CN106090354A - The gas trap that a kind of safety is high - Google Patents

The gas trap that a kind of safety is high Download PDF

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Publication number
CN106090354A
CN106090354A CN201610454051.0A CN201610454051A CN106090354A CN 106090354 A CN106090354 A CN 106090354A CN 201610454051 A CN201610454051 A CN 201610454051A CN 106090354 A CN106090354 A CN 106090354A
Authority
CN
China
Prior art keywords
valve body
valve
safety
swingle
gas trap
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.)
Granted
Application number
CN201610454051.0A
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Chinese (zh)
Other versions
CN106090354B (en
Inventor
丁黎清
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.)
Jiangsu Wuxi Huishan Pump Industry Co Ltd
Original Assignee
Jiangsu Wuxi Huishan Pump Industry 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 Jiangsu Wuxi Huishan Pump Industry Co Ltd filed Critical Jiangsu Wuxi Huishan Pump Industry Co Ltd
Priority to CN201610454051.0A priority Critical patent/CN106090354B/en
Publication of CN106090354A publication Critical patent/CN106090354A/en
Application granted granted Critical
Publication of CN106090354B publication Critical patent/CN106090354B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F16K15/00Check valves
    • F16K15/18Check valves with actuating mechanism; Combined check valves and actuated valves
    • F16K15/182Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism
    • F16K15/1823Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism for ball check 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
    • 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

Abstract

The invention discloses the gas trap that a kind of safety is high, including valve body, air inlet and gas outlet, the side of described valve body is provided with air inlet, the opposite side of described valve body is provided with gas outlet, the top of described valve body is run through swingle, and one end of swingle extends to the outside of valve body, the exposed one end of described swingle is fixedly connected with rotating disk, the both sides of described swingle and be positioned at the thread in inner cavity of valve body and connect and have pressing plate, the both sides of described valve interior wall are fixed with pressing plate chute, and pressing plate is connected with pressing plate slide.The gas trap that this safety is high, by using relief valve and check-valves, when causing danger when, automatically cut off source of the gas, it is ensured that the safety of user, by installing telescopic spring bar additional, effectively prevent valve and use the poorly sealed situation brought for a long time, reach the effect that air seal is tight, by the improvement to body cavity structure, reach rotating disk in the effect rotated in place.

Description

The gas trap that a kind of safety is high
Technical field
The present invention relates to valve technology field, the gas trap that a kind of safety is high.
Background technology
Valve is the machinery controlling the flow of fluid media (medium) of flowing, the flow direction, pressure, temperature etc., and valve is pipeline Parts basic in system, valve pipe fitting, technically as pump, discusses often as a single classification, valve Can use manual or handwheel, handle or pedal operation, it is also possible to changed the pressure of fluid media (medium), temperature and flow by control Change, the operation that these changes can be carried out continuously or repeat by valve, the peace such as installed in hot-water heating system or steam boiler Full valve, existing gas trap cannot ensure the safety of user, particularly liquefied gas valve body, cannot cut when gas leaks when Dying source, existing gas trap uses for a long time, and abrasion ratio is more serious, ultimately results in gas leakage, and harm is very big, existing gas The valve rod distance of stretch out and draw back of valve is relatively big, very takes up room.
Summary of the invention
It is an object of the invention to provide the gas trap that a kind of safety is high, with solve in above-mentioned background technology propose ask Topic.
For achieving the above object, the present invention provides following technical scheme: the gas trap that a kind of safety is high, including valve body, Air inlet and gas outlet, the side of described valve body is provided with air inlet, and the opposite side of described valve body is provided with gas outlet, described valve body Top is run through swingle, and one end of swingle extends to the outside of valve body, and the exposed one end of described swingle is fixed Connect and have rotating disk, the both sides of described swingle and be positioned at the thread in inner cavity of valve body and connect and have pressing plate, the two of described valve interior wall Side is fixed with pressing plate chute, and pressing plate is connected with pressing plate slide, and the bottom of described swingle is fixed with telescopic spring Bar, described telescopic spring bar includes that housing, the inner chamber of described housing run through and is provided with expansion link, and one end of expansion link extends to shell The outside of body, the top of described expansion link is fixed with limit top plate, is fixed with between described limit top plate and inner walls First spring, the exposed one end in hull outside of described expansion link is fixedly connected with valve rod, and the bottom of described valve rod is fixing to be connected Having spool, the both sides of described valve rod and be positioned at the inner chamber of valve body and be fixed with valve rod movable stand, the inner chamber of described air inlet is provided with Relief valve, described relief valve includes that push rod, the top of described push rod are fixed with the second spring, and the top of described second spring is solid Surely being provided with gland, the bottom of described push rod is glued with valve ball, and the inner chamber of described gas outlet is provided with check-valves, and described check-valves includes Valve seat, described valve seat is rotatably connected to bull stick by rotational pin, and a side bottom of described bull stick is fixedly connected with valve block, described in enter The inner chamber of QI KOU and air vent is equipped with bowl ring.
Preferably, described push rod runs through valve body and extends to the outside of valve body, and exposed passes through in the both sides outside valve body Slide block is connected with valve body slides.
Preferably, the inner chamber of described air inlet and gas outlet is equipped with bowl ring.
Preferably, the width of described valve block is more than the width of bowl ring.
Preferably, sealing gland circle it is provided with between described valve rod and support.
Preferably, described swingle both sides and body cavity top are provided with Limit Bearing.
Preferably, the bottom of described valve ball is provided with chute.
Preferably, it is connected by pole is fixing between the bottom of described gland and slide block.
Compared with prior art, the invention has the beneficial effects as follows: the gas trap that this safety is high, by use relief valve and Check-valves, under the cooperation of valve ball, push rod, the second spring, top cover, valve seat, bull stick and valve block, when causing danger when, from Dynamic cut-out source of the gas also stops the objects such as the other side's gas and naked light to enter air inlet, it is ensured that the safety of user, by installing additional Telescopic spring bar, effectively prevent valve and uses the poorly sealed situation brought for a long time, reached the effect that air seal is tight, By the improvement to body cavity structure, reach rotating disk in the effect rotated in place, saved space.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram;
Fig. 2 is the structural representation of telescopic spring bar of the present invention.
In figure: 1 valve body, 2 swingles, 3 rotating disks, 4 pressing plates, 5 pressing plate chutes, 6 telescopic spring bars, 61 housings, 62 stretch Bar, 63 top boards, 64 first springs, 7 valve rods, 8 spools, 9 air inlets, 10 gas outlets, 11 valve rod movable stands, 12 relief valve, 121, Valve ball, 122 push rods, 123 second springs, 124 glands, 125 slide blocks, 13 check-valves, 131 valve seats, 132 bull sticks, 133 valve blocks, 14 Bowl ring.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise Embodiment, broadly falls into the scope of protection of the invention.
Referring to Fig. 1-2, the present invention provides a kind of technical scheme: the gas trap that a kind of safety is high, including valve body 1, enters QI KOU 9 and gas outlet 10, the inner chamber of air inlet 9 and gas outlet 10 is equipped with bowl ring 14, and the side of valve body 1 is provided with air inlet Mouth 9, the opposite side of valve body 1 is provided with gas outlet 10, and the top of valve body 1 is run through swingle 2, and one end of swingle 2 extends to The outside of valve body 1, swingle 2 both sides and valve body 1 inner cavity top are provided with Limit Bearing, and the exposed one end of swingle 2 is fixed Connecting and have rotating disk 3, the both sides of swingle 2 and be positioned at the thread in inner cavity of valve body 1 and connect and have pressing plate 4, the both sides of valve body 1 inwall are solid Surely being provided with pressing plate chute 5, and pressing plate 4 is slidably connected with pressing plate chute 5, the bottom of swingle 2 is fixed with telescopic spring bar 6, Telescopic spring bar 6 includes that housing 61, the inner chamber of housing 61 run through and is provided with expansion link 62, and one end of expansion link 62 extends to housing The outside of 61, the top of expansion link 62 is fixed with limit top plate 63, is fixed with between limit top plate 63 and housing 61 inwall First spring 64, by installing telescopic spring bar 6 additional, effectively prevent valve and uses the poorly sealed situation brought for a long time, reach Having arrived the effect that air seal is tight, expansion link 62 is exposed is fixedly connected with valve rod 7, the end of valve rod 7 in the one end outside housing 61 Portion is fixedly connected with spool 8, the both sides of valve rod 7 and be positioned at the inner chamber of valve body 1 and be fixed with valve rod movable stand 11, valve rod 7 with Being provided with sealing gland circle between frame 11, the inner chamber of air inlet 9 is provided with relief valve 12, and relief valve 12 includes push rod 122, the top of push rod 122 Portion is fixed with the second spring 123, and the top of the second spring 123 is fixed with gland 124, and the bottom of push rod 122 is glued with valve Ball 121, the bottom of valve ball 121 is provided with chute, and push rod 122 runs through valve body 1 and extends to the outside of valve body 1, and exposed at valve body 1 Outside both sides are slidably connected with valve body 1 by slide block 125, fixing even by pole between bottom and the slide block 125 of gland 124 Connecing, the inner chamber of gas outlet 10 is provided with check-valves 13, and check-valves 13 includes that valve seat 131, valve seat 131 are rotatably connected to by rotational pin Bull stick 132, a side bottom of bull stick 132 is fixedly connected with valve block 133, and the width of valve block 133 is more than the width of bowl ring 14 Degree, by using relief valve 12 and check-valves 13, valve ball 121, push rod the 122, second spring 123, top cover 124, slide block 125, Under the cooperation of valve seat 131, bull stick 132 and valve block 133, when causing danger when, automatically cut off source of the gas and stop the other side's gas Air inlet is entered, it is ensured that the safety of user, the inner chamber of air inlet 9 and air vent 10 is equipped with bowl-type with the object such as naked light Sealing ring 14, by the improvement to body cavity structure, has reached to rotate 3 in the effect rotated in place, has saved space.
Operation principle: during normal use air inlet, air inlet 9 is identical with gas outlet 10 pressure, and gas enters from air inlet 9 Entering, by the rotation to rotating disk 3, valve rod 7 makes spool 8 move up, and gas from gas outlet 10 out, enters when unexpected generation QI KOU 9 and gas outlet 10 produce pressure differential, and the pressure of air inlet 9 is more than the pressure of gas outlet 10, under the promotion of pressure, valve ball 121 move right, and stop gas circulation, and valve block 133 falls the most under gravity, until overlapping with bowl ring 14 Guan Bi.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible Understand and these embodiments can be carried out multiple change without departing from the principles and spirit of the present invention, revise, replace And modification, the scope of the present invention be defined by the appended.

Claims (8)

1. the gas trap that safety is high, including valve body (1), air inlet (9) and gas outlet (10), the one of described valve body (1) Side is provided with air inlet (9), and the opposite side of described valve body (1) is provided with gas outlet (10), it is characterised in that: the top of described valve body (1) Portion is run through swingle (2), and one end of swingle (2) extends to the outside of valve body (1), and described swingle (2) is exposed outside One end be fixedly connected with rotating disk (3), the both sides of described swingle (2) and be positioned at the thread in inner cavity of valve body (1) and connect and have pressure Plate (4), the both sides of described valve body (1) inwall are fixed with pressing plate chute (5), and pressing plate (4) slides even with pressing plate chute (5) Connecing, the bottom of described swingle (2) is fixed with telescopic spring bar (6), and described telescopic spring bar (6) includes housing (61), institute State the inner chamber of housing (61) to run through and be provided with expansion link (62), and one end of expansion link (62) extends to the outside of housing (61), institute The top stating expansion link (62) is fixed with limit top plate (63), fixing between described limit top plate (63) and housing (61) inwall Being provided with the first spring (64), the exposed one end outside at housing (61) of described expansion link (62) is fixedly connected with valve rod (7), described The bottom of valve rod (7) is fixedly connected with spool (8), the both sides of described valve rod (7) and be positioned at the inner chamber of valve body (1) and be fixed with valve Bar movable stand (11), the inner chamber of described air inlet (9) is provided with relief valve (12), and described relief valve (12) includes push rod (122), institute The top stating push rod (122) is fixed with the second spring (123), and the top of described second spring (123) is fixed with gland (124), the bottom of described push rod (122) is glued with valve ball (121), and the inner chamber of described gas outlet (10) is provided with check-valves (13), Described check-valves (13) includes valve seat (131), and described valve seat (131) is rotatably connected to bull stick (132) by rotational pin, described turn One side bottom of bar (132) is fixedly connected with valve block (133), and the inner chamber of described air inlet (9) and air vent (10) is equipped with bowl Shape sealing ring (14).
The gas trap that a kind of safety the most according to claim 1 is high, it is characterised in that: described push rod (122) runs through valve Body (1) also extends to the outside of valve body (1), and the exposed both sides outside at valve body (1) are sliding with valve body (1) by slide block (125) It is dynamically connected.
The gas trap that a kind of safety the most according to claim 1 is high, it is characterised in that: described air inlet (9) and giving vent to anger The inner chamber of mouth (10) is equipped with bowl ring (14).
The gas trap that a kind of safety the most according to claim 1 is high, it is characterised in that: the width of described valve block (133) Width more than bowl ring (14).
The gas trap that a kind of safety the most according to claim 1 is high, it is characterised in that: described valve rod (7) and support (11) sealing gland circle it is provided with between.
The gas trap that a kind of safety the most according to claim 1 is high, it is characterised in that: described swingle (2) both sides with Valve body (1) inner cavity top is provided with Limit Bearing.
The gas trap that a kind of safety the most according to claim 1 is high, it is characterised in that: the bottom of described valve ball (121) It is provided with chute.
The gas trap that a kind of safety the most according to claim 1 is high, it is characterised in that: the bottom of described gland (124) It is connected by pole is fixing with between slide block (125).
CN201610454051.0A 2016-06-22 2016-06-22 A kind of safe gas trap Expired - Fee Related CN106090354B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610454051.0A CN106090354B (en) 2016-06-22 2016-06-22 A kind of safe gas trap

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Application Number Priority Date Filing Date Title
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CN106090354B CN106090354B (en) 2018-05-08

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107727800A (en) * 2017-09-29 2018-02-23 卢素珠 A kind of poisonous gas leakage alarm suitable for oil refineries

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204560A (en) * 1979-02-16 1980-05-27 Lear Siegler, Inc. Relief valve for fluid systems
CN2225583Y (en) * 1995-04-17 1996-04-24 四川石油管理局勘察设计研究院 Spring isolation safety valve
US20040144938A1 (en) * 2002-10-17 2004-07-29 Frank Akselberg Pressure compensated pilot operated check valve
CN102287558A (en) * 2011-08-19 2011-12-21 青岛金黄海集装箱有限公司 Check valve with safety valve
CN205745479U (en) * 2016-06-22 2016-11-30 无锡惠山泵业有限公司 The gas trap that a kind of safety is high

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204560A (en) * 1979-02-16 1980-05-27 Lear Siegler, Inc. Relief valve for fluid systems
CN2225583Y (en) * 1995-04-17 1996-04-24 四川石油管理局勘察设计研究院 Spring isolation safety valve
US20040144938A1 (en) * 2002-10-17 2004-07-29 Frank Akselberg Pressure compensated pilot operated check valve
CN102287558A (en) * 2011-08-19 2011-12-21 青岛金黄海集装箱有限公司 Check valve with safety valve
CN205745479U (en) * 2016-06-22 2016-11-30 无锡惠山泵业有限公司 The gas trap that a kind of safety is high

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107727800A (en) * 2017-09-29 2018-02-23 卢素珠 A kind of poisonous gas leakage alarm suitable for oil refineries
CN107727800B (en) * 2017-09-29 2019-12-03 安徽科恒电力科技有限公司 A kind of poisonous gas leakage alarm suitable for oil refineries

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