CN217237749U

CN217237749U - Simple formaldehyde detector

Info

Publication number: CN217237749U
Application number: CN202220083319.5U
Authority: CN
Inventors: 李可琪; 李康; 王云晖
Original assignee: Hangzhou Baishu Industrial Product Design Co ltd
Current assignee: Hangzhou Baishu Industrial Product Design Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-08-19
Anticipated expiration: 2032-01-13

Abstract

The utility model provides a simple formaldehyde detector, which comprises a formaldehyde detector body, wherein the formaldehyde detector body comprises a shell, a display screen, an inductive probe and a folding pipe, a screwed pipe is arranged at the side edge of the top of the shell, a threaded sleeve is sleeved on the surface of the screwed pipe, a flow guide cover is arranged at one end of the threaded sleeve, a fan is arranged inside the flow guide cover, a battery bin is arranged in the shell of the flow guide cover, the other side of the flow guide cover is connected with the folding pipe, an air inlet is arranged at one end of the folding pipe, an air outlet is arranged at the other side of the top of the shell, the surface of the shell is provided with the display screen and a control panel, a window is arranged at the top of the display screen, the simple formaldehyde detector has wider application range, does not need personnel to stand in a detection area for a long time, and is convenient for observing the use state of a breathable net on the surface of the detection probe from the outside, is convenient to clean.

Description

Simple formaldehyde detector

Technical Field

The utility model relates to a formaldehyde detector technical field specifically is a simple and easy type formaldehyde detector.

Background

The formaldehyde detector adopts a high-sensitivity electrochemical sensor principle, a phenol reagent in the detector absorbs formaldehyde in the detector to generate a substance of oxazine, the oxazine reacts with an acidic solvent to produce a blue-green compound, and finally the formaldehyde concentration in the space is detected through a contrast color card.

Present simple and easy type formaldehyde detector has been seted up the air intake at the top and has been used for the inflow air, but when measuring to the space in some narrow and small cupboards, only can aim at this space with the air intake, it measures to be difficult to directly place inside, therefore it is limited to measure the space, and must hold the stand in measurement area, to the higher position of formaldehyde concentration, still can cause the influence to the health in this period of time, on the other hand, the test probe surface in the detector need cover ventilative net, but along with the increase of live time, the dust of ventilative net surface adhesion can influence the detection precision, and then lead to measuring the unsafe condition, and be difficult to wash.

Disclosure of Invention

The utility model aims at providing a simple and easy type formaldehyde detector to solve the problem that proposes in the above-mentioned background, the utility model discloses application scope is wider, does not need personnel to stand for a long time at detection area, is convenient for observe the user state of the ventilative net in test probe surface from the outside, is convenient for wash.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a simple formaldehyde detector comprises a formaldehyde detector body, wherein the formaldehyde detector body comprises a shell, a display screen, an inductive probe and a folding pipe, the top side of the shell is provided with a threaded pipe, the surface of the threaded pipe is sleeved with a threaded sleeve, one end of the threaded sleeve is provided with a flow guide cover, the inside of the flow guide cover is provided with a fan, a battery cabin is arranged in the shell of the flow guide cover, the other side of the flow guide cover is connected with the folding pipe, one end of the folding pipe is provided with an air inlet, the other side of the top of the shell is provided with an air outlet, the surface of the shell is provided with the display screen and a control panel, the bottom end of the shell is connected with a handle, the top of the display screen is provided with a window, the inside of the window is provided with a baffle, the middle of the baffle is embedded with a glass plate, and the inductive probe is arranged on the inner side of the glass plate, the front end of the induction probe is provided with a breathable net, and the surface of the breathable net is provided with a convex block.

As a preferred embodiment of the present invention, the threaded pipe, the inductive probe and the air outlet are all located on the same horizontal axis.

As a preferred embodiment of the present invention, the surface of the baffle is attached to the inner side of the window, the area of the baffle is larger than the area of the window, and the bottom of the baffle is provided with a protruding structure protruding out of the outer side of the window.

As an optimized embodiment of the present invention, the folding tube is made of plastic material, and the threaded sleeve is fixedly connected to the threaded tube through the inner thread.

As an optimized implementation manner of the utility model, the embedded button cell that is equipped with of battery compartment, and button cell passes through the electric wire and is connected with the fan.

As a preferred embodiment of the present invention, the breathable net is screwed on the surface of the inductive probe through the threads arranged on the side edges, and after the baffle is pulled down, the center of the glass plate and the center of the breathable net are located on the same horizontal axis.

The utility model has the advantages that: the utility model discloses a simple and easy type formaldehyde detector, including the formaldehyde detector body, the formaldehyde detector body includes shell, window, baffle, folding tube, air intake, kuppe, screw sleeve, screwed pipe, air exit, display screen, control panel, handle, fan, battery compartment, glass board, inductive probe, lug, ventilative net.

1. This simple and easy type formaldehyde detector can promote inductive probe and outside air rapid contact to take place the reaction through the flow of fan acceleration air, has shortened and has detected required time, to the large tracts of land on a large scale detection operation, this structure can alleviate the amount of labour, has improved detection efficiency and has detected the precision.

2. This simple and easy type formaldehyde detector folding tube can lengthen the folding tube, only is in high concentration formaldehyde region with the air intake of folding tube one end, and the operator holds the handle to stand externally and can measure, has further improved user's safety in utilization, and the protection is comprehensive all over, can also be used for narrow and small region

3. This simple and easy type formaldehyde detector can follow the outside at any time and observe inside inductive probe's user state, and the cleanness of being convenient for is put in order, ensures that the detector can be in the state of high accuracy constantly.

Drawings

FIG. 1 is a schematic structural view of the appearance of a simple formaldehyde detector of the present invention;

FIG. 2 is an exploded view of a folded tube portion of the simple formaldehyde detector of the present invention;

FIG. 3 is an exploded view of the sensing probe of the simple formaldehyde detector of the present invention;

in the figure: 1. a housing; 2. a window; 3. a baffle plate; 4. folding the tube; 5. an air inlet; 6. a pod; 7. a threaded sleeve; 8. a threaded pipe; 9. an air outlet; 10. a display screen; 11. a control panel; 12. a grip; 13. a fan; 14. a battery compartment; 15. a glass plate; 16. an inductive probe; 17. a bump; 18. and (4) a breathable net.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: a simple formaldehyde detector comprises a formaldehyde detector body, wherein the formaldehyde detector body comprises a shell 1, a display screen 10, an inductive probe 16 and a folding tube 4, a threaded tube 8 is installed on the side edge of the top of the shell 1, a threaded sleeve 7 is sleeved on the surface of the threaded tube 8, a flow guide cover 6 is installed at one end of the threaded sleeve 7, a fan 13 is installed inside the flow guide cover 6, a battery bin 14 is installed in the shell of the flow guide cover 6, the other side of the flow guide cover 6 is connected with the folding tube 4, an air inlet 5 is formed in one end of the folding tube 4, an air outlet 9 is formed in the other side of the top of the shell 1, the display screen 10 and a control panel 11 are arranged on the surface of the shell 1, a handle 12 is connected to the bottom end of the shell 1, a window 2 is formed in the top of the display screen 10, a baffle 3 is arranged inside the window 2, the glass plate 15 is embedded in the middle of the baffle 3, the induction probe 16 is installed on the inner side of the glass plate 15, the air-permeable net 18 is installed at the front end of the induction probe 16, and the convex block 17 is installed on the surface of the air-permeable net 18.

As a preferred embodiment of the present invention, the threaded pipe 8, the inductive probe 16 and the air outlet 9 are all on the same horizontal axis, so that the air can pass through the inductive probe 16 and be discharged.

As a preferred embodiment of the present invention, the surface of the baffle 3 is attached to the inner side of the window 2, the area of the baffle 3 is larger than the area of the window 2, and the bottom end of the baffle 3 is provided with a protruding structure protruding out of the outer side of the window 2, so that the baffle 3 can be pulled up by pulling the protruding structure.

As an optimized implementation manner of the utility model, the folding tube 4 wholly adopts the plastics material, the threaded sleeve 7 is through the one end fixed connection of inboard thread and screwed pipe 8, and then passes the outside air screwed pipe 8 and pours into inside the detector.

As an optimized implementation of the utility model, the embedded button cell that is equipped with of battery compartment 14, and button cell pass through the electric wire and be connected with fan 13, and fan 13 switch is independent control, and the cooperation detector body uses.

As a preferred embodiment of the present invention, the ventilation net 18 is screwed on the surface of the sensing probe 16 through the threads arranged on the side, after the baffle 3 is pulled down, the circle center of the glass plate 15 and the circle center of the ventilation net 18 are on the same horizontal axis, and the using state of the ventilation net 18 can be observed through the glass plate 15 from the outside.

The working principle is as follows: the simple formaldehyde detector provides electric energy for a detector body through a dry battery, provides electric energy for a fan 13 part through installing a button battery in a battery bin 14, mainly transmits external air into an induction probe 16 to enable formaldehyde and internal chemical substances to react and change color, converts the color change into a digital signal and outputs the digital signal from a display screen 10 to complete the whole detection process, a flow guide structure is additionally arranged at a top air inlet 5 and mainly comprises the fan 13, a threaded sleeve 7 and a folding pipe 4, the middle fan 13 can suck air inwards from the direction of the air inlet 5 and then blows the air to the part of the induction probe 16 in the shell 1, the air is exhausted from an air outlet 9 at the other end after induction detection, and when the structure is used in a windless environment such as a room, the air flow can be accelerated through the fan 13, the quick contact reaction between the induction probe 16 and the outside air is promoted, the detection time is shortened, for large-area and large-range detection operation, the structure can reduce the labor amount and improve the detection efficiency and the detection accuracy, the folding tube 4 is made of foldable plastic materials, the shell 1 has large volume, when formaldehyde is detected in some narrow spaces or boxes, a person cannot hold the handle 12 to enter the narrow space, at the moment, the air inlet 5 is inserted into the space to be measured, the air can be extracted from the area for detection, the folding tube 4 can be suitable for wider environments, even if the detection time is short, the body of the detection person is still affected, the folding tube 4 can be elongated, only the air inlet 5 at one end of the folding tube 4 is positioned in a high-concentration formaldehyde area, the operator holds the handle 12 and stands externally and can measure, further improve user's safety in utilization, the protection is more comprehensive all around, this formaldehyde detector has seted up window 2 in the part that shell 1 front panel department aimed at inside inductive probe 16, window 2 department uses baffle 3 to shelter from, this baffle 3 can be opened, and the surface inlays and adorns a glass board 15, utilize this glass board 15 can direct observation to the state of the ventilative net 18 in inductive probe 16 surface, if ventilative net 18 pollutes seriously, can directly push up baffle 3, pulling lug 17 takes off ventilative net 18 and washs, then install again, this structure can be at any time from the outside observation to the user state of inside inductive probe 16, be convenient for clean the arrangement, ensure that the detector can be in the state of high accuracy constantly.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated 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. Any reference sign in a claim should not be 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 simple and easy type formaldehyde detector, includes formaldehyde detector body, its characterized in that: the formaldehyde detector body comprises a shell (1), a display screen (10), an inductive probe (16) and a folding pipe (4), wherein a threaded pipe (8) is installed at the side edge of the top of the shell (1), a threaded sleeve (7) is sleeved on the surface of the threaded pipe (8), a flow guide cover (6) is installed at one end of the threaded sleeve (7), a fan (13) is installed inside the flow guide cover (6), a battery bin (14) is installed inside the shell of the flow guide cover (6), the other side of the flow guide cover (6) is connected with the folding pipe (4), an air inlet (5) is formed in one end of the folding pipe (4), an air outlet (9) is formed in the other side of the top of the shell (1), the surface of the shell (1) is provided with the display screen (10) and a control panel (11), and the bottom end of the shell (1) is connected with a handle (12), the display screen is characterized in that a window (2) is formed in the top of the display screen (10), a baffle (3) is arranged inside the window (2), a glass plate (15) is embedded in the middle of the baffle (3), an induction probe (16) is installed on the inner side of the glass plate (15), a breathable net (18) is installed at the front end of the induction probe (16), and a convex block (17) is installed on the surface of the breathable net (18).

2. The simple formaldehyde detector as set forth in claim 1, wherein: the threaded pipe (8), the induction probe (16) and the air outlet (9) are all positioned on the same horizontal axis.

3. The simple formaldehyde detector according to claim 1, wherein: the surface of the baffle (3) is attached to the inner side of the window (2), the area of the baffle (3) is larger than that of the window (2), and the bottom end of the baffle (3) is provided with a protruding structure protruding out of the outer side of the window (2).

4. The simple formaldehyde detector according to claim 1, wherein: the folding pipe (4) is integrally made of plastic, and the threaded sleeve (7) is fixedly connected with one end of the threaded pipe (8) through the inner thread.

5. The simple formaldehyde detector according to claim 1, wherein: the button cell is embedded in the cell bin (14) and connected with the fan (13) through an electric wire.

6. The simple formaldehyde detector according to claim 1, wherein: the air permeable net (18) is arranged on the surface of the induction probe (16) in a rotating mode through threads arranged on the side edge, and after the baffle (3) is pulled down, the circle center of the glass plate (15) and the circle center of the air permeable net (18) are located on the same horizontal axis.