CN218726402U - Handheld air particle counter - Google Patents

Abstract

The utility model discloses a handheld air particle counter, which comprises a bod, the front surface of organism is close to both sides and has all been seted up the buckle groove, the handle groove has all been seted up to the both sides of organism, the torsional spring groove has all been seted up to the higher authority in the both sides handle groove of organism, the front surface of organism is close to the upper surface and inlays and be equipped with the display screen, fixed mounting has the button below the front surface display screen of organism, the front surface of organism is provided with protection architecture, limit structure is all installed to the both sides of organism. A handheld air particle counter, can protect the button through the visor, avoid when not using because the unexpected condition appears the phenomenon that the mistake touched the button, increased the life of button, make the organism no longer need cooperate the base can only be independent of the desktop simultaneously, it is more convenient to use to palm sweating leads to the phenomenon that the organism drops from the hand when effectively having prevented hot day use in summer, greatly increased the practicality.

Description

Handheld air particle counter

Technical Field

The utility model relates to an air particle counter technical field, in particular to handheld air particle counter.

Background

A handheld airborne particle counter is an instrument used to measure the number and size distribution of airborne particles within a single volume in a clean environment. The basic principle is that detection laser of an optical sensor is received by a photosensitive element after being scattered by dust particles and generates a pulse signal, the pulse signal is output and amplified, then digital signal processing is carried out, comparison results are shown by different parameters through being compared with standard particle signals, however, the conventional handheld air particle counter is not used at ordinary times, because keys are all exposed outside, the counter can be accidentally touched, the fact that the counter can be used after being manually adjusted when the counter is used next time is not found in time, great inconvenience is caused, the service life of the keys can be reduced through multiple times of false touch, the use cost is increased, meanwhile, the conventional handheld air particle counter is not provided with an integrated supporting structure, the counter can be erected on a desktop through being matched with an independent base, the handheld air particle counter cannot be erected on the desktop by itself, multiple times of detection are needed during detection, the use time is long, sweat is easily generated in hot days in summer, the handheld air particle counter is dropped from hands, and the handheld air particle counter is damaged.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a hand-held air particle counter, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

the utility model provides a handheld air particle counter, includes the organism, the front surface of organism is close to both sides and has all been seted up the buckle groove, the handle groove has all been seted up to the both sides of organism, the torsional spring groove has all been seted up to the higher authority in the both sides handle groove of organism, the front surface of organism is close to the upper surface and inlays and be equipped with the display screen, fixed mounting has the button below the front surface display screen of organism, the front surface of organism is provided with protection architecture, limit structure is all installed to the both sides of organism, the equal movable mounting in both sides of organism has supplementary handle, the upper surface and the equal movable mounting of lower surface of supplementary handle have the second pivot, supplementary handle passes through handle groove and second pivot and organism swing joint.

Further, protection architecture includes first pivot, visor, spring groove, spring, fixed plate, movable rod and fixture block, first pivot surface movable mounting has the visor, the visor both sides are close to the upper surface and have all seted up the spring groove, the inside fixed mounting of spring groove has the spring, spring one end fixedly connected with fixed plate, fixed plate one side fixed mounting has the movable rod, the movable rod runs through one side of visor and extends to the outside, movable rod one end fixedly connected with fixture block.

Further, limit structure includes limiting plate, connecting rod and torsional spring, the limiting plate both sides are close to the equal fixed mounting of upper surface and have the connecting rod, the torsional spring is all installed on the connecting rod surface.

Furthermore, the protective cover is movably connected with the machine body through a first rotating shaft, and a rubber pad is fixedly arranged on the rear surface of the protective cover.

Further, the connecting rod passes through torsional spring and torsional spring groove and organism swing joint, the torsional spring passes through torsional spring groove and organism fixed connection.

Further, the top fixed mounting of organism has the intake pipe, the battery jar has been seted up to the lower surface of organism, the equal fixed mounting in both sides of organism has the sweat-absorbing cotton.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) The utility model discloses in, through the protection architecture and the buckle groove that set up, the visor can overturn through first pivot, the visor passes through the fixture block card and goes into the fixed of buckle inslot portion realization visor position when not using simultaneously, thereby realize the protection to the button, prevent to probably produce the condition that the unexpected condition mistake touched the button when not using, can not touch the button because of the mistake and need readjust when making next use, it is more convenient to use, the effectual life who increases the button, the cost is reduced.

(2) The utility model discloses in, limit structure through the setting, second pivot and supplementary handle, supplementary handle can turn over a book through the second pivot, limit structure can effectually fix the position of supplementary handle simultaneously, make supplementary handle can assist both hands to hold the organism when rolling over forward, turn over backward and roll over and can make the organism can stand on the desktop through supplementary handle by oneself, make the organism no longer need cooperate the base can only be independent of the desktop, it is more convenient to use, the palm of the hand sweat when effectively having prevented hot day use in summer simultaneously leads to the phenomenon that the organism drops from the hand, greatly increased the practicality.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a handheld air particle counter according to the present invention;

FIG. 2 is a side partial cross-sectional view of a handheld airborne particle counter of the present invention;

FIG. 3 is an enlarged view of the hand-held airborne particle counter of the present invention taken at A in FIG. 2;

fig. 4 is a partial cross-sectional view of a protective cover of a handheld airborne particle counter according to the present invention.

In the figure: 1. a body; 101. a fastening groove; 102. a grip groove; 103. a torsion spring groove; 2. a display screen; 3. pressing a key; 4. a protective structure; 401. a first rotating shaft; 402. a protective cover; 403. a spring slot; 404. a spring; 405. a fixing plate; 406. a movable rod; 407. a clamping block; 5. a limiting structure; 501. a limiting plate; 502. a connecting rod; 503. a torsion spring; 6. an auxiliary grip; 601. a second rotating shaft.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

The first embodiment is as follows:

as shown in fig. 1-4, a handheld air particle counter includes a machine body 1, wherein a front surface of the machine body 1 is provided with a fastening groove 101 near both sides, a grip groove 102 near both sides of the machine body 1 is provided, a torsion spring groove 103 is provided above the grip groove 102 near both sides of the machine body 1, a display screen 2 is embedded on the front surface of the machine body 1 near the upper surface, a key 3 is fixedly mounted below the display screen 2 on the front surface of the machine body 1, a protection structure 4 is provided on the front surface of the machine body 1, a limit structure 5 is mounted on both sides of the machine body 1, an auxiliary grip 6 is movably mounted on both sides of the machine body 1, a second rotating shaft 601 is movably mounted on both upper and lower surfaces of the auxiliary grip 6, and the auxiliary grip 6 is movably connected with the machine body 1 through the grip groove 102 and the second rotating shaft 601;

the protection structure 4 comprises a first rotating shaft 401, a protection cover 402, spring slots 403, springs 404, a fixing plate 405, a movable rod 406 and a clamping block 407, wherein the protection cover 402 is movably mounted on the surface of the first rotating shaft 401, the spring slots 403 are formed in two sides of the protection cover 402 close to the upper surface, the springs 404 are fixedly mounted in the spring slots 403, one end of each spring 404 is fixedly connected with the fixing plate 405, the movable rod 406 is fixedly mounted on one side of the fixing plate 405, the movable rod 406 penetrates through one side of the protection cover 402 and extends to the outside, and one end of the movable rod 406 is fixedly connected with the clamping block 407; the limiting structure 5 comprises a limiting plate 501, a connecting rod 502 and a torsion spring 503, the connecting rod 502 is fixedly mounted on two sides of the limiting plate 501 close to the upper surface, the torsion spring 503 is mounted on the surface of the connecting rod 502, the limiting plate 501 is rebounded by the torsion spring 503, the fixing effect of the limiting plate 501 on the auxiliary handle 6 is increased, and the phenomenon that the body 1 is toppled due to the fact that the auxiliary handle 6 slides when the body 1 stands on a desktop is prevented; the protective cover 402 is movably connected with the machine body 1 through the first rotating shaft 401, a rubber pad is fixedly arranged on the rear surface of the protective cover 402, and the rubber pad can effectively prevent the surface of the machine body 1 from being damaged due to impact after the protective cover 402 is turned over for multiple times, so that the service life of the machine body 1 is prolonged; the connecting rod 502 is movably connected with the machine body 1 through a torsion spring 503 and a torsion spring groove 103, and the torsion spring 503 is fixedly connected with the machine body 1 through the torsion spring groove 103; the top fixed mounting of organism 1 has the intake pipe, and the battery jar has been seted up to the lower surface of organism 1, and the equal fixed mounting in both sides of organism 1 has the sweat-absorbing cotton, when using organism 1 for a long time, can lead to the palm of the hand to sweat, and the sweat-absorbing cotton can effectually prevent sweat direct contact organism 1, avoids appearing the phenomenon that the sweat too many leads to not holding organism 1.

Example two:

it should be noted that, the present invention is a handheld air particle counter, when in use, the limiting plate 501 is turned outwards through the connecting rod 502 and the torsion spring 503 by hand, after the limiting plate 501 is turned over to the horizontal, the auxiliary handle 6 is turned forwards through the second rotating shaft 601 to the horizontal state, the limiting plate 501 is released, at this time, the limiting plate 501 is turned inwards through the resilience of the torsion spring 503 received by the connecting rod 502, the limiting plate 501 is turned backwards to the back of the auxiliary handle 6, to achieve the fixing effect on the position of the auxiliary handle 6, when the machine body 1 is used for a long time in summer hot days to generate hand slip, the instruction book is fixed on the hand due to the existence of the auxiliary handle 6, thereby preventing the machine body 1 from dropping and being damaged due to hand slip, when the machine body 1 needs to be placed on a table top, after the limiting plate 501 is turned over through the above operation, the auxiliary handle 6 is turned backwards to the back of the machine body 1 through the second rotating shaft 601, the limiting plate is released, the limiting plate is attached to the auxiliary handle 6, the position of the limiting plate is fixed with the auxiliary handle 6, the elastic force of the torsion spring 503 to stabilize the auxiliary handle 6, when the machine body 1 is turned over, the clamp block 101 is pressed into the vertical, when the clamp block 101 and the clamp block 101 is pressed into the clamp groove 407, when the clamp block 101 moves, the clamp block 101, the clamp is pressed into the clamp 101, the clamp groove 407, the clamp 101, the clamp block 101, when the clamp is moved, the clamp is moved to move, the clamp block 407, the clamp is pressed into the clamp groove 407, the clamp 101, the clamp block 407, the clamp 101, when the clamp is moved to move, the clamp groove, the clamp block 407, the clamp groove, the clamp cover 407, the clamp block 407 is moved to move, the clamp 101, the clamp cover 407, thereby realize the fixed to the position of visor 402, realize the protection to button 3, the effectual possibility of avoiding has increased button 3's life because the unexpected condition mistake touches the condition of button 3, has reduced use cost, when needs use organism 1, only needs to open visor 402 through above-mentioned reverse operation, exposes button 3 and uses.

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 understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A hand-held airborne particle counter, comprising: including organism (1), buckle groove (101) have all been seted up near both sides to the front surface of organism (1), handle groove (102) have all been seted up to the both sides of organism (1), torsion spring groove (103) have all been seted up above the both sides handle groove (102) of organism (1), the front surface of organism (1) is close to the upper surface and inlays and be equipped with display screen (2), fixed mounting has button (3) below the front surface display screen (2) of organism (1), the front surface of organism (1) is provided with protection architecture (4), limit structure (5) are all installed to the both sides of organism (1), the equal movable mounting in both sides of organism (1) has supplementary handle (6), the equal movable mounting in upper surface and the lower surface of supplementary handle (6) has second pivot (601), supplementary handle (6) are through handle groove (102) and second pivot (601) and organism (1) swing joint.

2. A hand-held airborne particle counter according to claim 1, wherein: protection architecture (4) include first pivot (401), visor (402), spring groove (403), spring (404), fixed plate (405), movable rod (406) and fixture block (407), first pivot (401) surface movable mounting has visor (402), spring groove (403) have all been seted up near the upper surface in visor (402) both sides, the inside fixed mounting in spring groove (403) has spring (404), spring (404) one end fixedly connected with fixed plate (405), fixed plate (405) one side fixed mounting has movable rod (406), movable rod (406) run through one side of visor (402) and extend to the outside, movable rod (406) one end fixedly connected with fixture block (407).

3. A hand-held airborne particle counter according to claim 2, wherein: limiting structure (5) include limiting plate (501), connecting rod (502) and torsional spring (503), limiting plate (501) both sides are close to the equal fixed mounting of upper surface and have connecting rod (502), torsional spring (503) are all installed on connecting rod (502) surface.

4. A hand-held airborne particle counter according to claim 3, wherein: the protective cover (402) is movably connected with the machine body (1) through a first rotating shaft (401), and a rubber pad is fixedly mounted on the rear surface of the protective cover (402).

5. A hand-held airborne particle counter according to claim 4, wherein: the connecting rod (502) is movably connected with the machine body (1) through a torsion spring (503) and a torsion spring groove (103), and the torsion spring (503) is fixedly connected with the machine body (1) through the torsion spring groove (103).

6. A hand-held airborne particle counter according to claim 5, wherein: the top fixed mounting of organism (1) has the intake pipe, the battery jar has been seted up to the lower surface of organism (1), the equal fixed mounting in both sides of organism (1) has the sweat-absorbing cotton.

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