CN214122145U

CN214122145U - Indoor air formaldehyde content detection device

Info

Publication number: CN214122145U
Application number: CN202022687082.5U
Authority: CN
Inventors: 向坤; 陈圣洁; 李淅雷; 张真
Original assignee: Hubei Pushi Testing Technology Co ltd
Current assignee: Hubei Pushi Testing Technology Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-09-03
Anticipated expiration: 2030-11-19

Abstract

The utility model belongs to the technical field of the formaldehyde detects, specifically disclose indoor air formaldehyde content testing device, which comprises a housin, the top middle part fixedly connected with air inlet of casing, the front end top of casing is provided with the speaker. This indoor air formaldehyde content testing device, compare with current ordinary indoor air formaldehyde content testing device, mounting groove and installation piece block joint through in the mount pad are connected, be convenient for to hold the installation of portion, utilize the fixed orifices of spacing hole and the mounting groove that the location tip inserted the installation piece, it is spacing to fix holding the portion, the elastic potential energy and the extrusion piece of spring in the draw-in groove, the stripper plate cooperation, it fixes to extrude the fixture block of installation piece top, improve the stability of being connected between portion and the casing when convenient to install and dismantle, convenient to use person's hand-held device operates, it makes the casing install through the mount pad and deposits to the relevant position to do and dismantle the portion of holding, dual function makes the practicality of device effectively improve.

Description

Indoor air formaldehyde content detection device

Technical Field

The utility model relates to a formaldehyde detects technical field, specifically is an indoor air formaldehyde content testing device.

Background

With the development of environmental protection technology and the detection awareness of people on formaldehyde gas pollution, the detection is more and more important, experts point out that formaldehyde has a great influence on human health, and can cause people to suffer from dozens of diseases, and the world health organization points out more clearly: the formaldehyde is carcinogenic, and the research in recent years shows that the formaldehyde can cause more than ten kinds of cancers suffered by people, the release period of the formaldehyde gas in the air is as long as 3-15 years, the formaldehyde gas is not easy to be perceived by residents when the formaldehyde gas slightly exceeds the standard, the resident can smell the odor when the formaldehyde gas exceeds four times or five times, the formaldehyde gas slightly exceeds the standard and is difficult to be perceived by the residents, and a professional formaldehyde detector is the best judgment on whether the formaldehyde content in a room exceeds the standard or not; at present, methods for detecting formaldehyde in rooms, textiles and food at home and abroad mainly comprise spectrophotometry, electrochemical detection, gas chromatography, liquid chromatography, sensor methods and the like.

The current indoor air formaldehyde content testing device is not convenient for the user to carry, also is not convenient for deposit it simultaneously, and the function is comparatively single, can not be fine satisfy people's user demand, to above-mentioned condition, carries out technical innovation on current indoor air formaldehyde content testing device basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an indoor air formaldehyde content testing device to it carries not convenient to use person to propose current indoor air formaldehyde content testing device in solving above-mentioned background art, also is not convenient for deposit it simultaneously, and the function is comparatively single, can not be fine satisfy people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: an indoor air formaldehyde content detection device comprises a shell, wherein an air inlet is fixedly connected to the middle part of the upper part of the shell, inductors are arranged on two sides of the upper part of the shell, a loudspeaker is arranged on the upper part of the front end of the shell, a display screen is arranged below the loudspeaker, a control panel is arranged on the middle part of the front end of the shell, a charging socket is arranged above the right side of the shell, an air vent is arranged in the middle part of the right side of the shell, a deodorization box is arranged below the air vent, a mounting seat is welded below the shell, a mounting groove is formed in the mounting seat, fixing holes are formed in two sides of the mounting groove, a mounting block is clamped and connected to the inside of the mounting groove, a limiting hole is formed in the inside of the mounting block, a positioning pin is inserted into the limiting hole, positioning sleeves are movably connected to the outer walls of two sides of the positioning pin, and a clamping groove is formed above the inside of the mounting groove, and the inner wall both sides of draw-in groove all are provided with a set of extrusion piece, every group the quantity of extrusion piece sets up to two, two be provided with the spring between the extrusion piece, one side fixedly connected with stripper plate, two of spring are kept away from to the extrusion piece fixedly connected with fixture block between the stripper plate, the below welding of installation piece has the portion of holding, and holds the outer wall of portion and seted up anti-skidding line.

Preferably, the mounting seat is connected with the mounting block through a clamping structure formed between the mounting groove and the mounting block, and the inner surface of the mounting groove is tightly attached to the outer surface of the mounting block.

Preferably, the diameter of the fixing hole is equal to that of the limiting hole, and the positioning pin is matched with the fixing hole.

Preferably, the pressing blocks form an elastic structure through springs, and the springs are symmetrical with each other about a central axis of the pressing blocks.

Preferably, the extrusion plates are arranged in parallel, and the inner surfaces of the extrusion plates are tightly attached to the outer surfaces of the fixture blocks.

Preferably, the portion of holding is installed in the below of installation piece for vertical form, and the coincidence sets up between the axis of the portion of holding and the axis of casing.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model is convenient for the installation of the holding part by arranging the mounting seat, the placing groove, the fixing hole, the mounting block, the limiting hole, the positioning pin, the clamping groove, the extruding block, the spring, the extruding plate, the clamping block and the holding part, connecting the mounting seat below the shell, fixedly connecting the mounting block above the holding part, utilizing the mounting groove in the mounting seat to be connected with the mounting block in a clamping way, utilizing the positioning pin to be inserted into the limiting hole of the mounting block and the fixing hole of the mounting groove, the holding part is fixed and limited, the elastic potential energy of the spring in the clamping groove is matched with the extrusion block and the extrusion plate, the fixture block to installation piece top extrudees fixedly, improves the connection stability between portion and the casing of holding in the time of convenient to install and dismantle, and convenient to use person hand-held device operates, does to dismantle and holds the portion and make the casing install corresponding position through the mount pad and deposit, and dual function makes the practicality of device effectively improve.

Drawings

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

FIG. 2 is a right side view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. an air inlet; 3. an inductor; 4. a speaker; 5. a display screen; 6. a control panel; 7. a charging jack; 8. air holes are formed; 9. a deodorizing box; 10. a mounting seat; 11. mounting grooves; 12. a fixing hole; 13. mounting blocks; 14. a limiting hole; 15. a locating pin; 16. a positioning sleeve; 17. a card slot; 18. extruding the block; 19. a spring; 20. a pressing plate; 21. a clamping block; 22. a hand-held portion; 23. and (4) anti-skid lines.

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. 1-4, the present invention provides a technical solution: an indoor air formaldehyde content detection device comprises a shell 1, an air inlet 2 is fixedly connected to the middle of the upper portion of the shell 1, inductors 3 are arranged on two sides of the upper portion of the shell 1, a loudspeaker 4 is arranged on the upper portion of the front end of the shell 1, a display screen 5 is arranged below the loudspeaker 4, a control panel 6 is arranged in the middle of the front end of the shell 1, a charging socket 7 is arranged above the right side of the shell 1, an air vent 8 is formed in the middle of the right side of the shell 1, a deodorization box 9 is arranged below the air vent 8, a mounting seat 10 is welded below the shell 1, a mounting groove 11 is formed inside the mounting seat 10, fixing holes 12 are formed in two sides of the mounting groove 11, a mounting block 13 is connected to the mounting seat 10 in a clamping manner through the mounting groove 11 and the mounting block 13, and the inner surface of the mounting groove 11 is tightly attached to the outer surface of the mounting block 13, the mounting block 13 is internally provided with a limiting hole 14, a positioning pin 15 is inserted into the limiting hole 14, the diameter of the fixing hole 12 is equal to that of the limiting hole 14, the positioning pin 15 is matched with the fixing hole 12, two outer walls of two sides of the positioning pin 15 are movably connected with a positioning sleeve 16, a clamping groove 17 is formed above the inner part of the mounting groove 11, two sides of the inner wall of the clamping groove 17 are respectively provided with a group of extrusion blocks 18, the number of each group of extrusion blocks 18 is two, a spring 19 is arranged between the two extrusion blocks 18, the extrusion blocks 18 form an elastic structure through the spring 19, the springs 19 are symmetrical about the central axis of the extrusion blocks 18, one side of each extrusion block 18, far away from the spring 19, is fixedly connected with an extrusion plate 20, a fixture block 21 is fixedly connected between the two extrusion plates 20, the extrusion plates 20 are arranged in parallel, and the inner surface of the extrusion plates 20, the holding part 22 is welded below the mounting block 13, the outer wall of the holding part 22 is provided with anti-skid threads 23, the holding part 22 is vertically mounted below the mounting block 13, the central axis of the holding part 22 is overlapped with the central axis of the shell 1, the mounting seat 10, the mounting block 12, the mounting block 13, the limiting hole 14, the positioning pin 15, the clamping groove 17, the extruding block 18, the spring 19, the extruding plate 20, the clamping block 21 and the holding part 22 are arranged, the mounting seat 10 is connected below the shell 1, the mounting block 13 is fixedly connected above the holding part 22, the mounting groove 11 in the mounting seat 10 is clamped and connected with the mounting block 13, the holding part 22 is conveniently mounted, the positioning pin 15 is inserted into the limiting hole 14 of the mounting block 13 and the fixing hole 12 of the mounting groove 11 to fix and limit the holding part 22, the elastic potential energy of the spring 19 in the clamping groove 17 is matched with the extruding block 18 and the extruding plate 20, the fixture block 21 above the mounting block 13 is extruded and fixed, so that the mounting and dismounting are facilitated, the connection stability between the holding part 22 and the shell 1 is improved, the hand-held device of a user is convenient to operate, the holding part 22 can be dismounted, the shell 1 is mounted to a corresponding position through the mounting seat 10 and is stored, and the practicability of the device is effectively improved due to the dual functions.

The working principle is as follows: when the indoor air formaldehyde content detection device is used, a worker firstly clamps and connects the installation block 13 through the installation groove 11 in the installation seat 10, the installation seat 10 is connected below the shell 1, the installation block 13 is fixedly connected above the holding part 22, the holding part 22 is installed, the positioning pin 15 is inserted into the limiting hole 14 of the installation block 13 and the fixing hole 12 of the installation groove 11 to fix and limit the holding part 22, the elastic potential energy of the spring 19 in the clamping groove 17 is matched with the extrusion block 18 and the extrusion plate 20 to extrude and fix the clamping block 21 above the installation block 13, the connection stability between the holding part 22 and the shell 1 is improved, the worker holds the holding part 22 to move the shell 1 indoors, the outer wall of the holding part 22 is provided with the anti-skid grains 23, the comfort in use is improved, the friction between the hand and the holding part 22 is also increased, the air inlet 2 is aligned to the place to be detected, the actual requirement is adjusted through a control panel 6, a formaldehyde detector is arranged in a shell 1, detection gas enters the shell 1 through an air inlet 2, after detection is carried out by an inductor 3 (model: KWL-B01) and the formaldehyde detector, a display screen 5 (model: D2421H) displays formaldehyde content detection information, activated carbon is injected into a smell removal box 9, the smell removal box 9 can adsorb and purify formaldehyde in air flowing in the shell 1, secondary pollution of the formaldehyde is prevented, if the device is insufficient in electric quantity, a storage battery in the shell 1 can be charged through a charging socket 7, and after the device is used, a hand holding part 22 is detached, so that the shell 1 is installed to a corresponding position through a mounting seat 10 to be stored, and the working principle of the indoor air formaldehyde content detection device is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 in the appended claims and their equivalents.

Claims

1. The utility model provides an indoor air formaldehyde content testing device, includes casing (1), its characterized in that: the improved multifunctional electric cooker is characterized in that an air inlet (2) is fixedly connected to the middle of the upper portion of the shell (1), inductors (3) are arranged on two sides of the upper portion of the shell (1), a loudspeaker (4) is arranged on the upper portion of the front end of the shell (1), a display screen (5) is arranged below the loudspeaker (4), a control panel (6) is arranged in the middle of the front end of the shell (1), a charging socket (7) is arranged above the right side of the shell (1), air holes (8) are formed in the middle of the right side of the shell (1), a smell removing box (9) is arranged below the air holes (8), a mounting seat (10) is welded below the shell (1), a mounting groove (11) is formed in the mounting seat (10), fixing holes (12) are formed in two sides of the mounting groove (11), and a mounting block (13) is connected to the inner block of the mounting groove (11), spacing hole (14) have been seted up to the inside of installation piece (13), and the inside grafting of spacing hole (14) has location tip (15), the both sides outer wall swing joint of location tip (15) has position sleeve (16), draw-in groove (17) have been seted up to the inside top of mounting groove (11), and the inner wall both sides of draw-in groove (17) all are provided with a set of extrusion piece (18), every group the quantity of extrusion piece (18) sets up to two, two be provided with spring (19) between extrusion piece (18), one side fixedly connected with stripper plate (20) of spring (19) are kept away from in extrusion piece (18), two fixedly connected with fixture block (21) between stripper plate (20), the below welding of installation piece (13) has hand portion (22), and the outer wall of hand portion (22) has seted up anti-skidding line (23).

2. The indoor air formaldehyde content detection device according to claim 1, characterized in that: the mounting seat (10) is connected with the mounting block (13) in a clamping manner through the mounting groove (11), and the inner surface of the mounting groove (11) is tightly attached to the outer surface of the mounting block (13).

3. The indoor air formaldehyde content detection device according to claim 1, characterized in that: the diameter of the fixing hole (12) is equal to that of the limiting hole (14), and the positioning pin (15) is matched with the fixing hole (12).

4. The indoor air formaldehyde content detection device according to claim 1, characterized in that: the elastic structure is formed between the extrusion blocks (18) through springs (19), and the springs (19) are symmetrical relative to the central axis of the extrusion blocks (18).

5. The indoor air formaldehyde content detection device according to claim 1, characterized in that: the extrusion plates (20) are arranged in parallel, and the inner surfaces of the extrusion plates (20) are tightly attached to the outer surfaces of the fixture blocks (21).

6. The indoor air formaldehyde content detection device according to claim 1, characterized in that: the handheld part (22) is vertically arranged below the mounting block (13), and the central axis of the handheld part (22) is superposed with the central axis of the shell (1).