CN108386572A - A kind of single-seat valve - Google Patents

A kind of single-seat valve Download PDF

Info

Publication number
CN108386572A
CN108386572A CN201810304959.2A CN201810304959A CN108386572A CN 108386572 A CN108386572 A CN 108386572A CN 201810304959 A CN201810304959 A CN 201810304959A CN 108386572 A CN108386572 A CN 108386572A
Authority
CN
China
Prior art keywords
valve
valve body
wall
connector
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810304959.2A
Other languages
Chinese (zh)
Inventor
孙德静
谢红斌
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.)
Wenzhou Tianyue Fluid Equipment Science & Technology Co Ltd
Original Assignee
Wenzhou Tianyue Fluid Equipment Science & Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wenzhou Tianyue Fluid Equipment Science & Technology Co Ltd filed Critical Wenzhou Tianyue Fluid Equipment Science & Technology Co Ltd
Priority to CN201810304959.2A priority Critical patent/CN108386572A/en
Publication of CN108386572A publication Critical patent/CN108386572A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • F16K11/00Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/04Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
    • F16K11/044Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with movable valve members positioned between valve seats
    • 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
    • F16K27/02Construction of housing; Use of materials therefor of lift valves
    • F16K27/0263Construction of housing; Use of materials therefor of lift valves multiple way 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
    • F16K31/12Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

The present invention relates to valve fields, and in particular to a kind of single-seat valve, including valve component, pneumatic actuator, the pneumatic actuator are mounted on by holder support on valve component, it is characterised in that:The pneumatic actuator includes cylinder, cylinder spool, is equipped with connector in the cylinder, the connector is detachably connected with cylinder, and the cylinder spool is located inside the connector, and the holder is detachably connected with connector.The fast assembling-disassembling of single-seat valve pneumatic actuator and valve body can be achieved in the present invention, is conducive to the maintenance inside pneumatic actuator and repair.

Description

A kind of single-seat valve
Technical field
The present invention relates to valve fields, and in particular to a kind of single-seat valve.
Background technology
Single-seat valve is also regulating valve, can take manual actuation or pneumatic actuation, is defended now in needs such as medicine, food Pneumatic actuation is taken in the field of raw grade single-seat valve substantially, and pneumatic actuation needs install pneumatic actuator on single-seat valve, existing Pneumatic actuator is stationarily connected on single seat valve body, dismounts inconvenient maintenance.
Invention content
The present invention is in view of the above-mentioned problems, provide a kind of single-seat valve.
The technical solution used in the present invention is as follows:A kind of single-seat valve, including valve component, pneumatic actuator, the gas Dynamic actuator is mounted on by holder support on valve component, it is characterised in that:The pneumatic actuator includes cylinder, cylinder valve Core, the cylinder is interior to be equipped with connector, and the connector is detachably connected with cylinder, and the cylinder spool is located at the connector Inside, the holder are detachably connected with connector.
The connector is detachably connected with cylinder by clamp spring, and the cylinder inner wall is equipped with the first groove, the clamp spring In the first groove, the clamp spring constitutes the connector and limits.
First groove inner wall includes the first inner wall close to holder and the second inner wall close to cylinder spool, and described One inner wall constitutes the limit to clamp spring, and under the effect of external force, the clamp spring can leave the first groove along the second inner wall.
The clamp spring section is circle, and the connector is externally provided with the first side wall being adapted to the clamp spring outer wall, described First inner wall is adapted to the clamp spring outer wall, and second inner wall is inclined-plane.
The holder is bolted with connector.
First seal is equipped between the connector and cylinder and between the connector and cylinder spool.
The valve component includes the first valve body, the second valve body, valve rod, and the holder is connected with the first valve body by clip It connects, by clamp connection, the cylinder spool is connect with valve rod, is set on first valve body for first valve body and the second valve body There are one discharge port, set on second valve body there are one inlet port and outlet port, the valve rod is stretched into the second valve body and set There is valve spool of valve.
Sealed adapter sleeve is equipped between first valve body, the second valve body, between the sealed adapter sleeve and the first valve body And the second sealing ring is equipped between the second valve body.
The upper and lower ends of the sealed adapter sleeve are equipped with the second groove, and second sealing ring is located in the second groove, First valve interior wall is equipped with the first bulge loop, and first bulge loop is oblique with axle center by tilting with corresponding second sealing ring Face contacts, and second valve interior wall is equipped with the second bulge loop, and second bulge loop is by tilting the contact of incline plane with axle center.
The valve spool of valve upper and lower ends are equipped with third sealing ring, the valve spool of valve in the second valve body can on move down It is dynamic to block sealed adapter sleeve or feed inlet, third sealing ring and sealing when valve spool of valve blocks sealed adapter sleeve or feed inlet Connector sleeve or the second valve body form inclined-plane sealing.
Beneficial effects of the present invention are as follows:The fast assembling-disassembling of single-seat valve pneumatic actuator and valve body can be achieved in the present invention, has Conducive to the maintenance and repair inside pneumatic actuator.
Description of the drawings
Fig. 1 is the structural schematic diagram of an embodiment of the present invention.
Fig. 2 is the enlarged diagram at A in Fig. 1.
Fig. 3 is the enlarged diagram at B in Fig. 1.
Fig. 4 is the enlarged diagram at C in Fig. 1.
Fig. 5 is the structural schematic diagram of clamp spring.
In figure, 1, cylinder;101, the first groove;102, the first inner wall;103, the second inner wall;2, cylinder spool;3, it connects Part;301, the first side wall;4, holder;5, clamp spring;6, bolt;7, first seal;8, the first valve body;801, the first bulge loop;9、 Second valve body;901, the second bulge loop;10, valve rod;1001, valve spool of valve;11, clip;12, sealed adapter sleeve;1201, second is recessed Slot;13, the second sealing ring;14, third sealing ring.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment, the present invention can be better described, lower section is related to range up and down It is by taking attached drawing as an example.
As shown in Figure 1, a kind of single-seat valve, including valve component, pneumatic actuator, the pneumatic actuator pass through holder 4 Support is mounted on valve component, and the pneumatic actuator includes cylinder 1, cylinder spool 2, and connector is equipped in the cylinder 1 3, the connector 3 is detachably connected with cylinder 1, and the cylinder spool 2 is located inside the connector 3, the holder 4 and company Fitting 3 is detachably connected.Wherein, the connector 3 is detachably connected with cylinder 1 by clamp spring 5, and 1 inner wall of the cylinder is equipped with First groove 101, the clamp spring 5 are located in the first groove 101, and the clamp spring 5 constitutes the connector 3 and limits.Described One groove, 101 inner wall includes the first inner wall 102 close to holder 4 and the second inner wall 103 close to cylinder spool 2, and described first Inner wall 102 constitutes the limit to clamp spring 5, and under the effect of external force, the clamp spring 5 can leave the first groove along the second inner wall 103 101.The holder 4 is connect with connector 3 by bolt 6.
When installation is fixed, first cylinder spool 2 is pushed into cylinder 1, then connector 3 is pushed into cylinder 1, by clamp spring 5 It is pushed into the first groove 101, then so that holder 4 is connect with connector 3 by bolt 6, the clamp spring 5 when clamp spring 5 withstands connector 3 Connector 3 is constituted and is limited, makes connector 3 that can not move down, and holder 4 is connected and fixed with connector 3, therefore make holder and gas Dynamic actuator is stably connected with.When dismounting, first removing bolt 6 makes holder be detached with single-seat valve, then that connector 3 is upward It pushes away, pushes clamp spring that clamp spring 5 is made to skid off the first groove 101 along the second inner wall 103, so that it may easily to take out clamp spring 5, connector 3, gas Cylinder valve core 2.
Wherein connector 3 can be by other removablies with cylinder 1, but need to consider that leakproofness and part make With service life and maintenance cost, leakproofness is can be well realized using clamp spring and reduces maintenance cost.
First groove, 101 inner wall includes close to the first inner wall 102 of holder 4 and close to the second inner wall of cylinder spool 2 103, first inner wall 102 constitutes the limit to clamp spring 5, and under the effect of external force, the clamp spring 5 can be along the second inner wall 103 Leave the first groove 101.For its structure as shown in Fig. 2, from section, the first inner wall 102 is a circular arc, and the second inner wall 103 is Oblique line, it is more convenient when dismantling in this way, it can be taken off by pushing clamp spring that clamp spring 5 is made to skid off the first groove 101 along the second inner wall 103 Clamp spring 5.
5 section of the clamp spring is circle, and the connector 3 is externally provided with the first side wall being adapted to 5 outer wall of the clamp spring 301, first inner wall 102 is adapted to 5 outer wall of the clamp spring, and second inner wall 103 is inclined-plane.The first side wall 301 and One inner wall 102 can form close to symmetrical active force clamp spring, and clamp spring 5 is made to play position-limiting action, and application of a surface, be clamp spring The service life is longer.
First seal 7 is equipped between the connector 3 and cylinder 1 and between the connector 3 and cylinder spool 2. Improve sealing effect.
The valve component includes the first valve body 8, the second valve body 9, valve rod 10, and the holder 4 and the first valve body 8 pass through card 11 connection of hoop, first valve body 8 are connect with the second valve body 9 by clip 11, and the cylinder spool 2 is connect with valve rod 10, institute It states and is set on the first valve body 8 there are one discharge port, set that there are one inlet port and outlet port, the valve rods 10 on second valve body 9 It stretches into the second valve body 9 and is equipped with valve spool of valve 1001.Each component of valve component is detachable, simple in structure.
As shown in figure 3, being equipped with sealed adapter sleeve 12, the sealed adapter sleeve between first valve body 8, the second valve body 9 12 and first are equipped with the second sealing ring 13 between valve body 8 and between the second valve body 9.Improve sealing effect.
The upper and lower ends of the sealed adapter sleeve 12 are equipped with the second groove 1201, and second sealing ring 13 is located at second In groove 1201,8 inner wall of the first valve body is equipped with the first bulge loop 801, first bulge loop 801 and corresponding second sealing ring 13 by tilting the contact of incline plane with axle center, and 9 inner wall of the second valve body is equipped with the second bulge loop 901, and second bulge loop 901 is logical Cross the contact of incline plane tilted with axle center.It is completely embedded in this way, sealing effect is more preferable.
1001 upper and lower ends of the valve spool of valve are equipped with third sealing ring 14, and the valve spool of valve 1001 is in the second valve body Can be moved up and down in 9 can block sealed adapter sleeve 12 or feed inlet, when valve spool of valve 1001 blocks sealed adapter sleeve 12 or charging Third sealing ring 14 forms inclined-plane sealing with sealed adapter sleeve 12 or the second valve body 9 when mouth, as shown in Figure 4.
The foregoing is merely a kind of embodiments of the present invention, are not used for limiting the scope of the invention;The present invention's Protection domain is limited by the claim in claims, and every according to equivalence changes made by the present invention and modification, all Within the protection domain of patent of the present invention.

Claims (10)

1. a kind of single-seat valve, including valve component, pneumatic actuator, the pneumatic actuator pass through holder(4)Support is mounted on On valve component, it is characterised in that:The pneumatic actuator includes cylinder(1), cylinder spool(2), the cylinder(1)Inside it is equipped with Connector(3), the connector(3)With cylinder(1)It is detachably connected, the cylinder spool(2)Positioned at the connector(3)It is interior Portion, the holder(4)With connector(3)It is detachably connected.
2. single-seat valve according to claim 1, it is characterised in that:The connector(3)With cylinder(1)Pass through clamp spring(5) It is detachably connected, the cylinder(1)Inner wall is equipped with the first groove(101), the clamp spring(5)Positioned at the first groove(101)It is interior, institute State clamp spring(5)To the connector(3)Constitute limit.
3. single-seat valve according to claim 2, it is characterised in that:First groove(101)Inner wall includes close to holder (4)The first inner wall(102)With close to cylinder spool(2)The second inner wall(103), first inner wall(102)Structure paired card Spring(5)Limit, under the effect of external force, the clamp spring(5)It can be along the second inner wall(103)Leave the first groove(101).
4. single-seat valve according to claim 3, it is characterised in that:The clamp spring(5)Section is circle, the connector (3)It is externally provided with and the clamp spring(5)The first side wall of outer wall adaptation(301), first inner wall(102)With the clamp spring(5) Outer wall is adapted to, second inner wall(103)For inclined-plane.
5. single-seat valve according to claim 1, it is characterised in that:The holder(4)With connector(3)Pass through bolt(6) Connection.
6. single-seat valve according to claim 1, it is characterised in that:The connector(3)With cylinder(1)Between and it is described Connector(3)With cylinder spool(2)Between be equipped with first seal(7).
7. single-seat valve according to claim 1, it is characterised in that:The valve component includes the first valve body(8), the second valve Body(9), valve rod(10), the holder(4)With the first valve body(8)Pass through clip(11)Connection, first valve body(8)With second Valve body(9)Pass through clip(11)Connection, the cylinder spool(2)With valve rod(10)Connection, first valve body(8)It is equipped with one A discharge port, second valve body(9)On set there are one inlet port and outlet port, the valve rod(10)Stretch into the second valve body(9) It is interior and be equipped with valve spool of valve(1001).
8. single-seat valve according to claim 7, it is characterised in that:First valve body(8), the second valve body(9)Between set There is sealed adapter sleeve(12), the valve spool of valve(1001)In the second valve body(9)Interior move up and down can block sealed adapter sleeve (12)Or feed inlet, the sealed adapter sleeve(12)With the first valve body(8)Between and with the second valve body(9)Between be equipped with second Sealing ring(13).
9. single-seat valve according to claim 8, it is characterised in that:The sealed adapter sleeve(12)Upper and lower ends be equipped with Second groove(1201), second sealing ring(13)It is located at the second groove(1201)In, first valve body(8)Inner wall is equipped with First bulge loop(801), first bulge loop(801)With corresponding second sealing ring(13)It is connect by inclination and the inclined-plane in axle center It touches, second valve body(9)Inner wall is equipped with the second bulge loop(901), second bulge loop(901)By tilting the inclined-plane with axle center Contact.
10. single-seat valve according to claim 8, it is characterised in that:The valve spool of valve(1001)Upper and lower ends are equipped with Third sealing ring(14), work as valve spool of valve(1001)Block sealed adapter sleeve(12)Or third sealing ring when feed inlet(14)With it is close Seal connector sleeve(12)Or second valve body(9)Form inclined-plane sealing.
CN201810304959.2A 2018-04-08 2018-04-08 A kind of single-seat valve Pending CN108386572A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810304959.2A CN108386572A (en) 2018-04-08 2018-04-08 A kind of single-seat valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810304959.2A CN108386572A (en) 2018-04-08 2018-04-08 A kind of single-seat valve

Publications (1)

Publication Number Publication Date
CN108386572A true CN108386572A (en) 2018-08-10

Family

ID=63072770

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810304959.2A Pending CN108386572A (en) 2018-04-08 2018-04-08 A kind of single-seat valve

Country Status (1)

Country Link
CN (1) CN108386572A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108869829A (en) * 2018-08-29 2018-11-23 成都杰森输配设备实业有限公司 A kind of detachable connection structure of actuator and valve body

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108869829A (en) * 2018-08-29 2018-11-23 成都杰森输配设备实业有限公司 A kind of detachable connection structure of actuator and valve body

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PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information

Address after: 325000 No. 729 Binhai Third Road, Wenzhou Economic and Technological Development Zone, Zhejiang Province

Applicant after: Wenzhou Tianyue fluid equipment Co.,Ltd.

Address before: No. C501-7, Road 3, Road 8, Binhai Park, Longwan District Economic and Technological Development Zone, Longwan District, Wenzhou City, Zhejiang Province, 325000

Applicant before: WENZHOU TIANYUE FLUID EQUIPMENT TECHNOLOGY CO.,LTD.

CB02 Change of applicant information
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180810

WD01 Invention patent application deemed withdrawn after publication