Portable dust detector

Abstract

The utility model discloses a portable dust detector and relates to the technical field of dust detection. The portable dust detector comprises a transverse plate, clamping mechanisms are arranged at the bottom and the front side of the transverse plate, an adjusting assembly is arranged at the top of the transverse plate, a detector body is arranged at the top of the adjusting assembly, and an auxiliary mechanism is arranged on the right side of the transverse plate. The whole device is fixed to the arm of a user through the clamping mechanism, the rotary knob is rotated to enable the bidirectional threaded rod to rotate, the bidirectional threaded rod rotates to enable the two sets of movable blocks to slide towards the middle at the same time or slide towards the front side and the rear side respectively, and therefore the two sets of clamping blocks are close to or separated from each other. The structure can be adjusted according to the thickness of the arm of a user so as to adapt to different users, the application range is wide, practicability is high, paper can be placed on the surface of the auxiliary mechanism and can be fixed, so that the user can conveniently record detection data on the paper, and humanized design is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of dust detection, in particular to a portable dust detector. Background Art

[0002] Environmental detectors are a general term for instruments used to monitor various parameters of indoor and outdoor environments. They determine environmental quality and its changing trends by measuring representative values ​​of factors affecting environmental quality. When people need to go out to detect the environment, they need to use portable environmental detectors.

[0003] At present, dust detectors are used by users by hand. When the user holds the dust detector, the other hand operates other devices, such as using a mobile phone to record data or recording data on paper, etc., which causes many inconveniences to the user and affects the user's work efficiency. The user cannot free both hands when using the dust detector, resulting in the need to put the detector aside when recording the test data, and then record the data. In actual use, the user needs to hold the dust detector to go to multiple areas for testing, which causes inconvenience. Improvements should be made to this problem.

[0004] For this purpose, a portable dust detector is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the problems mentioned in the above background technology and provide a portable dust detector.

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] A portable dust detector comprises a horizontal plate, wherein the bottom and front sides of the horizontal plate are provided with a clamping mechanism for fixing the entire device on the user's arm, an adjustment component is provided on the top of the horizontal plate, a detector body is provided on the top of the adjustment component, and the adjustment component is used to adjust the angle of the detector body, and an auxiliary mechanism for placing and fixing paper is provided on the right side of the horizontal plate.

[0008] Furthermore, the clamping mechanism includes a movable groove, a movable groove is opened at the bottom of the horizontal plate, a two-way threaded rod is rotatably installed on the inner wall of the movable groove, and the front end of the two-way threaded rod passes through the surface of the horizontal plate, the surface of the two-way threaded rod is threadedly connected with a movable block, and the movable block and the inner wall of the movable groove are slidably installed, a clamping block is fixedly provided at the bottom of the movable block, and a knob is fixedly connected to the front end of the two-way threaded rod.

[0009] Furthermore, the movable blocks and the clamping blocks are provided in two groups and are arranged correspondingly, the two groups of clamping blocks are arranged in a semicircular shape, and the surfaces of the two groups of clamping blocks are provided with a rubber layer.

[0010] Furthermore, the adjustment assembly includes a vertical shaft, the top of the horizontal plate is fixedly provided with the vertical shaft, the surface of the vertical shaft is threadedly connected to a limit ring, and the bottom of the detector body is rotatably mounted with the top of the vertical shaft.

[0011] Furthermore, the auxiliary mechanism includes a cavity, a cavity is opened on the right side of the horizontal plate, a movable plate is slidably provided on the inner wall of the cavity, a circular groove is opened on the top of the movable plate, a spring is fixedly provided on the inner bottom of the circular groove, the top of the spring is fixedly connected to a column, and the column is adapted to the circular groove, the top of the column is fixedly connected to a cross bar, and the surface of the cross bar is fixedly connected to an extrusion plate.

[0012] Furthermore, the circular grooves, springs and columns are each provided in two groups, and the two groups of circular grooves, springs and columns are arranged correspondingly.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The utility model fixes the entire device on the user's arm through a clamping mechanism. The knob is rotated to rotate the bidirectional threaded rod, so that the movable block slides on the inner wall of the movable groove, thereby moving the clamping block. The rotation of the bidirectional threaded rod causes the two groups of movable blocks to slide toward the middle or to the front and rear sides at the same time, so that the two groups of clamping blocks are close to or separated from each other. The structure can be adjusted according to the thickness of the user's arm to adapt to different users. It has a wide range of applications and strong practicality. The surface of the auxiliary mechanism can place paper and fix the paper, so that the user can record the detection data on the paper. The user can free his hands and has a humanized design. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a partial side cutaway schematic diagram of the utility model;

[0017] Figure 3 It is another partial side cutaway schematic diagram of the utility model;

[0018] Figure numerals: 1. horizontal plate; 2. clamping mechanism; 201. movable groove; 202. bidirectional threaded rod; 203. movable block; 204. clamping block; 205. knob; 3. adjustment assembly; 301. vertical axis; 302. limit ring; 4. detector body; 5. auxiliary mechanism; 501. cavity; 502. movable plate; 503. circular groove; 504. spring; 505. column; 506. horizontal rod; 507. extrusion plate. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0022] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] like Figures 1 to 3 As shown, a portable dust detector comprises a horizontal plate 1, the bottom and front side of the horizontal plate 1 are provided with a clamping mechanism 2 for fixing the whole device on the user's arm, the top of the horizontal plate 1 is provided with an adjusting component 3, the top of the adjusting component 3 is provided with a detector body 4, and the adjusting component 3 is used to adjust the angle of the detector body 4, and the right side of the horizontal plate 1 is provided with an auxiliary mechanism 5 for placing and fixing paper; specifically, the whole device is fixed on the user's arm through the clamping mechanism 2, and the clamping mechanism 2 can be adjusted according to the thickness of the user's arm, so as to adapt to different users, the detector body 4 can be rotated through the adjusting component 3, and when the detector body 4 is adjusted to a suitable angle, the detector body 4 can be limited, and the surface of the auxiliary mechanism 5 can place paper and fix the paper, so as to facilitate the user to record detection data on the paper.

[0024] like Figure 1 , Figure 2 As shown, the clamping mechanism 2 includes a movable groove 201, a movable groove 201 is opened at the bottom of the cross plate 1, a bidirectional threaded rod 202 is rotatably installed on the inner wall of the movable groove 201, and the front end of the bidirectional threaded rod 202 passes through the surface of the cross plate 1, and a movable block 203 is threadedly connected to the surface of the bidirectional threaded rod 202, and the movable block 203 is slidably installed with the inner wall of the movable groove 201, a clamping block 204 is fixedly provided at the bottom of the movable block 203, and a knob 205 is fixedly connected to the front end of the bidirectional threaded rod 202; specifically, rotating the knob 205 causes the bidirectional threaded rod 202 to rotate, thereby causing the movable block 203 to slide on the inner wall of the movable groove 201, thereby causing the clamping block 204 to move.

[0025] like Figure 1 , Figure 2 As shown, the movable blocks 203 and the clamping blocks 204 are each provided with two groups and are arranged correspondingly, the two groups of the clamping blocks 204 are both arranged in a semicircular shape, and the surfaces of the two groups of the clamping blocks 204 are provided with a rubber layer; specifically, the two-way threaded rod 202 rotates so that the two groups of movable blocks 203 slide toward the middle or toward the front and rear sides at the same time, thereby making the two groups of clamping blocks 204 approach or separate from each other.

[0026] like Figure 1 , Figure 2 As shown, the adjustment component 3 includes a vertical shaft 301, the top of the horizontal plate 1 is fixedly provided with the vertical shaft 301, the surface of the vertical shaft 301 is threadedly connected with a limit ring 302, and the bottom of the detector body 4 and the top of the vertical shaft 301 are rotatably installed; specifically, the detector body 4 can rotate laterally, so as to adjust the angle of the detector body 4, and when the detector body 4 is adjusted to an appropriate angle, the limit ring 302 is rotated, and when the surface of the limit ring 302 contacts the surface of the detector body 4, the detector body 4 is limited.

[0027] like Figure 2 , Figure 3As shown, the auxiliary mechanism 5 includes a cavity 501, a cavity 501 is provided on the right side of the horizontal plate 1, a movable plate 502 is slidably provided on the inner wall of the cavity 501, a circular groove 503 is provided on the top of the movable plate 502, a spring 504 is fixedly provided on the inner bottom of the circular groove 503, a column 505 is fixedly connected to the top of the spring 504, and the column 505 is adapted to the circular groove 503, and a cross bar 506 is fixedly connected to the top of the column 505, The surface of the cross bar 506 is fixedly connected with a squeezing plate 507; specifically, the cross bar 506 is pulled to move the column 505 and the squeezing plate 507 upward, and the column 505 stretches the spring 504 when moving upward, and the paper is placed on the top of the movable plate 502 and the cross bar 506 is released. Under the action of the elastic force of the spring 504, the column 505, the cross bar 506 and the squeezing plate 507 are reset, and the squeezing plate 507 is reset to squeeze the paper, thereby achieving the limitation of the paper.

[0028] like Figure 2 , Figure 3 As shown, the circular groove 503, the spring 504 and the column 505 are each provided with two groups, and the two groups of circular grooves 503, springs 504 and columns 505 are arranged correspondingly; specifically, pulling the cross bar 506 causes the two groups of columns 505 to move upward at the same time, thereby stretching the two groups of springs 504 at the same time, thereby preventing one end of the extrusion plate 507 from tilting up, thereby ensuring the stability of the longitudinal movement of the extrusion plate 507.

[0029] In summary: the entire device is fixed on the user's arm through the clamping mechanism 2, and the knob 205 is rotated to rotate the bidirectional threaded rod 202, so that the movable block 203 slides on the inner wall of the movable groove 201, and then the clamping block 204 moves. The rotation of the bidirectional threaded rod 202 causes the two groups of movable blocks 203 to slide toward the middle or to the front and rear sides at the same time, so that the two groups of clamping blocks 204 are close to or separated from each other. The structure can be adjusted according to the thickness of the user's arm to adapt to different users. The detector body 4 can be rotated by adjusting the component 3. When the detector body 4 is adjusted to a suitable angle, the detector body 4 can be limited. The surface of the auxiliary mechanism 5 can place paper and fix the paper, so that the user can record the detection data on the paper.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A portable dust detector, characterized in that: The invention comprises a horizontal plate (1), wherein a clamping mechanism (2) for fixing the entire device on the arm of a user is provided at the bottom and front side of the horizontal plate (1), an adjusting component (3) is provided at the top of the horizontal plate (1), a detector body (4) is provided at the top of the adjusting component (3), and the adjusting component (3) is used to adjust the angle of the detector body (4), and an auxiliary mechanism (5) for placing and fixing paper is provided on the right side of the horizontal plate (1).

2. A portable dust detector according to claim 1, characterized in that: The clamping mechanism (2) comprises a movable groove (201), the bottom of the transverse plate (1) is provided with the movable groove (201), the inner wall of the movable groove (201) is rotatably mounted with a bidirectional threaded rod (202), and the front end of the bidirectional threaded rod (202) penetrates the surface of the transverse plate (1), the surface of the bidirectional threaded rod (202) is threadedly connected with a movable block (203), and the movable block (203) and the inner wall of the movable groove (201) are slidably mounted, the bottom of the movable block (203) is fixedly provided with a clamping block (204), and the front end of the bidirectional threaded rod (202) is fixedly connected with a knob (205).

3. A portable dust detector according to claim 2, characterized in that: The movable blocks (203) and the clamping blocks (204) are provided in two groups and are arranged correspondingly. The two groups of clamping blocks (204) are arranged in a semicircular shape, and the surfaces of the two groups of clamping blocks (204) are provided with a rubber layer.

4. A portable dust detector according to claim 1, characterized in that: The adjustment assembly (3) comprises a vertical shaft (301), the top of the horizontal plate (1) is fixedly provided with the vertical shaft (301), the surface of the vertical shaft (301) is threadedly connected to a limit ring (302), and the bottom of the detector body (4) is rotatably mounted with the top of the vertical shaft (301).

5. A portable dust detector according to claim 1, characterized in that: The auxiliary mechanism (5) comprises a cavity (501), the right side of the horizontal plate (1) is provided with a cavity (501), the inner wall of the cavity (501) is slidably provided with a movable plate (502), the top of the movable plate (502) is provided with a circular groove (503), the inner bottom of the circular groove (503) is fixedly provided with a spring (504), the top of the spring (504) is fixedly connected with a column (505), and the column (505) is adapted to the circular groove (503), the top of the column (505) is fixedly connected with a cross bar (506), and the surface of the cross bar (506) is fixedly connected with an extrusion plate (507).

6. A portable dust detector according to claim 5, characterized in that: The circular groove (503), spring (504) and column (505) are each provided in two groups, and the two groups of circular grooves (503), spring (504) and column (505) are arranged correspondingly.

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