CN202789266U - Limit device for automobile oil-rail oil atomizer - Google Patents
Limit device for automobile oil-rail oil atomizer Download PDFInfo
- Publication number
- CN202789266U CN202789266U CN 201220441646 CN201220441646U CN202789266U CN 202789266 U CN202789266 U CN 202789266U CN 201220441646 CN201220441646 CN 201220441646 CN 201220441646 U CN201220441646 U CN 201220441646U CN 202789266 U CN202789266 U CN 202789266U
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- oil
- injector
- limit
- clamp
- seat
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Abstract
The utility model provides a limit device for an automobile oil-rail oil atomizer, and belongs to the technical field of machinery. The limit device solves the technical problems that the oil atomizer in the prior art can deflect and dislocate due to vibration of an engine in the running process and the like. An automobile oil-rail assembly comprises an oil rail body, an oil atomizer body and an oil atomizer seat, wherein the oil atomizer seat is fixed on the oil rail body. The limit device comprises a clip between the oil atomizer seat and the oil atomizer body, wherein the oil atomizer seat can be coaxially connected with the oil atomizer body by the clip; a limit structure I which can fix the clip circumferentially is arranged between the clip and the oil atomizer seat; and a limit structure II which can fix the oil atomizer body circumferentially is arranged between the clip and the oil atomizer body. The limit device for the automobile oil-rail oil atomizer has the advantages of capability of fixing the oil atomizer body circumferentially, high accuracy in the mounting process of the oil atomizer, and the like.
Description
Technical field
The utility model belongs to automobile technical field, relates to a kind of limit stoper of automobile oil rail injector.
Background technique
General automobile electrically-controlled gasoline injection system is comprised of 3 parts: fuel feeding part, air feed part and control section.Wherein the fuel feeding part is comprised of fuel tank, petrol pump, gasoline filter, pressure regulator, oil injector seat and oil sprayer, petrol pump is extracted gasoline through the gasoline filter impurity screening out from fuel tank, make gasoline pressure be higher than the negative pressure of intake manifold through pressure regulator pressurization, deliver to again the oil sprayer of each cylinder through transport pipe.Oil sprayer is very crucial in a gasoline electric injection device parts, and it is equivalent to a switch, the final injection of its control fuel oil, if out of joint, the work of motor will quit work undesired or immediately.And the fixing of oil sprayer determining that directly can oil sprayer work, and finally affects the operation of motor, and therefore, fixedly seeming of oil sprayer is particularly important.
China patent CN2651457Y discloses a kind of compact oil jetter seat, the Placement that relates to a kind of oil sprayer and oil injector seat, this oil injector seat is fixed on the automobile oil rail, the bottom external diameter of oil injector seat is provided with a circle clip positioning boss, and this oil injector seat adopts plastic injection-moulded one-shot forming technique to make.This oil injector seat is connected with oil sprayer by clip is installed, and this installation clip is constituted by upper clip, lower clip.Clip has elasticity, can horizontally rotate.Oil sprayer top is embedded in the through hole of base of automobile injector, the clip opening is installed, lower clip laterally is entrapped in the groove on oil sprayer top, upper clip is stuck in a circle clip positioning boss top of base of automobile injector lower end, base of automobile injector is connected with oil sprayer is fastened as a whole, this oil injector seat is simple in structure, and oil circuit concision and compact, volume are little, and cost of parts is low.
But above-mentioned Placement just defines the axial position of oil injector seat and oil sprayer, clip is installed can be around oil injector seat deflection, owing to there are vibrations during engine running, above-mentioned Placement can not to oil sprayer circumferentially carry out spacing, circumferential deflection occurs in oil sprayer easily, cause the oil spout position to change, thereby engine performance is descended.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for existing technology, and a kind of limit stoper of automobile oil rail injector is provided, and technical problem to be solved in the utility model is to make injector body circumferentially fixing.
The purpose of this utility model can realize by following technical proposal: a kind of limit stoper of automobile oil rail injector, automobile oil rail assembly comprises oily rail body, injector body, oil injector seat, described oil injector seat is fixed on the oily rail body, this limit stoper comprises a clamp that is arranged between oil injector seat and the injector body, described clamp can link to each other oil injector seat and injector body are coaxial, it is characterized in that, be provided with the limit structure one that clamp is circumferentially fixed between described clamp and the oil injector seat, be provided with the limit structure two that injector body is circumferentially fixed between described clamp and the injector body.
There are vibrations during engine running, can make the oil sprayer rotation, clamp in this device can link to each other oil injector seat and injector body are coaxial, and make clamp circumferentially fixing by limit structure one, then make injector body circumferentially fixing by limit structure two, avoid injector body to lose efficacy because deflecting.
In the limit stoper of above-mentioned a kind of automobile oil rail injector, described limit structure one comprises restraining groove one and limit rib one, described restraining groove one is opened on the clamp, described limit rib one is arranged on the oil injector seat and along oil injector seat radially outward projection, described limit rib one can be connected in the restraining groove one.Limit rib one is connected in can be circumferentially fixing with clamp in the restraining groove one, and can guarantee the accuracy of clamp and injector body mounting process.
In the limit stoper of above-mentioned a kind of automobile oil rail injector, as another kind of technological scheme, described limit structure one comprises bolt one and limiting stopper, described limiting stopper is installed on the oil injector seat and offers bolt hole one, offer through hole one on the described clamp, described bolt one can be located in through hole one and the bolt hole one simultaneously.Bolt one is located in simultaneously in through hole one and the bolt hole one clamp is fixed.
In the limit stoper of above-mentioned a kind of automobile oil rail injector, described limit structure two comprises restraining groove two and limit rib two, described restraining groove two is opened on the clamp, described limit rib two is installed on the injector body and along injector body radially outward projection, described limit rib two can be connected in the restraining groove two.Limit rib two is connected in can be circumferentially fixing with injector body in the restraining groove two.
In the limit stoper of above-mentioned a kind of automobile oil rail injector, as another kind of technological scheme, described limit structure two comprises bolt two and fixed plate, described fixed plate is installed on the oil sprayer and along injector body and extends radially outwardly, offer a bolt hole two on the described fixed plate, offer a through hole two on the described clamp, described bolt two can be located in through hole two and the bolt hole two simultaneously.Bolt two is located in and can makes injector body circumferentially fixing in through hole two and the bolt hole two.
In the limit stoper of above-mentioned a kind of automobile oil rail injector, offer horizontal slot on the described clamp, upwards be provided with the flange that can be connected in the described horizontal slot described oil injector seat week.This device flange is connected in the horizontal slot can make the injector body axial restraint, avoids injector body generation axial float.
In the limit stoper of above-mentioned a kind of automobile oil rail injector, described restraining groove one upper end is provided with two chamferings.After chamfering is offered in restraining groove one upper end, restraining groove one can along chamfering fast with limit rib one clamping, improve the efficient of clamp installation.
Compared with prior art, the utlity model has following advantage:
1, limit rib one is connected in the restraining groove one and clamp circumferentially can be fixed in this device, and can guarantee the accuracy of clamp and injector body mounting process.
2, limit rib two is connected in the restraining groove two and injector body circumferentially can be fixed in this device.
3, this device flange is connected in the horizontal slot and can makes the injector body axial restraint, avoids injector body generation axial float.
4, after chamfering is offered in restraining groove one upper end, restraining groove one can along chamfering fast with limit rib one clamping, improve the efficient of clamp installation.
Description of drawings
Fig. 1 is the structural representation of the limit stoper of this automobile oil rail injector among the embodiment one.
Fig. 2 be among the embodiment one this device clamp face structural representation.
Fig. 3 is the cross section structure schematic representation of this device oil injector seat among the embodiment one.
Among the figure, 1, injector body; 2, oil injector seat; 3, clamp; 4, the side one; 5, the side two; 6, the side three; 7, horizontal slot; 8, flange; 9, limit structure one; 9a, restraining groove one; 9b, limit rib one; 9c, chamfering; 10, limit structure two; 10a, restraining groove two; 10b, limit rib two.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
Embodiment one
Such as Fig. 1, Fig. 2, shown in Figure 3, this automobile oil rail assembly comprises oily rail body, injector body 1 and oil injector seat 2, oil injector seat 2 is fixed on the oily rail body, this limit stoper comprises a clamp 3 that is arranged between oil injector seat 2 and the injector body 1, clamp 3 can link to each other and be connected on the oil injector seat 2 oil injector seat 2 and injector body 1 are coaxial, clamp 3 comprises side 1, side 25, side 36, side 1 respectively with side 25, side 36 links to each other and forms one " U " shape opening, the lower end of side 1 is to the opening inner bending, all offer a horizontal slot 7 on side 25 and the side 36, upwards be symmetrically arranged with two flanges 8 that can be connected in the horizontal slot 7 in 2 weeks of oil injector seat.
Be provided with the limit structure 1 that clamp 3 is circumferentially fixed between clamp 3 and the oil injector seat 2, limit structure 1 comprises restraining groove one 9a and limit rib one 9b, restraining groove one 9a is opened on the side 1 and its upper end is provided with two chamfering 9c, limit rib one 9b is arranged on the oil injector seat 2 and is tabular along oil injector seat 2 radially outwards projection, and limit rib one 9b can be connected in restraining groove one 9a.
Be provided with the limit structure 2 10 that injector body 1 is circumferentially fixed between clamp 3 and the injector body 1, limit structure 2 10 comprises restraining groove two 10a and limit rib two 10b, described restraining groove two 10a are opened on the clamp 3, limit rib two 10b are installed on the injector body 1 and along injector body 1 radially outward projection, limit rib two 10b can be connected in restraining groove two 10a.
The working principle of present embodiment is as follows: after clamp 3 is connected to oil injector seat 2, oil injector seat 2 is connected in restraining groove one 9a by limit rib one 9b, make clamp 3 circumferentially fixing, then injector body 1 is connected in restraining groove two 10a by limit rib two 10b, make injector body 1 circumferentially fixing, avoid injector body 1 under the extreme condition such as mounting hole of oil sprayer insufficient lubrication that engine cylinder covers, to deflect.
Embodiment two
Present embodiment and example one are roughly the same, difference is that limit structure 1 comprises bolt one and limiting stopper in the present embodiment, limiting stopper is installed on the oil injector seat 2 and offers bolt hole one, offer through hole one on the clamp 3, bolt one can be located in through hole one and the bolt hole one simultaneously, makes clamp 3 circumferentially fixing.
Embodiment three
Present embodiment and example one are roughly the same, difference is that limit structure 2 10 comprises bolt two and fixed plate in the present embodiment, fixed plate is installed on the injector body 1 and is tabular and extends radially outwardly along injector body 1, offer a bolt hole two on the fixed plate, offer a through hole two on the clamp 3, bolt two can be located in through hole two and the bolt hole two simultaneously, makes injector body 1 circumferentially fixing.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (7)
1. the limit stoper of automobile oil rail injector, automobile oil rail assembly comprises oily rail body, injector body (1), oil injector seat (2), described oil injector seat (2) is fixed on the oily rail body, this limit stoper comprises a clamp (3) that is arranged between oil injector seat (2) and the injector body (1), described clamp (3) can be with oil injector seat (2) and coaxial linking to each other of injector body (1), it is characterized in that, be provided with the limit structure one (9) that clamp (3) is circumferentially fixed between described clamp (3) and the oil injector seat (2), be provided with the limit structure two (10) that injector body (1) is circumferentially fixed between described clamp (3) and the injector body (1).
2. the limit stoper of a kind of automobile oil rail injector according to claim 1, it is characterized in that, described limit structure one (9) comprises restraining groove one (9a) and limit rib one (9b), described restraining groove one (9a) is opened on the clamp (3), it is upper and protruding along oil injector seat (2) radially outward that described limit rib one (9b) is arranged on oil injector seat (2), and described limit rib one (9b) can be connected in the restraining groove one (9a).
3. the limit stoper of a kind of automobile oil rail injector according to claim 1, it is characterized in that, described limit structure one (9) comprises bolt one and limiting stopper, described limiting stopper is installed in oil injector seat (2) upward and offers bolt hole one, described clamp offers through hole one on (3), and described bolt one can be located in through hole one and the bolt hole one simultaneously.
4. according to claim 1 and 2 or the limit stoper of 3 described a kind of automobiles oil rail injectors, it is characterized in that, described limit structure two (10) comprises restraining groove two (10a) and limit rib two (10b), described restraining groove two (10a) is opened on the clamp (3), it is upper and protruding along injector body (1) radially outward that described limit rib two (10b) is installed in injector body (1), and described limit rib two (10b) can be connected in the restraining groove two (10a).
5. according to claim 1 and 2 or the limit stoper of 3 described a kind of automobiles oil rail injectors, it is characterized in that, described limit structure two (10) comprises bolt two and fixed plate, described fixed plate is installed on the oil sprayer and along injector body (1) and extends radially outwardly, offer a bolt hole two on the described fixed plate, offer a through hole two on the described clamp (3), described bolt two can be located in through hole two and the bolt hole two simultaneously.
6. according to claim 1 and 2 or the limit stoper of 3 described a kind of automobiles oil rail injectors, it is characterized in that, offer horizontal slot (7) on the described clamp (3), upwards be provided with the flange (8) that can be connected in the described horizontal slot (7) described oil injector seat (2) week.
7. the limit stoper of a kind of automobile oil rail injector according to claim 2 is characterized in that, described restraining groove one (9a) upper end is provided with two chamferings (9c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220441646 CN202789266U (en) | 2012-08-31 | 2012-08-31 | Limit device for automobile oil-rail oil atomizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220441646 CN202789266U (en) | 2012-08-31 | 2012-08-31 | Limit device for automobile oil-rail oil atomizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202789266U true CN202789266U (en) | 2013-03-13 |
Family
ID=47816541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220441646 Expired - Fee Related CN202789266U (en) | 2012-08-31 | 2012-08-31 | Limit device for automobile oil-rail oil atomizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202789266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107503871A (en) * | 2017-09-29 | 2017-12-22 | 利辛县雨若信息科技有限公司 | There is the oily rail injector of stopping means on a kind of automobile |
-
2012
- 2012-08-31 CN CN 201220441646 patent/CN202789266U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107503871A (en) * | 2017-09-29 | 2017-12-22 | 利辛县雨若信息科技有限公司 | There is the oily rail injector of stopping means on a kind of automobile |
| CN107503871B (en) * | 2017-09-29 | 2020-03-20 | 利辛县雨若信息科技有限公司 | Oil rail oil sprayer with limiting device on automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20130831 |