CN213209917U

CN213209917U - Indoor air formaldehyde detection device

Info

Publication number: CN213209917U
Application number: CN202022254589.1U
Authority: CN
Inventors: 韩世忠; 王慧霞; 吕相霖; 黄永安; 杨勇
Original assignee: Henan Jinshi Testing Technology Service Co ltd
Current assignee: Henan Jinshi Testing Technology Service Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-05-14
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses an indoor air formaldehyde detection device, including the formaldehyde detection case, the upper end of formaldehyde detection case is provided with sealed lid, the surface of formaldehyde detection case is equipped with the glass observation window, the lower extreme of glass observation window is equipped with the glass cover, and the inside of glass cover is provided with the colour comparison card, the upper end of glass observation window and the lower extreme of glass cover all are fixed with the fixed plate, sliding connection has the cleaning plate between the one end of two fixed plates, the inside of cleaning plate is seted up the cavity, the surface equidistance of cleaning plate is equipped with the slip post, and the slip post slides and extends to the inside fixedly connected with connecting bottom plate of cavity, fixedly connected reset spring between connecting bottom plate and the cavity, the lower extreme of connecting bottom plate is fixed with the cleaning sponge; the glass observation window and the dust on the surface of the glass cover are cleaned in time, so that the color of the detection and the reflection can be conveniently compared with the color card inside the glass cover, and the accuracy of the detection value is improved.

Description

Indoor air formaldehyde detection device

Technical Field

The utility model relates to a harmful gas detects technical field, especially relates to an indoor air formaldehyde detection device.

Background

The formaldehyde can be adsorbed and enriched by indoor high specific surface materials, and is released again when the indoor temperature rises, so that the pollution effect is aggravated. At present, a detection device is adopted for detecting indoor formaldehyde, a diluent and a display agent are put into an absorption device, after shaking up, the mixture is subjected to color comparison with a color comparison card for a period of time, and a formaldehyde concentration value in the air of a room to be detected is read out.

When current formaldehyde detection device spent a long time, more dust can fall into on the glass observation window that sets up and the glass cover surface on the detection device, when observing the reflection colour and contrast, appears the error easily, leads to the unsafe problem of formaldehyde concentration value that obtains, for this reason we propose an indoor air formaldehyde detection device.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an indoor air formaldehyde detection device can bring and be convenient for carry out clear beneficial effect to glass observation window and glass cover surface.

In order to solve the technical problem, the utility model provides a following technical scheme: an indoor air formaldehyde detection device comprises a formaldehyde detection box, wherein a sealing cover is arranged at the upper end of the formaldehyde detection box, two ends of the formaldehyde detection box are respectively communicated with a diluting reagent conduit and a developing reagent conduit, a second sealing cover is arranged at the top end of the formaldehyde detection box, a glass observation window is arranged on the surface of the formaldehyde detection box, a glass cover is arranged at the lower end of the glass observation window, a colorimetric card is arranged inside the glass cover, fixed plates are fixed at the upper end of the glass observation window and the lower end of the glass cover, a cleaning plate is connected between one end of each fixed plate in a sliding manner, a cavity is arranged inside the cleaning plate, sliding columns are arranged on the surface of the cleaning plate at equal intervals and extend to the inside of the cavity, a connecting bottom plate is fixedly connected with the connecting bottom plate in a sliding manner, a reset spring is fixed at the upper end of the connecting bottom plate, and the, the lower extreme of connecting the bottom plate is fixed with cleaning sponge, and cleaning sponge and cleaning plate's bottom all is located same horizontal plane.

As a preferred technical scheme of the utility model, the bottom side both ends of sealed lid all are fixed with the fixed column, the draw-in groove that matches with the fixed column lower extreme is all seted up to the top surface both sides of formaldehyde detection case.

As an optimal technical scheme of the utility model, the upper end of slip post is fixed with the pull ring, slip post and connection bottom plate middle part all communicate there is the feed liquor hole.

As an optimal technical scheme of the utility model, the fixed laminating of inner wall of draw-in groove has sealed the pad, the lower extreme of fixed column closely laminates with sealed pad surface.

As an optimal technical scheme of the utility model, two the spout has been seted up to the one side that the fixed plate is close to mutually, the both ends of clean board are fixed with the slider that matches with the spout.

As a preferred technical scheme of the utility model, the slide opening that communicates with the spout is seted up to the opposite side of fixed plate, the one end of slider is fixed with the handle, the handle runs through the slide opening and extends to the outside.

As an optimal technical scheme of the utility model, the fixed surface that the formaldehyde detection case was kept away from to dilute reagent pipe and color reagent pipe installs the reagent tablet.

As an optimal technical scheme of the utility model, the lower extreme of formaldehyde detection case is fixed with "U" type base, and the base both ends roof is fixed with the slipmat, the slipmat laminate with dilute reagent pipe and color development reagent pipe diapire respectively.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. the cleaning plate slides in the fixed plate to drive the cleaning sponge in the cleaning plate to slide and clean the surfaces of the glass observation window and the glass cover, so that dust on the surfaces of the glass observation window and the glass cover can be cleaned in time, the color reflected by detection can be conveniently compared with the color card in the glass cover, and the accuracy of the detection value is improved;

2. carry out the joint through the fixed column that sets up and draw-in groove, the fixed of the sealed lid of further increase and detection case and sealed.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the cleaning kit of the present invention;

FIG. 3 is a schematic structural view of the cleaning plate of the present invention;

FIG. 4 is an enlarged schematic view of a portion a of FIG. 1;

in the figure: 1. a formaldehyde detection box; 101. a card slot; 102. a gasket; 2. a sealing cover; 3. a glass viewing window; 4. a color comparison card; 5. a glass cover; 6. a fixing plate; 601. a chute; 602. a slide hole; 7. cleaning the plate; 701. a cavity; 702. a slider; 8. a base; 9. a dilute reagent conduit; 10. a reagent card; 11. a chromogenic reagent conduit; 12. a sliding post; 121. a pull ring; 13. connecting the bottom plate; 14. cleaning the sponge; 15. a return spring; 16. a liquid inlet hole; 17. fixing a column; 18. a handle.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in figures 1 to 4, an indoor air formaldehyde detection device comprises a formaldehyde detection box 1, a sealing cover 2 is arranged at the upper end of the formaldehyde detection box 1, two ends of the formaldehyde detection box 1 are respectively communicated with a diluting reagent conduit 9 and a developing reagent conduit 11, a second sealing cover is arranged at the top end of the formaldehyde detection box, a glass observation window 3 is arranged on the surface of the formaldehyde detection box 1, a glass cover 5 is arranged at the lower end of the glass observation window 3, a colorimetric card 4 is arranged inside the glass cover 5, fixing plates 6 are fixed at the upper end of the glass observation window 3 and the lower end of the glass cover 5, a cleaning plate 7 is connected between one ends of the two fixing plates 6 in a sliding manner, a cavity 701 is formed inside the cleaning plate 7, sliding columns 12 are arranged on the surface of the cleaning plate 7 at equal intervals, a connecting bottom plate 13 is fixedly connected inside the sliding columns 12 which extend to the cavity 701 in a sliding manner, a return spring, the other end of the return spring 15 is fixedly connected with the top wall of the cavity 701, the lower end of the connecting bottom plate 13 is fixed with a cleaning sponge 14, and the bottom ends of the cleaning sponge 14 and the cleaning plate 7 are both positioned on the same horizontal plane;

through cleaning plate 7 inside the slip of fixed plate 6, drive the inside clean sponge 14 of cavity 701 and slide and wash on the surface of glass observation window 3 and glass cover 5, make the timely clean up of the dust on its glass observation window 3 and glass cover 5 surface, be convenient for compare the colour that detects the reflection with the inside colorimetric card 4 of glass cover 5, improve the accuracy of detected value.

In another embodiment, as shown in fig. 1 and 4, the embodiment discloses that fixing posts 17 are fixed at both ends of the bottom side of the sealing cover 2, and clamping grooves 101 matched with the lower ends of the fixing posts 17 are formed at both sides of the top surface of the formaldehyde detection box 1; carry out the joint through fixed column 17 and the draw-in groove 101 that sets up, further increase sealed lid 2 and detection case 1 fixed.

In another embodiment, as shown in fig. 2 and 3, the embodiment discloses that a pull ring 121 is fixed at the upper end of the sliding column 12, and the middle parts of the pull ring 121, the sliding column 12 and the connecting bottom plate 13 are all communicated with a liquid inlet hole 16; when the surfaces of the glass observation window 3 and the glass cover 5 have oil stains which are difficult to clean, alcohol is poured into the cleaning sponge 14 through the liquid inlet hole 16 for soaking, and then the cleaning plate 7 is slid to clean the surfaces of the cleaning sponge.

In another embodiment, as shown in fig. 4, in the embodiment, a sealing gasket 102 is fixedly attached to the inner wall of the clamping groove 101, and the lower end of the fixing column 17 is closely attached to the surface of the sealing gasket 102; through the setting of sealed pad 102, increased the leakproofness of fixed column 17 with draw-in groove 101, further increase sealed lid 2 and detection case 1 fixed.

In another embodiment, as shown in fig. 1, 2 and 3, the embodiment discloses that a sliding groove 601 is formed on one side of each of two fixing plates 6, and sliding blocks 702 matched with the sliding grooves 601 are fixed at two ends of each of the cleaning plates 7; the cleaning plate 7 is prevented from being separated from the fixed plate 6 by the movement of the sliders 702 at both ends of the cleaning plate 7 in the slide grooves 601.

In another embodiment, as shown in fig. 1 and fig. 2, the embodiment discloses that a sliding hole 602 communicated with the sliding groove 601 is formed on the other side of the fixing plate 6, a handle 18 is fixed at one end of the sliding block 702, and the handle 18 extends to the outside through the sliding hole 602; through the arrangement of the handle 18, the detection personnel pulls the handle 18 to slide in the slide hole 602, and the handle 18 drives the slide block 702 and the cleaning plate 7 to move, so that the cleaning plate 7 is convenient to move.

In another embodiment, as shown in fig. 1, this embodiment discloses that a reagent card 10 is fixedly installed on the outer surface of the diluted reagent conduit 9 and the color reagent conduit 11 away from the formaldehyde detection box 1; it is convenient to observe the name of the added reagent.

In another embodiment, as shown in fig. 1 and 4, the embodiment discloses that a U-shaped base 8 is fixed at the lower end of the formaldehyde detection box 1, and anti-slip pads are fixed on the top walls of the two ends of the base 8, and the anti-slip pads are respectively attached to the bottom walls of the diluted reagent conduit 9 and the chromogenic reagent conduit 11; through the setting of base 8 and slipmat, be convenient for support the lower extreme of diluting reagent pipe 9 and chromogenic reagent pipe 11.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an indoor air formaldehyde detection device, includes formaldehyde detection case (1), the upper end of formaldehyde detection case (1) is provided with sealed lid (2), the both ends of formaldehyde detection case (1) communicate respectively and have dilution reagent pipe (9) and color reagent pipe (11), and its top all is equipped with the sealed lid of second, its characterized in that: the surface of formaldehyde detection case (1) is equipped with glass observation window (3), the lower extreme of glass observation window (3) is equipped with glass cover (5), and the inside of glass cover (5) is provided with colour chip (4), the upper end of glass observation window (3) and the lower extreme of glass cover (5) all are fixed with fixed plate (6), two sliding connection has clean board (7) between the one end of fixed plate (6), cavity (701) have been seted up to the inside of clean board (7), the surface equidistance of clean board (7) is equipped with slip post (12), and slip post (12) slide and extend to the inside fixedly connected with connecting bottom plate (13) of cavity (701), the upper end of connecting bottom plate (13) is fixed with reset spring (15), the other end and the roof fixed connection of cavity (701) of reset spring (15), the lower extreme of connecting bottom plate (13) is fixed with clean sponge (14), and the bottom ends of the cleaning sponge (14) and the cleaning plate (7) are positioned on the same horizontal plane.

2. The indoor air formaldehyde detection device according to claim 1, characterized in that: fixed columns (17) are fixed at two ends of the bottom side of the sealing cover (2), and clamping grooves (101) matched with the lower ends of the fixed columns (17) are formed in two sides of the top surface of the formaldehyde detection box (1).

3. The indoor air formaldehyde detection device according to claim 1, characterized in that: the upper end of the sliding column (12) is fixed with a pull ring (121), and the middle parts of the pull ring (121), the sliding column (12) and the connecting bottom plate (13) are communicated with a liquid inlet hole (16).

4. The indoor air formaldehyde detection device according to claim 2, characterized in that: the inner wall of the clamping groove (101) is fixedly attached with a sealing gasket (102), and the lower end of the fixing column (17) is tightly attached to the surface of the sealing gasket (102).

5. The indoor air formaldehyde detection device according to claim 1, characterized in that: two fixed plates (6) are close to each other, and one side is opened with a sliding groove (601), and both ends of the cleaning plate (7) are fixed with sliding blocks (702) matched with the sliding grooves (601).

6. The indoor air formaldehyde detection device according to claim 5, characterized in that: the other side of the fixed plate (6) is provided with a sliding hole (602) communicated with the sliding groove (601), one end of the sliding block (702) is fixed with a handle (18), and the handle (18) penetrates through the sliding hole (602) and extends to the outside.

7. The indoor air formaldehyde detection device according to claim 1, characterized in that: and a reagent plate (10) is fixedly arranged on the outer surface of the diluting reagent conduit (9) and the developing reagent conduit (11) far away from the formaldehyde detection box (1).

8. The indoor air formaldehyde detection device according to claim 1, characterized in that: the formaldehyde detection box is characterized in that a U-shaped base (8) is fixed at the lower end of the formaldehyde detection box (1), anti-slip pads are fixed on the top walls of two ends of the base (8), and the anti-slip pads are respectively attached to the bottom walls of the diluting reagent conduit (9) and the developing reagent conduit (11).