CN220658574U - Lens purging device - Google Patents
Lens purging device Download PDFInfo
- Publication number
- CN220658574U CN220658574U CN202321844746.1U CN202321844746U CN220658574U CN 220658574 U CN220658574 U CN 220658574U CN 202321844746 U CN202321844746 U CN 202321844746U CN 220658574 U CN220658574 U CN 220658574U
- Authority
- CN
- China
- Prior art keywords
- air
- retaining wall
- purging
- pipe
- lens
- 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.)
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Links
- 238000010926 purge Methods 0.000 title claims abstract description 64
- 238000004887 air purification Methods 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims description 10
- 239000000428 dust Substances 0.000 abstract description 6
- 238000010408 sweeping Methods 0.000 abstract description 5
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a lens purging device, which comprises a purging component and an air purifying component; the purging component comprises a base and a purging pipe, an air inlet is formed in the outer circumference of the purging pipe, a circle of first retaining wall is arranged in the middle of the purging pipe, a first air channel is formed between the first retaining wall and the inner wall of the purging pipe, a conical air outlet is formed in the middle of the first retaining wall, and the first air channel is communicated with the air inlet and the air outlet; the base is of an annular structure, a circular opening is formed in the middle of the base, a conical second retaining wall is arranged on one side of the circular opening, facing the purging pipe, of the circular opening, the end part of the second retaining wall stretches into the first retaining wall, and an inclined second air duct is formed between the second retaining wall and the first retaining wall; and the air outlet end of the air purification assembly is connected with the air inlet of the purging pipe. The utility model can effectively prevent dust from entering and avoid contact pollution and damage to the equipment lens; the independent air purification component is added, so that the cleanliness of the sweeping gas is improved, and secondary pollution in the sweeping process is avoided.
Description
Technical Field
The utility model relates to the technical field of lens cleaning, in particular to a lens purging device.
Background
Under the working condition of continuous operation, a window lens of the coal quality online analyzer (hereinafter referred to as an analyzer) is easy to be polluted by dust, so that the using effect of the analyzer is affected. Therefore, a lens purge device is provided at the window lens to prevent dust from contacting the window lens by the airflow when the analyzer is in use.
At present, the structural design of the existing lens purging device is complex, the cleanliness and the pressure of an air source are not controlled, and if the air pressure is too large, the entrained dust particles can cause irreversible scratch on the lens, so that the service life of the lens is influenced.
Disclosure of Invention
In order to solve the problems, the utility model provides the lens purging device which is simple in structure and high in purging efficiency.
For this purpose, the technical scheme of the utility model is as follows: a lens purging device comprises a purging component and an air purifying component; the purging component comprises a base and a purging pipe, an air inlet is formed in the outer circumference of the purging pipe, a circle of first retaining wall is arranged in the middle of the purging pipe, a first air channel is formed between the first retaining wall and the inner wall of the purging pipe, a conical air outlet is formed in the middle of the first retaining wall, and the first air channel is communicated with the air inlet and the air outlet; the base is of an annular structure, a circular opening is formed in the middle of the base, a conical second retaining wall is arranged on one side of the circular opening, facing the purging pipe, of the circular opening, the end part of the second retaining wall stretches into the first retaining wall, and an inclined second air duct is formed between the second retaining wall and the first retaining wall; and the air outlet end of the air purification assembly is connected with the air inlet of the purging pipe.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the gas outlet of purge pipe is established to the gas outlet left end towards base one end, then the internal diameter of gas outlet left end is greater than gas outlet right-hand member internal diameter, and the gas outlet inner wall is equipped with 20 degrees inclinations.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the outer diameter of the left end of the second retaining wall on the base is larger than that of the right end of the second retaining wall, and the outer diameter of the right end of the second retaining wall is smaller than the inner diameter of the left end of the air outlet.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the first air channel is horizontal, one end of the first air channel is communicated with the air inlet of the purging pipe, the other end of the first air channel is communicated with the inclined second air channel, and the second air channel is communicated with the air outlet.
The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the air purification assembly comprises an air filtration pressure reducing valve, a ball valve and an air pipe, wherein the outlet end of the air filtration pressure reducing valve is sequentially connected with the pressure reducing valve, the ball valve and the air inlet of the purging pipe through the air pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. the base is arranged at the front end of the window mirror, and a first rotary air channel and a second rotary air channel are arranged between the air inlet and the air outlet, so that the air flow can be effectively prevented from directly scouring the lens, and the air flow is more uniform; the air outlet is internally provided with 20 degrees of inclination, so that the speed of the air flow is faster when the air flow passes through the air outlet, and dust can be effectively prevented from entering.
2. Controlling the pressure of the gas entering the purging pipe by using an air filtering pressure reducing valve to ensure that the gas is in a constant pressure range, and removing oil and water; the on-off of the purge pipe and the air purification component is controlled by a ball valve, and the pressure of the air flow is regulated by a pressure reducing valve, so that the air flow is kept in a reasonable range.
3. The utility model can avoid contact pollution and damage to the equipment lens in the equipment maintenance process; the independent air purification component is added, so that the cleanliness of the sweeping gas is improved, the sweeping efficiency is also improved, and secondary pollution in the sweeping process is avoided.
Drawings
The following is a further detailed description of embodiments of the utility model with reference to the drawings
FIG. 1 is a schematic view of the purge assembly of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the purge assembly of the present utility model;
FIG. 3 is an exploded view of the purge assembly of the present utility model;
FIG. 4 is a schematic view of the structure of the purge tube of the present utility model;
FIG. 5 is a schematic representation of the use of the present utility model.
Marked in the figure as: the air purifying device comprises a purging component 1, a base 11, a purging pipe 12, a second protective wall 13, an air inlet 14, a first protective wall 15, an air outlet 16, an air purifying component 2, an air filtering pressure reducing valve 21, a pressure reducing valve 22, a ball valve 23, an air pipe 24, a first air channel 31 and a second air channel 32.
Detailed Description
In the description of the present utility model, it should be noted that, for the azimuth words such as the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, only for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and should not be construed as limiting the specific protection scope of the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first", "a second" feature may explicitly or implicitly include one or more of such feature, and in the description of the present utility model, the meaning of "a number", "a number" is two or more, unless otherwise specifically defined.
See the drawings. The lens purging device comprises a purging component 1 and an air purifying component 2; the air purification assembly 2 comprises an air filtration pressure reducing valve 21, a pressure reducing valve 22, a ball valve 23 and an air pipe 24, wherein the outlet end of the air filtration pressure reducing valve 21 is sequentially connected with the pressure reducing valve 22, the ball valve 23 and the air inlet of the purging assembly 1 through the air pipe 24.
The purging component 1 comprises a base 11 and a purging pipe 12, the base 11 and the purging pipe 12 are fixedly connected through screws, and the base 11 can be installed on a window mirror. The base 11 is of an annular structure, a circular opening is formed in the middle of the base, a convex second retaining wall 13 is arranged on one side of the circular opening, facing the purging pipe, of the base, and the outer side of the second retaining wall 13 is of a conical structure, namely the outer diameter of the joint of the second retaining wall and the base is larger than that of the end part of the second retaining wall.
The utility model discloses a purge pipe, including purge pipe 12, gas inlet 14, first dado 15 and purge pipe 12 inner wall, first air channel 31 is the level form, be equipped with conical gas outlet 16 in the middle of the first dado 15, gas outlet 16 is established to the gas outlet left end towards base one end, then the internal diameter of gas outlet left end is greater than gas outlet right-hand member internal diameter, and the gas outlet inner wall is equipped with 20 degrees gradient.
The outer diameter of the right end of the second retaining wall 13 on the base is smaller than the inner diameter of the left end of the air outlet 16, so that the end part of the second retaining wall 13 can extend into the first retaining wall 15, and an inclined second air duct 32 is formed between the two; one end of the first air channel 31 is communicated with the air inlet 14 of the purging pipe, the other end of the first air channel is communicated with the inclined second air channel 32, and the second air channel is communicated with the air outlet 16.
Before use, the base is arranged on the window mirror, and the air inlet of the purging pipe and the air purifying component are connected by the air pipe. When the air purifier is used, firstly, the air filtering pressure reducing valve in the air purifying device is regulated, the pressure of air entering the purging pipe is controlled to be kept within a constant pressure range, and the air is deoiled and dewatered through the air filtering pressure reducing valve, so that the air is ensured to be clean; then open and get into the ball valve, adjust the pressure switch of relief pressure valve for in the air current that pressure is suitable gets into the gas blow pipe, get into from the air inlet, route first wind channel, second wind channel blow out from the gas outlet, avoid dust and window mirror lens contact, prevent that contact pollution and damage from appearing in the lens.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (5)
1. The utility model provides a camera lens sweeps device which characterized in that: comprises a purging component and an air purifying component; the purging component comprises a base and a purging pipe, an air inlet is formed in the outer circumference of the purging pipe, a circle of first retaining wall is arranged in the middle of the purging pipe, a first air channel is formed between the first retaining wall and the inner wall of the purging pipe, a conical air outlet is formed in the middle of the first retaining wall, and the first air channel is communicated with the air inlet and the air outlet; the base is of an annular structure, a circular opening is formed in the middle of the base, a conical second retaining wall is arranged on one side of the circular opening, facing the purging pipe, of the circular opening, the end part of the second retaining wall stretches into the first retaining wall, and an inclined second air duct is formed between the second retaining wall and the first retaining wall; and the air outlet end of the air purification assembly is connected with the air inlet of the purging pipe.
2. A lens purge apparatus according to claim 1, wherein: the gas outlet of purge pipe is established to the gas outlet left end towards base one end, then the internal diameter of gas outlet left end is greater than gas outlet right-hand member internal diameter, and the gas outlet inner wall is equipped with 20 degrees inclinations.
3. A lens purge apparatus according to claim 1, wherein: the outer diameter of the left end of the second retaining wall on the base is larger than that of the right end of the second retaining wall, and the outer diameter of the right end of the second retaining wall is smaller than the inner diameter of the left end of the air outlet.
4. A lens purge apparatus according to claim 1, wherein: the first air channel is horizontal, one end of the first air channel is communicated with the air inlet of the purging pipe, the other end of the first air channel is communicated with the inclined second air channel, and the second air channel is communicated with the air outlet.
5. A lens purge apparatus according to claim 1, wherein: the air purification assembly comprises an air filtration pressure reducing valve, a ball valve and an air pipe, wherein the outlet end of the air filtration pressure reducing valve is sequentially connected with the pressure reducing valve, the ball valve and the air inlet of the purging pipe through the air pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321844746.1U CN220658574U (en) | 2023-07-13 | 2023-07-13 | Lens purging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321844746.1U CN220658574U (en) | 2023-07-13 | 2023-07-13 | Lens purging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220658574U true CN220658574U (en) | 2024-03-26 |
Family
ID=90338969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321844746.1U Active CN220658574U (en) | 2023-07-13 | 2023-07-13 | Lens purging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220658574U (en) |
-
2023
- 2023-07-13 CN CN202321844746.1U patent/CN220658574U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |