CN104806778B - A kind of big flow driven without extra power drives cylindrical valve soon - Google Patents

A kind of big flow driven without extra power drives cylindrical valve soon Download PDF

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Publication number
CN104806778B
CN104806778B CN201510166027.2A CN201510166027A CN104806778B CN 104806778 B CN104806778 B CN 104806778B CN 201510166027 A CN201510166027 A CN 201510166027A CN 104806778 B CN104806778 B CN 104806778B
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China
Prior art keywords
valve
control chamber
extra power
valve element
big flow
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Application number
CN201510166027.2A
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Chinese (zh)
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CN104806778A (en
Inventor
孙章领
魏杰
李吉春
李华
李谦
梁远远
马建伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Hebei Power Transmission and Transformation Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Hebei Electric Power Co Ltd
Hebei Power Transmission and Transformation Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Hebei Electric Power Co Ltd, Hebei Power Transmission and Transformation Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201510166027.2A priority Critical patent/CN104806778B/en
Publication of CN104806778A publication Critical patent/CN104806778A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/22Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
    • F16K3/24Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
    • F16K3/246Combination of a sliding valve and a lift valve
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00Construction of housing; Use of materials therefor
    • F16K27/04Construction of housing; Use of materials therefor of sliding valves
    • F16K27/041Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00Actuating devices; Operating means; Releasing devices
    • F16K31/44Mechanical actuating means

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetically Actuated Valves (AREA)
  • Multiple-Way Valves (AREA)

Abstract

Cylindrical valve is driven soon the invention discloses a kind of big flow driven without extra power, belongs to valve field.Including inside for stepped hole cylinder shape valve and be arranged in valve body with stepped hole matching merge " scholar " the font valve element that can be slided in stepped hole, the valve body includes the control chamber of the admission chamber being connected and internal diameter more than admission chamber internal diameter, the valve element include from connecting rod connection mutually sealed with admission chamber and control chamber respectively with throttling pillar and lead column, intersection in the cavity wall of the control chamber near admission chamber and control chamber sets fluid issuing, end in the control chamber positioned at valve element connecting rod is provided with the switch that adjusting spool slides axially in valve body.A kind of big flow driven without extra power of the invention drives cylindrical valve soon, there is provided larger flow, starts and cut-off is rapid, while being driven without extra power, energy saving.

Description

A kind of big flow driven without extra power drives cylindrical valve soon
Technical field
The present invention relates to valve field, especially a kind of cylindrical valve driven without extra power.
Background technology
In pneumatic, hydraulic system, it is often necessary to carry out quick release or conducting to pressure fluid.Valve shape common at present Formula is columnar valve and needle valve.Columnar valve can provide larger flow, but need extra power to operate when station changes, at present Be generally configured to magnetic valve, and pressure medium it is bigger, flow is bigger when, it is necessary to extra power it is bigger, the body of magnetic valve Product and action current are also bigger.Needle valve is insensitive to operating pressure, and generally existing turns on the small shortcoming of slow, flow, therefore Even if being designed as automatically controlled pattern, these shortcomings cannot also overcome.
The content of the invention
The technical problem to be solved in the invention is to provide a kind of big flow driven without extra power and drives cylindrical valve soon, For work system provides larger flow, start and cut-off is responded rapidly to, while being driven without extra power, energy saving.
In order to solve the above technical problems, the technical solution adopted in the present invention is:
A kind of big flow driven without extra power drives cylindrical valve soon, including internal cylinder shape valve for stepped hole and " scholar " the font valve element for matching with stepped hole and merging and can be slided in stepped hole is arranged in valve body, and the valve body includes being connected Admission chamber and internal diameter more than admission chamber internal diameter control chamber, the valve element include by connecting rod connect respectively with admission chamber The throttling pillar and lead column of cooperation are mutually sealed with control chamber, near admission chamber and the boundary of control chamber in the cavity wall of the control chamber Place sets fluid issuing, and the end of valve element connecting rod is provided with adjusting spool in the control chamber slides axially in valve body Switch.
Technical solution of the present invention further improvement is that:The switch activity wear be connected on it is square logical in control chamber cavity wall In hole.
Technical solution of the present invention further improvement is that:The switch hinders iron I for one with bevelled resistance iron I Inclined-plane is relative with valve element, and inclined-plane and the angle of cylinder sagittal plane of the resistance iron I are α, and sin α < μ, μ are resistance iron I and valve element Coefficient of friction.
Technical solution of the present invention further improvement is that:The inclined-plane of the resistance iron I is with the angle α of cylinder sagittal plane sinα=0.9μ。
Technical solution of the present invention further improvement is that:The switch is the resistance of the rectangular structure being engaged with through hole Iron II, resistance iron II is fixed with spring on the side relative with valve element.
Technical solution of the present invention further improvement is that:The outlet of the pressure fluid is square aperture.
By adopting the above-described technical solution, the technological progress that the present invention is obtained is:
Cylindrical valve can provide larger flow for work system, be provided with to be driven without extra power behind valve element and just may be used Realize the switch of valve body conducting and cut-off, energy saving.
The position that resistance iron I is contacted with valve element is inclined-plane, more square when operator is moved up and down when by resistance iron I in through hole Just it is rapid, while be any limitation as to the gradient on inclined-plane, prevent Fluid pressure excessive and will resistance iron I in the case of non-artificial from Skidded off in through hole, it is ensured that the reliability of cylindrical valve work.Need only to need hand when turning on cylindrical valve admission chamber and fluid issuing Dynamic to be displaced outwardly resistance iron I, valve element orders about lower rapid action in the pressure of fluid, reaches the effect opened soon.
The position that resistance iron II is contacted with valve element is fixed with spring, and spring is shunk after valve element is subject to the pressure of fluid, When the amount of contraction of spring reaches valve element front-end throttling is noted disengaging admission chamber, valve body is in the conduction state, spring contraction degree pair Fixed pressure is answered, therefore cylindrical valve can play the effect of constant pressure valve, expansion uses scope.
Brief description of the drawings
Fig. 1 is the cut-off state of cylindrical valve of the present invention;
Fig. 2 is the structural representation of valve element of the present invention;
Fig. 3 is the conducting state of the cylindrical valve in Fig. 1;
Fig. 4 is another kind structural representation of the invention;
Wherein, 1, valve body, 1-1, admission chamber, 1-2, control chamber, 2, spring, 3, outlet, 4, valve element, 4-1, connecting rod, 4- 2nd, throttling note, 4-3, lead column, 5, through hole, 6, resistance iron I, 7, resistance iron II.
Specific embodiment
The present invention is described in further details with reference to embodiment:
Embodiment one:
Valve body 1 of the present invention including a cylinder, valve body 1 is internally provided with stepped hole, smaller internal diameter one end in stepped hole It is admission chamber 1-1, larger interior diameter one end is control chamber 1-2, and be slidably matched a valve element 4 in the stepped hole of valve body 1, and valve element 4 is " scholar " font structure, as shown in Fig. 2 valve element 4 includes the throttling pillar 4-2 and lead column 4- of the different cylinder morphology of two external diameters The connecting rod 4-1 of 3, throttling pillar 4-2 and lead column 4-3 by a diameter less than throttling pillar 4-2 and lead column 4-3 wears and picks up Come, and connecting rod 4-1 rear ends exceed lead column 4-3 rear ends, and throttling pillar 4-2 and admission chamber 1-1 sealings are slidably matched, lead column 4-3 and control chamber 1-2 sealings are slidably matched.A square aperture is opened up in the cavity wall of control chamber 1-2, square aperture is used as fluid Outlet 3, intersection of the outlet 3 near admission chamber 1-1 and control chamber 1-2.The rear end of the connecting rod 4-1 of valve element 4 in control chamber 1-2 One resistance iron I 6 is set, and resistance iron I 6 is an iron block with inclined-plane, and the inclined-plane for hindering iron I 6 is by an iron block for rectangular structure A block of material is cut along two adjacent surfaces inclinations to be formed, the inclined-plane for hindering iron I 6 is relative with valve element 4.In control chamber 1-2 cavity walls One square through hole 5 is set, and through hole 5 extends radially through whole valve body 1 along cylinder 1, resistance iron I 6 is worn and is connected on square through hole 5 and can edge The activity of through hole 5.
The switch that resistance iron I 6 slides axially as adjusting spool 4 in valve body 1.The front-end throttling post 4-2 of valve element 4 and valve body 1 Valve body is in cut-off state when middle admission chamber 1-1 sealings coordinate, as shown in figure 1, resistance iron I 6 is set in the rear end of valve element 4, prevents Moved after the phase of valve element 4.The angle on the inclined-plane and the sagittal plane of valve body 1 that hinder iron I 6 is α, and sin α=0.9 μ, μ are resistance iron I 6 and valve element 4 Coefficient of friction.Valve element selects brass, and the resistance selection of iron I 6 is mild steel, and valve element 4 is 0.1 with the coefficient of friction of resistance iron I 6, is obtained Inclined angle alpha is 5 °.Gradient to resistance iron I 6 inclined-plane is any limitation as, and prevents Fluid pressure excessive and will hinder iron I 6 non-artificial In the case of skid off in the through hole 5, it is ensured that the reliability of valve body work.When needing to connect cylindrical valve admission chamber 1-1 with outlet 3 Only need manually outwards to extract resistance iron I 6 out, valve element 4 orders about lower rapid action in the pressure of fluid, and admission chamber 1-1 and outlet 3 are led It is logical, now as shown in figure 3, valve body is in the conduction state.The contact surface that resistance iron I 6 is contacted with valve element 4 is inclined-plane, operator is existed More facilitate rapid when stretching into and extract out through hole 5 by resistance iron I 6, being driven without other energy etc. just can realize quick sound Should, reach the effect opened soon.Cylindrical valve can provide larger flow for system simultaneously, and just can be real without extra power driving The conducting and cut-off of existing cylindrical valve, have saved the energy.
When cylindrical valve is processed, it is only necessary to produce relative sliding position to finish stepped hole in valve body 1 and valve element 4, save Time and labour, improve operating efficiency.
Embodiment two:
As shown in figure 4, valve body 1 of the present invention including a cylinder, valve body 1 is internally provided with stepped hole, in stepped hole compared with Small internal diameter one end is admission chamber 1-1, and larger interior diameter one end is control chamber 1-2, and be slidably matched a valve element in the stepped hole of valve body 1 4, valve element 4 is " scholar " font structure, as shown in Fig. 2 valve element 4 includes the throttling pillar 4-2 of the different cylinder morphology of two external diameters Connecting rod with lead column 4-3, throttling pillar 4-2 and lead column 4-3 by a diameter less than throttling pillar 4-2 and lead column 4-3 4-1 is worn to pick up and, and connecting rod 4-1 rear ends exceed lead column 4-3 rear ends, and throttling pillar 4-2 and admission chamber 1-1 sealing slips are matched somebody with somebody Close, lead column 4-3 and control chamber 1-2 sealings are slidably matched.A square aperture is opened up in the cavity wall of control chamber 1-2, it is square to open Mouth is used as fluid issuing 3, intersections of the outlet 3 near admission chamber 1-1 and control chamber 1-2.The connection of valve element 4 in control chamber 1-2 The rear end of bar 4-1 sets a resistance iron II 7, and a square through hole 5 is set in control chamber 1-2 cavity walls, and through hole 5 is along the footpath of cylinder 1 To through whole valve body 1, resistance iron II 7 is arranged in square through hole 5, and through hole 5 extends radially through whole valve body 1 along cylinder.Resistance iron II 7 one end relative with valve element 4 are fixedly installed spring 2, and resistance iron II 7 is Elastic Contact with the changes in contact of valve element 4.Valve element 4 By being transferred force to after Fluid pressure on spring 2, spring 2 is gradually compressed, the front end of valve element 4 throttling pillar 4-2 from valve body 1 Admission chamber 1-1 is not turned on outlet 3 before middle admission chamber 1-1 is skidded off, and cylindrical valve is in cut-off state;Spring 2 continues to be pressed Contracting, the throttling pillar 4-2 of the front end of valve element 4 admission chamber 1-1 and the conductings of outlet 3, cylindrical valve after admission chamber 1-1 is skidded off from valve body 1 It is in the conduction state.Because the coefficient of elasticity of spring 2 is constant, the pressure that spring 2 bears is fixed with shrinkage degree Constant, so the pressure of cylindrical valve fluid corresponding when turning on is a fixed value, therefore cylindrical valve can be used as constant pressure valve Use, expansion uses scope.
When cylindrical valve is processed, it is only necessary to produce relative sliding position to finish stepped hole in valve body 1 and valve element 4, save Time and labour, improve operating efficiency.

Claims (6)

1. a kind of big flow driven without extra power drives cylindrical valve soon, it is characterised in that:It is the circle of stepped hole including inside Cylindrical valve body(1)Be arranged on valve body(1)Interior " scholar " the font valve element that merge and can be slided in stepped hole that matches with stepped hole (4), the valve body(1)Including the admission chamber being connected(1-1)And internal diameter is more than admission chamber(1-1)The control chamber of internal diameter(1- 2), the valve element(4)Including by connecting rod(4-1)Connection respectively with admission chamber(1-1)And control chamber(1-2)Mutually sealing coordinates Throttling pillar(4-2)And lead column(4-3), the control chamber(1-2)Cavity wall near admission chamber(1-1)And control chamber(1- 2)Intersection set pressure fluid outlet(3), the control chamber(1-2)It is upper to be located at valve element(4)Connecting rod(4-1)End It is provided with adjusting spool(4)In valve body(1)The switch for sliding axially.
2. a kind of big flow driven without extra power according to claim 1 drives cylindrical valve soon, it is characterised in that:Institute State switch activity and wear and be connected on control chamber(1-2)Square through hole in cavity wall(5)It is interior.
3. a kind of big flow driven without extra power according to claim 2 drives cylindrical valve soon, it is characterised in that:Institute Switch is stated for one with bevelled resistance iron I(6), hinder iron I(6)Inclined-plane and valve element(4)Relatively, the resistance iron I(6)Inclined-plane With cylinder shape valve(1)The angle of sagittal plane is α, and sin α < μ, μ are resistance iron I and valve element(4)Coefficient of friction.
4. a kind of big flow driven without extra power according to claim 3 drives cylindrical valve soon, it is characterised in that:Institute State resistance iron I(6)Inclined-plane and cylinder shape valve(1)The angle α of sagittal plane is sin α=0.9 μ.
5. a kind of big flow driven without extra power according to claim 2 drives cylindrical valve soon, it is characterised in that:Institute Stating switch is and through hole(5)The resistance iron II of the rectangular structure being engaged(7), hinder iron II(7)With valve element(4)On relative side It is fixed with spring(2).
6. a kind of big flow driven without extra power according to any one of Claims 1 to 5 drives cylindrical valve soon, and it is special Levy and be:The outlet of the pressure fluid(3)It is square aperture.
CN201510166027.2A 2015-04-10 2015-04-10 A kind of big flow driven without extra power drives cylindrical valve soon Active CN104806778B (en)

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CN201510166027.2A CN104806778B (en) 2015-04-10 2015-04-10 A kind of big flow driven without extra power drives cylindrical valve soon

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Application Number Priority Date Filing Date Title
CN201510166027.2A CN104806778B (en) 2015-04-10 2015-04-10 A kind of big flow driven without extra power drives cylindrical valve soon

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CN104806778B true CN104806778B (en) 2017-06-13

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CN109695754B (en) * 2019-01-11 2021-06-15 西安理工大学 Hydraulic oil inlet valve

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JP5463593B2 (en) * 2011-07-22 2014-04-09 Smc株式会社 Energy saving valve
CN104134557B (en) * 2013-06-09 2017-02-08 国家电网公司 Spring operating mechanism buffer for circuit breaker
CN103591331B (en) * 2013-11-06 2016-01-27 国家电网公司 SF 6gas tube quick opening valve
CN203717940U (en) * 2013-12-17 2014-07-16 铜陵新创流体科技有限公司 Pressing valve
CN204852413U (en) * 2015-04-10 2015-12-09 国家电网公司 Need not large -traffic fast division of spool valve of extra power driven

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Inventor after: Sun Zhangling

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Inventor after: Li Jichun

Inventor after: Li Hua

Inventor after: Li Qian

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