related CN202012650U (en) | 2010-12-30 | 2010-12-30 | Film pressure type dynamic balance manual regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202012650U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072346A (en) * | 2010-12-30 | 2011-05-25 | 欧文托普阀门系统(北京)有限公司 | Membrane pressure type dynamic balance manual adjusting valve |
| CN104455612A (en) * | 2014-11-12 | 2015-03-25 | 浙江盾安阀门有限公司 | Dynamic flow balancing valve with low vibration |
| CN106609875A (en) * | 2015-10-26 | 2017-05-03 | 北京海林绿建节能技术有限公司 | Differential pressure balance valve |
| CN111895116A (en) * | 2020-08-06 | 2020-11-06 | 孔庆丰 | Novel plunger type constant flow valve |
-
2010
- 2010-12-30 CN CN2010207001784U patent/CN202012650U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072346A (en) * | 2010-12-30 | 2011-05-25 | 欧文托普阀门系统(北京)有限公司 | Membrane pressure type dynamic balance manual adjusting valve |
| CN104455612A (en) * | 2014-11-12 | 2015-03-25 | 浙江盾安阀门有限公司 | Dynamic flow balancing valve with low vibration |
| CN106609875A (en) * | 2015-10-26 | 2017-05-03 | 北京海林绿建节能技术有限公司 | Differential pressure balance valve |
| CN106609875B (en) * | 2015-10-26 | 2019-03-22 | 北京优能智慧节能科技有限公司 | Differential pressure balancing valve |
| CN111895116A (en) * | 2020-08-06 | 2020-11-06 | 孔庆丰 | Novel plunger type constant flow valve |
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Granted publication date: 20111019 Termination date: 20121230 |