CN211402296U - Formaldehyde detection device for building detection - Google Patents
Formaldehyde detection device for building detection Download PDFInfo
- Publication number
- CN211402296U CN211402296U CN201921893117.1U CN201921893117U CN211402296U CN 211402296 U CN211402296 U CN 211402296U CN 201921893117 U CN201921893117 U CN 201921893117U CN 211402296 U CN211402296 U CN 211402296U
- Authority
- CN
- China
- Prior art keywords
- air
- detection
- formaldehyde
- pipe
- outlet pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model provides a formaldehyde detection device for building detection, which comprises a detection box, wherein the detection box consists of a first detection chamber and a second detection chamber from top to bottom in sequence, one side of the first detection chamber is connected with an air suction cover, one end of the air suction cover extending into the first detection chamber is provided with an exhaust fan, one side of the exhaust fan is connected with an air inlet pipe, one end of the air inlet pipe, which is far away from the exhaust fan, is sequentially connected with a first formaldehyde detector and a first air outlet pipe, one end of the first air outlet pipe is connected with a first air delivery pipe, one end of the first air delivery pipe is connected with a water tank, the one end that the top of water tank was kept away from first gas-supply pipe is connected with the second gas-supply pipe, the one end of second gas-supply pipe has connected gradually second formaldehyde detector and second outlet duct, the second outlet duct is close to the one end of second gas-supply pipe is connected with the third gas-supply pipe. The utility model discloses simple structure, reasonable in design can realize purifying completely and clear away formaldehyde in the building.
Description
Technical Field
The utility model relates to a formaldehyde check out test set technical field mainly relates to a formaldehyde detection device for building detection.
Background
Various artificial boards are used in the existing building decoration, the artificial boards are the main sources of indoor formaldehyde long-term pollution, and adhesives containing formaldehyde or formaldehyde directly added as a preservative are added in the processing and production processes of curtains, cloth textiles, wallpaper coatings and the like, so that the formaldehyde is released by a new family. The simplest formaldehyde detection method at present is test paper detection, which is simple, short in detection period and low in cost, but generally test paper detection is simple qualitative detection, and for quantitative detection of unit volume, only whether formaldehyde is contained can be detected, but detected formaldehyde cannot be treated and purified, or some existing formaldehyde treatment devices are simple in structure, formaldehyde contained in gas is adsorbed by adopting an activated carbon formaldehyde adsorption mode, and formaldehyde cannot be completely purified and removed.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides a formaldehyde detection device for building detection for solve the technical problem who proposes among the above-mentioned background art.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
a formaldehyde detection device for building detection comprises a detection box, wherein a first detection chamber and a second detection chamber are sequentially arranged on the detection box from top to bottom, a partition plate is arranged between the bottom of the first detection chamber and the top of the second detection chamber, two ends of the partition plate are fixed on the inner wall of the detection box through bolts, one side of the first detection chamber is connected with an air suction cover, one end of the air suction cover extending into the first detection chamber is provided with an air exhauster, the air exhauster is fixed on the side wall of the first detection chamber through bolts, one side of the air exhauster is connected with an air inlet pipe, one end, away from the air exhauster, of the air inlet pipe is sequentially connected with a first formaldehyde detector and a first air outlet pipe, one end of the first air outlet pipe is connected with a first air conveying pipe, the first air conveying pipe penetrates through the inner bottom plate of the first detection chamber and extends to one end of the second detection chamber and is connected with a water tank, keep away from at the top of water tank the one end of first gas-supply pipe is connected with the second gas-supply pipe, the second gas-supply pipe is kept away from the one end of water tank has connected gradually second formaldehyde detector and second outlet duct, the second outlet duct is close to the one end of second gas-supply pipe is connected with the third gas-supply pipe, the one end of third gas-supply pipe extends to on the inner wall of first gas-supply pipe.
Preferably, one end of the first air outlet pipe, which is far away from the first air delivery pipe, is connected with a first one-way air valve, and one end of the first air outlet pipe, which is far away from the first one-way air valve, extends to the outside of the first detection chamber.
Preferably, one end of the first gas pipe, which is far away from the first gas outlet pipe, is connected with a second one-way gas valve;
one end of the third gas pipe, which is far away from the second gas outlet pipe, is connected with a third one-way gas valve, and one end of the second gas outlet pipe, which is far away from the third gas pipe, is connected with a fourth one-way gas valve.
Preferably, the welding of the interior roof center department of water tank has the division board that is vertical setting, the bottom of division board with the interior bottom plate contactless of water tank, the division board is close to one side of first gas-supply pipe is equipped with purifier, purifier from the top down is including album dirt filter screen, active carbon filter screen and formaldehyde-removing filter screen in proper order, formaldehyde-removing filter screen with water contactless in the water tank.
Preferably, first detection room go up with the adjacent one side of cover of breathing in is equipped with the display screen, the display screen with first formaldehyde detector and second formaldehyde detector wireless connection, the one end of display screen is equipped with the alarm, the alarm pass through the wire with display screen electric connection, just the bottom of display screen is equipped with the power supply room, the power supply room is located in the second detection room, just the bottom welding of second detection room has the base, the equidistant encircleing of bottom of base is connected with a plurality of universal wheels, every the top of universal wheel all is connected with the brake block.
Preferably, the top welding of first detection room has the top cap, the top of top cap is equipped with control switch, control switch pass through the wire respectively with air exhauster and water pump electric connection.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model is mainly provided with a detection box which is formed by welding a first detection chamber and a second detection chamber from top to bottom in sequence, one side of the first detection chamber is connected with an air suction cover, one end of the air suction cover is provided with an exhaust fan, one side of the exhaust fan is connected with an air inlet pipe, one end of the air inlet pipe is sequentially connected with a first formaldehyde detector and a first air outlet pipe, one side of the first air outlet pipe is connected with a first air delivery pipe, one end of the first air delivery pipe is connected with a water tank, one end of the top of the water tank is connected with a second air delivery pipe, one end of the second gas pipe is connected with a second formaldehyde detector and a second gas outlet pipe in sequence, one end of the second gas outlet pipe is connected with a third gas pipe, when the formaldehyde detector is used, formaldehyde is detected through the first formaldehyde detector, when the formaldehyde detector is qualified, the first one-way air valve is opened, the second one-way air valve is closed, and gas is discharged from the first gas outlet pipe; when the detection is unqualified, the first one-way air valve is closed, the second one-way air valve is opened, the gas enters the water tank for purification treatment and then is discharged through the third gas pipe, secondary detection is performed through the second formaldehyde detector, when the detection is qualified, the fourth one-way air valve is opened, the third one-way air valve is closed, the gas is discharged from the second gas outlet pipe, when the detection is unqualified, the fourth one-way air valve is closed, the third one-way air valve is opened, the gas is conveyed to the first gas pipe through the third gas pipe and then reaches the water tank for further circulation purification treatment, and until the second formaldehyde detector detects the qualification, the fourth one-way air valve is opened, the third one-way air valve is closed, and the gas is discharged from the second. The utility model discloses simple structure, reasonable in design can realize purifying completely and clear away formaldehyde in the building.
The present invention will be explained in detail with reference to the drawings and specific embodiments.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a cross-sectional view of the overall structure of the present invention;
fig. 3 is an enlarged view of a region a in fig. 2.
Reference numerals: 1. a detection box; 1a, a partition plate; 11. a first detection chamber; 111. a display screen; 112. an alarm; 12. a second detection chamber; 121. a power supply chamber; 122. a water tank; 1221. a separator plate; 13. a top cover; 131. a control switch; 2. a base; 21. a universal wheel; 211. a brake pad; 3. an air intake cover; 4. an exhaust fan; 41. an air inlet pipe; 411. a first air outlet pipe; 412. a first one-way air valve; 413. a first gas delivery pipe; 414. a second one-way air valve; 415. a third gas delivery pipe; 416. a third one-way air valve; 417. a second gas delivery pipe; 418. a second air outlet pipe; 419. a fourth one-way air valve; 5. a first formaldehyde detector; 6. a second formaldehyde detector; 7. a sewage purifier; 71. a water outlet pipe; 72. a valve; 8. a water pump; 81. a water inlet pipe; 9. a purification device; 91. a dust collecting filter screen; 92. an active carbon filter screen; 93. a formaldehyde-removing filter screen.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to the attached drawings 1-3, a formaldehyde detection device for building detection comprises a detection box 1, wherein the detection box 1 is provided with a first detection chamber 11 and a second detection chamber 12 from top to bottom in sequence, a partition plate 1a is arranged between the bottom of the first detection chamber 11 and the top of the second detection chamber 12, two ends of the partition plate 1a are fixed on the inner wall of the detection box 1 through bolts, an air suction cover 3 is connected to one side of the first detection chamber 11, an exhaust fan 4 is arranged at one end of the air suction cover 3 extending into the first detection chamber 11, the exhaust fan 4 is fixed on the side wall of the first detection chamber 11 through bolts, an air inlet pipe 41 is connected to one side of the exhaust fan 4, a first formaldehyde detector 5 and a first air outlet pipe 411 are sequentially connected to one end of the air inlet pipe 41 far away from the exhaust fan 4, and a first air outlet pipe 413 is connected to one end of the first air outlet pipe 411, first gas-supply pipe 413 runs through the infrabasal plate of first detection room 11 extends to the one end of second detection room 12 is connected with water tank 122, the top of water tank 122 is kept away from the one end of first gas-supply pipe 413 is connected with second gas-supply pipe 417, second gas-supply pipe 417 is kept away from the one end of water tank 122 has connected gradually second formaldehyde detector 6 and second outlet duct 418, second outlet duct 418 is close to the one end of second gas-supply pipe 417 is connected with third gas-supply pipe 415, the one end of third gas-supply pipe 415 extends to on the inner wall of first gas-supply pipe 413.
Referring to fig. 1, a display screen 111 is arranged on one side of the first detection chamber 11 adjacent to the air suction cover 3, the display screen 111 is wirelessly connected with the first formaldehyde detector 5 and the second formaldehyde detector 6, an alarm 112 is arranged at one end of the display screen 111, the alarm 112 is electrically connected with the display screen 111 through a wire, a power supply chamber 121 is arranged at the bottom of the display screen 111, the power supply chamber 121 is located in the second detection chamber 12, a base 2 is welded at the bottom of the second detection chamber 12, a plurality of universal wheels 21 are connected to the bottom of the base 2 in an equidistant surrounding manner, and a brake pad 211 is connected to the top of each universal wheel 21; the top welding of first detection room 11 has top cap 13, the top of top cap 13 is equipped with control switch 131, control switch 131 pass through the wire respectively with air exhauster 4 and water pump 8 electric connection. In the embodiment, the content of formaldehyde is detected by the first formaldehyde detector 5 and the second formaldehyde detector 6, the result is fed back to the display screen 111 for display, and when the formaldehyde content exceeds the standard, the alarm 112 gives an alarm to remind people that the formaldehyde content in the room exceeds the standard; furthermore, through the design of universal wheel 21 and brake block 211, be convenient for improve the mobility of detection case 1, be convenient for detect the formaldehyde of different positions.
Referring to fig. 2, one end of the first air outlet pipe 411, which is far away from the first air pipe 413, is connected to a first one-way air valve 412, and one end of the first air outlet pipe 411, which is far away from the first one-way air valve 412, extends out of the first detection chamber 11; one end of the first air pipe 413 far away from the first air outlet pipe 411 is connected with a second one-way air valve 414; one end of the third air pipe 415 far away from the second air outlet pipe 418 is connected with a third one-way air valve 416, and one end of the second air outlet pipe 418 far away from the third air pipe 415 is connected with a fourth one-way air valve 419. In this embodiment, formaldehyde is detected by the first formaldehyde detector 5, and when the formaldehyde is detected to be qualified, the first one-way gas valve 412 is opened, the second one-way gas valve 414 is closed, and gas is discharged from the first gas outlet pipe 411; when the detection is unqualified, the first one-way gas valve 412 is closed, the second one-way gas valve 414 is opened, the gas enters the water tank 122 for purification treatment, then is discharged through the third gas pipe 415, secondary detection is carried out through the second formaldehyde detector 6, when the detection is qualified, the fourth one-way gas valve 419 is opened, the third one-way gas valve 416 is closed, the gas is discharged from the second gas outlet pipe 418, when the detection is unqualified, the fourth one-way gas valve 419 is closed, the third one-way gas valve 416 is opened, the gas is conveyed to the first gas pipe 413 through the third gas pipe 415 and then reaches the water tank 122 for further circulation purification treatment, and until the second formaldehyde detector 6 is qualified, the fourth one-way gas valve 419 is opened, the third one-way gas valve 416 is closed, and the gas is discharged from the second gas outlet pipe 418.
Referring to fig. 3, a vertically arranged partition plate 1221 is welded at the center of the inner top wall of the water tank 122, the bottom end of the partition plate 1221 is not in contact with the inner bottom plate of the water tank 122, a purification device 9 is arranged on one side of the partition plate 1221 close to the first air delivery pipe 413, the purification device 9 sequentially includes a dust collection filter screen 91, an activated carbon filter screen 92 and a formaldehyde removal filter screen 93 from top to bottom, and the formaldehyde removal filter screen 93 is not in contact with water in the water tank 122. In this embodiment, particulate matters such as dust and peculiar smell in the air are adsorbed by the dust collection filter screen 91 and the activated carbon filter screen 92 to be preliminarily filtered, and formaldehyde in the air is adsorbed by the formaldehyde removing filter screen 93.
Referring to fig. 2 and 3, a water outlet pipe 71 is connected to the bottom of the water tank 122, one end of the water outlet pipe 71 is connected to a valve 72, one end of the water outlet pipe 71, which is far away from the valve 72, is connected to a sewage purifier 7, one side of the sewage purifier 7 is connected to a water pump 8 through a water pipe, an output end of the water pump 8 is connected to a water inlet pipe 81, and one end of the water inlet pipe 81 extends to the inner wall of the water tank 122 and is located below the formaldehyde removing filter screen 93. In this embodiment, through the design of sewage purification ware 7, that effectual water to water tank 122 carries out purifying action, avoids because many times filtering formaldehyde for aquatic formaldehyde content is too high, influences purifying effect, thereby realizes water resource cyclic utilization.
The utility model discloses a concrete operation as follows:
when the utility model is needed, the control switch 131 is firstly turned on, the exhaust fan 4 is started to work, air is sucked into the air inlet pipe 41 through the air suction cover 3, whether the air contains formaldehyde is detected through the first formaldehyde detector 5, when the detection is qualified, the first one-way air valve 412 is opened, the second one-way air valve 414 is closed, and the air is exhausted from the first air outlet pipe 411; when the detection is unqualified, the first formaldehyde detector 5 feeds the detection result back to the display screen 111 for display, the alarm 112 gives an alarm to remind people that the indoor formaldehyde exceeds the standard, at the moment, the first one-way air valve 412 is closed, the second one-way air valve 414 is opened, the gas enters the water tank 122 for purification treatment, the gas sequentially passes through the dust collection filter screen 91, the activated carbon filter screen 92 and the formaldehyde removal filter screen 93 to adsorb and purify particles such as dust and the like, peculiar smell and formaldehyde in the air, then the water in the water tank 122 is subjected to secondary purification and adsorption, the water is conveyed through the third air pipe 415 and passes through the second formaldehyde detector 6 for secondary detection, when the detection is qualified, the fourth one-way air valve 419 is opened, the third one-way air valve 416 is closed, the gas is discharged from the second air pipe 418, when the detection is unqualified, the fourth one-way air valve 419 is closed, the third one-way air valve 416 is opened, the gas is conveyed through the third air pipe 415 to the Performing chemical treatment until the second formaldehyde detector 6 detects qualified, opening the fourth one-way gas valve 419, closing the third one-way gas valve 416, and discharging gas from the second gas outlet pipe 418;
when the water formaldehyde content in the water tank 122 is too high and the purification treatment efficiency is low, the valve 72 is opened, the water pump 8 is started to work, the water in the water tank 122 is conveyed to the sewage purifier 7 through the water outlet pipe 71 for purification, and then returns to the water tank 122 through the water inlet pipe 81, so that the water resource recycling is realized.
Although embodiments of the present invention 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 in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents, and thus the embodiments of the invention are intended only as illustrative examples of the invention and no limitation of the invention is intended whatsoever to be construed by the embodiments of the invention.
Claims (7)
1. The utility model provides a formaldehyde detection device for building detection, including detection case (1), its characterized in that: the detection box is characterized in that a first detection chamber (11) and a second detection chamber (12) are sequentially arranged in the detection box (1) from top to bottom, a partition plate (1 a) is arranged between the bottom of the first detection chamber (11) and the top of the second detection chamber (12), two ends of the partition plate (1 a) are fixed on the inner wall of the detection box (1) through bolts, an air suction cover (3) is connected to one side of the first detection chamber (11), an air exhauster (4) is arranged at one end, extending to the inside, of a shell on one side of the first detection chamber (11) and penetrates through the air suction cover (3), the air exhauster (4) is fixed on the side wall of the first detection chamber (11) through bolts, an air inlet pipe (41) is connected to the rear end of the air exhauster (4), and a first formaldehyde detector (5) and a first air outlet pipe (411) are sequentially connected to one end, far away from the air inlet pipe (41), of the, one end of first air outlet pipe (411) is connected with first air-supply pipe (413), first air-supply pipe (413) run through baffle (1 a) extends to the one end of second detection room (12) is connected with water tank (122), keep away from at the top of water tank (122) the one end of first air-supply pipe (413) is connected with second air-supply pipe (417), keep away from second air-supply pipe (417) the one end of water tank (122) has connected gradually second formaldehyde detector (6) and second air outlet pipe (418), second air outlet pipe (418) are close to the one end of second air-supply pipe (417) is connected with third air-supply pipe (415), the one end of third air-supply pipe (415) extends to on the inner wall of first air-supply pipe (413).
2. The formaldehyde detection device for building detection as claimed in claim 1, wherein: one end, far away from the first air conveying pipe (413), of the first air outlet pipe (411) is connected with a first one-way air valve (412), and one end, far away from the first one-way air valve (412), of the first air outlet pipe (411) extends out of the first detection chamber (11).
3. The formaldehyde detection device for building detection as claimed in claim 1, wherein: one end of the first air pipe (413) far away from the first air outlet pipe (411) is connected with a second one-way air valve (414);
one end of the third air pipe (415) far away from the second air outlet pipe (418) is connected with a third one-way air valve (416), and one end of the second air outlet pipe (418) far away from the third air pipe (415) is connected with a fourth one-way air valve (419).
4. The formaldehyde detection device for building detection as claimed in claim 1, wherein: the welding of the interior roof center department of water tank (122) has division board (1221) that is vertical setting, the bottom of division board (1221) with the interior bottom plate contactless of water tank (122), division board (1221) are close to one side of first gas-supply pipe (413) is equipped with purifier (9), purifier (9) from the top down is including album dirt filter screen (91), active carbon filter screen (92) and formaldehyde removal filter screen (93) in proper order, remove formaldehyde filter screen (93) with water contactless in water tank (122).
5. The formaldehyde detection device for building detection as claimed in claim 4, wherein: the bottom of water tank (122) is connected with outlet pipe (71), the one end of outlet pipe (71) is connected with valve (72), just outlet pipe (71) are kept away from the one end of valve (72) is connected with sewage purification ware (7), there is water pump (8) one side of sewage purification ware (7) through water piping connection, the output of water pump (8) is connected with inlet tube (81), the one end of inlet tube (81) extends to on the inner wall of water tank (122) and be located formaldehyde removing filter screen (93) below.
6. The formaldehyde detection device for building detection as claimed in claim 1, wherein: first detection room (11) go up with one side that suction hood (3) are adjacent is equipped with display screen (111), display screen (111) with first formaldehyde detector (5) and second formaldehyde detector (6) wireless connection, the one end of display screen (111) is equipped with alarm (112), alarm (112) pass through the wire with display screen (111) electric connection, just the bottom of display screen (111) is equipped with power supply room (121), power supply room (121) are located in second detection room (12), just the bottom welding of second detection room (12) has base (2), the equidistant of bottom of base (2) is encircleed and is connected with a plurality of universal wheels (21), every the top of universal wheel (21) all is connected with brake block (211).
7. The formaldehyde detection device for building detection of claim 6, wherein: the top welding of first detection room (11) has top cap (13), the top of top cap (13) is equipped with control switch (131), control switch (131) pass through the wire respectively with air exhauster (4) and water pump (8) electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921893117.1U CN211402296U (en) | 2019-11-05 | 2019-11-05 | Formaldehyde detection device for building detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921893117.1U CN211402296U (en) | 2019-11-05 | 2019-11-05 | Formaldehyde detection device for building detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211402296U true CN211402296U (en) | 2020-09-01 |
Family
ID=72215879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921893117.1U Expired - Fee Related CN211402296U (en) | 2019-11-05 | 2019-11-05 | Formaldehyde detection device for building detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211402296U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447611A (en) * | 2021-05-20 | 2021-09-28 | 南京云联信息科技有限公司 | Gas detection early warning system and device based on industrial internet |
| CN113640463A (en) * | 2021-07-29 | 2021-11-12 | 上海嘉筠通信技术有限公司 | Internet of things carbon monoxide alarm with formaldehyde detection function |
-
2019
- 2019-11-05 CN CN201921893117.1U patent/CN211402296U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447611A (en) * | 2021-05-20 | 2021-09-28 | 南京云联信息科技有限公司 | Gas detection early warning system and device based on industrial internet |
| CN113447611B (en) * | 2021-05-20 | 2024-01-26 | 南京云联信息科技有限公司 | Gas detection early warning system and device based on industrial Internet |
| CN113640463A (en) * | 2021-07-29 | 2021-11-12 | 上海嘉筠通信技术有限公司 | Internet of things carbon monoxide alarm with formaldehyde detection function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202253999U (en) | Air purification humidifier | |
| CN211402296U (en) | Formaldehyde detection device for building detection | |
| CN107869750A (en) | A kind of oil smoke stage purifying device and its application process | |
| CN104197412A (en) | Air purifying system | |
| CN209423337U (en) | A kind of plant gas processing VOC purification apparatus based on photooxidation catalysis technique | |
| CN203663583U (en) | Plate type efficient multistage welding fume purifying equipment | |
| CN205351559U (en) | Low temperature plasma exhaust gas purifying apparatus | |
| CN207763114U (en) | A kind of air quality detects cleaning equipment automatically | |
| CN207203814U (en) | Low temperature plasma waste gas cleaning equipment | |
| CN209131070U (en) | Intelligent domestic air purifier | |
| CN202555108U (en) | Dust and fume cleaning machine | |
| CN210179797U (en) | Water filtration formula anion air purifier | |
| CN210674560U (en) | Energy-saving building indoor waste gas discharging equipment | |
| CN206965340U (en) | A kind of dry type and wet type industrial waste gas multiple-effect purification unit | |
| CN206587528U (en) | Multistorey strainer mesh cleaner based on Internet of Things | |
| CN102062429B (en) | Smoke secondary separation decontamination plant for lower discharging type cooking utensils | |
| CN201643937U (en) | Portable purifier capable of initiatively adsorbing smoke | |
| CN207661885U (en) | A kind of air purifier with deodorization functions | |
| CN206572636U (en) | A kind of practical Household Air Purifier | |
| CN220028139U (en) | Purifying device for fume hood | |
| CN205747254U (en) | A kind of portable air freshening device | |
| CN216244666U (en) | Combined air conditioning unit for polyester filament yarn production | |
| CN214106210U (en) | Zeolite adsorption renewable purification equipment | |
| CN204693657U (en) | Air filtration clearing machine | |
| CN209221826U (en) | A kind of sewage plant odor treating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 Termination date: 20211105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |