CN201800683U - Low pressure washer for automobile headlamp - Google Patents
Low pressure washer for automobile headlamp Download PDFInfo
- Publication number
- CN201800683U CN201800683U CN2010205231885U CN201020523188U CN201800683U CN 201800683 U CN201800683 U CN 201800683U CN 2010205231885 U CN2010205231885 U CN 2010205231885U CN 201020523188 U CN201020523188 U CN 201020523188U CN 201800683 U CN201800683 U CN 201800683U
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- CN
- China
- Prior art keywords
- water
- piston rod
- water spray
- low pressure
- nozzle holder
- 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
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 107
- 239000007921 spray Substances 0.000 claims abstract description 45
- 229920003023 plastic Polymers 0.000 claims abstract description 5
- 239000004033 plastic Substances 0.000 claims abstract description 5
- 238000010926 purge Methods 0.000 claims description 34
- 238000004140 cleaning Methods 0.000 claims description 17
- 241000269799 Perca fluviatilis Species 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 2
- 229910052724 xenon Inorganic materials 0.000 description 5
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000256626 Pterygota <winged insects> Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
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- Nozzles (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a low pressure washer for an automobile headlamp, comprising: a nozzle seat, a water spray ball, a piston rod, a water seal, a return spring, and a piston bush; the nozzle seat is provided with a cavity, and is provided with an opening at one end, the nozzle seat is provided with a water spray channel through the cavity; the water spray ball is disposed on the nozzle seat, the water spray ball is provided with a water outlet channel communicated with the water spray channel on the nozzle seat, the opening part of the water outlet channel is a water spray opening; the head part of the piston rod and the inner wall of the opening end of the nozzle seat are fixedly connected, the bottom of the piston rod is provided with a water seal via a water seal retainer; the piston rod is disposed in the piston bush, the water seal slidably contacts the inner wall of the piston bush; the return spring is sleeved between the water seal retainer of the piston rod and the top inner wall of the piston bush; the low pressure washer is characterized in that, the piston bush is formed by plastics; the low pressure washer also comprises a check valve, which is disposed in the nozzle seat, and is located at the top of the piston rod. The low pressure washer for an automobile headlamp is advantaged by low startup pressure and compact appearance, and is suitable for installation in narrow front bumper space.
Description
Technical field
The utility model relates to a kind of car headlamp low pressure purge device.
Background technology
Vehicle xenon headlight (HID) is applied to nineteen ninety-five trendy benz E level car the earliest.Because the HID xenon headlight has characteristics such as energy-conservation, that light efficiency is high, the life-span is long, color developing is good, market is popularized rapidly, is about to become the standard configuration of automotive lighting, very likely substitutes original halide torch according to present development tendency comprehensively.
The high brightness characteristic of HID xenon headlight is when improving traffic safety, and in the process of high speed traveling, two xenon headlight Lens surface causes breaking of light to penetrate because high temperature easily is stained with dirt and winged insect, influences driver and crew's sight line, increases potential safety hazard.Therefore need the device that in running at high speed, can carry out automated washing to the Lens surface.The automobile of European Union's rules and regulations dress xenon headlight must be installed the cleaning of the headlights system, and national relevant laws and regulations are also put into effect in succession, and therefore, Headlamp cleaner belongs to the configuration of a comparison facility and human nature.
At present, from the popularity rate in market, the cleaning device of fluid pressure type in the highest flight because compare in conjunction with hydraulic way with drive motor, the cleaning device cost of fluid pressure type is lower, power consumption is few, and is easy to control, stability might as well.But, fluid pressure type cleaning device profile in the market is bigger, it is big to protect inner installing space of reserving before this just requires, but most applications is to consume great amount of manpower and time and remove to adjust the part of cleaning device periphery in order to reserve this point assembly space, and process is loaded down with trivial details; In addition, it is big that present fluid pressure type cleaning device starts required pressure, and to having relatively high expectations of water pump, the wearing and tearing of water pump are also big, and the life-span shortens.
In view of above reason, be badly in need of the product that the energy perfection overcomes the above problems.
Summary of the invention
The utility model is a kind of car headlamp low pressure purge device that proposes for the problems referred to above that solve the prior art existence, and this car headlamp low pressure purge device actuating pressure is low, profile is small and exquisite, is more suitable for installing in narrow and small front bumper space.
The technical scheme that the utility model is taked is: a kind of car headlamp low pressure purge device comprises: nozzle holder, water spray ball, piston rod, water seal, retracing spring, piston bush; Described nozzle holder is provided with cavity, and an end opening is provided with the water spray passage that connects with cavity on nozzle holder; Described water spray ball is arranged on the described nozzle holder, this water spray ball be provided with described nozzle holder on the water exit that connects of water spray passage, the oral area of described water exit is a water injector; The open end inwall of the head of described piston rod and described nozzle holder is connected, and the bottom of this piston rod is provided with water seal by the water seal seat; Described piston rod is located in the described piston bush, and described water seal slidably contacts with the piston bush inwall; Described retracing spring is set between the top inner wall of the water seal seat of described piston rod and described piston bush; The inner chamber of described piston bush, piston rod, nozzle holder and water spray ball connects; Be characterized in that described piston bush is made of plastics; Also comprise a check valve, described check valve is arranged in the described nozzle holder, is positioned at described piston rod part.
Above-mentioned car headlamp low pressure purge device, wherein, described nozzle holder is provided with ball-and-socket, and described ball-and-socket is provided with the water spray passage that connects with cavity; Described water spray ball is arranged in the ball-and-socket, and the water exit of described water spray ball connects with the water spray passage of described ball-and-socket and is connected.
Above-mentioned car headlamp low pressure purge device, wherein, described check valve comprises check valve spring and valve body; Described nozzle holder inner top is provided with spring perch, and described check valve spring one end is enclosed within on the spring perch, and the other end is enclosed within on the valve body; Under the general state, described valve body is seated in described piston rod part; When water impact, described valve body leaves described piston rod part, the path of make in the described piston bush, piston rod is interior, nozzle holder is sprayed water passage, water spray ball water exit forms current.
Above-mentioned car headlamp low pressure purge device wherein, also comprises support and connection parts; Described support and connection parts comprise that the rack body and of a tubulose is the angle bonded assembly with this rack body and is connected support; Described piston bush outer wall is provided with at least one and is used for friction tight raised line, and the rack body of described support and connection parts is fastened on the described piston bush, with the support and connection of described car headlamp low pressure purge device in the automobile front beam main body inner wall.
Above-mentioned car headlamp low pressure purge device, wherein, described automobile front beam main body inner wall comprises also and is provided with a socket that the connection support of described support and connection parts is plugged on the described socket, captives joint with the automobile front beam main body inner wall.
Above-mentioned car headlamp low pressure purge device, wherein, the water injector of described water spray ball is horn-like.
Above-mentioned car headlamp low pressure purge device, wherein, described piston bush bottom also comprises a water inlet segment, is connected with cleaning tank perforation in the automobile by connecting tube.
The beneficial effects of the utility model are:
1. the utility model is because piston bush adopts plastics to make, and the wall resistance of taxing is little within it in water seal, so the check valve response pressure is lower, and less demanding to water pump helps prolonging life-span of water pump.
2. owing to adopted retracing spring, during work, the hydraulic pressure of the certain pressure cylinder retracing spring that contracts is arranged, make piston rod do and stretch out motion that nozzle assembly stretches out thereupon, when pressure is opened check valve to a certain degree the time; Utilize the spring force of retracing spring self to reset again after finishing the water spray action, easy and simple to handle.
3. the utility model profile is small and exquisite, has reduced the installing space of product, helps promoting on more vehicle.
4. because the utility model profile is little, in light weight, it is less to protect the load-bearing influence of going up preceding guarantor before therefore it being installed in, and hardly preceding guarantor's intensity is constituted any threat.
5. because water injector is horn-like, therefore the water that sprays is dispersion shape, cleans wide.
Description of drawings
Concrete structure of the present utility model is further provided by following embodiment and accompanying drawing thereof.
Fig. 1 is the integral structure schematic isometric of the utility model car headlamp low pressure purge device.
Fig. 2 is the cutaway view (when piston rod shrinks) of the utility model car headlamp low pressure purge device.
Fig. 3 is the parts decomposing schematic representation of the utility model car headlamp low pressure purge device.
Fig. 4 is the structural representation that the piston rod of the utility model car headlamp low pressure purge device is in the state of stretching out.
Fig. 5 has shown that the check valve of the utility model car headlamp low pressure purge device shrinks the structural representation of closed condition (the local amplification).
Fig. 6 has shown the A part-structure enlarged diagram (one-way valve opens state) of Fig. 4.
Fig. 7 is the structural representation of the support and connection parts of the utility model car headlamp low pressure purge device.
Fig. 8 is that the utility model car headlamp low pressure purge device is installed in the automobile front beam, is the running condition scheme drawing that how to clean head lamp when reaching work.
The specific embodiment
See also Fig. 1～Fig. 4.A kind of car headlamp low pressure purge of the utility model device comprises: nozzle holder 1, water spray ball 2, piston rod 3, water seal 4, retracing spring 5, piston bush 6 and check valve 7.
Please cooperate and consult Fig. 5 and Fig. 3.Be provided with cavity 11, one end openings in the described nozzle holder 1, be provided with ball-and-socket 12 on nozzle holder, described ball-and-socket is provided with the water spray passage 121 that connects with cavity.Described water spray ball 2 is installed in by the ball-shaped contact surface in the ball-and-socket of nozzle holder, the convenient water spray angle of regulating; This water spray ball be provided with described nozzle holder on the water exit 21 that connects of water spray passage, the water exit of described water spray ball is connected with the water spray passage perforation of described ball-and-socket.The oral area of described water exit is a water injector 22, and the water injector of this water spray ball is horn-like, can guarantee that the spray that ejects is the vaporific of scattering.The open end inwall of the head of described piston rod 3 and described nozzle holder is connected, and the bottom of this piston rod is provided with water seal 4 by water seal seat 41.Described piston rod 3 is located in the described piston bush 6, and described water seal 4 slidably contacts with the piston bush inwall.In the present embodiment, described piston bush 6 is made of plastics, can reduce the friction force between piston bush inwall and the water seal so greatly, thereby realize low voltage starting.The top of this piston bush 6 is provided with the apical ring 61 with piston rod outer wall bearing fit, and described retracing spring is set between the apical ring inwall of the water seal seat of described piston rod and described piston bush.
Stretching as Fig. 2, shown in Figure 4 of piston rod, what wherein Fig. 2 showed is the cutaway view (when piston rod shrinks) of the utility model car headlamp low pressure purge device.Fig. 4 is the structural representation that the piston rod of the utility model car headlamp low pressure purge device is in the state of stretching out.
The bottom of piston bush 6 described in the utility model connects and connects a water inlet segment 8, and this water inlet segment 8 is connected with cleaning tank perforation in the automobile by connecting tube.
See also Fig. 2, and Fig. 5, Fig. 6 are consulted in cooperation.Described check valve 7 is arranged in the interior cavity of described nozzle holder, is positioned at described piston rod part.Described check valve 7 comprises check valve spring 71 and valve body 72.Top at described nozzle holder cavity is provided with spring perch, and described check valve spring 71 1 ends are enclosed within on the spring perch, and the other end is enclosed within on the valve body 72; Under the general state, described valve body is seated in described piston rod part (as shown in Figure 5), the blocking-up water outlet; When water impact, described valve body leaves described piston rod part, the path (shown in arrow among Fig. 4, Fig. 6) of make in the described piston bush, piston rod is interior, nozzle holder is sprayed water passage, water spray ball water exit forms current.
See also Fig. 7, Fig. 8, and Fig. 3, Fig. 4 are consulted in cooperation.The utility model car headlamp low pressure purge device also comprises support and connection parts 9; Described support and connection parts comprise that the rack body 91 and of a tubulose is the angle bonded assembly with this rack body and is connected support 92, can also comprise a strut member 93; Described piston bush 6 outer walls are provided with at least one and are used for friction tight raised line 62, present embodiment is provided with four raised lines, the rack body of described support and connection parts is fastened on the described piston bush, with the support and connection of described car headlamp low pressure purge device at automobile front beam main body 100 inwalls.In the present embodiment, described automobile front beam main body 100 inwalls comprise also and are provided with a socket 101 that the connection support 92 of described support and connection parts is plugged on the described socket, captives joint with the automobile front beam main body inner wall.The anterior corresponding position of the nozzle holder of automobile front beam main body and the utility model head lamp low pressure purge device is provided with and can allows the nozzle holder of described head lamp low pressure purge device stretch out the containing hole of withdrawal, for keeping the overall aesthetics of described automobile front beam main body, present embodiment hides 102 in the anterior hole consistent with described containing hole shape that connect of the nozzle holder of described low pressure Headlamp cleaner.During cleaning, described nozzle holder driving automobile front bumper fritter 102 together reaches automobile front beam main body outer (as shown in Figure 8); Clean and finish, described nozzle holder drives the hole and hides 102 together withdrawals, and the hole hides 102 and just hides on the containing hole of this automobile front beam main body, does not influence the globality of automobile front beam main body.
Principle of work of the present utility model is: protect before the utility model low pressure Headlamp cleaner is inserted into by the support and connection parts, assembling is firm and fit is simple.When driver and crew open the cleaning device switch, water pump can produce the current of a pressure greater than 200kPa, current flow into cleaning device by pipeline, its job order is as follows: current promote water seal and piston rod upwards extends, at this moment, water spray ball and nozzle holder are opened check valve (as shown in Figure 4) also along with extending upward together when hydraulic pressure acquires a certain degree, daily water 300 from the ejection of water spray ball, carry out the cleaning (see figure 8) of head lamp lampshade 200 along runner.Clean to finish, under the effect of the spring force of retracing spring, piston rod is withdrawn automatically, hides and car body inside again, has also kept the attractive in appearance of profile when aerodynamic requires.
The utility model is guaranteeing under installation dimension, the up-to-standard prerequisite of cleaning efficiency, inner structure to cleaning device is carried out ingenious design, make the reduced profile about 50% of whole cleaning device, and open pressure and be reduced to about 80kPa half of unlatching pressure of popular cleaning device (almost have only now).Smaller profile helps the assembling at various small spaces; Less unlatching pressure reduces the requirement of water pump, helps prolonging the water pump life-span.
Claims (7)
1. a car headlamp low pressure purge device comprises: nozzle holder, water spray ball, piston rod, water seal, retracing spring, piston bush; Described nozzle holder is provided with cavity, and an end opening is provided with the water spray passage that connects with cavity on nozzle holder; Described water spray ball is arranged on the described nozzle holder, this water spray ball be provided with described nozzle holder on the water exit that connects of water spray passage, the oral area of described water exit is a water injector; The open end inwall of the head of described piston rod and described nozzle holder is connected, and the bottom of this piston rod is provided with water seal by the water seal seat; Described piston rod is located in the described piston bush, and described water seal slidably contacts with the piston bush inwall; Described retracing spring is set between the top inner wall of the water seal seat of described piston rod and described piston bush; The inner chamber of described piston bush, piston rod, nozzle holder and water spray ball connects;
It is characterized in that described piston bush is made of plastics;
Also comprise a check valve, described check valve is arranged in the described nozzle holder, is positioned at described piston rod part.
2. a kind of car headlamp low pressure purge device according to claim 1 is characterized in that described nozzle holder is provided with ball-and-socket, and described ball-and-socket is provided with the water spray passage that connects with cavity; Described water spray ball is arranged in the ball-and-socket, and the water exit of described water spray ball connects with the water spray passage of described ball-and-socket and is connected.
3. a kind of car headlamp low pressure purge device according to claim 1 is characterized in that described check valve comprises check valve spring and valve body; Described nozzle holder inner top is provided with spring perch, and described check valve spring one end is enclosed within on the spring perch, and the other end is enclosed within on the valve body; Under the general state, described valve body is seated in described piston rod part; When water impact, described valve body leaves described piston rod part, the path of make in the described piston bush, piston rod is interior, nozzle holder is sprayed water passage, water spray ball water exit forms current.
4. a kind of car headlamp low pressure purge device according to claim 1 is characterized in that, also comprises support and connection parts; Described support and connection parts comprise that the rack body and of a tubulose is the angle bonded assembly with this rack body and is connected support; Described piston bush outer wall is provided with at least one and is used for friction tight raised line, and the rack body of described support and connection parts is fastened on the described piston bush, with the support and connection of described car headlamp low pressure purge device in the automobile front beam main body inner wall.
5. a kind of car headlamp low pressure purge device according to claim 4, it is characterized in that, described automobile front beam main body inner wall comprises also and is provided with a socket that the connection support of described support and connection parts is plugged on the described socket, captives joint with the automobile front beam main body inner wall.
6. a kind of car headlamp low pressure purge device according to claim 1 is characterized in that the water injector of described water spray ball is horn-like.
7. car headlamp low pressure purge device according to claim 1 is characterized in that, described piston bush bottom also comprises a water inlet segment, is connected with cleaning tank perforation in the automobile by connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205231885U CN201800683U (en) | 2010-09-09 | 2010-09-09 | Low pressure washer for automobile headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205231885U CN201800683U (en) | 2010-09-09 | 2010-09-09 | Low pressure washer for automobile headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201800683U true CN201800683U (en) | 2011-04-20 |
Family
ID=43870200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205231885U Expired - Lifetime CN201800683U (en) | 2010-09-09 | 2010-09-09 | Low pressure washer for automobile headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201800683U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394338A (en) * | 2019-07-03 | 2019-11-01 | 安徽仁能达医疗科技有限公司 | A tubing perfusion cleaning basin for medical instruments |
| CN116091795A (en) * | 2022-04-25 | 2023-05-09 | 江苏日盈电子股份有限公司 | Pollution judgment method, pollution judgment system and cleaning method for vehicle-mounted camera |
-
2010
- 2010-09-09 CN CN2010205231885U patent/CN201800683U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394338A (en) * | 2019-07-03 | 2019-11-01 | 安徽仁能达医疗科技有限公司 | A tubing perfusion cleaning basin for medical instruments |
| CN116091795A (en) * | 2022-04-25 | 2023-05-09 | 江苏日盈电子股份有限公司 | Pollution judgment method, pollution judgment system and cleaning method for vehicle-mounted camera |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314000, Room 401, building 1539, Chengnan Road, Zhejiang, Jiaxing Co-patentee after: Koboda technology, Limited by Share Ltd Patentee after: Zhejiang Keboda Industrial Co., Ltd. Address before: 314000, Room 401, building 1539, Chengnan Road, Zhejiang, Jiaxing Co-patentee before: Keboda Technology Corp. Patentee before: Zhejiang Keboda Industrial Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110420 |
|
| CX01 | Expiry of patent term |