CN103574138B - The quick separating valve of the low leakage of safe level - Google Patents

The quick separating valve of the low leakage of safe level Download PDF

Info

Publication number
CN103574138B
CN103574138B CN201310560716.2A CN201310560716A CN103574138B CN 103574138 B CN103574138 B CN 103574138B CN 201310560716 A CN201310560716 A CN 201310560716A CN 103574138 B CN103574138 B CN 103574138B
Authority
CN
China
Prior art keywords
butterfly plate
drive unit
rotating shaft
valve body
valve
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.)
Active
Application number
CN201310560716.2A
Other languages
Chinese (zh)
Other versions
CN103574138A (en
Inventor
陈达海
刘静
汪琴
邓雨生
杨志佳
曾剑文
唐云辉
甘瑞霞
吕杰森
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.)
NANFANG VENTILATOR CO Ltd
Original Assignee
NANFANG VENTILATOR 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 NANFANG VENTILATOR CO Ltd filed Critical NANFANG VENTILATOR CO Ltd
Priority to CN201310560716.2A priority Critical patent/CN103574138B/en
Publication of CN103574138A publication Critical patent/CN103574138A/en
Application granted granted Critical
Publication of CN103574138B publication Critical patent/CN103574138B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/223—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/221—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves specially adapted operating means therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/52—Mechanical actuating means with crank, eccentric, or cam
    • F16K31/521—Mechanical actuating means with crank, eccentric, or cam comprising a pivoted disc or flap

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Lift Valve (AREA)

Abstract

The invention discloses the quick separating valve of the low leakage of a kind of safe level, include valve body, valve seat, butterfly plate, butterfly plate rotating shaft, linkage mechanism, drive unit, rubber seal, position-limit mechanism, described valve body is provided with bearing support, rubber seal is installed on valve seat, butterfly plate rotating shaft two ends are contained on the bearing support of valve body, butterfly plate is installed in butterfly plate rotating shaft, and drive unit drives butterfly plate axis of rotation by linkage mechanism; It is characterized in that: driving spiral arm installed by described drive unit, drive spiral arm to be connected with linkage mechanism by spindle nose link rod; Described drive unit is the pivotal pneumatic or electric actuator of employing 90 degree; Compact structure of the present invention, the installation position of drive unit is equipped with multiple choices, facilitates the maintenance of separating valve, operation.

Description

The quick separating valve of the low leakage of safe level
Technical field
The present invention relates to a kind of a kind of special valve that medium is isolated for industrial ventilation air-conditioning system, be specifically related to the quick separating valve of the low leakage of a kind of safe level.
Background technique
This type of separating valve is mainly used in the ventilation and air conditioning system of nuclear fuel factory building at present, existing separating valve product all adopts linear motion type pneumatic actuator to control push rod, cannot adopt 90 degree of pivotal pneumatic or electric actuator, the interchangeability of famine drive unit, weakens its versatility.External have employed for this type product turns round electric actuator more, and this structure is that electric actuator is directly installed on push rod, thus produces very big moment to air-valve, then this structure air-valve lacks safety reliability.
Disclose a kind of rectangular isolation wind valve with home on February 4th, 2009 in invention disclosed patent CN101358655A, this rectangular isolation wind valve is a kind of mutliblade separating valve, and it adopts the drive unit of straight journey final controlling element.
Summary of the invention
The object of the invention is to consider the problems referred to above and provide a kind of and adopt 90 degree of quick separating valves of the low leakage of pivotal safe level that is pneumatic or electric actuator.
The technical solution realizing the object of the invention is: the quick separating valve of the low leakage of a kind of safe level, include valve body, valve seat, butterfly plate, butterfly plate rotating shaft, linkage mechanism, drive unit, rubber seal, position-limit mechanism, described valve body is provided with bearing support, rubber seal is installed on valve seat, butterfly plate rotating shaft two ends are contained on the bearing support of valve body, butterfly plate is installed in butterfly plate rotating shaft, and drive unit drives butterfly plate axis of rotation by linkage mechanism; It is characterized in that: driving spiral arm installed by described drive unit, drive spiral arm to be connected with linkage mechanism by spindle nose link rod; Described drive unit is the pivotal pneumatic or electric actuator of employing 90 degree.
Described linkage mechanism comprises crank, connecting rod, main jib, secondary spiral arm, secondary spin axis, crank one end is fixedly connected with butterfly plate rotating shaft, the crank the other end and main jib one end pinned connection, the main jib the other end is connected with connecting rod by same bearing pin with secondary spiral arm one end, the secondary spiral arm the other end is installed in secondary spin axis, and secondary spin axis is installed on valve body; Described spindle nose link rod is connected with pitman pin.
Described position-limit mechanism is installed by the bilateral symmetry in valve body and is formed for the locating stud limiting butterfly plate open angle, corresponding four locating studs of butterfly plate.
The quick separating valve of the low leakage of safe level of the present invention has following beneficial effect: compact structure; Adopt 90 degree of pivotal pneumatic or electric actuators, the installation position of drive unit is equipped with multiple choices, facilitates the maintenance of separating valve, operation, stronger to the adaptive capacity of different Pipe installing forms; Position-limit mechanism adopts locating stud, and structure is simple.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and embodiment, the present invention is elaborated;
Fig. 1 is perspective view of the present invention;
Fig. 2 is schematic front view of the present invention;
Fig. 3 is the C-C cut-away view of Fig. 2;
Fig. 4 is the enlarged view at I place in Fig. 2;
Fig. 5 is the enlarged view at II place in Fig. 3;
Fig. 6 is the structural representation that linkage mechanism is connected with drive unit.
Embodiment
As shown in Fig. 1 ~ Fig. 6, the quick separating valve of a kind of low leakage of safe level, include valve body 1, valve seat 2, butterfly plate 3, butterfly plate rotating shaft 4, linkage mechanism 5, drive unit 6, rubber seal 7, position-limit mechanism 8, described valve body 1 is provided with bearing support 9, rubber seal 7 is installed on valve seat 2, butterfly plate rotating shaft 4 two ends are contained on the bearing support 9 of valve body, and butterfly plate 3 is installed in butterfly plate rotating shaft 4, and drive unit 6 drives butterfly plate rotating shaft 4 to rotate by linkage mechanism 5; It is characterized in that: driving spiral arm 11 installed by described drive unit 6, drive spiral arm 11 to be connected with linkage mechanism 5 by spindle nose link rod 10; Described drive unit 6 is the pivotal pneumatic or electric actuators of employing 90 degree.
Described linkage mechanism 5 comprises crank 5-1, connecting rod 5-2, main jib 5-3, secondary spiral arm 5-4, secondary spin axis 5-5, crank 5-1 one end is fixedly connected with butterfly plate rotating shaft 4, the crank 5-1 the other end and main jib 5-3 one end pinned connection, the main jib 5-3 the other end is connected with connecting rod 5-2 by same bearing pin with secondary spiral arm 5-4 one end, the secondary spiral arm 5-4 the other end is installed on secondary spin axis 5-5, and secondary spin axis 5-5 is installed on valve body 1; Described spindle nose link rod 10 and connecting rod 5-2 pinned connection.
Described position-limit mechanism 8 is installed by the bilateral symmetry in valve body and is formed for the locating stud limiting butterfly plate open angle, corresponding four locating studs of butterfly plate.

Claims (3)

1. the quick separating valve of the low leakage of safe level, include valve body (1), valve seat (2), butterfly plate (3), butterfly plate rotating shaft (4), linkage mechanism (5), drive unit (6), rubber seal (7), position-limit mechanism (8), described valve body (1) is provided with bearing support (9), rubber seal (7) is installed on valve seat (2), butterfly plate rotating shaft (4) two ends are contained on the bearing support (9) of valve body, butterfly plate (3) is installed in butterfly plate rotating shaft (4), and drive unit (6) drives butterfly plate rotating shaft (4) to rotate by linkage mechanism (5); It is characterized in that: described drive unit (6) has been installed driving spiral arm (11), drive spiral arm (11) to be connected with linkage mechanism (5) by spindle nose link rod (10); Described drive unit (6) is the pivotal pneumatic or electric actuator of employing 90 degree.
2. the quick separating valve of the low leakage of a kind of safe level according to claim 1, it is characterized in that: described linkage mechanism (5) comprises crank (5-1), connecting rod (5-2), main jib (5-3), secondary spiral arm (5-4), secondary spin axis (5-5), crank (5-1) one end is fixedly connected with butterfly plate rotating shaft (4), crank (5-1) the other end and main jib (5-3) one end pinned connection, main jib (5-3) the other end is connected with connecting rod (5-2) by same bearing pin with secondary spiral arm (5-4) one end, secondary spiral arm (5-4) the other end is installed in secondary spin axis (5-5), secondary spin axis (5-5) is installed on valve body (1), described spindle nose link rod (10) and connecting rod (5-2) pinned connection.
3. the quick separating valve of the low leakage of a kind of safe level according to claim 1, it is characterized in that: described position-limit mechanism (8) is installed by the left and right sides symmetry in valve body and formed for the locating stud limiting butterfly plate open angle, corresponding four locating studs of butterfly plate.
CN201310560716.2A 2013-11-12 2013-11-12 The quick separating valve of the low leakage of safe level Active CN103574138B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310560716.2A CN103574138B (en) 2013-11-12 2013-11-12 The quick separating valve of the low leakage of safe level

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310560716.2A CN103574138B (en) 2013-11-12 2013-11-12 The quick separating valve of the low leakage of safe level

Publications (2)

Publication Number Publication Date
CN103574138A CN103574138A (en) 2014-02-12
CN103574138B true CN103574138B (en) 2016-01-20

Family

ID=50046562

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310560716.2A Active CN103574138B (en) 2013-11-12 2013-11-12 The quick separating valve of the low leakage of safe level

Country Status (1)

Country Link
CN (1) CN103574138B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105240586B (en) * 2015-10-30 2018-04-17 无锡斐冠工业设备有限公司 A kind of imitative tortoise plastron valve body and anti-explosive valve
CN105546129B (en) * 2016-01-28 2018-08-14 江苏爵格工业设备有限公司 A kind of rain-proof shock wave resistance valve
CN106090252A (en) * 2016-08-10 2016-11-09 南方风机股份有限公司 A kind of many bars that can open and close safely drive leafy isolating valve
CN114458774B (en) * 2022-02-15 2023-12-12 石家庄先楚核能装备股份有限公司 Isolation air valve

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2348113A1 (en) * 1973-09-25 1975-04-10 Morlock Werner Dipl Ing Safety flap for hermetic sealed space - has fall weight(s), held raised by electromagnet and opening flap when released
CN201637056U (en) * 2009-12-02 2010-11-17 南方风机股份有限公司 Air volume regulating valve
CN201651352U (en) * 2010-03-18 2010-11-24 大连兆和科技发展有限公司 Pneumatic air valve
CN102359603A (en) * 2011-09-06 2012-02-22 石家庄阀门一厂股份有限公司 Pressure resistance valve for nuclear grade air passage
CN202992200U (en) * 2012-11-30 2013-06-12 深圳市海能通信设备股份有限公司 Ventilating valve structure
CN203585500U (en) * 2013-11-12 2014-05-07 南方风机股份有限公司 Low-safety-level quick-leaking isolating valve

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2348113A1 (en) * 1973-09-25 1975-04-10 Morlock Werner Dipl Ing Safety flap for hermetic sealed space - has fall weight(s), held raised by electromagnet and opening flap when released
CN201637056U (en) * 2009-12-02 2010-11-17 南方风机股份有限公司 Air volume regulating valve
CN201651352U (en) * 2010-03-18 2010-11-24 大连兆和科技发展有限公司 Pneumatic air valve
CN102359603A (en) * 2011-09-06 2012-02-22 石家庄阀门一厂股份有限公司 Pressure resistance valve for nuclear grade air passage
CN202992200U (en) * 2012-11-30 2013-06-12 深圳市海能通信设备股份有限公司 Ventilating valve structure
CN203585500U (en) * 2013-11-12 2014-05-07 南方风机股份有限公司 Low-safety-level quick-leaking isolating valve

Also Published As

Publication number Publication date
CN103574138A (en) 2014-02-12

Similar Documents

Publication Publication Date Title
CN103574138B (en) The quick separating valve of the low leakage of safe level
CN203585500U (en) Low-safety-level quick-leaking isolating valve
CN203239666U (en) Manual-automatic control system with pneumatic double-acting actuator and air storage tank
CN204573266U (en) Dual-purpose double-connecting rod type sealed valve
CN111425651B (en) Energy accumulator reset servo direct-drive type angular travel rapid cut-off actuating mechanism
CN203906984U (en) Rotation valve with universal joint
CN202100748U (en) Large-diameter sleeve piston hydraulic adjusting valve
CN201621318U (en) Ultra-short full bore ball valve
CN115681526A (en) A ventilation pipeline shutoff valve for municipal works
CN107084275B (en) It can provide the automatic valve system of the single-action pneumatic executor driving of duplicate protection
CN205689872U (en) A kind of valve rod rackwork being applied to electromagnetic valve and a kind of electromagnetic valve
CN102192333B (en) Self-operated electric temperature-controlled valve opened and closed at multiple spots
CN204755949U (en) Safe low isolating valve that leaks
CN220286491U (en) Electric intelligent ball valve
CN207500501U (en) A kind of butterfly ends integral type universal valve
CN105134974B (en) The isolating valve of the low leakage of safety
CN201954008U (en) Fireproof valve
CN102900866A (en) Pneumatic valve and working method thereof
CN208281518U (en) Butterfly valve and butterfly valve system
CN218863382U (en) Electric two-way valve
CN201496587U (en) Novel expansion flat gate valve
CN219933125U (en) Multi-blade air valve with adjusting function
CN204784743U (en) Electric two way valve
CN219366810U (en) Single-acting cut-off valve with auxiliary switch gas circuit structure
CN203560466U (en) Pneumatic butterfly valve

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant