CN203585477U - Axial flow type flow control valve with double filtering function - Google Patents
Axial flow type flow control valve with double filtering function Download PDFInfo
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- CN203585477U CN203585477U CN201320493718.XU CN201320493718U CN203585477U CN 203585477 U CN203585477 U CN 203585477U CN 201320493718 U CN201320493718 U CN 201320493718U CN 203585477 U CN203585477 U CN 203585477U
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Abstract
The utility model discloses an axial flow type flow control valve with a double filtering function, solving the technical problem of prior arts that a control valve has bad performances and no filtering functions. The axial flow type flow control valve comprises a valve body and a valve rack fixed in the valve body to adjust the flow of the control valve; the valve body comprises a left valve body with an inflow port and a right valve body with an outflow port, wherein the left valve body is provided with a flow-disturbing cover located between the inflow port and the valve rack; the side of the valve rack facing the flow-disturbing cover is provided with a filtering aperture; a sewage draining exit capable of opening and closing is arranged on the left valve body. The fluid flowing to the left valve body from the inflow port slows down when flowing through the flow-disturbing cover, and large impurities in the fluid are deposited owing to the gravity effect; when the fluid flows through the valve rack, the filtering aperture plays a role of secondary filtering and filters fine impurities. The impurities are deposited in a filtering process; when the sewage draining exit is opened, the impurities in the valve body are discharged under flow pressure. According to the utility model, the valve body is directly provided with a filtering apparatus to simplify a channel structure.
Description
[technical field]
The utility model relates to a kind of water valve, especially a kind of flow control valve.
[background technique]
Along with the continuous increase of City Building and the adjustment of scope of the enterprise, in the system of heat supply, refrigeration or power source, fluid flow problem unbalanced or cutout occurs often, and the control valve of type adjustable differential pressure valve and flow is widely used.But, its complex structure of existing modulating valve, resistance when fluid is flowed through valve body is larger, and the precision of Flow-rate adjustment is low; And do not possess filtering function, need to externally connect independent filter.
Publication number for disclosing its structure of vertical flow control valve in the patent documentation of " CN2687458Y " is: comprise the valve casing consisting of water intake valve body and the water outlet valve body that docks with water intake valve seal, in the inner chamber of valve casing, pressure automatic adjusting device is housed, on water outlet valve body, flow setting device is housed, the interior muscle and the throttling version that are connected as a single entity with water intake valve body are housed in the inner chamber of water intake valve body, the center portion of Rectifier plate is provided with restriction, the spring shield being connected as a single entity with water outlet valve body is housed in the inner chamber of water outlet valve body, between spring shield and water outlet valve body, be connected with the dividing plate with water channel hole, the bottom surface of spring shield is provided with feedback hole, pressure automatic adjusting device comprises an automatic pole, first section of center hole that passes interior muscle of this automatic pole stretches out to water intake direction, on the stage casing between interior muscle and Rectifier plate, overlap intrinsic flap, on latter end, overlap successively intrinsic platen, diaphragm and spring seat, the center hole Spielpassung of automatic pole and interior muscle, the latter end of flap can put in restriction, diaphragm is fixed on water outlet valve body by gland, between spring seat and spring shield, spring is housed, flow setting device comprises a manual rod, the epimere of manual rod is set with stuffing box, stuffing box and water outlet valve body are affixed, on the surface of stuffing box, be connected with the dial that shows flow, the hypomere of manual rod is arranged in the inner chamber of water outlet valve body, and be the tubular of under shed, on the sidewall of this tubular, have Flow-rate adjustment beveled aperture from bottom to top, this Flow-rate adjustment beveled aperture and water channel hole adjacency.The complex structure of this control valve, manufacture cost is high, and self-acting valve core assembly fluid resistance is larger, and the pressure loss is large, and low to the reaction sensitivity of pressure reduction, flow control accuracy is low, and flap impacts greatlyr in movement process, easily causes noise; During flow control valve manual tune, flow resistance is large, and crushing is large, and easily vibrations produce noise.
[summary of the invention]
The technical problem that the utility model solves is to provide a kind of axial flow flow control valve with dual filtering functions, has improved the performance of control valve, and possesses and have filtering function.
For solving the problems of the technologies described above, the utility model adopts following technological scheme:
A kind of axial flow flow control valve of concrete dual filtering functions, comprise valve body and the vavle shelf that is fixed on adjustable control valve flow in valve body, described valve body comprises the left valve barrel that is provided with influent stream mouth and the right valve barrel that is provided with out head piece, in described left valve barrel, be provided with flow disturbing cover, described flow disturbing cover is between influent stream mouth and vavle shelf, and described vavle shelf is provided with filtering hole towards flow disturbing cover one side, and described left valve barrel is provided with sewage draining exit to be opened/closed.
Further, described vavle shelf comprises left vavle shelf and right vavle shelf, and the edge of described left vavle shelf and right vavle shelf is clamped between left valve barrel and right valve barrel, and described left vavle shelf is provided with cartridge filter towards flow disturbing cover direction, and described filtering hole is set on the periphery of described cartridge filter.
Further, described cartridge filter comprises some stiffening ribs that are periphery and is located at the filter plate between stiffening rib, and the end of described stiffening rib is provided with cover plate, and described filtering hole is set on described filter plate.
Further, described flow disturbing cover comprises base plate, and described base plate connects the end face of described cartridge filter, the upper surface of described base plate some spoilers that have been periphery, described spoiler and base plate radially become certain tilt angle.
Further, the inwall of described left valve barrel and the joint of sewage draining exit are provided with depressed part, and the sidewall of described depressed part is lead-in chamfered.
Further, on described left vavle shelf, by Returnning spring, be connected with adjusting flap, on described adjusting flap, be connected with diaphragm, described diaphragm is pressed abd fixed between the end face that left vavle shelf is relative with right vavle shelf, described diaphragm and right vavle shelf joint are provided with return port, described right vavle shelf is provided with the pod apertures corresponding with return port, described left vavle shelf is provided with the guiding gutter of corresponding return port, described diaphragm is poor according to the hydrodynamic pressure in left vavle shelf and the hydrodynamic pressure in right valve barrel, and regulating and controlling flap moves axially the inflow that regulates cartridge filter.
Further, the periphery of described adjusting flap is provided with boss, between a side of described boss and left vavle shelf, described Returnning spring is set, and described diaphragm is pressed on the opposite side of boss by locking nut.
Further, described control valve also comprises manual flow regulator, described manual flow regulator comprises adjustment barrel and adjustable lever, described right vavle shelf comprises the adjutage arranging towards going out head piece direction, the periphery of adjutage is provided with water outlet, on described adjutage, be socketed described adjustment barrel, described adjustable lever connects described adjustment barrel and can drive adjustment barrel to move axially the water-outlet quantity of controlling adjutage.
Further, on the periphery of described adjutage, be also provided with guiding projection, described guiding projection is along the axial setting of adjutage, the inwall of described adjustment barrel is provided with the guiding groove that connects described guiding projection, described adjustment barrel is provided with helical rack, and described helical rack is along the axial setting of adjustment barrel periphery, and described adjustable lever is provided with the helical gear being meshed with helical rack, in rotary regulating lever process, adjustment barrel axial action is controlled the water-outlet quantity of water outlet.
Further, the sidewall of described right valve barrel is provided with lug boss, in described lug boss, be provided with the attachment hole that connects described adjustable lever, on described lug boss, be connected with the positioning seat of axial limiting adjustable lever, described adjustable lever stretches out positioning seat and is connected with handwheel, and the bottom surface of handwheel is provided with boss, the end face of described positioning seat is provided with the scalloped recess of corresponding described boss, connects the angle of swing of described boss restriction handwheel in scalloped recess.
The beneficial effects of the utility model:
Flow control valve of the present utility model possesses and has dual filtering functions, adopt flow disturbing cover to reduce rate of flow of fluid, larger impurity is sunk automatically, thereby the filtration of carrying out fine impurities by filtering hole again reaches the object of double filtration, and on left valve barrel, be provided with sewage draining exit to be opened/closed, for collecting impurity, can make impurity discharge valve body under the effect of water flow pressure by opening sewage draining exit, to guarantee out the water cleaning of head piece, prevent from polluting.
These features of the present utility model and advantage will be below embodiment, accompanying drawing in detailed exposure.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is plan view of the present utility model;
Fig. 2 is longitudinal profile view of the present utility model;
Fig. 3 is the structural representation that in the utility model, flow disturbing cover connects left vavle shelf;
Fig. 4 is the longitudinal profile view of Fig. 3;
Fig. 5 is the left view of flow disturbing cover in the utility model;
Fig. 6 regulates the connection diagram of flap and diaphragm in the utility model;
Fig. 7 is the right elevation of left vavle shelf in the utility model;
Fig. 8 is the structural representation of vavle shelf in the utility model;
Fig. 9 is the scheme of installation of manual flow regulator in the utility model;
Figure 10 is the sectional view of B-B in Fig. 9;
Figure 11 is the overall structure schematic diagram of manual flow regulator in the utility model.
[embodiment]
The utility model provides a kind of axial flow flow control valve of concrete dual filtering functions, comprise valve body and the vavle shelf that is fixed on adjustable control valve flow in valve body, valve body comprises the left valve barrel that is provided with influent stream mouth and the right valve barrel that is provided with out head piece, in left valve barrel, be provided with flow disturbing cover, flow disturbing cover is between influent stream mouth and vavle shelf, and vavle shelf is provided with filtering hole towards flow disturbing cover one side, and left valve barrel is provided with sewage draining exit to be opened/closed.In working procedure, the fluid being flowed into by the enterprising head piece of left valve barrel, produces decelerating effect while flowing through flow disturbing cover, and in the situation that flow velocity reduces, the large impurity in fluid is because of Action of Gravity Field generation sinking; While flowing through vavle shelf, filtering hole plays secondary filter effect, and for filtering tiny impurity, the fluid after last double filtration flows out from the head piece that goes out of right valve barrel.And the impurity in filter process sinks, open after sewage draining exit, under water flow pressure effect, get rid of the impurity in valve body.This flow control valve directly arranges filtrating equipment in valve body, does not need series filtration unit again in runner, has simplified runner.And double filtration is effective, flow disturbing cover is first got rid of large impurity can prevent that large impurity from stopping up filtering hole.
Accompanying drawing below in conjunction with the utility model embodiment is explained and illustrated the utility model embodiment's technological scheme, but following embodiment is only preferred embodiment of the present utility model, not all.Embodiment based in mode of execution, those skilled in the art are other embodiment that obtains under the prerequisite of not making creative work, all belongs to protection domain of the present utility model.
With reference to figure 1 and Fig. 2, the axial flow flow control valve of shown concrete dual filtering functions, comprises valve body and is fixed on the vavle shelf in valve body, the flow of vavle shelf adjustable control valve; Valve body comprises left valve barrel 1 and the right valve barrel 2 of docking, left valve barrel 1 is provided with influent stream mouth 11, right valve barrel 2 is provided with out head piece 21, in the inner chamber of left valve barrel 1, be provided with flow disturbing cover 8, flow disturbing cover 8 is between influent stream mouth 11 and vavle shelf, and vavle shelf is provided with filtering hole towards flow disturbing cover 8 one sides, on left valve barrel 1, be provided with sewage draining exit 12 to be opened/closed.Preferably, sewage draining exit 12 is positioned at the below of flow disturbing cover 8.Flow disturbing cover 8 can reduce the rate of flow of fluid entering from influent stream mouth 11 and change the flow direction, large impurity in fluid is lowered into sewage draining exit 8 at Action of Gravity Field, again by filtering hole secondary filter fluid, intercept little impurity, the impurity collecting can be discharged from sewage draining exit 12, thereby guarantees out the water cleaning that head piece 21 flows out.Wherein control valve has adopted cylinder-like structure, and comparing its major advantage with window type valve body is that fluid resistance is little, and circulation area is large, and hour flow is also larger for operating pressure differential.
With reference to figure 2 and Fig. 4, concrete vavle shelf comprises left vavle shelf 3 and right vavle shelf 4, the edge of left vavle shelf 3 and right vavle shelf 4 is clamped between left valve barrel 1 and right valve barrel 2, left valve barrel 1 and right valve barrel 2 opposing sides are provided with positioning hole, left vavle shelf 3 is provided with the corresponding positioning convex that is connected positioning hole with right vavle shelf 4, behind location, clamp vavle shelf is accurately fixed in valve body, and left vavle shelf 3 is provided with cartridge filter 31 towards flow disturbing cover 8 directions, and filtering hole 314 is set on the periphery of cartridge filter 31 realizes secondary filter, this Placement is simple, whole compact structure.
With reference to figure 3 and Fig. 4, above-mentioned cartridge filter 31 comprises some stiffening ribs that are periphery 311 and is located at the filter plate 312 between stiffening rib 311, the end of stiffening rib 311 is provided with cover plate 313, and filtering hole 314 is set on filter plate 312, and fluid flows in the chamber of left vavle shelf 3 by filtering hole 314; Or cartridge filter can be also the tubular structure with left vavle shelf integral body, then fluting forms filtering hole thereon; Compare for two kinds, more excellent by filter plate is set between stiffening rib, because in the situation that filtering hole is destroyed, is convenient to safeguard and changes, only need to change filter plate, saved maintenance cost.
With reference to figure 2, Fig. 3 and Fig. 5, flow disturbing cover 8 in the utility model is relative with influent stream mouth 11, flow disturbing cover 8 specifically comprises base plate 81, the base plate 81 upper surfaces some spoilers 82 that are periphery, base plate 81 is connected by screw the end face of cartridge filter 31, the spoiler 82 arranging and base plate 81 radially become certain tilt angle, and the inwall of the top of spoiler 82 and left valve barrel 1 offsets, the fluid that influent stream mouth 11 enters must first will pass through flow disturbing cover 8, base plate 81 and spoiler 82 changes the flow direction of fluids, and obstructs and slow down flow velocity.That replaces also can directly be arranged on spoiler 82 on the end face of cartridge filter 31.
With reference to figure 1 and Fig. 2, improved, the bottom of left valve barrel 1 is provided with cylinder step, sewage draining exit 12 is set in cylinder step, the joint of the inwall of left valve barrel 1 and sewage draining exit 12 is provided with depressed part 13, the sidewall of depressed part 13 is the impurity that lead-in chamfered is beneficial to collecting precipitation, and the switching of the plug 14 control of sewage disposal mouths 12 that are threaded on sewage draining exit 12 is opened plug 14 and can be got rid of the impurity in valve body.
With reference to figure 2, Fig. 7 and Fig. 8, for making vavle shelf there is automatic flow regulatory function, on left vavle shelf 3, by Returnning spring 6, be connected with and regulate flap 7, regulate on flap 7 and be connected with diaphragm 5, the outer end of diaphragm 5 is pressed abd fixed between left vavle shelf 3 and the opposing end surface at right vavle shelf 4 edges, and diaphragm 5 is provided with positioning block, the end face of left vavle shelf 3 is provided with connecting groove 32 and connects positioning block with positioning film 5; Diaphragm 5 is provided with some return ports 51 with the joint of right vavle shelf 4, right vavle shelf 4 is provided with the pod apertures corresponding with return port 51 42, left vavle shelf 3 is provided with the guiding gutter 32 of corresponding return port 51, in the space that fluid in right valve barrel 2 hollow cavities can partly surround by pod apertures 42, return port 51 and the left vavle shelf 3 of guiding gutter 32 inflow, diaphragm 5 and adjusting flap 7 threes, diaphragm 5 is poor according to the right valve barrel hydrodynamic pressure in the left vavle shelf hydrodynamic pressure on right side and left side, and regulating and controlling flap 7 moves axially the inflow that regulates cartridge filter 31 in cartridge filter 31.This structure processing and assembling is simple, and dimensional accuracy also easily guarantees, long service life, and can reach higher flow control accuracy.
With reference to figure 6 and Fig. 8, regulate the concrete mounting type of flap: on the periphery that regulates flap 7, be provided with boss 71, between a side of boss 71 and left vavle shelf 3, Returnning spring 6 be set, the inner of diaphragm 5 is pressed on the opposite side of boss 71 by locking nut 72; Under this Placement, regulate flap to impact in movement process less, degree of regulation is high automatically, is not easy to cause noise.
With reference to figure 2, Fig. 9 and Figure 11, this control valve also comprises manual flow regulator 9, manually flow regulator 9 comprises adjustment barrel 91 and adjustable lever 92, right vavle shelf 4 comprises the adjutage 41 extending towards going out head piece 21 directions, the both sides up and down of the periphery of adjutage 41 are provided with water outlet 411, in the outer adjustment barrel 91 that has been socketed of adjutage 41, adjustable lever 92 connects adjustment barrel 91 and can drive adjustment barrel 91 to move axially the water-outlet quantity of controlling adjutage 41.Adopt slidable adjustment cylinder adjust flux, during adjusting, the upper and lower bilateral symmetry of adjutage goes out to flow shockproof, and noise is little, and Axial-running Out stream, and the pressure loss is also little.
With reference to figure 9 and Figure 11, preferred Placement is: the both sides at adjutage 41 peripheries arrange guiding projection 412, guiding projection 412 is along the axial setting of adjutage 41, the inwall of adjustment barrel 91 is provided with the guiding groove 911 that connects guiding projection 412, adjustment barrel 91 is provided with helical rack 912, helical rack 912 is along the axial setting of adjustment barrel 91 peripheries, the lower end of adjustable lever 92 is provided with the helical gear 921 being meshed with helical rack 912, in rotary regulating lever 92 processes, to rotatablely move and be converted into straight line motion, drive adjustment barrel 91 axial actions to control the water-outlet quantity of water outlet 411.Resistance is little in axial sliding, and the precision that adjustable lever rotation is controlled is high.
With reference to figure 9 and Figure 10, further optimize, on the sidewall of right valve barrel 2, be provided with lug boss 22, in lug boss 22, be provided with the attachment hole 221 that connects adjustable lever 92, the positioning seat 93 connecting on lug boss 22, positioning seat 93 comprise the rhombus boss of upper end and be connected to adjustable lever 92 and attachment hole 221 between sleeve, the bottom that the middle part of adjustable lever 92 is provided with step and sleeve offsets, the upper end of adjustable lever 92 is provided with circular groove, in circular groove, be connected with back-up ring 95, and thereby back-up ring 95 is positioned at the end face axially locating adjustable lever 92 of positioning seat 93, adjustable lever 92 stretches out positioning seat 93 and is connected with handwheel 94, and the bottom surface of handwheel 94 is provided with boss 941, the end face of positioning seat 93 is provided with the scalloped recess 931 of corresponding boss 941, thereby scalloped recess can limit the scope of the angle of swing limited flow of handwheel.In the lower end of handwheel 94, be provided with equally spaced scale, positioning seat 93 is provided with salient point 932 indication present flow rate sizes.
During installation, Sealing tight seal is passed through in each joint, in working procedure:
Fluid enters control valve from the influent stream mouth 11 of left valve barrel 1, through flow disturbing cover 8, produce decelerating effect, in the situation that flow velocity is less, large impurity in fluid is because of Action of Gravity Field generation sinking, during the cartridge filter 31 of fluid in flowing through left vavle shelf 3, carry out secondary filter, filter out tiny impurity, then fluid through left vavle shelf 3, regulate that flap 7, right vavle shelf 4, adjustment barrel 91 arrive right valve barrel 2 in valve bodies go out head piece 21; Fluid has produced three sections of different pressure areas in this process, from influent stream mouth 11 to flow disturbing cover 8 and the pressure span P1 of cartridge filter 31, through left vavle shelf 31 inner chambers, regulate flap 7 to arrive the pressure span P2 of diaphragm 5 the right and right vavle shelf 4 inner chambers; The adjustment barrel of flowing through 91 goes out the pressure span P3 of head piece 21 to right valve barrel; Fluid in the P3 of pressure span can be through pod apertures 42, the return port 51 on diaphragm 5 and the guiding gutter 32 on left vavle shelf 3 on right vavle shelf 4, act on the left end of diaphragm 5, when system pressure raises, P2 increases, act on right-hand pressure of diaphragm 5 and be just greater than the elastic force sum that P3 acts on pressure and the Returnning spring 6 of diaphragm 5 lefts, diaphragm 5 drives and regulates flap 7 to left movement, so the inflow of cartridge filter 31 reduces, there is new balance, flow is remained unchanged; In like manner can release the situation that system pressure reduces.When needs manual tune flow, according to the scale on handwheel 94, rotate handwheel 94, handwheel 94 drives the helical gear 921 of adjustable lever 92 and lower end to rotate, helical gear 921 coordinates with the helical rack 912 in adjustment barrel 91 outsides, to rotatablely move and be converted into straight line motion, drive adjustment barrel 91 to endwisely slip, thereby change the area of passage of adjutage water outlet 411 in right vavle shelf 4, complete the size adjustment of flow.The impurity that using process produces is collected through the sewage draining exit 12 of left valve barrel 1 lower end, flocks together, and during removal of contamination, turns on plug 14, and impurity is discharged valve body under the effect of fluid water flowing pressure, to guarantee water cleaning.
By above-described embodiment, the purpose of this utility model is by fully effective having reached.The personage who is familiar with this technology should be understood that the utility model includes but not limited to accompanying drawing and the content of describing in embodiment above.Any modification that does not depart from function and structure principle of the present utility model all will be included in the scope of claims.
Claims (10)
1. a flow control valve, comprise valve body and the vavle shelf that is fixed on adjustable control valve flow in valve body, described valve body comprises the left valve barrel that is provided with influent stream mouth and the right valve barrel that is provided with out head piece, it is characterized in that: in described left valve barrel, be provided with flow disturbing cover, described flow disturbing cover is between influent stream mouth and vavle shelf, and described vavle shelf is provided with filtering hole towards flow disturbing cover one side, and described left valve barrel is provided with sewage draining exit to be opened/closed.
2. a kind of flow control valve according to claim 1, it is characterized in that: described vavle shelf comprises left vavle shelf and right vavle shelf, the edge of described left vavle shelf and right vavle shelf is clamped between left valve barrel and right valve barrel, described left vavle shelf is provided with cartridge filter towards flow disturbing cover direction, and described filtering hole is set on the periphery of described cartridge filter.
3. a kind of flow control valve according to claim 2, is characterized in that: described cartridge filter comprises some stiffening ribs that are periphery and be located at the filter plate between stiffening rib, and the end of described stiffening rib is provided with cover plate, and described filtering hole is set on described filter plate.
4. according to a kind of flow control valve described in claim 2 or 3, it is characterized in that: described flow disturbing cover comprises base plate, described base plate connects the end face of described cartridge filter, the upper surface of described base plate some spoilers that have been periphery, described spoiler and base plate radially become certain tilt angle.
5. according to a kind of flow control valve described in claim 1 or 2 or 3, it is characterized in that: the inwall of described left valve barrel and the joint of sewage draining exit are provided with depressed part, the sidewall of described depressed part is lead-in chamfered.
6. according to a kind of flow control valve described in claim 2 or 3, it is characterized in that: on described left vavle shelf, by Returnning spring, be connected with adjusting flap, on described adjusting flap, be connected with diaphragm, described diaphragm is pressed abd fixed between the end face that left vavle shelf is relative with right vavle shelf, described diaphragm and right vavle shelf joint are provided with return port, described right vavle shelf is provided with the pod apertures corresponding with return port, described left vavle shelf is provided with the guiding gutter of corresponding return port, described diaphragm is poor according to the hydrodynamic pressure in left vavle shelf and the hydrodynamic pressure in right valve barrel, regulating and controlling flap moves axially the inflow that regulates cartridge filter.
7. a kind of flow control valve according to claim 6, it is characterized in that: the periphery of described adjusting flap is provided with boss, between one side of described boss and left vavle shelf, described Returnning spring is set, described diaphragm is pressed on the opposite side of boss by locking nut.
8. according to a kind of flow control valve described in claim 1 or 2 or 3, it is characterized in that: described control valve also comprises manual flow regulator, described manual flow regulator comprises adjustment barrel and adjustable lever, described right vavle shelf comprises the adjutage arranging towards going out head piece direction, the periphery of adjutage is provided with water outlet, on described adjutage, be socketed described adjustment barrel, described adjustable lever connects described adjustment barrel and can drive adjustment barrel to move axially the water-outlet quantity of controlling adjutage.
9. a kind of flow control valve according to claim 8, it is characterized in that: on the periphery of described adjutage, be also provided with guiding projection, described guiding projection is along the axial setting of adjutage, the inwall of described adjustment barrel is provided with the guiding groove that connects described guiding projection, described adjustment barrel is provided with helical rack, described helical rack is along the axial setting of adjustment barrel periphery, described adjustable lever is provided with the helical gear being meshed with helical rack, in rotary regulating lever process, adjustment barrel axial action is controlled the water-outlet quantity of water outlet.
10. a kind of flow control valve according to claim 8, it is characterized in that: the sidewall of described right valve barrel is provided with lug boss, in described lug boss, be provided with the attachment hole that connects described adjustable lever, on described lug boss, be connected with the positioning seat of axial limiting adjustable lever, described adjustable lever stretches out positioning seat and is connected with handwheel, and the bottom surface of handwheel is provided with boss, the end face of described positioning seat is provided with the scalloped recess of corresponding described boss, connects the angle of swing of described boss restriction handwheel in scalloped recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493718.XU CN203585477U (en) | 2013-08-13 | 2013-08-13 | Axial flow type flow control valve with double filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493718.XU CN203585477U (en) | 2013-08-13 | 2013-08-13 | Axial flow type flow control valve with double filtering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203585477U true CN203585477U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320493718.XU Withdrawn - After Issue CN203585477U (en) | 2013-08-13 | 2013-08-13 | Axial flow type flow control valve with double filtering function |
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| CN (1) | CN203585477U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470798A (en) * | 2013-08-13 | 2013-12-25 | 浙江盾安阀门有限公司 | Axial flow type flow quantity control valve with dual filtering function |
| CN104776256A (en) * | 2015-03-23 | 2015-07-15 | 山东省天安矿业集团有限公司 | Mine high-flow-rate high-pressure water depressurization device |
| CN106523726A (en) * | 2016-11-14 | 2017-03-22 | 江苏大学 | Two-phase fluid large-flow precise control device |
| CN110769913A (en) * | 2017-05-31 | 2020-02-07 | 帕克-汉尼芬公司 | Filter element with twist lock and/or sliding piston, assembly and method |
| CN111895114A (en) * | 2020-07-25 | 2020-11-06 | 浙江中德自控科技股份有限公司 | Axial-flow type single-seat valve with valve core impurity removal and labor saving functions |
| US11731065B2 (en) | 2016-10-03 | 2023-08-22 | Parker-Hannifin Corporation | Filter element with torsion lock and assembly |
-
2013
- 2013-08-13 CN CN201320493718.XU patent/CN203585477U/en not_active Withdrawn - After Issue
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470798A (en) * | 2013-08-13 | 2013-12-25 | 浙江盾安阀门有限公司 | Axial flow type flow quantity control valve with dual filtering function |
| CN103470798B (en) * | 2013-08-13 | 2016-04-27 | 浙江盾安阀门有限公司 | A kind of axial flow flow control valve with dual filtering functions |
| CN104776256A (en) * | 2015-03-23 | 2015-07-15 | 山东省天安矿业集团有限公司 | Mine high-flow-rate high-pressure water depressurization device |
| CN104776256B (en) * | 2015-03-23 | 2017-04-12 | 山东省天安矿业集团有限公司 | Mine high-flow-rate high-pressure water depressurization device |
| US11731065B2 (en) | 2016-10-03 | 2023-08-22 | Parker-Hannifin Corporation | Filter element with torsion lock and assembly |
| CN106523726A (en) * | 2016-11-14 | 2017-03-22 | 江苏大学 | Two-phase fluid large-flow precise control device |
| CN110769913A (en) * | 2017-05-31 | 2020-02-07 | 帕克-汉尼芬公司 | Filter element with twist lock and/or sliding piston, assembly and method |
| CN110769913B (en) * | 2017-05-31 | 2021-11-16 | 帕克-汉尼芬公司 | Filter element with twist lock and/or sliding piston, assembly and method |
| US11305213B2 (en) | 2017-05-31 | 2022-04-19 | Parker-Hannifin Corporation | Filter element with torsion lock and/or sliding piston, assembly and methods |
| CN111895114A (en) * | 2020-07-25 | 2020-11-06 | 浙江中德自控科技股份有限公司 | Axial-flow type single-seat valve with valve core impurity removal and labor saving functions |
| CN111895114B (en) * | 2020-07-25 | 2021-08-24 | 浙江中德自控科技股份有限公司 | Axial-flow type single-seat valve with valve core impurity removal and labor saving functions |
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