Detection device for removing formaldehyde through photocatalysis

Abstract

The utility model discloses a detection device for photocatalytic formaldehyde removal, and belongs to the technical field of detection equipment. Which comprises a detection cabinet and is characterized in that a partition plate is integrally arranged in the middle of the detection cabinet and divides an inner cavity into a contrast cavity and an experiment cavity, cabinet doors are arranged on the left side and the right side of the front face of the detection cabinet, a plurality of handles are arranged on the cabinet doors, and cushion blocks are arranged on the front face of the partition plate; a plurality of lock heads are arranged on the front surface of the cushion block and correspond to handles of the cabinet doors on the two sides; according to the utility model, two groups of contrast cavities and experiment cavities are respectively arranged in the detection cabinet, detection fabrics made of different materials are placed in the two cavities, and a contrast experiment is carried out in a corresponding internal communicated environment, so that the whole experiment data is more standard.

Description

Technical Field

[0001] The utility model belongs to the technical field of detection equipment, and in particular relates to a detection device for photocatalytic formaldehyde removal. Background Art

[0002] Formaldehyde testing refers to the quantitative detection of formaldehyde contained in air, water, food, clothing, boards, leather, etc. through specific methods or instruments.

[0003] With the development of science and technology, nano-photocatalytic materials have come into being. This method is not only quick and effective, but also non-toxic and harmless to the human body. It has greatly promoted the development of formaldehyde removal technology. Unfortunately, there is a lack of detection technology and detection standards for such methods, so there is an urgent need to study such detection technology to fill the gap. Utility Model Content

[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a detection device for photocatalytic formaldehyde removal.

[0005] The above-mentioned technical problems of the utility model are mainly solved by the following technical solutions: a detection device for photocatalytic formaldehyde removal, comprising a detection cabinet, characterized in that: a partition is integrally arranged in the middle of the detection cabinet, the partition divides the internal cavity to form a control cavity and an experimental cavity, cabinet doors are arranged on the left and right sides of the front of the detection cabinet, a plurality of handles are arranged on the cabinet doors, a pad is arranged on the front of the partition, a plurality of locks are arranged on the front of the pad corresponding to the handles of the cabinet doors on both sides, exhaust fans are arranged on the top of the control cavity and the experimental cavity, an air outlet pipe is connected to the top of the exhaust fan, the top of the air outlet pipe passes through the top of the detection cabinet and extends to the outside, a hanging structure is arranged under each of the exhaust fans, a plurality of ultraviolet devices are respectively arranged on the top and side of the inner wall of the detection cabinet, two detection ports are arranged on the left and right sides of the detection cabinet, and the detection ports on both sides are respectively communicated with the corresponding control cavity and experimental cavity.

[0006] Preferably, the inner wall of the cabinet door is provided with an annular sealing strip, and the two cabinet doors are respectively sealed corresponding to the control cavity and the experimental cavity. The front of the two cabinet doors are provided with observation windows, and the observation windows are sealed by a transparent material structure.

[0007] Preferably, a temperature and humidity control cabinet is arranged on the back of the detection cabinet, and two air inlet pipes are respectively connected to the front side of the temperature and humidity control cabinet, and the two air inlet pipes are respectively plugged into the control cavity and the experimental cavity.

[0008] Preferably, the hanging structure includes a connecting plate and an S-shaped mounting frame, the connecting plates are arranged at the top four corners of the S-shaped mounting frame, the S-shaped mounting frame is connected to the top of the detection cabinet through the connecting plates at the top four corners, and a sliding groove for mounting a hook is provided inside the S-shaped mounting frame.

[0009] The utility model has the beneficial effects of simulating a closed environment by setting up a sealed testing cabinet, arranging two groups of control chambers and experimental chambers respectively inside the testing cabinet, placing testing fabrics of different materials inside the two chambers, and conducting control experiments in corresponding internally connected environments, so that the entire experimental data is more standardized, and at the same time, a hanging material structure is provided on the top of the control chamber and the experimental chamber, which is used to place the tested fabrics by means of an S-shaped mounting frame in conjunction with a mounting hook in a slide groove, and at the same time, the four corners of the fabric can be fixed on the S-shaped mounting frame to increase the irradiation area of ​​the fabric and the ultraviolet device during testing, so that the effect of photocatalysis on formaldehyde can be better observed. By arranging exhaust fans on the top of the control chamber and the experimental chamber, the internal air can be quickly exhausted and circulated before opening. At the same time, the air outlet pipe on the top is connected to the purification system in the laboratory to avoid formaldehyde pollution in the internal environment. When the exhaust fan is detecting internally, it can stir the internal air so that the volatile gas of the formaldehyde solution placed at the bottom can be better integrated into the entire internal environment, making the experimental data more standardized. By connecting detection ports on one side of the control chamber and the experimental chamber respectively, and connecting a detection device for detecting formaldehyde concentration to the outside of the detection port, the effect of the internal fabric on absorbing formaldehyde can be quickly detected by the degree of reduction in the internal formaldehyde concentration under the same environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0011] Figure 2 It is a three-dimensional structural schematic diagram of the bottom of the utility model.

[0012] In the figure: 1. Testing cabinet; 11. Partition; 12. Control chamber; 13. Experimental chamber; 14. Cabinet door; 15. Handle; 16. Lock; 17. Sealing strip; 18. Observation window; 19. Pad; 110. Air inlet pipe; 2. Ultraviolet equipment; 3. Hanging structure; 31. Connecting plate; 32. S-type mounting rack; 33. Slide; 41. Exhaust fan; 42. Air outlet pipe; 5. Testing port; 6. Temperature and humidity control cabinet. DETAILED DESCRIPTION

[0013] The technical solution of the utility model is further specifically described below through embodiments and in conjunction with the accompanying drawings.

[0014] Embodiment: A detection device for photocatalytic formaldehyde removal, such as Figure 1-Figure 2As shown, the test cabinet 1 includes a partition 11 which is integrally provided at the middle of the test cabinet 1. The partition 11 separates the internal cavity into a control cavity 12 and an experimental cavity 13. By respectively providing two groups of control cavities 12 and experimental cavities 13 inside the test cabinet 1, and by placing test fabrics of different materials inside the two cavities, a control experiment is performed under the corresponding internal communicating environment, so that the entire experimental data is more standardized. Cabinet doors 14 are provided on the left and right sides of the front of the test cabinet 1. The cabinet doors 14 are provided with a plurality of handles 15. A cushion block 19 is provided on the front of the partition 11. The front of the cushion block 19 The handles 15 of the cabinet doors 14 on both sides are provided with a plurality of locks 16, the tops of the control chamber 12 and the experimental chamber 13 are provided with exhaust fans 41, the tops of the exhaust fans 41 are connected with air outlet pipes 42, the tops of the air outlet pipes 42 penetrate the top of the detection cabinet 1 and extend to the outside, a hanging structure 3 is provided under each exhaust fan 41, a plurality of ultraviolet devices 2 are provided on the top and sides of the inner wall of the detection cabinet 1, two detection ports 5 are provided on the left and right sides of the detection cabinet 1, and the detection ports 5 on both sides are respectively connected with the corresponding control chamber 12 and the experimental chamber 13;

[0015] By arranging exhaust fans 41 at the top of the control chamber 12 and the experimental chamber 13, the internal air can be quickly exhausted and circulated before opening. At the same time, the air outlet pipe 42 at the top is connected to the purification system in the laboratory to avoid formaldehyde pollution of the internal environment. By connecting the detection port 5 on one side of the control chamber 12 and the experimental chamber 13 respectively, and connecting the detection port 5 to a detection device for detecting the formaldehyde concentration, the concentration of internal formaldehyde under the same environment can quickly detect the effect of the internal fabric absorbing formaldehyde.

[0016] The inner wall of the cabinet door 14 is provided with an annular sealing strip 17. The two cabinet doors 14 are sealed corresponding to the control cavity 12 and the experimental cavity 13 respectively. The front of the two cabinet doors 14 is provided with an observation window 18, which is sealed by a transparent material structure. The observation window 18 is used to observe the actual state of the internal fabric so that a quick response can be achieved.

[0017] A temperature and humidity control cabinet 6 is arranged on the back of the detection cabinet 1. Two air inlet pipes 110 are connected to the front side of the temperature and humidity control cabinet 6. The two air inlet pipes 110 are respectively plugged in and arranged corresponding to the control chamber 12 and the experimental chamber 13. They accurately control the temperature and humidity conditions inside the control chamber 12 and the experimental chamber 13, thereby ensuring the consistency of the experimental environment.

[0018] The hanging structure 3 includes a connecting plate 31 and an S-shaped mounting frame 32. The connecting plate 31 is arranged at the four corners of the top of the S-shaped mounting frame 32. The S-shaped mounting frame 32 is connected to the top of the detection cabinet 1 through the connecting plates 31 at the four corners of the top. A slide groove 33 used for mounting hooks is provided inside the S-shaped mounting frame 32. At the same time, a hanging structure 3 is arranged on the top of the control chamber 12 and the experimental chamber 13. The S-shaped mounting frame 32 is used to mount the hooks in the slide groove 33 to place the fabric to be tested. At the same time, the fabric can be fixed on the S-shaped mounting frame 32 at the four corners to increase the irradiation area of ​​the fabric and the ultraviolet device 2 during the fabric detection, so that the effect of photocatalytic formaldehyde can be better observed.

[0019] Finally, it should be pointed out that the above embodiments are only representative examples of the present utility model. Obviously, the present utility model is not limited to the above embodiments, and there are many variations. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present utility model should be considered to belong to the protection scope of the present utility model.

Claims

1. A detection device for photocatalytic formaldehyde removal, comprising a detection cabinet (1), characterized in that: A partition (11) is integrally provided in the middle of the detection cabinet (1), and the partition (11) divides the internal cavity into a control cavity (12) and an experimental cavity (13). Cabinet doors (14) are provided on the left and right sides of the front of the detection cabinet (1), and a plurality of handles (15) are provided on the cabinet doors (14). A cushion block (19) is provided on the front of the partition (11), and a plurality of locks (16) are provided on the front of the cushion block (19) corresponding to the handles (15) of the cabinet doors (14) on both sides. The tops of the control cavity (12) and the experimental cavity (13) are An exhaust fan (41) is provided, the top of the exhaust fan (41) is connected to an air outlet pipe (42), the top of the air outlet pipe (42) penetrates the top of the detection cabinet (1) and extends outward, a hanging structure (3) is provided below each exhaust fan (41), a plurality of ultraviolet devices (2) are respectively provided on the top and side of the inner wall of the detection cabinet (1), two detection ports (5) are respectively provided on the left and right sides of the detection cabinet (1), and the detection ports (5) on both sides are respectively communicated with the corresponding control chamber (12) and experimental chamber (13).

2. A photocatalytic formaldehyde removal detection device according to claim 1, characterized in that: The inner wall of the cabinet door (14) is provided with an annular sealing strip (17), and the two cabinet doors (14) are respectively sealed corresponding to the control cavity (12) and the experimental cavity (13), and the front of the two cabinet doors (14) is provided with an observation window (18), and the observation window (18) is sealed by a transparent material structure.

3. A photocatalytic formaldehyde removal detection device according to claim 1, characterized in that: A temperature and humidity control cabinet (6) is arranged on the back of the detection cabinet (1), and two air inlet pipes (110) are respectively connected to the front side of the temperature and humidity control cabinet (6), and the two air inlet pipes (110) are respectively connected to the control chamber (12) and the experimental chamber (13).

4. A photocatalytic formaldehyde removal detection device according to claim 1, characterized in that: The material hanging structure (3) comprises a connecting plate (31) and an S-shaped hanging frame (32), wherein the connecting plate (31) is arranged at the four corners of the top of the S-shaped hanging frame (32), and the S-shaped hanging frame (32) is connected to the top of the detection cabinet (1) via the connecting plates (31) at the four corners of the top, and a sliding groove (33) for hanging a hook is provided inside the S-shaped hanging frame (32).

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