CN204402695U - A kind of high stability gas injection rail - Google Patents
A kind of high stability gas injection rail Download PDFInfo
- Publication number
- CN204402695U CN204402695U CN201520026379.3U CN201520026379U CN204402695U CN 204402695 U CN204402695 U CN 204402695U CN 201520026379 U CN201520026379 U CN 201520026379U CN 204402695 U CN204402695 U CN 204402695U
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- CN
- China
- Prior art keywords
- flow
- disturbing
- cylinder body
- block
- gas injection
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
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Abstract
The utility model discloses a kind of high stability gas injection rail, it comprises: valve seat, it has multiple cylinder body, flow-disturbing assembly is provided with in described cylinder body, it surrounds into gather qi together mouth, and it comprises the first flow-disturbing block, and described first flow-disturbing block is connected to the upper inwall of described cylinder body, the downside of described first flow-disturbing block is the second flow-disturbing block, and described second flow-disturbing block is connected to the lower inwall of described cylinder body; Coil block, it is arranged at the side of described valve seat, and it is extended with valve pocket towards described cylinder body, is provided with dynamic iron core and static iron core in described valve pocket; Sealing seat, it is placed in described cylinder body, and it has gas storage cavity, and the suction port of described gas storage cavity is corresponding with described gather qi together mouth to be arranged.The utility model to a certain extent, increase the gas flow entering gas storage cavity, and then increase the gas flow entering air outlet adapter, namely increase the gas flow spraying into each firing chamber of motor, improve the discharge stability of gas injection rail, improve the combustion efficiency of motor.
Description
Technical field
The utility model relates to automobile mechanical technical field, is specifically related to a kind of high stability gas injection rail.
Background technique
Along with the rapid growth of automobile pollution, environmental pollution and petroleum resources shortage problem are on the rise.For this reason, the R&D work of new-energy automobile is actively developed in countries in the world.Wherein, gas-fueled vehicles are low with its discharge, suppress greenhouse effect and break away to rely on three large characteristics to oil, just worldwide obtain universal and popularization.In China, many city bus and taxi have great amount of fuel oil car to use instead or are using compressed natural gas (CNG) or liquefied petroleum gas (LPG) (LPG) instead.Along with increasing rapidly of China's gas combustion automobile recoverable amount, develop the combustion heater matched with it also imperative.
In the electronic controlled gas injection system of gaseous propellant engine, one of device of most critical is gas ejector, and its performance quality directly affects the jet quality of fuel.But gas injection rail complex structure of the prior art, the stability of spray rail flow is not enough, cannot keep consistency, and air input joint and block head, because being directly connected with spray rail, affecting spray rail quality and working life, and are not easy to install and use.
Model utility content
The utility model is intended at least solve one of the problems of the prior art.
The purpose of this utility model is to propose a kind of high stability gas injection rail.
According to the gas injection rail of the utility model embodiment, described gas injection rail comprises:
Valve seat, described valve seat has multiple cylinder body, flow-disturbing assembly is provided with in described cylinder body, described flow-disturbing assembly surrounds into gather qi together mouth, described flow-disturbing assembly comprises the first flow-disturbing block, described first flow-disturbing block is connected to the upper inwall of described cylinder body, and the downside of described first flow-disturbing block is the second flow-disturbing block, and described second flow-disturbing block is connected to the lower inwall of described cylinder body;
Coil block, described coil block is arranged at the side of described valve seat, and described coil block is extended with valve pocket towards described cylinder body, is provided with dynamic iron core and static iron core in described valve pocket;
Sealing seat, described sealing seat is placed in described cylinder body, and described sealing seat has gas storage cavity, and the suction port of described gas storage cavity is corresponding with described gather qi together mouth to be arranged.
Owing to being provided with flow-disturbing assembly in described cylinder body, described flow-disturbing assembly surrounds into gather qi together mouth, described gather qi together mouth is corresponding with the suction port of the gas storage cavity of described sealing seat to be arranged, like this, to a certain extent, the gas flow entering gas storage cavity is increased, and then increase the gas flow entering air outlet adapter, namely increase the gas flow spraying into each firing chamber of motor, improve the discharge stability of gas injection rail, improve the combustion efficiency of motor.
In addition, following additional technical feature can also be had according to the gas injection rail of the utility model above-described embodiment:
According to an embodiment of the present utility model, described first flow-disturbing block and described second flow-disturbing block swell gradually towards the horizontal axis of described cylinder body.
According to an embodiment of the present utility model, described first flow-disturbing block has the first flow-disturbing flange, and described second flow-disturbing block has the second flow-disturbing flange, and described first flow-disturbing flange and described second flow-disturbing flange are ball shape.
According to an embodiment of the present utility model, described flow-disturbing assembly is symmetrical arranged along the vertical axis direction of described cylinder body.
According to an embodiment of the present utility model, one end of described valve seat is connected with the first conversion adapter, described first conversion adapter is connected with air input joint away from one end of described valve seat, the other end of described valve seat is connected with the second conversion adapter, and described second conversion adapter is connected with block head away from one end of described valve seat.
According to an embodiment of the present utility model, the lower end surface of described cylinder body is connected with the 3rd conversion adapter, described 3rd conversion adapter is connected with air outlet adapter away from one end of the lower end surface of described cylinder body.
According to an embodiment of the present utility model, in described 3rd conversion adapter, be provided with one-way valve.
According to an embodiment of the present utility model, the direction of described air input joint away from described cylinder body is followed successively by the first ridge and the second ridge, the height of described first ridge is greater than the height of described second ridge.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the utility model and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the utility model example structure schematic diagram;
Fig. 2 is cylinder body and sealing seat assembly structure schematic diagram in the utility model embodiment;
Fig. 3 is the utility model embodiment working state schematic representation.
In figure: 100-valve seat, 110-first flow-disturbing block, 111-first flow-disturbing flange, 120-second flow-disturbing block, 121-second flow-disturbing flange, 130-cylinder body, 140-gather qi together mouth, 200-air input joint, 210-first conversion adapter, 220-first ridge, 230-second ridge, 300-block head, 310-second conversion adapter, 400-air outlet adapter, 410-the 3rd conversion adapter, 420-one-way valve, 500-sealing seat, 510-gas storage cavity, 511-suction port.
Embodiment
Below in conjunction with drawings and Examples, set forth the utility model further.In the following detailed description, the mode only by illustrating describes some one exemplary embodiment of the present utility model.Undoubtedly, those of ordinary skill in the art can recognize, when not departing from spirit and scope of the present utility model, can revise by various different mode to described embodiment.Therefore, accompanying drawing is illustrative with being described in essence, instead of for limiting the protection domain of claim.
As shown in Figure 1 to Figure 3, according to the gas injection rail of the utility model embodiment, described gas injection rail comprises:
Valve seat 100, described valve seat has multiple cylinder body 130, flow-disturbing assembly is provided with in described cylinder body, described flow-disturbing assembly surrounds into gather qi together mouth 140, described flow-disturbing assembly comprises the first flow-disturbing block 110, described first flow-disturbing block 110 is connected to the upper inwall of described cylinder body 130, and the downside of described first flow-disturbing block is the second flow-disturbing block 120, and described second flow-disturbing block 120 is connected to the lower inwall of described cylinder body 130;
Coil block, described coil block is arranged at the side of described valve seat 100, and described coil block is extended with valve pocket towards described cylinder body, is provided with dynamic iron core and static iron core in described valve pocket;
Sealing seat 500, described sealing seat 500 is placed in described cylinder body 130, and described sealing seat 500 has gas storage cavity 510, and the suction port 511 of described gas storage cavity is corresponding with described gather qi together mouth 140 to be arranged.
Owing to being provided with flow-disturbing assembly in described cylinder body, described flow-disturbing assembly surrounds into gather qi together mouth, described gather qi together mouth is corresponding with the suction port of the gas storage cavity of described sealing seat to be arranged, like this, to a certain extent, the gas flow entering gas storage cavity is increased, and then increase the gas flow entering air outlet adapter, namely increase the gas flow spraying into each firing chamber of motor, improve the discharge stability of gas injection rail, improve the combustion efficiency of motor.
Further, described first flow-disturbing block 110 and described second flow-disturbing block 120 swell gradually towards the horizontal axis of described cylinder body 130.
Preferentially, described first flow-disturbing 110 has the first flow-disturbing flange 111, and described second flow-disturbing block 120 has the second flow-disturbing flange 121, and described first flow-disturbing flange 111 and described second flow-disturbing flange 121 are ball shape.
See Fig. 3, as shown by arrows, because described first flow-disturbing block and the described second flow-disturbing block horizontal axis towards described cylinder body swells gradually, described first flow-disturbing flange and described second flow-disturbing flange are ball shape, when the suction port of the gas storage cavity of sealing seat is opened, gas in cylinder body is under the first flow-disturbing block, described second flow-disturbing block and the first flow-disturbing flange, described second flow-disturbing flange effect, and at gather qi together mouth, place gathers, and increases the gas flow entering suction port.
Further, described flow-disturbing assembly is symmetrical arranged along the vertical axis direction of described cylinder body 130.
Further, one end of described valve seat 100 is connected with the first conversion adapter 210, described first conversion adapter 210 is connected with air input joint 200 away from one end of described valve seat 100, the other end of described valve seat 100 is connected with the second conversion adapter 310, and described second conversion adapter 310 is connected with block head 300 away from one end of described valve seat.
Further, the lower end surface of described cylinder body 130 is connected with the 3rd conversion adapter 410, described 3rd conversion adapter 410 is connected with air outlet adapter 400 away from one end of the lower end surface of described cylinder body.
Preferentially, above-mentioned Placement is preferentially selected and is threaded.
Like this, because air input joint, block head and air outlet adapter are connected with gas injection rail through the first conversion adapter, the second conversion adapter and the 3rd conversion adapter successively, to a certain extent, quality and the working life of gas injection rail is improved.
Further, one-way valve 420 is provided with in described 3rd conversion adapter.
When the suction port of gas storage cavity is through gas, described one-way valve is opened, and when the suction port of gas storage cavity does not have gas through out-of-date, described closed check valve, prevents the gas backflow entering air outlet adapter.
Further, the direction of described air input joint 200 away from described cylinder body is followed successively by the first ridge 220 and the second ridge 230, the height of described first ridge 220 is greater than the height of described second ridge 230.
Like this, when described air input joint is connected with flexible pipe, first through the second ridge, through the first ridge, improve the reliability connected on the one hand, improve the sealing connected on the other hand.
The gas injection rail using process of the utility model embodiment is as follows:
First, sealing seat and valve pocket are coupled together, again dynamic iron core is inserted in valve pocket, moreover, static iron core is screwed in valve pocket, closeding valve cavity, finally, by the cylinder body of the embed wholly valve seat of above-mentioned assembling, the 3rd conversion adapter of first screwing on screwed in the downside of cylinder body is respectively screwed on air outlet adapter again, first conversion adapter of first screwing in one end of valve seat is screwed on air input joint again, to screw on block head at the other end of valve seat the second conversion adapter of first screwing on again.
Above-mentioned gas injection rail is linked in the gas injection system of order, fuel gas after being filtered passes in air input joint, coil block is connected with electronic control unit ECU by wire harness, four air outlet adapters are guided to each cylinder firing chamber of motor by flexible pipe respectively, when coil block does not switch on power, dynamic iron core is in position bottom under the pressure of the spring, valve pocket is sealed, prevent gas from not having to reveal under the state be energized, after coil block switches on power, the electromagnetic force produced forces dynamic iron core to move up along valve pocket, valve pocket outlet is opened, and then the suction port of gas storage cavity is opened, gas in valve seat flows into air outlet adapter through suction port, and then spray into each firing chamber of motor by flexible pipe.
The foregoing is only the schematic embodiment of the utility model, and be not used to limit scope of the present utility model.Any those skilled in the art, equivalent variations done under the prerequisite not departing from design of the present utility model and principle and amendment, all should belong to the scope of the utility model protection.
Claims (8)
1. a high stability gas injection rail, is characterized in that: described gas injection rail comprises:
Valve seat, described valve seat has multiple cylinder body, flow-disturbing assembly is provided with in described cylinder body, described flow-disturbing assembly surrounds into gather qi together mouth, described flow-disturbing assembly comprises the first flow-disturbing block, described first flow-disturbing block is connected to the upper inwall of described cylinder body, and the downside of described first flow-disturbing block is the second flow-disturbing block, and described second flow-disturbing block is connected to the lower inwall of described cylinder body;
Coil block, described coil block is arranged at the side of described valve seat, and described coil block is extended with valve pocket towards described cylinder body, is provided with dynamic iron core and static iron core in described valve pocket;
Sealing seat, described sealing seat is placed in described cylinder body, and described sealing seat has gas storage cavity, and the suction port of described gas storage cavity is corresponding with described gather qi together mouth to be arranged.
2. high stability gas injection rail according to claim 1, is characterized in that: described first flow-disturbing block and described second flow-disturbing block swell gradually towards the horizontal axis of described cylinder body.
3. high stability gas injection rail according to claim 2, is characterized in that: described first flow-disturbing block has the first flow-disturbing flange, and described second flow-disturbing block has the second flow-disturbing flange, and described first flow-disturbing flange and described second flow-disturbing flange are ball shape.
4. the high stability gas injection rail according to any one of claim 1-3, is characterized in that: described flow-disturbing assembly is symmetrical arranged along the vertical axis direction of described cylinder body.
5. high stability gas injection rail according to claim 4, it is characterized in that: one end of described valve seat is connected with the first conversion adapter, described first conversion adapter is connected with air input joint away from one end of described valve seat, the other end of described valve seat is connected with the second conversion adapter, and described second conversion adapter is connected with block head away from one end of described valve seat.
6. high stability gas injection rail according to claim 5, is characterized in that: the lower end surface of described cylinder body is connected with the 3rd conversion adapter, and described 3rd conversion adapter is connected with air outlet adapter away from one end of the lower end surface of described cylinder body.
7. high stability gas injection rail according to claim 6, is characterized in that: be provided with one-way valve in described 3rd conversion adapter.
8. high stability gas injection rail according to claim 7, is characterized in that: the direction of described air input joint away from described cylinder body is followed successively by the first ridge and the second ridge, and the height of described first ridge is greater than the height of described second ridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520026379.3U CN204402695U (en) | 2015-01-14 | 2015-01-14 | A kind of high stability gas injection rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520026379.3U CN204402695U (en) | 2015-01-14 | 2015-01-14 | A kind of high stability gas injection rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204402695U true CN204402695U (en) | 2015-06-17 |
Family
ID=53426563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520026379.3U Expired - Fee Related CN204402695U (en) | 2015-01-14 | 2015-01-14 | A kind of high stability gas injection rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204402695U (en) |
-
2015
- 2015-01-14 CN CN201520026379.3U patent/CN204402695U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20160114 |