CN201517955U - Vehicle body rain test device - Google Patents
Vehicle body rain test device Download PDFInfo
- Publication number
- CN201517955U CN201517955U CN2009203122467U CN200920312246U CN201517955U CN 201517955 U CN201517955 U CN 201517955U CN 2009203122467 U CN2009203122467 U CN 2009203122467U CN 200920312246 U CN200920312246 U CN 200920312246U CN 201517955 U CN201517955 U CN 201517955U
- Authority
- CN
- China
- Prior art keywords
- water
- car body
- test device
- water inlet
- pipe
- 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 - Lifetime
Links
Images
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model relates to a vehicle body rain test device which comprises a plurality of portal frames formed by water pipes, a water intake pipe communicated with the portal frames, nozzles arranged on the portal frames, and a mounting frame used for fixing the portal frames; a water storage tank is also arranged under the ground; a submersible pump is arranged in the water storage tank in a way that the water outlet pipe of the submersible pump is oppositely connected with the water intake pipe; and a protective cover is arranged at the periphery of the test device, wherein each portal frame consists of a top water pipe and two side water pipes, and correspondingly the water intake pipe consists of an upper water intake pipe and two lower water intake pipes; the water outlet pipe of the submersible pump is divided into three branch pipes which are oppositely connected with the upper water intake pipe and the two lower water intake pipes respectively; and water intake solenoid valves are arranged on the individual water outlet branch pipes of the submersible pump. The vehicle body rain test device with simple structure and low noise can fully utilize the existing assembly line without needing the dedicated test site for the rain test device, thereby saving space and increasing the utilization rate of the assembly line working region, and also can achieve the division control of the vehicle top and the two side walls.
Description
Technical field
The utility model relates to a kind of rail vehicle performance test apparatus, particularly a kind of car body salt fog test device of rail vehicle.
Background technology
Requirement according to rail vehicle assembling and overhaul pipeline, rail vehicle needs the regulation by the standard TB2054-89 of the Ministry of Railways after general assembly, carry out the salt fog test of simulated rainfall amount 6mm/min, with the sealing requirement whether conformance with standard is stipulated of check car body and associated components, required car body salt fog test device is an indispensable important tests equipment in vehicle manufacturing and the maintenance.
Now the salt fog test device that generally adopts is the framework of the portal frame shelf structure of drenching with rain, and at the top and the sidepiece of the frame of drenching with rain several shower nozzles is set, and car body is sent under the frame of drenching with rain along track, and the water that will satisfy testing requirements is sprayed on the car body and tests.As patent announcement number is the Chinese patent " energy saving and environment friendly car load salt fog test device " of CN201152802Y, this device comprises portal frame, the top of portal frame and sidepiece are provided with several shower nozzles, and in order to spray evenly, this portal frame can move along the car body direction, be arranged with catch basin in the both sides of car body, return of waste water behind the spray reuses to catch basin, and the water pump setting on the ground, the suction side of water pump is stretched in the catch basin, and the water delivering orifice of water pump docks with the water inlet of portal frame.
Following some deficiency of existing this salt fog test platform existence: the one,, the special-purpose test site that needs to be with rail, the waste resource takes up room; The 2nd, with the water pump setting on the ground, noise is bigger; The 3rd,, each frame of drenching with rain is to be made of a water pipe, the shower nozzle of its top and sidepiece can only be sprayed water and close simultaneously, can not control separately, causes the waste of the water yield.
Summary of the invention
The utility model fundamental purpose is to address the above problem and is not enough, provides a kind of simple in structure, can utilize existing car body assembling line, increases substantially the car body salt fog test device of operating area utilization factor.
Fundamental purpose of the present utility model also is, a kind of car body salt fog test device is provided, and this device can be realized the independent salt fog test to roof and both walls, reduces the wasting of resources, improves the specific aim and the validity of drenching with rain.
For achieving the above object, the technical solution of the utility model is:
A kind of car body salt fog test device, comprise several portal frames that constitute by water pipe, be communicated with described portal frame water inlet pipe, be installed in shower nozzle on the described portal frame, be used for fixing the erecting frame of described portal frame, subsurface below the salt fog test position of foetus is provided with cistern, submersible pump is positioned in the described cistern, the rising pipe of described submersible pump docks with described water inlet pipe, is equipped with the protective cover that anti-sealing outwards splashes in the outer periphery of described test unit.
Described portal frame is made up of mutual disconnected top water pipe and two sidepiece water pipes, correspondingly described water inlet pipe goes up water inlet pipe by one and two following water inlet pipes are formed, wherein, described top water pipe and enterprising cross current, described two sidepiece water pipes are communicated with two following water inlet pipes respectively, the rising pipe of described submersible pump divides three the tunnel, docks with described upward water inlet pipe and two following water inlet pipes respectively, is provided with solenoid valve on the rising pipe of every road of described submersible pump.
Described cistern is divided into shoal water zone and profundal zone two parts, and two parts connect mutually, and described submersible pump is placed in the profundal zone, between described shoal water zone and the profundal zone screen pack is set, and in described cistern liquid level alarm device is set.
The transparent software of curtain formula that draws that described protective cover comprises the hard transparent splash guard that is suspended on both sides and is suspended on two ends is prevented cascade.
The both sides of car body along described length over ends of body direction two row's water storage tanks are set below ground, described water storage tank is communicated with described cistern.
The outside in the both sides of described protective cover is provided with two row's boss along the length over ends of body direction.
On the rising pipe of described submersible pump, connect a drainpipe, drain solenoid valve is set on the drainpipe.
On the water inlet pipe between every two or more portal frames of described water inlet pipe end, be provided with solenoid valve again.
This device also comprises vehicle window and end door plugging device, and described plugging device comprises the shutoff framework that is complementary with described vehicle window and the size of holding door, is provided with sealing joint strip around the described shutoff framework, also is provided with binding clasp on the described shutoff framework.
Content to sum up, car body salt fog test device provided by the utility model, all be arranged at cistern and submersible pump underground, saved ground working area, simultaneously, around the salt fog test station, isolate, like this, can utilize a station in the existing car body assembling line with protective device and other station, do not need special-purpose test site to be set for salt fog test, save the space, reduce the wasting of resources, improved the utilization factor of assembling line operating area, submersible pump is arranged in the deep water, the noise that can also completely cut off submersible pump does not influence the production of other station on the production line, reduces the noise figure of whole making-up shop.
In addition, this salt fog test device adopts the subregion control mode, shower nozzle by control top and both sides is realized separately roof is drenched with rain, the single face side wall is drenched with rain, and car load drenched with rain, both reduced the waste of water, and improved the specific aim and the validity of the operation of drenching with rain again, the suitable car body leak test of drenching with rain is repaired repeatedly operation.
Also be equipped with a vehicle window and an end door plugging device in this device, before testing, the end door of vehicle window and both sides sealed, prevented that effectively the process of drenching with rain from leaking in car.
In this device, can control separately, like this, can satisfy the requirement of drenching with rain of the rail vehicle of different model near a few row's portal frame water pipes of water inlet pipe end, use more convenient, also further using water wisely.
Description of drawings
Fig. 1 the utility model structural representation;
The A of Fig. 2 Fig. 1 is to view.
As depicted in figs. 1 and 2, car body 1, ground 2, track 3;
Water inlet pipe 5, last water inlet pipe 51, following water inlet pipe 52, following water inlet pipe 53;
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail:
As depicted in figs. 1 and 2, car body salt fog test device described in the utility model, be arranged on the position of foetus in the car body assemble production line, vehicle according to different rail vehicles, determine the length of whole test device,, be as the criterion with the longest vehicle in the middle of the present vehicle in order to increase the versatility of this device, the total length of this device is 22 meters, and wide is 6 meters.Car body 1 moves in this device along the track 3 that is fixed on the ground 2 behind a procedure on the process, carries out salt fog test.
Embodiment one:
This test unit comprises the portal frame 4 that is made of water pipe that several are arranged in parallel and are provided with along car body 1 length direction, each water pipe that constitutes portal frame 4 all is communicated with water inlet pipe 5, supply water to each portal frame 4 by water inlet pipe 5, on portal frame 4, one shower nozzle 15 just is set every a segment distance.In order to realize that roof and both sides side wall can spray separately, in the present embodiment, each portal frame 4 is divided into three disconnected, relatively independent mutually parts, both top water pipe 41 and two sidepiece water pipes 42 and 43.Water inlet pipe 5 and portal frame 4 are corresponding also to be divided into three, both comprise water inlet pipe 51 and be positioned at two following water inlet pipes 52 and 53 of car body both sides, wherein, top water pipe 41 is communicated with last water inlet pipe 51, and sidepiece water pipe 42 and 43 is communicated with the following water inlet pipe 52 and 53 of respective side respectively.
Wherein, distance, the distance between per two shower nozzles 15 and each shower nozzle 15 between two portal frames that be arranged in parallel 4 to the distance of car body 1 all will guarantee to spray the zone intersects and covers, and the water under the spray is covering body comprehensively.In the present embodiment, as shown in Figure 1, selecting the spacing distance between per two portal frames 4 is 0.75 meter, with 22 meters calculating of total length, this test unit need be provided with 29 portal frames 4, as shown in Figure 2,5 shower nozzles 15 are set on the top of each portal frame 4 water pipe 41, be used for two shower nozzles 15 all being set on each sidepiece water pipe 42 and 43, be used for two side wall water sprays to car body to the roof water spray.
The rising pipe 8 of submersible pump 7 also divides three the tunnel, dock with last water inlet pipe 51 and two following water inlet pipes 52 and 53 of portal frame 4 respectively, on the rising pipe 8 of No. three submersible pumps 7, be provided with entering water electromagnetic valve 9, for the pressure of controlled water flow, a tensimeter 10 all is set in the exit of each entering water electromagnetic valve 9.
This device also is equipped with the controller switching equipment case, provides power supply to submersible pump 7 consumers such as grade, and the start-stop of submersible pump 7 and three entering water electromagnetic valves 9 is also controlled by the controller switching equipment case.
Like this,, enter the top water pipe 41 of portal frame 4 respectively by last water inlet pipe 51,, enter the both sides water pipe 42 and 43 of portal frame 4 by two following water inlet pipes 52 and 53, the side wall water spray of car body both sides to roof water spray from the San Lushui that submersible pump 7 comes out.By controlling the opening and closing of three entering water electromagnetic valves 9, realize that roof sprays separately, two side walls spray separately, and the car load spray, spray targetedly according to different vehicles and maintenance needs, reduce the consumption of water, avoid waste.
As mentioned above, different vehicle lengths of wagon is also inequality, this device is to design by the longest present vehicle commander, so, for fear of the waste that causes water, present embodiment is cooked up several portal frames 4 separately at the end of water inlet pipe 5 and is controlled separately, according to general length of wagon, generally can select 6 last portal frames 4, just on water inlet pipe 51 and two the following water inlet pipes 52 and 53 solenoid valve 19 is set in addition more respectively on before these 6 portal frames 4, thereafter, the one or more portal frames 4 in every interval just are provided with solenoid valve 19 on last water inlet pipe 51 and two following water inlet pipes 52 and 53, like this, according to different lengths of wagon, can select to drop into portal frame 4 quantity of spray operation arbitrarily, reach water-saving purpose.
Recycle and reuse rate in order to improve water, the position of underground middle is provided with a cistern 6 below the salt fog test position of foetus, and cistern 6 is arranged along the length direction of car body 1, is arranged on cistern 6 underground, can save ground working area, improve the utilization factor of operating area.For guaranteeing sufficient water source is arranged to car body 1 spray, the total volume of cistern 6 need reach about 25 cubic metres.
Down either side at car body 1 is provided with two row's water storage tanks 16, water storage tank 16 is communicated with cistern 6, water storage tank 16 is arranged at the outside of track 3, the opening part of water storage tank 16 on ground 2 is provided with filtration unit, this filtration unit can be the stainless steel filtering grid, water storage tank 16 can directly be communicated with cistern 6, also can be communicated with cistern 6 by a plurality of water pipes.Water behind the spray is collected into earlier in the water storage tank 16 of both sides, enters cistern 6 by water pipe again.
For submersible pump 7 being placed in the cistern 6, do not waste simultaneously the volume of cistern 6 again, cistern 6 is divided into shoal water zone 61 and profundal zone 62 two parts, profundal zone 62 is positioned at the leading section of car body 1, shoal water zone 61 and profundal zone 62 two parts connect mutually, between shoal water zone 61 and profundal zone 62 two parts screen pack 63 is set, screen pack 63 can be selected the stainless steel screen pack, submersible pump 7 is placed in the profundal zone 62, the porch of submersible pump 62 also is provided with a screen pack, and three road rising pipes 8 of submersible pump 7 upwards pass from the ground 2 of car body 1 both sides.Profundal zone 62 will guarantee enough degree of depth, can imbed submersible pump 7 in the water fully, the depth of water of profundal zone 62 gets final product about 3 meters generally speaking, noise when this degree of depth can effectively completely cut off submersible pump 7 work does not influence operating personnel's work of other station, reduces the noise figure of whole making-up shop, reach the production environment standard-required, simultaneously, submersible pump 7 is placed on underground, also can further save ground working area.
This installs in use for some time, and the water yields in the cistern 6 have certain minimizing, but in order to guarantee to spray effect, the water yields at least will be more than 15 cubic metres in the cistern 6.So in the present embodiment, in cistern 6, be provided with the liquid level alarm device (not shown), liquid level alarm device is connected with controller switching equipment case signal, simultaneously, cistern 6 also is connected with a water injecting pipeline (not shown), and water injecting pipeline is connected with the water source in the external world, is used for replenishing new water to cistern 6, water injecting pipeline is provided with the water injecting electromagnetic valve (not shown), and water injecting electromagnetic valve is controlled by the controller switching equipment case.When the water yield in the cistern 6 does not reach when requiring, liquid level alarm device is reported to the police, and the controller switching equipment case is after receiving alerting signal, and the water injecting electromagnetic valve on the control water injecting pipeline is opened, and supplementing water in cistern 6 is until meeting the requirements of water level.
The ground 2 of the described salt fog test position of foetus has a gradient by in the middle of two side direction, and the water after being convenient to spray is back in the water storage tank 16.
Connect a drainpipe 17 on a rising pipe 8 of submersible pump 7, drain solenoid valve 18 is set on drainpipe 17, drain solenoid valve 18 is also by the control of controller switching equipment case, when discharging the water in the cistern 6 when finding time, opens drain solenoid valve 18 again.
In the periphery of this test unit the protective cover (not shown) is set, the size and the device size of protective cover adapt, length is 22 meters, wide is 6 meters, the transparent software of curtain formula that draws that protective cover comprises the hard transparent splash guard that is suspended on both sides and is suspended on two ends is prevented cascade, the whole test device is enclosed in wherein, and the anti-cascade of hard transparent splash guard and software all can be made by the PVC material.The protective cover two ends hang draws the transparent software of curtain formula prevent cascade, is convenient for car body 1 turnover, and protective cover can prevent that sealing outwards splashes and influences the production of other station, and the while protective cover can also play soundproof effect preferably.
Upper edge, ground length over ends of body direction in the outside of protective cover both sides is provided with two row's boss (not shown), the purpose that two row's boss are set is to prevent that sealing flow on the ground in addition, the position of foetus from the bottom of protective cover, guarantee the clean and tidy of workshop, avoid the waste of water, simultaneously, also the bottom of protective cover can be fixed on the boss.
This device can carry out salt fog test to the car body 1 that assembles fully, simultaneously also can carry out salt fog test to the car body 1 of unassembled vehicle window also, when the vehicle window of car body 1 is also unassembled, before test, need the end door of vehicle window and both sides be sealed, in this device, utilize plugging device that vehicle window and end door are sealed, plugging device comprises the shutoff framework that is complementary with vehicle window and end door size and dimension, the shutoff framework adopts Light Aluminum Alloy to make, be provided with sealing joint strip around the shutoff framework, shutoff framework inboard also is provided with binding clasp, binding clasp is used for the shutoff framework is fixed on vehicle window and end door, and the elastic deformation that the sealing joint strip utilization is produced when clamping seals, and prevents that effectively the process of drenching with rain from leaking in the compartment.
Embodiment two:
The water pipe that constitutes portal frame 4 is interconnected, each portal frame 4 all is communicated with water inlet pipe 5, unified by a water inlet pipe 5 to each portal frame 4 water supply, on portal frame 4, every a segment distance one shower nozzle 15 just is set, the top of each portal frame 4 is provided with 5 shower nozzles 15, is used for spraying water to roof, each side is provided with two shower nozzles 15, is used for two side wall water sprays to car body.The rising pipe 8 of submersible pump 7 docks with the water inlet pipe 5 of portal frame 4, and the rising pipe 8 of submersible pump 7 is provided with entering water electromagnetic valve 9, and a tensimeter 10 is set in the exit of entering water electromagnetic valve 9.The start-stop of submersible pump 7 and entering water electromagnetic valve 9 is also controlled by the controller switching equipment case.Like this, the water from submersible pump 7 comes out enters portal frame 4 by water inlet pipe 5, sprays water by the side wall of 15 pairs of roofs of shower nozzle and car body 1 both sides again.
Described in other structure such as the embodiment one, describe in detail no longer in addition here.
As mentioned above, given in conjunction with the accompanying drawings and embodiments scheme content can derive the similar techniques scheme.In every case be the content that does not break away from technical solutions of the utility model, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (10)
1. car body salt fog test device, comprise several portal frames that constitutes by water pipe (4), the water inlet pipe (5) that is communicated with described portal frame (4), be installed in the shower nozzle (15) on the described portal frame (4), the erecting frame (11) that is used for fixing described portal frame (4), it is characterized in that: cistern (6) is set under the ground below the salt fog test position of foetus (2), submersible pump (7) is positioned in the described cistern (6), the rising pipe (8) of described submersible pump (7) docks with described water inlet pipe (5), is equipped with the protective cover that anti-sealing outwards splashes in the outer periphery of described test unit.
2. car body salt fog test device according to claim 1, it is characterized in that: described portal frame (4) is by mutual disconnected top water pipe (41) and two sidepiece water pipes (42,43) form, correspondingly described water inlet pipe (5) is gone up water inlet pipe (51) and two following water inlet pipes (52 by one, 53) form, wherein, described top water pipe (41) is communicated with last water inlet pipe (51), described two sidepiece water pipes (42,43) respectively with two following water inlet pipes (52,53) be communicated with, rising pipe (8) Fen Sanlu of described submersible pump (7), respectively with described water inlet pipe (51) and two following water inlet pipes (52 gone up, 53) butt joint is provided with entering water electromagnetic valve (9) on every road of described submersible pump (7) rising pipe (8).
3. car body salt fog test device according to claim 1 and 2, it is characterized in that: described cistern (6) is divided into shoal water zone (61) and profundal zone (62) two parts, two parts connect mutually, described submersible pump (7) is placed in the profundal zone (62), between described shoal water zone (61) and profundal zone (62) screen pack (63) is set.
4. car body salt fog test device according to claim 1 and 2 is characterized in that: in described cistern (6) liquid level alarm device is set.
5. car body salt fog test device according to claim 1 and 2 is characterized in that: the transparent software of curtain formula that draws that described protective cover comprises the hard transparent splash guard that is suspended on both sides and is suspended on two ends is prevented cascade.
6. car body salt fog test device according to claim 1 and 2, it is characterized in that: the below, ground (2) in car body (1) both sides is provided with two row's water storage tanks (16) along described car body (1) length direction, and described water storage tank (16) is communicated with described cistern (6).
7. car body salt fog test device according to claim 1 and 2 is characterized in that: the outside in the both sides of described protective cover is provided with two row's boss along car body (1) length direction.
8. car body salt fog test device according to claim 1 and 2 is characterized in that: go up connection one drainpipe (17) at the rising pipe (8) of described submersible pump (7), drain solenoid valve (18) is set on the drainpipe (17).
9. car body salt fog test device according to claim 1 and 2 is characterized in that: be positioned on the water inlet pipe (5) between the terminal every two or more portal frames (4) of described water inlet pipe (5) and be provided with solenoid valve (19) again.
10. car body salt fog test device according to claim 1 and 2, it is characterized in that: this device also comprises vehicle window and end door plugging device, described plugging device comprises the shutoff framework that is complementary with described vehicle window and the size of holding door, be provided with sealing joint strip around the described shutoff framework, also be provided with binding clasp on the described shutoff framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203122467U CN201517955U (en) | 2009-10-12 | 2009-10-12 | Vehicle body rain test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203122467U CN201517955U (en) | 2009-10-12 | 2009-10-12 | Vehicle body rain test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201517955U true CN201517955U (en) | 2010-06-30 |
Family
ID=42498677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203122467U Expired - Lifetime CN201517955U (en) | 2009-10-12 | 2009-10-12 | Vehicle body rain test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201517955U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162915A (en) * | 2013-03-23 | 2013-06-19 | 吉林大学 | High speed train window water tightness experimental test system |
| CN103523034A (en) * | 2013-10-29 | 2014-01-22 | 南京南车浦镇城轨车辆有限责任公司 | Special inlaid protecting canopy for subway B-type train cut-through tunnel |
| CN105157926A (en) * | 2015-09-10 | 2015-12-16 | 南车二七车辆有限公司 | Railway freight car mobile leakage test apparatus |
| CN105258858A (en) * | 2015-11-06 | 2016-01-20 | 中航通飞华南飞机工业有限公司 | A large-scale airplane watertight test device and a system thereof |
| CN105953981A (en) * | 2016-04-20 | 2016-09-21 | 上海林频仪器股份有限公司 | Dripping rain test device |
| CN107228821A (en) * | 2017-07-12 | 2017-10-03 | 武汉克莱美特环境设备有限公司 | The large-scale waterproof system and its assembly method of a kind of fast demountable |
| CN107505094A (en) * | 2017-10-17 | 2017-12-22 | 中车资阳机车有限公司 | Locomotive rain test system and operating method |
| CN110987472A (en) * | 2019-12-16 | 2020-04-10 | 中国汽车工程研究院股份有限公司 | Bearing seat noise processing system for NVH test of pure electric vehicle electric drive system |
| CN115283023A (en) * | 2022-07-29 | 2022-11-04 | 浙江吉利控股集团有限公司 | Test chamber |
-
2009
- 2009-10-12 CN CN2009203122467U patent/CN201517955U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162915B (en) * | 2013-03-23 | 2015-03-11 | 吉林大学 | High speed train window water tightness experimental test system |
| CN103162915A (en) * | 2013-03-23 | 2013-06-19 | 吉林大学 | High speed train window water tightness experimental test system |
| CN103523034A (en) * | 2013-10-29 | 2014-01-22 | 南京南车浦镇城轨车辆有限责任公司 | Special inlaid protecting canopy for subway B-type train cut-through tunnel |
| CN105157926B (en) * | 2015-09-10 | 2018-01-09 | 南车二七车辆有限公司 | A kind of portable roof leaking experimental rig of railway freight-car |
| CN105157926A (en) * | 2015-09-10 | 2015-12-16 | 南车二七车辆有限公司 | Railway freight car mobile leakage test apparatus |
| CN105258858B (en) * | 2015-11-06 | 2018-02-13 | 中航通飞华南飞机工业有限公司 | A kind of large aircraft watertight test equipment and system |
| CN105258858A (en) * | 2015-11-06 | 2016-01-20 | 中航通飞华南飞机工业有限公司 | A large-scale airplane watertight test device and a system thereof |
| CN105953981A (en) * | 2016-04-20 | 2016-09-21 | 上海林频仪器股份有限公司 | Dripping rain test device |
| CN107228821A (en) * | 2017-07-12 | 2017-10-03 | 武汉克莱美特环境设备有限公司 | The large-scale waterproof system and its assembly method of a kind of fast demountable |
| CN107228821B (en) * | 2017-07-12 | 2023-08-04 | 武汉克莱美特环境设备有限公司 | Large waterproof system capable of being quickly disassembled and assembled and assembling method thereof |
| CN107505094A (en) * | 2017-10-17 | 2017-12-22 | 中车资阳机车有限公司 | Locomotive rain test system and operating method |
| CN107505094B (en) * | 2017-10-17 | 2023-08-18 | 中车资阳机车有限公司 | Locomotive rain test system and operation method |
| CN110987472A (en) * | 2019-12-16 | 2020-04-10 | 中国汽车工程研究院股份有限公司 | Bearing seat noise processing system for NVH test of pure electric vehicle electric drive system |
| CN110987472B (en) * | 2019-12-16 | 2021-02-02 | 中国汽车工程研究院股份有限公司 | Bearing seat noise processing system for NVH test of pure electric vehicle electric drive system |
| CN115283023A (en) * | 2022-07-29 | 2022-11-04 | 浙江吉利控股集团有限公司 | Test chamber |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201517955U (en) | Vehicle body rain test device | |
| CN204228341U (en) | A kind of vehicle rain teststation | |
| CN102896057B (en) | A kind of method and system of runway simulation misty rain weather | |
| CN104652670A (en) | Glass curtain wall system capable of being installed indoors | |
| CN211954687U (en) | Test lane for simulating intelligent internet automobile running in rainy weather environment | |
| CN210922960U (en) | Sunroof leakproofness detection device | |
| CN202324068U (en) | Integrated fire-fighting pump house | |
| CN205857112U (en) | A kind of Mine-Used Watering control system | |
| CN205145866U (en) | Building site's dust device | |
| CN203200668U (en) | Automatic spraying and maintenance system for highway bridge precast beam field | |
| CN109291891A (en) | A kind of architectural engineering engineering cleaning machine for vehicle | |
| CN205062727U (en) | Can wash washing car of road both sides sound insulation wall | |
| CN210893539U (en) | Portable vehicle sprays testing arrangement | |
| CN209318018U (en) | The spray painting chamber body of recycling function is painted with residual | |
| CN201269810Y (en) | Water circulating system used for automobile window glass water scrapper durability experiment | |
| CN105089105B (en) | A kind of floating pumping plant of box and pump integrated nothing | |
| CN209123236U (en) | The multi-functional maintenance dedusting fire fighting truck in tunnel | |
| CN204401549U (en) | Track cleaning device | |
| CN202827503U (en) | Plunger pump energy-saving and environment-friendly car washer | |
| CN201930892U (en) | Automobile air window nozzle | |
| CN209085847U (en) | A kind of fire fighting truck test full-automatic water-spraying imitation rain device | |
| CN204282446U (en) | The box and pump integrated nothing of a kind of built-in fitting interconnection system floats pumping plant | |
| CN216669128U (en) | Air conditioner sealing performance testing arrangement that drenches with rain | |
| CN203663285U (en) | Foam fire-extinguishing device for crude oil storage tank | |
| CN218406908U (en) | Construction uses environmental protection enclosure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100630 |