Decoration air formaldehyde detection device

Abstract

The utility model discloses a decoration air formaldehyde detection device, which belongs to the technical field of formaldehyde detection, and comprises a detection box, the top end of the detection box is fixedly connected with a cover plate, the upper surface of the cover plate is fixedly embedded with a detection display instrument, the inner bottom wall of the detection box is fixedly connected with a formaldehyde detection sensor, and the inner wall of the detection box is fixedly connected with an exhaust fan. The inner wall of the detection box is fixedly connected with a dust filtering net frame, the dust filtering net frame is located above the exhaust fan, an annular groove is formed in the outer surface of the top end of the detection box, air holes which are annularly arranged are formed in the inner wall of the annular groove, and the air holes are located above the dust filtering net frame; by arranging a push handle, an anti-skid sleeve, universal wheels, a telescopic sleeve, a telescopic supporting rod, a telescopic spring and a base plate, the detection box can be conveniently pushed, the convenience performance of the formaldehyde detection device is improved, the height of the detection box can be adjusted, effective extraction of indoor air of a building is achieved, and effective detection operation of formaldehyde of the indoor building is facilitated.

Description

Technical Field

[0001] This utility model relates to the field of formaldehyde detection technology, specifically a formaldehyde detection device for indoor air after renovation. Background Technology

[0002] After the building renovation is completed, formaldehyde testing tools are often needed to test the formaldehyde concentration.

[0003] Chinese patent CN207992155U discloses a formaldehyde detection device for indoor air after renovation. However, the above patent has certain shortcomings in use. It does not have an auxiliary movement function, which reduces the convenience of the detection device. Moreover, when extracting and detecting indoor formaldehyde, the detection device needs to be adjusted to a certain height and needs to be manually carried to a high place, which is not efficient. Therefore, those skilled in the art have provided a formaldehyde detection device for indoor air after renovation to solve the problems mentioned in the background art. Utility Model Content

[0004] The purpose of this invention is to provide a formaldehyde detection device for indoor air in interior decoration, so as to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A formaldehyde detection device for interior decoration includes a detection box. A cover plate is fixedly connected to the top of the detection box, and a detection display is fixedly embedded in the upper surface of the cover plate. A formaldehyde detection sensor is fixedly connected to the inner bottom wall of the detection box. An exhaust fan is fixedly connected to the inner wall of the detection box, and a dust filter frame is fixedly connected to the inner wall of the detection box, located above the exhaust fan. An annular groove is formed on the outer surface of the top of the detection box, and an annularly arranged air hole is formed on the inner wall of the annular groove, located above the dust filter frame. An annularly arranged caster wheel is fixedly connected to the bottom of the detection box. An annularly arranged support plate is fixedly connected to the outer surface of the detection box. A telescopic sleeve is fixedly embedded in the upper surface of each support plate, and a telescopic support rod is snapped into the inner wall of the bottom end of each telescopic sleeve. A base plate is fixedly connected to the bottom end of each telescopic support rod. The formaldehyde detection sensor is electrically connected to the detection display via a wire.

[0007] As a further improvement of this utility model: a damping pad is fixedly connected to the bottom surface of each base plate, and the damping pad is made of silicone.

[0008] As a further improvement of this utility model: a telescopic spring is fixedly connected to the inner top wall of each telescopic sleeve, the bottom end of each telescopic spring is fixedly connected to the top end of the telescopic support rod, and a fastening screw is threaded onto the outer surface of each telescopic sleeve.

[0009] As a further improvement of this utility model: two push handles are fixedly connected to the upper surface of the cover plate, and two anti-slip sleeves are fixedly connected to the outer surface of each push handle.

[0010] As a further improvement of this utility model: a model mark is fixedly connected to the upper surface of the cover plate, and the model mark is located behind the detection display instrument.

[0011] As a further improvement of this utility model: the bottom surface of the testing box is provided with a placement groove, and a counterweight plate is fixedly connected to the inner top wall of the placement groove.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] This formaldehyde detection device for interior decoration uses a detection box, cover, display instrument, exhaust fan, and formaldehyde detection sensor to extract indoor air. The sensor and display instrument detect and show formaldehyde data. The device is easily moved using a push handle, anti-slip sleeve, casters, telescopic sleeve, telescopic support rod, telescopic spring, and base plate, enhancing its convenience. The height of the detection box is also adjustable, facilitating effective extraction of indoor air and enabling efficient formaldehyde detection. Attached Figure Description

[0014] Figure 1 A schematic diagram of the overall three-dimensional structure of a formaldehyde detection device for indoor air in decoration;

[0015] Figure 2 A bottom view of the detection box in a formaldehyde detection device for indoor air during home renovation;

[0016] Figure 3 This is a schematic diagram of the internal cross-sectional structure of the detection box in a formaldehyde detection device for indoor air.

[0017] Figure 4 This is a top view and cross-sectional view of the detection box in a formaldehyde detection device for indoor air.

[0018] Figure 5 This is a schematic diagram of the internal cross-sectional structure of the telescopic sleeve in a formaldehyde detection device for indoor air.

[0019] In the diagram: 1. Detection box; 2. Annular groove; 3. Cover plate; 4. Push handle; 5. Anti-slip sleeve; 6. Detection display instrument; 7. Model mark; 8. Air hole; 9. Support plate; 10. Telescopic sleeve; 11. Fastening screw; 12. Base plate; 13. Placement slot; 14. Counterweight plate; 15. Casters; 16. Damping pad; 17. Exhaust fan; 18. Formaldehyde detection sensor; 19. Telescopic support rod; 20. Dust filter frame; 21. Telescopic spring. Detailed Implementation

[0020] In the description of this utility model, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this utility model, unless otherwise stated, "a plurality of" means two or more.

[0021] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0022] Please see Figures 1-5In this embodiment of the present invention, a formaldehyde detection device for interior decoration includes a detection box 1. A cover plate 3 is fixedly connected to the top of the detection box 1, and a detection display instrument 6 is fixedly embedded on the upper surface of the cover plate 3. A formaldehyde detection sensor 18 is fixedly connected to the inner bottom wall of the detection box 1. An exhaust fan 17 is fixedly connected to the inner wall of the detection box 1, and a dust filter frame 20 is fixedly connected to the inner wall of the detection box 1, with the dust filter frame 20 located above the exhaust fan 17. An annular groove 2 is formed on the outer surface of the top of the detection box 1. The wall has annularly arranged air holes 8, which are located above the dust filter frame 20. The bottom surface of the detection box 1 is fixedly connected with annularly arranged casters 15. The outer surface of the detection box 1 is fixedly connected with annularly arranged support plates 9. Each support plate 9 has a telescopic sleeve 10 fixedly embedded on its upper surface. Each telescopic sleeve 10 has a telescopic support rod 19 snapped into its inner wall at the bottom end. Each telescopic support rod 19 has a base plate 12 fixedly connected to its bottom end. The formaldehyde detection sensor 18 is electrically connected to the detection display instrument 6 through a wire.

[0023] Each base plate 12 has a damping pad 16 fixedly connected to its bottom surface. The damping pad 16 is made of silicone and can stably support the test box 1, facilitating the stable use of this test device. Each telescopic sleeve 10 has a telescopic spring 21 fixedly connected to its inner top wall. The bottom end of each telescopic spring 21 is fixedly connected to the top end of the telescopic support rod 19. Each telescopic sleeve 10 has a fastening screw 11 threadedly connected to its outer surface, which can elastically support and fasten the telescopic sleeve 10 and the telescopic support rod 19, facilitating the height adjustment of the test box 1.

[0024] Two push handles 4 are fixedly connected to the upper surface of the cover plate 3. Two anti-slip sleeves 5 are fixedly connected to the outer surface of each push handle 4, which makes it easier for the testing personnel to push the testing box 1 and facilitates the movement and transportation of this testing device. A model mark 7 is fixedly connected to the upper surface of the cover plate 3. The model mark 7 is located behind the testing display instrument 6, which can explain the model of this testing device, making it easier for users to understand and use. A placement groove 13 is opened on the bottom surface of the testing box 1. A counterweight plate 14 is fixedly connected to the inner top wall of the placement groove 13, which can increase the bottom counterweight of the testing box 1 and facilitate the stable use of this testing device.

[0025] The working principle of this utility model is as follows: In use, the testing personnel first push the handle 4 to rotate the universal wheel 15 and move the testing box 1 to the indoor building to be tested. Then, the fastening screw 11 is loosened, and the telescopic support rod 19 is pulled out through the cooperation of the telescopic spring 21. Through the cooperation of the telescopic sleeve 10, the testing box 1 is raised to a certain height. Then, the fastening screw 11 is tightened. Then, the formaldehyde detection device is powered on, and the control panel is clicked to control the exhaust fan 17 to work and draw in the outside air. The indoor air is injected into the interior of the testing box 1 through the air hole 8, and the dust filter frame 20 is used to filter the impurities in the indoor air. Then, the air enters the bottom of the testing box 1, and the formaldehyde concentration in the indoor air is detected by the formaldehyde detection sensor 18. At the same time, the detection data is transmitted to the detection display instrument 6 for display of formaldehyde data, thus completing the indoor air formaldehyde detection work.

[0026] The above description is merely a preferred embodiment of this utility model, but the scope of protection of this utility model is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the technical scope disclosed in this utility model, based on the technical solution and inventive concept of this utility model, should be included within the scope of protection of this utility model. It is obvious to those skilled in the art that this utility model is not limited to the details of the above exemplary embodiments, and that it can be implemented in other specific forms without departing from the spirit or basic characteristics of this utility model. Therefore, the embodiments should be considered exemplary and non-limiting in all respects. The scope of this utility model is defined by the appended claims rather than the foregoing description, and thus all variations falling within the meaning and scope of equivalent elements of the claims are intended to be included within this utility model. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0027] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A decoration air formaldehyde detection device, comprising a detection box (1), characterized in that, The top end of the detection box (1) is fixedly connected with a cover plate (3), the upper surface of the cover plate (3) is fixedly embedded with a detection display instrument (6), the inner bottom wall of the detection box (1) is fixedly connected with a formaldehyde detection sensor (18), the inner wall of the detection box (1) is fixedly connected with an air extractor (17), the inner wall of the detection box (1) is fixedly connected with a dust filter net rack (20), the dust filter net rack (20) is located above the air extractor (17), the top end outer surface of the detection box (1) is provided with an annular groove (2), the inner wall of the annular groove (2) is provided with a plurality of air holes (8) arranged in a ring, the air holes (8) are located above the dust filter net rack (20), the bottom surface of the detection box (1) is fixedly connected with a plurality of universal wheels (15) arranged in a ring, the outer surface of the detection box (1) is fixedly connected with a plurality of support plates (9) arranged in a ring, the upper surface of each support plate (9) is fixedly embedded with an expansion sleeve (10), the bottom end inner wall of each expansion sleeve (10) is clamped with an expansion support rod (19), the bottom end of each expansion support rod (19) is fixedly connected with a base plate (12), and the formaldehyde detection sensor (18) is electrically connected with the detection display instrument (6) through wires.

2. The decoration air formaldehyde detection device according to claim 1, characterized in that, The bottom surface of each base plate (12) is fixedly connected with a damping pad (16), and the damping pad (16) is made of silica gel. 3.The decoration air formaldehyde detection device according to claim 1, characterized in that, The inner top wall of each expansion sleeve (10) is fixedly connected with an expansion spring (21), the bottom end of each expansion spring (21) is fixedly connected with the top end of the expansion support rod (19), and the outer surface of each expansion sleeve (10) is threadedly connected with a fastening screw (11).

4. The decoration air formaldehyde detection device according to claim 1, characterized in that, The upper surface of the cover plate (3) is fixedly connected with two push handles (4), and the outer surface of each push handle (4) is fixedly connected with two anti-skid sleeves (5).

5. The decoration air formaldehyde detection device according to claim 1, characterized in that, The upper surface of the cover plate (3) is fixedly connected with a model mark (7), and the model mark (7) is located behind the detection display instrument (6).

6. The decoration air formaldehyde detection device according to claim 1, characterized in that, The bottom surface of the detection box (1) is provided with a placing groove (13), and the inner top wall of the placing groove (13) is fixedly connected with a counterweight disc (14).

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