CN214503522U

CN214503522U - Formaldehyde detection device for environmental protection building

Info

Publication number: CN214503522U
Application number: CN202120501037.8U
Authority: CN
Inventors: 薛伟有
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-10-26
Anticipated expiration: 2031-03-09

Abstract

The utility model discloses a formaldehyde detection device for environmental protection building, including the detection case, detection case top fixedly connected with purifying box, the left side welding has baffle b in the detection case, the right side welding has baffle a in the detection case, all constitute between detection case left end and the baffle b, between baffle b and the baffle a and between baffle a and the detection case right-hand member and detect the room, detect indoor top and install the formaldehyde detector, the air inlet that detects the room extends to the inside of connecting pipe through the trachea, and the trachea has threely, the valve is installed to the trachea, connecting pipe swing joint has the purifying box, detection case right-hand member sliding connection has the detection door, detect door top fixedly connected with door head. Three identical detection chambers are arranged in the detection box, can work independently and can be used for detecting formaldehyde of a plurality of or single building materials; the purification component in the purification box can be used for purifying formaldehyde, and the purification effect is good.

Description

Formaldehyde detection device for environmental protection building

Technical Field

The utility model relates to a formaldehyde detection device specifically is a formaldehyde detection device for environmental protection building, belongs to formaldehyde detection technical field.

Background

The formaldehyde detection means that formaldehyde contained in air, water, food, clothes, plates, leather and the like is quantitatively detected by a specific method or an apparatus. The formaldehyde detection method comprises an AHMT spectrophotometry method, an acetylacetone method, a color-changing acid method, a phenol reagent method, a parafuchsin method and the like, and the formaldehyde detection is required for environment-friendly materials used in the construction process of environment-friendly buildings.

Patent No. CN 212207274U discloses a formaldehyde detection device for environmental protection building, the tension spring generates elastic deformation by pulling the square pull rods at both sides, the detected sample is placed in the center of the rotary platform, the square pull rods at both sides are loosened, the rubber clamping plate clamps and fixes the sample under the action of the tension spring, the central controller controls the heating lamp to heat the inner cavity of the detection cabinet, the rotary platform is driven to rotate by the work of the rotary motor, the surface of the detected sample is sufficiently and rapidly heated, so that the formaldehyde in the sample can be rapidly volatilized, the temperature in the detection cabinet can be monitored in real time by the arrangement of the temperature sensor, when the temperature reaches a preset value, the formaldehyde detector can detect the volatilized content of the sample in the detection cabinet, and the detected value can be transmitted to the display screen for displaying, the detection personnel can record conveniently; when through the work of central controller control blower pump, control first solenoid valve and second solenoid valve and open, under the effect of blower pump, detect inside air current of cabinet can be inside through the input flow direction rose box of blower pump, under the continuous transport of blower pump, the air current that contains formaldehyde can filter through first active carbon filter screen and second active carbon filter screen, air current after the abundant filtration is discharged to outdoor through blast pipe way, reach the formaldehyde gas who exists when detecting and carry out filterable effect, great reduction formaldehyde is to staff's influence.

The formaldehyde detection in the prior art has the following disadvantages: 1. the device can only detect formaldehyde of one building material, and has low detection speed and inconvenient use; 2. in the above patent, formaldehyde is adsorbed only by activated carbon, and the degree of purification of formaldehyde is low, and therefore, the above problems are improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a formaldehyde detection device for environmental protection building, three same detection chambers are arranged in a detection box and can work independently, and formaldehyde detection can be carried out on a plurality of or single building materials; the purification component in the purification box can be used for purifying formaldehyde, and the purification effect is good.

The utility model realizes the above purpose by the following technical proposal, the formaldehyde detection device for the environmental protection building comprises a detection box, the top end of the detection box is fixedly connected with a purifying box, the left side in the detection box is welded with a baffle b, the right side in the detection box is welded with a baffle a, a detection chamber is formed between the left end of the detection box and the baffle b, between the baffle b and the baffle a and between the baffle a and the right end of the detection box, the top end in the detection chamber is provided with a formaldehyde detector, the air inlet of the detection chamber extends to the inside of a connecting pipe through an air pipe, the air pipe is provided with a valve, the connecting pipe is movably connected with the purifying box, the right end of the detection box is slidably connected with a detection door, the top end of the detection door is fixedly connected with a door head, the left side of the top end in the purifying box is provided with a UV ultraviolet lamp, the interior of the purifying box is movably connected with a Hanzi layer, the purple layer of chinese is located the left side of filtering layer, the right side is installed the extraction fan in the purifying box.

Preferably, the bottom end in the detection box is bonded with a detection table, and a ceramic heating sheet is installed above the detection table.

Preferably, the inner surface of the detection box is provided with a temperature sensor, and the formaldehyde detector is positioned above the detection table.

Preferably, the detection door is connected with a groove in a sliding manner, and the groove is formed in the detection box.

Preferably, the door head is positioned above the detection box, and the filter layer is movably connected inside the purification box.

Preferably, the current input ends of the formaldehyde detector, the temperature sensor, the ceramic heating sheet, the UV ultraviolet lamp and the exhaust fan are electrically connected with an external power supply through leads.

The utility model has the advantages that:

1. three identical detection chambers are arranged in the detection box, can work independently and can be used for detecting formaldehyde of a plurality of or single building materials; the detection chambers are formed between the left end of the detection box and the baffle b, between the baffle b and the baffle a and between the baffle a and the right end of the detection box, the detection chamber is provided with three and a plurality of formaldehyde detectors arranged in the detection chamber, a temperature sensor and a ceramic heating sheet are connected in parallel, the detection elements in the detection chamber can be independently controlled, when one building material is detected, any detection indoor detection door is lifted upwards, the building material to be detected is placed in the detection chamber for detection, a valve on a corresponding air pipe of the detection chamber is opened after detection, a suction fan is started to drive the air in the detection chamber to ascend and enter the purification box for purification, when two or three building materials are detected, the detection doors corresponding to the detection chambers are lifted upwards, the building materials are respectively placed in the detection chambers for detection, the detection box is provided with three detection chambers, and the formaldehyde of a single or multiple building materials can be simultaneously detected according to needs, the use effect is good.

2. The purification component in the purification box can be matched to purify formaldehyde, so that the purification effect is good; when the formaldehyde detection of the building material in the detection chamber is finished, a valve on a corresponding air pipe at the top end of the detection chamber is opened, an exhaust fan in a purification box is started, the exhaust fan is started to drive fan blades to rotate to extract air in the purification box, the purification box is connected with the air pipe through a connecting pipe, the air pipe is communicated with the detection chamber, the air containing the formaldehyde in the detection chamber is upwards conveyed into the connecting pipe through the air pipe and conveyed into the purification box through the connecting pipe, ultraviolet rays are emitted after a UV ultraviolet lamp in the purification box is electrified, the emitted ultraviolet rays irradiate the air containing the formaldehyde, the formaldehyde and other harmful gases are decomposed into harmless small molecular compounds, the air containing the formaldehyde is photolyzed and then moves right to be contacted with a Hanzi layer, the Hanzi layer contains Hanzi is enriched according to the sizes of the formaldehyde and the benzene molecules, the diameter of the fine micropores is 5000-6000 times of that of common activated carbon, the harmful gases are selectively adsorbed, and the polar surface of the Hanzi layer is formed, have the powerful adsorption of initiative to polar molecule such as formaldehyde, benzene, can adsorb harmful gas such as remaining formaldehyde, the air after the absorption is the brilliant filter layer of nanometer ore through the material, and the brilliant adsorption effect of nanometer ore is good, can adsorb the air once more, and the cooperation of accessible purifying box interior UV ultraviolet lamp, Hanzi layer and filter layer purifies the air that contains formaldehyde, and purifying effect is good.

Drawings

FIG. 1 is a schematic view of the whole structure of the present invention;

FIG. 2 is a schematic view of a side view of the present invention in a partially sectioned configuration;

fig. 3 is a schematic view of the structure of the purifying box of the present invention.

In the figure: 1. a detection box; 2. an air tube; 3. a formaldehyde detector; 4. a connecting pipe; 5. a purification box; 6. a partition plate a; 7. a valve; 8. a temperature sensor; 9. a ceramic heating plate; 10. a detection table; 11. a partition plate b; 12. a door head; 13. a detection gate; 14. a groove; 15. a UV ultraviolet lamp; 16. a Hanzi layer; 17. a filtering layer; 18. an air extracting fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a formaldehyde detection device for an environment-friendly building comprises a detection box 1, wherein a purification box 5 is fixedly connected to the top end of the detection box 1, a partition plate b11 is welded on the left side in the detection box 1, a partition plate a6 is welded on the right side in the detection box 1, detection chambers are formed between the left end of the detection box 1 and the partition plate b11, between the partition plate b11 and the partition plate a6 and between the partition plate a6 and the right end of the detection box 1, a formaldehyde detector 3 is installed at the top end in the detection chambers, an air inlet of each detection chamber extends into a connecting pipe 4 through an air pipe 2, three air pipes 2 are installed, valves 7 are installed on the air pipes 2, the connecting pipe 4 is movably connected with the purification box 5, a detection door 13 is slidably connected to the right end of the detection box 1, a door head 12 is fixedly connected to the top end of the detection door 13, and a UV ultraviolet lamp 15 is installed on the left side of the top end in the purification box 5, the utility model discloses a purification box, including purifying box 5, Hanzi layer 16 is located the left side of filtering layer 17, right side installs suction fan 18 in the purifying box 5.

Illustratively, the detection box 1 comprises a formaldehyde detector 3, a temperature sensor 8, a partition board b11, a partition board a6, a ceramic heating sheet 9, a detection table 10 and a detection door 13, the detection table 10 can facilitate the placement of building materials, the structures of three detection chambers in the detection box 1 are the same, a door head 12 drives the detection door 13 to move upwards to open the detection chamber, the door head 12 drives the detection door 13 to move downwards to close the detection chamber, the purification box 5 comprises a UV ultraviolet lamp 15, a Hanzi layer 16, a filter layer 17 and an exhaust fan 18, the right side of the purification box 5 is provided with air holes, air purified in the purification box 5 can move out of the purification box 5 under the action of the exhaust fan 18, the filter layer 17 is made of nano-mineral crystals, the nano-mineral crystals are configured by a plurality of natural rare non-metal minerals such as sepiolite, attapulgite, diatomite, bentonite and the like, wherein the nano-lattices of the sepiolite and the attapulgite can adsorb formaldehyde, the ceramic heating sheet 9, the detection table 10 and the detection door 13 in the air, Benzene, ammonia and other toxic and harmful nanometer-level micromolecular polar substances, and the diatomite can adsorb micron-level macromolecular air impurities and provide an adsorption channel for the nano-mineral crystals, so that the adsorption effect of the nano-mineral crystals is improved, and the overall adsorption effect of the nano-mineral crystals is good.

As an optimized technical scheme of the utility model, the bottom bonds and has the test table 10 in test box 1, test table 10 top is installed ceramic heating piece 9.

The example, detection case 1 provides mounting platform for detecting platform 10, and ceramic heater piece 9 is the annular, can encircle and heat it in the building material outside, and building material thermally equivalent, detection effect is good.

As an optimal technical scheme of the utility model, 1 internally surface mounting of detection case has temperature sensor 8, formaldehyde detector 3 is located the top of examining test table 10.

Illustratively, the temperature sensor 8 can continuously measure the indoor temperature, and the formaldehyde detector 3 detects the formaldehyde emission of the building material on the detection table 10 above the detection table 10.

As an optimal technical scheme of the utility model, detection door 13 sliding connection has recess 14, recess 14 is seted up in the inside of detection case 1.

Illustratively, the detection door 13 slides up and down along the groove 14, and the detection door 13 is tightly connected with the groove 14. After the detection door 13 completely enters the groove 14, the detection chamber is sealed.

As a preferred technical scheme of the utility model, door head 12 is located the top of detection case 1, filtering layer 17 swing joint is in the inside of purifying box 5.

Illustratively, door head 12 is above detection case 1, can conveniently carry pull-up door head 12 and drive detection door 13 and move up, and purifying box 5 provides the mounting platform for filtering layer 17.

As an optimal technical scheme of the utility model, formaldehyde detector 3, temperature sensor 8, ceramic heating piece 9, UV ultraviolet lamp 16 and exhaust fan 18's current input end passes through wire electric connection with external power source.

In an example, the external power supplies respectively provide power for the formaldehyde detector 3, the temperature sensor 8, the ceramic heating plate 9, the UV ultraviolet lamp 16 and the exhaust fan 18, and all the elements are connected in parallel and can work independently.

When the utility model is used, the power is supplied by an external power supply, a detection chamber is respectively formed between the left end of the detection box 1 and the clapboard b11, between the clapboard b11 and the clapboard a6 and between the clapboard a6 and the right end of the detection box 1, the detection chamber is provided with three and a plurality of formaldehyde detectors 3 arranged in the detection chamber, a temperature sensor 8 and a ceramic heating sheet 9 are connected in parallel, the model of the formaldehyde detector 3 is MCZ-008, the model of the temperature sensor 8 is WZP-035, the model of the ceramic heating sheet 9 is MW, a single detection element in the detection chamber can be independently controlled, when a building material is detected, any one detection chamber is lifted upwards to lift the door head 12, the door head 12 is moved upwards to drive the detection door 13 connected to move upwards, the building material to be detected is placed on the detection chamber 10 to be detected, when the detection is carried out, the building material on the detection chamber is heated by the heat generated after the ceramic heating sheet 9 in the detection chamber is electrified, meanwhile, the temperature sensor 8 continuously measures the indoor temperature, the building material is heated for a certain time and then releases harmful molecules such as formaldehyde outwards, the formaldehyde detector 3 can detect the formaldehyde in the detection room, after the formaldehyde detection of the building material in the detection room is finished, the valve 7 on the air pipe 2 corresponding to the top end of the detection room is opened, the suction fan 18 in the purification box 5 is started, the type of the suction fan 18 is XN-1, the suction fan 18 is started to drive the fan blades to rotate to extract the air in the purification box 5, the purification box 5 is connected with the air pipe 2 through the connecting pipe 4, the air pipe 2 is communicated with the detection room, the air containing formaldehyde in the detection room is upwards conveyed into the connecting pipe 4 through the air pipe 2 and is conveyed into the purification box 5 through the connecting pipe 4, the UV ultraviolet lamp 15 in the purification box 5 emits ultraviolet rays after being electrified, the type of the UV ultraviolet lamp 15 is MY, the emitted ultraviolet rays irradiate on the air containing formaldehyde, harmful gases such as formaldehyde and the like are decomposed into harmless micromolecular compounds, the air containing formaldehyde is photolyzed and then moves right to contact with the Hanzi layer 16, the Hanzi layer 16 contains Hanzi which enriches and forms pores according to the molecular weight of the formaldehyde and the benzene, the diameter of the fine pores is 5000-6000 times of that of common activated carbon, the harmful gases are selectively adsorbed, and the polar surface of the fine pores, has active strong adsorption effect on polar molecules such as formaldehyde, benzene and the like, can adsorb residual harmful gases such as formaldehyde and the like, has good adsorption effect on nano-mineral crystals after the adsorbed air passes through the filter layer 17 made of the nano-mineral crystals, the air can be adsorbed again, the air is removed out of the purifying box 5 under the action of the exhaust fan 18 after being adsorbed again by the filter layer 17, and similarly when two or three building materials are detected, and lifting the corresponding detection door 13 of the detection chamber upwards, and respectively putting the building materials into the detection chambers for detection.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and therefore, the present invention is considered to be exemplary and not restrictive in any way, since the scope of the present invention is defined by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, without any reference thereto being construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a formaldehyde detection device for environmental protection building, includes detection case (1), its characterized in that: the detection box is characterized in that a purification box (5) is fixedly connected to the top end of the detection box (1), a partition plate b (11) is welded on the inner left side of the detection box (1), a partition plate a (6) is welded on the inner right side of the detection box (1), a detection chamber is formed between the left end of the detection box (1) and the partition plate b (11), between the partition plate b (11) and the partition plate a (6) and between the partition plate a (6) and the right end of the detection box (1), a formaldehyde detector (3) is installed on the top end in the detection chamber, the air inlet of the detection chamber extends into a connecting pipe (4) through an air pipe (2), the number of the air pipes (2) is three, a valve (7) is installed on the air pipe (2), the purification box (5) is movably connected to the connecting pipe (4), a detection door (13) is slidably connected to the right end of the detection box (1), and a door head (12) is fixedly connected to the top end of the detection door (13), UV ultraviolet lamp (15) are installed on the top left side in purifying box (5), swing joint has purple layer of the chinese (16) in purifying box (5), purple layer of the chinese (16) is located the left side of filtering layer (17), extractor fan (18) are installed on the right side in purifying box (5).

2. The formaldehyde detection device for the environment-friendly building according to claim 1, wherein: the bottom end bonds in detection case (1) has detection platform (10), detect platform (10) top and install ceramic heater piece (9).

3. The formaldehyde detection device for the environment-friendly building according to claim 1, wherein: the formaldehyde detector is characterized in that a temperature sensor (8) is installed on the inner surface of the detection box (1), and the formaldehyde detector (3) is located above the detection table (10).

4. The formaldehyde detection device for the environment-friendly building according to claim 1, wherein: the detection door (13) is slidably connected with a groove (14), and the groove (14) is arranged in the detection box (1).

5. The formaldehyde detection device for the environment-friendly building according to claim 1, wherein: the door head (12) is positioned above the detection box (1), and the filtering layer (17) is movably connected inside the purification box (5).

6. The formaldehyde detection device for the environment-friendly building according to claim 1, wherein: the current input ends of the formaldehyde detector (3), the temperature sensor (8), the ceramic heating sheet (9), the UV ultraviolet lamp and the exhaust fan (18) are electrically connected with an external power supply through leads.