CN202266349U - Novel gas injecting rail - Google Patents
Novel gas injecting rail Download PDFInfo
- Publication number
- CN202266349U CN202266349U CN2011204089711U CN201120408971U CN202266349U CN 202266349 U CN202266349 U CN 202266349U CN 2011204089711 U CN2011204089711 U CN 2011204089711U CN 201120408971 U CN201120408971 U CN 201120408971U CN 202266349 U CN202266349 U CN 202266349U
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- China
- Prior art keywords
- iron core
- valve
- seat
- novel gas
- valve seat
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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.)
- Expired - Fee Related
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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 novel gas injecting rail, which comprises a valve seat and a coil module, wherein two ends of the valve seat are respectively provided with a choke plug and an air inlet connector, wherein the valve seat is provided with a plurality of cylinder bodies; the coil module is arranged at one side of the valve seat, and a valve cavity which extends towards the cylinder bodies is arranged inside the valve seat; a sealing seat is arranged inside each cylinder body, and the sealing seat comprises an end part A, an end part B, a through hole passing through the end part A and the end part B and an air outlet hole which is arranged on the side wall of the end part A, the end part B is connected with the air outlet connector through threads, the end part A is connected with the valve cavity through threads, a movable iron core is installed inside the valve cavity, a spring is arranged inside a movable iron core central hole, a circular sealing rubber block is arranged on the contact position between the movable iron core and the sealing seat through hole, the valve cavity is connected with a fixed iron core through inner threads inside the valve cavity, a coil is sleeved outside the valve cavity, the coil is clamped inside a U-shaped groove, and the part of the fixed iron core which is stretched out of the U-shaped groove is provided with a plum clip in a clamping way. The novel gas injecting rail has beneficial effects that: the stability is high, the sealing property is good, the starting time of the injecting rail is short, and the injecting rail is free to disassemble.
Description
Technical field
The utility model relates to a kind of novel gas spray rail.
Background technique
There is following defective in traditional combustion gas spray rail: the first, combustion gas spray rail is higher for the stability and the coherence request of spray rail flow, and there is the defective that stability is not enough, can't keep consistency usually in the design of traditional combustion gas spray rail; The second, not fully up to expectations for the encapsulation process of the leak location of key, such as interior leakage sealing problem; Three, it is long that the spray rail opens and closes the time; Reaction velocity is slow, and the opening time needs under the situation of injection frequency quickening for high load or acceleration greatly about 4.2ms usually; Because delay of response; Will make the spray rail be in opening state all the time, thereby lose the possibility that air fuel ratio is accurately controlled, the fuel that also can increase in the vehicle operating expends cost; The 4th, the design of spray rail integral type is unfavorable for Breakdown Maintenance.
Publication number is that the utility model patent of CN 201826976U discloses a kind of high frequency compressed natural gas, liquefied petroleum gas injection device, and it comprises valve body, skeleton, static iron core and valve port, and valve body one end is equipped with plug; The other end is equipped with air input joint, and a plurality of cylinder bodies are arranged on the valve body, in each cylinder body skeleton is housed; Guide sleeve is housed in the skeleton, moving iron core is housed in the guide sleeve, static iron core is arranged at moving iron core top; Between moving iron core and the static iron core spring is arranged; Coil is equipped with in the static iron core outside in skeleton, the valve port that is communicated with the guide sleeve inner chamber is equipped with in the skeleton bottom, and nozzle is arranged on the valve port.This patent for solution open, the shut-in time is long, corresponding speed slow, the flow conformity is poor, sparger often leaves when the vehicle high load; Can't problem such as accurately control to the gaseous fuel quantity that gets into motor; But it can't freely dismantle each component, in maintenance, still has defective.
The model utility content
The utility model is intended to address the above problem, and provides a kind of stability height, good seal performance, spray rail opening time novel gas short, that can freely dismantle to spray rail.
To achieve these goals, the utility model adopts following technological scheme:
A kind of novel gas spray rail, control sprays into the flow of motor fuel, and this combustion gas spray rail comprises:
Valve seat, its two ends are equiped with plug or sensor connector, air input joint respectively, and this valve seat is provided with a plurality of cylinder bodies, and the opening that valve seat is provided with valve port and is located at the relative side of valve port, opening and valve port are respectively equipped with annular recess one, annular recess two;
Coil block is located at valve seat one side, in establish the valve pocket that extends towards cylinder body, moving iron core is installed wherein with static iron core;
Be provided with sealing seat in each cylinder body, it comprises: one contains the end A of part internal thread, and its outside is provided with the ring-shaped step that is connected cooperation with annular recess one; One contains the end B of internal thread, and its outside is provided with two annular screens protuberances; The through hole and one of consistent A of go side portion and end B is located at the air outlet hole of end A sidewall, and wherein, said end B is through the air outlet adapter that is threaded; Said end A is through the valve pocket that is threaded; Said valve pocket is equiped with moving iron core, and the mesopore of said moving iron core is provided with spring, and said moving iron core and sealing seat through hole contacting point are provided with the circular seal blob of viscose; Said valve pocket connects static iron core through being located at inner internal thread; Said valve pocket outer cover is provided with coil, and said coil is arranged in the U type groove, and said static iron core protrusion U type slot part is arranged with the plum blossom folder.
Preferably, internal thread is set at said air outlet adapter valve port end far away, and the benefit core of setting and internal thread coupling.
Said air input joint, plug and valve seat threaded connection place are equipped with main body O type circle.
Said air outlet adapter and valve seat valve port joint are provided with air outlet adapter O type circle.
Be provided with the sealing seat O type circle one that fits tightly with the valve port madial wall between the two liang of annular screens protuberances in said sealing seat end, end one be provided with sealing seat O type circle two.
Said valve pocket and contact position, valve seat upper-end surface are provided with valve pocket O type circle.
Said moving iron core circular seal blob of viscose one end far away is provided with moving iron core O type circle.
Said static iron core screw tip and valve pocket contacting point are provided with two static iron core O type circles.
Said cylinder body quantity is four.
The beneficial effect of the utility model is:
1, passes through the air outlet hole on the sealing seat is used as measuring hole, thereby solve the consistent and stable problem of spraying the rail flow;
2, the leak location for key all adopts O type circle to seal, and makes that spray rail overall tightness is good;
3, all through being threaded, when the spray rail partly damaged, only dismounting and change got final product main parts size.
Description of drawings
Fig. 1 faces structural representation for the utility model.
Fig. 2 is the utility model left side TV structure schematic representation.
Fig. 3 is the right TV structure schematic representation of the utility model.
Fig. 4 is the utility model backsight structural representation.
Fig. 5 looks up structural representation for the utility model.
Fig. 6 is the utility model side-looking structural representation.
Fig. 7 is an A-A sectional view among Fig. 1.
Fig. 8 is the utility model erection drawing.
Fig. 9 is the sealing seat structural representation.
Figure 10 a is the valve pocket structural representation.
Figure 10 b is the valve pocket sectional view.
Figure 11 is a U type groove structure schematic representation.
Figure 12 a is the sensor connector structural representation.
Figure 12 b is the sensor connector sectional view.
Figure 13 is a plum blossom clamping structure schematic representation.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further to set forth:
Understand easily, according to the technological scheme of the utility model, do not changing under the model utility connotation, but one of ordinary skill in the art can propose the multiple mode of structure and the mode of execution of mutual alternative.Therefore, following embodiment and accompanying drawing only are the exemplary illustrations to the technological scheme of the utility model, and should not be regarded as the whole of the utility model or be regarded as qualification or the restriction to the utility model technological scheme.
Need to prove, the word that uses in describing below " on " with orientation such as D score refer in the accompanying drawing upper and lower to, word " interior " and " outward " refer to respectively towards or specific features geometrical center direction away from drawing or in scheming.
Referring to Fig. 1～9, a kind of novel gas spray rail, control sprays into the flow of motor fuel; This combustion gas spray rail comprises: valve seat 11, its two ends are equiped with plug 14, air input joint 10 respectively, and the two all is connected with valve seat through screw thread; This valve seat is provided with a plurality of cylinder bodies; This valve seat is provided with four cylinder bodies, and the opening that valve seat is provided with valve port and is located at the relative side of valve port, opening and valve port are respectively equipped with annular recess one, annular recess two; Coil block 6 is located at valve seat one side, in establish the valve pocket 7 that extends towards cylinder body, moving iron core 4 and static iron core 1 installing are wherein; Be provided with sealing seat 8 in each cylinder body, it comprises: one contains the end A81 of part internal thread, and its outside is provided with the ring-shaped step 810 that is connected cooperation with annular recess one; One contains the end B82 of internal thread, and its outside is provided with two annular screens protuberances 820; The through hole 83 and one of consistent A of go side portion and end B is located at the air outlet hole 84 of end A sidewall, and wherein said end B is through the air outlet adapter 12 that is threaded, and said end A is through the valve pocket 7 that is threaded; Said valve pocket is equiped with moving iron core 4; The mesopore of said moving iron core is provided with spring 3, and it is constantly motion repeatedly in this mesopore, makes whole process keep same center; Solved the internal leakage sealing problem fully; Said moving iron core and sealing seat through hole contacting point are provided with circular seal blob of viscose 19, and said valve pocket connects static iron core 1 through being located at inner internal thread, and said valve pocket outer cover is provided with coil 6; Said coil is arranged in the U type groove 5, and said static iron core protrusion U type slot part is arranged with plum blossom folder 2.
Certainly, when introducing temperature transducer or pressure transducer, must it be replaced by sensor connector at an end of installing plug 14; Its structure such as Figure 12 a, 12b, sensor connector 15 is provided with the externally threaded head 151 of being with the valve seat coupling, and head end is provided with flange; Its inside is provided with the entire body hole, is provided with the internal thread 152 that connects sensor in the hole, when the installing sensor connector; Must be equipped with main body O type circle equally in the nearly flange of head place, to ensure tightness.
Pressed from both sides 2 o'clock snapping in plum blossom, its structure is shown in figure 13, and plum blossom folder endoporus array has radial opening, six perforates shown in the figure, and the plum blossom folder can produce certain deformation when being intended to convenient card and going into static iron core, and the external diameter of plum blossom folder internal diameter 2R and static iron core 1 is consistent.
Referring to Fig. 7, said air outlet adapter valve port end far away is provided with internal thread, and is provided with the benefit core 22 supporting with said internal thread; Said air input joint, plug and valve seat threaded connection place are equipped with main body O type circle 9; Said air outlet adapter and valve seat valve port joint are provided with air outlet adapter O type circle 13; Be provided with the sealing seat O type circle 1 that fits tightly with the valve port madial wall between the two liang of annular screens protuberances in said sealing seat end, end one be provided with sealing seat O type circle 2 17; Said valve pocket and contact position, valve seat upper-end surface are provided with valve pocket O type circle 18; Said moving iron core circular seal blob of viscose one end far away is provided with moving iron core O type circle 20; Said static iron core screw tip and valve pocket contacting point are provided with two static iron core O type circles 21.
Referring to Figure 10 a, 10b, column valve pocket 7 comprise an outer head end 71, and its cylindrical inner wall is provided with twists the internal thread 72 that closes static iron core 1, and the screw tip of silk 71 is provided with annular relief 73 outside.
Referring to Figure 11, be symmetrically arranged with two holes 50 perpendicular to the two ends of U type groove 5 bottoms, be convenient to wear valve pocket.
Referring to Fig. 8, the utility model assembly process is following: at first, embed circular seal blob of viscose and moving iron core O type circle respectively at moving iron core two ends, and put into spring at the mesopore place of moving iron core; Then, couple together sealing seat and valve pocket, will move the end that iron core is provided with the circular seal blob of viscose again and insert in the valve pocket, during work, the circular seal blob of viscose plays to be opened and the effect of sealing; Moreover, being screwed into static iron core in the valve pocket, closeding valve cavity simultaneously, is stuck in coil in the U type groove, is enclosed within the valve pocket outside more together, plum blossom folder on the place card of static iron core protrusion U type groove; At last; In the whole inserted valve seat with above-mentioned assembling; At the valve port air outlet adapter that goes out to screw on, twist upper bushing in the air outlet adapter end respectively, screwing at the valve seat two ends is with the air input joint and the plug of main body O type circle; If be equipped with temperature transducer or pressure transducer, then the plug end be replaced by sensor connector and get final product.
When the utility model uses, be linked in the gas injection system of order, the fuel gas after filter filters feeds in the air input joint; Coil is connected with electronic control unit ECU through wire harness, and four air outlet adapters are guided to each cylinder firing chamber of motor by flexible pipe respectively, when coil does not have energized; Moving iron core is in position bottom under the pressure of spring, be about to the seal valve piece and be pressed in through hole 83 places, and valve pocket is sealed; Prevent gas leakage under the state that does not have energising, behind the coil switch power, the electromagnetic force of generation forces moving iron core to move up along valve pocket; The valve pocket outlet is opened; The interior gap of gas between moving iron core and valve pocket outlet of valve seat flows into air outlet adapter, and then sprays into each firing chamber of motor by flexible pipe, owing to be provided with the sensor connector that connects temperature transducer or pressure transducer at valve seat one end; Combustion gas ECU receives the running parameter of spray rail in real time, revises the current"on"time of coil in real time.
The special rubber compounding that the circular seal blob of viscose adopts has good corrosion resistance, and wearing coefficient is high, and resilience is good, and preferred ambient temperature is worked between-40 ℃-125 ℃.
The utility model is through being designed to split-type structural with integral structure, and main component are all through being threaded, and are when changing each component, simple and convenient.
The above is merely the preferred implementation of the utility model, and the protection domain of the utility model is not limited in above-mentioned mode of execution, and every technological scheme that belongs to the utility model principle all belongs to the protection domain of the utility model.For a person skilled in the art, some improvement of under the prerequisite of the principle that does not break away from the utility model, carrying out, these improve the protection domain that also should be regarded as the utility model.
Claims (9)
1. a novel gas spray rail is controlled the flow that sprays into motor fuel, and this combustion gas spray rail comprises:
Valve seat, its two ends are equiped with plug or sensor connector, air input joint respectively, and this valve seat is provided with a plurality of cylinder bodies, and the opening that valve seat is provided with valve port and is located at the relative side of valve port, opening and valve port are respectively equipped with annular recess one, annular recess two;
Coil block is located at valve seat one side, in establish the valve pocket that extends towards cylinder body, moving iron core is installed wherein with static iron core;
It is characterized in that be provided with sealing seat in each cylinder body, it comprises: one contains the end A of part internal thread, and its outside is provided with the ring-shaped step that is connected cooperation with annular recess one; One contains the end B of internal thread, and its outside is provided with two annular screens protuberances; The through hole and one of consistent A of go side portion and end B is located at the air outlet hole of end A sidewall, wherein,
Said end B is through the air outlet adapter that is threaded, and said end A is through the valve pocket that is threaded, and said valve pocket is equiped with moving iron core; The mesopore of said moving iron core is provided with spring; Said moving iron core and sealing seat through hole contacting point are provided with the circular seal blob of viscose, and said valve pocket connects static iron core through being located at inner internal thread, and said valve pocket outer cover is provided with coil; Said coil is arranged in the U type groove, and said static iron core protrusion U type slot part is arranged with the plum blossom folder.
2. novel gas spray rail as claimed in claim 1, it is characterized in that: said air outlet adapter valve port end far away is provided with internal thread, and is provided with the benefit core supporting with said internal thread.
3. novel gas spray rail as claimed in claim 1, it is characterized in that: said air input joint, plug and valve seat threaded connection place are equipped with main body O type circle.
4. novel gas spray rail as claimed in claim 1, it is characterized in that: said air outlet adapter and valve seat valve port joint are provided with air outlet adapter O type circle.
5. novel gas as claimed in claim 1 spray rail is characterized in that: be provided with the sealing seat O type circle one that fits tightly with the valve port madial wall between the two liang of annular screens protuberances in said sealing seat end, end one be provided with sealing seat O type circle two.
6. novel gas spray rail as claimed in claim 1, it is characterized in that: said valve pocket and contact position, valve seat upper-end surface are provided with valve pocket O type circle.
7. novel gas spray rail as claimed in claim 1, it is characterized in that: said moving iron core circular seal blob of viscose one end far away is provided with moving iron core O type circle.
8. novel gas spray rail as claimed in claim 1, it is characterized in that: said static iron core screw tip and valve pocket contacting point are provided with two static iron core O type circles.
9. novel gas spray rail as claimed in claim 1, it is characterized in that: said cylinder body quantity is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204089711U CN202266349U (en) | 2011-10-24 | 2011-10-24 | Novel gas injecting rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204089711U CN202266349U (en) | 2011-10-24 | 2011-10-24 | Novel gas injecting rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202266349U true CN202266349U (en) | 2012-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204089711U Expired - Fee Related CN202266349U (en) | 2011-10-24 | 2011-10-24 | Novel gas injecting rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202266349U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734505A (en) * | 2012-06-23 | 2012-10-17 | 上海超诚电子科技有限公司 | Multi-arm control valve and fuel supply control valve for vehicle |
| CN104595062A (en) * | 2015-01-23 | 2015-05-06 | 四川森洁燃气设备有限公司 | Automobile gas inlet device |
| CN104595548A (en) * | 2015-01-23 | 2015-05-06 | 四川森洁燃气设备有限公司 | Air supply device |
| CN104747322A (en) * | 2015-01-23 | 2015-07-01 | 四川森洁燃气设备有限公司 | Spray rail for multi-cylinder vehicle |
| CN106979357A (en) * | 2017-03-22 | 2017-07-25 | 奉化胜雄机电科技有限公司 | A kind of magnetic valve |
| CN110284997A (en) * | 2019-06-26 | 2019-09-27 | 哈尔滨工程大学 | A kind of natural gas engine gas injection apparatus of width flow |
-
2011
- 2011-10-24 CN CN2011204089711U patent/CN202266349U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734505A (en) * | 2012-06-23 | 2012-10-17 | 上海超诚电子科技有限公司 | Multi-arm control valve and fuel supply control valve for vehicle |
| CN104595062A (en) * | 2015-01-23 | 2015-05-06 | 四川森洁燃气设备有限公司 | Automobile gas inlet device |
| CN104595548A (en) * | 2015-01-23 | 2015-05-06 | 四川森洁燃气设备有限公司 | Air supply device |
| CN104747322A (en) * | 2015-01-23 | 2015-07-01 | 四川森洁燃气设备有限公司 | Spray rail for multi-cylinder vehicle |
| CN106979357A (en) * | 2017-03-22 | 2017-07-25 | 奉化胜雄机电科技有限公司 | A kind of magnetic valve |
| CN110284997A (en) * | 2019-06-26 | 2019-09-27 | 哈尔滨工程大学 | A kind of natural gas engine gas injection apparatus of width flow |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 201699, room 2, building ninth, building 62, 231 middle Zhongshan Road, Shanghai, Songjiang District Patentee after: Shanghai Exon-gas Equipment Co., Ltd. Address before: 201100 Shanghai city Minhang District Mei Fu Road No. 38 building 4 floor 2 Patentee before: Shanghai Exon-gas Equipment Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI EXON POWER SYSTEM CO., LTD. Free format text: FORMER OWNER: SHANGHAI YIXIANG GAS EQUIPMENT CO., LTD. Effective date: 20140123 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201699 SONGJIANG, SHANGHAI TO: 201500 JINSHAN, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140123 Address after: Jinshan District Fengjing town Shanghai city 201500 Ring East Road 65 Lane 3, room 2231 Patentee after: SHANGHAI E-XON POWER SYSTEM CO., LTD. Address before: 201699, room 2, building ninth, building 62, 231 middle Zhongshan Road, Shanghai, Songjiang District Patentee before: Shanghai Exon-gas Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120606 Termination date: 20151024 |
|
| EXPY | Termination of patent right or utility model |