CN204486361U - A kind of engine cylinder cover cleaning baffle device for water - Google Patents
A kind of engine cylinder cover cleaning baffle device for water Download PDFInfo
- Publication number
- CN204486361U CN204486361U CN201520178303.2U CN201520178303U CN204486361U CN 204486361 U CN204486361 U CN 204486361U CN 201520178303 U CN201520178303 U CN 201520178303U CN 204486361 U CN204486361 U CN 204486361U
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- cleaning
- shower nozzle
- engine cylinder
- water
- cylinder cover
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Abstract
The utility model discloses a kind of engine cylinder cover cleaning baffle device for water, it is characterized in that, described baffle device for water comprises the flexible dash cloth on the pipe blow-through that is arranged on above three-dimensional moving device, flexible dash cloth be the waterproof material of flexible foldable obtained and and pipe blow-through be tightly connected, flexible dash cloth surrounding to be fixedly connected in frame and to make the projection vertically of flexible dash cloth cover three-dimensional moving device.The utility model has waterproof when simple structure can be adopted to realize cleaning, and can ensure the cephalomotor steadily advantage such as reliable of spray better.
Description
Technical field
The utility model relates to a kind of engine cylinder cover cleaning device, particularly relates to a kind of engine cylinder cover cleaning baffle device for water.
Background technology
Engine cylinder cover is the component being positioned at engine bin intrinsic motivation tip portion, builds an airtight space and provide the hole of installation, simultaneously for lubricating oil provides passage for valve and camshaft.Engine cylinder cover in process of production, when after completion of processing, needs the step through together cleaning, to remove the dirts such as various borings that it adheres to and greasy dirt, to facilitate follow-up assembling.
Existing engine cylinder cover cleans baffle device for water, is generally to adopt the mode of spray to clean, and then adopts the mode of air-flow air-dry (or the auxiliary oven dry of electric heating) dry.The such as cleaning equipment of a kind of automobile engine cylinder head disclosed in China's number of patent application 201220601248.X, its structure comprises purge chamber, water box, nozzle and hydraulic pipeline, wherein nozzle is arranged on water box, the inwall that described water box is arranged on purge chamber is connected with the water tank being arranged at outside, purge chamber by hydraulic pipeline, described water box is multiple and is distributed on the position corresponding with the hexahedron of cylinder cap to be cleaned in purge chamber, and described water box is provided with multiple nozzle.The equipment of this utility model patent had both belonged to the situation that the common spray mode of this employing is cleaned.Its cleaning efficiency and effect are all poor.
A kind of engine cylinder cover drum-type cleaning equipment of China's number of patent application 201410090090.8, also discloses one and engine cylinder cover can be placed in current cylinder, and the mode such as water environment additional ultrasonic by rotating carries out the technology of cleaning.But, still there is cleaning specific aim not enough, the defect that cleaning efficiency and effect are still poor in this cleaning equipment.And all adopting the mode of wind or auxiliary electro-heat to carry out drying after cylinder cap cleaning in these prior aries, drying efficiency is low, consumes energy larger.
Along with the progress of modern science and technology, automobile cylinder cover structure presents and becomes increasingly complex, more and more surface hole defects and erose trend, therefore the cleaning efficiency adopting existing cleaning and dry technology to be difficult to ensure and effect and drying effect.Therefore it is more pointed how to design one, high efficient and reliable and more save the engine cylinder cover automatic cleaning technology of the energy more, becomes the problem that those skilled in the art need to be considered.
In order to solve the problem, applicant considers to devise a kind of engine cylinder cover cleaning device, comprise frame, be arranged on engine cylinder cover fixture and the wiper mechanism of frame upper end, wiper mechanism comprises pipe blow-through and is arranged on the shower nozzle of pipe blow-through upper end, described engine cylinder cover fixture is positioned at shower nozzle top position, it will be, described pipe blow-through is hard tube and is vertically arranged at below engine cylinder cover fixture, described pipe blow-through lower end is arranged on by three-dimensional moving device and frame makes pipe blow-through that shower nozzle can be driven to realize three dimensions move, described engine cylinder cover fixture comprises an installing rack for stationary engine cylinder cap, installing rack two ends are horizontally outer to be arranged rotating shaft and is installed in rotation on frame upper end by bearing, rotating shaft and rotating servo motor are in transmission connection.
The action of four dimensions can be realized like this, produce the effect of simulation manual cleaning, drastically increase cleaning efficiency and effect.But wherein, also need to further consider the waterproof how solution adopts simple structure can realize when cleaning, and ensure the cephalomotor demand such as steadily of spray better.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide a kind of waterproof when simple structure can be adopted to realize cleaning, and ensure spray cephalomotor stable engine cylinder cover cleaning baffle device for water better.
In order to solve the problems of the technologies described above, the utility model have employed following technical scheme:
A kind of engine cylinder cover cleaning baffle device for water, it is characterized in that, described baffle device for water comprises the flexible dash cloth on the pipe blow-through that is arranged on above three-dimensional moving device, flexible dash cloth be the waterproof material of flexible foldable obtained and and pipe blow-through be tightly connected, flexible dash cloth surrounding to be fixedly connected in frame and to make the projection vertically of flexible dash cloth cover three-dimensional moving device.
Like this, flexible dash cloth can be leaned on to block water for cleaning well, without the need to separately again in three-dimensional moving device each dimension travel mechanism on dash measure is set, structure is very simple, and dash protection effect is good, is beneficial to enforcement.
Further, in baffle device for water, top anterior-posterior translation guide rail and left and right, top translating rails is also provided with below flexible dash cloth, described pipe blow-through can be arranged with a connecting plate with mutually sliding axially, connecting plate lower end can translationally be slidably fitted in left-right direction on the translating rails of left and right, horizontally disposed top in left and right, bottom, translating rails two ends, left and right, top can be slidably fitted in along the longitudinal direction on the anterior-posterior translation guide rail of horizontally disposed top anterior-posterior translation, and anterior-posterior translation guide rail two ends, top are fixed in frame.
Like this, arranging of top anterior-posterior translation guide rail and left and right, top translating rails one is facilitate support to live flexible dash cloth, improves dash effect, extends flexible dash cloth service life; Two is the effects can playing supplemental support, improves the stability in the three-dimensional moving process of pipe blow-through and balance.
Again further, described frame comprises level and upper and lower spaced bottom surface layer and intermediate layer, some vertical supporting posts are provided with between bottom surface layer and intermediate layer, described three-dimensional moving device is arranged on bottom surface layer, described top anterior-posterior translation guide rail and left and right, top translating rails and baffle device for water are all arranged on the intermediate layer, fixing support column upwards arrange engine cylinder cover fixture again on intermediate layer; Whole like this rack construction more advantages of simple, with stable, facilitates the installation of its Shang Ge mechanism to arrange.
In sum, the utility model has waterproof when simple structure can be adopted to realize cleaning, and can ensure the cephalomotor steadily advantage such as reliable of spray better.
Accompanying drawing explanation
A kind of structural representation that have employed the engine cylinder cover automatic flushing device of the utility model structure when Fig. 1 is enforcement.
Fig. 2 is the structural representation after removing casing in Fig. 1.
Detailed description of the invention
The utility model is described in further detail for the engine cylinder cover automatic flushing device that have employed the utility model structure below in conjunction with a kind of and accompanying drawing thereof.
During concrete enforcement: as shown in Figure 1-2, a kind of engine cylinder cover automatic flushing device that have employed the utility model structure, comprise frame 1, be arranged on engine cylinder cover fixture and the wiper mechanism of frame 1 upper end, wiper mechanism comprises pipe blow-through 2 and is arranged on the shower nozzle 3 of pipe blow-through 2 upper end, described engine cylinder cover fixture is positioned at shower nozzle 3 top position, wherein, described pipe blow-through 2 is hard tube and is vertically arranged at below engine cylinder cover fixture, described pipe blow-through 2 lower end is arranged on by three-dimensional moving device and frame 1 makes pipe blow-through 2 that shower nozzle 3 can be driven to realize three dimensions move, described engine cylinder cover fixture comprises an installing rack for stationary engine cylinder cap 4, installing rack two ends are horizontally outer to be arranged rotating shaft and is installed in rotation on frame 1 upper end by bearing, rotating shaft and rotating servo motor 5 are in transmission connection.
Like this, rotating shaft is set at installing rack two ends and rotating servo motor is in transmission connection; Make in cleaning process, shower nozzle can realize three dimensions and move and clean under three-dimensional moving device controls, coordinate the action that cylinder cap self rotates simultaneously, the effect of simulation manual cleaning can be produced, the complex profile of product is carried out accurately, multimodal high-pressure injection cleaning, so just drastically increase cleaning performance.Namely this device can complete the cleaning of each plane of cylinder cap and hole by clamped one time, makes its cleaning process more convenient, improves cleaning efficiency.Simultaneously after cleaning, rotating servo motor can be leaned on to drive cylinder cap High Rotation Speed, by centrifugal dehydration and rotating produce distinguished and admirable, drying can be completed soon, therefore only need just to complete cleaning and drying two large steps by a clamping station simultaneously.Compare with the mode of existing hot-air seasoning, more fast simple and convenient, significantly reduce energy consumption simultaneously, be particularly suitable for the cleaning to the engine components that product cleannes have higher requirements.
Wherein, described installing rack comprises the base plate 6 of a length direction along horizontally disposed hollow, rectangular platy structure, base plate 6 hollow position and engine cylinder cover size coupling are (after coupling refers to and engine cylinder cover is fixed, its fixation side needs the part of cleaning to be all exposed to base plate hollow position) and base plate 6 is provided with briquetting 7 and set bolt on the side of hollow position, set bolt to be fixed on base plate 6 through briquetting 7 and for an earhole of engine cylinder cover 4 edge evagination coordinate realize fixing; Base plate 6 two ends have the connecting plate 8 be vertically fixedly connected with, and connecting plate 8 and briquetting 7 are positioned at base plate 6 the same side on the surface, and connecting plate 8 lateral surface is arranged on bearing 10 by horizontally disposed rotating shaft.
The installation of cylinder cap can be facilitated like this to fix, and the hollow position of base plate facilitates shower nozzle insertion to clean, and this structure can ensure that center of gravity is in center preferably simultaneously, ensures that rotation is reliable and stable.During concrete enforcement, best selection is, center of gravity overall after rotating shaft setting position makes base plate to install engine cylinder cover is positioned on rotating shaft core line just, at utmost to ensure the steady of rotation, improves rotating speed, ensures the effect of centrifugal dehydration.
Wherein, be all fixedly connected with between each connecting plate 8 and base plate 6 and be provided with a pair leg-of-mutton stiffener 9.The intensity of fixture can be improved like this, enable its powerful moment of torsion that contends with when centrifugal dehydration High Rotation Speed, ensure that dehydration is steadily reliable.
Wherein, also comprise shower nozzle automatic-exchanging system, described shower nozzle automatic-exchanging system comprises shower nozzle storehouse, shower nozzle 3 and shower nozzle erecting device, described shower nozzle storehouse comprises the shower nozzle installing plate 11 being horizontally placed on engine cylinder cover fixture side, shower nozzle installing plate 11 is set side by side with multiple shower nozzle installing hole, shower nozzle installing hole side is provided with and the breach 12 be communicated with outside shower nozzle installing plate, the column structure of described shower nozzle 3 entirety in hollow revolving body, shower nozzle upper end is nozzle, there is in the middle part of shower nozzle circumferentially protruding upper round platform and lower round platform, upper round platform and lower round platform interval are arranged, part between upper round platform and lower round platform can snap in from breach 12 on shower nozzle installing plate and make shower nozzle be navigated in shower nozzle installing hole by clamping, behind shower nozzle 3 clamping location, on lower round platform, a side surface identical with breach direction on shower nozzle installing plate has a vertical groove 13, shower nozzle 3 lower end is provided with the male joint of quick coupling device, (better select to be that shower nozzle lower end arranges external screw thread and the male joint of the quick coupling device that spins by screw thread, with convenient and swift replacing dismounting) described shower nozzle erecting device comprises the nozzle mounting seat 14 that a sealing is docked at pipe blow-through upper end, it is the sap cavity road be excessively communicated with pipe blow-through in the middle part of nozzle mounting seat 14, nozzle mounting seat 14 upper end is sealedly connected with the female joint 15 of quick coupling device, nozzle mounting seat 14 upper end is away from the side also fixing limited post 16 be upwards provided with in the vertical groove that can snap fit onto round platform under shower nozzle in installing plate breach direction, nozzle mounting seat 14 outer surface opposite side is fixedly installed a compression cylinder 17, (better selecting is the compression cylinder installing plate that mount pad outer surface bottom has a horizontal-extending setting, compression cylinder is fixedly mounted on compression cylinder installing plate, fix to facilitate the installation of compression cylinder) telescopic arm of compression cylinder 17 upwards arranges and is provided with the force-applying piece of a horizontal-extending in telescopic arm upper end, force-applying piece is connected with the female joint 15 of quick coupling device, force-applying piece is made to drive during motion up and down and female joint 15 can be locked and unclamp at the telescopic arm of compression cylinder 17.
Like this, when needing to change shower nozzle, only need control shower nozzle by three-dimensional moving device moves to shower nozzle installing plate side just to the gap position of shower nozzle installing hole, then the position on shower nozzle between round platform and lower round platform is made to enter in shower nozzle installing hole to nick translation, then start the retraction of compression cylinder telescopic arm female joint is unclamped, control pipe blow-through again to move downward and can depart from shower nozzle, shower nozzle is included into shower nozzle storehouse.Then again controlling pipe blow-through drives nozzle mounting seat to move to below the nozzle position of needs replacing, move upward again, the male joint of shower nozzle lower end is inserted in female joint and realizes short transverse location, then circumference location is realized in the vertical groove entering into round platform under shower nozzle by limited post, and then start compression cylinder telescopic arm and stretch out male joint is locked by female joint, translation goes out shower nozzle installation storehouse again, namely spray head automatic replacement is completed, this process is controlled automatically by control system pre-set programs, fast very convenient.Simultaneously shower nozzle storehouse the diversity that can improve shower nozzle is fully set, clean with the shower nozzle arranging specific aim structure for different cleaning objects, improve cleaning performance.
Wherein, in part shower nozzle, nozzle is the sharp mouth upwards arranged, and in part shower nozzle, nozzle is that water side forms the nozzle of side water exit to curving.Like this, the shower nozzle that nozzle is upwards arranged may be used for the cleaning realized bottom cylinder cap, and nozzle can realize the cleaning to cylinder cap side to perverted shower nozzle.During concrete enforcement, for specifically by cleaning object, the shower nozzle of the different structure form such as high rate of fire shower nozzle, scattering shower nozzle can also be set out in shower nozzle storehouse, make it clean more pointed, improve cleaning performance and efficiency.
Wherein, described three-dimensional moving device comprises elevating mechanism, left and right translation mechanism and anterior-posterior translation mechanism, described elevating mechanism comprises and is vertically arranged on riser guide in frame 1 and elevating screw 18, also comprise a lifting motor 19 be in transmission connection with elevating screw, also comprise one and can slide up and down to the lifting mount pad 20 of snap-fit engagement on riser guide, lifting mount pad 20 is fixedly installed nut and elevating screw 18 threaded engagement, and pipe blow-through 2 lower end is fixed on lifting mount pad 20; Described left and right translation mechanism comprises and is horizontally set on left and right translating rails 21 in frame 1 and left and right translation screw mandrel in left-right direction, also comprise a left and right translation motor 22 be connected with left and right translation screw rod transmission, also comprising one can the left and right translation mount pad 23 of snap-fit engagement on the translating rails of left and right slidingly, left and right translation mount pad 23 is fixedly installed nut and the cooperation of left and right translation wire rod thread, described elevating mechanism is arranged on left and right translation mount pad 23; Described anterior-posterior translation mechanism comprises and is horizontally set on anterior-posterior translation guide rail 26 in frame and anterior-posterior translation screw mandrel 24 along the longitudinal direction, also comprise an anterior-posterior translation motor be in transmission connection with anterior-posterior translation screw mandrel 24, also comprising one can the anterior-posterior translation mount pad 25 of snap-fit engagement on anterior-posterior translation guide rail 26 slidingly back and forth, anterior-posterior translation mount pad 25 is fixedly installed nut and anterior-posterior translation screw mandrel 24 threaded engagement, described left and right translation mechanism is arranged on anterior-posterior translation mount pad 25.
Like this, in three-dimensional moving device, in three dimensions, the mechanism of movement all adopts motor to realize the structure of translation by screw nut driven mechanism, has stable movement, and control accurately, structure is simple, implements the advantages such as convenient.
Wherein, also be provided with baffle device for water, described baffle device for water comprises the flexible dash cloth (not shown) on the pipe blow-through that is arranged on above three-dimensional moving device, flexible dash cloth be the waterproof material of flexible foldable obtained and and pipe blow-through 2 be tightly connected, flexible dash cloth surrounding to be fixedly connected in frame 1 and to make the projection vertically of flexible dash cloth cover three-dimensional moving device.
Like this, water for cleaning can be blocked well, without the need to separately again in three-dimensional moving device each dimension travel mechanism on dash measure is set, structure is very simple, and dash protection effect is good, is beneficial to enforcement.
In baffle device for water, top anterior-posterior translation guide rail 27 and left and right, top translating rails 28 is also provided with below flexible dash cloth, described pipe blow-through 2 can be arranged with a connecting plate 29 with mutually sliding axially, connecting plate 29 lower end can translationally be slidably fitted in left-right direction on left and right, horizontally disposed top translating rails 28 in left and right, bottom, translating rails 28 two ends, left and right, top can be slidably fitted in along the longitudinal direction on horizontally disposed top anterior-posterior translation guide rail 27 anterior-posterior translation, and anterior-posterior translation guide rail 27 two ends, top are fixed in frame 1.
Like this, arranging of top anterior-posterior translation guide rail and left and right, top translating rails one is facilitate support to live flexible dash cloth, improves dash effect, extends flexible dash cloth service life; Two is the effects can playing supplemental support, improves the stability in the three-dimensional moving process of pipe blow-through and balance.
Wherein, described frame comprises level and upper and lower spaced bottom surface layer 30 and intermediate layer 31, some vertical supporting posts are provided with between bottom surface layer 30 and intermediate layer 31, described three-dimensional moving device is arranged on bottom surface layer 30, described top anterior-posterior translation guide rail and left and right, top translating rails and baffle device for water are all arranged on intermediate layer 31, fixing support column upwards arrange engine cylinder cover fixture again on intermediate layer 31; Whole like this rack construction more advantages of simple, with stable, facilitates the installation of its Shang Ge mechanism to arrange.
Wherein, described wiper mechanism also comprises an input duct and an admission line (not shown), described input duct one end and pipe blow-through lower end are tightly connected, the other end is connected with water source, admission line one end and pipe blow-through lower end are tightly connected, the other end is connected with source of the gas, described input duct is provided with the feed liquor electric-controlled switch valve that can regulate liquid inlet volume, described admission line is provided with can the air inlet electric-controlled switch valve of adjusting air inflow quantity, described feed liquor electric-controlled switch valve and air inlet electric-controlled switch valve all also can lean on it to control with the electrical connection of plc control system.
Like this, cleaning way can select liquid rinse flexibly, the mode that purge of gas or gas-liquid mixed are sprayed is cleaned, spray firing rate size simultaneously, and the size etc. of mixed proportion all can flexible modulation during gas-liquid mixed cleaning, make it more can adapt to the structure situation of cleaning object complexity, improve cleaning performance.
Wherein, also comprise casing 32, described frame 1 is arranged in casing 32, and on casing 32, proper being provided with engine cylinder cover fixture position renovates 33, and described casing outer surface is provided with plc control system 34.Plc control system is connected with the component such as lifting motor, left and right translation motor, anterior-posterior translation motor, rotating servo motor, feed liquor electric-controlled switch valve and air inlet electric-controlled switch valve respectively and realizes controlling.
The setting of such casing, can avoid spattering outside cleaning fluid, facilitates simultaneously and carries out cleaning manipulation at casing outer cage by PLC control system setting program.What arrange renovates the handling facilitating engine cylinder cover.
In addition, when specifically implementing, in said apparatus, cleaning fluid can also be set further and collect filtration cycle system, to realize recycling of filtered fluid.Cleaning fluid heater can also be set, to improve cleansing power to cleaning fluid heating.
Therefore above-mentioned engine cylinder cover automatic flushing device has following characteristics: in the control system of this device, cleaning procedure has programmable functions, support threedimensional model is programmed, user can carry out the establishment of complicated cleaning procedure in numerous three-dimensional programming software popular now, have high programming efficiency, programmed method is identical with the programmed method of NC Machining Software.Guidance panel manual programming is supported: operating personnel can adopt manual mode to programme on in-local panel, identical with the programmed method of numerical control machine tool popular now in control system.Device has shower nozzle replaceable function: device is provided with shower nozzle and deposits storehouse, according to user, the shower nozzle can depositing at most much 6 difformities and purposes (can require that increasing shower nozzle deposits quantity, maximumly reach depositing of 12 shower nozzles), automatically shower nozzle can be changed under the control of cleaning procedure, cleaning way is more flexible, can complete the clean in place of product both ends of the surface by changing shower nozzle.The fixed point pre-washing function of the complex profiles such as hole can be realized: this cleaning function carries out clean in place to appointed part (shower nozzle is deep into and specifies in hole) under pre-set programs controls, the automatic replacing (presetting in program) of nozzle can be carried out as required to reach best cleaning performance under this cleaning model.Large face cleaning function can be realized: this cleaning function is cleaned designated surface under pre-set programs controls, the automatic replacing (presetting in program) of nozzle can be carried out as required to reach best cleaning performance under this cleaning model.Workpiece six cleaning functions can be realized: this cleaning function carries out clean in place to the appointed part of six of workpiece under pre-set programs controls, the automatic replacing (presetting in program) of nozzle can be carried out as required to reach best cleaning performance under this cleaning model.The multiple choices of cleaning model can be realized: the selection of three kinds of cleaning models such as the simple high pressure washing of this cleaning machine support, gas-liquid mixed are rinsed, simple compressed air brushes, it is optional that above-mentioned Three models all has Pulse Width Control function.The motion control function cleaned can be realized: cleaning shower nozzle can do the four-axle linked of X/Y/Z/A under the control of pre-set programs, reaches the effect of simulation manual cleaning to a certain extent.Workpiece spin-dry function can be had: this cleaning machine can carry out High Rotation Speed drying dehydration to workpiece after completing cleaning, workpiece dehydration rate is up to more than 99%, and the realization of this function greatly reduces cleaning machine energy consumption (traditional tunnel through type Spray-cleaning Machine all needs to consume the oven dry power of nearly more than tens kilowatts).The cleaning of different products can also be used for: this cleaning machine can realize completing cleaning to different products, clamp-replacing simple and fast by changing different fixtures.
Claims (2)
1. an engine cylinder cover cleaning baffle device for water, it is characterized in that, described baffle device for water comprises the flexible dash cloth on the pipe blow-through that is arranged on above three-dimensional moving device, flexible dash cloth be the waterproof material of flexible foldable obtained and and pipe blow-through be tightly connected, flexible dash cloth surrounding to be fixedly connected in frame and to make the projection vertically of flexible dash cloth cover three-dimensional moving device.
2. engine cylinder cover cleaning baffle device for water as claimed in claim 1, it is characterized in that, in baffle device for water, top anterior-posterior translation guide rail and left and right, top translating rails is also provided with below flexible dash cloth, described pipe blow-through can be arranged with a connecting plate with mutually sliding axially, connecting plate lower end can translationally be slidably fitted in left-right direction on the translating rails of left and right, horizontally disposed top in left and right, bottom, translating rails two ends, left and right, top can be slidably fitted in along the longitudinal direction on the anterior-posterior translation guide rail of horizontally disposed top anterior-posterior translation, anterior-posterior translation guide rail two ends, top are fixed in frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520178303.2U CN204486361U (en) | 2015-03-27 | 2015-03-27 | A kind of engine cylinder cover cleaning baffle device for water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520178303.2U CN204486361U (en) | 2015-03-27 | 2015-03-27 | A kind of engine cylinder cover cleaning baffle device for water |
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| Publication Number | Publication Date |
|---|---|
| CN204486361U true CN204486361U (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520178303.2U Expired - Fee Related CN204486361U (en) | 2015-03-27 | 2015-03-27 | A kind of engine cylinder cover cleaning baffle device for water |
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| CN (1) | CN204486361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337865A (en) * | 2020-10-12 | 2021-02-09 | 安徽江淮汽车集团股份有限公司 | Cleaning machine |
-
2015
- 2015-03-27 CN CN201520178303.2U patent/CN204486361U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337865A (en) * | 2020-10-12 | 2021-02-09 | 安徽江淮汽车集团股份有限公司 | Cleaning machine |
| CN112337865B (en) * | 2020-10-12 | 2022-01-04 | 安徽江淮汽车集团股份有限公司 | Cleaning machine |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20170327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |