CN205349557U - Gas supply system with prevent gradually freezing and flow control function - Google Patents
Gas supply system with prevent gradually freezing and flow control function Download PDFInfo
- Publication number
- CN205349557U CN205349557U CN201620090742.2U CN201620090742U CN205349557U CN 205349557 U CN205349557 U CN 205349557U CN 201620090742 U CN201620090742 U CN 201620090742U CN 205349557 U CN205349557 U CN 205349557U
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- valve
- tube
- groove
- electrothermal tube
- electrothermal
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- 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
Abstract
The utility model discloses a gas supply system with prevent gradually freezing and flow control function, including the intake pipe, the hollow tube, it has a plurality of jet orifices to open on the hollow tube, it installs the solenoid valve to correspond on the jet orifice, open flutedly at the hollow tube inner wall, the jet orifice is just to the recess, be provided with a plurality of electrothermal tubes side by side in the recess, the guide block is installed to the electrothermal tube bottom, it has the guide way with guide block matched with to open bottom the recess, the electrothermal tube includes the body, fill the insulating material inside the body and arrange the inside heating wire of body in, the heating wire end -to -end connection has the terminal, the recess is kept away from the one end of intake pipe and is opened the aperture that has with external intercommunication, the terminal runs through the aperture to be connected with the wiring picture peg, it has the heat -conducting plate to serve to cover in the opening of recess. Guide block, guide block and guide way cooperation are installed to the body lower part of electrothermal tube for laying of body is more stable, need not increase new fixed knot promptly and construct the fastening that just can realize the electrothermal tube, reaches and optimizes the purpose of spouting rail inner structure.
Description
Technical field
This utility model relates to gas injection rail, specifically refers to have anti-gradually freezing and the air supply system of flow regulating function.
Background technology
Gas injection rail is necessaries on CNG-gasoline double-fuel car, but when temperature is relatively low, low temperature makes the contraction of gas in low pressure line, forms negative pressure, make gas injection rail open not easily between combustion gas common rail and filter, affects the normal use of gas burning system；Gas injection rail is heated by the mode being adopted hydro-thermal by us so that it is can normal operation, however it is necessary that installation water route, increase pipeline and interfere, it is easy to fluid leakage occurs, increase maintenance difficulties.
Utility model content
The purpose of this utility model is in that to provide and has anti-gradually freezing and the air supply system of flow regulating function, it is ensured that combustion gas normal through, avoid fuel gas pipeline occurs liquid simultaneously.
The purpose of this utility model is achieved through the following technical solutions:
There is anti-gradually freezing and the air supply system of flow regulating function, including air inlet pipe and hollow pipe in communication, multiple spray-hole is had in hollow pipe upper end, and correspondence is provided with electromagnetic valve on described spray-hole, groove is had at described hollow pipe inwall, and described spray-hole is just to described groove, multiple electrothermal tube it has been arranged side by side in described groove, guide pad is installed bottom electrothermal tube, and the gathering sill matched with guide pad is had at bottom portion of groove, described electrothermal tube includes body, it is filled in the insulant of tubular body and is placed in the heating wire of tubular body, described heating wire end is connected to binding post, groove has, away from one end of air inlet pipe, the aperture being in communication with the outside, binding post runs through aperture and is connected with wiring plate, and on the open end of groove, it is coated with heat-conducting plate, described inside grooves and hollow tube are separated by heat-conducting plate；Described electromagnetic valve includes the solenoid valve seat being provided with solenoid on inwall, moving valve it is disposed with from inside to outside in described solenoid valve seat, housing, described housing upper end stretches out, and the connector of inner hollow it is provided with in described housing lower end, gap is left between connector upper end and moving valve lower end, elongated end at housing is threaded valve nozzle, have inside described moving valve and the air flue connected in the middle part of connector, spring is arranged in air flue, and on described moving valve sidewall, have two through holes connected with air flue, moving valve upper end is internal with valve nozzle to be connected, and on the circumference on valve nozzle top, have multiple fumarole, also include the straight tube of axis and the dead in line of valve nozzle, described straight tube is made up of body and connecting tube, described body lower end is connected with the open end at moving valve top, and connecting tube upper end runs through the top of valve nozzle, connecting tube lower end is run through the end face of body and downwardly extends, it is provided with outwardly in connecting tube bottom outer rim and between inboard wall of tube body, forms annular seal space, and in annular seal space, it is marked with the fluid of 1/2 volume.
During utility model works, combustion gas is injected directly in hollow pipe by air inlet pipe, and is flowed into after in electromagnetic valve by spray-hole, accurately regulating and then guaranteeing that combustion gas is maintained at the flow output of the best through electromagnetic valve；And relatively low for the air pressure in prior art mesolow pipeline and between the spray rail and the filter that cause, the situation of negative pressure occurs, the inwall place of spray-hole is just had groove at hollow pipe by this utility model, it is heated heating up by the gas circulation region in hollow pipe, utilize the caloric value of electrothermal tube and the heat transmission of heat-conducting plate, make combustion gas in the ambient temperature entered before hollow pipe in hollow pipe relative to extraneous temperature drift, namely the pressure in hollow pipe raises, combustion gas heated intensification to a certain extent after hollow pipe is entered until combustion gas, effectively prevent the flow velocity producing negative pressure between spray rail and filter and affect combustion gas, ensure the normal circulation of combustion gas.And, adopt Electric heating compared with hydro-thermal mode, while there is liquid risk of leakage, the efficiency of heating is greatly improved, and multiple electric heating tube is placed in groove, by wiring plate, the side of groove is sealed, heat loss can be reduced, being also convenient for picking and placeing electrothermal tube, namely user can determine the number of electrothermal tube in real time according to the size of fuel gas supply amount, it is ensured that completes the stable operation to combustion gas output flow with minimum heating cost simultaneously；The body bottom of electrothermal tube is provided with guide pad simultaneously, and guide pad coordinates with gathering sill so that laying of body is more stable, namely need not increase new fixed structure and just be capable of the fastening of electrothermal tube, reaches to optimize the purpose of spray rail internal structure.
Wherein, in the prior art, the supply of combustion gas is directly transmitted often through fuel gas pipeline, does not reach the requirement of precise fine-adjustment in the adjustment of air demand so that gas supply cannot practical requirement；During utility model works, for supply normal discharge, moving valve contacts with each other with the corresponding end face of connector, and through hole is blocked by inner walls completely, combustion gas enters in air flue by inside connector, flow in straight tube by the open end at air flue top, eventually pass straight tube upper end and flow out；And when needs increase gas supply amount, by solenoid, the magnetic field around moving valve is changed in solenoid valve seat, make to depart between moving valve and connector, namely moving valve moves up, now, the through hole connected with air flue is internal with valve nozzle gradually to be connected, namely can be passed through in the open end entrance valve nozzle at through hole and moving valve top by the combustion gas of the internal output of connector, the combustion gas input quantity that only need to increase connector place then can increase the combustion gas output that valve nozzle is final, compared with prior art, under the same premise increasing combustion gas input quantity, the output of single gas distribution channel is well below the output of double, two gas distribution channels, and then realize the rate of change of fuel gas supply amount in spray rail, reach the purpose of gas flow flexible modulation.And, the excircle at valve nozzle top arranges multiple fumarole, the combustion gas being suitable in air flue gas quantity when increasing or reduce stably exports, wherein valve nozzle is threadeded with the elongated end of housing, when valve nozzle is impaired, it can be carried out quick-replaceable, and then avoid the integral replacing to the parts such as spool and solenoid valve seat, reduce use cost.Further, the axis of straight tube and the dead in line of valve nozzle, improve outside combustion gas while the stability of spray, it is ensured that the flow ejection efficiency at valve nozzle place；And straight tube is made up of body and connecting tube, during supply, connecting tube is fixed, and body, when servo-actuated valve body moves together, utilizes the fluid in annular seal space to be fully sealed the coupling part between body and connecting tube, to reach the purpose preventing gas from leakage occurring.
Between multiple described electrothermal tubes parallel with one another.In the lasting use procedure of electrothermal tube, the loss of electrothermal tube is relatively large, namely multiple electrothermal tubes there will be the faults such as damage or short circuit, and multiple electrothermal tubes are arranged to parallel connection by this utility model, namely when single electrothermal tube breaks down, without influence on the normal use of all the other electrothermal tubes, the output flow causing combustion gas to prevent from forming negative pressure between spray rail and filter at low ambient temperatures is not enough.
Being also equipped with aluminium bar at described tubular body, described heating wire winding is on described aluminium bar.When heating wire transships or crosses stream, it is easily caused power of heating wire decline or directly produce fusing, and the aluminium bar installed in body is wound around by heating wire, can ensure that within the regular hour heating wire works on, it is to avoid between spray rail and filter, again form the output flow deficiency of negative pressure and combustion gas.
In described gap, cushion pad is installed.For reducing the impact between moving valve and connector end, at gap location, cushion pad is installed, ensure that on the one hand and the vertical direction that moving valve remains stable for moves back and forth, can also will reduce the abrasion of moving valve end face on the other hand, extend the service life of moving valve.
In the junction of described valve nozzle outer wall Yu housing elongated end inwall, O is installed.Due to valve nozzle with housing elongated end for threadeding, for strengthening the connection sealing between valve nozzle and housing further, O is set and can not only realize strengthening the purpose of sealing property, combustion gas can also be cushioned when ejection to the impact dynamics between housing and valve nozzle junction, the stability overall to ensure device.
This utility model compared with prior art, has such advantages as and beneficial effect:
1, this utility model adopts Electric heating compared with hydro-thermal mode, while there is liquid risk of leakage, the efficiency of heating is greatly improved, and multiple electric heating tube is placed in the groove of arc, by wiring plate, the side of groove is sealed, heat loss can be reduced, be also convenient for picking and placeing electrothermal tube simultaneously, namely user can determine the number of electrothermal tube in real time according to the size of fuel gas supply amount, it is ensured that completes the stable operation to combustion gas output flow with minimum heating cost；
2, this utility model adopts Electric heating compared with hydro-thermal mode, while there is liquid risk of leakage, the efficiency of heating is greatly improved, and multiple electric heating tube is placed in the groove of arc, by wiring plate, the side of groove is sealed, heat loss can be reduced, be also convenient for picking and placeing electrothermal tube simultaneously, namely user can determine the number of electrothermal tube in real time according to the size of fuel gas supply amount, it is ensured that completes the stable operation to combustion gas output flow with minimum heating cost；
3, this utility model is when heating wire transships or crosses stream, it is easily caused power of heating wire decline or directly produce fusing, and the aluminium bar installed in body is wound around by heating wire, can ensure that within the regular hour heating wire works on, it is to avoid between spray rail and filter, again form the output flow deficiency of negative pressure and combustion gas.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by this utility model embodiment, constitutes the part of the application, is not intended that the restriction to this utility model embodiment.In the accompanying drawings:
Fig. 1 is this utility model structural representation；
Fig. 2 is the structural representation of electrothermal tube；
Fig. 3 is the structural representation of electromagnetic valve；
Fig. 4 is the enlarged drawing at A place in Fig. 3；
Labelling and corresponding parts title in accompanying drawing:
1-air inlet pipe, 2-hollow pipe, 3-spray-hole, 4-groove, 5-heat-conducting plate, 6-electromagnetic valve, 7-electrothermal tube, 8-wiring plate, 9-binding post, 10-body, 11-insulant, 12-heating wire, 13-guide pad, 14-aluminium bar, 15-through hole, 16-fumarole, 17-straight tube, 171-fluid, 172-annular seal space, 173-connecting tube, 18-spring, 19-moving valve, 20-housing, 21-air flue, 22-connector, 23-solenoid valve seat, 24-cushion pad, 25-O type circle, 26-valve nozzle.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only used for explaining this utility model, are not intended as restriction of the present utility model.
Embodiment 1
As shown in Fig. 1 ~ Fig. 4, the present embodiment includes air inlet pipe 1 and hollow pipe 2 in communication, multiple spray-hole 3 is had in hollow pipe 2 upper end, and correspondence is provided with electromagnetic valve 6 on described spray-hole 3, the groove 4 that cross section is major arc is had at described hollow pipe 2 inwall, and described spray-hole 3 is just to described groove 4, multiple electrothermal tube 7 it has been arranged side by side in described groove 4, guide pad 13 is installed bottom electrothermal tube 7, and bottom groove 4, have the gathering sill matched with guide pad 13, described electrothermal tube 7 includes body 10, it is filled in the insulant 11 within body 10 and is placed in the heating wire 12 within body 10, described heating wire 12 end is connected to binding post 9, groove 4 has, away from one end of air inlet pipe 1, the aperture being in communication with the outside, binding post 9 runs through aperture and is connected with wiring plate 8, and on the open end of groove 4, it is coated with heat-conducting plate 5, heat-conducting plate 5 is by spaced-apart in internal for described groove 4 and hollow pipe 2；Described electromagnetic valve 6 includes the solenoid valve seat 23 being provided with solenoid on inwall, moving valve 19 it is disposed with from inside to outside in described solenoid valve seat 23, housing 20, described housing 20 upper end stretches out, and the connector 22 of inner hollow it is provided with in described housing 20 lower end, gap is left between connector 22 upper end and moving valve 19 lower end, elongated end at housing 20 is threaded valve nozzle 26, described moving valve 19 is internal to be had and the air flue 21 connected in the middle part of connector 22, spring 18 is arranged in air flue 21, and on described moving valve 19 sidewall, have two through holes 15 connected with air flue 21, moving valve 19 upper end is internal with valve nozzle 26 to be connected, and on the circumference on valve nozzle 26 top, have multiple fumarole 16, also include the straight tube 17 of axis and the dead in line of valve nozzle 26, described straight tube 17 is made up of body and connecting tube 173, described body lower end is connected with the open end at moving valve 19 top, and connecting tube 173 upper end runs through the top of valve nozzle 26, connecting tube 173 lower end is run through the end face of body and downwardly extends, it is provided with outwardly in connecting tube 173 bottom outer rim and between inboard wall of tube body, forms annular seal space 172, and in annular seal space 172, it is marked with the fluid 171 of 1/2 volume.
During work, combustion gas is injected directly in hollow pipe 2 by air inlet pipe 1, and is flowed into after in electromagnetic valve 6 by spray-hole 3, accurately regulating and then guaranteeing that combustion gas is maintained at the flow output of the best through electromagnetic valve 6；And relatively low for the air pressure in prior art mesolow pipeline and between the spray rail and the filter that cause, the situation of negative pressure occurs, the inwall place of spray-hole 3 is just had groove 4 at hollow pipe 2 by the present embodiment, the heating that heats up is carried out by the gas circulation region in hollow pipe 2, utilize the caloric value of electrothermal tube 7 and the heat transmission of heat-conducting plate 5, make combustion gas in the ambient temperature entered before hollow pipe 2 in hollow pipe 2 relative to extraneous temperature drift, namely the pressure in hollow pipe 2 raises, combustion gas heated intensification to a certain extent after hollow pipe 2 is entered until combustion gas, effectively prevent the flow velocity producing negative pressure between spray rail and filter and affect combustion gas, ensure the normal circulation of combustion gas.
And, adopt Electric heating compared with hydro-thermal mode, while there is liquid risk of leakage, the efficiency of heating is greatly improved, and multiple electric heating tube is placed in the groove 4 of arc, by wiring plate 8, the side of groove 4 is sealed, heat loss can be reduced, being also convenient for picking and placeing electrothermal tube 7, namely user can determine the number of electrothermal tube 7 in real time according to the size of fuel gas supply amount, it is ensured that completes the stable operation to combustion gas output flow with minimum heating cost simultaneously.
During work, for supply normal discharge, moving valve 19 contacts with each other with the corresponding end face of connector 22, and through hole 15 is blocked by housing 20 inwall completely, combustion gas enters in air flue 21 by connector 22 is internal, flowed in straight tube 12 by the open end at air flue 21 top, eventually pass straight tube 12 end and flow out；And when needs increase gas supply amount, by solenoid, the magnetic field around moving valve 19 is changed in solenoid valve seat 23, make to depart between moving valve 19 and connector 22, namely moving valve 19 moves up, now, the through hole 15 connected with air flue 21 is internal with valve nozzle 26 gradually to be connected, namely can be passed through in the open end entrance valve nozzle 26 at through hole 15 and moving valve 19 top by the combustion gas of the internal output of connector 22, the combustion gas input quantity that only need to increase connector 22 place then can increase the combustion gas output that valve nozzle 26 is final, compared with prior art, under the same premise increasing combustion gas input quantity, the output of single gas distribution channel is well below the output of double, two gas distribution channels, and then realize the rate of change of fuel gas supply amount in spray rail, reach the purpose of gas flow flexible modulation.And, the excircle at valve nozzle 26 top arranges multiple fumarole 16, the combustion gas being suitable in air flue 21 gas quantity when increasing or reduce stably exports, wherein valve nozzle 26 is threadeded with the elongated end of housing 20, when valve nozzle 26 is impaired, it can be carried out quick-replaceable, and then avoid the integral replacing to parts such as spool and solenoid valve seats 23, reduce use cost.Further, the dead in line of the axis of straight tube 17 and valve nozzle 26, while improving the stability sprayed outside combustion gas, it is ensured that the flow ejection efficiency at valve nozzle 26 place；And straight tube 17 is made up of body and connecting tube 173, during supply, connecting tube 173 is fixed, body, when servo-actuated valve body 19 moves together, utilizes the fluid 171 in annular seal space 172 to be fully sealed the coupling part between body and connecting tube 173, to reach the purpose preventing combustion gas from leakage occurring.
Wherein, in the lasting use procedure of electrothermal tube 7, the loss of electrothermal tube 7 is relatively large, namely multiple electrothermal tubes 7 there will be the faults such as damage or short circuit, and multiple electrothermal tubes 7 are arranged to parallel connection by the present embodiment, namely, when single electrothermal tube 7 breaks down, without influence on the normal use of all the other electrothermal tubes 7, the output flow causing combustion gas to prevent from forming negative pressure between spray rail and filter at low ambient temperatures is not enough；Body 10 bottom of electrothermal tube 7 is provided with guide pad 13 simultaneously, and guide pad 13 coordinates with gathering sill so that laying of body 10 is more stable, namely need not increase new fixed structure and just be capable of the fastening of electrothermal tube 7, reaches to optimize the purpose of spray rail internal structure.
The present embodiment is reduce the impact between moving valve 19 and connector 22 end, at gap location, cushion pad 24 is installed, ensure that on the one hand and the vertical direction that moving valve 19 remains stable for moves back and forth, can also will reduce the abrasion of moving valve 19 end face on the other hand, extend the service life of moving valve 19.Due to valve nozzle 26 with housing 20 elongated end for threadeding, for strengthening the connection sealing between valve nozzle 26 and housing 20 further, O 25 is set and can not only realize strengthening the purpose of sealing property, combustion gas can also be cushioned when ejection to the impact dynamics between housing 20 and valve nozzle 26 junction, the stability overall to ensure device.
As preferably, being also equipped with aluminium bar 14 inside described body 10, described heating wire 12 is wrapped on described aluminium bar 14.When heating wire 12 transships or crosses stream, it is easily caused heating wire 12 power drop or directly produces fusing, and the aluminium bar 14 installed in body 10 is wound around by heating wire 12, can ensure that within the regular hour heating wire 12 works on, it is to avoid between spray rail and filter, again form the output flow deficiency of negative pressure and combustion gas.
Above-described detailed description of the invention; the purpose of this utility model, technical scheme and beneficial effect have been further described; it is it should be understood that; the foregoing is only detailed description of the invention of the present utility model; it is not used to limit protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (5)
1. there is anti-gradually freezing and the air supply system of flow regulating function, including air inlet pipe (1) and hollow pipe (2) in communication, multiple spray-hole (3) is had in hollow pipe (2) upper end, and in described spray-hole (3) upper correspondence, electromagnetic valve (6) is installed, it is characterized in that: have groove (4) at described hollow pipe (2) inwall, and described spray-hole (3) is just to described groove (4), multiple electrothermal tube (7) it has been arranged side by side in described groove (4), electrothermal tube (7) bottom is provided with guide pad (13), and have, in groove (4) bottom, the gathering sill matched with guide pad (13), described electrothermal tube (7) includes body (10), it is filled in the internal insulant (11) of body (10) and is placed in the heating wire (12) that body (10) is internal, described heating wire (12) end is connected to binding post (9), groove (4) has, away from one end of air inlet pipe (1), the aperture being in communication with the outside, binding post (9) runs through aperture and is connected with wiring plate (8), and on the open end of groove (4), it is coated with heat-conducting plate (5), heat-conducting plate (5) is by internal for described groove (4) and hollow pipe (2) interior spaced-apart；Described electromagnetic valve (6) includes the solenoid valve seat (23) being provided with solenoid on inwall, moving valve (19) it is disposed with from inside to outside in described solenoid valve seat (23), housing (20), described housing (20) upper end stretches out, and the connector (22) of inner hollow it is provided with in described housing (20) lower end, gap is left between connector (22) upper end and moving valve (19) lower end, elongated end at housing (20) is threaded valve nozzle (26), described moving valve (19) is internal has the air flue (21) connected with connector (22) middle part, spring (12) is arranged in air flue, and on described moving valve (19) sidewall, have two through holes (15) connected with air flue (21), moving valve (19) upper end is internal with valve nozzle (26) to be connected, and on the circumference on valve nozzle (26) top, have multiple fumarole (16), also include the straight tube (17) of axis and the dead in line of valve nozzle (26), described straight tube (17) is made up of body and connecting tube (173), described body lower end is connected with the open end at moving valve (19) top, and connecting tube (173) upper end runs through the top of valve nozzle (26), connecting tube (173) lower end is run through the end face of body and downwardly extends, it is provided with outwardly in connecting tube (173) bottom outer rim and between inboard wall of tube body, forms annular seal space (172), and in annular seal space (172), it is marked with the fluid (171) of 1/2 volume.
2. according to claim 1 have anti-gradually freezing and the air supply system of flow regulating function, it is characterised in that: parallel with one another between multiple described electrothermal tubes (7).
3. according to claim 1 have anti-gradually freezing and the air supply system of flow regulating function, it is characterised in that: being also equipped with aluminium bar (14) described body (10) is internal, described heating wire (12) is wrapped on described aluminium bar (14).
4. according to claim 1 have anti-gradually freezing and the gas injection rail of flow regulating function, it is characterised in that: cushion pad (24) is installed in described gap.
5. according to claim 1 have anti-gradually freezing and the gas injection rail of flow regulating function, it is characterised in that: in the junction of described valve nozzle (26) outer wall Yu housing (20) elongated end inwall, O (25) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620090742.2U CN205349557U (en) | 2016-01-29 | 2016-01-29 | Gas supply system with prevent gradually freezing and flow control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620090742.2U CN205349557U (en) | 2016-01-29 | 2016-01-29 | Gas supply system with prevent gradually freezing and flow control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205349557U true CN205349557U (en) | 2016-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620090742.2U Expired - Fee Related CN205349557U (en) | 2016-01-29 | 2016-01-29 | Gas supply system with prevent gradually freezing and flow control function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205349557U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626314A (en) * | 2016-01-29 | 2016-06-01 | 成都杜嘉机电有限公司 | Anti-freezing CNG air feeder |
| CN105673261A (en) * | 2016-03-29 | 2016-06-15 | 成都科力夫科技有限公司 | Fuel gas supply heating method for dual-fuel automobiles |
-
2016
- 2016-01-29 CN CN201620090742.2U patent/CN205349557U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626314A (en) * | 2016-01-29 | 2016-06-01 | 成都杜嘉机电有限公司 | Anti-freezing CNG air feeder |
| CN105673261A (en) * | 2016-03-29 | 2016-06-15 | 成都科力夫科技有限公司 | Fuel gas supply heating method for dual-fuel automobiles |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20170129 |