Dust detector

Abstract

The utility model belongs to the technical field of environment detection, and provides a dust detector which comprises a vehicle body; the lower surface of the first slideway is connected with the upper surface of the vehicle body; a plurality of layers of shear fork assemblies are arranged, the shear fork assemblies on the same layer are composed of two supporting rods, the middles of the supporting rods are hinged, and the two ends of the supporting rods of every two adjacent layers of shear fork assemblies are hinged; first sliding blocks are hinged to the ends of the supporting rods, connecting bases are hinged to the two first sliding blocks located at the bottommost portion, and the other two first sliding blocks on the same plane are in sliding connection with the second sliding way. And a plurality of second slideways are arranged. The detector adopts the design of the scissor fork assembly and the driving unit, so that the detector body can move along the length direction of the first slide way, the limitation that only a single height can be fixedly detected in the prior art is solved, and more comprehensive air quality data can be obtained.

Description

TECHNICAL FIELD

[0001] The utility model belongs to environmental detection technical field, especially related to a dust detector. BACKGROUND

[0002] The dust detector is mainly used for detecting the dust concentration in the ambient air, and is widely used in disease prevention and control centers, mines, metallurgy, power plants, chemical manufacturing, health supervision, environmental protection, online environmental monitoring and the like, and continuously and real-timely detects the dust concentration in the ambient air.

[0003] At different heights, the dust environment is also different, and the existing online environmental dust concentration detector is usually fixed at a certain height, so that it can only detect the dust concentration of the air environment at this height, the measured data is single, and the dust concentration data at different heights cannot be obtained, thereby affecting the accuracy of the air quality assessment of the environment area.

[0004] There is a patent document which discloses an online environmental dust concentration detector, which solves the above technical problems, but can only detect one height at a time, is limited to single-point detection, and cannot cover different heights at the same time, which affects the accuracy and comprehensiveness of the environmental air quality assessment, especially in the case of needing to comprehensively consider the air quality at different heights.

[0005] Therefore, it is necessary to design a dust detector to solve the above technical problems. SUMMARY

[0006] The utility model discloses to solve above technical problem, propose a kind of dust detector, using the design of shear fork assembly and drive unit, so that detector body can be moved along the first slide length direction, solve the limitation that only single height can be detected in prior art, can obtain more comprehensive air quality data.

[0007] The technical scheme of the utility model is:

[0008] The utility model discloses a kind of dust detector, comprising:

[0009] Vehicle body;

[0010] First slide, the lower surface of the first slide is connected with the upper surface of the vehicle body;

[0011] Shear fork assembly, shear fork assembly is provided with several layers, the shear fork assembly of same layer is composed of two middle articulated support rods, the two ends of the support rod of adjacent two shear fork assemblies are articulated;

[0012] The first sliding block is hinged at the end of the support rod, the two first sliding blocks at the bottom are hinged with connecting seats, and the other two first sliding blocks in the same plane are slidably connected with second sliding rails;

[0013] The second sliding rail is connected with the detector body on one side.

[0014] The driving unit is matched with the two connecting seats to adjust the included angle between the two middle-hinged support rods.

[0015] Preferably, the second sliding block is rotatably connected to the middle of the two support rods of the scissor assembly in the same layer, and the second sliding block is slidably connected with the first sliding rail.

[0016] Preferably, the driving unit comprises:

[0017] The gear is meshed with the two racks on opposite sides, and one end of the two racks is connected with the connecting seat.

[0018] The fixed table is connected with the upper surface of the vehicle body, and two recessed sliding grooves are arranged on the fixed table and slidably connected with the connecting seat.

[0019] The motor is connected with one side of the fixed table, the output shaft of the motor is rotatably connected with the fixed table, and the output shaft of the motor penetrates the fixed table and is rotatably connected with the gear.

[0020] Preferably, the upper surface of the vehicle body is provided with a handrail on one side, and the lower surface of the vehicle body is provided with a double brake universal wheel at four corners.

[0021] Preferably, the fixed table is provided with a protective cover on one side, and the motor is located in the protective cover.

[0022] Compared with the prior art, the utility model has the following advantages and effects:

[0023] (1) The design of the scissor assembly and the driving unit enables the detector body to move along the length direction of the first sliding rail, solves the limitation that only a single height can be detected in the prior art, and can obtain more comprehensive air quality data.

[0024] (2) The sliding connection of the second sliding block and the first sliding rail enhances the stability of the scissor assembly and ensures the stability of the detector body at different heights. At the same time, the protective cover arranged on one side of the fixed table protects the motor from the invasion of dust and other substances or other accidental injuries, thereby prolonging the service life of the motor.

[0025] (3) The double brake universal wheels below the vehicle body facilitate the movement and positioning of the equipment, improve the mobility of the equipment, and the design of the handrails increases the operation convenience, facilitating the operator to push the equipment.

[0026] In summary, the air quality monitoring device can reach different heights, has a wider coverage, realizes omnibearing air quality monitoring, and thus improves the accuracy and comprehensiveness of the environmental air quality evaluation. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 The overall structure of the embodiment 1 of the utility model is shown Figure 1 .

[0028] Figure 2 The overall structure of the embodiment 1 of the utility model is shown Figure 2 .

[0029] Figure 3 The overall structure of the embodiment 1 of the utility model is shown Figure 3 .

[0030] Figure 4 The overall structure of the embodiment 2 of the utility model is shown.

[0031] Reference signs:

[0032] 1, vehicle body; 10, first slide; 11, handrail; 12, double brake universal wheel; 13, second sliding block;

[0033] 2, support rod; 21, first sliding block; 200, connecting seat;

[0034] 3, second slide;

[0035] 4, detector body;

[0036] 5, gear; 50, rack; 51, fixed table; 510, concave sliding groove; 52, motor;

[0037] 6, protective cover. DETAILED DESCRIPTION

[0038] In order to make the person skilled in the art better understand the utility model, the utility model will be further described in combination with specific embodiments.

[0039] Embodiment 1:

[0040] As shown in Figures 1-3 , the utility model provides a dust detector, which comprises:

[0041] Vehicle body 1;

[0042] First slide 10, the lower surface of the first slide 10 is connected with the upper surface of the vehicle body 1;

[0043] The scissor assembly is provided with several layers, the scissor assembly of the same layer is composed of two support rods 2 hingedly connected in the middle, and the two ends of the support rods 2 of adjacent two layers of the scissor assembly are hingedly connected;

[0044] The first sliding block 21 is hingedly connected at the end of the support rod 2, and the two first sliding blocks 21 located at the bottom are both hingedly connected with the connecting seat 200, and the remaining two first sliding blocks 21 on the same plane are slidingly connected with the second sliding rail 3;

[0045] The second sliding rail 3 is provided with a plurality of second sliding rails 3, the plurality of second sliding rails 3 are arranged at equal intervals along the length direction of the first sliding rail 10, and the second sliding rail 3 is connected with the detector body 4 on one side;

[0046] The driving unit is matched with the two connecting seats 200 to adjust the included angle between the two support rods 2 hingedly connected in the middle.

[0047] In use, the driving unit drives the two connecting seats 200 to move close to or away from each other, so as to adjust the included angle between the two support rods 2 hingedly connected in the middle, when the included angle between the two support rods 2 hingedly connected in the middle changes, the second sliding block 3 moves along the length direction of the first sliding rail 10, so as to adjust the height of the detector body 4, thereby solving the limitation that only a single height can be detected in the prior art, and more comprehensive air quality data can be obtained.

[0048] The middle portions of the two support rods 2 of the scissor assembly of the same layer are rotatably connected with the second sliding block 13, and the second sliding block 13 is slidingly connected with the first sliding rail 10.

[0049] In use, the first sliding rail 10 provides a sliding track for the scissor assembly, so that the scissor assembly can smoothly move along the length direction of the first sliding rail 10, thereby adjusting the height of the detector body 4.

[0050] The driving unit comprises:

[0051] The gear 5 is meshed with the two racks 50 on opposite sides, respectively, and one end of each of the two racks 50 is connected with the connecting seat 200;

[0052] The fixed table 51 is connected with the upper surface of the vehicle body 1 on the lower surface, and the fixed table 51 is provided with two recessed sliding grooves 510, which are slidingly connected with the connecting seat 200, respectively;

[0053] The motor 52 is connected with one side of the fixed table 51, the output shaft of the motor 52 is rotatably connected with the fixed table 51, and the output shaft of the motor 52 penetrates the fixed table 51 and is rotatably connected with the gear 5.

[0054] In use, the motor 52 is started, the output shaft of the motor 52 drives the gear 5 to rotate, and then drives the two racks 50 to move close to each other or move away from each other, so as to realize the synchronous movement of the two racks 50, and then realize the movement of the two connecting seats 200 close to each other or move away from each other, and then realize the change of the included angle between the two middle hinged support rods 2, and the design of the concave sliding groove 510 improves the stability of the connecting seat 200 during movement.

[0055] The upper surface of the vehicle body 1 is provided with a handrail 11, and the lower surface of the vehicle body 1 is provided with a double-brake universal wheel 12 at four corners.

[0056] In use, the handrail 11 and the double-brake universal wheel 12 increase the operation convenience and maneuverability of the vehicle body 1.

[0057] Working principle:

[0058] The movement and fixation of the vehicle body 1, the double-brake universal wheel 12 is located below the vehicle body 1, facilitating the movement and positioning of the equipment, improving the maneuverability of the equipment, the handrail 11 is used for the operator to hold, facilitating the pushing of the equipment, and increasing the operation convenience;

[0059] The height of the detector body 4 is adjusted, the motor 52 provides power to drive the gear 5, realizes the automation of the height adjustment of the detector body 4, improves the operation efficiency and accuracy, specifically, the output shaft of the motor 52 drives the gear 5 to rotate, when the gear 5 rotates, the rack 50 moves, when the rack 50 moves, the connecting seat 200 moves in the concave sliding groove 510, thereby changing the included angle between the two middle hinged support rods 2 of the scissors assembly, thereby driving the first sliding block 21 to slide, the second sliding groove 3 moves in the length direction of the first sliding groove 10, when the second sliding groove 3 moves, the detector body 4 moves, realizes the height adjustment of the detector body 4, meets the detection requirements of different heights, can reach different heights while covering a wider range, realizes omnibearing air quality monitoring;

[0060] The second sliding block 13 is slidably connected with the first sliding groove 10, further ensures the stability and accurate adjustment of the scissors assembly, so that the plurality of detector bodies 4 remain stable at different heights.

[0061] Embodiment 2:

[0062] The embodiment 2 of the utility model is used for Figure 4 illustration. In addition, the parts which are not different from the embodiment 1 are omitted and the same reference signs are assigned.

[0063] As Figure 4 shown, the utility model relates to a dust detector, a protective cover 6 is arranged on one side of the fixing table 51, and a motor 52 is located in the protective cover 6.

[0064] Working principle: the protective cover 6 protects the motor 52, prevents dust and other substances from invading or other accidental damage to the equipment damage, prolong the service life of the motor.

[0065] The above is only the preferred embodiment of the present application, and does not limit the patent range of the present application, and any equivalent changes and modifications made within the scope of the present application shall still belong to the scope of the present application.

Claims

1. A dust detector, characterized in that The utility model relates to a kind of vehicle, including: Vehicle body (1); First slide (10), the lower surface of first slide (10) is connected with the upper surface of vehicle body (1); Scissor assembly is provided with several layers, the scissor assembly of same layer is composed of two middle articulated support rods (2), the both ends of the support rod (2) of adjacent two layers of scissor assembly are articulated; First sliding block (21) is articulated in the end of support rod (2), two first sliding blocks (21) located in the bottom are all articulated with connecting seat (200), and the rest two first sliding blocks (21) of same plane are slidably connected with second slide (3); Wherein, the second slide (3) is provided with several, several second slide (3) is equidistantly arranged along the length direction of first slide (10), and detector body (4) is connected on one side of second slide (3); Driving unit, the driving unit is matched with two connecting seats (200), to adjust the included angle between two middle articulated support rods (2).

2. The dust detector according to claim 1, characterized in that Second sliding block (13) is rotatably connected in the middle of two support rods (2) of the scissor assembly of same layer, and second sliding block (13) is slidably connected with first slide (10).

3. The dust detector according to claim 1, wherein The driving unit includes: Gear (5), opposite sides of gear (5) are respectively engaged with rack (50), and one end of two rack (50) is respectively connected with connecting seat (200); Fixed table (51), the lower surface of fixed table (51) is connected with the upper surface of vehicle body (1), and two recessed grooves (510) are arranged on fixed table (51), and two recessed grooves (510) are slidably connected with connecting seat (200) respectively; Motor (52), motor (52) is connected with one side of fixed table (51), the output shaft of motor (52) is rotatably connected with fixed table (51), and the output shaft of motor (52) is rotatably connected with gear (5) penetrating fixed table (51).

4. The dust detector according to claim 1, wherein Handrail (11) is arranged on one side of the upper surface of vehicle body (1), and double brake universal wheel (12) is arranged on the lower surface of vehicle body (1) in four corners.

5. The dust detector according to claim 3, wherein Protective cover (6) is arranged on one side of fixed table (51), and motor (52) is located in protective cover (6).

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