CN219016070U - Formaldehyde removing function detection device for light purification material - Google Patents

Abstract

The utility model relates to the technical field of formaldehyde removal function detection, in particular to a formaldehyde removal function detection device of an optical purification material, which comprises a glass box main body, an air quality detection analyzer device positioned on the left side of the glass box main body, a gas injection port positioned on the right side of the glass box main body and a sampling gas injection port device of the glass box main body; the glass box is characterized in that a fluorescent tube hanging patch is arranged in the glass box body, a fluorescent tube is arranged below the fluorescent tube hanging patch, a fan is arranged on the right side of the fluorescent tube, and a bubble absorption bottle inner wall tube and a bubble absorption bottle bottom bottle are arranged right in front of the glass box body. The utility model can be used for detecting the formaldehyde removing effect of the light purification ceramic tile, can also be used for detecting whether formaldehyde gas volatilizes from various single building materials or mixed materials and light purification materials, can also be used for detecting gases such as toluene, TVOC, benzene and the like, has wide application range, and is multi-purpose, flexible and changeable.

Description

Formaldehyde removing function detection device for light purification material

Technical Field

The utility model relates to the technical field of formaldehyde removal function detection, in particular to a formaldehyde removal function detection device for a light purification material.

Background

The light purifying material is one kind of building decorating material, and it includes light purifying ceramic tile, light purifying board, light purifying curtain, wall cloth, light purifying gypsum board, etc. and has one layer of transparent nanometer titania film with photocatalytic activity coated onto the surface. Because the light purification material is the latest application of nano technology in social production and life, the light purification material lacks detection and demonstration device equipment. The device is developed by taking one of the light purification materials as an example, and aims to detect and demonstrate the functions of various types of light purification materials in removing formaldehyde harmful gas.

The existing professional detection generally refers to that enterprises submit samples to detection institutions with national qualification for detection and report certificates. The process has long period, which is unfavorable for the evaluation of the product quality by the light purification material production enterprises. Therefore, the formaldehyde removal function detection device for the light purification material is provided, so that the assessment and demonstration of the product quality can be conveniently realized by light purification material manufacturers and clients.

Disclosure of Invention

The utility model aims to provide a formaldehyde removal function detection device for a light purification material, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the formaldehyde removing function detection device of the light purification material comprises a glass box main body, an air quality detection analyzer device positioned on the left side of the glass box main body, a gas injection port positioned on the right side of the glass box main body and a sampling gas injection port device of the glass box main body;

the glass box comprises a glass box body, and is characterized in that a fluorescent tube hanging patch is arranged in the glass box body, a fluorescent tube is arranged below the fluorescent tube hanging patch, a fan is arranged on the right side of the fluorescent tube, a bubble absorption bottle inner wall tube and a bubble absorption bottle bottom bottle are arranged right in front of the glass box body, a silicone tube is arranged outside the glass box body, a glass box body sampling gas extraction port device is arranged in front of the glass box body sampling gas extraction port device, an extraction port pneumatic self-locking quick connector is arranged in front of the glass box body sampling gas extraction port device, the extraction port pneumatic self-locking quick connector comprises an extraction port self-locking pneumatic quick connector female connector and an extraction port self-locking pneumatic quick connector male connector, a bubble absorption bottle is arranged on the right side of the extraction port pneumatic self-locking quick connector, an atmospheric sampler is arranged in front of the bubble absorption bottle, and an air pump is arranged in front of the atmospheric sampler.

Preferably, the gas injection port comprises an internal metal nut, a metal locking bell mouth is arranged on the right side of the internal metal nut, a threading locking nut is arranged on the right side of the metal locking bell mouth, and a threading thread through port is arranged on the right side of the threading locking nut.

Preferably, a gas sampling pad is arranged on the right side of the threading through port, and an external metal nut is arranged on the right side of the gas sampling pad.

Preferably, the air quality detection analyzer device comprises a formaldehyde gas detection numerical display screen, a thermal printer is arranged on the right side of the formaldehyde gas detection numerical display screen, and a detection time timing device is arranged on the right side of the thermal printer.

Preferably, a power line interface is arranged below the detection time timing device, a power switch button is arranged on the left side of the power line interface, and a colorimetric tube placement position is arranged on the left side of the power switch button.

Preferably, the glass box main body sampling gas injection port device comprises a sampling gas extraction straight-through joint, a silica gel gas pipe is arranged in front of the sampling gas extraction straight-through joint, an injection port self-locking type pneumatic quick connector self-locking female joint is arranged in front of the silica gel gas pipe, and an injection port self-locking type pneumatic quick connector male joint is arranged in front of the injection port self-locking type pneumatic quick connector self-locking female joint.

Preferably, a glass box upper cover is arranged above the glass box main body, a lifting handle is arranged above the glass box upper cover, a phenolphthalein reagent is arranged on the left side of the air quality detection analyzer device, a test tube rack is arranged on the left side of the phenolphthalein reagent, and a test tube is arranged above the test tube rack.

The above description shows that, by the above technical solution of the present application, the technical problem to be solved by the present application can be necessarily solved.

Meanwhile, through the technical scheme, the utility model has at least the following beneficial effects:

the utility model can be used for detecting the formaldehyde removing effect of the light purification ceramic tile, detecting whether formaldehyde gas volatilizes from various single building materials or mixed materials and light purification materials, and detecting gases such as toluene, TVOC, benzene and the like, has wide application range, and is multipurpose, flexible and changeable;

the utility model can conveniently detect the light purification material for multiple times, repeatedly verify the detection result, reduce the number of times of enterprise inspection, and increase the passing rate of inspection; the structure is simple, the peripheral accessory equipment is of various types in the market, the liquid required in the detection process is prepared in the market, and the air quality detector is also equipment widely applied in the detection; the air tightness is high, so that the influence on people can be reduced to a great extent, and the influence of harmful volatile matters carried by building materials on the health of the human body can be greatly reduced due to the detection in the closed space, so that the operation safety is higher; the formaldehyde removal capability of the light purification ceramic tile in the light purification material can be detected in the embodiment of the design, the novel formaldehyde removal capability detection method is also suitable for detection of the novel light purification material, the problem of formaldehyde removal capability detection of the light purification material is well solved, and the novel formaldehyde removal capability detection method is convenient and fast and high in practicality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view showing the internal structures of the air quality inspection analyzer device and the glass box main body of the present utility model;

FIG. 3 is a schematic view of the structure of the air intake device of the glass box of the present utility model;

FIG. 4 is a schematic view of the structure of a gas injection port according to the present utility model;

FIG. 5 is a schematic view of the operation of the light-purifying tile of the present utility model in a glass box;

fig. 6 is a schematic top view of the glass box body sampling gas extraction port device of the present utility model.

In the figure: 1. an air quality detection analyzer device; 101. formaldehyde gas detection value display screen; 102. the color comparison tube is placed; 103. a thermal printer; 104. a power switch button; 105. a power line interface; 106. a detection time timing device; 2. a glass box main body; 3. a handle; 4. a glass box upper cover; 5. an air pump; 6. hanging and pasting fluorescent tubes; 7. a gas injection port; 701. an inner metal nut; 702. a metal locking bell mouth; 703. threading a locking nut; 704. threading the plate to pass through the port; 705. a gas sampling pad; 706. an outer metal nut; 8. a glass box body sampling gas injection port device; 801. sampling gas extraction straight-through joint; 802. a silica gel air tube; 803. injection port self-locking type pneumatic quick connector self-locking female connector; 804. injection port self-locking pneumatic quick connector male; 9. a glass box main body sampling gas extraction port device; 901. the extraction port self-locking type pneumatic quick connector self-locking female connector; 902. the extraction port is from the pneumatic quick-operation joint male head of the locking type; 10. a fan; 11. a test tube; 12. a test tube rack; 13. phenolphthalein reagent; 14. a silicone tube; 15. the extraction port is pneumatic and self-locking; 16. an atmospheric sampler; 17. a bubble absorption bottle; 18. a bubble absorbing bottle inner wall tube; 19. a fluorescent tube; 20. the bubble absorbs the bottle at the bottom of the bottle.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Description of the preferred embodiments

As shown in fig. 1, 2 and 4, the present utility model provides a technical solution: the formaldehyde removing function detection device of the light purification material comprises a glass box main body 2, an air quality detection analyzer device 1 positioned on the left side of the glass box main body 2, a gas injection port 7 positioned on the right side of the glass box main body 2 and a glass box main body sampling gas injection port device 8;

the inside of glass case main part 2 is provided with fluorescent tube and hangs subsides 6, fluorescent tube hangs the below of subsides 6 and is provided with fluorescent tube 19, the right side of fluorescent tube 19 is provided with fan 10, the place ahead of glass case main part 2 is provided with bubble absorption bottle inner wall pipe 18 and bubble absorption bottle end bottle 20, the outside of glass case main part 2 is provided with silicone tube 14, the place ahead of glass case main part 2 is provided with glass case main part sampling gas extraction port device 9, the place ahead of glass case main part sampling gas extraction port device 9 is provided with extraction port pneumatic auto-lock quick-operation joint 15, extraction port pneumatic auto-lock quick-operation joint 15 includes extraction port auto-lock quick-operation joint female 901 and extraction port auto-lock pneumatic quick-operation joint male part 902, the right side of extraction port pneumatic auto-lock quick-operation joint 15 is provided with bubble absorption bottle 17, the place ahead of bubble absorption bottle 17 is provided with atmospheric sampler 16, the place ahead of atmospheric sampler 16 is provided with air pump 5, the place ahead of glass case main part 2 is provided with glass case upper cover 4, the place ahead of glass case upper cover 4 is provided with handle 3, the air quality detector 1 side is provided with phenolphthalein 13, the test tube rack 12 is provided with reagent on the left side of test tube rack 12.

Example two

The scheme in the first embodiment is further described below in conjunction with a specific working manner, and the details are described below:

as shown in fig. 2, 3 and 6, as a preferred embodiment, based on the above manner, the air quality detection analyzer device 1 further includes a formaldehyde gas detection value display screen 101, a thermal printer 103 is disposed on the right side of the formaldehyde gas detection value display screen 101, a detection time timing device 106 is disposed on the right side of the thermal printer 103, a power line interface 105 is disposed below the detection time timing device 106, a power switch button 104 is disposed on the left side of the power line interface 105, a cuvette placement part 102 is disposed on the left side of the power switch button 104, a glass box body sampling gas injection port device 8 includes a sampling gas extraction straight-through joint 801, a silica gel gas pipe 802 is disposed in front of the sampling gas extraction straight-through joint 801, an injection port self-locking pneumatic quick joint self-locking female joint 803 is disposed in front of the silica gel gas pipe 802, and an injection port self-locking pneumatic quick joint male joint 804 is disposed in front of the injection port self-locking pneumatic quick joint 803.

As shown in fig. 4, in the above embodiment, further, the gas injection port 7 includes an inner metal nut 701, a metal locking bell mouth 702 is disposed on the right side of the inner metal nut 701, a threading lock nut 703 is disposed on the right side of the metal locking bell mouth 702, a threading through port 704 is disposed on the right side of the threading lock nut 703, a gas sampling pad 705 is disposed on the right side of the threading through port 704, and an outer metal nut 706 is disposed on the right side of the gas sampling pad 705.

From the above, it can be seen that:

the utility model aims at the technical problems that: the existing professional detection generally refers to that enterprises submit samples to detection institutions with national qualification for detection and report certificates. The process has long period time, which is not beneficial to the evaluation of the product quality by the light purification material production enterprises; the technical scheme of each embodiment is adopted. Meanwhile, the implementation process of the technical scheme is as follows:

firstly, placing the light-purifying tiles into the glass box main body 2, arranging and sealing the tiles, and fig. 5 is a schematic view of the operation of placing the light-purifying tiles into the glass box, secondly, connecting the silica gel tube 14 at the periphery of the glass box main body 2 and checking the air tightness thereof according to the following steps; (1) Inserting a silicone tube 14 into the metal joint of the sampling gas extraction straight-through joint 801, exposing the outer side of the glass box main body, connecting the other end of the silicone tube 14 with an injection port self-locking pneumatic quick connector self-locking female joint 803 of the extraction port pneumatic self-locking quick connector 15, and cutting a second section of silicone tube 14 to connect the injection port self-locking pneumatic quick connector self-locking female joint 803; (2) The other end of the second section of silicone tube 14 is connected with an upper end air inlet of an inner wall tube 18 of the bubble absorption bottle, one end of the third section of silicone tube 14 is cut and connected with a side air outlet of the bubble absorption bottle 17, the other end of the third section of silicone tube 14 is connected with an air inlet terminal of the air sampler 16, and is connected with an air exhaust port of the air pump 5 from an air outlet terminal of the air sampler 16, wherein an intermediate through converter is arranged in the middle of the air inlet terminal of the air sampler 16, the intermediate through converter is used for converting the silicone tube 14 with different diameters, after the air pump 5 extracts the air in the glass box main body 2 and passes through the bubble absorption bottle 17, the detected air and the residual air reacted in the solution at the bottom of the bubble absorption bottle 17 control the volume of the air flowing through the air sampler 16, and then the air is pumped to the air outlet of the air pump 5 through the air inlet of the air pump 5. (3) The external metal terminal connected to the self-locking pneumatic quick connector self-locking female head 803 of the other side face of the glass box main body 2 through the silicone tube 14 is discharged from the air outlet of the air pump 5, the metal terminal at the other end of the extraction port self-locking pneumatic quick connector male head 902 is connected and disconnected with the self-locking pneumatic quick connector self-locking female head 901 of the extraction port through an external mechanical structure, the metal terminal at the self-locking pneumatic quick connector self-locking female head 901 of the extraction port is connected with one end of the 5 th section silicone tube 14, the other end passes through the sampling gas extraction straight-through joint 801 to complete a gas detection circulating flow process, the air tightness of the connection of each section of the silicone gas tube 802 and the air tightness of the interior of the glass box main body 2 are ensured, the connection explosion view of part of the silicone gas tube 802 is shown in figure 3, the third step, preparing formaldehyde absorbing liquid to be used in advance, pulling the inner wall tube 18 of the bubble absorbing bottle up from the upper part of the bubble absorbing bottle 17, placing on a clean and pollution-free table top, pouring 5mL or 10mL of prepared formaldehyde absorbing liquid blank (the formaldehyde absorbing liquid blank is prepared by adding a color developing liquid into a phenolphthalein reagent 13 according to a certain proportion), inserting the inner wall tube 18 of the bubble absorbing bottle back to the original position, specifically referring to GB/T18204.26, checking whether the silica gel air tube 802 and the glass box main body 2 of the whole device are sealed well or not, preparing a needle cylinder with a needle after confirming that the sealing is complete, extracting 10mL of formaldehyde gas in the needle cylinder, inserting the formaldehyde gas from the center of an external metal nut 706 of a gas injection port 7 of the glass box main body 2, pushing the formaldehyde gas in the needle cylinder forward until the formaldehyde absorbing liquid blank passes through a gas sampling pad 705, slowly injecting the gas in the needle cylinder into the glass box main body 2, at this time, the power supply of the fluorescent tube 19 in the glass box main body 2 is turned off, only the fan 10 is turned on, so as to diffuse formaldehyde gas into the inner space of the glass box main body 2 as soon as possible, the knob of the atmosphere sampler 16 is rotated, the air input of the atmosphere sampler 16 is controlled at 0.5L/Min, then the air pump 5 is started for the first air extraction sampling, sampling is stopped after 20Min, the male and female connection parts of the pneumatic self-locking quick connector 15 and the male and female connection parts of the pneumatic self-locking quick connector are pulled out, the air pump 5 is turned off, then the inner wall tube 18 of the bubble absorbing bottle 17 is pulled out, then the formaldehyde absorbing liquid in the bubble absorbing bottle bottom bottle 20 is poured into an empty clean colorimetric tube, the residual liquid in the bubble absorbing bottle 17 is cleaned, the influence on the second sampling detection result is avoided, and a brand new bubble absorbing bottle 17 can be used, avoiding influencing experimental results, sealing liquid in a colorimetric tube, placing the colorimetric tube at a place 102 of an air quality detection analyzer device 1, starting an instrument for spectrophotometry detection, detecting formaldehyde gas value in the colorimetric tube, reading the formaldehyde concentration value from a formaldehyde gas detection value display screen 101, taking the formaldehyde concentration value as an initial formaldehyde concentration value, recovering a bubble absorption bottle 17 and the like to be original, starting a fluorescent tube 19 in a glass box main body 2, irradiating lamplight onto a light purification ceramic tile, purifying formaldehyde gas in the glass box by a photocatalyst on the photocatalytic ceramic tile, converting the formaldehyde gas into carbon dioxide and water, pouring formaldehyde absorption liquid into the bubble absorption bottle 17 after purifying for a period of time, reconnecting male and female head parts of a pneumatic self-locking quick connector respectively, the air path is unobstructed, the first detection flow is repeated, the power supply of the air pump 5 is started, the air pump is operated, the formaldehyde gas concentration value in the glass box main body 2 is detected according to the first operation flow after 20 minutes, and the first result is compared to obtain a relevant conclusion, and the sampling times and the time interval can be determined according to actual conditions;

through above-mentioned setting, this application must solve above-mentioned technical problem, simultaneously, realizes following technical effect:

on one hand, the utility model can be used for detecting the formaldehyde removing effect of the light purification ceramic tile, detecting whether other building materials volatilize formaldehyde gas or not, detecting formaldehyde gas of various single building materials and light purification materials, detecting gases such as toluene, TVOC, benzene and the like, and having wide application range, multiple purposes of a device and flexibility and variability; the operation is simple, the flow is clear, and the requirements on the detection precision and stability of formaldehyde gas are met; the detection precision is high, the operation difficulty is low, and the reliability of the detection result can be ensured by adopting a spectrophotometry to detect; the single detection of part of building materials and light purification materials can be realized, the specificity is strong, the formaldehyde concentration is detected by adopting a process conforming to the national recommended detection standard, and the stringency is high; meanwhile, the error for large-scale detection can be reduced, and the method is applied to single building materials and light purification materials, so that experimental result errors caused by other interference factors are eliminated;

the utility model can detect the light purification material for multiple times, repeatedly verify the detection result, reduce the number of times of enterprise inspection, and increase the passing rate of inspection; the structure is simple, the peripheral accessory equipment is of various types in the market, the liquid required in the detection process is well mixed in the market, and the air quality detector is widely popularized and applied in the market; the air tightness is high, so that the influence on people can be reduced to a great extent, and the influence of harmful volatile matters carried by building materials on the health of the human body can be greatly reduced due to the detection in the closed space, so that the operation safety is higher; the formaldehyde removing capability of the light purification ceramic tile in the light purification material can be detected, the light purification ceramic tile is also suitable for detecting the formaldehyde removing function of the novel light purification material, the problem of detecting the formaldehyde removing function of the light purification material is well solved, and the light purification ceramic tile is convenient and fast and has high practicability.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The formaldehyde removing function detection device of the light purification material is characterized by comprising a glass box main body (2), an air quality detection analyzer device (1) positioned on the left side of the glass box main body (2), a gas injection port (7) positioned on the right side of the glass box main body (2) and a glass box main body sampling gas injection port device (8);

the inside of glass case main part (2) is provided with fluorescent tube and hangs subsides (6), fluorescent tube hangs the below of subsides (6) and is provided with fluorescent tube (19), the right side of fluorescent tube (19) is provided with fan (10), be provided with bubble absorption bottle inner wall pipe (18) and bubble absorption bottle end bottle (20) in the dead ahead of glass case main part (2), the outside of glass case main part (2) is provided with silica gel tube (14), the place ahead of glass case main part (2) is provided with glass case main part sampling gas extraction port device (9), the place ahead of glass case main part sampling gas extraction port device (9) is provided with extraction port pneumatic auto-lock quick-operation joint (15), extraction port pneumatic auto-lock quick-operation joint (15) are including extraction port self-lock pneumatic quick-operation joint female (901) and extraction port self-lock pneumatic auto-operation quick-operation joint male (902), the right side of extraction port pneumatic auto-lock quick-operation joint (15) is provided with bubble absorption bottle (17), the place ahead of extraction port pneumatic auto-operation air pump (16) is provided with atmospheric sampling device (16), atmospheric sampling device (16) is provided with atmospheric sampling device (5).

2. The formaldehyde removal function detection device of a light purification material of claim 1, wherein the gas injection port (7) comprises an internal metal nut (701), a metal locking flare (702) is provided on the right side of the internal metal nut (701), a threading lock nut (703) is provided on the right side of the metal locking flare (702), and a threading thread through port (704) is provided on the right side of the threading lock nut (703).

3. The formaldehyde removal function detection device of a light purification material of claim 2, wherein a gas sampling pad (705) is provided on the right side of the threading through port (704), and an external metal nut (706) is provided on the right side of the gas sampling pad (705).

4. The formaldehyde removal function detecting device of a light purification material according to claim 1, wherein the air quality detection analyzer device (1) includes a formaldehyde gas detection value display screen (101), a thermal printer (103) is provided on the right side of the formaldehyde gas detection value display screen (101), and a detection time timing device (106) is provided on the right side of the thermal printer (103).

5. The formaldehyde removal function detection device of a light purification material according to claim 4, wherein a power line interface (105) is arranged below the detection time timing device (106), a power switch button (104) is arranged on the left side of the power line interface (105), and a cuvette placement position (102) is arranged on the left side of the power switch button (104).

6. The formaldehyde removal function detection device of a light purification material according to claim 1, wherein the glass box body sampling gas injection port device (8) comprises a sampling gas extraction straight-through joint (801), a silica gel gas pipe (802) is arranged in front of the sampling gas extraction straight-through joint (801), an injection port self-locking type pneumatic quick connector self-locking female head (803) is arranged in front of the silica gel gas pipe (802), and an injection port self-locking type pneumatic quick connector male head (804) is arranged in front of the injection port self-locking type pneumatic quick connector self-locking female head (803).

7. The formaldehyde removal function detection device of a light purification material according to claim 1, wherein a glass box upper cover (4) is arranged above the glass box main body (2), a handle (3) is arranged above the glass box upper cover (4), a phenolphthalein reagent (13) is arranged on the left side of the air quality detection analyzer device (1), a test tube rack (12) is arranged on the left side of the phenolphthalein reagent (13), and a test tube (11) is arranged above the test tube rack (12).

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