CN219915521U - Ozone decomposition catalyst testing device - Google Patents
Ozone decomposition catalyst testing device Download PDFInfo
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- CN219915521U CN219915521U CN202320668997.2U CN202320668997U CN219915521U CN 219915521 U CN219915521 U CN 219915521U CN 202320668997 U CN202320668997 U CN 202320668997U CN 219915521 U CN219915521 U CN 219915521U
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- reactor
- ozone
- testing device
- sliding seat
- catalyst testing
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 239000003054 catalyst Substances 0.000 title claims abstract description 60
- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 238000000354 decomposition reaction Methods 0.000 title abstract description 33
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 42
- 238000005949 ozonolysis reaction Methods 0.000 claims abstract description 19
- 229910000604 Ferrochrome Inorganic materials 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000003421 catalytic decomposition reaction Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
The utility model discloses an ozonolysis catalyst testing device, which comprises an ozone generator and a reactor, wherein the reactor is tubular, two ends of the reactor are respectively called an upstream end and a downstream end, the ozone generator is provided with an air supply port, the air supply port is communicated with the upstream end, and the upstream end and the downstream end are respectively provided with an ozone detector; the reactor is provided with a sliding seat, the sliding seat penetrates through the reactor along the radial direction of the reactor, the sliding seat is in sliding connection with the reactor, the sliding seat is provided with at least two placing grooves, the distance between the two placing grooves is not smaller than the outer diameter of the reactor, and one placing groove is provided with a contrast object and is arranged in the reactor. The two standing grooves are used for placing the contrast and the ozone decomposition catalyst, the slippage seat is arranged, the contrast and the ozone decomposition catalyst can be conveniently switched, the influence of the contrast and the ozone decomposition catalyst on ozone decomposition can be respectively tested during use, and the contrast is arranged, so that the variable is controlled to be only the presence or absence of the catalyst, and the test error is reduced.
Description
Technical Field
The utility model relates to the technical field of testing, in particular to an ozone decomposition catalyst testing device.
Background
In places where daily life works, a large amount of ozone is generated, such as water treatment plants, copying shops, factory electric rooms and the like, ozone can be rapidly dispersed and decomposed in open areas, but in closed areas such as rooms, ozone can be accumulated, and excessive ozone can be inhaled to cause harm to human bodies, so that an air purifier containing an ozone decomposition catalyst is required to be arranged in relevant places to decompose ozone. Among them, the performance of the ozone catalyst is an important factor affecting ozone decomposition, and thus it is necessary to design a test device for testing the performance of the ozone decomposition catalyst.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides an ozonolysis catalyst testing device.
The ozone decomposition catalyst testing device comprises an ozone generator and a reactor, wherein the reactor is tubular, two ends of the reactor are respectively called an upstream end and a downstream end, the ozone generator is provided with an air supply port, the air supply port is communicated with the upstream end, and the upstream end and the downstream end are respectively provided with an ozone detector; the reactor is provided with a sliding seat, the sliding seat penetrates through the reactor along the radial direction of the reactor, the sliding seat is in sliding connection with the reactor, the sliding seat is provided with at least two placing grooves, the distance between the two placing grooves is not smaller than the outer diameter of the reactor, and one placing groove is provided with a contrast object and is arranged in the reactor.
The ozone decomposition catalyst testing device provided by the embodiment of the utility model has at least the following technical effects: when the ozone generator is used, the ozone generator can be started to enable ozone to flow from the upstream end to the downstream end of the reactor, and the two ozone detectors can detect the ozone concentration at the upstream end and the downstream end of the reactor; the two standing grooves are used for placing the contrast and the ozone decomposition catalyst, the slippage seat is arranged, the contrast and the ozone decomposition catalyst can be conveniently switched, the influence of the contrast and the ozone decomposition catalyst on ozone decomposition can be respectively tested during use, and the contrast is arranged, so that the variable is controlled to be only the presence or absence of the catalyst, and the test error is reduced.
According to some embodiments of the utility model, the control comprises a plurality of granular elements. The granular contrast substance is arranged, so that the shapes of the contrast substance and the ozonolysis catalyst tend to be consistent, and errors caused by different air flow resistances due to different shapes are reduced.
According to some embodiments of the utility model, the control comprises a honeycomb member. The granular contrast substance is arranged, so that the shapes of the contrast substance and the ozonolysis catalyst tend to be consistent, and errors caused by different air flow resistances due to different shapes are reduced.
According to some embodiments of the utility model, the control is a ferrochrome member. Ferrochrome is basically not corroded by ozone, and is suitable for being used as a material of a control object.
According to some embodiments of the utility model, the reactor is vertically arranged, the placing groove vertically penetrates through the sliding seat, and a separation net is arranged at the bottom of the placing groove. This facilitates placement of the control or ozone decomposing catalyst to the placement tank, and the screen allows ozone to pass through the placement tank and prevents the control or ozone catalyst from falling out.
According to some embodiments of the utility model, the reactor has an upstream chamber and a downstream chamber, the placement groove is provided between the upstream chamber and the downstream chamber, and the upstream chamber and the downstream chamber are communicated through the placement groove. Most of ozone passes through the placing groove, so that the catalytic effect of the ozone decomposition catalyst is better, and the test result is more visual.
According to some embodiments of the utility model, the ozone decomposition catalyst testing device further comprises an air pump having an air outlet in communication with the upstream end. The gas flowing to the placing groove is a mixture of air and ozone, and is consistent with the actual scene, so that the decomposition of the ozone is closer to the actual use condition, and the test result of the ozone decomposition catalyst is more practical.
According to some embodiments of the utility model, the ozone decomposition catalyst testing apparatus further comprises a mixing tank provided with three connection ports, which are respectively communicated with the air supply port, the air outlet port and the upstream end. By providing a mixing box, the air and ozone are pre-mixed before entering the reactor, and the ozone and air are more evenly mixed.
According to some embodiments of the utility model, a flow meter is arranged in series between the upstream end and the mixing tank. Thus, the flow rate data of the mixed gas can be obtained, and the rate of ozonolysis can be calculated by combining the flow rate data with the concentration data measured by the two ozone detectors.
According to some embodiments of the utility model, the downstream end is provided with an ozone absorbing device. By arranging the ozone absorbing device, ozone discharged from the reactor is absorbed, so that the test personnel are prevented from absorbing excessive ozone.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of an ozonolysis catalyst testing apparatus according to an embodiment of the utility model;
fig. 2 is a schematic cross-sectional structural view of the reactor in fig. 1.
In the accompanying drawings:
a 100-reactor; 101-an upstream end; 102-downstream end; 103-sealing rings; 110-an ozone detector; 120-sliding seat; 121-a placement groove; 122-a screen; 123-control; 200-a breather pipe; 210-a flow meter; 300-mixing box; a 310-ozone generator; 320-air pump; 400-ozone absorption device.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model. Further, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. is understood to exclude the present number, and the meaning of above, below, within, etc. is understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
An ozonolysis catalyst testing apparatus according to an embodiment of the utility model is described below with reference to fig. 1 and 2.
The ozonolysis catalyst testing device of the embodiment of the utility model comprises an ozone generator 310 and a reactor 100, wherein the reactor 100 is tubular, two ends of the reactor 100 are respectively called an upstream end 101 and a downstream end 102, the ozone generator 310 is provided with an air inlet, the air inlet is communicated with the upstream end 101, and the upstream end 101 and the downstream end 102 are respectively provided with an ozone detector 110; the reactor 100 is provided with a sliding seat 120, the sliding seat 120 penetrates through the reactor 100 along the radial direction of the reactor 100, the sliding seat 120 is in sliding connection with the reactor 100, the sliding seat 120 is provided with at least two placing grooves 121, the distance between the two placing grooves 121 is not smaller than the outer diameter of the reactor 100, and one placing groove 121 is provided with a contrast 123 and is arranged in the reactor 100.
For example, as shown in fig. 1, the reactor 100 may be a tubular member having a rectangular cross section, the reactor 100 is vertically disposed, the upper end of the reactor 100 is an upstream end 101, the lower end of the reactor 100 is a downstream end 102, and the lower end of the reactor 100 is provided with an ozone absorbing device 400 to absorb ozone after being tested; of course, the lower end of the reactor 100 may be the upstream end 101, the upper end of the reactor 100 is the downstream end 102, and the upper end of the reactor 100 is provided with an exhaust pipe to be communicated to the outside, because the ozone for experimental test is only small, and a small amount of ozone can be directly discharged into the open environment, the ozone can be rapidly decomposed, and the influence on the environment is avoided; the ozone generator 310 and the ozone detector 110 are both commercially available items, and the structure thereof will not be described herein, the ozone detector 110 can detect the concentration of ozone, and the ozone detector 110 can be disposed on the inner wall of the reactor 100.
The sliding seat 120 is in a rectangular column shape which is transversely arranged, openings are formed in the left wall and the right wall of the reactor 100 for the sliding seat 120 to pass through, the sliding seat 120 is in sliding connection with the reactor 100 in an inserting mode, and a sealing ring 103 can be arranged at the edge of the opening to seal between the sliding seat 120 and the edge of the opening; referring to fig. 2, a plurality of placement grooves 121 are sequentially spaced apart in an axial direction of the sliding seat 120, a distance between two adjacent placement grooves 121 may be equal to an outer diameter of the reactor 100, a reference 123 is detachably connected to the placement grooves 121, and the reference 123 is detachably placed in the placement grooves 121.
In use, ozone generator 310 can be activated to flow ozone from upstream end 101 to downstream end 102 of reactor 100, and two ozone detectors 110 can detect the concentration of ozone at upstream end 101 and downstream end 102 of reactor 100; the two placing grooves 121 are used for placing the contrast 123 and the ozonolysis catalyst, and by arranging the sliding seat 120, the contrast 123 and the ozonolysis catalyst can be conveniently switched, when in use, the control object 123 and the ozone decomposition catalyst can be respectively tested for the influence on ozone decomposition, and by setting the control object 123, the variable is controlled to be only whether the catalyst exists or not, so that the test error is reduced. When the control 123 is located in the reactor 100, the concentrations of ozone at the upstream end 101 and the downstream end 102 are respectively referred to as a first concentration and a second concentration, then the ozonolysis catalyst to be tested is placed in the placing groove 121 located outside the reactor 100, then the sliding seat 120 is moved to move the ozonolysis catalyst into the reactor 100, at the time, the concentrations of ozone at the upstream end 101 and the downstream end 102 are respectively referred to as a third concentration and a fourth concentration, generally the first concentration and the third concentration are equal, the second concentration is greater than the fourth concentration, the difference between the first concentration and the second concentration reflects the natural decomposition portion of ozone in the process of passing through the reactor 100, the difference between the third concentration and the fourth concentration reflects the natural decomposition portion of ozone in the process of passing through the reactor 100, and the sum of the catalytic decomposition portion of the ozonolysis catalyst, and the difference between the second concentration and the fourth concentration reflects the catalytic decomposition portion of ozone by the ozonolysis catalyst, and the difference between the second concentration and the fourth concentration is greater represents that the catalyst has better effect. It should be noted that if the reference 123 is not provided, ozone itself is decomposed easily, so that ozone itself is decomposed to some extent when passing through the reactor 100, and the flow speed and flow direction of the air flow are different when passing through the reactor 100, which affects the test result.
In some embodiments of the utility model, control 123 comprises a plurality of granular elements. Most of the ozone decomposition catalysts in the market are granular, and the arrangement of the granular control substance 123 can enable the shapes of the control substance 123 and the ozone decomposition catalysts to be consistent, so that errors caused by different air flow resistances due to different shapes are reduced.
In some embodiments of the utility model, contrast 123 comprises a honeycomb member. The ozone decomposition catalyst on the market is also partially honeycomb-shaped, and the granular comparison object 123 is arranged, so that the shape of the comparison object 123 and the shape of the ozone decomposition catalyst tend to be consistent, and errors caused by different air flow resistances due to different shapes are reduced. The sliding seat 120 may be further provided with three placement grooves 121, and the three placement grooves 121 are used for preventing the honeycomb control group, the granular control group and the catalyst, respectively.
In some embodiments of the utility model, control 123 is a ferrochrome member. Ferrochrome is substantially free of ozone corrosion and is suitable as a material for control 123. Of course, other materials that have less impact on the breakdown of ozone may be used for control 123.
In some embodiments of the present utility model, the reactor 100 is vertically disposed, the placement groove 121 vertically penetrates the sliding seat 120, and the bottom of the placement groove 121 is provided with the screen 122. The placement tank 121 is open at the top and provided with a screen 122 at the bottom, so that the control 123 or ozone decomposition catalyst can be placed to the placement tank 121, and the screen 122 allows ozone to pass through the placement tank 121 and prevents the control 123 or ozone catalyst from falling.
In some embodiments of the utility model, the reactor 100 has an upstream chamber and a downstream chamber, with the placement slot 121 disposed therebetween, the upstream chamber and the downstream chamber being in communication through the placement slot 121. The upstream cavity, the placing groove 121 and the downstream cavity are sequentially communicated between the upstream end 101 and the downstream end 102, and the area between the upstream cavity and the downstream cavity and the part except the placing groove 121 can be sealed by using a baffle plate, so that most of ozone passes through the placing groove 121, the catalytic effect of the ozonolysis catalyst is better, and the test result is more visual.
In some embodiments of the present utility model, the ozone decomposition catalyst testing device further comprises an air pump 320, the air pump 320 having an air outlet, the air outlet being in communication with the upstream end 101. The gas flowing to the placing groove 121 is a mixture of air and ozone, and the decomposition of the ozone is closer to the actual use condition consistent with the actual scene, and the test result of the ozone decomposition catalyst has more practical value.
In some embodiments of the present utility model, the ozonolysis catalyst testing apparatus further comprises a mixing box 300, wherein the mixing box 300 is provided with three connection ports, and the connection ports are respectively communicated with the air inlet, the air outlet and the upstream end 101. The three connectors are respectively arranged at the left side, the upper side and the right side of the mixing box 300, the ozone generator is arranged at the left side of the mixing box 300 and connected with the connector at the left side, the air pump is arranged at the right side of the mixing box 300 and connected with the connector at the right side, and the vent pipe 200 is connected with the connector at the upper side; by providing the mixing box 300, the air and ozone are pre-mixed prior to entering the reactor 100, and the ozone and air are more evenly mixed.
In some embodiments of the utility model, a flow meter 210 is provided in series between the upstream end 101 and the mixing tank 300. The upstream end 101 is connected with one of the connectors of the mixing box 300 through a vent pipe 200, and a flowmeter 210 is arranged on the vent pipe 200; in this way, the flow rate data of the mixed gas can be obtained, and the rate of ozonolysis can be calculated by combining the flow rate data with the concentration data measured by the two ozone detectors 110.
In some embodiments of the utility model, downstream end 102 is provided with an ozone absorbing device 400. The ozone absorbing device 400 is a commercially available product, and the structure thereof will not be described herein; by providing the ozone absorbing device 400, ozone discharged from the reactor 100 is absorbed, and a tester in the vicinity of the ozonolysis catalyst testing device is prevented from inhaling excessive ozone.
While the preferred embodiment of the present utility model has been illustrated and described, the present utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present utility model, and these equivalent modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. An ozonolysis catalyst testing device is characterized in that: the device comprises an ozone generator (310) and a reactor (100), wherein the reactor (100) is tubular, two ends of the reactor (100) are respectively called an upstream end (101) and a downstream end (102), the ozone generator (310) is provided with an air supply port, the air supply port is communicated with the upstream end (101), and the upstream end (101) and the downstream end (102) are respectively provided with an ozone detector (110); the reactor (100) is provided with a sliding seat (120), the sliding seat (120) penetrates through the reactor (100) along the radial direction of the reactor (100), the sliding seat (120) is in sliding connection with the reactor (100), the sliding seat (120) is provided with at least two placing grooves (121), the distance between the two placing grooves (121) is not smaller than the outer diameter of the reactor (100), and one placing groove (121) is provided with a contrast object (123) and is arranged in the reactor (100).
2. The ozone decomposing catalyst testing device as claimed in claim 1, wherein: the control (123) includes a plurality of granular members.
3. The ozone decomposing catalyst testing device as claimed in claim 1, wherein: the control (123) includes a honeycomb member.
4. The ozone decomposing catalyst testing device as claimed in claim 1, wherein: the control (123) is a ferrochrome member.
5. The ozone decomposing catalyst testing device as claimed in claim 1, wherein: the reactor (100) is vertically arranged, the placing groove (121) vertically penetrates through the sliding seat (120), and a separation net (122) is arranged at the bottom of the placing groove (121).
6. The ozone decomposing catalyst testing device as claimed in claim 5, wherein: the reactor (100) has an upstream chamber and a downstream chamber, the placement groove (121) is provided between the upstream chamber and the downstream chamber, and the upstream chamber and the downstream chamber are communicated through the placement groove (121).
7. The ozone decomposing catalyst testing device as claimed in claim 1, wherein: also included is an air pump (320), the air pump (320) having an air outlet in communication with the upstream end (101).
8. The ozone decomposing catalyst testing device as claimed in claim 7, wherein: the device further comprises a mixing box (300), wherein the mixing box (300) is provided with three connecting ports, and the connecting ports are respectively communicated with the air supply port, the air outlet port and the upstream end (101).
9. The ozone decomposing catalyst testing device as claimed in claim 8, wherein: a flowmeter (210) is arranged in series between the upstream end (101) and the mixing box (300).
10. The ozone decomposing catalyst testing device as claimed in claim 1, wherein: the downstream end (102) is provided with an ozone absorbing device (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320668997.2U CN219915521U (en) | 2023-03-29 | 2023-03-29 | Ozone decomposition catalyst testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320668997.2U CN219915521U (en) | 2023-03-29 | 2023-03-29 | Ozone decomposition catalyst testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219915521U true CN219915521U (en) | 2023-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320668997.2U Active CN219915521U (en) | 2023-03-29 | 2023-03-29 | Ozone decomposition catalyst testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219915521U (en) |
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2023
- 2023-03-29 CN CN202320668997.2U patent/CN219915521U/en active Active
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