Two-way dust sampler

Abstract

The utility model discloses a two-way dust sampler which comprises a two-way dust sampler body, a bottom plate, a scissor lifting frame and a mounting frame, a mounting plate is arranged on the upper end face of the bottom plate and located on the rear side of the two-way dust sampler body, and the left side of the bottom of the scissor lifting frame is connected with the mounting plate through a sliding assembly. The right side of the bottom of the shear fork lifting frame is hinged to the upper end face of the mounting plate, a moving assembly is arranged on the inner top wall of the mounting frame, the right side of the upper end face of the shear fork lifting frame is hinged to the inner top wall of the mounting frame, and the left side of the upper end face of the shear fork lifting frame is hinged to the moving end of the moving assembly. A side plate is arranged on the front end face of the mounting frame, a lifting plate is arranged at the bottom of the front end face of the side plate, and the top of the lifting plate is connected with the two-way dust sampler body through a detachable assembly. According to the utility model, the carrying is convenient, no extra tripod needs to be carried, and the use experience of a user is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to health detection technical field especially relates to a double -path dust sampler. BACKGROUND

[0002] Double -path dust sampler is a kind of routine instrument for collecting dust particles in air, it adopts two pumps to complete two groups of air paths independently, with high efficiency, accurate, portable etc.

[0003] Chinese patent 201921189597.3 discloses a double -path intelligent respiratory dust sampler, including sampling mechanism and support mechanism;The sampling mechanism includes protective box, the inside side of protective box is equipped with baffle, the upper surface of baffle is equipped with positive displacement rotary vane pump, two gas inlets on the positive displacement rotary vane pump are connected with the left and right sides of the gas inlet pipe that penetrates protective box respectively, two gas outlets on the positive displacement rotary vane pump are connected with the upper surface of the gas outlet pipe that penetrates protective box respectively, the inside bottom side of protective box is equipped with flow stabilizer, first lithium battery, electromagnetic switch, second lithium battery in proper order, the upper surface of flow stabilizer is equipped with voltmeter, this double -path intelligent respiratory dust sampler can prevent battery from overdischarge, does not affect the service life of battery, and current limiting and protection device are carried out to the current, ensure that sampler works in the safe current range, improve the safety performance of sampler.

[0004] But the dust sampler described above when performing sampling task, often need to be matched with tripod when using, to ensure the accuracy and stability of sampling, and every time need additional tripod, and tripod is larger, it is inconvenient to carry, and therefore a double -path dust sampler is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] (I) utility model purpose

[0006] To solve the technical problems in the background art, the utility model provides a double -path dust sampler, which is compact in design, convenient to carry, does not need additional tripod, and improves the user's experience.

[0007] (II) technical scheme

[0008] The utility model provides a kind of double-path dust sampler, including double-path dust sampler body, still including bottom plate, scissor lift frame and installation frame, the bottom plate upper end surface and located the rear side of double-path dust sampler body is equipped with mounting plate, the left side of the bottom of scissor lift frame is connected with the mounting plate by sliding assembly, the right side of the bottom of scissor lift frame is hinged with the mounting plate upper end surface, the inner top wall of installation frame is equipped with moving assembly, the right side of the upper end surface of scissor lift frame is hinged with the inner top wall of installation frame, the left side of the upper end surface of scissor lift frame is hinged with the moving end of moving assembly, the front end surface of installation frame is equipped with side plate, the bottom of side plate front end surface is equipped with lifting plate, the top of lifting plate is connected with double-path dust sampler body by detachable assembly.

[0009] Preferably, the sliding assembly includes a first sliding groove, a moving frame, and a sliding block. The first sliding groove is opened on the top of the mounting plate. The left side of the bottom of the scissor lift frame is hinged with the moving frame. One end of the sliding block is slidingly connected with the first sliding groove. The other end of the sliding block is connected with the moving frame.

[0010] Preferably, the moving assembly includes a driving motor, a moving block, a threaded rod, and a fixed block. The driving motor is arranged on the left end surface of the installation frame. The fixed block is arranged on the inner top wall of the installation frame. One end of the threaded rod is rotationally connected with the fixed block. The other end of the fixed block penetrates through the outer end surface of the installation frame and is coaxially connected with the output end of the driving motor. The moving block is sleeved on the outer end surface of the threaded rod which is threadedly connected with the moving block. The left side of the upper end surface of the scissor lift frame is hinged with the moving block.

[0011] Preferably, second sliding grooves are arranged on the inner walls of the front and rear sides of the installation frame. The moving end of the left side of the upper end surface of the scissor lift frame is located inside the second sliding grooves.

[0012] Preferably, the detachable assembly includes a fixed plate and fixing screws. The bottoms of the two sides of the double-path dust sampler body are respectively connected with the fixed plate. The fixed plate is in contact with the upper end surface of the lifting plate. The fixing screws penetrate through the fixed plate and extend into the inside of the lifting plate. The lifting plate is threadedly connected with the fixing screws.

[0013] Preferably, a plurality of supporting feet are distributed on the bottom of the bottom plate.

[0014] Preferably, a handle is arranged on the upper end surface of the double-path dust sampler body.

[0015] Compared with the prior art, the above technical solution of the utility model has the following beneficial technical effects:

[0016] When the double-path dust sampler needs to be moved, the scissor lifting frame is folded through the moving assembly, the sliding assembly and the mounting plate, so that the mounting frame is lowered, the lifting plate is lowered through the side plate when the mounting frame is lowered, the bottom of the lifting plate is in contact with the upper end of the bottom plate, so that the double-path dust sampler body is also lowered, through the compact design, convenient to carry, without additional carrying tripod, improve the user experience. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A structure diagram of a double-path dust sampler is provided for the utility model.

[0018] Figure 2 A rear view of a double-path dust sampler is provided for the utility model.

[0019] Figure 3 An exploded view of a sliding assembly in a double-path dust sampler is provided for the utility model.

[0020] Figure 4 A partial sectional view of a mounting frame in a double-path dust sampler is provided for the utility model.

[0021] Figure 5 A double-path dust sampler is provided for the utility model Figure 1 An enlarged view of A in the double-path dust sampler.

[0022] Reference signs: 1, mounting frame; 2, driving motor; 3, side plate; 4, double-path dust sampler body; 5, mounting plate; 6, fixed plate; 7, fixed screw; 8, lifting plate; 9, bottom plate; 10, supporting foot; 11, handle; 12, scissor lifting frame; 13, first sliding groove; 14, moving frame; 15, sliding block; 16, moving block; 17, threaded rod; 18, fixed block; 19, second sliding groove. DETAILED DESCRIPTION

[0023] To make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further described in detail below in combination with specific implementation manners and with reference to the drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0024] In the description of the utility model, it needs to be explained that the directions or position relations indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like are the directions or position relations shown based on the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the utility model, it needs to be explained that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, welding, riveting, bonding and the like, or detachable connection, threaded connection, key connection, pin connection and the like, or integrally connected; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through an intermediate medium; can be the communication inside two elements. For ordinary skilled persons in the art, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0026] As Figures 1-5 shown, the utility model provides a kind of double-path dust sampler, including double-path dust sampler body 4, still including bottom plate 9, scissor lift frame 12 and installation frame 1, installation plate 5 is equipped on the upper end surface of bottom plate 9 and located the rear side of double-path dust sampler body 4, the left side of the bottom of scissor lift frame 12 is connected with installation plate 5 by sliding assembly, the right side of the bottom of scissor lift frame 12 is hinged with the upper end surface of installation plate 5, mobile assembly is equipped on the inner top wall of installation frame 1, the right side of the upper end surface of scissor lift frame 12 is hinged with the inner top wall of installation frame 1, the left side of the upper end surface of scissor lift frame 12 is hinged with the moving end of mobile assembly, the front end surface of installation frame 1 is equipped with side plate 3, the bottom of the front end surface of side plate 3 is equipped with lifting plate 8, the top of lifting plate 8 is connected with double-path dust sampler body 4 by detachable assembly.

[0027] The utility model discloses a movable double -path dust sampler body 4, when the dust particle of dust exists in the air, the dust particle can scatter light, and the light intensity of scattering that the dust particle produces is detected through the photoelectric sensor on the double -path dust sampler body 4, thereby calculates the dust concentration, when detecting is completed, the movable double -path dust sampler body 4 is started again, and the scissor lifting frame 12 will contract, and the mounting frame 1 will descend, and the mounting frame 1 can descend through the side plate 3 and fixed plate 6 with the double -path dust sampler body 4 when descending, thereby being convenient for carrying, and the tripod is not needed to carry extra, and the use experience of user is improved.

[0028] In an alternative embodiment, the sliding assembly comprises a first sliding groove 13, a moving frame 14 and a sliding block 15, the first sliding groove 13 is opened on the top of the mounting plate 5, the left side of the bottom of the scissor lifting frame 12 is hinged with the moving frame 14, one end of the sliding block 15 is slidably connected with the first sliding groove 13, and the other end of the sliding block 15 is connected with the moving frame 14.

[0029] It should be noted that when the scissor lifting frame 12 contracts or extends, the sliding block 15 at the bottom of the moving frame 14 will slide in the first sliding groove 13, ensuring the stability of the scissor lifting frame 12 when contracting or extending.

[0030] In an alternative embodiment, the moving assembly comprises a driving motor 2, a moving block 16, a threaded rod 17 and a fixed block 18, the driving motor 2 is arranged on the left end face of the mounting frame 1, the fixed block 18 is arranged on the inner top wall of the mounting frame 1, one end of the threaded rod 17 is rotatably connected with the fixed block 18, the other end of the fixed block 18 penetrates through the outer end face of the mounting frame 1 and is coaxially connected with the output end of the driving motor 2, the moving block 16 is sleeved on the outer end face of the threaded rod 17 in threaded connection, and the left side of the upper end face of the scissor lifting frame 12 is hinged with the moving block 16.

[0031] It should be noted that the driving motor 2 is started, the driving motor 2 drives the threaded rod 17 to rotate, thereby driving the moving block 16 to move along the threaded rod 17, so that the scissor lifting frame 12 is controlled to fold or unfold.

[0032] In an alternative embodiment, the second sliding groove 19 is arranged on the inner wall of the front and rear sides of the mounting frame 1, and the moving end of the left side of the upper end face of the scissor lifting frame 12 is located in the second sliding groove 19.

[0033] It should be noted that when the scissor lift 12 is folding or unfolding, the moving end on the left side of the upper end face of the scissor lift 12 will slide in the second sliding groove 19 on both sides, ensuring the stability of the scissor lift 12 when folding or unfolding.

[0034] In an optional embodiment, the detachable assembly comprises the fixing plate 6 and the fixing screw 7, the bottom of the two sides of the dual-path dust sampler body 4 is connected with the fixing plate 6 respectively, the fixing plate 6 is in contact with the upper end face of the lifting plate 8, the plurality of fixing screws 7 are penetrated through the fixing plate 6 and extended to the inside of the lifting plate 8, and the lifting plate 8 is in threaded connection with the fixing screw 7.

[0035] It should be noted that the tool is used to remove the plurality of fixing screws 7 above the fixing plate 6 on both sides from the fixing plate 6 and the lifting plate 8, so that the dual-path dust sampler body 4 can be detached from the lifting plate 8; and when installing the dual-path dust sampler body 4, the dual-path dust sampler body 4 is accurately placed on the lifting plate 8, and then the tool drives the plurality of fixing screws 7 to rotate, so that the plurality of fixing screws 7 penetrate the fixing plate 6 and are connected with the lifting plate 8, so that the dual-path dust sampler body 4 can be fixed on the lifting plate 8.

[0036] In an optional embodiment, the bottom of the bottom plate 9 is spaced apart and distributed with a plurality of supporting legs 10.

[0037] It should be noted that the stability of the bottom plate 9 when placed is improved.

[0038] In an optional embodiment, the upper end face of the dual-path dust sampler body 4 is provided with a handle 11.

[0039] It should be noted that the handle 11 facilitates moving the dual-path dust sampler body 4.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A two-path dust sampler comprising a two-path dust sampler body (4), characterized in that, Also include the bottom plate (9), scissors lifting frame (12) and installation frame (1), the top surface of the bottom plate (9) and located at the rear side of the double path dust sampler body (4) is provided with a mounting plate (5), the left side of the bottom of the scissors lifting frame (12) is connected with the mounting plate (5) through the sliding assembly, the right side of the bottom of the scissors lifting frame (12) is hinged with the top surface of the mounting plate (5), the inner top wall of the installation frame (1) is provided with a moving assembly, the right side of the upper end surface of the scissors lifting frame (12) is hinged with the inner top wall of the installation frame (1), the left side of the upper end surface of the scissors lifting frame (12) is hinged with the moving end of the moving assembly, the front end surface of the installation frame (1) is provided with a side plate (3), the bottom of the front end surface of the side plate (3) is provided with a lifting plate (8), the top of the lifting plate (8) is connected with the double path dust sampler body (4) through a detachable assembly.

2. A two-path dust sampler according to claim 1, wherein The sliding assembly comprises a first sliding groove (13), a moving frame (14) and a sliding block (15), the first sliding groove (13) is opened in the top of the mounting plate (5), the left side of the bottom of the scissors lifting frame (12) is hinged with the moving frame (14), one end of the sliding block (15) is slidably connected with the first sliding groove (13), the other end of the sliding block (15) is connected with the moving frame (14).

3. A two-path dust sampler according to claim 1, wherein The moving assembly comprises a driving motor (2), a moving block (16), a threaded rod (17) and a fixed block (18), the driving motor (2) is arranged on the left end surface of the installation frame (1), the fixed block (18) is arranged on the inner top wall of the installation frame (1), one end of the threaded rod (17) is rotatably connected with the fixed block (18), the other end of the fixed block (18) penetrates through the outer end surface of the installation frame (1) and is coaxially connected with the output end of the driving motor (2), the moving block (16) is sleeved on the outer end surface of the threaded rod (17) which is threadedly connected with the moving block (16), the left side of the upper end surface of the scissors lifting frame (12) is hinged with the moving block (16).

4. A two-path dust sampler according to claim 1, wherein Second sliding grooves (19) are opened in the inner walls of the front and rear sides of the installation frame (1), and the moving end of the left side of the upper end surface of the scissors lifting frame (12) is located in the interiors of the second sliding grooves (19) on the two sides.

5. A two-path dust sampler according to claim 1, wherein The detachable assembly comprises a fixed plate (6) and a fixed screw (7), the bottoms of the two sides of the double path dust sampler body (4) are connected with the fixed plate (6) respectively, the fixed plate (6) is in contact with the top surface of the lifting plate (8), a plurality of fixed screws (7) penetrate through the fixed plate (6) and extend into the interior of the lifting plate (8), and the lifting plate (8) is threadedly connected with the fixed screw (7).

6. A two-path dust sampler according to claim 1, wherein A plurality of supporting feet (10) are distributed at intervals on the bottom of the bottom plate (9).

7. A two-path dust sampler according to claim 1, wherein A handle (11) is arranged on the top surface of the double path dust sampler body (4).

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