CN217133103U - Protection type formaldehyde comprehensive detector - Google Patents

Abstract

The utility model provides a protective formaldehyde comprehensive detector, comprising a detector body, a rotary protective component is arranged on one side of the outer wall of the detector body, the rotary protective component includes a connecting block, and the inner cavity of the connecting block is provided with a gas spring, The lower end of the gas spring is provided with a lower turntable, the upper end of the gas spring is provided with an upper turntable, and the eccentric positions of the upper surface of the upper turntable are surrounded by a number of clamping blocks at equal intervals, each of which is matched with the card slot. The spacing is arranged around the upper surface of the inner cavity of the connecting block, the center of the upper surface of the upper turntable is provided with a pressing block, and the pressing block is movably connected with a U-shaped protective cover, and the lower side of the outer wall of the connecting block is provided with a rotating shaft. The side walls are rotatably connected, and the utility model can protect the display screen and buttons on the detector body, avoid damage when accidentally dropped, and has the advantages of simple operation, light texture and low cost. low, very practical.

Description

A kind of protective formaldehyde comprehensive detector

technical field

The utility model mainly relates to the technical field of formaldehyde detection, in particular to a protective type formaldehyde comprehensive detector.

Background technique

Formaldehyde, chemical formula HCHO or CH ₂ O, formula weight 30.03, also known as formaldehyde, colorless gas, pungent odor, irritating to human eyes, nose, etc., gas relative density 1.067 (air=1), liquid density 0.815 g/cm³(-20℃), melting point -92℃, boiling point -19.5℃, easily soluble in water and ethanol, the concentration of the aqueous solution can reach up to 55%, usually 40%, called formalin, commonly known as formalin , is a colorless liquid with a pungent odor, has a strong reducing effect, especially in alkaline solution, can burn, vapor and air form an explosive mixture, the explosion limit is 7%-73% (volume), used as pesticides and disinfectants , The raw materials for making phenolic resin, urea-formaldehyde resin, vinylon, urotropine, pentaerythritol and dyestuffs, etc., after using products containing formaldehyde, it is necessary to use a formaldehyde detector to detect the value of formaldehyde in the surrounding environment.

In today's existing formaldehyde comprehensive detectors, such as the technical structure of the application document with the application number of CN202020949254.9, the formaldehyde detector body is included, and an intake pipe receiving port is opened in the middle of the left side of the base surface of the formaldehyde detector body. The lower side of the trachea storage port is provided with a baffle installation slot, the inner wall of the baffle installation slot is equipped with a storage port baffle, and an auxiliary block is installed in the middle of the left side of the base surface of the storage port baffle. The intake pipe sleeve is installed at the corresponding position of the intake pipe receiving port, the metal intake pipe is installed on the inner wall of the intake pipe sleeve, the intake pipe limit piece is fixedly installed on the upper right side of the metal intake pipe, and the base surface of the formaldehyde detector body is located at the A detector handle is installed on the right side of the intake pipe storage port. Although this device can detect formaldehyde, it needs to change the position of the detection equipment several times during the detection process, which is prone to accidental drop and damage to the equipment. situation, affecting the normal work progress.

Based on this, we need to develop a rotating protection component, which can protect the display screen and buttons on the detector body, avoid damage when accidentally dropped, and is easy to operate, light in texture, and cost-effective. low, very practical.

Utility model content

The utility model mainly provides a protective formaldehyde comprehensive detector, which is used to solve the technical problems raised in the above background technology.

The technical scheme adopted by the utility model to solve the above-mentioned technical problems is:

A protective formaldehyde comprehensive detector includes a detector body, a rotating protective assembly is provided on one side of the outer wall of the detector body, and the rotating protective assembly includes a connecting block, and one side of the outer wall of the connecting block is connected to the side of the detector body. The walls are connected to each other, the inner cavity of the connection block is provided with a gas spring, the lower end of the gas spring is provided with a lower turntable, and the lower side of the lower turntable is rotatably connected with the bottom of the inner cavity of the connection block, and the upper end of the gas spring is provided with an upper The turntable, and the eccentric position of the upper surface of the upper turntable is surrounded by a plurality of clamping blocks at equal intervals, each of the clamping blocks is mutually matched with the clamping grooves, and each clamping groove is arranged around the upper surface of the inner cavity of the connecting block at equal intervals, so A pressing block is arranged at the center of the upper surface of the upper turntable, and the pressing block is movably connected with a U-shaped protective cover. The lower side of the outer wall of the connecting block is provided with a rotating shaft, and the rotating shaft and the side wall of the U-shaped protective cover are rotated. connect.

Further, limit sliders are respectively provided on both sides of the pressing block, each of the limit sliders is slidably connected to a limit chute, and the limit chute is arranged on the inner wall of the round hole of the U-shaped protective cover.

Further, a rectangular groove is provided on the other side of the outer wall of the detector body, and two air inlet detection ports are provided in the rectangular groove.

Further, a side cover is rotatably connected to the side edge of the rectangular groove, an elastic positioning block is arranged on one side of the inner wall of the side cover, the elastic positioning block is clamped with a positioning groove, and the positioning groove is arranged on the inner wall of the rectangular groove. superior.

Further, a transparent protective plate is embedded on one side of the upper surface of the U-shaped protective cover, and a transparent protective film is provided on the side close to the transparent protective plate.

Further, the upper surface of the outer wall of the detector body is provided with a display screen and several control buttons.

Further, a data line interface is provided on one side close to the rectangular groove.

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

The utility model realizes the protection of the display screen and the buttons on the main body of the detector through the rotating protective assembly, and avoids damage when accidentally dropped, and has the advantages of simple operation, light texture, low cost, and high cost. Practical, through the mutual cooperation between the limit slider and the limit chute, the limit of the pressing block is realized, so that there is no relative rotation between the pressing block and the U-shaped protective cover. In order to seal the air intake detection port in the rectangular groove when the formaldehyde is not detected, the positioning of the side plate is achieved by the fit between the elastic positioning block and the positioning groove, and the transparent protective plate and transparent protective film are used to realize the positioning of the side plate. In order to cover the detector body with a U-shaped protective cover, it can still be used normally.

The present utility model will be explained in detail below with reference to the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

2 is a schematic diagram of the structure of the detector body of the present invention;

FIG. 3 is a schematic structural diagram of a rotary protective assembly of the present invention;

4 is a schematic cross-sectional view of the internal structure of the connecting block of the present invention;

FIG. 5 is a schematic view of the enlarged structure of the area of FIG. 1A .

In the figure: 1. Detector body; 11. Display screen; 12. Control buttons; 13. Data cable interface; 14. Rectangular groove; 15. Air inlet detection port; 16. Side cover; 17. Elastic positioning block; 18 , positioning slot; 2. Rotary protection component; 21, connecting block; 211, card slot; 22, gas spring; 23, lower turntable; 24, upper turntable; 241, clamping block; 25, pressing block; 251, limit Slider; 26, U-shaped protective cover; 261, limit chute; 27, shaft; 28, transparent protective plate; 29, transparent protective film.

Detailed ways

In order to facilitate the understanding of the present utility model, the present utility model will be described more fully hereinafter with reference to the related drawings. Several embodiments of the present utility model are given in the accompanying drawings, but the present utility model can be realized in different forms, and it is not We are limited to the embodiments described herein, but rather, these embodiments are provided so that this disclosure will be thorough and complete.

It should be noted that when an element is referred to as being "fixed" to another element, it may 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 may be The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for the purpose of illustration only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly connected by those skilled in the technical field of the present invention, and the terminology used herein in the description of the present invention is for the purpose of describing specific For the purpose of the examples, and not for the purpose of limiting the present invention, the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please emphatically refer to the accompanying drawings 1-5, a protective formaldehyde comprehensive detector, including a detector body 1, a rotating protective assembly 2 is provided on one side of the outer wall of the detector body 1, and the rotating protective assembly 2 includes a connection Block 21, one side of the outer wall of the connecting block 21 is connected with the side wall of the detector body 1, the inner cavity of the connecting block 21 is provided with a gas spring 22, the lower end of the gas spring 22 is provided with a lower turntable 23, and the lower turntable 23 There is a rotational connection between the side and the bottom of the inner cavity of the connecting block 21, the upper end of the gas spring 22 is provided with an upper turntable 24, and the eccentric position of the upper surface of the upper turntable 24 is surrounded by a number of clamping blocks 241 at equal intervals. The clamping blocks 241 are all matched with the clamping slots 211, and each clamping slot 211 is arranged around the upper surface of the inner cavity of the connecting block 21 at equal intervals. The center of the upper surface of the upper turntable 24 is provided with a pressing block 25, and the pressing block 25 is movable. A U-shaped protective cover 26 is connected, and a rotating shaft 27 is provided on the lower side of the outer wall of the connecting block 21 , and the rotating shaft 27 is connected with the side wall of the U-shaped protective cover 26 in a rotatable manner.

Please refer to accompanying drawings 2 and 3 emphatically, the upper surface of the outer wall of the detector body 1 is provided with a display screen 11 and a number of control buttons 12, and a transparent protective plate 28 is embedded on one side of the upper surface of the U-shaped protective cover 26 , a transparent protective film 29 is provided on the side close to the transparent protective plate 28, the transparent protective plate 28 can just cover the display screen 11, and the transparent protective film 29 corresponds to several control buttons 12, through the transparent protective plate 28 and transparent The protective film 29 realizes that the detector body 1 can still be operated normally when the U-shaped protective cover 26 is used to cover the detector body 1. The data line interface 13 is provided on the side close to the rectangular groove 14, and the data line interface 13 is used to realize The access to the data line is convenient to export the detection data of the detector body 1 .

Please refer to FIG. 4 and FIG. 5 emphatically. Limiting sliders 251 are respectively provided on both sides of the pressing block 25 . It is arranged on the inner wall of the circular hole of the U-shaped protective cover 26, and through the mutual cooperation between the limit slider 251 and the limit chute 261, the limit of the pressing block 25 is realized, so that the pressing block 25 and the U-shaped protective cover are limited. There will be no relative rotation between 26, the other side of the outer wall of the detector body 1 is provided with a rectangular groove 14, the rectangular groove 14 is provided with two air intake detection ports 15, through the air intake detection The mouth 15 realizes the detection of the formaldehyde content in the surrounding air. The side edge of the rectangular groove 14 is rotatably connected with a side cover 16, and an elastic positioning block 17 is provided on one side of the inner wall of the side cover 16. The elastic positioning The block 17 is clamped with a positioning groove 18, and the positioning groove 18 is arranged on the inner wall of the rectangular groove 14. Through the side cover 16, the air intake detection port 15 in the rectangular groove 14 is sealed when the formaldehyde is not detected. , The positioning of the opposite side cover 16 is achieved by the fit between the elastic positioning block 17 and the positioning groove 18 .

The specific operation mode of the present utility model is as follows:

First, place the device as a whole on a level surface, then check whether the components in the device are damaged, turn on the power after ensuring that there is no damage, and take the detector body 1 to the environment where the formaldehyde content needs to be detected for testing. After the end, the user presses down the pressing block 25 with his thumb, so that the clamping block 241 in the connecting block 21 is separated from the clamping groove 211, and at the same time, the gas spring 22 is compressed by force, and the U-shaped protective cover 26 and the pressing block 25 are rotated accordingly. , so that the U-shaped protective cover 26 is completely covered on the detector body 1. At this time, the transparent protective plate 28 is facing the display screen 11, and the transparent protective film 29 covers each control button 12. The spring 22 is not under pressure, returns to reset, and pushes the upper turntable 24 upwards, so that the blocking block 241 is snapped into the groove 211 again, and the positioning of the U-shaped protective cover 26 is completed, and the operation is simple and quick.

The present utility model has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the specific implementation of the present utility model is not limited by the above-mentioned methods, as long as the non-substantial improvement made by the method concept and technical solution of the present utility model is adopted, or the Improvements in which the concept and technical solutions of the present invention are directly applied to other occasions are all within the protection scope of the present invention.

Claims (7)

1. The utility model provides a protection type formaldehyde comprehensive detector, includes detector body (1), its characterized in that, detector body (1) outer wall one side is provided with rotary type protective component (2), rotary type protective component (2) includes connecting block (21), and connecting block (21) outer wall one side and the lateral wall interconnect of detector body (1), the inner chamber of connecting block (21) is provided with air spring (22), air spring (22) lower extreme is provided with down carousel (23), is the rotation connection between lower carousel (23) downside and the connecting block (21) inner chamber bottom, air spring (22) upper end is provided with upper turntable (24), and the eccentric position of upper turntable (24) upper surface is equidistant to encircle and be provided with a plurality of fixture block (241), every fixture block (241) all agrees with each other with draw-in groove (211), and every draw-in groove (211) is equidistant to encircle and arrange at connecting block (21) inner chamber upper surface, go up the centre of a circle position of carousel (24) upper surface and be provided with according to pressure piece (25), and press according to pressure piece (25) swing joint have U-shaped protective cover (26), connecting block (21) outer wall downside is provided with pivot (27), be the rotation between the lateral wall of pivot (27) and U-shaped protective cover (26) and be connected.

2. The comprehensive formaldehyde detector according to claim 1, wherein two sides of the pressing block (25) are respectively provided with a limiting slider (251), each limiting slider (251) is slidably connected with a limiting sliding groove (261), and the limiting sliding grooves (261) are disposed on the inner wall of the circular hole of the U-shaped protective cover (26).

3. The comprehensive protective formaldehyde detector according to claim 1, wherein a rectangular groove (14) is formed in the other side of the outer wall of the detector body (1), and two air inlet detection ports (15) are formed in the rectangular groove (14).

4. The comprehensive protective formaldehyde detector according to claim 3, wherein the side edge of the rectangular groove (14) is rotatably connected with a side cover (16), one side of the inner wall of the side cover (16) is provided with an elastic positioning block (17), the elastic positioning block (17) is connected with a positioning groove (18) in a clamping manner, and the positioning groove (18) is arranged on the inner wall of the rectangular groove (14).

5. The comprehensive formaldehyde detector as claimed in claim 2, wherein a transparent protection plate (28) is embedded in one side of the upper surface of the U-shaped protection cover (26), and a transparent protection film (29) is disposed adjacent to one side of the transparent protection plate (28).

6. The comprehensive protective formaldehyde detector according to claim 1, wherein a display screen (11) and a plurality of control buttons (12) are arranged on the upper surface of the outer wall of the detector body (1).

7. A comprehensive protective formaldehyde detector according to claim 4, characterized in that a data line interface (13) is arranged on one side close to the rectangular groove (14).

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