CN107762673A - A kind of motor liquified gas low temperature system without interruption - Google Patents
A kind of motor liquified gas low temperature system without interruption Download PDFInfo
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- CN107762673A CN107762673A CN201610684488.3A CN201610684488A CN107762673A CN 107762673 A CN107762673 A CN 107762673A CN 201610684488 A CN201610684488 A CN 201610684488A CN 107762673 A CN107762673 A CN 107762673A
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- Prior art keywords
- groove
- valve
- tube
- spray
- heating wire
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
- F02M21/0215—Mixtures of gaseous fuels; Natural gas; Biogas; Mine gas; Landfill gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/06—Apparatus for de-liquefying, e.g. by heating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
The invention discloses a kind of motor liquified gas low temperature system without interruption, including air inlet pipe, hollow tube, multiple spray-holes are provided with hollow tube upper end, magnetic valve is correspondingly installed on spray-hole, groove is provided with hollow inside pipe wall, spray-hole face groove, multiple electrothermal tubes have been arranged side by side in groove, electric heating bottom of the tube is provided with guide pad, the guide groove being engaged with guide pad is provided with bottom portion of groove, electrothermal tube includes body, it is filled in the insulating materials of tubular body and is placed in the heating wire of tubular body, heating wire end is connected with binding post, the one end of groove away from air inlet pipe is provided with the aperture being in communication with the outside, binding post is connected through aperture with wiring plate, covered with heat-conducting plate on the open end of groove.The body bottom of electrothermal tube is provided with guide pad, and guide pad coordinates with guide groove so that the placement of body is more stable, i.e., need not increase new fixed structure just can realize the fastening of electrothermal tube, reaches the purpose of optimization spray rail internal structure.
Description
Technical field
The present invention relates to gas injection rail, in particular to a kind of motor liquified gas low temperature system without interruption.
Background technology
Gas injection rail is necessaries on CNG- gasoline double-fuel cars, but when temperature is relatively low, low temperature makes low-voltage tube
Contraction of gas in road, negative pressure is formed between combustion gas common rail and filter, open gas injection rail and be not easy, influence gas burning system
Normal use；We use hydro-thermal by way of gas injection rail is heated, can normal work, but need
Water route is installed, increase pipeline interference, fluid leakage easily occurs, increases maintenance difficulties.
The content of the invention
It is an object of the invention to provide a kind of motor liquified gas low temperature system without interruption, ensure the positive normal open of combustion gas
Cross, while avoid occurring liquid in fuel gas pipeline.
The purpose of the present invention is achieved through the following technical solutions：
A kind of motor liquified gas low temperature system without interruption, including air inlet pipe and hollow tube in communication, on hollow tube
End is provided with multiple spray-holes, and is correspondingly provided with magnetic valve on the spray-hole, and groove is provided with the hollow inside pipe wall, and
Groove described in the spray-hole face, has been arranged side by side multiple electrothermal tubes in the groove, and electric heating bottom of the tube is provided with guiding
Block, and the guide groove being engaged with guide pad is provided with bottom portion of groove, the electrothermal tube includes body, is filled in tubular body
Insulating materials and the heating wire for being placed in tubular body, the heating wire end are connected with binding post, and groove is away from air inlet pipe
One end is provided with the aperture being in communication with the outside, and binding post is connected through aperture with wiring plate, and is covered on the open end of groove
There is heat-conducting plate, heat-conducting plate separates the inside grooves with hollow tube；The magnetic valve includes being provided with electricity on inwall
The solenoid valve seat of magnetic coil, is disposed with moving valve, housing from inside to outside in the solenoid valve seat, the housing upper end to
Outer extension, and the housing lower end is provided with the connector of inner hollow, left between connector upper end and moving valve lower end
Gap, valve nozzle is threaded with the elongated end of housing, the air flue with being connected in the middle part of connector, bullet are provided with inside the moving valve
Spring is arranged in air flue, and two through holes connected with air flue, moving valve upper end and valve nozzle are provided with the moving valve side wall
Inside connection, and multiple fumaroles are provided with the circumference on valve nozzle top, in addition to the direct-injection that axis overlaps with the axis of valve nozzle
Pipe, the straight tube are made up of body and connecting tube, and the bottom of the pipe is connected with the open end at the top of moving valve, and connecting tube
The top of valve nozzle is run through in upper end, and connecting tube lower end is through the end face of body and extends downwardly, and in connecting tube bottom, outer rim is set
Have it is outstanding annular seal space is formed between inboard wall of tube body, and the fluid of 1/2 volume is marked with annular seal space.
During present invention work, combustion gas is injected directly in hollow tube by air inlet pipe, and is flowed into by spray-hole in magnetic valve
Afterwards, by magnetic valve accurate adjustment so that ensure that combustion gas is maintained at optimal flow and exported；And in the prior art
Sprayed caused by air pressure in low pressure line is relatively low and occur the situation of negative pressure between rail and filter, the present invention is in hollow tube face
Groove is provided with the inwall of spray-hole, i.e., the gas circulation region in hollow tube is subjected to heat temperature raising, utilizes the hair of electrothermal tube
The heat transfer of heat and heat-conducting plate so that environment temperature of the combustion gas before hollow tube is entered in hollow tube is relative to the external world
Temperature drift, i.e., the pressure rise in hollow tube, is heated up, has to a certain extent after combustion gas into combustion gas after hollow tube
Effect avoids and produces negative pressure between spray rail and filter and influence the flow velocity of combustion gas, ensures the normal circulation of combustion gas.Also, use
Electric heating is compared with hydro-thermal mode, and while with liquid leakage risk, the efficiency of heating greatly improves, and multiple electricity
Heating tube is placed in groove, and the side of groove is sealed by wiring plate, can reduce heat loss, be also convenient for simultaneously
Electrothermal tube is picked and placeed, i.e., user can determine the number of electrothermal tube in real time according to the size of fuel gas supply amount, ensure with minimum
Heating cost complete stable operation to combustion gas output flow；The body bottom of electrothermal tube is provided with guide pad simultaneously, is oriented to
Block coordinates with guide groove so that the placement of body is more stable, i.e., need not increase new fixed structure just can realize electric heating
The fastening of pipe, reach the purpose of optimization spray rail internal structure.
Wherein, in the prior art, the supply of combustion gas is directly transmitted often through fuel gas pipeline, in the adjustment side of air demand
Face does not reach the requirement of precise fine-adjustment so that gas supply can not meet actual demand；It is normal for supplying during present invention work
Flow, moving valve contacts with each other with the corresponding end face of connector, and through hole is blocked by inner walls completely, and combustion gas passes through connection
Enter in air flue inside part, flowed into by the open end at the top of air flue in straight tube, finally flowed out by straight tube upper end；
And the magnetic field around moving valve is changed by magnet coil when needing to increase gas supply amount, in solenoid valve seat so that dynamic
Depart between valve body and connector, i.e., moving valve moves up, now, the through hole connected with air flue gradually with inside valve nozzle
Connection, i.e., it can be entered by the combustion gas of output inside connector by the open end at the top of through hole and moving valve in valve nozzle, only needed
Combustion gas input quantity at increase connector can then increase the final combustion gas output quantity of valve nozzle, compared with prior art, equally increase
On the premise of big combustion gas input quantity, the output quantity of single gas distribution channel and then is realized well below the output quantity of double gas distribution channels
The rate of change of fuel gas supply amount in rail is sprayed, reaches the purpose of gas flow flexible modulation.Also, the excircle at the top of valve nozzle
It is upper that multiple fumaroles are set, the stable output of combustion gas when being suitable for gas quantity increase in air flue or reducing, wherein valve nozzle and shell
The elongated end threaded connection of body, can carry out quick-replaceable, and then avoid to valve element and solenoid valve seat when valve nozzle is damaged to it
Deng the integral replacing of part, use cost is reduced.Also, the axis of straight tube overlaps with the axis of valve nozzle, improve and sprayed outside combustion gas
Stability while, ensure valve nozzle at flow ejection efficiency；Connected and straight tube is made up of body and connecting tube, during supply
Pipe is fixed, and body is when servo-actuated valve body moves together, using the fluid in annular seal space by the connecting portion between body and connecting tube
Divide and be fully sealed, to reach the purpose for preventing gas from leaking.
It is parallel with one another between multiple electrothermal tubes.During the lasting use of electrothermal tube, the loss of electrothermal tube is relative
It is larger, i.e., the failures such as damage or short circuit occur in multiple electrothermal tubes, and multiple electrothermal tubes are arranged to parallel connection by the present invention, i.e.,
When single electrothermal tube breaks down, do not interfere with the normal use of remaining electrothermal tube, with prevent from spraying at low ambient temperatures rail with
Negative pressure is formed between filter and causes the output flow deficiency of combustion gas.
Aluminium bar is also equipped with the tubular body, the heating wire winding is on the aluminium bar.Overloaded when heating wire
Or during excessively stream, easily cause power of heating wire to decline or directly produce fusing, and the aluminium bar of installation is by heating wire in body
Wound, can ensure that heating wire works within the regular hour, avoid spraying form negative pressure between rail and filter again and
The output flow deficiency of combustion gas.
Cushion pad is installed in the gap.To reduce the impact between moving valve and connector end, in gap location
Cushion pad is installed, on the one hand can ensure that moving valve keeps moving back and forth on stable vertical direction, on the other hand will can also subtract
The abrasion of small moving valve end face, extend the service life of moving valve.
O-ring is installed in the junction of the valve nozzle outer wall and housing elongated end inwall.Because valve nozzle and housing extend
Hold as threaded connection, further to strengthen the connection sealing between valve nozzle and housing, set O-ring to realize that enhancing is close
The purpose of sealing property, moreover it is possible to combustion gas is buffered when spraying to the impact dynamics between housing and valve nozzle junction, to ensure to fill
Put overall stability.
The present invention compared with prior art, has the following advantages and advantages：
1st, the present invention uses Electric heating compared with hydro-thermal mode, while with liquid leakage risk, the efficiency of heating
Greatly improve, and multiple electric heating tubes are placed in the groove of arc, and the side of groove is sealed by wiring plate, can
Reduce heat loss, while be also convenient for picking and placeing electrothermal tube, i.e., user can determine in real time according to the size of fuel gas supply amount
The number of electrothermal tube, ensure to complete the stable operation to combustion gas output flow with the heating cost of minimum；
2nd, the present invention uses Electric heating compared with hydro-thermal mode, while with liquid leakage risk, the efficiency of heating
Greatly improve, and multiple electric heating tubes are placed in the groove of arc, and the side of groove is sealed by wiring plate, can
Reduce heat loss, while be also convenient for picking and placeing electrothermal tube, i.e., user can determine in real time according to the size of fuel gas supply amount
The number of electrothermal tube, ensure to complete the stable operation to combustion gas output flow with the heating cost of minimum；
3rd, the present invention easily causes power of heating wire to decline or directly produce fusing when when heating wire overload or excessively stream,
It and the aluminium bar of installation is wound by heating wire in body, can ensure that heating wire works within the regular hour, avoid spraying rail
Form the output flow deficiency of negative pressure and combustion gas again between filter.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural representation of electrothermal tube；
Fig. 3 is the structural representation of magnetic valve；
Fig. 4 is the enlarged drawing at A in Fig. 3；
Mark and corresponding parts title in accompanying drawing：
1- air inlet pipe, 2- hollow tubes, 3- spray-holes, 4- grooves, 5- heat-conducting plates, 6- magnetic valves, 7- electrothermal tubes, 8- wiring plate,
9- binding posts, 10- bodys, 11- insulating materials, 12- heating wire, 13- guide pads, 14- aluminium bars, 15- through holes, 16- fumaroles,
17- straight tubes, 171- fluid, 172- annular seal spaces, 173- connecting tubes, 18- springs, 19- moving valves, 20- housings, 21- air flues,
22- connectors, 23- solenoid valve seats, 24- cushion pads, 25-O types circle, 26- valve nozzles.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1
As shown in Fig. 1 ~ Fig. 4, the present embodiment includes air inlet pipe 1 and hollow tube 2 in communication, is provided with the upper end of hollow tube 2
Multiple spray-holes 3, and magnetic valve 6 is correspondingly installed on the spray-hole 3, it is excellent to be provided with section in the inwall of hollow tube 2
The groove 4 of arc, and groove 4 described in the face of the spray-hole 3, have been arranged side by side multiple electrothermal tubes 7, electric heating in the groove 4
The bottom of pipe 7 is provided with guide pad 13, and the guide groove being engaged with guide pad 13 is provided with the bottom of groove 4, and the electrothermal tube 7 wraps
Include body 10, the insulating materials being filled in inside body 10 11 and the heating wire 12 being placed in inside body 10, the heating wire
12 ends are connected with binding post 9, and the one end of groove 4 away from air inlet pipe 1 is provided with the aperture being in communication with the outside, and binding post 9 is through small
Hole is connected with wiring plate 8, and covered with heat-conducting plate 5 on the open end of groove 4, heat-conducting plate 5 is by the inside of groove 4 with
Separated inside blank pipe 2；The magnetic valve 6 includes the solenoid valve seat 23 that magnet coil is provided with inwall, in the magnetic valve
Moving valve 19, housing 20 are disposed with from inside to outside in seat 23, the upper end of housing 20 stretches out, and in the housing 20
Lower end is provided with the connector 22 of inner hollow, gap is left between the upper end of connector 22 and the lower end of moving valve 19, in housing 20
Elongated end be threaded with valve nozzle 26, the air flue 21 connected with the middle part of connector 22, spring are provided with inside the moving valve 19
18 are arranged in air flue 21, and two through holes 15 connected with air flue 21, moving valve 19 are provided with the side wall of moving valve 19
Upper end is connected with the inside of valve nozzle 26, and multiple fumaroles 16 are provided with the circumference on the top of valve nozzle 26, in addition to axis and valve nozzle
The straight tube 17 that 26 axis overlaps, the straight tube 17 are made up of body and connecting tube 173, the bottom of the pipe and moving valve
The open end connection at 19 tops, and the top of valve nozzle 26 is run through in the upper end of connecting tube 173, the end of body is run through in the lower end of connecting tube 173
Face and extend downwardly, the bottom outer rim of connecting tube 173 be provided with it is outstanding annular seal space 172 is formed between inboard wall of tube body,
And the fluid 171 of 1/2 volume is marked with annular seal space 172.
During work, combustion gas is injected directly in hollow tube 2 by air inlet pipe 1, and by spray-hole 3 flow into magnetic valve 6 in after,
By magnetic valve 6 accurate adjustment so that ensure that combustion gas is maintained at optimal flow and exported；And for low in the prior art
Sprayed caused by air pressure in pressure pipe road is relatively low and occur the situation of negative pressure between rail and filter, the present embodiment in hollow tube 2 just
To being provided with groove 4 at the inwall of spray-hole 3, i.e., the gas circulation region in hollow tube 2 is subjected to heating heating, utilizes electrothermal tube
7 caloric value and the heat transfer of heat-conducting plate 5 so that environment temperature of the combustion gas before hollow tube 2 is entered in hollow tube 2 is relative
In the external world temperature drift, i.e., in hollow tube 2 pressure rise, after combustion gas enter hollow tube 2 after combustion gas to a certain extent by
Heat temperature raising, it effectively prevent and produce negative pressure between spray rail and filter and influence the flow velocity of combustion gas, ensure the normal stream of combustion gas
It is logical.
Also, using Electric heating compared with hydro-thermal mode, while with liquid leakage risk, the efficiency of heating
Greatly improve, and multiple electric heating tubes are placed in the groove 4 of arc, the side of groove 4 are carried out by wiring plate 8 close
Envelope, can reduce heat loss, while be also convenient for picking and placeing to electrothermal tube 7, i.e., user can be according to the size reality of fuel gas supply amount
When determine the number of electrothermal tube 7, ensure to complete the stable operation to combustion gas output flow with the heating cost of minimum.
During work, for supplying normal discharge, moving valve 19 contacts with each other with the corresponding end face of connector 22, and through hole 15
Blocked completely by the inwall of housing 20, combustion gas passes through opening for the top of air flue 21 by being entered inside connector 22 in air flue 21
Put end to flow into straight tube 12, finally flowed out by the end of straight tube 12；And when needing to increase gas supply amount, magnetic valve
The magnetic field around moving valve 19 is changed by magnet coil in seat 23 so that occur between moving valve 19 and connector 22 de-
From that is, moving valve 19 moves up, and now, the through hole 15 connected with air flue 21 gradually connects with the inside of valve nozzle 26, i.e., by connecting
The combustion gas of the inside of part 22 output can be entered in valve nozzle 26 by the open end of through hole 15 and the top of moving valve 19, only need to increase company
Combustion gas input quantity at fitting 22 can then increase the final combustion gas output quantity of valve nozzle 26, compared with prior art, equally increase
On the premise of combustion gas input quantity, the output quantity of single gas distribution channel and then realizes spray well below the output quantity of double gas distribution channels
The rate of change of fuel gas supply amount in rail, reach the purpose of gas flow flexible modulation.Also, in the excircle at the top of valve nozzle 26
It is upper that multiple fumaroles 16 are set, the stable output of combustion gas when being suitable for gas quantity increase in air flue 21 or reducing, wherein valve nozzle
26 are threadedly coupled with the elongated end of housing 20, can carry out quick-replaceable to it when valve nozzle 26 is damaged, so avoid to valve element with
And the integral replacing of the grade part of solenoid valve seat 23, reduce use cost.Also, the axis weight of the axis of straight tube 17 and valve nozzle 26
Close, while improving the stability sprayed outside combustion gas, ensure the flow ejection efficiency at valve nozzle 26；And straight tube 17 is by body and company
Adapter 173 is formed, and connecting tube 173 is fixed during supply, and body is when servo-actuated valve body 19 moves together, using in annular seal space 172
Coupling part between body and connecting tube 173 is fully sealed fluid 171, to reach the purpose for preventing combustion gas from leaking.
Wherein, during the lasting use of electrothermal tube 7, the loss of electrothermal tube 7 is relatively large, i.e., in multiple electrothermal tubes 7
The failures such as damage or short circuit occur, and multiple electrothermal tubes 7 are arranged to parallel connection by the present embodiment, i.e., go out in single electrothermal tube 7
During existing failure, the normal use of remaining electrothermal tube 7 is not interfered with, is formed with preventing from spraying at low ambient temperatures between rail and filter
Negative pressure and cause combustion gas output flow deficiency；The bottom of body 10 of electrothermal tube 7 is provided with guide pad 13 simultaneously, guide pad 13 with
Guide groove coordinates so that the placement of body 10 is more stable, i.e., need not increase new fixed structure just can realize electrothermal tube 7
Fastening, reach optimization spray rail internal structure purpose.
The present embodiment installs cushion pad 24 to reduce the impact between moving valve 19 and the end of connector 22, in gap location,
On the one hand it can ensure that moving valve 19 keeps moving back and forth on stable vertical direction, on the other hand can also will reduce moving valve 19
The abrasion of end face, extend the service life of moving valve 19.It is further due to valve nozzle 26 with the elongated end of housing 20 to be threadedly coupled
Strengthen the connection sealing between valve nozzle 26 and housing 20, set O-ring 25 to realize the purpose of enhancing sealing property, also
Combustion gas can be buffered when spraying to the impact dynamics between housing 20 and the junction of valve nozzle 26, to ensure the overall stabilization of device
Performance.
Preferably, being also equipped with aluminium bar 14 inside the body 10, the heating wire 12 is wrapped in the aluminium bar 14
On.Overloading or during excessively stream when heating wire 12, easily causing the power drop of heating wire 12 or directly produce fusing, and body
The aluminium bar 14 of installation is wound by heating wire 12 in 10, can be ensured that heating wire 12 works within the regular hour, be avoided spraying
The output flow deficiency of negative pressure and combustion gas is formed between rail and filter again.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (5)
1. a kind of motor liquified gas low temperature system without interruption, including air inlet pipe（1）And hollow tube in communication（2）,
Hollow tube（2）Upper end is provided with multiple spray-holes（3）, and in the spray-hole（3）Upper correspondence is provided with magnetic valve（6）, its feature
It is：In the hollow tube（2）Inwall is provided with groove（4）, and the spray-hole（3）Groove described in face（4）, in the groove
（4）Multiple electrothermal tubes have inside been arranged side by side（7）, electrothermal tube（7）Bottom is provided with guide pad（13）, and in groove（4）Open bottom
Have and guide pad（13）The guide groove being engaged, the electrothermal tube（7）Including body（10）, be filled in body（10）Internal is exhausted
Edge material（11）And it is placed in body（10）Internal heating wire（12）, the heating wire（12）End is connected with binding post（9）,
Groove（4）Away from air inlet pipe（1）One end be provided with the aperture being in communication with the outside, binding post（9）Through aperture and wiring plate（8）
Connection, and in groove（4）Open end on covered with heat-conducting plate（5）, heat-conducting plate（5）By the groove（4）Internal and hollow tube
（2）Inside separates；The magnetic valve（6）Solenoid valve seat including being provided with magnet coil on inwall（23）, in the electromagnetism
Valve seat（23）Moving valve is inside disposed with from inside to outside（19）, housing（20）, the housing（20）Upper end stretches out, and
The housing（20）Lower end is provided with the connector of inner hollow（22）, connector（22）Upper end and moving valve（19）Between lower end
Gap is left, in housing（20）Elongated end be threaded with valve nozzle（26）, the moving valve（19）Inside is provided with and connector
（22）The air flue of middle part connection（21）, spring（12）It is arranged in air flue, and in the moving valve（19）Two are provided with side wall
With air flue（21）The through hole of connection（15）, moving valve（19）Upper end and valve nozzle（26）Inside connection, and in valve nozzle（26）Top
Multiple fumaroles are provided with circumference（16）, in addition to axis and valve nozzle（26）Axis overlap straight tube（17）, the direct-injection
Pipe（17）By body and connecting tube（173）Form, the bottom of the pipe and moving valve（19）The open end connection at top, and connect
Pipe（173）Valve nozzle is run through in upper end（26）Top, connecting tube（173）Lower end is through the end face of body and extends downwardly, and is connecting
Pipe（173）Bottom outer rim is provided with outstanding forms annular seal space between inboard wall of tube body（172）, and in annular seal space（172）
Inside it is marked with the fluid of 1/2 volume（171）.
A kind of 2. motor liquified gas low temperature system without interruption according to claim 1, it is characterised in that：Multiple electricity
Heat pipe（7）Between it is parallel with one another.
A kind of 3. motor liquified gas low temperature system without interruption according to claim 1, it is characterised in that：In the body
（10）Inside is also equipped with aluminium bar（14）, the heating wire（12）It is wrapped in the aluminium bar（14）On.
4. according to claim 1 have anti-gradually jelly and the gas injection rail of flow regulating function, it is characterised in that：Institute
State and cushion pad is installed in gap（24）.
5. according to claim 1 have anti-gradually jelly and the gas injection rail of flow regulating function, it is characterised in that：Institute
State valve nozzle（26）Outer wall and housing（20）The junction of elongated end inwall is provided with O-ring（25）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610684488.3A CN107762673A (en) | 2016-08-18 | 2016-08-18 | A kind of motor liquified gas low temperature system without interruption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610684488.3A CN107762673A (en) | 2016-08-18 | 2016-08-18 | A kind of motor liquified gas low temperature system without interruption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107762673A true CN107762673A (en) | 2018-03-06 |
Family
ID=61262687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610684488.3A Withdrawn CN107762673A (en) | 2016-08-18 | 2016-08-18 | A kind of motor liquified gas low temperature system without interruption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107762673A (en) |
-
2016
- 2016-08-18 CN CN201610684488.3A patent/CN107762673A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180306 |