CN210119436U - Ultraviolet ozone concentration measuring device with shading and ventilating joint - Google Patents
Ultraviolet ozone concentration measuring device with shading and ventilating joint Download PDFInfo
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- CN210119436U CN210119436U CN201920426229.XU CN201920426229U CN210119436U CN 210119436 U CN210119436 U CN 210119436U CN 201920426229 U CN201920426229 U CN 201920426229U CN 210119436 U CN210119436 U CN 210119436U
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- ultraviolet light
- guide channel
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- air guide
- cavity
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Abstract
The utility model discloses a device for measuring ozone concentration by ultraviolet light with shading ventilation joint, including hollow and lightproof base, be equipped with the cavity in the base, the base is equipped with air inlet and gas outlet communicating with the cavity, air inlet and gas outlet are connected with the joint respectively, the joint contains the joint body of connecting on the base, be equipped with first air guide channel and second air guide channel on the joint body, the inner of first air guide channel staggers completely with the inner of second air guide channel, be equipped with the transitional coupling hole that communicates the inner of first air guide channel and the inner of second air guide channel in the joint body, be equipped with light trap A and light trap C communicating with the cavity on the base, the base is located light trap A and is equipped with ultraviolet light generating device, the base is located light trap C and still is equipped with the ultraviolet light sensor B that is used for measuring ultraviolet light beam a intensity; avoid external light to get into the cavity through the gas pocket that connects and influence the measuring accuracy when carrying out ozone concentration detection.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an ozone concentration testing arrangement specifically is a take device of ultraviolet ray measurement ozone concentration of shading joint of ventilating.
[ background of the invention ]
At present, most of ozone concentration testers at home and abroad adopt an electrochemical method, the ozone concentration tester adopting the electrochemical method has short service life and high use cost, so people invent a method for measuring the ozone concentration by adopting ultraviolet light, namely, ozone is introduced into a closed lightproof cavity, then the ultraviolet light with specific wavelength is used for irradiating the ozone in the cavity, and a sensor is used for detecting the change of the ultraviolet light after being absorbed by the ozone to measure the concentration of the ozone.
The test will be carried out under sealed and dark environment, leads to ozone and can introduce the miscellaneous light and get into in the cavity through current straight-through connects to the cavity, influences the measuring accuracy.
In addition, the accuracy of the test is affected by factors such as temperature, and it is important to add a contrast test for this purpose.
The utility model discloses it is not enough to solve prior art and research and propose promptly.
[ Utility model ] content
In order to solve the technical problem, the utility model discloses a device for measuring ozone concentration by ultraviolet light with shading ventilation joint, which comprises a hollow and lightproof base, wherein a cavity is arranged in the base, the base is provided with an air inlet and an air outlet which are communicated with the cavity, the air inlet and the air outlet are respectively connected with a joint, the joint comprises a joint body connected on the base, the joint body is provided with a first air guide channel and a second air guide channel, the inner end of the first air guide channel is completely staggered with the inner end of the second air guide channel, the joint body is internally provided with a transitional connecting hole for communicating the inner end of the first air guide channel with the inner end of the second air guide channel, the base is provided with a light hole A and a light hole C which are communicated with the cavity, the base is provided with an ultraviolet light generating device which emits ultraviolet light beams a into the cavity and is positioned at the light hole A, and an ultraviolet light sensor B for measuring the intensity of the ultraviolet light beam a is also arranged on the base and positioned at the light hole C.
The ultraviolet ozone concentration measuring device with the shading and ventilating connector is characterized in that a connector part connected with an air guide pipe is arranged at one end of the connector body, an external thread part in threaded connection with the base is arranged at the other end of the connector body, an annular groove is formed in the external thread part, the inner end of the second air guide channel is communicated with the annular groove, and the inner end of the first air guide channel is communicated with the annular groove through the transitional connecting hole.
According to the ultraviolet light ozone concentration measuring device with the shading and ventilating joint, the first air guide channel is in a cylindrical hole shape, the second air guide channel is in a cylindrical hole shape, and the central axis of the first air guide channel is parallel to the central axis of the second air guide channel.
According to the ultraviolet light ozone concentration measuring device with the shading ventilation joint, the central axis of the transitional connecting hole is perpendicular to the central axis of the first air guide channel.
The device for measuring the ozone concentration by using the ultraviolet light with the shading ventilation joint is characterized in that a light splitting lens for dividing the cavity into a closed cavity A and a closed cavity B is arranged on the base, the air inlet and the air outlet are respectively communicated with the cavity B to allow the ozone to enter the cavity B, the ultraviolet light beam emitted by the ultraviolet light generating device is reflected by the light splitting lens to obtain an ultraviolet light beam B, the ultraviolet light beam emitted by the ultraviolet light generating device is refracted by the light splitting lens to obtain an ultraviolet light beam C, the ultraviolet light beam C sequentially passes through the cavity B and the light hole C to be detected by the ultraviolet light sensor B, the base is further provided with a light hole B for the ultraviolet light beam B to pass through, and the ultraviolet light sensor A for measuring the intensity of the ultraviolet light beam B is arranged on the base and positioned at the light hole B.
According to the ultraviolet light ozone concentration measuring device with the shading ventilation joint, the included angle between the ultraviolet light beam a and the spectroscope is 45 degrees, so that the ultraviolet light beam b is perpendicular to the ultraviolet light beam a, and the ultraviolet light beam c is parallel to the ultraviolet light beam a.
The ultraviolet light ozone concentration measuring device with the light-shielding ventilation joint is characterized in that the base is provided with a light shielding plate A for shielding the ultraviolet light generating device, and the base is provided with a light shielding plate B for shielding the ultraviolet light sensor B.
Compared with the prior art, the utility model has the advantages of as follows:
1. the utility model discloses a set up first air guide channel and second air guide channel on connecting the body, and the inner of first air guide channel staggers completely with the inner of second air guide channel, communicate first air guide channel and second air guide channel through the transitional coupling hole, can completely cut off the light that comes the joint outer end, avoid carrying out the in-process that ozone concentration detected, external light gets into the accuracy of influence test in dark and the sealed cavity through the gas pocket that connects, improves the measuring accuracy.
2. The utility model discloses can increase the data of contrast test, can improve the accuracy of test through carrying out the analysis back to test data.
[ description of the drawings ]
The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is a schematic structural diagram of the middle joint according to the present invention;
fig. 5 is a second schematic structural view of the middle joint of the present invention;
FIG. 6 is a schematic view of a full section of the middle joint of the present invention;
fig. 7 is a schematic perspective sectional view of the middle joint of the present invention.
[ detailed description ] embodiments
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 7, the ultraviolet light ozone concentration measuring device with the light-shielding ventilation joint of the embodiment includes a hollow and light-tight base 2, a cavity 200 is disposed in the base 2, the base 2 is provided with an air inlet 203 and an air outlet 204 communicated with the cavity 200, the air inlet 203 and the air outlet 204 are respectively connected with a joint, the joint includes a joint body 1 connected to the base 2, the joint body 1 is provided with a first air guide channel 101 and a second air guide channel 102, an inner end of the first air guide channel 101 is completely staggered with an inner end of the second air guide channel 102, the joint body 1 is provided with a transitional connection hole 103 communicating an inner end of the first air guide channel 101 with an inner end of the second air guide channel 102, the base 2 is provided with a light hole a205 and a light hole C207 communicated with the cavity 200, and the base 2 is provided with an ultraviolet light generating device 4 emitting an ultraviolet light beam a into the cavity 200 at the light hole a205 And an ultraviolet light sensor B6 for measuring the intensity of the ultraviolet light beam a is further arranged on the base 2 and at the position of the light transmission hole C207. The utility model discloses a set up first air guide channel and second air guide channel on connecting the body, and the inner of first air guide channel staggers completely with the inner of second air guide channel, communicate first air guide channel and second air guide channel through the transitional coupling hole, can completely cut off the light that comes the joint outer end, avoid carrying out the in-process that ozone concentration detected, external light gets into the accuracy of influence test in dark and the sealed cavity through the gas pocket that connects, improves the measuring accuracy.
In order to facilitate the installation of the joint, one end of the joint body 1 is provided with a joint part 11 connected with the gas guide pipe, the other end of the joint body 1 is provided with an external thread part 12 in threaded connection with the base 2, the external thread part 12 is provided with an annular groove 104, the inner end of the second gas guide channel 102 is communicated with the annular groove 104, and the inner end of the first gas guide channel 101 is communicated with the annular groove 104 through a transitional connecting hole 103; the adoption of the structure is convenient for the installation and the processing and the forming of the joint.
The joint can be formed by plastic material injection molding, in order to facilitate molding, the first air guide channel 101 is in a cylindrical hole shape, the second air guide channel 102 is in a cylindrical hole shape, and the central axis of the first air guide channel 101 is parallel to the central axis of the second air guide channel 102; the central axis of the transitional connecting hole 103 is perpendicular to the central axis of the first air guide channel 101.
In order to reduce the influence of environmental factors such as temperature on the test, for this purpose, contrast detection is added in the cavity, a light splitting lens 3 for dividing the cavity 200 into a closed cavity a201 and a closed cavity B202 is arranged on the base 2, the air inlet 203 and the air outlet 204 are respectively communicated with the cavity B202 for ozone to enter the cavity B202, an ultraviolet light beam emitted by the ultraviolet light generating device 4 is reflected by the light splitting lens 3 to obtain an ultraviolet light beam B, the ultraviolet light beam emitted by the ultraviolet light generating device 4 is refracted by the light splitting lens 3 to obtain an ultraviolet light beam C, the ultraviolet light beam C sequentially passes through the cavity B202 and the light transmitting hole C207 and then is detected by an ultraviolet light sensor B6, a light transmitting hole B206 for passing the ultraviolet light beam B is further arranged on the base 2, an ultraviolet light sensor a5 for measuring the intensity of the ultraviolet light beam B is arranged at the light transmitting hole B206 on the base 2, the ultraviolet light sensor A and the ultraviolet light sensor B adopt the same specification and model. By adopting the design, the data of the comparison test can be increased, and the test accuracy can be improved after the test data are analyzed.
In this embodiment, in order to reduce the overall volume, an included angle between the ultraviolet light beam a and the spectroscope 3 is 45 °, so that the ultraviolet light beam b is perpendicular to the ultraviolet light beam a, and the ultraviolet light beam c is parallel to the ultraviolet light beam a.
In order to avoid light leakage from the light holes a and C, a light shielding plate a91 for shielding the ultraviolet light generating device 4 is disposed on the base 2, and a light shielding plate B92 for shielding the ultraviolet light sensor B6 is disposed on the base 2.
The utility model discloses a wavelength is 250nm ~ 270 nm's ultraviolet ray and tests, and the beam split lens adopts JGS1 type glass.
Claims (6)
1. The utility model provides a take device of ozone concentration is measured to ultraviolet ray of shading joint of ventilating which characterized in that: the air-tight connector comprises a hollow and light-tight base (2), a cavity (200) is arranged in the base (2), the base (2) is provided with an air inlet (203) and an air outlet (204) which are communicated with the cavity (200), the air inlet (203) and the air outlet (204) are respectively connected with a connector, the connector comprises a connector body (1) connected onto the base (2), the connector body (1) is provided with a first air guide channel (101) and a second air guide channel (102), the inner end of the first air guide channel (101) and the inner end of the second air guide channel (102) are completely staggered, a transition connecting hole (103) for communicating the inner end of the first air guide channel (101) with the inner end of the second air guide channel (102) is arranged in the connector body (1), and the base (2) is provided with a light hole A (205) and a light hole C (207) which are communicated with the cavity (200), an ultraviolet light generating device (4) which emits ultraviolet light beams a into the cavity (200) is arranged on the base (2) and positioned at the light hole A (205), and an ultraviolet light sensor B (6) which is used for measuring the intensity of the ultraviolet light beams a is also arranged on the base (2) and positioned at the light hole C (207); the ultraviolet light sensor is characterized in that a light screen A (91) used for covering the ultraviolet light generating device (4) is arranged on the base (2), and a light screen B (92) used for covering the ultraviolet light sensor B (6) is arranged on the base (2).
2. The ultraviolet ozone concentration measuring device with the shading ventilation joint as claimed in claim 1, wherein: the one end of connecting body (1) is equipped with joint portion (11) of being connected with the air duct, the other end that connects body (1) is equipped with external screw thread portion (12) with base (2) threaded connection, external screw thread portion (12) on be equipped with ring channel (104), second air guide channel (102) inner and ring channel (104) intercommunication, the inner of first air guide channel (101) is through transition connecting hole (103) and ring channel (104) intercommunication.
3. The ultraviolet ozone concentration measuring device with the shading ventilation joint as claimed in claim 2, wherein: the first air guide channel (101) is in a cylindrical hole shape, the second air guide channel (102) is in a cylindrical hole shape, and the central axis of the first air guide channel (101) is parallel to the central axis of the second air guide channel (102).
4. The device for measuring the concentration of ozone by using ultraviolet light with the shading and ventilating joint as claimed in claim 3, wherein: the central axis of the transitional connecting hole (103) is vertical to the central axis of the first air guide channel (101).
5. The ultraviolet ozone concentration measuring device with the shading ventilation joint as claimed in claim 1, wherein: the base (2) is provided with a light splitting lens (3) which divides the cavity (200) into a closed cavity A (201) and a closed cavity B (202), the air inlet (203) and the air outlet (204) are respectively communicated with the cavity B (202) for ozone to enter the cavity B (202), the ultraviolet light beam emitted by the ultraviolet light generating device (4) is reflected by the beam splitter lens (3) to obtain an ultraviolet light beam b, the ultraviolet light beam emitted by the ultraviolet light generating device (4) is refracted by the beam splitter lens (3) to obtain an ultraviolet light beam c, the ultraviolet light beam C passes through the cavity B (202) and the light hole C (207) in sequence and then is detected by an ultraviolet light sensor B (6), the base (2) is also provided with a light hole B (206) for the ultraviolet light beam B to pass through, and an ultraviolet light sensor A (5) for measuring the intensity of the ultraviolet light beam B is arranged on the base (2) and positioned at the light hole B (206).
6. The ultraviolet ozone concentration measuring device with the shading ventilation joint as claimed in claim 5, wherein: an included angle between the ultraviolet light beam a and the beam splitting lens (3) is 45 degrees, so that the ultraviolet light beam b is perpendicular to the ultraviolet light beam a, and the ultraviolet light beam c is parallel to the ultraviolet light beam a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920426229.XU CN210119436U (en) | 2019-03-29 | 2019-03-29 | Ultraviolet ozone concentration measuring device with shading and ventilating joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920426229.XU CN210119436U (en) | 2019-03-29 | 2019-03-29 | Ultraviolet ozone concentration measuring device with shading and ventilating joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210119436U true CN210119436U (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920426229.XU Active CN210119436U (en) | 2019-03-29 | 2019-03-29 | Ultraviolet ozone concentration measuring device with shading and ventilating joint |
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| CN (1) | CN210119436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813669A (en) * | 2019-03-29 | 2019-05-28 | 深圳市科尔诺电子科技有限公司 | With ultraviolet light measurement ozone concentration device |
-
2019
- 2019-03-29 CN CN201920426229.XU patent/CN210119436U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813669A (en) * | 2019-03-29 | 2019-05-28 | 深圳市科尔诺电子科技有限公司 | With ultraviolet light measurement ozone concentration device |
| CN109813669B (en) * | 2019-03-29 | 2024-04-16 | 深圳市科尔诺电子科技有限公司 | Ozone concentration measuring device by ultraviolet light |
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