CN102767635A - Hydraulic boosting valve - Google Patents
Hydraulic boosting valve Download PDFInfo
- Publication number
- CN102767635A CN102767635A CN2011101160911A CN201110116091A CN102767635A CN 102767635 A CN102767635 A CN 102767635A CN 2011101160911 A CN2011101160911 A CN 2011101160911A CN 201110116091 A CN201110116091 A CN 201110116091A CN 102767635 A CN102767635 A CN 102767635A
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- valve
- spool
- channel
- valve body
- hydraulic booster
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Abstract
The invention discloses a hydraulic boosting valve which comprises a valve body, a valve core and a valve rod, wherein the valve body is provided with a containing cavity, the valve core is slidably arranged in the valve body, the valve rod is rotatably arranged on the valve body, the valve body is arranged below the valve rod and is respectively provided with a water inlet channel and a water outlet channel which are communicated, and the valve core is positioned between the water inlet channel and the water outlet channel. The hydraulic boosting valve has two operating states, the first operating state refers to an off state while the second operating state refers to an on state, and the hydraulic boosting valve has a third operating state referring to a pressure reducing and pressure stabilizing state. At the third operating state, a first channel, a second channel and a third channel are communicated with one another by the aid of the three-way valve core, and the valve rod rotates to enable the three-way valve core to rotate so that the water inlet areas of the first channel and the second channel are adjusted, and then the hydraulic boosting valve is positioned at the third operating state, namely, the pressure reducing and pressure stabilizing state. The hydraulic boosting valve is simple in structure, reasonable in design, light, rapid and stable in on and off and stable in pressure reduction and pressure stabilization.
Description
Technical field
The present invention is a kind of valve, is specifically related to a kind of hydraulic booster valve.
Background technique
Valve is widely used in daily life and commercial production, mainly is made up of valve body, valve rod, spool etc.Traditional valve all is with manually removing by-pass cock; In the process of by-pass cock, need manpower to remove to overcome the pressure of fluid; Usually need could open or manual work is opened, much surpass DN100 valve assembling retarding device, cost is high, volume is big, the power of closing is big, closing valve is difficult for large-scale valve by spanner, instrument; Labor intensity is big, and each switch quick abrasion uses inconvenient.
The inventor applied for taking in booster valve patent, on August 1st, 2007 utility model patent on June 23rd, 2006, the patent No. be the pressure of ZL200620074469.0 water outlet when advancing consistent the closing of spool traffic direction when finding the water inlet direction and closing in the middle of the actual use in 3 years near 0, just have when closing that very big impact force, the above hydraulic pressure 3kg/cm2 of caliber 100mm can't use, the clever lightness of impact force enough valves joint or flange-interface damage during each switch, decompression voltage-stabilizing system too high be not suitable for engineering standard, the inventor on this basis, change the direction of a stream of water, adjust the decompression voltage-stabilizing system, realized that switch is light, fast, open and close steady and, the stable hydraulic booster valve of voltage stabilizing reduces pressure.Valve in the DN65-500 scope, utilize the small-sized actuating motor of 3-10W just can accomplish switch, be water supply network, petroleum industry, etc. industrial automation provide convenience.
Summary of the invention
The present invention provides a kind of simple in structure, reasonable in design for solving the problems of the technologies described above, and realized that switch is light, fast, it is steady to open and close and, a kind of hydraulic booster valve of the hydraulic booster of stable, the non-return effect of decompression voltage stabilizing.
For solving the problems of the technologies described above, the technological scheme that the present invention adopts is following:
A kind of hydraulic booster valve comprises the valve body that is provided with cavity volume, is slidably disposed on spool in the described valve body, is arranged on valve rod on the described valve body rotationally; Valve rod has valve; Offer the intake tunnel and the exhalant canal that communicate on the described valve body respectively, and spool also has the first passage that communicates with intake tunnel on the valve body between intake tunnel and exhalant canal; Also have the second channel that communicates with exhalant canal on the valve body; Also have the third channel that communicates with valve pocket on the described valve body, the interior valve pocket that forms between the cavity of described valve body and the upper-end surface of described spool, said this device has two working staties; First working state is a closed condition; This moment, spool propped up the port of described intake tunnel, and by the spool blocking-up, at this moment the first passage of valve body is connected with third channel between intake tunnel and the described exhalant canal; Second working state is an opening state, and the second channel on the described valve body is connected with third channel, and this moment, said spool moved up, and makes intake tunnel and exhalant canal be communicated with; The valve that said valve rod has is a two-way valve core; It is decompression voltage stabilizing state that said this device also has the 3rd working state; At this moment two-way valve core is connected first passage, second channel and third channel, and valve rod rotation makes two-way valve core rotate to regulate the water inlet area of first passage and second channel to make this device be in the 3rd working state voltage stabilizing state that promptly reduces pressure then.
The further technological scheme of the present invention is that said two-way valve core, valve rod, spool and valve body are formed one-way valve.
The further technological scheme of the present invention is; Said two-way valve core is a steel ball; There are three holes of different three-dimensional viewpoins the steel ball the inside; The water inlet area of regulating first passage and second channel through valve rod changes the pressure at spool top and accomplishes the voltage stabilizing work of reducing pressure, and the steel ball that fixedly makes of valve rod and steel ball can rotate in 90 degree scopes.
The further technological scheme of the present invention is, is provided with spring in the said valve pocket, and both ends of the spring is fixed with the inwall of valve body and the upper-end surface of spool respectively.
The further technological scheme of the present invention is; Said spool includes spool main body, sealing gasket fixing frame and sealing gasket; Between said spool main body and the sealing gasket fixing frame sealing gasket is installed; Spool main body upper end is provided with block makes and is provided with the slit between the valve pocket of upper-end surface and valve body of spool that the sidewall of spool main body is provided with seal ring.
The further technological scheme of the present invention is, the upper end of described spool has groove, and described groove communicates with said valve pocket, and the spring in the valve pocket is fixed with the upper-end surface of groove and the inwall of valve pocket respectively.
The further technological scheme of the present invention is, described valve body comprises main valve body and valve gap, and main valve body and valve gap are fixed through sealed screw.
The further technological scheme of the present invention is to be provided with sealing gasket between described two-way valve core and the valve gap.
Beneficial effect of the present invention is following:
One, the present invention is simple in structure, and is reasonable in design;
Two, the present invention relies on current to make spool work, this open and close mode not need manpower to remove to overcome the pressure of fluid to the active force of spool, and the working state that needs only the very little power conversion valve rod of use just can the opening and closing valve.Also do not need instrument such as spanner just can open for large-scale valve, it is difficult to have overcome artificial open and close valve in the past, the drawback that labor intensity is big;
Three, the present invention realized that switch is light, fast, open and close steady and, the stable purpose of decompression voltage stabilizing.
Description of drawings
The structural representation of first working state that Fig. 1 provides for the embodiment of the invention;
The structural representation of second working state that Fig. 2 provides for the embodiment of the invention;
The water supply schematic diagram of second working state that Fig. 3 provides for the embodiment of the invention;
The weighing apparatus that Fig. 4 provides for the embodiment of the invention is pressed water supply theory structure schematic representation;
The structural representation of the two-way valve core that Fig. 5 provides for the embodiment of the invention;
Structural representation during two-way valve core closed condition that Fig. 6 provides for the embodiment of the invention;
Structural representation during two-way valve core opening state that Fig. 7 provides for the embodiment of the invention;
Structural representation when the two-way valve core that Fig. 8 provides for the embodiment of the invention reduces pressure the voltage stabilizing state;
Structural representation during two-way valve core non-return state that Fig. 9 provides for the embodiment of the invention.
Among the figure:
(1) valve body; (2) spool; (3) valve rod; (4) intake tunnel; (5) exhalant canal; (6) second channel; (8) first passage; (9) third channel; (10) valve pocket; (11) groove; (12) spring; (13) spool main body; (14) sealing gasket fixing frame; (15) sealing gasket; (16) block; (17) seal ring; (18) two-way valve core; (19) main valve body; (20) valve gap; (21) sealed screw; (22) sealing gasket.
Embodiment
In order to make the object of the invention, technological scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Referring to Fig. 1-shown in Figure 9, a kind of hydraulic booster valve comprises the valve body 1 that is provided with cavity volume; Valve body 1 comprises main valve body 19 and valve gap 20, and main valve body 19 is fixing through sealed screw 21 with valve gap 20, is slidably disposed on the spool 2 in the described valve body 1; Spool 2 includes spool main body 13, sealing gasket fixing frame 14 and sealing gasket 15, between said spool main body 13 and the sealing gasket fixing frame 14 sealing gasket 15 is installed, and spool main body 13 upper ends are provided with block 16 and make and be provided with the slit between the valve pocket 10 of upper-end surface and valve body 1 of spool 2; Be provided with spring 12 in the valve pocket 10, the upper end of spool 2 has groove 11, and described groove 11 communicates with said valve pocket 10; Spring 12 in the valve pocket 10 is fixed with the upper-end surface of groove 11 and the inwall of valve pocket 10 respectively, and the sidewall of spool main body 13 is provided with seal ring 17, is arranged on the valve rod 3 on the described valve body rotationally; Valve rod 3 has two-way valve core 18; Two-way valve core 18 is a steel ball, and there are three holes of different three-dimensional viewpoins the steel ball the inside, offers the intake tunnel 4 and exhalant canal 5 that communicate on the valve body respectively; And spool 2 is between intake tunnel 4 and exhalant canal 5; Also have the first passage 8 that communicates with intake tunnel 5 on the main valve body 19, also have the second channel 6 that communicates with exhalant canal 5 on the main valve body 19, also have the third channel 9 that communicates with valve pocket 10 on the main valve body 9; Change the pressure completion decompression voltage stabilizing work at spool 2 tops through the water inlet area of valve rod 3 adjusting first passages 8 and second channel 6; Valve rod 3 can rotate in 90 degree scopes with the steel ball that fixedly makes of steel ball, is provided with seal washer 22 between two-way valve core 18 and the valve gap 20, and said this device has three working staties; First working state is a closed condition; This moment, spool 2 propped up the port of described intake tunnel 4, and by spool 2 blocking-up, at this moment the first passage 8 of valve body 1 is connected with third channel 9 between intake tunnel 4 and the described exhalant canal 5; Second working state is an opening state, and the second channel 6 on the described valve body 1 is connected with third channel 9, and this moment, said spool 2 moved up, and makes intake tunnel 4 and exhalant canal 5 be communicated with; It is decompression voltage stabilizing state that said this device also has the 3rd working state; At this moment two-way valve core 18 is connected first passage 8, second channel 6 and third channel 9, and the water inlet area that valve rod 3 rotation makes two-way valve core 18 rotations regulate first passage 8 and second channel 6 makes this device be in the 3rd working state voltage stabilizing state that promptly reduces pressure then.
In sum, two-way valve core 18, valve rod 3, spool 2 and valve body 1 are formed one-way valve and are had the non-return effect.
Working procedure of the present invention is following:
One, closed condition
Like Fig. 1, shown in Figure 6, spool was positioned at bottom intake tunnel first water channel and was connected with the 3rd water channel this moment, closed second water channel, this is valve " pass " state, the power difference W5 of the power of closing of fluid overhead-valve core power at this moment, and caliber is R; Spool top diameter R+2; Sealing surface diameter R+1; Pipe water pressure F1; Discharge pressure F2; Spool top pressure F3; Spring force W3; The water inlet power W1 that bears down on one; Power W2 is down closed at hydrodynamic pressure spool top;
When closing, pipe pressure size, caliber are big or small, close sealing surface pressure and be all the time influent pressure 2 times.Can reach and close sealability and W5 when closing beginning; Not only the resistance of W1, F2 come the overhead-valve core to interrupt the resistance of top surface near the hydraulic pressure of F1; When in fact closing starting power be exactly spring force, spool down in the running water yield progressively reduce F2; The decline of pressure, the pressure that W5 progressively increases sealing surface reach F5=2F1 and accomplish and close.Reach purpose steady and that close.
Two, opening state
Like Fig. 2, shown in Figure 7, spool was positioned at bottom exhalant canal second water channel and was connected with the 3rd water channel this moment, closed first water channel, this is that valve " is opened " state, and at this moment influent pressure F2=F3=0 is intake and backed down power W1=R2*3.14*F1.
After opening, when normally moving, water inlet and outlet pressure reduction is minimum.
The effect of two-way valve core of the present invention;
Three, weighing apparatus is pressed the water supply state
Like Fig. 4, shown in Figure 8, this moment, the weighing apparatus of said figure was pressed the water supply principle, and first water channel, the second water channel area are that S1, S2 are numerical invariants, and
ΔS1 with
ΔBut S2 is a parameter.Suppose that pressure of supply water F1 is constant
ΔS1/
ΔS2=K regulating handle K change value, just change F3 honest or reduce, the progressively positive big valve core of F3 down moves the water yield reduces, F2 also diminishes F3 and F2 pressure reduction the water yield of second water channel also increases when big, this is to produce F1, F2, F3 different pressures to form a pressure balance simultaneously; Adjustment K can mix up the required discharge pressure F2 of client; Water consumption major issue F2 diminishes, at this moment the second water channel water flow increases F3 and also will diminish, and is that spool platform height satisfies water requirement, at this moment F1 on the spool different heights, F2, a new balance that the F3 pressure data is constant.
Four, non-return effect
Like Fig. 3, shown in Figure 9; This moment, water intake hydraulic pressure was less than water outlet hydraulic pressure; F1＜F2, spool be arranged in that said intake tunnel first water channel has been closed and third channel and second channel are logical, the valve open running all the time F3=F2＜F1 but sometimes F1＜F2 spool toward exerting oneself to reach the safety check benefit greater than the power throttle down of backing down.
More than the disclosed specific embodiment that is merely this patent, but this patent is not limited thereto, for the person of ordinary skill of the art, under the prerequisite that does not break away from the principle of the invention, the distortion of making should be regarded as belonging to protection domain of the present invention.
Claims (8)
1. a hydraulic booster valve comprises the valve body that is provided with cavity volume, is slidably disposed on spool in the described valve body, is arranged on valve rod on the described valve body rotationally; Valve rod has valve; Offer the intake tunnel and the exhalant canal that communicate on the described valve body respectively, and spool also has the first passage that communicates with intake tunnel on the valve body between intake tunnel and exhalant canal; Also have the second channel that communicates with exhalant canal on the valve body; Also have the third channel that communicates with valve pocket on the described valve body, the interior valve pocket that forms between the cavity of described valve body and the upper-end surface of described spool, said this device has two working staties; First working state is a closed condition; This moment, spool propped up the port of described intake tunnel, and by the spool blocking-up, at this moment the first passage of valve body is connected with third channel between intake tunnel and the described exhalant canal; Second working state is an opening state, and the second channel on the described valve body is connected with third channel, and this moment, said spool moved up, and makes intake tunnel and exhalant canal be communicated with; It is characterized in that: the valve that said valve rod has is a two-way valve core; It is decompression voltage stabilizing state that said this device also has the 3rd working state; At this moment two-way valve core is connected first passage, second channel and third channel, and valve rod rotation makes two-way valve core rotate to regulate the water inlet area of first passage and second channel to make this device be in the 3rd working state voltage stabilizing state that promptly reduces pressure then.
2. a kind of hydraulic booster valve according to claim 1 is characterized in that: said two-way valve core, valve rod, spool and valve body are formed one-way valve.
3. a kind of hydraulic booster valve according to claim 2; It is characterized in that: said two-way valve core is a steel ball; There are three holes of different three-dimensional viewpoins the steel ball the inside; The water inlet area of regulating first passage and second channel through valve rod changes the pressure at spool top and accomplishes the voltage stabilizing work of reducing pressure, and the steel ball that fixedly makes of valve rod and steel ball can rotate in 90 degree scopes.
4. a kind of hydraulic booster valve according to claim 3 is characterized in that: be provided with spring in the said valve pocket, both ends of the spring is fixed with the inwall of valve body and the upper-end surface of spool respectively.
5. a kind of hydraulic booster valve according to claim 4; It is characterized in that: said spool includes spool main body, sealing gasket fixing frame and sealing gasket; Between said spool main body and the sealing gasket fixing frame sealing gasket is installed; Spool main body upper end is provided with block makes and is provided with the slit between the valve pocket of upper-end surface and valve body of spool that the sidewall of spool main body is provided with seal ring.
6. a kind of hydraulic booster valve according to claim 5, it is characterized in that: the upper end of described spool has groove, and described groove communicates with said valve pocket, and the spring in the valve pocket is fixed with the upper-end surface of groove and the inwall of valve pocket respectively.
7. a kind of hydraulic booster valve according to claim 6, it is characterized in that: described valve body comprises main valve body and valve gap, main valve body and valve gap are fixed through sealed screw.
8. a kind of hydraulic booster valve according to claim 7 is characterized in that: be provided with sealing gasket between described two-way valve core and the valve gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101160911A CN102767635A (en) | 2011-05-06 | 2011-05-06 | Hydraulic boosting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101160911A CN102767635A (en) | 2011-05-06 | 2011-05-06 | Hydraulic boosting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102767635A true CN102767635A (en) | 2012-11-07 |
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ID=47095145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101160911A Pending CN102767635A (en) | 2011-05-06 | 2011-05-06 | Hydraulic boosting valve |
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| Country | Link |
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| CN (1) | CN102767635A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047427A (en) * | 2013-01-08 | 2013-04-17 | 苏州宇东暖通技术有限公司 | Constant-control valve |
| CN106090323A (en) * | 2016-08-04 | 2016-11-09 | 东莞市倍益清环保科技有限公司 | A kind of conversion equipment of diplopore tap water clarifier |
| CN106286854A (en) * | 2016-09-21 | 2017-01-04 | 江苏龙力神精工科技有限公司 | Non-return hydraulic valve |
| CN106641389A (en) * | 2016-12-02 | 2017-05-10 | 珠海优特物联科技有限公司 | Pressure reduction valve with closure function and dosing machine comprising same |
| CN108962670A (en) * | 2018-09-30 | 2018-12-07 | 顾诚 | A kind of block-resistant type flow switch |
| CN112013126A (en) * | 2020-08-21 | 2020-12-01 | 肯卓自控工程(江苏)有限公司 | Pressure balance type adjusting ball valve |
-
2011
- 2011-05-06 CN CN2011101160911A patent/CN102767635A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047427A (en) * | 2013-01-08 | 2013-04-17 | 苏州宇东暖通技术有限公司 | Constant-control valve |
| CN106090323A (en) * | 2016-08-04 | 2016-11-09 | 东莞市倍益清环保科技有限公司 | A kind of conversion equipment of diplopore tap water clarifier |
| CN106286854A (en) * | 2016-09-21 | 2017-01-04 | 江苏龙力神精工科技有限公司 | Non-return hydraulic valve |
| CN106641389A (en) * | 2016-12-02 | 2017-05-10 | 珠海优特物联科技有限公司 | Pressure reduction valve with closure function and dosing machine comprising same |
| CN108962670A (en) * | 2018-09-30 | 2018-12-07 | 顾诚 | A kind of block-resistant type flow switch |
| CN112013126A (en) * | 2020-08-21 | 2020-12-01 | 肯卓自控工程(江苏)有限公司 | Pressure balance type adjusting ball valve |
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Application publication date: 20121107 |