CN218546457U - Optical lens dustproof construction - Google Patents
Optical lens dustproof construction Download PDFInfo
- Publication number
- CN218546457U CN218546457U CN202222509067.0U CN202222509067U CN218546457U CN 218546457 U CN218546457 U CN 218546457U CN 202222509067 U CN202222509067 U CN 202222509067U CN 218546457 U CN218546457 U CN 218546457U
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- optical lens
- installation piece
- fixedly connected
- inlet channel
- casing
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Abstract
The utility model provides an optical lens dustproof construction, which comprises a housin, base member and intake pipe, the internally mounted of casing has the base member, the inner wall fixedly connected with intake pipe of casing, the first installation piece of one end fixedly connected with of shells inner wall is kept away from to the intake pipe, first inlet channel has been seted up to the inside of first installation piece, shells inner wall is located the other fixedly connected with mounting panel of base member, mounting panel and first installation piece fixed connection, the one end cooperation that the intake pipe was kept away from to first installation piece is installed the second installation piece, the second inlet channel has been seted up to the inside of second installation piece, this optical lens dustproof construction makes optical lens and laser instrument receive the protection of gas curtain, will detect the light path and the isolated division of air current that awaits measuring, greatly reduced detects the possibility that the light path is polluted by dirt particle in the air current that awaits measuring, avoid influencing the use.
Description
Technical Field
The utility model relates to an optical lens technical field especially relates to an optical lens dustproof construction.
Background
Inside the direct-reading dust concentration measuring instrument, in the process of detecting gas particles by using a laser, during gas inlet, gas to be detected with dust can pollute an optical lens arranged on the surface of the laser in the direct-reading dust concentration measuring instrument, so that the detection result has errors, and the use is influenced.
Therefore, it is desirable to provide a dustproof structure for an optical lens to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an optical lens dustproof construction, which comprises a housin, base member and intake pipe, the internally mounted of casing has the base member, the inner wall fixedly connected with intake pipe of casing, the first installation piece of one end fixedly connected with of shells inner wall is kept away from to the intake pipe, first inlet channel has been seted up to the inside of first installation piece, shells inner wall is located the other fixedly connected with mounting panel of base member, mounting panel and first installation piece fixed connection, the one end cooperation that the intake pipe was kept away from to first installation piece is installed the second installation piece, the second inlet channel has been seted up to the inside of second installation piece, the fixed surface of second inlet channel is connected with air inlet unit, the inside of second installation piece is provided with and installs laser instrument and optical lens, air inlet unit and laser instrument and optical lens cooperation installation.
Preferably, the top of the shell is symmetrically and fixedly connected with mounting seats, and the surfaces of the two mounting seats are provided with handles through torsion springs.
Preferably, the first air inlet passage exhibits a conical shape.
Preferably, air inlet unit includes toper piece, connecting block, circular recess, drum and filter, and second inlet channel fixed surface is connected with the connecting block, and the connecting block is close to first inlet channel's fixed surface is connected with the toper piece, and the circular recess has been seted up on the surface that the toper piece was kept away from to the connecting block, and laser instrument and optical lens all with circular recess fixed surface installation, the fixed surface of connecting block is connected with the drum, drum and the cooperation installation of first inlet channel, the filter is installed in the one end cooperation of drum.
Preferably, the surface of the first air inlet channel is fixedly connected with a stop block, the surface of the stop block is provided with a plurality of through holes, and the stop block is fixedly connected with the cylinder.
Preferably, the first mounting block and the second mounting block are fixedly connected with the mounting plate through screws.
Compared with the prior art, the utility model provides an optical lens dustproof construction possesses following beneficial effect:
the utility model discloses when admitting air, block through the dog, gaseous partly through the through-hole, another part is filtered by the filter, get into in the drum, give vent to anger from the drum other end, drum and connecting block surface cooperation, constitute a circle annular channel, form the gas curtain when the drum other end is given vent to anger, the gas through the through-hole then gives vent to anger through the annular channel that drum and second inlet channel formed, optical lens and laser instrument receive the gas curtain protection, will detect the light path and the air current that awaits measuring isolated and open, greatly reduced detects the possibility that the light path is polluted by the dirt particle in the air current that awaits measuring, avoid influencing the use.
Drawings
Fig. 1 is a schematic view of the internal structure of the housing of the present invention;
fig. 2 is a schematic view of the overall structure of the present invention;
fig. 3 is a schematic structural view of a second air inlet passage of the present invention;
fig. 4 is a schematic structural view of a first air inlet channel of the present invention;
fig. 5 is a schematic structural view of the stopper of the present invention;
fig. 6 is a schematic view of the structure of the conical block of the present invention.
In the figure: 1. a housing; 2. a substrate; 3. an air inlet pipe; 4. a first mounting block; 5. a first air intake passage; 6. mounting a plate; 7. a second mounting block; 8. a second intake passage; 9. an air intake device; 10. an optical lens; 11. a mounting seat; 12. a handle; 13. a conical block; 14. connecting blocks; 15. a circular groove; 16. a cylinder; 17. a filter; 18. a stopper; 19. a through hole; 20. a laser.
Detailed Description
Please refer to fig. 1 to 6, the utility model relates to an optical lens dustproof construction, which comprises a housin 1, base member 2 and intake pipe 3, the internally mounted of casing 1 has base member 2, the inner wall fixedly connected with intake pipe 3 of casing 1, the first installation piece 4 of one end fixedly connected with of casing 1 inner wall is kept away from to intake pipe 3, first inlet channel 5 has been seted up to the inside of first installation piece 4, first inlet channel 5 presents the toper, casing 1 inner wall is located the other fixedly connected with mounting panel 6 of base member 2, mounting panel 6 and first installation piece 4 fixed connection, first installation piece 4 is kept away from the one end cooperation of intake pipe 3 and is installed second installation piece 7, second inlet channel 8 has been seted up to the inside of second installation piece 7, the fixed surface of second inlet channel 8 is connected with air inlet unit 9, the inside of second installation piece 7 is provided with and installs laser instrument 20 and optical lens 10, air inlet unit 9 and laser instrument 20 and optical lens 10 cooperation installation.
The top symmetry fixedly connected with mount pad 11 of casing 1, handle 12 is installed through torque spring in the surface of two mount pads 11, is convenient for mention whole through handle 12, conveniently carries.
The surface of the first air inlet channel 5 is fixedly connected with a stop block 18, the surface of the stop block 18 is provided with a plurality of through holes 19, and the stop block 18 is fixedly connected with the cylinder 16 and can divide air.
The utility model discloses a theory of operation and use flow:
the base body 2 is the internal mechanism of the existing direct-reading dust concentration measuring instrument, wherein a display screen, a flowmeter, a battery component, a circuit board, an air pump and the like are included, the existing direct-reading dust concentration measuring instrument is mature technology, when air enters, the air is blocked by a stop block 18, one part of the air passes through a through hole 19, the other part of the air is filtered by a filter 17, the air enters a cylinder 16, the other end of the cylinder 16 is exhausted, the cylinder 16 is matched with the surface of a connecting block 14 to form an annular channel, an air curtain is formed when the other end of the cylinder 16 is exhausted, the air passing through the through hole 19 is exhausted through the annular channel formed by the cylinder 16 and a second air inlet channel 8, an optical lens 10 and a laser 20 are protected by the air curtain, and a detection light path and an air flow to be detected are isolated.
It is to be understood that the present invention has been described with reference to certain embodiments and that various changes or equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention as defined by the appended claims. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (6)
1. The utility model provides an optical lens dustproof construction, includes casing (1), base member (2) and intake pipe (3), the internally mounted of casing (1) has base member (2), inner wall fixedly connected with intake pipe (3) of casing (1), a serial communication port, the first installation piece (4) of one end fixedly connected with of casing (1) inner wall is kept away from in intake pipe (3), first inlet channel (5) have been seted up to the inside of first installation piece (4), casing (1) inner wall is located the other fixedly connected with mounting panel (6) of base member (2), mounting panel (6) and first installation piece (4) fixed connection, the one end cooperation that intake pipe (3) were kept away from in first installation piece (4) is installed second installation piece (7), second inlet channel (8) have been seted up to the inside of second installation piece (7), the fixed surface of second inlet channel (8) is connected with air inlet device (9), the internally mounted of second installation piece (7) has laser instrument (20) and optical lens (10), air inlet device (9) and optical lens (10) and optical lens installation.
2. An optical lens dust-proof structure according to claim 1, characterized in that: the top of casing (1) symmetry fixedly connected with mount pad (11), two handle (12) are installed through torsion spring in the surface of mount pad (11).
3. The optical lens dust-proof structure according to claim 1, characterized in that: the first intake passage (5) exhibits a conical shape.
4. The optical lens dust-proof structure according to claim 1, characterized in that: air inlet unit (9) include toper piece (13), connecting block (14), circular recess (15), drum (16) and filter (17), second inlet channel (8) fixed surface is connected with connecting block (14), connecting block (14) are close to fixed surface of first inlet channel (5) and are connected with toper piece (13), circular recess (15) have been seted up on the surface of toper piece (13) is kept away from in connecting block (14), laser instrument (20) and optical lens (10) all with circular recess (15) fixed surface installation, the fixed surface of connecting block (14) is connected with drum (16), drum (16) and first inlet channel (5) cooperation installation, filter (17) are installed in the one end cooperation of drum (16).
5. An optical lens dust-proof structure according to claim 4, characterized in that: the surface of the first air inlet channel (5) is fixedly connected with a stop block (18), a plurality of through holes (19) are formed in the surface of the stop block (18), and the stop block (18) is fixedly connected with the cylinder (16).
6. An optical lens dust-proof structure according to claim 1, characterized in that: the first mounting block (4) and the second mounting block (7) are fixedly connected with the mounting plate (6) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222509067.0U CN218546457U (en) | 2022-09-22 | 2022-09-22 | Optical lens dustproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222509067.0U CN218546457U (en) | 2022-09-22 | 2022-09-22 | Optical lens dustproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218546457U true CN218546457U (en) | 2023-02-28 |
Family
ID=85273902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222509067.0U Active CN218546457U (en) | 2022-09-22 | 2022-09-22 | Optical lens dustproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218546457U (en) |
-
2022
- 2022-09-22 CN CN202222509067.0U patent/CN218546457U/en active Active
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