Portable formaldehyde detection device with high sensitivity

Abstract

The utility model belongs to the technical field of formaldehyde detection, in particular to a portable formaldehyde detection device with high sensitivity, which comprises a portable formaldehyde detector and a clamping part, the portable formaldehyde detector comprises a shell, a first hinged support, a groove and a sampling air inlet, the first hinged support is arranged on the rear side of the shell, the groove is arranged on the top of the shell, and the clamping part is arranged on the clamping part. A sampling air inlet is formed in the groove; the clamping part is arranged on the first hinged support and comprises a clamping plate, a first connecting shaft and a torsional spring, the clamping part can be hung on a pocket or a waistband through the clamping plate to be carried, the clamping plate is clamped on the hand during holding, the holding stability is improved, carrying and using are convenient, and when the clamping plate is unfolded, the shielding part is synchronously driven to be unfolded through a gear, so that the clamping part is convenient to carry and use. And the sampling gas inlet is exposed to detect formaldehyde.

Description

TECHNICAL FIELD

[0001] The utility model relates to formaldehyde detection technical field, specifically is a formaldehyde portable detection device with high sensitivity. BACKGROUND

[0002] Portable formaldehyde detector is a brand-new indoor formaldehyde concentration monitoring instrument, it breaks the traditional formaldehyde detector to use complicated, high cost, bulky and only one detection technical bottleneck, adopts the latest imported electrochemical sensor and high-precision operational amplifier chip, real-time continuously converts formaldehyde concentration signal in air into electric signal, and after data processing is carried out through microcomputer, measures the result in LCD digital mode.

[0003] The existing portable formaldehyde detector needs to be gripped by hand when using, is easy to slip and drop when holding due to external smoothness, and cannot be hung and carried, and the carrying stability is poor, for this, the application provides a formaldehyde portable detection device with high sensitivity. UTILITARIAN CONTENT

[0004] This part is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part and the abstract of the specification and the utility model name to avoid obscuring the purpose of this part, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above and / or existing problems in the formaldehyde portable detection device with high sensitivity, the utility model is proposed.

[0006] Therefore, the utility model aims at providing a formaldehyde portable detection device with high sensitivity, which can be carried by hanging on a pocket or a belt, and the clamping plate is clamped on the hand when holding, improving the holding stability and facilitating carrying and using. When the clamping plate is unfolded, the covering part is unfolded by the gear synchronous drive, and the sampling air inlet is exposed to detect formaldehyde.

[0007] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical scheme:

[0008] A formaldehyde portable detection device with high sensitivity comprises:

[0009] The portable formaldehyde detector comprises a shell, a first hinge seat, a groove and a sampling air inlet, the rear side of the shell is provided with the first hinge seat, the top of the shell is provided with the groove, and the sampling air inlet is arranged in the groove.

[0010] The clamping component is arranged on the first hinge base and comprises a clamping plate, a first connecting shaft and a torsion spring.

[0011] The rear side of the shell is provided with a second hinge base, and a covering component is arranged on the second hinge base. The covering component comprises a flip cover, a second connecting shaft and a second gear. The lower end of the flip cover is provided with the second connecting shaft connected with the second hinge base, and the second connecting shaft is provided with the second gear. The first connecting shaft is provided with the first gear engaged with the second gear.

[0012] In the natural state of the torsion spring, the lower end of the clamping plate is attached to the shell, and the flip cover is embedded in the groove.

[0013] The flip cover is a transparent cover, and a sealing gasket is arranged between the flip cover and the groove.

[0014] As a preferred scheme of the portable formaldehyde detection device with high sensitivity, the inner side of the clamping plate is provided with a protective pad, and the protective pad is a sponge pad.

[0015] As a preferred scheme of the portable formaldehyde detection device with high sensitivity, the rear wall of the shell is provided with an anti-skid pad, and the anti-skid pad is a rubber pad.

[0016] As a preferred scheme of the portable formaldehyde detection device with high sensitivity, the edges of the clamping plate are all arranged as smooth arc surfaces.

[0017] Compared with the prior art, the portable formaldehyde detection device with high sensitivity comprises a clamping plate arranged on the rear side of the shell through a hinge, a torsion spring arranged on the hinge shaft of the clamping plate, and a flip cover arranged on the clamping plate. The clamping plate is kept closed under the action of the torsion spring, can be hung on a pocket or a belt for carrying, and is clamped on a hand for holding, thereby improving the holding stability and facilitating carrying and use. When the clamping plate is unfolded, the covering component is driven to unfold through the gear, and the sampling air inlet is exposed for detecting formaldehyde. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the present application will be described in detail below in combination with the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor. Among them:

[0019] Figure 1 It is a schematic diagram of the shaft side structure of the present application.

[0020] Figure 2 is a schematic diagram of the rear side structure of the utility model;

[0021] Figure 3 is a schematic diagram of the unfolding structure of the utility model;

[0022] Figure 4 is a schematic diagram of the structure of the portable formaldehyde detector of the utility model;

[0023] Figure 5 is a schematic diagram of the structure of the clamping part of the utility model;

[0024] Figure 6 is a schematic diagram of the structure of the covering part of the utility model.

[0025] In the drawing: 100, portable formaldehyde detector; 110, shell; 120, first hinge base; 130, groove; 140, sampling air inlet; 150, second hinge base; 200, clamping part; 210, clamping plate; 220, first connecting shaft; 230, torsional spring; 240, first gear; 250, protective pad; 300, covering part; 310, flip cover; 320, second connecting shaft; 330, second gear. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model will be described in detail below with reference to the drawings.

[0027] In the following description, many specific details are set forth in order to provide a thorough understanding of the utility model, but the utility model can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the utility model, therefore the utility model is not limited by the specific embodiments disclosed below.

[0028] Secondly, the utility model is described in detail in combination with the schematic diagram, when the embodiments of the utility model are described in detail, for the convenience of description, the sectional view of the device structure will be partially enlarged without the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the utility model herein. In addition, three-dimensional spatial dimensions including length, width and depth should be included in actual production.

[0029] In order to make the purpose, technical scheme and advantages of the utility model more clear, the embodiments of the utility model will be described in further detail below with reference to the drawings.

[0030] The utility model provides a kind of high sensitivity formaldehyde portable detection device, can be carried by being hung in pocket or waistband, when holding, clamping plate is clamped on hand, improve holding stability, it is convenient to carry and use, when clamping plate unfolds, covering part is unfolded by gear synchronous drive, sampling air inlet is exposed to detect formaldehyde, please refer toFigures 1-6 , comprising: portable formaldehyde detector 100 and clamping component 200.

[0031] Portable formaldehyde detector 100 includes shell 110, first hinge base 120, groove 130 and sampling air inlet 140, the rear side of shell 110 is provided with first hinge base 120, the top of shell 110 is provided with groove 130, and sampling air inlet 140 is arranged in groove 130.

[0032] Wherein, the gas enters the inside of portable formaldehyde detector 100 through sampling air inlet 140 for detection.

[0033] Clamping component 200 is arranged on first hinge base 120, and clamping component 200 includes clamping plate 210, first connecting shaft 220 and torsional spring 230, first connecting shaft 220 is arranged on the top of clamping plate 210 and connected with first hinge base 120, and torsional spring 230 is arranged between first connecting shaft 220 and first hinge base 120.

[0034] Wherein, it can be hung on the pocket or the waistband for carrying, and when holding, clamping plate 210 is clamped on the hand under the action of torsional spring 230, the holding stability is improved, and it is convenient to carry and use.

[0035] The rear side of shell 110 is provided with second hinge base 150, and covering component 300 is arranged on second hinge base 150, covering component 300 includes flip cover 310, second connecting shaft 320 and second gear 330, second connecting shaft 320 is arranged on the lower end of flip cover 310 and connected with second hinge base 150, second gear 330 is arranged on second connecting shaft 320, and first gear 240 is arranged on first connecting shaft 220 and engaged with second gear 330.

[0036] Wherein, in the natural state of torsional spring 230, the lower end of clamping plate 210 is attached to shell 110, and flip cover 310 is embedded in groove 130, sampling air inlet 140 is shielded by using flip cover 310, when clamping plate 210 is unfolded, first connecting shaft 220 drives first gear 240 to rotate, first gear 240 drives second gear 330 to rotate, second gear 330 drives second connecting shaft 320 to rotate, second connecting shaft 320 drives flip cover 310 to open, and sampling air inlet 140 is exposed to detect formaldehyde.

[0037] Because clamping plate 210 is clamped on the hand when holding, the hand is easily clamped, therefore, protective pad 250 is arranged on the inner side of clamping plate 210, protective pad 250 adopts sponge pad, and the hand is protected by protective pad 250.

[0038] In order to observe sampling air inlet 140, flip cover 310 adopts transparent cover, sealing pad is arranged between flip cover 310 and groove 130, and the inside state of sampling air inlet 140 can be observed through flip cover 310.

[0039] In order to facilitate holding and using, the rear side wall of the shell 110 is provided with an anti-skid pad, the anti-skid pad adopts a rubber pad, the anti-skid effect is improved, and the anti-skid pad is convenient to grip and hold.

[0040] Since the edges are easy to bruise the hands of the staff, the edges of the clamps 210 are all provided with smooth arc surfaces, the arc surfaces are contacted with the hands, and bruising of the edges to the hands of the staff is avoided.

[0041] In specific use, the clamps 210 are hung on pockets or belts for carrying, the clamps 210 are unfolded when holding, the hands are held on the shell 110, the clamps 210 are clamped on the outside of the hands under the action of the torsional springs 230, the holding stability is improved, the carrying and using are convenient, when the clamps 210 are unfolded, the first connecting shafts 220 drive the first gears 240 to rotate, the first gears 240 drive the second gears 330 to rotate, the second gears 330 drive the second connecting shafts 320 to rotate, the second connecting shafts 320 drive the flaps 310 to open, and the sampling air inlets 140 are exposed to detect formaldehyde.

[0042] Although the utility model has been described above with reference to the embodiments, various improvements can be made and equivalent parts can be replaced without departing from the scope of the utility model. In particular, as long as there is no structural conflict, each feature in the disclosed embodiments of the utility model can be combined with each other in any way, and the combinations are not described in the specification due to the consideration of omitting the length and saving resources. Therefore, the utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A portable formaldehyde detection device with high sensitivity, characterized in that, The utility model relates to a portable formaldehyde detector (100) and clamping component (200), the portable formaldehyde detector (100) includes shell (110), first hinge base (120), recess (130) and sampling air inlet (140), the rear side of shell (110) is provided with first hinge base (120), the top of shell (110) is provided with recess (130), and sampling air inlet (140) is arranged in recess (130), clamping component (200) is arranged on first hinge base (120), and clamping component (200) includes clamping plate (210), first connecting shaft (220) and torsion spring (230), the top of clamping plate (210) is provided with first connecting shaft (220) connected with first hinge base (120), and torsion spring (230) is arranged between first connecting shaft (220) and first hinge base (120), the rear side of shell (110) is provided with second hinge base (150), and cover component (300) is arranged on second hinge base (150), cover component (300) includes flip (310), second connecting shaft (320) and second gear (330), the lower end of flip (310) is provided with second connecting shaft (320) connected with second hinge base (150), second gear (330) is arranged on second connecting shaft (320), and first gear (240) is arranged on first connecting shaft (220) and engages with second gear (330), the natural state of torsion spring (230) is that the lower end of clamping plate (210) is attached on shell (110), and flip (310) is embedded in recess (130), flip (310) adopts transparent cover, and sealing pad is arranged between flip (310) and recess (130), the inner side of clamping plate (210) is provided with protective pad (250), and protective pad (250) adopts sponge pad, the rear side wall of shell (110) is provided with antiskid pad, and the antiskid pad adopts rubber pad, the edge of clamping plate (210) is all provided as smooth camber surface. ​ ​ ​ ​ ​ 2. The portable device for detecting formaldehyde with high sensitivity according to claim 1, characterized in that, ​ 3.The portable device for detecting formaldehyde with high sensitivity according to claim 1, characterized in that, ​ 4.The portable device for detecting formaldehyde with high sensitivity according to claim 1, characterized in that, ​

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