CN208220935U - A kind of automobile engine intake tube road supercharging device that high low speed is applicable - Google Patents
A kind of automobile engine intake tube road supercharging device that high low speed is applicable Download PDFInfo
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- CN208220935U CN208220935U CN201820544138.1U CN201820544138U CN208220935U CN 208220935 U CN208220935 U CN 208220935U CN 201820544138 U CN201820544138 U CN 201820544138U CN 208220935 U CN208220935 U CN 208220935U
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- ventilating duct
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- flow tube
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- 230000006698 induction Effects 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 241000736199 Paeonia Species 0.000 description 1
- 235000006484 Paeonia officinalis Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003752 improving hair Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
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Abstract
The utility model discloses the automobile engine intake tube road supercharging devices that a kind of high low speed is applicable in, including air collector and air induction conduit, one end of air induction conduit is connect with air collector, the air inlet connection of the other end and automobile engine, and the airintake direction of air collector is consistent with the direction of advance of automobile；Air collector includes ventilating duct and cylinder, and ventilating duct is sleeved in cylinder, wherein ventilating duct includes that air supplying ring, wind deflector and ventilating duct shell, air supplying ring are set on wind deflector；Cylinder includes cylinder shell, inner flow tube and cylinder board, and inner flow tube extend into ventilating duct interior of shell；Internal after ventilating duct and cylinder installation to form interlaced space, ventilating duct shell, cylinder shell and inner flow tube form the structure being mutually arranged；Outside air flows into the space between cylinder shell inner wall and ventilating duct outer shell outer wall through air supplying ring, re-directs the space between ventilating duct outer casing inner wall and inner flow tube outer wall, to form gas boosting, pressurized gas is exported eventually by inner flow tube.
Description
Technical field
The utility model relates to automobile engine intake tube road supercharging device more particularly to a kind of vapour that high low speed is applicable
Car engine admission line supercharging device.
Background technique
Urban road is crowded at present, hears that car owner complains often, and follow the bus is very tired, when traffic congestion, does not catch up with always
The rhythm of front truck, it is easy to be jumped a queue；It is followed up if stepped on the gas resolutely, speed is just come up suddenly to touch on the brake again, very bad control
System, it is also very dangerous in addition to excessive fuel consumption is not said.
In order to reduce automobile fuel consumption, automobile factory can make certain allow when engine and vehicle are demarcated in power output
Step.Meanwhile for single automobile engine, in time of engine low speed, more elongated air inlet pipe is conducive to improve hair
The volumetric efficiency of motivation, to improve the torque and power when low speed；In high engine speeds operating, the admission line compared with tubbiness has
Conducive to the volumetric efficiency for improving engine, to improve output power when high speed.Balanced to realize, the former usual matched design of vehicle is thick
Carefully, length admission line appropriate.Again because of the factor of automobile power itself design, when auto idle speed is started to walk and is run at a low speed,
Frequent occurrence engine and gearbox output torque not enough or output not in time the case where.In addition, the vehicle of service life too long
, because engine charge pipeline aging causes intake efficiency to be lower and engine carbon-deposits the cylinder, machine excessive wear aging
Etc. factors, cause engine low speed power export be affected.
Utility model content
In view of the problems of the existing technology, the purpose of this utility model is to provide a kind of automobiles that high low speed is applicable
Engine charge pipeline supercharging device.
To achieve the goals above, a kind of applicable automobile engine intake tube road of high low speed of the utility model is pressurized dress
It sets, including air collector and air induction conduit, one end of air induction conduit is connect with air collector, the air inlet of the other end and automobile engine
Connection, and the airintake direction of air collector is consistent with the direction of advance of automobile；Air collector includes ventilating duct and cylinder, ventilating duct suit
In cylinder, wherein ventilating duct includes that air supplying ring, wind deflector and ventilating duct shell, air supplying ring are set on wind deflector；Cylinder packet
Cylinder shell, inner flow tube and cylinder board are included, inner flow tube extend into ventilating duct interior of shell；Internal shape after ventilating duct and cylinder installation
At interlaced space, ventilating duct shell, cylinder shell and inner flow tube form the structure being mutually arranged；Outside air is through entering the wind
Circulation enters the space between cylinder shell inner wall and ventilating duct outer shell outer wall, re-directs ventilating duct outer casing inner wall and inner flow tube outer wall
Between space, to form gas boosting, pressurized gas is exported eventually by inner flow tube.
Further, the air collector further includes stock cap, and stock cap includes into aerofoil, air port cover housing and connector, wind
One end of lid shell is connect with aerofoil is entered, and the other end is connect with connector, enters and several through-holes are arranged on aerofoil, air port cover housing
It is hollow and perforation structure with connector.
Further, it is described enter aerofoil air inlet end face be inclined-plane, the angle of the end face and the air collector center line is α
Angle, and 20 °≤α≤70 °.
Further, the air supplying ring is connect with the connector, and the wind deflector lid is located on the ventilating duct shell, into
Several through-holes are provided on vane, wind deflector is solid slab, and is adapted with the size of ventilating duct shell, during ventilating duct shell is
Empty and perforation structure.
Further, the air supplying ring is connected on the connector.
Further, the cylinder further includes connection ring and outer flow tube, and the cylinder shell is hollow and perforation structure, cylinder
Body case one end is provided with connection ring, and the other end is covered completely by the cylinder board and set, and cylinder board center offers a through-hole, through-hole
Both sides be respectively arranged with the inner flow tube and outer flow tube, inner flow tube is located inside cylinder shell, and outer flow tube is located at cylinder shell
Outside, inner flow tube are connect with outer flow tube, and outer flow tube is connect with the air induction conduit, are connect by connection ring with the connector,
It realizes that cylinder is connect with stock cap, and ventilating duct is set in cylinder shell, and inner flow tube extend into ventilating duct interior of shell.
Further, the connector is linked together with the connection ring by clamping or the connection type being spirally connected.
Further, the ventilating duct and the cylinder are internal after installing forms interlaced space, and ventilating duct shell is stretched
Enter the inside to cylinder shell, and the inner flow tube of cylinder extend into the inside of ventilating duct shell, the i.e. outer diameter of ventilating duct shell
Less than the internal diameter of cylinder shell, and the outer diameter of inner flow tube is less than the internal diameter of ventilating duct shell.
Further, several sealing collars are provided with outside the air induction conduit.
Further, the air port cover housing is identical as the outer diameter of the cylinder shell；The shape of the air collector is cylinder
Shape, outer diameter 45-70mm, air collector entire length are 100-180mm；Air induction conduit internal diameter is 14-18mm, outer diameter 20-
24mm, length 70-120cm.
The utility model is the supercharging device of engine charge pipeline, and structure is simple, install convenient, is not only had excellent
Rain-proof inlet function, and be suitable for the high low speed full working scope of automobile and use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the decomposition texture schematic diagram of the utility model；
Fig. 3 is the angle schematic diagram of inlet air plate end face and air collector center line；
Fig. 4 is diagrammatic cross-section of the air collector along center wire cutting；
Fig. 5 is the partial enlarged view of the part B of Fig. 4；
Fig. 6 is flow schematic diagram of the air-flow inside air collector；
Fig. 7 is flow schematic diagram of the rainwater inside air collector；
Fig. 8 is the first conventional scheme of installation of the utility model；
Fig. 9 is second of conventional scheme of installation of the utility model；
Figure 10 is the third conventional scheme of installation of the utility model.
Specific embodiment
Hereinafter, the utility model will be described more fully with reference to the accompanying drawings, shown in the drawings of showing for the utility model
Example property embodiment.However, the utility model can be presented as a variety of different forms, it is not construed as being confined to describe here
Exemplary embodiment.But these embodiments are provided so that this disclosure will be thorough and complete, and by the utility model
Range is fully communicated to those skilled in the art.
Can be used herein for ease of explanation, " upper ", " under " spatially relative terms such as " left side " " right side ", for saying
Relationship of the elements or features relative to another elements or features shown in bright figure.It should be understood that in addition in figure
Except the orientation shown, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure
Device is squeezed, be stated as being located at other elements or feature " under " element will be located into other elements or feature " upper ".Cause
This, exemplary term " under " it may include both upper and lower orientation.Device, which can be positioned in other ways, (to be rotated by 90 ° or is located at
Other orientation), it can be interpreted accordingly used herein of the opposite explanation in space.
As shown in Figures 1 to 7, the applicable automobile engine intake tube road supercharging device of a kind of high low speed of the utility model,
Including air collector 1 and air induction conduit 2, one end of air induction conduit 2 is connect with air collector 1, the other end and automobile engine air filter
The air inlet connection of clear device, in the present embodiment, air induction conduit 2 is inserted into automobile engine air-filtering by way of grafting
In device air inlet, insertion depth is that (insertion depth is not limited to the range to 10-20cm, can be adjusted according to the actual situation
It is whole), air is entered in automobile engine by air collector 1 through air induction conduit 2.In addition, the shape of air collector 1 is designed as cylinder
Shape, to carry out rotation adjustment to it after band bundlees, so that it enters aerofoil towards suitable orientation, to obtain properly
Air inlet, supercharging amount.
Air collector 1 includes stock cap 11, ventilating duct 12 and cylinder 13, and stock cap 11 includes into aerofoil 111, air port cover housing
112 and connector 113, one end of air port cover housing 112 connect with aerofoil 111 is entered, the other end is connect with connector 113, inlet air
Several through-holes are set on plate 111, and so as to outside air entrance, and air port cover housing 112 and connector 113 are hollow and penetrate through
Structure, so that air-flow is successfully flowed to ventilating duct 12；Ventilating duct 12 includes air supplying ring 121, wind deflector 122 and ventilating duct shell
123, air supplying ring 121 is set on wind deflector 122, and is connect with connector 113, and the lid of wind deflector 122 is located at ventilating duct shell
On 123, it is provided with several through-holes on air supplying ring 121, so that the air-flow for flowing to ventilating duct 12 from stock cap is passed through, wind deflector
122 be solid slab, and is adapted with the size of ventilating duct shell, to stop directly to flow from the air-flow that stock cap flows to ventilating duct 12
To ventilating duct shell 123, ventilating duct shell 123 is hollow and perforation structure；Cylinder 13 includes connection ring 131, cylinder
Shell 132, inner flow tube 133, cylinder board 134 and outer flow tube 135, cylinder shell 132 are hollow and perforation structure, cylinder shell
132 one end are provided with connection ring 131, and the other end is set by the lid completely of cylinder board 134, and 134 center of cylinder board offers a through-hole, leads to
The both sides in hole are respectively arranged with inner flow tube 133 and outer flow tube 135, and inner flow tube 133 is located inside cylinder shell 132, outer flow tube 135
Outside cylinder shell 132, inner flow tube 133 is connect with outer flow tube 135, and outer flow tube 135 is connect with air induction conduit 2, passes through company
It connects ring 131 to connect with connector 113, realizes that cylinder 13 is connect with stock cap 11, and ventilating duct 12 is set in cylinder shell 132
It is interior, and inner flow tube 133 is extend into inside ventilating duct shell 123.
From the foregoing, it will be observed that ventilating duct 12 and cylinder 13 are internal after installing to form interlaced space, ventilating duct shell 123 is stretched
Enter to the inside of cylinder shell 132, and the inner flow tube 133 of cylinder 13 extend into the inside of ventilating duct shell 123, i.e. ventilating duct
The outer diameter of shell 123 is less than the internal diameter of cylinder shell 132, and the outer diameter of inner flow tube 133 is less than the internal diameter of ventilating duct shell 123,
To realize that the structure that three is mutually arranged can effectively prevent rainwater to enter air inlet while this structure realizes unobstructed air inlet
In conduit 2, and then flow to automobile engine.
In the present embodiment, air supplying ring 121 is connected on connector 113, and connector 113 and connection ring 131 pass through clamping
Or the modes such as be spirally connected link together, in practical applications, the connection type of three is not limited to be clamped or be spirally connected, can root
Suitable connection type is selected according to actual conditions.In addition, the outer diameter of air port cover housing 112, cylinder shell 132 is identical, so that collection
Gas tank 1 is beautiful and easy to process.
The air inlet end face for entering aerofoil 111 is inclined-plane, and the angle of the end face and air collector center line is the angle α, and 20 °≤α≤
70 °, the center line of the air inlet end face and air collector 1 that enter aerofoil 111 at an angle, so that air collector 1 is in horizontal cross, vertical
Good plenum effect can be obtained under the installation conditions such as longitudinal or oblique.
The outer diameter of air collector 1 is 45-70mm, and air collector entire length is 100-180mm；Air induction conduit internal diameter is 14-
18mm, outer diameter 20-24mm, length 70-120cm.
A kind of applicable automobile engine intake tube road supercharging device of high low speed of the utility model, outside air is by entering aerofoil
111 enter in the inner space A1 of stock cap 11, and fraction is blocked by 122 outer wall of wind deflector and flows to periphery, fraction warp
Air supplying ring 121 flows into the space A2 between 132 inner wall of cylinder shell and 123 outer wall of ventilating duct shell, then the gas in the space A2
Stream flows into the space A3 between 123 inner wall of ventilating duct shell and 133 outer wall of inner flow tube, then is flow in inner flow tube 133 by space A3
Wall space A4 is eventually flowed in automobile engine through outer flow tube 135, air induction conduit 2, air cleaner of vehicle engine.It is extraneous
After rainwater is by entering the entrance of aerofoil 111 space A1, part rainwater falls to 112 inner wall of air port cover housing after entering due to gravity
Lower part, part rainwater are stopped by 122 outer wall of wind deflector downstream to the lower part of 112 inner wall of air port cover housing, small part rainwater pass through into
Vane 121 is flow in the A2 of space, and rainwater finally falls the inner wall lower in cylinder shell 132, cylinder shell 132 due to gravity
The rainwater that interior lower part is collected is flowed back in air port cover housing 112 by the through-hole of 121 lower part of air supplying ring, under in air port cover housing 112
The rainwater in portion is flowed out from the through-hole for entering 111 lower part of aerofoil together.Because rainwater is difficult to enter into space A3, it is more difficult to enter space
In A4, therefore rainwater is extremely difficult into inner flow tube 133, outer flow tube 135, air induction conduit 2, and then influences the work of automobile engine.
Therefore, while the structure of the utility model can be realized unobstructed air inlet, rainwater is effectively prevent to enter in engine.
Fig. 8-Figure 10 is the scheme of installation of three kinds of routines of the utility model, wherein air collector 1 is led with air inlet in Fig. 8
Pipe 2 connects, and air induction conduit 2 is inserted into the air intake vent 3 of air cleaner, and the binding of air collector 1 is mounted on car engine using band 4
On other component in cabin, the center line of air collector 1 is parallel to the ground, and parallel with the direction of advance of vehicle, and air collector 1 enters
The direction that aerofoil 111 advances towards automobile；The binding of air collector 1 is mounted on air-inlet grille for automobile 5 in Fig. 9, the center of air collector 1
Line is parallel to the ground, and vertical with the direction of advance of vehicle, the direction for entering aerofoil 111 and advancing towards automobile of air collector 1；In Figure 10
The binding of air collector 1 is mounted on air-inlet grille for automobile 5, and the center line of air collector 1 is perpendicular to the ground, and air collector 1 enters aerofoil 111
The direction advanced towards automobile.These three mounting means, stock cap enter aerofoil 111 towards the angle of automobile direction of advance,
To guarantee air entrance and the compression in vehicle traveling process in air collector.Certainly, the mounting means of the utility model not office
It is limited to three of the above mode, suitable mounting means, method may be selected according to the actual situation, as long as make air collector 1 enters aerofoil
111 airintake direction is consistent with automobile direction of advance.
As above after installation the utility model, in auto idle speed or when running at a low speed, because of the air inlet of access air cleaner
Conduit 2 and air collector 1 are equivalent to the length for extending original engine charge pipeline, reduce the section of original admission line
Product, therefore the gas flow rate in engine charge pipeline is improved, admission pressure is increased, so that when engine idling, low speed
Torque and power increase, so that automobile is more stable during running at a low speed, stronger；In galloping, though
So the air induction conduit 2 of insertion filter air inlet reduces the sectional area of original admission line, there is adverse effect, but because of collection
The direction that the air inlet of gas tank 1 all advances towards vehicle, therefore with the raising of automobile speed passes through air collector 1 and air conduit 2
Admission pressure is consequently increased, so that engine charge is in liberal supply when running at high speed, counteracts the reduction of admission line sectional area
Negative effect so that automobile is more smooth during high speed driving, power is more powerful.
If certain plenum effect need to be obtained, rather than perform to maximum, using the installation side of Fig. 9 or Figure 10
Formula, and install after air collector can be rotated, to adjust the orientation into aerofoil direction, angle, thus obtain it is appropriate into
Gas supercharging amount；If maximum supercharging effect need to be obtained, using the mounting means in Fig. 8, make air intake with more large area court
To Chinese herbaceous peony, increase front face area, increases air inflow.In order to increase the difficulty that rainwater enters air induction conduit, when installation, usually make to collect
Gas tank inlet air plate end face suitably has a down dip, or keeps it whole downward, to obtain more preferably rainproof effect.
In addition, being equipped with one or more sealing collars 6 on air induction conduit 2, the rainy day when driving, is attached to outside air induction conduit 2
The water of wall can stretch along outer wall toward 3 direction of air cleaner air intake vent, and one or more sealing collars are installed on air induction conduit 2
6, the rainwater of attachment can be stopped, cause it to converge into droplet, and drip from sealing collar 6, to prevent rainwater from leading along air inlet
Pipe outer wall enters in engine air inlet tube.
The specific structure of the utility model, that is, component composition is not unique, can be the structure being integrated into one whole；It can also
To be the integrated structure in part；It can also be completely separated from each other, the structure then fitted together.The rule of utility model device
Lattice, size, in practice, for the vehicle of small displacement, using one or two the utility model supercharging device to meet
It uses, and is directed to the vehicle of huge discharge, then using two or more, to meet air inlet, pressurization is used.
The utility model is the supercharging device of engine charge pipeline, and structure is simple, install convenient, is not only had excellent
Rain-proof inlet function, and be suitable for the high low speed full working scope of automobile and use.
Claims (10)
1. a kind of applicable automobile engine intake tube road supercharging device of high low speed, which is characterized in that including air collector and air inlet
One end of conduit, air induction conduit is connect with air collector, the air inlet connection of the other end and automobile engine, and the air inlet of air collector
Direction is consistent with the direction of advance of automobile；Air collector includes ventilating duct and cylinder, and ventilating duct is sleeved in cylinder, wherein wind-guiding
Cylinder includes that air supplying ring, wind deflector and ventilating duct shell, air supplying ring are set on wind deflector；Cylinder includes cylinder shell, inner flow tube
And cylinder board, inner flow tube extend into ventilating duct interior of shell；It is internal after ventilating duct and cylinder installation to form interlaced space,
Ventilating duct shell, cylinder shell and inner flow tube form the structure being mutually arranged；Outside air flows into cylinder shell through air supplying ring
Space between wall and ventilating duct outer shell outer wall re-directs the space between ventilating duct outer casing inner wall and inner flow tube outer wall, with shape
At gas boosting, pressurized gas is exported eventually by inner flow tube.
2. a kind of applicable automobile engine intake tube road supercharging device of high low speed according to claim 1, feature exist
It further include stock cap in, the air collector, stock cap includes into aerofoil, air port cover housing and connector the one of air port cover housing
It holds and enters aerofoil connection, the other end connect with connector, enters and several through-holes are arranged on aerofoil, and air port cover housing is with connector
Hollow and perforation structure.
3. a kind of applicable automobile engine intake tube road supercharging device of high low speed according to claim 2, feature exist
In, it is described enter aerofoil air inlet end face be inclined-plane, the angle of the end face and the air collector center line is the angle α, and 20 °≤α≤
70°。
4. a kind of applicable automobile engine intake tube road supercharging device of high low speed according to claim 2, feature exist
In the air supplying ring is connect with the connector, and the wind deflector lid is located on the ventilating duct shell, is provided on air supplying ring
Several through-holes, wind deflector are solid slab, and are adapted with the size of ventilating duct shell, and ventilating duct shell is hollow and perforation knot
Structure.
5. a kind of applicable automobile engine intake tube road supercharging device of high low speed according to claim 4, feature exist
In the air supplying ring is connected on the connector.
6. a kind of applicable automobile engine intake tube road supercharging device of high low speed according to claim 2, feature exist
In the cylinder further includes connection ring and outer flow tube, and the cylinder shell is hollow and perforation structure, and cylinder shell one end is set
It is equipped with connection ring, the other end is covered completely by the cylinder board and set, and cylinder board center offers a through-hole, and the both sides of through-hole are set respectively
Be equipped with the inner flow tube and outer flow tube, inner flow tube is located inside cylinder shell, and outer flow tube is located at outside cylinder shell, inner flow tube with
Outer flow tube connection, outer flow tube connect with the air induction conduit, are connect by connection ring with the connector, realize cylinder and air port
Lid connection, and ventilating duct is set in cylinder shell, and inner flow tube extend into ventilating duct interior of shell.
7. a kind of applicable automobile engine intake tube road supercharging device of high low speed according to claim 6, feature exist
In the connector is linked together with the connection ring by clamping or the connection type being spirally connected.
8. a kind of applicable automobile engine intake tube road supercharging device of high low speed according to claim 1, feature exist
In internal after the ventilating duct and cylinder installation to form interlaced space, ventilating duct shell extend into simplified shell
Inside, and the inner flow tube of cylinder extend into the inside of ventilating duct shell, i.e., the outer diameter of ventilating duct shell is less than cylinder shell
Internal diameter, and the outer diameter of inner flow tube be less than ventilating duct shell internal diameter.
9. a kind of applicable automobile engine intake tube road supercharging device of high low speed according to claim 1, feature exist
In the air induction conduit is provided with several sealing collars outside.
10. the applicable automobile engine intake tube road supercharging device of any one high low speed according to claim 2-8,
It is characterized in that, the air port cover housing is identical as the outer diameter of the cylinder shell；The shape of the air collector is cylinder, outside
Diameter is 45-70mm, and air collector entire length is 100-180mm；Air induction conduit internal diameter is 14-18mm, outer diameter 20-24mm, length
Degree is 70-120cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820544138.1U CN208220935U (en) | 2018-04-17 | 2018-04-17 | A kind of automobile engine intake tube road supercharging device that high low speed is applicable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820544138.1U CN208220935U (en) | 2018-04-17 | 2018-04-17 | A kind of automobile engine intake tube road supercharging device that high low speed is applicable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208220935U true CN208220935U (en) | 2018-12-11 |
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ID=64529492
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820544138.1U Expired - Fee Related CN208220935U (en) | 2018-04-17 | 2018-04-17 | A kind of automobile engine intake tube road supercharging device that high low speed is applicable |
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| Country | Link |
|---|---|
| CN (1) | CN208220935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301947A (en) * | 2018-04-17 | 2018-07-20 | 上海沐鹭科技有限公司 | A kind of automobile engine intake tube road supercharging device that high low speed is applicable |
-
2018
- 2018-04-17 CN CN201820544138.1U patent/CN208220935U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108301947A (en) * | 2018-04-17 | 2018-07-20 | 上海沐鹭科技有限公司 | A kind of automobile engine intake tube road supercharging device that high low speed is applicable |
| CN108301947B (en) * | 2018-04-17 | 2024-02-13 | 上海沐鹭科技有限公司 | Automobile engine intake pipe supercharging device suitable for high and low speeds |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20181211 Termination date: 20210417 |