CN109595416A - A kind of gas pipeline socket and plug and attachment device - Google Patents
A kind of gas pipeline socket and plug and attachment device Download PDFInfo
- Publication number
- CN109595416A CN109595416A CN201910056127.8A CN201910056127A CN109595416A CN 109595416 A CN109595416 A CN 109595416A CN 201910056127 A CN201910056127 A CN 201910056127A CN 109595416 A CN109595416 A CN 109595416A
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- China
- Prior art keywords
- valve seat
- plug
- ring
- spool
- sealing ring
- 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
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/22—Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers or helical springs under radial pressure between the parts
- F16L37/23—Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers or helical springs under radial pressure between the parts by means of balls
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/38—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings
- F16L37/44—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with one lift valve being actuated to initiate the flow through the coupling after the two coupling parts are locked against withdrawal
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- 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 a kind of gas pipeline socket and plug and attachment devices, belong to gas pipeline interconnection technique field, including conversion seat, valve seat；The intake interface being mutually communicated and outlet interface are offered in conversion seat；Outlet interface is fixedly connected with valve seat, is slidingly sealed in valve seat and is provided with spool；The gas passage communicated with valve seat is offered on spool, gas passage is connected to or is closed with the intake interface by the axial movement of spool；Spool is provided with the first sealing ring far from one end of outlet interface；The solution lock ring for stopping the first sealing ring to skid off is provided in valve seat；Locking assembly is connected on valve seat.The beneficial effects of the present invention are: user is during installation, plug need to be only inserted into valve seat, locking assembly locking plug, installation can be completed, installation is simple and convenient, significantly improves installation effectiveness；When disassembly, only need to unlock and pull the plug out of the socket, spool can self-closed, operation is very easy, is conducive to promote and apply.
Description
Technical field
The present invention relates to gas pipeline interconnection technique fields, more particularly to a kind of gas pipeline socket and plug and company
Connection device.
Background technique
Existing building gas pipe, service pipe, indoor pipe fills and two kinds of forms of concealed installation clearly, all there is fixed -piping and burning appliance floating pipe
Conversion.Using the valve with crossover sub or dedicated convert connector is installed on pipeline when bright dress, fixed -piping and combustion gas are realized
Has the connection of hose.It is that corrugated stainless steel tubing or aluminum plastic composite pipe are secretly buried in wall when concealed installation, it is then that tube bending is direct
It is stretched from wall, then valve and crossover sub is installed in pipe end, realize the connection of fixed -piping and gas utensil hose.Valve is installed
When door and conversion, the installation tool using profession is needed, and installed by professional construction personnel, installation is complicated, and installation effectiveness is low, no
Facilitate user.In view of the above-mentioned problems, present applicant proposes solutions.
Summary of the invention
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of gas pipeline socket is provided
And plug and attachment device, solve the low technical problem of installation effectiveness.
The purpose of the present invention is achieved through the following technical solutions: a kind of gas pipeline socket, it is characterised in that:
Including conversion seat, valve seat；The intake interface being mutually communicated and outlet interface are offered in the conversion seat；The outlet interface with
Valve seat is fixedly connected, and is slidingly sealed in the valve seat and is provided with spool；It is logical that the gas communicated with valve seat is offered on the spool
Road, the gas passage are connected to or are closed with the intake interface by the axial movement of spool；The spool is far from outlet interface
One end be provided with the first sealing ring；The solution lock ring for stopping the first sealing ring to skid off is provided in the valve seat；On the valve seat
It is connected with locking assembly.
Preferably, the spool is provided with the first spring between one end and conversion seat of outlet interface.
Preferably, the second sealing ring and third sealing ring are provided between the outer circle and valve seat of the spool；And gas is logical
Road is between the second sealing ring and third sealing ring.
Preferably, the locking assembly includes slip ring and multiple steel balls；The slip ring is slidably located in the outer circle of valve seat；Institute
State valve seat and outer circle be provided with multiple clamping through-holes to match with steel ball, and the outer circle of plug offer it is multiple with steel ball phase
Matched concave ring；The steel ball setting is in clamping through-hole；The inner wall of the slip ring is provided with cricoid positioning ring；The positioning
The inner wall of ring is resisted against on steel ball；Second spring is provided in the slip ring, second spring is connected between positioning ring and valve seat；
The limit elastic opening ring for limiting slip ring is provided on the valve seat.
Preferably, the side of the slip ring is provided with unblock button, unblock button along slip ring the setting that slides axially；Institute
It states and is fixed with the first fulcrum bearing on conversion seat, unblock button is slidably arranged in the first fulcrum bearing, and unblock button and first
It holds and is provided with third spring between the bottom of seat, the side of the slip ring is equipped with unlock linkage body, and unblock button is pressed in unlock connection
On kinetoplast.
It preferably, further include secretly burying box body, the conversion seat, valve seat and locking assembly, which are arranged at, secretly buries in box body, secretly
Box body is buried to be fixed in wall；And it secretly buries and is removably fixed with box cover on box body；The prominent box cover setting of the unblock button.
Preferably, the spool includes upper valve core and bottom spool；The upper valve core and bottom spool are separate structure or one
Structure.
Preferably, the upper valve core and bottom spool are separate structure；One end of the upper valve core is detachably secured to lower valve
The end of core；Sliding is provided with mandrel in the gas passage；The mandrel includes the driving section set gradually, sealing and leads
To portion；Gas passage is offered in the upper valve core and bottom spool；The inner wall of the gas passage has third stop collar, and the
The through-hole to match with guide part is offered on three stop collars；The inner wall of the gas passage offers seal, seal with
Stem seal portion is tightly connected；The 5th spring resetted with moving mandrel is provided in the gas passage.
A kind of plug, it is characterised in that: including plug, one end of the plug is plugged in the valve seat；It is described to insert
The end face of head is resisted against on first sealing ring；The outer circle of the plug has the second stop collar for limiting solution lock ring；It is described
The outer circle of plug has the concave ring to match with steel ball.
A kind of attachment device, it is characterised in that: including the socket and the plug.
The beneficial effects of the present invention are:
After plug is inserted into valve seat, band movable valve plug is slided, and gas passage is communicated with intake interface, so that plug and air inlet connecting
Mouth communicates, and completes installation；When needing to dismantle plug, it need to only unlock and pull the plug out of the socket, gas passage and intake interface are truncated, and complete
Disassembly；Plug during installation, need to be only inserted into valve seat, locking assembly locking plug by user, and installation can be completed, and installation is simple
It is convenient, significantly improve installation effectiveness；When disassembly, only need to unlock and pull the plug out of the socket, spool can self-closed, operation is very easy,
Conducive to popularization and application.
Detailed description of the invention
Fig. 1 is the structural schematic diagram (first embodiment) of socket；
Fig. 2 is plug insertion and the unpressed structural schematic diagram of the first spring (first embodiment)；
Fig. 3 is the structural schematic diagram (first embodiment) that plug is inserted into and locks；
Fig. 4 is fragmentary detail view (first embodiment) in Fig. 3；
Fig. 5 is the side view (first embodiment) of Fig. 3；
Fig. 6 is the structural schematic diagram (first embodiment) of fire-resistant mechanism；
The structural schematic diagram (first embodiment) that Fig. 7 is parallel to each other for the axis of intake interface and outlet interface；
Fig. 8 is three-port structure schematic diagram (first embodiment)；
Fig. 9 is the structural schematic diagram (second embodiment) of socket；
Figure 10 is the structural schematic diagram (second embodiment) when compressing the 5th spring and uncompressed first spring；
Figure 11 is the structural schematic diagram (second embodiment) that plug is inserted into and locks；
Figure 12 is the cross-sectional view (second embodiment) of third stop collar；
In figure: 1- conversion seat, 2- valve seat, 3- spool, 4- plug, the first spring of 5-, the second sealing ring of 6-, the sealing of 7- third
Ring, 8- gas passage, 9- locking nut, the 5th sealing ring of 10-, 11- two halves formula snap ring, 12- secretly bury box body, 13- box cover, 14-
Slip ring, 15- steel ball, 16- positioning ring, 17- second spring, the first sealing ring of 18-, 19- solve lock ring, 20- unblock button, 21- the
One fulcrum bearing, 22- third spring, 23- unlock linkage body, the second fulcrum bearing of 24-, 25- linkage interface, the 4th spring of 26-, 27-
Temperature sensing glass ball, the first expansion bearing of 28-, 29- air inlet pipe, 30- escape pipe, 31- wall, the 4th sealing ring of 32-, 33- concave ring,
The first stop collar of 34-, the second stop collar of 35-, the 6th sealing ring of 36-, 37- limit elastic opening ring, the second expansion bearing of 38-,
39- upper valve core, 40- bottom spool, the driving section 41-, 42- sealing, 43- guide part, 44- third stop collar, 45-
Five springs, the 7th sealing ring of 46-, the 8th sealing ring of 47-, 48- venthole.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing, to the present invention into
One step is described in detail.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments shall fall within the protection scope of the present invention.
First embodiment:
As shown in FIG. 1 to FIG. 8, a kind of gas pipeline socket and plug and attachment device, it is characterised in that: including conversion
Seat 1, valve seat 2；The intake interface being mutually communicated and outlet interface are offered in the conversion seat 1；The outlet interface and valve seat 2
It is fixedly connected, is slidingly sealed in the valve seat 2 and is provided with spool 3；It is logical that the gas communicated with valve seat 2 is offered on the spool 3
Road 8, the gas passage 8 are connected to or are closed with the intake interface by the axial movement of spool 3；The spool 3 is far from outlet
One end of interface is provided with the first sealing ring 18；The solution lock ring 19 for stopping the first sealing ring 18 to skid off is provided in the valve seat 2；
Locking assembly is connected on the valve seat 2.
Such as Fig. 2, after plug 4 is inserted into valve seat 2, band movable valve plug 3 is slided, and gas passage 8 is communicated with intake interface, so that inserting
First 4 communicate with intake interface, complete installation；Such as Fig. 3, when needing to dismantle plug 4, it need to only unlock and pull the plug out of the socket 4, gas passage
8 are truncated with intake interface, complete disassembly；Plug 4 during installation, need to be only inserted into valve seat 2, locking assembly locking plug by user
4, installation can be completed, installation is simple and convenient, significantly improves installation effectiveness；When disassembly, it need to only unlock and pull the plug out of the socket 4, spool 3
Can self-closed, operation is very easy, be conducive to promote and apply.
The spool 3 is provided with the first spring 5 between one end and conversion seat 1 of outlet interface, and the first spring 5 is pressure
Contracting spring, plays reset role, and band movable valve plug 3 is mobile, realizes self-closed spool 3.
The second sealing ring 6 and third sealing ring 7 are provided between the outer circle and valve seat 2 of the spool 3；And gas passage 8
Between the second sealing ring 6 and third sealing ring 7.After plug 4 is inserted into valve seat 2, band movable valve plug 3 is slided, and compresses setting
The first spring 5 between spool 3 and conversion seat 1, the second sealing ring 6 is contacted and is sealed with conversion seat 1 always at this time,
Third sealing ring 7 is detached from conversion seat 1, and gas passage 8 is communicated with intake interface, so that plug 4 is communicated with intake interface, completes peace
Dress；When needing to dismantle plug 4, pull the plug out of the socket 4, under the reseting elasticity effect of the first spring 5, band movable valve plug 3 need to be only unlocked
Sliding, so that third sealing ring 7 is contacted and sealed with conversion seat 1, gas passage 8 and intake interface are truncated, and complete to tear open
It unloads.
In the present embodiment, it there are two the settings of the second sealing ring 6, is uniformly arranged along the axial direction of spool 3.Third is close
Seal ring 7 is provided with one, seals after socket ventilation.The outlet that the valve seat 2 is threadedly secured to conversion seat 1 connects
On mouth, and the 6th sealing ring 36 to seal is provided between valve seat 2 and conversion seat 1.
The air inlet pipe 29 is bellows, and air inlet pipe 29 is inserted in intake interface, and locking screw is arranged with outside air inlet pipe 29
Mother 9；The outer circle of the locking nut 9 has external screw thread, and the inner wall of recent interface has the internal screw thread to match；And intake interface
Inner wall have second step, the 5th sealing ring 10 covered in air inlet pipe 29 is provided between locking nut 9 and second step.
By tightening locking nut 9, squeeze the 5th sealing ring 10, play sealing function, prevent combustion gas from air inlet pipe 29 and conversion seat 1 it
Between overflow.
The end face of 5th sealing ring 10 has the end face seal portion 42 extended towards center, the both ends in end face seal portion 42
It bears against on the end face of air inlet pipe 29 and the step surface of second step, so that the 5th sealing ring 10 plays dual-seal work
With, existing end face seal effect, and there is circumferential seal effect, it seals relatively reliable.End face seal portion 42 is being squeezed in order to prevent
Pressure the gear axially extending towards conversion seat 1 will not be arranged at the edge of second step due to deforming into 1 inner cavity of conversion seat
Ring.In order to protect the 5th sealing ring 10, two halves formula snap ring 11, two halves formula are set between locking nut 9 and the 5th sealing ring 10
Snap ring 11 is two semicircular rings composition, blocks bellows and inwardly pushes the 5th sealing ring 10, realize bellows axial direction stopping with
Sealing.
The intake interface and outlet interface are provided with multiple, intake interface can be set as to two, outlet interface is set as one
It is a, threeway socket is formed, such as Fig. 8, in the present embodiment, intake interface and outlet interface are respectively set one.
The axis of the axis of the intake interface and outlet interface is parallel to each other or is mutually perpendicular to.When the bright dress of gas pipeline
When, above-mentioned two axis is parallel to each other, such as Fig. 7；When gas pipeline concealed installation, above-mentioned two axis is mutually perpendicular to, such as Fig. 2.When
So, when needing to turn to installation, when the bright dress of gas pipeline, above-mentioned two axis can also be to be mutually perpendicular to, and use as elbow.
When gas pipeline is installed, the axis of the axis and outlet interface of intake interface is mutually perpendicular to, this socket further includes dark
Box body 12 is buried, the conversion seat 1, valve seat 2 and locking assembly, which are arranged at, secretly buries in box body 12, secretly buries box body 12 and is fixed on wall
In 31；And it secretly buries and is removably fixed with box cover 13 on box body 12；The plug 4 is pierced by box cover 13 and is connected with escape pipe 30, air inlet
Interface is connected with air inlet pipe 29, and air inlet pipe 29, which is pierced by, secretly buries box body 12 and be embedded in wall 31.Unblock button 20 protrudes box cover
13 settings, convenient for pressing.Compact-sized, socket main body is by secretly burying box body 12 in wall 31, wall surface levelling, installation side
Just, floor space is beautiful, meets the requirement of modern assembled architecture and fine fitment house.
The locking assembly includes slip ring 14 and multiple steel balls 15；The slip ring 14 is slidably located in the outer circle of valve seat 2；Institute
It states valve seat 2 and outer circle is provided with multiple clamping through-holes to match with steel ball 15, and the outer circle of plug 4 offers multiple and steel
The concave ring 33 that ball 15 matches；The setting of steel ball 15 is in clamping through-hole；It is cricoid fixed that the inner wall of the slip ring 14 is provided with
Position ring 16；The inner wall of the positioning ring 16 is resisted against on steel ball 15；Second spring 17, second spring are provided in the slip ring 14
17 are connected between positioning ring 16 and valve seat 2, and the one end of positioning ring 16 far from second spring 17 is inclined-plane.When plug 4 is installed,
While plug 4 is inserted into, slip ring 14 is pressed, steel ball 15 is mobile towards the outside of valve seat 2 under the extruding of plug 4, when plug 4
After being inserted in place, slip ring 14 is unclamped, under the return spring force effect of second spring 17, the inclined-plane on positioning ring 16 squeezes steel ball
15, in the concave ring 33 for steel ball 15 being squeezed and being stuck in plug 4, and the inner wall of positioning ring 16 is resisted against on steel ball 15, prevents steel ball
15 skid off, and can fix plug 4；When dismantling plug 4, slip ring 14 only need to be pressed, pulls the plug out of the socket 4, in the extruding force of plug 4
Under, steel ball 15 is mobile towards outside, can smoothly pull the plug out of the socket 4；Installation and removal are convenient, easy to operate, are conducive to improve and tear open
Efficiency is filled, and individual subscriber can divide completion to install, and not need to substantially increase convenience by professional tool.
The limit elastic opening ring 37 for limiting slip ring 14 is provided on the valve seat 2, in the present embodiment, in valve seat 2
Outer circle opens up groove, and limit elastic opening ring 37 is arranged in groove, and is located at the top of positioning ring 16 and steel ball 15, anti-on-slip
Ring 14 and steel ball 15 pop up.
There are the gap for being less than 15 diameter of steel ball between 2 outer circle of 14 inner wall of slip ring and valve seat, guarantee that steel ball 15 can be slided smoothly
Enter in the concave ring 33 of plug 4.
As Fig. 5 is provided with unblock button 20,20 edge of unblock button in the side of slip ring 14 for the ease of pressing slip ring 14
The setting that slides axially of slip ring 14, and unblock button 20 is resisted against the side of slip ring 14, presses unblock button 20, can drive cunning
Ring 14 slides together；The first fulcrum bearing 21 is specially fixed on conversion seat 1, unblock button 20 is slidably arranged in the first bearing
In seat 21, and it is provided with third spring 22 between unblock button 20 and the bottom of the first fulcrum bearing 21,
Third spring 22 plays the role of automatically reseting.Unlock linkage body 23, unblock button are equipped in the side of slip ring 14
20 are pressed on unlock linkage body 23 by the second expansion bearing 38.
Above-mentioned the first spring 5, second spring 17 and third spring 22 is compressed spring.
Fire-resistant mechanism is provided on the socket；The fire-resistant mechanism includes valve seat 2 and slip ring 14, and the slip ring 14 is along axis
It is arranged to sliding；The valve seat 2 by slip ring 14 axial movement and open or close；It is characterized by also including the first activities
Bearing 28；The side of the slip ring 14 is provided with the 4th spring 26 and temperature sensing glass ball 27；One end of 4th spring 26 is solid
Fixed setting, the other end is free end, and the free end of the 4th spring 26 is fixedly connected with the first expansion bearing 28；The temperature-sensitive glass
The fixed setting of 27 one end of ball, the other end are fixed and support the first expansion bearing 28；4th spring 26 stretches setting；Described
One expansion bearing 28 is pressed on slip ring 14.
4th spring 26 is extension spring, is in tensional state, and temperature sensing glass ball 27 plays a supportive role in a normal state,
Balance the pulling force of the 4th spring 26.After socket catches fire, when temperature increases and reaches the burst temperature of temperature sensing glass ball 27, temperature-sensitive
Glass marble 27 can pop, and lose supporting role, and under the pulling force effect of the 4th spring 26, the first expansion bearing 28 drives slip ring 14
It moving down, socket is opened and spring plug 4, and truncation blast tube is simultaneously self-closing, and have the function of automatic fire prevention, is quick on the draw, reliability
By force, the fire protecting performance and security performance of equipment are substantially increased.And structure is simple, is conducive to promote the use of, it, can after fire prevention releases
Socket is opened using professional tool, it is i.e. reusable to install new temperature sensing glass ball 27, improves the service life of socket, shows
Work reduces maintenance cost.
It further include the second fulcrum bearing 24 of fixed setting, the second fulcrum bearing 24 is fixed on socket；4th spring 26
It is each attached in the second fulcrum bearing 24 with the fixing end of temperature sensing glass ball 27.
The side of the slip ring 14 has linkage interface 25, and first expansion bearing 28 is pressed in linkage interface 25.
The linkage interface 25 is protrusion or groove；In the present embodiment, the linkage interface 25 is convex to extending on the outside of slip ring 14
It rises, and is structure as a whole between the linkage interface 25 and slip ring 14, be conducive to machine-shaping.
4th spring 26 is provided with multiple, guarantees enough screen resiliences, in the present embodiment, the 4th spring 26
There are two settings, and the temperature sensing glass ball 27 is arranged among two the 4th springs 26.
The spool 3 has first step close to one end of the first spring 5, sets between first step and the end face of valve seat 2
It is equipped with the 4th sealing ring 32；4th sealing ring 32 uses asbestos material, and heat generates expansion, has fire-proof function.
Temperature sensing glass ball 27 be inside fill it is a certain amount of the prior art is belonged to thermo-responsive colored expanding liquid, when
When fire occurs, the heated liquid bulbs of pressure are increased, and when reaching specified value, temperature sensing glass ball 27 bursts, in the present embodiment,
The burst temperature of temperature sensing glass ball 27 is 60 DEG C.Once fire occurs, temperature is more than after 60 DEG C, and temperature sensing glass ball 27 generates quick-fried
It splits, loses supporting role, the first expansion bearing 28 moves under the action of the 4th spring 26, and is driven and slided by linkage interface 25
Ring 14 is mobile, and under the reseting elasticity effect of the first spring 5,4 automatic spring of plug, spool 3 is resetted and sealed, and automatically cuts off combustion
Gas gas passage 8；After temperature is more than 200 DEG C, the 4th sealing ring 32 expands and enters sealing state, even if the second sealing ring 6
It can also continue to seal with the damage of third sealing ring 7, there is good fire-proof function, significantly improve security performance.
The spool 3 includes upper valve core 39 and bottom spool 40；The upper valve core 39 and bottom spool 40 are structure as a whole.
A kind of plug, it is characterised in that: including plug 4, one end of the plug 4 is plugged in the valve seat 2；It is described to insert
First 4 end face is resisted against on first sealing ring 18；The outer circle of the plug 4 has the second stop collar for limiting solution lock ring 19
35；The outer circle of the plug 4 has the concave ring 33 to match with steel ball 15.
First sealing ring 18 is tightly pressed on spool 3 by plug 4, is played end face seal, is prevented combustion gas from plug 4 and spool
It overflows in gap between 3；The solution lock ring 19 for stopping the first sealing ring 18 to skid off, 2 inner wall of valve seat are provided in the valve seat 2
With the first stop collar 34, the middle part of plug 4 has the second stop collar 35 for being located at 33 lower section of concave ring；The one of the solution lock ring 19
End is resisted against on the first sealing ring 18, and the other end is resisted against on the second stop collar 35；And first stop collar 34 is resisted against solution
The middle part of lock ring 19 prevents solution lock ring 19 from skidding off.After plug 4 is removed, Xie Suohuan 19 can prevent the first sealing ring 18 from skidding off.
End face setting of the end face of the plug 4 beyond solution lock ring 19.Guarantee plug 4 during insertion, first passes through slotting
First 4 end face squeezes the first sealing ring 18, and after reaching sealing effect, the end face of Xie Suohuan 19 just starts to compress the first sealing ring
18, guarantee sealing reliability.
A kind of attachment device, it is characterised in that: including the socket and the plug 4.Convenient for by 4 conduct of socket and plug
One whole production and sales, facilitates standardized production, is conducive to promote and apply.
Second embodiment:
Such as Fig. 9~Figure 12, in addition to 3 structure of spool, remaining structure is identical with the first embodiment.In the present embodiment, valve
Core 3 includes upper valve core 39 and bottom spool 40, and the upper valve core 39 and bottom spool 40 are separate structure；One end of the upper valve core 39
It is detachably secured to the end of bottom spool 40；Sliding is provided with mandrel in the gas passage 8；The mandrel includes setting gradually
Driving section 41, sealing 42 and guide part 43；Gas passage 8 is offered in the upper valve core 39 and bottom spool 40；The gas
The inner wall in body channel 8 has third stop collar 44, and the through-hole to match with guide part 43 is offered on third stop collar 44；Institute
The inner wall for stating gas passage 8 offers seal, and seal and stem seal portion 42 are tightly connected；It is set in the gas passage 8
It is equipped with the 5th spring 45 resetted with moving mandrel.
After plug 4 is inserted into, band moving mandrel is mobile, and stem seal portion 42 and seal are detached from, and gas passage 8 penetrates through, and inserts
Seat can be connected to；After plug 4 is extracted, mandrel resets, and stem seal portion 42 withstands on the inner wall of seal, seals,
Gas passage 8 is blocked, socket is closed；In addition to the outer wall sealing of spool 3, the mandrel being arranged in gas passage 8 has automatic close
Envelope effect increases one of sealing, and sealing is relatively reliable, improves the security performance of socket.And guide part 43 is limited along third
The through-hole sliding of position ring 44, plays guiding role, guarantees that mandrel smoothly slides, the stability of socket is higher.
The head of mandrel driving section 41, which is stretched out outside gas passage 8, to be arranged, and when plug 4 is inserted into, can be withstood driving section 41, be driven
Mandrel moves down, so that gas passage 8 is opened.
Connection is threadably secured between the upper valve core 39 and bottom spool 40, it is easy to disassemble.And the end face of upper valve core 39
It is provided with the 8th sealing ring 47 between the end face of bottom spool 40, seals.
The gas passage 8 includes transverse part and longitudinal direction portion；The transverse part is arranged in bottom spool 40, longitudinal portion's setting
In upper valve core 39, the mandrel is arranged in longitudinal portion of gas passage 8.The diameter of the driving section 41, sealing 42
Diameter is greater than the diameter of driving section 41.5th spring 45 is arranged between stem seal portion 42 and third stop collar 44, the
Five springs 45 are compressed spring, are played reset role.And in 4 insertion process of plug, the 5th spring 45 is first compressed, such as Figure 10, plug 4
It is connected to inlet channel, then compresses the first spring 5, plug 4 is connected to the intake interface of conversion seat 1, such as Figure 11.
Multiple ventholes 48 are offered on the third stop collar 44, such as Figure 12, in the present embodiment, venthole 48 along
The circumferential direction of third stop collar 44 is evenly arranged with multiple, specially three, guarantees that combustion gas passes through.
The inner wall of the seal is tapered, and the outer wall in stem seal portion 42 matches with seal inner wall, the core
It is provided with the 7th sealing ring 46 between the outer wall and seal inner wall of shaft sealing 42, the conical surface helps to improve sealing effect, and
With dual sealing functions, conical surface seal is hard sealing, and the 7th sealing ring 46 is soft seal, is sealed relatively reliable.
Driving section 41, sealing 42 and the guide part 43 that the mandrel includes are separate structure or integral structure, work as mandrel
When for separate structure, the connection that is screwed can be used, when mandrel is structure as a whole, welded connecting or integrated molding can be used.
Above-mentioned the first sealing ring 18, the second sealing ring 6, third sealing ring 7, the 5th sealing ring 10, the 6th sealing ring 36,
7th sealing ring 46 and the 8th sealing ring 47 are all made of rubber material.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, there can be various modifications and variations in the spirit and principles in the present invention, these equivalent variation or replacement etc.,
It is all included in the scope of protection of the present invention.
Claims (10)
1. a kind of gas pipeline socket, it is characterised in that: including conversion seat, valve seat；It offers in the conversion seat and mutually passes through
Logical intake interface and outlet interface；The outlet interface is fixedly connected with valve seat, is slidingly sealed in the valve seat and is provided with valve
Core；Offer the gas passage communicated with valve seat on the spool, the gas passage by spool axial movement and it is described into
Gas orifice or closing；The spool is provided with the first sealing ring far from one end of outlet interface；It is provided in the valve seat
The solution lock ring for stopping the first sealing ring to skid off；Locking assembly is connected on the valve seat.
2. gas pipeline socket according to claim 2, it is characterised in that: the spool is close to one end of outlet interface
The first spring is provided between conversion seat.
3. gas pipeline socket according to claim 1, it is characterised in that: set between the outer circle and valve seat of the spool
It is equipped with the second sealing ring and third sealing ring；And gas passage is between the second sealing ring and third sealing ring.
4. gas pipeline socket according to any one of claims 1 to 3, it is characterised in that: the locking assembly packet
Include slip ring and multiple steel balls；The slip ring is slidably located in the outer circle of valve seat；The valve seat is provided with multiple and steel along outer circle
The clamping through-hole that ball matches, and the outer circle of plug offers multiple concave rings to match with steel ball；The steel ball is arranged in card
It connects in hole；The inner wall of the slip ring is provided with cricoid positioning ring；The inner wall of the positioning ring is resisted against on steel ball；The cunning
Second spring is provided in ring, second spring is connected between positioning ring and valve seat；It is provided on the valve seat and limits slip ring
Limit elastic opening ring.
5. gas pipeline socket according to claim 4, it is characterised in that: the side of the slip ring be provided with unlock by
Button, unblock button along slip ring the setting that slides axially；The first fulcrum bearing is fixed on the conversion seat, unblock button sliding is set
It sets in the first fulcrum bearing, and is provided with third spring between unblock button and the bottom of the first fulcrum bearing, the one of the slip ring
Side is equipped with unlock linkage body, and unblock button is pressed on unlock linkage body.
6. gas pipeline socket according to claim 5, it is characterised in that: it further include secretly burying box body, the conversion seat,
Valve seat and locking assembly, which are arranged at, secretly buries in box body, secretly buries box body and is fixed in wall；And it secretly buries on box body and is detachably fixed
There is box cover；The prominent box cover setting of the unblock button.
7. gas pipeline socket according to claim 5 or 6, it is characterised in that: the spool includes upper valve core under
Spool；The upper valve core and bottom spool are separate structure or integral structure.
8. gas pipeline socket according to claim 7, it is characterised in that: the upper valve core and bottom spool are tied to be seperated
Structure；One end of the upper valve core is detachably secured to the end of bottom spool；Sliding is provided with mandrel in the gas passage；It is described
Mandrel includes the driving section set gradually, sealing and guide part；Gas passage is offered in the upper valve core and bottom spool；Institute
The inner wall for stating gas passage has third stop collar, and the through-hole to match with guide part is offered on third stop collar；It is described
The inner wall of gas passage offers seal, and seal and stem seal portion are tightly connected；Band is provided in the gas passage
The 5th spring that moving mandrel resets.
9. a kind of plug, it is characterised in that: including plug, one end of the plug is plugged in valve seat as claimed in claim 7；
The end face of the plug is resisted against on first sealing ring；The outer circle of the plug has the second limit for limiting solution lock ring
Ring；The outer circle of the plug has the concave ring to match with steel ball.
10. a kind of attachment device, it is characterised in that: including described in socket described in claims requirement 7 and claim 8
Plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056127.8A CN109595416B (en) | 2019-01-21 | 2019-01-21 | Socket and plug for gas pipeline and connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910056127.8A CN109595416B (en) | 2019-01-21 | 2019-01-21 | Socket and plug for gas pipeline and connecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109595416A true CN109595416A (en) | 2019-04-09 |
| CN109595416B CN109595416B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910056127.8A Active CN109595416B (en) | 2019-01-21 | 2019-01-21 | Socket and plug for gas pipeline and connecting device |
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| Country | Link |
|---|---|
| CN (1) | CN109595416B (en) |
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| CN107061901A (en) * | 2017-06-07 | 2017-08-18 | 玉环县豪立信铜业有限公司 | A kind of quick water fetching device |
| CN209587441U (en) * | 2019-01-21 | 2019-11-05 | 叶秋晨 | A kind of gas pipeline socket and plug and attachment device |
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2019
- 2019-01-21 CN CN201910056127.8A patent/CN109595416B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0031676D0 (en) * | 2000-12-22 | 2001-02-07 | Jeory James | Improvements in or relating to connectors and valves |
| US8356794B1 (en) * | 2011-08-12 | 2013-01-22 | Liu Hsiu-Hsiung | Quick release connector |
| CN102865396A (en) * | 2012-10-18 | 2013-01-09 | 丽水中德石化设备有限公司 | Fireproof hydraulic control device |
| CN203009953U (en) * | 2012-12-21 | 2013-06-19 | 重庆世豪机车制造有限公司 | Column safety valve for gas joint |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109595416B (en) | 2023-10-20 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20230918 Address after: 610000 building 3, No. 210, Long'an Road, Chengdu Economic and Technological Development Zone (Longquanyi District), Sichuan Province Applicant after: Chengdu Zhongyuan Pipe Co.,Ltd. Address before: Meinian Square, No. 1388 Tianfu Avenue, High tech Zone, Chengdu, Sichuan, 610041 Applicant before: Ye Qiuchen |
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