CN211927421U

CN211927421U - Dust sampling box

Info

Publication number: CN211927421U
Application number: CN202020374991.0U
Authority: CN
Inventors: 殷俊俊; 涂画; 屠晓林; 潘孙静; 蔡贝贝
Original assignee: Lishui Anjian Testing Technology Co ltd
Current assignee: Lishui Anjian Testing Technology Co ltd
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-11-13
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses a dust sampling box relates to dust sampling field, to the problem that current dust sampling box in the air dust survey in-process is loaded down with trivial details, consuming time hard, the error appears easily, now proposes following scheme, and it includes the sampling box main part, the below of sampling box main part is fixed with the supporting legs, the inside of sampling box main part is provided with the baffle, a plurality of sampling chambers are cut apart into with the inside of sampling box main part to the baffle, the top of sampling chamber is provided with the opening, and the opening part is provided with the slip cover plate, has seted up the spout on two sets of lateral walls of sampling chamber open-ended, the inside of spout is provided with the slider. The utility model discloses novel structure, and at survey a dust concentration value, only need unscrew twice filter membrane clamp, with the fixed back of filter membrane, can use, convenient and fast, labour saving and time saving has improved work efficiency greatly, contains a plurality of in every sampling box and is fixed with filter membrane clamp sampling chamber, compact structure conveniently carries, saves space.

Description

Dust sampling box

Technical Field

The utility model relates to a dust sampling field especially relates to a dust sampling box.

Background

The existing dust sampling box is composed of an inner layer filter membrane clamp and an outer layer protection box, wherein the upper part and the lower part of the filter membrane clamp and the upper part and the lower part of the protection box are respectively connected by 2-3 circles of threads. When the dust content in the air is measured each time, the outer protection box needs to be unscrewed, then the inner filter membrane clamp needs to be unscrewed, the weighed filter membrane is placed in the filter membrane clamp, then the inner filter membrane clamp is screwed down, and then the outer protection box is screwed down; during sampling, the outer-layer protection box needs to be unscrewed, and the protection box needs to be screwed down after sampling is finished; when the detection personnel determine, the outer layer needs to be unscrewed, the inner filter membrane clamp is unscrewed again, the filter membrane can be taken out for weighing, and through the calculation, when a dust concentration value is determined, at least 8 times of unscrewing or screwing operation are needed, time and labor are wasted, and the working efficiency is low. In addition, each sampling box is completely the same, an operator is required to label each outer layer protection box and note information, so that the sampling box can be distinguished, and when the sampling amount is large and the sample information is more, confusion and experimental errors are easily caused, so that the dust sampling box is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of dust sampling box has solved the problem that dust sampling box process is loaded down with trivial details, hard consuming time, the error appears easily in the air dust survey process.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a dust sampling box, includes the sampling box main part, the below of sampling box main part is fixed with the supporting legs, the inside of sampling box main part is provided with the baffle, a plurality of sampling chambers are cut apart into with the inside of sampling box main part to the baffle, the top of sampling chamber is provided with the opening, and the opening part is provided with the slip apron, the spout has been seted up on two sets of lateral walls of sampling chamber open-ended, the inside of spout is provided with the slider, the one end of slider is fixed on the slip apron, and the other end passes the spout setting in the outside of sampling chamber to be connected with the spacing piece, be provided with the filter membrane clamp in the sampling chamber, the filter membrane clamp includes fixed plate, splint and clamping screw, the fixed plate is fixed in the sampling chamber, splint set up in one side of fixed plate to.

Preferably, the supporting legs are provided with four groups, and four groups of supporting legs are all arranged at four corners of the bottom of the sampling box main body, the supporting legs comprise supporting columns and supporting bottom plates, and the supporting columns are fixed between the sampling box main body and the supporting bottom plates.

Preferably, the partition plates are uniformly arranged in a rectangular array mode along the length direction of the sampling box main body at equal intervals.

Preferably, the partition is provided with seven groups, and the seven groups of the partitions divide the interior of the sampling box main body into eight groups of sampling chambers.

Preferably, one side of the sampling box main body is provided with a note groove along the length mode, the note groove is in one-to-one correspondence with the sampling chambers respectively, and a label is arranged in the note groove.

Preferably, an interlayer is arranged on the inner wall of the sampling chamber in the sampling box main body, a silica gel layer is filled in the interlayer, and a thin sponge is laid on one side close to the silica gel layer.

Preferably, the sampling box main body and the sliding cover plate are both made of semitransparent plastic materials.

The utility model has the advantages that: when a dust concentration value is measured, the filter membrane clamp is unscrewed for two times, and the filter membrane clamp can be used after being fixed, so that the operation is convenient and rapid, time and labor are saved, the working efficiency is greatly improved, each sampling box comprises a plurality of sampling chambers fixed with the filter membrane clamp, the structure is compact, the carrying is convenient, and the space is saved; meanwhile, the note card in the note groove on the side surface contains all information capable of reflecting the whole sampling box, so that the sampling and measuring work is clear, and the operation is more convenient and faster.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top cross-sectional view of the structure of fig. 1.

Fig. 3 is an enlarged view of a portion of the structure at a position a in fig. 1.

Reference numbers in the figures: 1 sampling box main part, 2 supporting legss, 3 baffles, 4 sampling chambers, 5 slip apron, 6 spouts, 7 sliders, 8 stopper, 9 memo grooves, 10 fixed plates, 11 splint, 12 clamping screw, 13 intermediate layers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a dust sampling box comprises a sampling box main body 1, supporting legs 2 are fixed below the sampling box main body 1, a partition plate 3 is arranged inside the sampling box main body 1, the partition plate 3 divides the inside of the sampling box main body 1 into a plurality of sampling chambers 4, an opening is arranged above the sampling chambers 4, and the opening is provided with a sliding cover plate 5, two groups of side walls of the opening of the sampling chamber 4 are provided with sliding chutes 6, the inside of the sliding chute 6 is provided with a sliding block 7, one end of the sliding block 7 is fixed on the sliding cover plate 5, the other end passes through the sliding chute 6 and is arranged outside the sampling chamber 4, and is connected with a limiting block 8, a filter membrane clamp is arranged in the sampling chamber 4, the filter membrane clamp comprises a fixing plate 10, a clamping plate 11 and a clamping screw 12, the fixing plate 10 is fixed in the sampling chamber 4, the clamping plate 11 is arranged on one side of the fixing plate 10, and the clamping screw 12 is connected between the clamping plate and the fixing plate 10.

Referring to fig. 1, four groups of supporting legs 2 are provided, the four groups of supporting legs 2 are all arranged at four corners of the bottom of the sampling box main body 1, the supporting legs 2 comprise supporting columns and supporting bottom plates, the supporting columns are fixed between the sampling box main body 1 and the supporting bottom plates, and the sampling box main body 1 is fixed and stable through the four groups of supporting legs.

Referring to fig. 1 and 2, the partition plates 3 are uniformly arranged in a rectangular array manner along the length direction of the sampling box main body 1 at equal intervals, the partition plates 3 are provided with seven groups, the seven groups of partition plates 3 divide the interior of the sampling box main body 1 into eight groups of sampling chambers, and the sampling chambers arranged at equal intervals enable the sampling box main body 1 to be compact in structure, convenient to carry and space-saving.

Referring to fig. 1, one side of the sampling box body 1 is provided with a note groove 9 along the length mode, the note groove 9 is in one-to-one correspondence with the sampling chambers 4 respectively, and a label is arranged in the note groove 9, and information in the sampling chambers 4 is reflected through a note card in the note groove 9, so that sampling and measuring work is clear, and the sampling and measuring work is more convenient and faster.

Referring to fig. 2, be provided with intermediate layer 13 on the inner wall of sampling chamber 4 in the sampling box main part 1, intermediate layer 13 intussuseption is filled with the silica gel layer, and hug closely silica gel layer one side and has laid thin sponge, through the drying effect on silica gel layer, sampling box main part 1 all adopts the translucent plastic material to make with sliding cover 5, through translucent plastic material, is convenient for observe the colour change on silica gel layer to can be convenient know the humid state in the sampling chamber 4.

The working principle is as follows: the utility model discloses in the use, when sampling the dust, only need slide cover plate 5 on the sampling chamber 4 in the sampling box main part 1 to slide, concrete slider 7 that connects through 5 both sides of slide cover plate slides in spout 6 on 4 lateral walls of sampling chamber, open the opening of 4 tops of sampling chamber, filter membrane clamp through in the sampling chamber 4 is with the fixed back of filtration membrane centre gripping, it is concrete to pass through rotating clamping screw 12, make splint 11 keep away from fixed plate 10, place the filter membrane between splint 11 and fixed plate 10, and lock splint 11 and fixed plate 10 through clamping screw 12, thereby fix the filter membrane between splint 11 and fixed plate 10, the simple installation of filter membrane, thereby at the dust concentration value, only need unscrew twice filter membrane clamp, with the filter membrane fixed back, and can use, and convenient and fast, time saving and labor saving, the work efficiency is greatly improved. Each cartridge is preferably divided into 10 chambers, which facilitates counting. A layer of thin sponge is required between the original silica gel layer and each small chamber in the interlayer 13, and a layer of steel wire mesh is arranged, so that the silica gel layer and the sampling chamber can be fixed and effectively separated, the steel wire mesh is close to the silica gel layer, and the thin sponge is close to the sampling chamber; in addition, the silica gel needs to be replaced at any time, and once the color changes, the silica gel needs to be taken out for drying and then be put back, so that small holes need to be reserved, and replacement is convenient.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a dust sampling box, includes sampling box main part (1), its characterized in that, the below of sampling box main part (1) is fixed with supporting legs (2), the inside of sampling box main part (1) is provided with baffle (3), a plurality of sampling chambers (4) are cut apart into with the inside of sampling box main part (1) in baffle (3), the top of sampling chamber (4) is provided with the opening, and the opening part is provided with sliding cover board (5), spout (6) have been seted up on two sets of lateral walls of sampling chamber (4) open-ended, the inside of spout (6) is provided with slider (7), the one end of slider (7) is fixed on sliding cover board (5), and the other end passes spout (6) and sets up the outside at sampling chamber (4) to be connected with spacing block (8), be provided with the filter membrane clamp in sampling chamber (4), the filter membrane clamp is including fixed plate (10), Splint (11) and clamping screw (12), fixed plate (10) are fixed in sampling chamber (4), splint (11) set up in one side of fixed plate (10) to be connected with clamping screw (12) between with fixed plate (10).

2. The dust sampling box according to claim 1, wherein four sets of the supporting feet (2) are provided, and the four sets of the supporting feet (2) are all arranged at four corners of the bottom of the sampling box main body (1), the supporting feet (2) comprise supporting columns and supporting bottom plates, and the supporting columns are fixed between the sampling box main body (1) and the supporting bottom plates.

3. A dust cartridge according to claim 1, wherein the partitions (3) are arranged in a rectangular array uniformly at equal distances along the length of the cartridge body (1).

4. A dust sampling cartridge according to claim 3, wherein the partition (3) is provided with seven groups, and the seven groups of the partitions (3) divide the interior of the cartridge body (1) into eight groups of sampling chambers.

5. A dust sampling cartridge according to claim 1, wherein a notepaper slot (9) is formed along the length of one side of the cartridge body (1), the notepaper slots (9) correspond to the sampling chambers (4) one by one, and a label is arranged in each notepaper slot (9).

6. A dust sampling cartridge according to claim 1, wherein an interlayer (13) is arranged on the inner wall of the sampling chamber (4) in the sampling cartridge body (1), a silica gel layer is filled in the interlayer (13), and a thin sponge is laid on one side close to the silica gel layer.

7. A dust sampling cartridge according to claim 1, wherein the cartridge body (1) and the sliding cover (5) are made of translucent plastic.