CN206737989U - A kind of grain catcher servicing unit - Google Patents
A kind of grain catcher servicing unit Download PDFInfo
- Publication number
- CN206737989U CN206737989U CN201720541999.XU CN201720541999U CN206737989U CN 206737989 U CN206737989 U CN 206737989U CN 201720541999 U CN201720541999 U CN 201720541999U CN 206737989 U CN206737989 U CN 206737989U
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- China
- Prior art keywords
- conduit
- grain catcher
- fixed
- gasoline engine
- differential pressure
- Prior art date
- 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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Classifications
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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
- Y02T10/40—Engine management systems
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- Exhaust Silencers (AREA)
Abstract
The utility model discloses a kind of grain catcher servicing unit, for detecting the air inlet for the gasoline engine grain catcher being connected with engine, gas outlet pressure difference value, including differential pressure pickup and guiding subassembly, differential pressure pickup is fixed on body front wall baffle plate by guiding subassembly, guiding subassembly includes the first airway tube and the second airway tube, its one end is connected with the air inlet of gasoline engine grain catcher and gas outlet respectively, the other end is connected with differential pressure pickup, differential pressure pickup and engine electrically connect with control unit, control unit is used for when differential pressure pickup detects that pressure difference value reaches pre-value, send a control signal to engine, by controlling the working strategies of engine to burn the particle in gasoline engine grain catcher.Grain catcher servicing unit in the utility model solves the problems, such as that differential pressure pickup and the setting of gasoline engine grain catcher are relatively closely caused and crosses heat injury by setting guiding subassembly that differential pressure pickup position is moved into body front wall baffle plate.
Description
Technical field
Vehicle maintenance service technical field is the utility model is related to, more particularly to a kind of grain catcher servicing unit.
Background technology
With the increasingly raising of living standard, increasing people is gone on a journey by way of driving, but by
In the insufficient generation for causing a large amount of tail gas of automobile burning, so as to pollute air ambient, therefore for for automobile exhaust pollution, closely
Phase, country put into effect the standard of state six, was strict with control Exhaust emission amount, for reply state six standard, most of automobile life
The processing mode of production manufacturer is handled for ternary catalyzing unit plus gasoline engine grain catcher (GPF).
In the mode to vehicle maintenance service, gasoline engine grain catcher can enter prior art in Particulate Emission material
Caught before entering air, while the air inlet outlet side of gasoline engine grain catcher is connected with differential pressure pickup, pressure difference sensing
Device sends the pressure difference signal of detection to electronic control unit, when electronic control unit determines regeneration triggering according to pressure difference value
Carve, when the Particulate Emission material in gasoline engine grain catcher reaches a certain amount of, by improving in gasoline engine grain catcher
Temperature by the Particulate Emission material oxidizing fire captured totally.
But the arrangement space inside general passenger car is extremely compact, does not compare the more sufficient inside such as car, truck
Space is arranged to differential pressure pickup, when differential pressure pickup sets nearer apart with gasoline engine grain catcher, pressure difference sensing
Device and connected airway tube be present because of gasoline engine grain catcher overheat and to being injured caused by it.
Utility model content
Based on this, in view of the shortcomings of the prior art, there is provided a kind of grain catcher servicing unit, solve differential pressure pickup with
Gasoline engine grain catcher is set crosses heat injury problem at a distance of relatively closely caused.
The utility model provides a kind of grain catcher servicing unit, for detecting the air inlet of gasoline engine grain catcher
Mouth, the pressure difference value of gas outlet, including differential pressure pickup and guiding subassembly, the differential pressure pickup are consolidated by the guiding subassembly
Determine to the body front wall baffle plate of automobile, the guiding subassembly includes the first airway tube and the second airway tube, first air guide
The both ends of pipe are connected with the air inlet of the gasoline engine grain catcher and one end of the differential pressure pickup respectively, and described second
The both ends of airway tube are connected with the gas outlet of the gasoline engine grain catcher and the other end of the differential pressure pickup respectively, institute
State differential pressure pickup and the engine electrically connects with control unit respectively, described control unit is used to work as the differential pressure pickup
When the pressure difference value detected reaches preset value, the engine is sent a control signal to, by the work for controlling the engine
Make strategy to burn to the particle in the gasoline engine grain catcher.
Grain catcher servicing unit provided by the utility model, including differential pressure pickup and guiding subassembly, pass through water conservancy diversion
Component differential pressure pickup is connected to body front wall baffle plate, and differential pressure pickup can obtain entering for gasoline engine grain catcher in real time
Gas port, the pressure difference value at gas outlet both ends, when the Particulate Emission material caught in gasoline engine grain catcher is excessive, pressure difference passes
Sensor detection to pressure value reach preset value when, to gasoline engine grain catcher carry out regeneration treatment, improve gasoline engine
Temperature in grain trap by the Particulate Emission material oxidizing fire captured totally, and because differential pressure pickup is in away from vapour
The side of oil machine grain catcher, therefore less by the hyperthermia radiation of gasoline engine grain catcher, solve differential pressure pickup with
Gasoline engine grain catcher is set crosses heat injury problem at a distance of relatively closely caused.
In addition, according to grain catcher servicing unit provided by the utility model, there can also be technology additional as follows
Feature：
Further, first airway tube includes the first conduit and the second conduit sequentially connected, second air guide
Pipe includes the 3rd conduit and the 4th conduit sequentially connected, and first conduit and the 3rd conduit pass with the pressure difference respectively
Sensor connects, second conduit and the 4th conduit air inlet with the gasoline engine grain catcher, gas outlet respectively
Connection, first conduit and the 3rd conduit are flexible pipe, and second conduit and the 4th conduit are hard tube.
Further, the body front wall baffle plate is provided with first support, and the gasoline engine grain catcher is provided with the
Two supports, the first support are fixedly connected with first conduit and the 3rd conduit respectively, for described first to be led
Pipe and the 3rd conduit are fixed on the body front wall baffle plate；The second support is fixedly connected with second conduit,
For second conduit to be fixed into the gasoline engine grain catcher.
Further, the grain catcher servicing unit also includes the 3rd support, the 3rd support respectively with it is described
Second conduit is fixedly connected with the 4th conduit, for first airway tube and second airway tube to be fixed.
Further, the first support includes the first fixed part and the first supporting part, and first fixed part includes one
First fixed plate, the first fixed seat and the second fixed seat in first fixed plate, first supporting part include one
First connecting plate, the second fixed plate and the first supporting plate being connected with the first connecting plate both ends, first supporting part with it is described
Body front wall baffle plate is connected, and first conduit and second conduit are fixed located at first fixed seat and described second
In seat.
Further, the second support includes the second fixed part and the second supporting part, and second fixed part includes one
3rd fixed plate and the 3rd fixed seat being connected with the 3rd fixed plate, second supporting part include one the 4th fixed plate,
The second connecting plate and the 3rd connecting plate that are connected with the 4th fixed plate both ends and respectively with second connecting plate, the 3rd
The second supporting plate and the 3rd supporting plate of connecting plate connection, second supporting part are connected with the gasoline engine grain catcher,
Second conduit is located between second fixed part and second supporting part.
Further, the 3rd support includes the 3rd fixed part and the 3rd supporting part, and the 3rd fixed part includes the
Five fixed plates and the 4th fixed seat and the 5th fixed seat being connected with the 5th fixed plate both ends, second conduit and described
4th conduit is respectively arranged between the 3rd fixed part and the 3rd supporting part.
Further, the air inlet of the gasoline engine grain catcher, gas outlet are provided with dust-proof screen cloth.
Further, the flexible pipe is fixedly connected with the hard tube by clip or flange.
Brief description of the drawings
Fig. 1 is the structural representation for the grain catcher servicing unit that the utility model first embodiment proposes.
Fig. 2 is the structural representation of first support in Fig. 1.
Fig. 3 is the structural representation of second support in Fig. 1.
Fig. 4 is the structural representation of the 3rd support in Fig. 1.
Fig. 5 is the use state diagram for the grain catcher servicing unit that the utility model first embodiment proposes.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings to this
The embodiment of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be to be much different from other manner described here to implement, this area
Technical staff can do similar improvement in the case of without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific implementation opened.
It should be noted that when element is referred to as " being fixedly arranged on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side ", " on ", " under " and similar statement is for illustrative purposes only, rather than instruction or the device or member that imply meaning
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the utility model.Term as used herein " and/or " include one or more related Listed Items
Arbitrary and all combination.
Fig. 1 to Fig. 5 is referred to, the grain catcher servicing unit 10 provided in an embodiment of the present utility model includes pressure
Gap sensor 20 and guiding subassembly 30, guiding subassembly 30 include the first airway tube 31 and the second airway tube 32, the first airway tube 31
Both ends be connected respectively with the air inlet of gasoline engine grain catcher 40 and one end of differential pressure pickup 20, the second airway tube 32
Both ends are connected with the gas outlet of gasoline engine grain catcher 40 and the other end of differential pressure pickup 20 respectively.The grain catcher is auxiliary
Help device 10 be used for detect air inlet, the pressure difference value of gas outlet of the gasoline engine grain catcher 40 that are connected with engine.
First airway tube 31 includes the first conduit 311 and the second conduit 312 that sequentially connect, wherein, the first conduit 311 with
Differential pressure pickup 20 is connected, and the second conduit 312 is connected with the air inlet of gasoline engine grain catcher 40, and the second airway tube 32 includes
The 3rd conduit 321 sequentially connected and the 4th conduit 322, wherein, the 3rd conduit 321 is connected with differential pressure pickup 20, and the 4th leads
Pipe 322 is connected with the gas outlet of gasoline engine grain catcher 40, it should be pointed out that the first conduit 311 and the 3rd conduit 321 are equal
For flexible pipe, the second conduit 312 and the 4th conduit 322 are hard tube, and flexible pipe and hard tube are fixedly connected by clip or flange,
Wherein flexible pipe can vibrate caused impact and displacement with buffering automobile, reduce the risk of the forced breakage of guiding subassembly 30.
Further, in the present embodiment, one end of the first conduit 311 and the 3rd conduit 321 passes through clip and pressure difference respectively
The both ends connection of sensor 20, the other end of the first conduit 311 and the second conduit 321 by clip respectively with the second conduit 312
Connected with one end of the 4th conduit 322, body front wall baffle plate is provided with first support 33, first support 33 respectively with the first conduit
311 and the 3rd conduit 321 connect, for the first conduit 311 and the 3rd conduit 321 to be fixed into body front wall baffle plate.Wherein,
First support 33 includes the first fixed part 331 and the first supporting part 332, the first fixed part 331 include one first fixed plate 3311,
The first fixed seat 3312 and the second fixed seat 3313 being connected with the both ends of the first fixed plate 3311, the first supporting part 332 include one
First connecting plate 3321, the second fixed plate 3322 and the first supporting plate 3323 being connected with the both ends of the first connecting plate 3321, the
One conduit 311 and the 3rd conduit 322 may be contained within the first fixed seat 3312 and the second fixed seat 3313.First supporting plate 3323
Two fixing holes are provided with, to that should be provided with through hole at fixing hole, the first supporting part 332 is kept off body front wall baffle plate with body front wall
Plate connects, and wears the fixing hole and body front wall baffle plate by fasteners such as screw, bolts and is fixed to the first supporting plate 3323
At body front wall baffle plate, the first conduit 311 and the 3rd conduit 321 are fixed at body front wall baffle plate by first support 33, because
This differential pressure pickup 20 is fixed on the body front wall baffle plate of automobile by the guiding subassembly 30, it should be pointed out that this implementation
In example, because body structure is compact, according to the structure of vehicle body in the present embodiment, differential pressure pickup 20 is fixed to body front wall gear
It is a preferable embodiment at plate, it is possible to understand that, according to the difference of the structure design of automobile, differential pressure pickup 20 and water conservancy diversion
Component 30 can be arranged on other positions according to preferable design method, not limit herein.Simultaneously because the He of the first conduit 311
3rd conduit 321 is flexible pipe, therefore can realize that the bending to guiding subassembly 30 is set, and is impacted caused by buffering automobile vibration
And displacement.
Further, gasoline engine grain catcher 40 is provided with second support 34, and the conduit 312 of second support 34 and second is solid
Fixed connection, for the second conduit 312 to be fixed into gasoline engine grain catcher 40, second support 34 includes the second fixed part
341 and second supporting part 342, wherein, the second fixed part 341 includes one the 3rd fixed plate 3411 and connected with the 3rd fixed plate 3411
The 3rd fixed seat 3412 connect, the 3rd fixed plate 3411 are provided with a fixing hole, and the second supporting part 342 includes one the 4th fixed plate
3421st, the second connecting plate 3422 and the 3rd connecting plate 3423 that are connected respectively with the both ends of the 4th fixed plate 3421, respectively with this
Two connecting plates 3422, the second supporting plate 3424 and the 3rd supporting plate 3425 of the connection of the 3rd connecting plate 3423, wherein the 4th fixes
Plate 3421 is provided with a through hole to fixing hole opening position that should be in the 3rd fixed plate 3411.Wherein is fixed by second support 34
During two conduits 312, first the second conduit 321 is positioned in the second fixed part 341, by the fixing hole pair of its second fixed part 341
The through hole of accurate second supporting part 342, by the way that the appended claims such as screw, nut are screwed the second fixed part 341 and second
Support part 342 is fixed, so as to realize that the second conduit 312 is fixed between the second fixed part 341 and the second supporting part 342, in this reality
Apply in example, the second supporting plate 3424 and the 3rd supporting plate 3425 are fixed to gasoline engine grain catcher 40 by way of welding
On, it should be pointed out that in other embodiment of the present utility model, between second support 34 and gasoline engine grain catcher 40
It can also be fixed by fasteners such as screw, bolts or other fixed forms are fixed, do not limited herein.
Further, be additionally provided with the 3rd support 35 on guiding subassembly 30, the 3rd support 35 respectively with the second conduit 312 and
Four conduits 322 are fixedly connected, for the first airway tube 31 and the second airway tube 32 to be fixed.Wherein the 3rd support 35 includes the 3rd
The supporting part 352 of fixed part 351 and the 3rd, wherein the 3rd fixed part 351 include one the 5th fixed plate 3511 and with the 5th fixed plate
The 4th fixed seat 3512 and the 5th fixed seat 3513 of 3511 both ends connection, the 5th fixed plate 3511 are provided with a fixing hole, the
Three supporting parts 352 are being fixedly connected with to that should be provided with a through hole at the fixing hole of the 3rd fixed part 351 by the 3rd support 35
When two conduits 312 and four conduits 322, the second conduit 312 and the 4th conduit 322 are respectively arranged on the 3rd fixed part 351 and
Between three supporting parts 352, its fixed form is same as described above, will not be described here.
Further, the second conduit 312 and the 4th conduit 322 are respectively equipped with close to one end of gasoline engine grain catcher 40
First joint 313 and the second joint 323, by the first joint 313 and the second joint 323 by the second conduit 312 and the 4th conduit
322 respectively the air inlet with gasoline engine grain catcher 40, gas outlet be fixedly connected, in the air inlet of gasoline engine grain catcher 40
Mouth, gas outlet are additionally provided with dust-proof screen cloth, for preventing the particle in gasoline engine grain catcher 40 from entering in guiding subassembly 30, keep away
Exempt from particle to produce obstruction to guiding subassembly 30 and produced differential pressure pickup 20 influence of heat injury.Guiding subassembly 30 passes through
First conduit 311 and the 3rd conduit 321 can carry out bending setting, while guiding subassembly 30 is by differential pressure pickup 20 to gasoline
Trend from up to down is formed between machine grain catcher 40, gradually reduces difference in height, so as to make to flow in guiding subassembly 30
Dynamic gas is fully radiated, and then avoids the problem of differential pressure pickup 20 is by heat injury.
Further, differential pressure pickup 20 and engine electrically connect with control unit respectively, and differential pressure pickup 20 will obtain
To pressure difference signal send to control unit, control unit is used for when the pressure difference value that get differential pressure pickup 20 reaches default
During value, i.e., when the particle in gasoline engine grain catcher 40 excessively reaches the triggered time, control unit is sent a control signal to
Engine, by controlling the working strategies of engine engine moment is increased operation power, so as to mutually closed on engine
The temperature rise of gasoline engine grain catcher 40, oxidizing fire is carried out to the particle in gasoline engine grain catcher 40, so that
Gasoline engine grain catcher 40 realizes regeneration, avoids contaminant particle from discharging the pollution to air.
It is pointed out that the regeneration of gasoline engine grain catcher refers in long-term work, gasoline engine grain catcher
Interior particulate matter gradually increase thus cause engine back pressure to raise, cause engine performance to decline, thus periodically to remove it is heavy
Long-pending particulate matter, recover the strainability of gasoline engine grain catcher.The regeneration of gasoline engine grain catcher have initiative regeneration and
Two methods of passive regeneration：Initiative regeneration is referred to improving the temperature in gasoline engine grain catcher using outside energy, made
Particulate ignition.Passive regeneration refers to reducing the ignition temperature of particulate using fuel oil additive or catalyst, makes micro-
Grain can under normal engine exhaust temperature ignition.
In the present embodiment, by first support 33, second support 34, the 3rd support 35 can by guiding subassembly 30 both itself
Fixed to be fixed again with body front wall baffle plate and gasoline engine grain catcher 40, differential pressure pickup 20 can obtain gasoline in real time
Air inlet, the pressure difference value at gas outlet both ends of machine grain catcher 40, when the particulate caught in gasoline engine grain catcher 40
When emission of substance is excessive, regeneration treatment is carried out to gasoline engine grain catcher 40, improves the temperature in gasoline engine grain catcher 40
Spend the Particulate Emission material oxidizing fire that will be captured totally, and the setting for the multistage conduit for passing through guiding subassembly 30 can extend
The distance of differential pressure pickup 20 and gasoline engine grain catcher 40, therefore differential pressure pickup 20 is by gasoline engine grain catcher 40
Hyperthermia radiation it is less, solve differential pressure pickup 20 and gasoline engine grain catcher 40 and set to cross thermal burn caused by relatively near
Evil problem.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model patent scope.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (9)
1. a kind of grain catcher servicing unit, the air inlet for the gasoline engine grain catcher being connected for detection with engine,
The pressure difference value of gas outlet, including differential pressure pickup, it is characterised in that：Also include guiding subassembly, the differential pressure pickup passes through
The guiding subassembly is fixed on the body front wall baffle plate of automobile, and the guiding subassembly includes the first airway tube and the second air guide
Pipe, the both ends of first airway tube respectively with the air inlet of the gasoline engine grain catcher and the differential pressure pickup one
End connection, the both ends of second airway tube gas outlet with the gasoline engine grain catcher and the differential pressure pickup respectively
Other end connection, the differential pressure pickup and the engine electrically connect with control unit respectively, and described control unit is used for
When the pressure difference value that the differential pressure pickup detects reaches preset value, the engine is sent a control signal to, passes through control
The working strategies for making the engine are burnt to the particle in the gasoline engine grain catcher.
2. grain catcher servicing unit according to claim 1, it is characterised in that：First airway tube is included sequentially
The first conduit and the second conduit of connection, second airway tube includes the 3rd conduit and the 4th conduit sequentially connected, described
First conduit and the 3rd conduit are connected with the differential pressure pickup respectively, second conduit and the 4th conduit difference
Air inlet, gas outlet with the gasoline engine grain catcher are connected, and first conduit and the 3rd conduit are flexible pipe, and described
Two conduits and the 4th conduit are hard tube.
3. grain catcher servicing unit according to claim 2, it is characterised in that：The body front wall baffle plate is provided with
First support, the gasoline engine grain catcher are provided with second support, the first support respectively with first conduit and
3rd conduit is fixedly connected, for first conduit and the 3rd conduit to be fixed into the body front wall baffle plate
On；The second support is fixedly connected with second conduit, for second conduit to be fixed into the gasoline engine particle
On trap.
4. grain catcher servicing unit according to claim 2, it is characterised in that：The grain catcher servicing unit
Also include the 3rd support, the 3rd support is fixedly connected with second conduit and the 4th conduit respectively, for by institute
State the first airway tube and second airway tube is fixed.
5. grain catcher servicing unit according to claim 3, it is characterised in that：It is solid that the first support includes first
Determine portion and the first supporting part, first fixed part includes one first fixed plate, first in first fixed plate solid
Reservation and the second fixed seat, first supporting part include one first connecting plate, be connected with the first connecting plate both ends second consolidate
Fixed board and the first supporting plate, first supporting part are connected with the body front wall baffle plate, first conduit and described second
Conduit is in first fixed seat and second fixed seat.
6. grain catcher servicing unit according to claim 3, it is characterised in that：It is solid that the second support includes second
Determine portion and the second supporting part, what second fixed part included one the 3rd fixed plate and be connected with the 3rd fixed plate the 3rd consolidates
Reservation, second supporting part include one the 4th fixed plate, the second connecting plate for being connected with the 4th fixed plate both ends and the
Three connecting plates and the second supporting plate and the 3rd supporting plate being connected respectively with second connecting plate, the 3rd connecting plate, described
Two supporting parts are connected with the gasoline engine grain catcher, and second conduit is located at second fixed part and described second
Between support part.
7. grain catcher servicing unit according to claim 4, it is characterised in that：It is solid that 3rd support includes the 3rd
Determine portion and the 3rd supporting part, the 3rd fixed part includes the 5th fixed plate and the be connected with the 5th fixed plate both ends the 4th
Fixed seat and the 5th fixed seat, second conduit and the 4th conduit are respectively arranged on the 3rd fixed part and the described 3rd
Between supporting part.
8. grain catcher servicing unit according to claim 1, it is characterised in that：The gasoline engine grain catcher
Air inlet, gas outlet are provided with dust-proof screen cloth.
9. grain catcher servicing unit according to claim 2, it is characterised in that：The flexible pipe and the hard tube pass through
Clip or flange are fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720541999.XU CN206737989U (en) | 2017-05-16 | 2017-05-16 | A kind of grain catcher servicing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720541999.XU CN206737989U (en) | 2017-05-16 | 2017-05-16 | A kind of grain catcher servicing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206737989U true CN206737989U (en) | 2017-12-12 |
Family
ID=60565873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720541999.XU Expired - Fee Related CN206737989U (en) | 2017-05-16 | 2017-05-16 | A kind of grain catcher servicing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206737989U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018124062A1 (en) * | 2018-09-28 | 2020-04-02 | Eberspächer Exhaust Technology GmbH & Co. KG | Exhaust system |
| CN113483948A (en) * | 2021-07-13 | 2021-10-08 | 无锡威孚力达催化净化器有限责任公司 | Differential pressure pipe detection device and method |
-
2017
- 2017-05-16 CN CN201720541999.XU patent/CN206737989U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018124062A1 (en) * | 2018-09-28 | 2020-04-02 | Eberspächer Exhaust Technology GmbH & Co. KG | Exhaust system |
| CN110966074A (en) * | 2018-09-28 | 2020-04-07 | 埃贝斯佩歇排气技术有限责任两合公司 | Exhaust gas system |
| US11542851B2 (en) | 2018-09-28 | 2023-01-03 | Purem GmbH | Exhaust system |
| DE102018124062B4 (en) | 2018-09-28 | 2024-05-08 | Purem GmbH | Exhaust system |
| CN113483948A (en) * | 2021-07-13 | 2021-10-08 | 无锡威孚力达催化净化器有限责任公司 | Differential pressure pipe detection device and method |
| CN113483948B (en) * | 2021-07-13 | 2023-09-12 | 无锡威孚力达催化净化器有限责任公司 | Differential pressure tube detection device and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 |
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| CF01 | Termination of patent right due to non-payment of annual fee |