CN107836999A - A kind of releasing pressure automatically air bleeding valve - Google Patents
A kind of releasing pressure automatically air bleeding valve Download PDFInfo
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- CN107836999A CN107836999A CN201710779844.4A CN201710779844A CN107836999A CN 107836999 A CN107836999 A CN 107836999A CN 201710779844 A CN201710779844 A CN 201710779844A CN 107836999 A CN107836999 A CN 107836999A
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- 230000000740 bleeding effect Effects 0.000 title claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 238000007789 sealing Methods 0.000 claims abstract description 62
- 230000006835 compression Effects 0.000 claims abstract description 15
- 238000007906 compression Methods 0.000 claims abstract description 15
- 229920003023 plastic Polymers 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 11
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 238000007599 discharging Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 24
- 230000000694 effects Effects 0.000 description 7
- 238000005086 pumping Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/58—Safety devices
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/46—Dispensing spouts, pumps, drain valves or like liquid transporting devices
- A47J31/462—Dispensing spouts, pumps, drain valves or like liquid transporting devices with an intermediate liquid storage tank
- A47J31/467—Dispensing spouts, pumps, drain valves or like liquid transporting devices with an intermediate liquid storage tank for the infusion
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a kind of releasing pressure automatically air bleeding valve, including valve body, pressure release emptying joint and valve element, gas pressure relief slot is provided with vertically in the cavity wall of pressure-releasing chamber；The afterbody of first intake antrum connects with pressure-releasing chamber, crosses water cavity side wall and is provided with water hole, the afterbody of the first water chamber is provided with the first apopore；Pressure release emptying fitting sleeve is in connecting cavity, and the head of the second intake antrum is connected by the second inlet opening with back cavity, and the afterbody of the second water chamber is provided with the second apopore；The compression spring that both ends are pressed on the rear end face of connecting rod and the breech face of the second intake antrum respectively is arranged with outside core bar, exhaust passage is radially provided with core cap front end face, core cap coordinates with pressure release cavity gap, the first sealing ring for contacting sealing with pressure-releasing chamber is arranged with core cap, is arranged with connecting rod for contacting the second sealing ring of sealing with the cavity wall of the second intake antrum.The releasing pressure automatically air bleeding valve can be to pressure-type coffee machine releasing pressure automatically and the automatic-discharging to electromagnetic pump.
Description
Technical field
The present invention relates to a kind of coffee machine accessory, more particularly to a kind of releasing pressure automatically air bleeding valve.
Background technology
Pressure-type coffee machine is extracted using pressurized hot water to coffee, typically first will be logical after water pressurization using electromagnetic pump
Enter to heating in coffee machine boiler, then the component of brewageing that the hot water that pressure is carried in boiler is passed through to coffee machine carries out brewing coffee
Coffee；After having boiled coffee, electromagnetic pump is stopped, and electromagnetic pump to the path and boiler internal brewageed between component still suffers from
Very big pressure, the progress of the brewing of coffee next time can be influenceed by brewageing the pressure of component internal, at this time, it may be necessary to enter to coffee machine
Row pressure release is handled；And electromagnetic pump is inapplicable for a long time, inside has air, if not carried out when reusing to electromagnetic pump at emptying
Reason, being easily caused the gas inside electromagnetic pump can not discharge, and electromagnetism pumping does not go up water and damages electromagnetic pump；In order that electromagnetic pump and coffee
Coffee machine can normal work, existing pressure-type coffee machine typically can be using three-way magnetic valve come releasing pressure automatically or emptying, still
Three-way magnetic valve space-consuming is big, complicated and price costly, the production cost of enterprise can be improved, substantially reduce enterprise
Profit.
The content of the invention
It is an object of the invention to provide a kind of releasing pressure automatically air bleeding valve simple in construction, exists to solve above-mentioned prior art
The problem of, the function of coffee machine releasing pressure automatically exhaust is realized, operation principle is simple, easy to assembly, dependable performance, overcomes use
Three-way magnetic valve makes the deficiency that complete machine cost is significantly increased.
To achieve the above object, the invention provides following scheme：
The present invention provides a kind of releasing pressure automatically air bleeding valve, including valve body, pressure release emptying joint and valve element, is set in the valve body
There are the first intake antrum, the first water chamber and back cavity, the back cavity includes pressure-releasing chamber, the mistake water cavity being sequentially communicated from front to back
And connecting cavity, offer gas pressure relief slot in the cavity wall of the pressure-releasing chamber vertically, the gas pressure relief slot by the pressure-releasing chamber front end face
Extend to the rear end face of the pressure-releasing chamber；The head of first intake antrum is provided with the first inlet opening with the outlet pipe with electromagnetic pump
Connection, the afterbody of first intake antrum are connected by relief hole with the pressure-releasing chamber, and the cross-sectional area of the gas pressure relief slot is less than
The cross-sectional area of the relief hole, the water cavity side wall of crossing are provided with the water hole connected with the head of first water chamber,
The afterbody of first water chamber is connected provided with the first apopore with the water inlet pipe with boiler；The pressure release emptying fitting sleeve is located at
In the connecting cavity, the pressure release emptying joint includes the second intake antrum and the second water chamber being connected, second water inlet
The head of chamber is connected by the second inlet opening with the back cavity, and the afterbody of second water chamber is provided with the second apopore；Institute
Stating valve element includes being sequentially connected and integrally formed core cap, connecting rod and core bar, is arranged with a compression spring outside the core bar, just
Under beginning state, the both ends of the compression spring are pressed on the rear end face of the connecting rod and the tail end of second intake antrum respectively
On face, the core cap is pressed on the relief hole, exhaust passage is provided with the core cap front end face, the exhaust passage is certainly
With extending to the side wall of the core cap at the contact position of the relief hole on the core cap front end face, the core cap is let out with described
Press cavity gap to coordinate, the first sealing ring for contacting sealing with the pressure-releasing chamber, the connecting rod are arranged with the core cap
On be arranged with for contacted with the cavity wall of second intake antrum sealing the second sealing ring, second sealing ring be located at pressure release arrange
Empty connector exterior, the spacing of first sealing ring and the pressure-releasing chamber rear end face are let out not less than second sealing ring with described
The spacing of pressure sky joint front end face.
Preferably, the pressure release emptying joint is sealedly attached to the cavity wall of the connecting cavity by way of rotary clamping
On.
Preferably, be arranged with the 3rd sealing ring outside the head of pressure release emptying joint, the 3rd sealing ring with it is described
The cavity wall contact sealing of connecting cavity.
Preferably, multiple gas pressure relief slots, the cross-sectional area of each gas pressure relief slot are offered in the cavity wall of the pressure-releasing chamber
Sum is less than the cross-sectional area of the relief hole.
Preferably, the diameter of the core cap is more than the diameter of the connecting rod, and the diameter of the connecting rod is more than the core
The diameter of bar, the connecting rod coordinate with the described second water inlet cavity gap；First annular groove, institute are offered on the core cap outer wall
To state and the second annular groove is offered on connecting rod outer wall, first sealing ring is sheathed in the first annular groove, and described second
Sealing ring is sheathed in second annular groove.
Preferably, the exhaust passage is cross exhaust passage, and the centre of the crisscrossing channels is right against
The relief hole.
Preferably, the second intake antrum rear end face is communicated with an accommodating chamber, the accommodating chamber tail end closing, the core bar
Coordinate with the accommodating chamber for gap, and the spacing of the rear end face of the core bar and the rear end face of the accommodating chamber is more than the core
The rear end face of cap empties the distance of joint front end face to the pressure release.
Preferably, first sealing ring, second sealing ring and the 3rd sealing ring are O-ring seal.
Preferably, pressure release emptying joint is that plastics pressure release empties joint, and the valve body is plastics valve body, the valve element
For plastic poppet, the compression spring is stainless steel spring.
Preferably, the diameter for crossing water cavity is more than the diameter of the pressure-releasing chamber.
The present invention achieves following technique effect relative to prior art：
Releasing pressure automatically air bleeding valve provided by the invention, for pressure-type coffee machine to the releasing pressure automatically and electricity after having boiled coffee
The automatic-discharging of magnetic pumping, during using releasing pressure automatically air bleeding valve provided by the invention, by the head of the first intake antrum of valve body and electricity
The outlet pipe connection of magnetic pumping, electromagnetic pump is interior to be provided with check valve, and electromagnetic pump is connected by water inlet pipe with water tank, the tail of the first water chamber
The water inlet pipe of portion and boiler is connected, and the afterbody of the second water chamber of pressure release emptying joint is connected with water tank, or is communicated with air, water
Water in case passes through after being pressurizeed by electromagnetic pump is passed through to heating in boiler by releasing pressure automatically air bleeding valve, then will be in boiler with pressure
Hot water is passed through to the component of brewageing of coffee machine and carries out brewing coffee.Electromagnetic pump can have sky as do not worked for a long time in electromagnetic pump
Gas, if do not discharged these gases in time, it can then cause electromagnetism pumping not upper water during brewing coffee again and damage electromagnetic pump, institute
So that before making coffee again, the air in electromagnetic pump need to be emptied.During using releasing pressure automatically air bleeding valve provided by the invention, open
After electromagnetic pump, remaining air will be passed sequentially through between the first intake antrum, exhaust passage, core cap and pressure-releasing chamber in electromagnetic pump
Gap, gas pressure relief slot and mistake water cavity enter to pressure release emptying joint, then are discharged into by pressure release emptying joint into water tank or air, avoid
Electromagnetic pump sky is taken out；After air is drained, the water in water tank is passed through to releasing pressure automatically air bleeding valve by electromagnetic pump, due to the horizontal stroke of gas pressure relief slot
Sectional area be less than relief hole cross-sectional area, by high pressure water by when, the power suffered by valve element can gradually increase, and work as valve element
When suffered power is more than the screen resilience of compression spring, valve element can move along the aspect of current, so that the second sealing on valve element
Circle can block the second inlet opening and the second intake antrum, and pressure release emptying joint is sealed, and make the first intake antrum by pressure-releasing chamber and
Cross water cavity to connect with the second water chamber, now, the passage in pressure release emptying joint is closed.
When coffee machine is stopped moment, electromagnetic pump is also stopped simultaneously, and the first intake antrum does not have packing pressure supply,
For valve element by can recover after the screen resilience of compression spring to original state, the both ends of compression spring are pressed on the rear end of core cap respectively
On the breech face of face and the second intake antrum, now, the first intake antrum, the first water chamber and back cavity communicate, due to electromagnetic pump
Interior to be provided with check valve, brewageing the gases at high pressure in component, boiler and corresponding connecting line can't flow into through the first intake antrum
To electromagnetic pump, the gases at high pressure brewageed in component, boiler and corresponding connecting line pass sequentially through the first water chamber, back cavity simultaneously
Pressure release emptying joint is entered to, by the second apopore pressure release on pressure release emptying joint into water tank or air, completes coffee machine
Releasing pressure automatically.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the axial section structural representation of releasing pressure automatically air bleeding valve provided by the invention in an initial condition；
Fig. 2 seals axial direction during the second inlet opening for the second sealing ring of releasing pressure automatically air bleeding valve provided by the invention just
Cross-sectional view；
Fig. 3 is the close-up schematic view at A in Fig. 2；
Fig. 4 is that the rear end face of the core cap of releasing pressure automatically air bleeding valve provided by the invention and pressure release empty joint front end face and contacted
When axial section structural representation；
Fig. 5 is the fractionation structural representation of releasing pressure automatically air bleeding valve provided by the invention；
Fig. 6 is the axial section structural representation of the valve body of releasing pressure automatically air bleeding valve provided by the invention；
Fig. 7 is that the pressure release of releasing pressure automatically air bleeding valve provided by the invention empties the axial section structural representation of joint；
Fig. 8 is the dimensional structure diagram of releasing pressure automatically air bleeding valve provided by the invention；
Fig. 9 is the structure setting schematic diagram of the gas pressure relief slot of releasing pressure automatically air bleeding valve provided by the invention；
In figure：100- valve bodies；The intake antrums of 110- first；The inlet openings of 111- first；112- relief holes；The water outlets of 120- first
Chamber；121- water holes；The apopores of 122- first；130- back cavities；131- pressure-releasing chambers；132- crosses water cavity；133- connecting cavities；134-
Gas pressure relief slot；200- pressure releases empty joint；The intake antrums of 210- second；The inlet openings of 211- second；The water chambers of 220- second；221- second
Apopore；230- accommodating chambers；300- valve elements；310- core caps；311- exhaust passages；320- connecting rods；330- core bars；400- compresses
Spring；The sealing rings of 500- first；The sealing rings of 600- second；The sealing rings of 700- the 3rd.
Embodiment
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
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It is an object of the invention to provide a kind of releasing pressure automatically air bleeding valve simple in construction, exists to solve above-mentioned prior art
The problem of, the function of coffee machine releasing pressure automatically exhaust is realized, operation principle is simple, easy to assembly, dependable performance, overcomes use
Three-way magnetic valve makes the deficiency that complete machine cost is significantly increased.
In order to facilitate the understanding of the purposes, features and advantages of the present invention, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is further detailed explanation.
The present invention provides a kind of releasing pressure automatically air bleeding valve, as shown in Fig. 1~9, including valve body 100, pressure release emptying joint 200
With valve element 300, valve body is interior to be provided with the first intake antrum 110, the first water chamber 120 and back cavity 130, and back cavity 130 is included by preceding
The pressure-releasing chamber 131 that is sequentially communicated after, water cavity 132 and connecting cavity 133 are crossed, offer and let out vertically in the cavity wall of pressure-releasing chamber 131
Indent 134, gas pressure relief slot 134 are extended to the rear end face of pressure-releasing chamber 131 by the front end face of pressure-releasing chamber 131, and the diameter for crossing water cavity 132 is big
In the diameter of pressure-releasing chamber 131；The head of first intake antrum 110 is connected provided with the first inlet opening 111 with the outlet pipe with electromagnetic pump,
The afterbody of first intake antrum 110 is connected by relief hole 112 with pressure-releasing chamber 131, and the cross-sectional area of gas pressure relief slot 134 is less than relief hole
112 cross-sectional area, cross the side wall of water cavity 132 and be provided with the water hole 121 connected with the head of the first water chamber 120, first goes out
The afterbody of water cavity 120 is connected provided with the first apopore 122 with the water inlet pipe with boiler；Pressure release emptying joint 200 is sheathed on connection
In chamber 133, pressure release emptying joint 200 includes the second intake antrum 210 and the second water chamber 220 being connected, the second intake antrum 210
Head connected by the second inlet opening 211 with back cavity 130, the afterbody of the second water chamber 220 is provided with the second apopore 221；
Valve element 300 includes being sequentially connected and integrally formed core cap 310, connecting rod 320 and core bar 330, and a pressure is arranged with outside core bar 330
Contracting spring 400, under original state, the both ends of compression spring 400 are pressed on the rear end face and the second intake antrum of connecting rod 320 respectively
On 210 breech face, core cap 310 is pressed on relief hole 112, and it is logical that exhaust is radially provided with the front end face of core cap 310
Road 311, exhaust passage 311 from the front end face of core cap 310 with extending to the side wall of core cap 310 at the contact position of relief hole 112,
Core cap 310 coordinates with the gap of pressure-releasing chamber 131, and the first sealing ring for contacting sealing with pressure-releasing chamber 131 is arranged with core cap 310
500, it is arranged with connecting rod 320 for contacting the second sealing ring 600 of sealing, the second sealing with the cavity wall of the second intake antrum 210
For circle 600 outside pressure release emptying joint 200, the spacing of the first sealing ring 500 and the rear end face of pressure-releasing chamber 131 is close not less than second
Seal 600 and the spacing of the pressure release emptying front end face of joint 200.
Releasing pressure automatically air bleeding valve provided by the invention, for pressure-type coffee machine to the releasing pressure automatically and electricity after having boiled coffee
The automatic-discharging of magnetic pumping, during using releasing pressure automatically air bleeding valve provided by the invention, by the head of the first intake antrum 110 of valve body 100
The outlet pipe of portion and electromagnetic pump is connected, and electromagnetic pump is connected by water inlet pipe with water tank, the afterbody of the first water chamber 120 and boiler
Water inlet pipe is connected, and the afterbody of the second water chamber 220 of pressure release emptying joint 200 is connected with water tank, or is communicated with air, in water tank
Water pressurizeed by electromagnetic pump after pass through and be passed through by releasing pressure automatically air bleeding valve to heating in boiler, then the hot water of pressure will be carried in boiler
It is passed through to the component of brewageing of coffee machine and carries out brewing coffee, check valve is provided with electromagnetic pump makes current can only be from electromagnetic pump through automatic
Pressure release air bleeding valve is flowed into coffee machine.Electromagnetic pump can have air, if not by these gas as do not worked for a long time in electromagnetic pump
Body is discharged in time, can then be caused electromagnetism pumping not upper water during brewing coffee again and be damaged electromagnetic pump, so making coffee it again
Before, the air in electromagnetic pump need to be discharged.During using releasing pressure automatically air bleeding valve provided by the invention, after opening electromagnetic pump, electromagnetism
Remaining air will be passed sequentially through between the first intake antrum 110, exhaust passage 311, core cap 310 and pressure-releasing chamber 131 in pump
Gap, gas pressure relief slot 134 and mistake water cavity 132 enter to pressure release emptying joint 200, then are discharged into by pressure release emptying joint 200 to water tank
Or in air, avoid electromagnetic pump sky and take out；After air in electromagnetic pump is drained, the water in water tank is passed through to automatic by electromagnetic pump
Pressure release air bleeding valve, because the cross-sectional area of gas pressure relief slot 134 is less than the cross-sectional area of relief hole 112, the water of high pressure is by relief hole
112 when being passed through to pressure-releasing chamber 131, the pressure effect whom current can only be stayed by gas pressure relief slot 134 by, valve element 300 by and its institute
The power received can gradually increase, and when the power suffered by valve element 300 is more than the screen resilience of compression spring 400, valve element 300 can be along current
Aspect motion, will so that the second sealing ring 600 on valve element 300 can block the second inlet opening 211 and the second intake antrum 210
Pressure release emptying joint 200 seals, and makes the first intake antrum 110 by pressure-releasing chamber 131 and cross the water chamber 220 of water cavity 132 and second
Connection, now, the passage in pressure release emptying joint 200 are closed.
When coffee machine is stopped moment, electromagnetic pump is also stopped simultaneously, and the first intake antrum 110 supplies without packing pressure
Should, valve element 300 after the screen resilience of compression spring 400 by can recover to original state, the both ends of compression spring 400 to compress respectively
On the rear end face of core cap 310 and the breech face of the second intake antrum 210, now, the first intake antrum 110, the and of the first water chamber 120
Back cavity 130 communicates, and due to being provided with check valve in electromagnetic pump, brewages the high pressure in component, boiler and corresponding connecting line
Gas can't flow into electromagnetic pump through the first intake antrum 110, brewage the high pressure gas in component, boiler and corresponding connecting line
Body passes sequentially through the first water chamber 120, back cavity 130 and enters to pressure release emptying joint 200, by pressure release emptying joint 200
The pressure release of the second apopore 221 into water tank or air, complete the releasing pressure automatically of coffee machine.
Releasing pressure automatically air bleeding valve provided by the invention, the elastic force effect of the compressed spring 400 of valve element 300 and electromagnetic pump lead to
The effect of the water under high pressure entered, moved back and forth in pressure-releasing chamber 131, the mistake intake antrum 210 of water cavity 132 and second；Such as the institute of Fig. 2~3
Show, when valve element 300 moves the tail end of valve element 300 to the second intake antrum 210 by the effect for the water under high pressure that electromagnetic pump is passed through, core
The second sealing ring 600 that the first sealing ring 500 and connecting rod 330 that cap 310 is provided with are provided with moves jointly with valve element 300,
The spacing of first sealing ring 500 and the rear end face of pressure-releasing chamber 131 empties the front end of joint 200 not less than the second sealing ring 600 with pressure release
The spacing in face, after the second sealing ring 600 seals up the second inlet opening 211 and the second intake antrum 210, the first sealing ring
500 can just disengage with the cavity wall of pressure-releasing chamber 131 so that the current of connection the first intake antrum 110 and the first water chamber 120 lead to
Road becomes big, and the flow area of most of water with elevated pressures, which becomes big and entered to water cavity 132, passes through the first water chamber 120
Boiler internal is entered to, enough water sources are provided for boiler, is flowed so as to avoid more water from pressure release emptying joint 200
Go out.
In further scheme, pressure release emptying joint 200 is sealedly attached to connecting cavity 133 by way of rotary clamping
Cavity wall on, during installation, first pressure release emptying joint 200 is inserted into valve body 100, then again revolved pressure release emptying joint 200
Turn certain angle to be stuck in the cavity wall of connecting cavity 133 of valve body, it is easy for installation simple.
In further scheme, as shown in figure 1, connecting cavity 133 includes a stepped ramp type expanded bore, pressure release emptying joint
200 head has the stepped sidewall to match with step expanded bore, the stepped sidewall of pressure release emptying joint 200 and company
Connect and the 3rd sealing ring 700 is provided between the interface of the stepped ramp type expanded bore of chamber 133, the 3rd sealing ring 700 and connecting cavity 133
Cavity wall contact sealing.
In further scheme, as shown in figure 9, offering multiple gas pressure relief slots 134 in the cavity wall of pressure-releasing chamber 131, respectively let out
The cross-sectional area sum of indent 134 is less than the cross-sectional area of relief hole 112.
In specific scheme, the diameter of core cap 310 is more than the diameter of connecting rod 320, and the diameter of connecting rod 320 is more than core
The diameter of bar 330, and the diameter of core cap 310 is more than the diameter of the second inlet opening 311, between the intake antrum 210 of connecting rod 320 and second
Gap coordinates；First annular groove is offered on the lateral wall of core cap 310, offers the second annular groove on the lateral wall of connecting rod 320, first
Sealing ring 500 is sheathed in first annular groove, and the second sealing ring 600 is sheathed in the second annular groove.The rear end of second intake antrum 210
Face is communicated with an accommodating chamber 230, and the closing of the tail end of accommodating chamber 230, core bar 330 coordinates with accommodating chamber 230 for gap, and core bar 330
The spacing of rear end face of rear end face and accommodating chamber 230 be more than the rear end face of core cap 310 to the pressure release emptying front end face of joint 200
Distance.
As shown in figures 2-3, tail end of the effect for the water under high pressure being passed through when valve element 300 by electromagnetic pump to the second intake antrum 210
During motion, after the second sealing ring 600 seals up the second inlet opening 211 and the second intake antrum 210, the first sealing ring 500 with
The cavity wall of pressure-releasing chamber 131 can just disengage, and have being entered to by crossing the water chamber 120 of water cavity 132 and first for elevated pressures
Boiler internal；As shown in figure 4, the effect for the water under high pressure that valve element 300 is passed through by electromagnetic pump continues the tail end to the second intake antrum 210
Motion, connecting rod 320 drive the second sealing ring 600 moved inside the second intake antrum 210, and the second sealing ring 600 keep with
In sealing contact, the passage holding blocking state for forming the intake antrum 210 of valve element 300 and second, when core cap of second intake antrum 210
When 310 rear end face contacts with the pressure release emptying front end face of joint 200, valve element 300 stops movement；Valve element 300 is to the second intake antrum
In 210 tail end motion process, accommodating chamber 230 can be that the sufficiently large space of the mobile offer of core bar 330 makes core bar 330
Tail end also moved to the rear end face of accommodating chamber 230 in the accommodating chamber 230.
More specifically in scheme, as shown in figure 5, exhaust passage 311 is cross exhaust passage, and in crisscrossing channels
Center portion position is right against relief hole 112, and when electromagnetic pump empties, the air in electromagnetic pump can drain into core cap by crisscrossing channels
Gap between 310 and pressure-releasing chamber 131, then discharged via gas pressure relief slot 134.
First sealing ring 500, the second sealing ring 600 and the 3rd sealing ring 700 are O-ring seal.
Pressure release emptying joint 200 is that plastics pressure release empties joint 200, and valve body 100 is plastics valve body, and valve element 300 is plastics
Valve element 300, compression spring 400 are stainless steel spring.Pressure release emptying joint 200, valve body and the valve element 300 of releasing pressure automatically air bleeding valve
Plastic material is used, production cost can be substantially reduced, improves the profit of enterprise；But pressure release emptying joint 200, valve body
100 and valve element 300 be not limited only to plastic material, stainless steel can also be used, the row of releasing pressure automatically air bleeding valve can be met
Empty and releasing pressure automatically function.
Specific case is applied in the present invention to be set forth the principle and embodiment of the present invention, above example
Illustrate to be only intended to help the method and its core concept for understanding the present invention；Meanwhile for those of ordinary skill in the art, according to
According to the thought of the present invention, in specific embodiments and applications there will be changes.To sum up, this specification content should not
It is interpreted as limitation of the present invention.
Claims (10)
- A kind of 1. releasing pressure automatically air bleeding valve, it is characterised in that：Including：One valve body, the valve body is interior to be provided with the first intake antrum, the first water chamber and back cavity, and the back cavity is included from front to back The pressure-releasing chamber that is sequentially communicated, water cavity and connecting cavity are crossed, gas pressure relief slot, the pressure release are offered vertically in the cavity wall of the pressure-releasing chamber Groove is extended to the rear end face of the pressure-releasing chamber by the front end face of the pressure-releasing chamber；The head of first intake antrum is entered provided with first Water hole is connected with the outlet pipe with electromagnetic pump, and the afterbody of first intake antrum is connected by relief hole with the pressure-releasing chamber, institute The cross-sectional area for stating gas pressure relief slot is less than the cross-sectional area of the relief hole, and the water cavity side wall of crossing is provided with and first water outlet The water hole of the head connection of chamber, the afterbody of first water chamber are connected provided with the first apopore with the water inlet pipe with boiler；One pressure release empties joint, and for the pressure release emptying fitting sleeve in the connecting cavity, the pressure release emptying joint includes phase The second intake antrum and the second water chamber of connection, the head of second intake antrum are connected by the second inlet opening and the back cavity Logical, the afterbody of second water chamber is provided with the second apopore；And a valve element, the valve element includes being sequentially connected and integrally formed core cap, connecting rod and core bar, the core bar overcoat Provided with a compression spring, under original state, the both ends of the compression spring are pressed on rear end face and the institute of the connecting rod respectively On the breech face for stating the second intake antrum, the core cap is pressed on the relief hole, and exhaust is provided with the core cap front end face Passage, the exhaust passage is from the core cap front end face with extending to the side of the core cap at the contact position of the relief hole Wall, the core cap and the pressure release cavity gap coordinate, and are arranged with the core cap for contact seal the with the pressure-releasing chamber One sealing ring, it is arranged with the connecting rod for contacting the second sealing ring of sealing with the cavity wall of second intake antrum, it is described Second sealing ring is located at pressure release emptying connector exterior, and the spacing of first sealing ring and the pressure-releasing chamber rear end face is not less than institute State the spacing of the second sealing ring and pressure release emptying joint front end face.
- 2. releasing pressure automatically air bleeding valve according to claim 1, it is characterised in that：The pressure release emptying joint passes through revotating card The mode connect is sealedly attached in the cavity wall of the connecting cavity.
- 3. releasing pressure automatically air bleeding valve according to claim 2, it is characterised in that：The head overcoat of the pressure release emptying joint Provided with the 3rd sealing ring, the 3rd sealing ring contacts sealing with the cavity wall of the connecting cavity.
- 4. releasing pressure automatically air bleeding valve according to claim 1, it is characterised in that：Offered in the cavity wall of the pressure-releasing chamber more The individual gas pressure relief slot, the cross-sectional area sum of each gas pressure relief slot are less than the cross-sectional area of the relief hole.
- 5. releasing pressure automatically air bleeding valve according to claim 1, it is characterised in that：The diameter of the core cap is more than the connection The diameter of bar, the diameter of the connecting rod are more than the diameter of the core bar, and the connecting rod is matched somebody with somebody with the described second water inlet cavity gap Close；First annular groove is offered on the core cap outer wall, the second annular groove is offered on the connecting rod outer wall, described first is close Seal is sheathed in the first annular groove, and second sealing ring is sheathed in second annular groove.
- 6. releasing pressure automatically air bleeding valve according to claim 1, it is characterised in that：The exhaust passage is that cross exhaust is logical Road, and the centre of the crisscrossing channels is right against the relief hole.
- 7. releasing pressure automatically air bleeding valve according to claim 1, it is characterised in that：The second intake antrum rear end face is communicated with One accommodating chamber, the accommodating chamber tail end closing, the core bar coordinates with the accommodating chamber for gap, and the rear end face of the core bar It is more than the rear end face of the core cap to the distance of pressure release emptying joint front end face with the spacing of the rear end face of the accommodating chamber.
- 8. releasing pressure automatically air bleeding valve according to claim 3, it is characterised in that：It is first sealing ring, described second close Seal and the 3rd sealing ring are O-ring seal.
- 9. releasing pressure automatically air bleeding valve according to claim 1, it is characterised in that：The pressure release emptying joint is plastics pressure release Joint is emptied, the valve body is plastics valve body, and the valve element is plastic poppet, and the compression spring is stainless steel spring.
- 10. releasing pressure automatically air bleeding valve according to claim 1, it is characterised in that：The diameter for crossing water cavity is more than described The diameter of pressure-releasing chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710779844.4A CN107836999B (en) | 2017-09-01 | 2017-09-01 | Automatic pressure relief exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710779844.4A CN107836999B (en) | 2017-09-01 | 2017-09-01 | Automatic pressure relief exhaust valve |
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| Publication Number | Publication Date |
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| CN107836999A true CN107836999A (en) | 2018-03-27 |
| CN107836999B CN107836999B (en) | 2023-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710779844.4A Active CN107836999B (en) | 2017-09-01 | 2017-09-01 | Automatic pressure relief exhaust valve |
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| Country | Link |
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| CN (1) | CN107836999B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518511A (en) * | 2018-05-19 | 2018-09-11 | 中山市美图塑料工业有限公司 | A kind of flashing valve with automatic switching function |
| CN113685580A (en) * | 2021-08-11 | 2021-11-23 | 深圳华星恒泰泵阀有限公司 | Hydraulic two-position three-way valve |
| CN114868545A (en) * | 2022-05-25 | 2022-08-09 | 安徽蓝瑞农林科技有限公司 | Porous non-return quick-suction needle type trunk pesticide injection device for pine wood nematode disease |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1959169A (en) * | 2006-11-10 | 2007-05-09 | 宁波三A集团电器有限公司 | Automatic valve in use for water supply apparatus of coffee maker |
| CN202184630U (en) * | 2011-08-09 | 2012-04-11 | 美的集团有限公司 | Pressure relief valve |
| CN102512078A (en) * | 2011-12-19 | 2012-06-27 | 广东新宝电器股份有限公司 | Three-way valve device of pressure type coffee machine |
| CN102599819A (en) * | 2012-04-11 | 2012-07-25 | 宁波亚特电器有限公司 | Pressure-relief return valve for coffee maker |
| CN202553565U (en) * | 2012-04-11 | 2012-11-28 | 宁波亚特电器有限公司 | Safety valve of coffee maker |
| CN103615580A (en) * | 2013-11-29 | 2014-03-05 | 宁波西文电器有限公司 | Two-way decompression valve |
| CN204042097U (en) * | 2014-07-31 | 2014-12-24 | 宁波全景电器技术有限公司 | A kind of automatic decompression valve |
| CN208286877U (en) * | 2017-09-01 | 2018-12-28 | 宁波锦宇电器有限公司 | A kind of releasing pressure automatically exhaust valve |
-
2017
- 2017-09-01 CN CN201710779844.4A patent/CN107836999B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1959169A (en) * | 2006-11-10 | 2007-05-09 | 宁波三A集团电器有限公司 | Automatic valve in use for water supply apparatus of coffee maker |
| CN202184630U (en) * | 2011-08-09 | 2012-04-11 | 美的集团有限公司 | Pressure relief valve |
| CN102512078A (en) * | 2011-12-19 | 2012-06-27 | 广东新宝电器股份有限公司 | Three-way valve device of pressure type coffee machine |
| CN102599819A (en) * | 2012-04-11 | 2012-07-25 | 宁波亚特电器有限公司 | Pressure-relief return valve for coffee maker |
| CN202553565U (en) * | 2012-04-11 | 2012-11-28 | 宁波亚特电器有限公司 | Safety valve of coffee maker |
| CN103615580A (en) * | 2013-11-29 | 2014-03-05 | 宁波西文电器有限公司 | Two-way decompression valve |
| WO2015078096A1 (en) * | 2013-11-29 | 2015-06-04 | 宁波西文电器有限公司 | Two-way pressure relief valve |
| CN204042097U (en) * | 2014-07-31 | 2014-12-24 | 宁波全景电器技术有限公司 | A kind of automatic decompression valve |
| CN208286877U (en) * | 2017-09-01 | 2018-12-28 | 宁波锦宇电器有限公司 | A kind of releasing pressure automatically exhaust valve |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108518511A (en) * | 2018-05-19 | 2018-09-11 | 中山市美图塑料工业有限公司 | A kind of flashing valve with automatic switching function |
| CN108518511B (en) * | 2018-05-19 | 2023-08-22 | 中山市美图塑料工业有限公司 | Flushing valve with automatic switching function |
| CN113685580A (en) * | 2021-08-11 | 2021-11-23 | 深圳华星恒泰泵阀有限公司 | Hydraulic two-position three-way valve |
| CN113685580B (en) * | 2021-08-11 | 2024-07-30 | 深圳华星恒泰泵阀有限公司 | Hydraulic two-position three-way valve |
| CN114868545A (en) * | 2022-05-25 | 2022-08-09 | 安徽蓝瑞农林科技有限公司 | Porous non-return quick-suction needle type trunk pesticide injection device for pine wood nematode disease |
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|---|---|
| CN107836999B (en) | 2023-11-07 |
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