CN106370401A - Atomization apparatus used for detecting mist condition of car light in rainy driving environment - Google Patents
Atomization apparatus used for detecting mist condition of car light in rainy driving environment Download PDFInfo
- Publication number
- CN106370401A CN106370401A CN201610806356.3A CN201610806356A CN106370401A CN 106370401 A CN106370401 A CN 106370401A CN 201610806356 A CN201610806356 A CN 201610806356A CN 106370401 A CN106370401 A CN 106370401A
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- China
- Prior art keywords
- car light
- tank
- water
- rainy day
- atomising device
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/08—Testing mechanical properties
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses an atomization apparatus used for detecting a mist condition of a car light in a rainy driving environment. The atomization apparatus comprises a temperature control box used for providing constant-temperature water for an atomization box and the atomization box used for simulating the rainy driving environment, wherein the atomization box comprises a casing, a water tank, a sample disc and a simulation nozzle; the water tank is arranged in the casing; the sample disc is rotationally arranged in the casing; the simulation nozzle is fixed at the periphery of the sample disc and is connected with the water tank; and the water tank is connected with the temperature control box. The atomization apparatus can simulate the mist condition and the dispersing condition of the car light in the rainy driving environment and provides a reference for later optimization design of the car light.
Description
Technical field
The present invention relates to automotive safety detection field, more particularly, it relates to one kind is used for detecting that car light travelled in the rainy day
The atomising device of the situation that hazes under environment.
Background technology
Vapor in lampshade can condense in inner surface to the cold under rainy day traveling and form fog, not only has a strong impact on car light
Attractive in appearance, and bring potential safety hazard to the traveling of automobile, haze in lamp and humidity in lamp, thermo parameters method etc. is closely related,
Mist formation mechanism is more complicated, be related to many problems such as optics, material and ermal physics, so research automobile is when travelling the rainy day
Area and its position that hazes that car light hazes, the optimization design for car light provides very important reference.
Content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, provides one kind to be used for detecting car
Lamp hazes the atomising device of situation under rainy day running environment.
The technical solution adopted for the present invention to solve the technical problems is: provides one kind to be used for detecting that car light travelled in the rainy day
The atomising device of the situation that hazes under environment, including for providing the temperature-controlled cabinet of thermostatted water, being used for simulating the rainy day to atomization box
The atomization box of running environment；Described atomization box includes casing, tank, platter and simulation shower nozzle；Described tank is arranged on case
In vivo；Described platter can be arranged in tank to rotation；Described simulation shower nozzle is fixed on the periphery of platter, and with tank phase
Connect；Described tank is connected with temperature-controlled cabinet.
Of the present invention for detecting that car light hazes the atomising device of situation under rainy day running environment, wherein, described
It is evenly distributed with several for the spilled water hole preventing platter hydrops in platter.
Of the present invention for detecting that car light hazes the atomising device of situation under rainy day running environment, wherein, described
Atomization box also includes being arranged on the fan of platter periphery.
Of the present invention for detecting that car light hazes the atomising device of situation under rainy day running environment, wherein, described
Atomization box also includes the flow regulation button being connected on simulation shower nozzle.
Of the present invention for detecting that car light hazes the atomising device of situation under rainy day running environment, wherein, described
Temperature-controlled cabinet includes water tank, heating or refrigerating plant and the controller for controlling water tank water temperature；Described water tank passes through
Water pipe is connected with the tank of atomization box.
Of the present invention for detecting that car light hazes the atomising device of situation under rainy day running environment, wherein, described
It is provided with outlet pipe for controlling the piezometer of simulation shower nozzle irrigation pressure and the flow for controlling simulation shower nozzle injection flow rate
Meter.
Of the present invention for detecting that car light hazes the atomising device of situation, wherein, this mist under rainy day running environment
Gasifying device also includes the return duct for the water having sprayed is back to water tank；Return duct one end is connected with the tank of atomization box,
The other end is connected with the water tank of temperature-controlled cabinet.
Implement the atomising device of the present invention, have the advantages that
The atomising device of the present invention can simulate haze situation and dissipation situation in rainy day running environment for the car light, for follow-up
The optimization design of car light provides reference.Especially by solving in water temperature control, flow pressure control, Temperature and Humidity Control etc. it is
Row impact car light hazes the topmost extraneous factor of aspect, is adjusted according to the needs of client, control accuracy is high, can be right
The situation that hazes when travelling the rainy day for the car light is simulated to greatest extent, provides first-hand reliable money for car light research staff
Material.
Brief description
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is that present pre-ferred embodiments are used for detecting that car light hazes the atomising device of situation under rainy day running environment
Structural representation；
Fig. 2 is the distance relation schematic diagram in lens of car light face and panel；
Fig. 3 is the location diagram of fan and car light；
Wherein, 1, temperature-controlled cabinet；11st, water tank；12nd, controller；2nd, atomization box；21st, casing；22nd, platter；221st, let out
Water hole；23rd, simulate shower nozzle；24th, fan；25th, flow regulation button；3rd, outlet pipe；4th, piezometer；5th, effusion meter；6th, return duct；
A, car light sample.
Specific embodiment
Below, in conjunction with accompanying drawing and specific embodiment, the present invention is described further:
As shown in figure 1, a kind of for detecting that car light hazes the atomising device of situation under rainy day running environment, including for
Temperature-controlled cabinet 1, the atomization box 2 for simulating rainy day running environment of thermostatted water are provided to atomization box；
Described temperature-controlled cabinet 1 includes water tank 11, heating or refrigerating plant (not shown) and is used for controlling Water in Water Tank
The controller 12 of temperature；Described water tank is connected with the tank of atomization box by outlet pipe 3.It is provided with for controlling on described outlet pipe 3
The piezometer 4 of shower nozzle irrigation pressure and the effusion meter 5 for controlling simulation shower nozzle injection flow rate are intended in molding.This device is in order to accurately control
Ejection flow and the pressure of shower nozzle is intended in molding, specially arranges two kinds of regulative modes, the first regulative mode is by being arranged on mould
The initial adjustment to realize flow and pressure for the flow regulation button 25 on plan shower nozzle；Second regulative mode is by being arranged on water outlet
Piezometer on pipe and effusion meter, for precise control, control to accurate numerical requirements, are travelled with reaching the accurate simulation rainy day
The fog situation of environment.
The whole atomization box 2 of the present invention be located in walk-in type high-and-low temperature humid heat test indoor it is therefore an objective to mist
Changing case provides the humiture of needs, and in figure is not shown.Described atomization box 2 includes casing 21, tank (not shown), platter
22 and simulation shower nozzle 23；Described tank is arranged in water tank；Described platter can be arranged in tank to rotation；Preferably,
Platter drives it to rotate along rotating disk axis direction by a motor, enables the car light sample being placed in platter equal
The atomized steam of shower nozzle is simulated in even acceptance.Described simulation shower nozzle is fixed on the periphery of platter, and is connected with tank；Described
Tank is connected with temperature-controlled cabinet.Wherein, in order to more truly simulate water spray true feeling, the simulation shower nozzle of the present invention is purchased from Dongguan City and wins
Profit spraying purifies company limited, model 1/4 spray-nozzle type sprinkler head.
Steam in order to prevent the ejection simulating shower nozzle is collected in platter, the wet temp on the surface of impact car light, from
And affect test result, described platter 22 is evenly distributed with several for the spilled water hole 221 preventing platter hydrops, lets out
The water that water hole is flowed out falls into water tank tank, in order to recycle.
In order to keep the uniformity of humiture in car light in test process, described atomization box 2 also includes being arranged on sample
The fan 24 of disk periphery.
This atomising device also includes the return duct 6 for the water having sprayed is back to water tank；Return duct one end and atomization
The tank connection of case, the other end is connected with the water tank of temperature-controlled cabinet.
The operation principle of the atomising device of the present invention:
The car light that rainy day running environment simulated by this atomising device hazes situation, opening temperature control chamber when starting working, if
The fixed water temperature needing, controller controls heating or the water in water tank is heated refrigerating plant or refrigeration is processed, and treats in water tank
Coolant-temperature gage constant after, water via outlet pipe enter atomization box in tank, then by simulation the uniform sprinkle of shower nozzle through constant
By flow adjustment knob control, exact numerical that it controls can be by for the surface of the sample a of humiture pretreatment, flow and pressure
Observe at piezometer, effusion meter.In pretreatment, in order to accelerate the constant of humiture in car light can open fan, its pilot scale
Sample dish are rotatable structure, facilitate all directions of sample uniformly to drench with rain.
In process of the test, the associate member such as control chamber and water tank is placed on outside atomization box, and remaining is placed in atomization box, has drenched
Water is back in the water tank of temperature-controlled cabinet via return duct, recycles, can effectively save energy and water resource.
The method of testing of this atomising device is as follows:
The test purpose of this atomising device is to verify the anti-performance that hazes of headlamp product.
Test procedure:
(1) exemplar pretreatment:
Headlamp sample is put in the environmental cabinet of 20 ± 1 DEG C ＆80 ± 5%rh, places according to entrucking situation, and installed surface
It is ensured that being sprayed onto water in water spray process only lens, the very little chi of panel needs to meet Fig. 2 and requires plate.Remove lamp on headlamp simultaneously
Bubble, all demountable things such as gas cap lid.
Thermometer, drimeter are put in lamp, put toward in lamp as far as possible, so that the humiture in detecting lamp reaches chest
Setting value, if the humiture in lamp does not reach the setting value of chest, needs to adjust the humiture of chest, makes to reach mark in lamp
The setting (20 ± 1 DEG C ＆80 ± 5%) of alignment request.This process can use fan, accelerates temperature, the stablizing of humidity.Typically doing
Fog lamp etc. away from electromotor lamp when fan effect be to accelerate the stablizing of humiture, but electromotor is mounted in for head lamp
Near, there iing a big blower fan near engine location, the topmost effect of fan is to simulate this blower fan, reappears true row as far as possible
Car environment.
After the humiture in lamp reaches standard required value, take out probe, be reinstalled bulb, gas cap lid etc., Ran Houzai
Many placements 30 minutes.
(2) utilize this unit simulation automobile rainy day running environment (day mode):
After the completion of step (1), immediately sample is placed into (head lamp pretreatment in the platter in the atomization box of the present invention
Need using two chests with test, other headlamps can use same chest), carry out the water spray test of 60 minutes, clap
According to record process of the test；
Environmental condition in atomization box is as follows:
The ambient temperature and humidity of setting chest is: table 1 (being defined according to different product).
Table 1 ambient temperature and humidity condition is as follows
Sample spot lamp bar part: with reference to this standard 3-6-31-6, using day mode
Water spray condition: a, water must uniformly be sprayed onto on lens
B, water temperature: 20 ± 1 DEG C
C, flow: 11-20l/min
Wind speed sets: reference table 2 and Fig. 3
Table 2 wind speed imposes a condition
Zero: setting
×: no setting
Water spray, after 60 minutes, dries the water of lens surface at once, observes the situation that hazes, takes pictures, viewing distance is 1 meter, claps
According to record process of the test.
(3) utilize this unit simulation automobile rainy day running environment (evening pattern):
After step 2 terminates, sample needs pretreatment again, and pretreatment condition is carried out by step (1).
After the completion of pretreatment, immediately by sample be placed in the platter in the atomization box of the present invention head lamp pretreatment and
Test needs using two chests, and other headlamps can use same chest, carries out the water spray test of 60 minutes, take pictures
Record process of the test；Actual conditions is as follows:
The ambient temperature and humidity of setting chest is: table 1 (being defined according to different product).
The lighting condition of sample: with reference to this standard table 3-6-31-6, step (3) and step (2)
Testing conditions essentially identical, difference is lighting condition, that is, adopt Night
Water spray condition: the water spray condition (day mode) travelling with reference to step (2) rainy day
Wind speed sets: reference table 2 and Fig. 3
Water spray, after 60 minutes, dries the water of lens surface at once, observes the situation that hazes, takes pictures, viewing distance is 1 meter, claps
According to record process of the test.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these change and deformation all should belong to the protection domain of the claims in the present invention
Within.
Claims (7)
1. a kind of for detect car light haze under rainy day running environment situation atomising device it is characterised in that include for
Temperature-controlled cabinet, the atomization box for simulating rainy day running environment of thermostatted water are provided to atomization box；Described atomization box includes case
Body, tank, platter and simulation shower nozzle；Described tank is arranged in casing；Described platter can be arranged on tank to rotation
Interior；Described simulation shower nozzle is fixed on the periphery of platter, and is connected with tank；Described tank is connected with temperature-controlled cabinet.
2. according to claim 1 for detecting that car light hazes the atomising device of situation under rainy day running environment, it is special
Levy and be, described platter is evenly distributed with several for the spilled water hole preventing platter hydrops.
3. according to claim 1 for detecting that car light hazes the atomising device of situation under rainy day running environment, it is special
Levy and be, described atomization box also includes being arranged on the fan of platter periphery.
4. according to claim 1 for detecting that car light hazes the atomising device of situation under rainy day running environment, it is special
Levy and be, described atomization box also includes the flow regulation button being connected on simulation shower nozzle.
5. according to claim 1 for detecting that car light hazes the atomising device of situation under rainy day running environment, it is special
Levy and be, described temperature-controlled cabinet includes water tank, heating or refrigerating plant and the controller for controlling water tank water temperature；Described
Water tank is connected with the tank of atomization box by outlet pipe.
6. according to claim 5 for detecting that car light hazes the atomising device of situation under rainy day running environment, it is special
Levy and be, described outlet pipe is provided with for controlling the piezometer of simulation shower nozzle irrigation pressure and being used for controlling simulation shower nozzle spray
The effusion meter of the water yield.
7. according to claim 5 for detecting that car light hazes the atomising device of situation under rainy day running environment, it is special
Levy and be, this atomising device also includes the return duct for the water having sprayed is back to water tank；Return duct one end and atomization box
Tank connection, the other end connected with the water tank of temperature-controlled cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610806356.3A CN106370401A (en) | 2016-09-05 | 2016-09-05 | Atomization apparatus used for detecting mist condition of car light in rainy driving environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610806356.3A CN106370401A (en) | 2016-09-05 | 2016-09-05 | Atomization apparatus used for detecting mist condition of car light in rainy driving environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106370401A true CN106370401A (en) | 2017-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610806356.3A Pending CN106370401A (en) | 2016-09-05 | 2016-09-05 | Atomization apparatus used for detecting mist condition of car light in rainy driving environment |
Country Status (1)
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| CN (1) | CN106370401A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478411A (en) * | 2017-08-23 | 2017-12-15 | 上海长肯试验设备有限公司 | A kind of antifog experimental rig of automobile lamp |
| CN112816488A (en) * | 2021-02-09 | 2021-05-18 | 苏州天准科技股份有限公司 | A hazing device and check out test set for screen surface defect detects |
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Application publication date: 20170201 |