CN220625895U

CN220625895U - Atmospheric sampling device

Info

Publication number: CN220625895U
Application number: CN202321387632.9U
Authority: CN
Inventors: 杜巍; 昝超文; 姚飞毅; 魏平利
Original assignee: Shaanxi Zhongtian Environmental Protection Technology Co ltd
Current assignee: Shaanxi Zhongtian Environmental Protection Technology Co ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2024-03-19
Anticipated expiration: 2033-06-02

Abstract

The utility model discloses an atmosphere sampling device, comprising: the lifting assembly is fixedly arranged at the top end of the base assembly, and a plurality of collecting assemblies are arranged at the top end of the lifting assembly; the lifting assembly comprises a supporting unit, a driving unit and two limiting units, wherein the supporting unit comprises a plurality of supporting rods connected end to end, and two limiting tooth grooves are symmetrically formed in the outer wall of each supporting rod; the collection assembly comprises a bearing mounting plate, a plurality of guide boxes are fixedly mounted on the upper surface of the bearing mounting plate at equal intervals, an air exhaust fan is fixedly mounted on the top end of each guide box, an electromagnetic valve is fixedly mounted on the top end of each air exhaust fan, and a collecting bottle is fixedly mounted on the top end of each electromagnetic valve. This atmosphere sampling device through lifting unit control a plurality of collection subassembly to synchronous sample of the air of same bit, not co-altitude, improves the variety of air sample, guarantees the objectivity of detecting structure.

Description

Atmospheric sampling device

Technical Field

The utility model relates to the technical field of collection sampling devices, in particular to an atmosphere sampling device.

Background

In the prior art, atmospheric monitoring refers to a process of performing point arrangement observation on main pollutants in the atmosphere of a region and evaluating the quality of the atmospheric environment, and the atmospheric quality monitoring generally selects several or more than ten representative measuring points in the region according to factors such as the scale of the region, the distribution condition of an atmospheric pollution source, strong sources, meteorological conditions, topography and the like, so as to perform regular monitoring of specified projects, wherein the specified atmospheric quality monitoring projects in China include sulfur dioxide, nitrogen dioxide, sulfur dioxide, carbon monoxide, ozone and the like.

Through retrieval, the patent with the Chinese patent application number of 202223064313.2 discloses a lifting cylinder a is arranged at the left end of the upper surface of a fixed base, a lifting cylinder b is arranged at the right end of the upper surface of the fixed base, through holes are formed in the upper surfaces of the lifting cylinder a and the lifting cylinder b, guide cylinders are arranged in the through holes, and lifting plates are arranged in the guide cylinders at the left end and the right end of the fixed base; the collecting box comprises a lifting plate, a collecting box, a collecting pipe and a collecting cover, wherein the two lifting plate are arranged at the upper end parts of the lifting plate, a rotating hole is formed in the middle section of the upper surface of the lifting plate, a rotating shaft is arranged in the rotating hole, a rotary table is arranged at the upper end of the rotating shaft, the collecting box is arranged at the upper end of the rotary table, the collecting pump is arranged at the upper end of the inner part of the collecting box, the collecting pipe a is arranged at the input end of the suction pump, the collecting pipe b is arranged at the output end of the suction pump, a collecting hole is formed in the upper end of the left side wall of the collecting box, the collecting pipe a is spliced in the collecting hole, a pull type supporting plate is arranged at the bottom end of the inner part of the collecting box, a fixing groove is formed in the middle section of the upper surface of the pull type supporting plate, a sampling bottle is arranged in the fixing groove, a sampling pipe is arranged at the upper end of the sampling bottle, and a sealing cover is sleeved between the sampling pipe and the collecting pipe b.

The above patent suffers from the following disadvantages: the device goes up and down through the lift section of thick bamboo control collecting box, carries out the sample collection to the air then, but the device can only carry out the sample collection to the air of a altitude in the use, and the quantity of collection sample is less, needs the various substances that detect in the air, at different altitudes, its content is the single sample that has the variation, does not possess objectivity in the testing process.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an atmosphere sampling device.

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

an atmospheric sampling device comprising:

the lifting assembly is fixedly arranged at the top end of the base assembly, and a plurality of collecting assemblies are arranged at the top end of the lifting assembly;

the lifting assembly comprises a supporting unit, a driving unit and two limiting units, wherein the supporting unit comprises a plurality of supporting rods connected end to end, and two limiting tooth grooves are symmetrically formed in the outer wall of each supporting rod;

the collection assembly comprises a bearing mounting plate, a plurality of guide boxes are fixedly mounted on the upper surface of the bearing mounting plate at equal intervals, an air exhaust fan is fixedly mounted on the top end of each guide box, an electromagnetic valve is fixedly mounted on the top end of each air exhaust fan, and a collecting bottle is fixedly mounted on the top end of each electromagnetic valve.

As still further aspects of the utility model: the outer wall of the support rod is sleeved with a guide sleeve in a sliding manner, and a guide seat is fixedly arranged on the outer wall of the guide sleeve.

As still further aspects of the utility model: the bottom equidistance fixedly connected with a plurality of support posts of guide seat, just the top symmetry of guide seat is provided with two mount pad arm groups.

As still further aspects of the utility model: the driving unit comprises two driving gears, and a first connecting shaft is fixedly connected to the inside of each driving gear.

As still further aspects of the utility model: one end of the first connecting shaft is fixedly provided with a transmission gear, and the two transmission gears are connected with a driving motor in a transmission manner.

As still further aspects of the utility model: the limiting unit comprises a limiting gear, a second connecting shaft is fixedly arranged in the limiting gear, and a connecting ratchet wheel is fixedly arranged at one end of the second connecting shaft.

As still further aspects of the utility model: the bottom end of the connecting ratchet wheel is connected with a ratchet wheel clamping arm in a clamping mode, and the outer wall of the ratchet wheel clamping arm is connected with a limiting clamping sleeve in a sliding mode.

As still further aspects of the utility model: the bottom fixed mounting of spacing cutting ferrule inside has the limiting plate, limit bolt is installed to the bottom screw thread of limiting plate.

Compared with the prior art, the utility model provides an atmosphere sampling device, which has the following beneficial effects:

1. this atmosphere sampling device through lifting unit control a plurality of collection subassembly to synchronous sample of the air of same bit, not co-altitude, improves the variety of air sample, guarantees the objectivity of detecting structure.

2. This atmosphere sampling device carries out multiple sample collection through a plurality of collecting bottle to the air of same altitude, guarantees that the quantity of sample can satisfy the detection needs, guarantees simultaneously that the sample is enough objective.

The device has the advantages that the parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device has a simple structure and is convenient to operate.

Drawings

FIG. 1 is a schematic perspective view of the overall assembly of the present utility model;

fig. 2 is a schematic perspective view of the assembly of the base assembly and the lifting assembly of the present utility model.

In the figure: 1. a base assembly; 11. a load-bearing base; 12. moving the roller; 13. adapting to the through groove; 14. an adaptation groove; 2. a lifting assembly; 211. a support column; 212. a guide seat; 213. a guide sleeve; 214. a support rod; 215. mounting a frame arm set; 221. a drive gear; 222. a first connecting shaft; 223. a transmission gear; 224. a driving motor; 231. a limit gear; 232. a second connecting shaft; 233. a connecting ratchet wheel; 234. a ratchet clamping arm; 235. limiting clamping sleeve; 236. a limiting plate; 237. a limit bolt; 3. a collection assembly; 31. a load-bearing mounting plate; 32. a guide box; 33. a filter plate; 34. an air outlet pipe; 35. an air extraction fan; 36. an electromagnetic valve; 37. and (5) collecting the bottle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

An atmospheric sampling device, as shown in figures 1 to 2, comprising:

the base subassembly 1, the top fixed mounting of base subassembly 1 has lifting unit 2, and lifting unit 2's top is provided with a plurality of collection assemblies 3.

The base assembly 1 comprises a bearing base 11, a chromium plating movable roller 12 is fixedly arranged at the bottom end of the bearing base 11, an adaptation through groove 13 is formed in the middle of the top end of the bearing base 11, an adaptation groove 14 is formed in the groove wall of one side of the adaptation through groove 13, and the adaptation groove 14 penetrates through the bearing base 11.

The lifting assembly 2 comprises a supporting unit, a driving unit and two limiting units, wherein the supporting unit is used for installing a plurality of collecting assemblies 3, the driving unit controls the supporting unit to move up and down, and the limiting units are used for fixing the supporting unit.

The supporting unit comprises a plurality of supporting rods 214 connected end to end, the supporting rods 214 are hollow, the supporting capacity of the supporting rods is guaranteed, the overall weight of the supporting rods is reduced, and two limiting tooth grooves are symmetrically formed in the outer wall of each supporting rod 214.

The outer wall of the support rod 214 is in sliding sleeve connection with a guide sleeve 213, and a plurality of cylindrical rollers are arranged on the inner wall of the guide sleeve 213, so that the support rod 214 can only move up and down and cannot rotate; the outer wall of the guide sleeve 213 is fixedly provided with a guide seat 212.

The bottom end of the guide seat 212 is fixedly connected with a plurality of supporting columns 211 at equal intervals, the supporting columns 211 are fixedly arranged at the top end of the bearing base 11, and the guide sleeve 213 is coaxial with the adapting through groove 13.

Two mounting frame arm groups 215 are symmetrically arranged at the top end of the guide seat 212, the two mounting frame arm groups 215 are arranged on two sides of the supporting rod 214, and each mounting frame arm group 215 is provided with two supporting arms.

The driving unit comprises two driving gears 221, the two driving gears 221 are respectively meshed with a limiting tooth slot, a first connecting shaft 222 is fixedly connected to the inside of the driving gears 221, the driving gears 221 are arranged at the bottom between the two supporting arms, and the first connecting shaft 222 is rotatably connected with the supporting arms.

One end of the first connecting shaft 222 penetrates through the supporting arm and extends outwards, a transmission gear 223 is fixedly arranged at the extending end of the first connecting shaft, two transmission gears 223 are connected with a driving motor 224 in a transmission mode, the driving motor 224 is fixedly arranged at the top end of the guide seat 212, and the two transmission gears 223 synchronously rotate reversely.

The limiting unit comprises limiting gears 231, wherein the two limiting gears 231 are respectively meshed with one limiting tooth slot, and the limiting gears 231 are arranged at the top between the two supporting arms; the second connecting shaft 232 is fixedly installed in the limiting gear 231, the second connecting shaft 232 rotates with the two supporting arms, one end of the second connecting shaft 232 penetrates through the supporting arms and extends outwards, and the connecting ratchet 233 is fixedly installed at the extending end of the second connecting shaft.

The bottom end joint of connecting ratchet 233 has ratchet card arm 234, and the outer wall slip of ratchet card arm 234 has cup jointed spacing cutting ferrule 235, spacing cutting ferrule 235 and corresponding support arm fixed connection.

The bottom fixed mounting inside the spacing cutting ferrule 235 has limiting plate 236, and limiting bolt 237 is installed to the bottom screw thread of limiting plate 236, and limiting bolt 237 runs through limiting plate 236 and upwards extends, and its extension end extrudees ratchet card arm 234.

The collection assembly 3 comprises a bearing mounting plate 31, a plurality of guide boxes 32 are fixedly mounted on the upper surface of the bearing mounting plate 31 at equal intervals, a filter plate 33 is fixedly mounted on an air inlet of each guide box 32, and the filter plate 33 is used for filtering large-volume garbage and large-diameter particles possibly existing in air.

The top fixedly connected with outlet duct 34 of guide case 32, the top fixed mounting of outlet duct 34 has the air extraction fan 35, and the top fixed mounting of air extraction fan 35 has solenoid valve 36, and the top fixed mounting of solenoid valve 36 has collecting bottle 37, and solenoid valve 36 is provided with pressure sensor in the inside one side of collecting bottle 37, after the inside atmospheric pressure of collecting bottle 37 reaches the appointed pressure, solenoid valve 36 seals collecting bottle 37.

Working principle:

referring to fig. 1 to 2, the present device is assembled as shown in fig. 1;

when the device is used, air at the same point and different heights is sampled according to the requirement, and the sampling height interval is determined by adjusting the mounting positions of the bearing mounting plate 31 and the support rods 214;

the support rods 214 penetrate through the adapting through grooves 13 and the adapting grooves 14, and the connection between the support rods 214 is carried out at the bottom end of the guide seat 212;

when all the sampling heights are provided with sampling components, the air suction fan 35 is controlled by the controller to suck air from the outside, and when the air in the collecting bottle 37 reaches the specified air pressure, the electromagnetic valve 36 automatically closes the collecting bottle 37.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. An atmospheric sampling device, comprising:

the device comprises a base assembly (1), wherein a lifting assembly (2) is fixedly arranged at the top end of the base assembly (1), and a plurality of acquisition assemblies (3) are arranged at the top end of the lifting assembly (2);

the lifting assembly (2) comprises a supporting unit, a driving unit and two limiting units, wherein the supporting unit comprises a plurality of supporting rods (214) connected end to end, and two limiting tooth grooves are symmetrically formed in the outer wall of each supporting rod (214);

the collection assembly (3) comprises a bearing mounting plate (31), a plurality of guide boxes (32) are fixedly mounted on the upper surface of the bearing mounting plate (31) at equal intervals, an air extraction fan (35) is fixedly mounted on the top end of each guide box (32), an electromagnetic valve (36) is fixedly mounted on the top end of each air extraction fan (35), and a collection bottle (37) is fixedly mounted on the top end of each electromagnetic valve (36).

2. An atmospheric sampling device according to claim 1, wherein: the outer wall of the supporting rod (214) is sleeved with a guide sleeve (213) in a sliding mode, and a guide seat (212) is fixedly arranged on the outer wall of the guide sleeve (213).

3. An atmospheric sampling device according to claim 2, wherein: the bottom equidistance fixedly connected with a plurality of support posts (211) of guide seat (212), just the top symmetry of guide seat (212) is provided with two mount pad arm groups (215).

4. An atmospheric sampling device according to claim 1, wherein: the driving unit comprises two driving gears (221), and a first connecting shaft (222) is fixedly connected inside the driving gears (221).

5. An atmospheric sampling device according to claim 4, wherein: one end of the first connecting shaft (222) is fixedly provided with a transmission gear (223), and the two transmission gears (223) are in transmission connection with a driving motor (224).

6. An atmospheric sampling device according to claim 1, wherein: the limiting unit comprises a limiting gear (231), a second connecting shaft (232) is fixedly installed inside the limiting gear (231), and a connecting ratchet wheel (233) is fixedly installed at one end of the second connecting shaft (232).

7. An atmospheric sampling device according to claim 6, wherein: the bottom of the connecting ratchet wheel (233) is connected with a ratchet wheel clamping arm (234) in a clamping mode, and the outer wall of the ratchet wheel clamping arm (234) is connected with a limiting clamping sleeve (235) in a sliding mode.

8. An atmospheric sampling device according to claim 7, wherein: the limiting clamp sleeve is characterized in that a limiting plate (236) is fixedly arranged at the bottom end inside the limiting clamp sleeve (235), and a limiting bolt (237) is arranged at the bottom end thread of the limiting plate (236).