CN214621925U

CN214621925U - Dust sampling instrument for environment detection

Info

Publication number: CN214621925U
Application number: CN202120839617.8U
Authority: CN
Inventors: 窦铭超; 张媛媛; 李轶; 杨立新
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-05
Anticipated expiration: 2031-04-23

Abstract

The utility model discloses a dust sampling instrument for environmental detection, including base, dust sampling instrument main part and collecting vat, the dust sampling instrument main part is installed at the top of base, mounting groove b has been seted up to the inside of dust sampling instrument main part, the internally mounted of mounting groove b has the aspiration pump, the collecting vat has been seted up to the inside of dust sampling instrument main part, the inside movable mounting of collecting vat has the collection box, mounting groove c has been seted up to the inside of dust sampling instrument main part, the internally mounted of mounting groove c has the blast pipe. The utility model discloses a filter screen a can filter the dust that emits into in the inside gas of collecting vat to make the staff can take out through the inside of collecting the box from the collecting vat to the survey of dust concentration, the staff of being convenient for is complete to the dust that the dust sampling appearance main part gathered from the dust sampling appearance main part inside, prevents to lead to the data of survey to have the deviation when the average concentration survey to the dust in the air.

Description

Dust sampling instrument for environment detection

Technical Field

The utility model relates to an environment detection technology field specifically is a dust sampling appearance for environment detection.

Background

The dust sampler is a portable device for collecting dust samples in dust-containing air. The dust concentration in the air is measured, and besides the requirement of safety production management, the dust concentration measuring instrument also aims to provide scientific basis for researching measures of dust prevention, dust fall and dust removal. The dust measurement by using the sampler is a well-known method with higher accuracy. The device is widely applied to health monitoring and evaluation of departments such as disease prevention, environmental monitoring, labor protection, safety supervision, military, scientific research and teaching, metallurgy, petrochemical industry, railways, building materials and the like, and is specially used for measuring the average concentration of dust in the air in workplaces of production teams and groups.

The dust sampler in the prior art has the defects that:

1. in the prior art, when the dust sampling instrument is used, workers are inconvenient to take out dust collected by the dust sampling instrument completely from the interior of the dust sampling instrument, the measured data can deviate when the average concentration of the dust in air is measured, the interior of the dust sampling instrument is inconvenient to process, the dust left in the interior of the dust sampling instrument can deviate from the data measured next time, and the dust sampling instrument is inconvenient to use by the workers;

2. dust sampling appearance when using among the prior art, the staff of being not convenient for mostly protects dust sampling appearance, when dust sampling appearance uses, can lead to the harm of dust sampling appearance to the staff of being not convenient for carries out subsequent use, and when not using dust sampling appearance, can not prevent external dust and get into the inside of dust sampling appearance, thereby can influence the data of survey.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust sampling instrument for environmental detection to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a following technical scheme, a dust sampling instrument for environmental detection, including base, dust sampling instrument main part and collecting vat, the dust sampling instrument main part is installed at the top of base, mounting groove b has been seted up to the inside of dust sampling instrument main part, the internally mounted of mounting groove b has the aspiration pump, the collecting vat has been seted up to the inside of dust sampling instrument main part, and the collecting vat is located one side of mounting groove b, the inside movable mounting of collecting vat has the collection box, mounting groove c has been seted up to the inside of dust sampling instrument main part, and mounting groove c is located one side of collecting vat, the internally mounted of mounting groove c has the blast pipe.

Preferably, the limiting plate is installed at the top of base, and the limiting plate is located the outside of dust sampler main part, and threaded hole is seted up to the outer wall of limiting plate, and the protection casing is installed to the outside gomphosis of limiting plate, and the outer wall of protection casing runs through and installs the gim peg.

Preferably, the inside of dust sampling appearance main part is equipped with mounting groove a, and the internally mounted of mounting groove a has the battery, and the controller is installed on the front of dust sampling appearance main part.

Preferably, the extraction opening is installed in the front of dust sampler main part, and the end of bleeding of aspiration pump passes through the pipeline and is connected with the extraction opening, and the outlet duct is installed to the exhaust end of aspiration pump, and the outlet duct runs through the inside of installing at the collecting vat.

Preferably, a sealing plate is installed on one side of the collecting box, a sealing strip is installed on the outer wall of the sealing plate, a baffle is installed inside the collecting box, and a filter screen a is installed inside the baffle.

Preferably, the outer wall of the exhaust pipe is provided with a flowmeter, and the inside of the exhaust pipe is provided with a filter screen b.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a filter screen a can filter the dust that emits into in the inside gas of collecting vat, thereby make the staff can be to the survey of dust concentration, take out from the inside of collecting vat through collecting the box, the staff of being convenient for takes out from the dust sampler main part that the dust sampler main part was gathered is complete, it has the deviation to prevent to lead to the data of survey when the average concentration survey to dust in the air, and the staff of being convenient for is to the inside clearance of dust sampler main part, it can lead to the data of next survey to prevent to stay at the inside dust of dust sampler main part to have the deviation, the staff of being convenient for uses.

2. The utility model discloses a rotate the gim peg, make the gim peg run through the inside at the screw hole, guarantee that the protection casing is fixed at the outside stability of limiting plate, can protect the dust sampler main part through the protection casing, when dust sampler main part uses, prevent that dust sampler main part from damaging, lead to dust sampler main part can not normal use, and when not using dust sampler main part, can prevent external dust and get into the inside of dust sampler main part, prevent to get into the inside dust of dust sampler main part and can influence the data of survey.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the main structure of the dust sampling instrument of the present invention;

FIG. 3 is a schematic view of the structure of the collecting box of the present invention;

fig. 4 is a schematic view of the exhaust pipe structure of the present invention.

In the figure: 1. a base; 101. a limiting plate; 102. a threaded hole; 103. a protective cover; 104. a fixing bolt; 2. a dust sampler main body; 201. a mounting groove a; 202. a storage battery; 203. a controller; 3. mounting grooves b; 301. an air pump; 302. an air outlet pipe; 303. an air extraction opening; 4. collecting tank; 401. a collection box; 402. a sealing plate; 403. a sealing strip; 404. a baffle plate; 405. a filter screen a; 5. mounting grooves c; 501. an exhaust pipe; 502. a flow meter; 503. and (b) a filter screen.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, an embodiment of the present invention provides a dust sampler for environmental detection, including a base 1, a dust sampler main body 2 and a collecting tank 4, wherein the dust sampler main body 2 is installed on the top of the base 1, the dust concentration in the air can be measured by the dust sampler main body 2, the dust sampler main body 2 is provided with an installation groove b3, the installation groove a201 can provide an installation position for a battery 202, so as to ensure the stability of the battery 202, the installation groove b3 is internally provided with an air pump 301, the air pump 301 pumps in external gas through an air pumping port 303 during operation, and discharges the gas into the collecting tank 4 through an air outlet pipe 302, so as to ensure the normal use of the dust sampler main body 2, the dust sampler main body 2 is provided with a collecting tank 4, and the collecting tank 4 is located on one side of the installation groove b3, the dust collector is characterized in that the collection box 401 is movably mounted inside the collection groove 4, the collection box 401 can be limited through the collection groove 4, the stability of the collection box 401 is guaranteed, dust discharged into the gas inside the collection groove 4 can be filtered through the filter screen a405, so that workers can measure the dust concentration, the collection box 401 is taken out from the inside of the collection groove 4, the workers can conveniently take out the dust collected by the dust sampler main body 2 completely from the inside of the dust sampler main body 2, the dust sampler main body 2 is internally provided with a mounting groove c5, a mounting position can be provided for the exhaust pipe 501 through the mounting groove c5, the stability of the exhaust pipe 501 is guaranteed, the mounting groove c5 is positioned on one side of the collection groove 4, the exhaust pipe 501 is mounted inside the mounting groove c5, the gas of the filtered dust can be discharged through the exhaust pipe 501, and the flow discharged by the flow meter 502 can be detected, thereby enabling the staff to measure the dust concentration.

Further, a limiting plate 101 is installed on the top of the base 1, the limiting plate 101 is located on the outer side of the dust sampler main body 2, a threaded hole 102 is formed in the outer wall of the limiting plate 101, a protective cover 103 is installed on the outer portion of the limiting plate 101 in an embedded mode, a fixing bolt 104 is installed on the outer wall of the protective cover 103 in a penetrating mode, the fixing bolt 104 penetrates through the threaded hole 102 by rotating the fixing bolt 104, so that the stability of the protection cover 103 fixed outside the limiting plate 101 is ensured, the dust sampler main body 2 can be protected by the protection cover 103, when the dust sampler main body 2 is used, the dust sampler main body 2 is prevented from being damaged, so that the dust sampler main body 2 can not be normally used, and when not using dust sampler main part 2, can prevent that external dust from getting into the inside of dust sampler main part 2, prevent that the dust that gets into the inside of dust sampler main part 2 can influence the data of survey.

Further, the inside of dust sampler main body 2 is equipped with mounting groove a201, and the internally mounted of mounting groove a201 has battery 202, and controller 203 is installed on the front of dust sampler main body 2, through the operation of the steerable aspiration pump 301 of controller 203, can supply power for aspiration pump 301 through battery 202, guarantees that aspiration pump 301 can normal operating, can provide the mounted position for battery 202 through mounting groove a201, guarantees battery 202's stability.

Further, extraction opening 303 is installed in the front of dust sampler main part 2, and the end of bleeding of aspiration pump 301 passes through the pipeline and is connected with extraction opening 303, and outlet duct 302 is installed to the exhaust end of aspiration pump 301, and outlet duct 302 runs through the inside of installing at collecting vat 4, and the operation of aspiration pump 301 is with the external gas suction through extraction opening 303, and rethread outlet duct 302 is with the inside of gas discharge collecting vat 4, guarantees that dust sampler main part 2 can normal use.

Further, a sealing plate 402 is installed on one side of the collection box 401, a sealing strip 403 is installed on the outer wall of the sealing plate 402, a baffle 404 is installed inside the collection box 401, a filter screen a405 is installed inside the baffle 404, the filter screen a405 can be supported by the baffle 404, the stability of the filter screen a405 is guaranteed, dust in gas discharged into the collection tank 4 can be filtered through the filter screen a405, so that a worker can measure the dust concentration, the collection box 401 is taken out from the inside of the collection tank 4, the worker can conveniently take out the dust collected by the dust sampler main body 2 from the inside of the dust sampler main body 2 completely, the measured data is prevented from being deviated when the average concentration of the dust in the air is measured, the worker can conveniently clean the inside of the dust sampler main body 2, and the dust left inside the dust sampler main body 2 is prevented from being deviated when the data measured next time, is convenient for the staff to use.

Further, flowmeter 502 is installed to the outer wall of blast pipe 501, and the internally mounted of blast pipe 501 has filter screen b503, can discharge the gas of the dust after filtering through blast pipe 501, through flowmeter 502 detectable gas exhaust's flow to make the staff can block the dust to the survey of dust concentration, prevent that the dust from discharging through blast pipe 501, guarantee that the concentration of survey dust is accurate through filter screen b 503.

The working principle is that the fixing bolt 104 is rotated to enable the fixing bolt 104 to penetrate through the threaded hole 102, so that the stability that the protective cover 103 is fixed outside the limiting plate 101 is ensured, the dust sampler main body 2 can be protected through the protective cover 103, the operation of the air suction pump 301 can be controlled through the controller 203, when the air suction pump 301 operates, external air is sucked in through the air suction port 303, air is discharged into the collecting tank 4 through the air outlet pipe 302, the dust sampler main body 2 can be used normally, dust discharged into the air in the collecting tank 4 can be filtered through the filter screen a405, so that a worker can measure the dust concentration, the collecting box 401 is taken out from the inside of the collecting tank 4, the worker can take out the dust collected by the dust sampler main body 2 completely from the inside of the dust sampler main body 2, and the filtered dust can be discharged through the air outlet pipe 501, the flow meter 502 can detect the gas exhaust flow, so that the worker can determine the dust concentration, the dust can be blocked by the filter screen b503, the dust is prevented from being exhausted through the exhaust pipe 501, and the accuracy of the determined dust concentration is ensured.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a dust sampling appearance for environmental detection, includes base (1), dust sampling appearance main part (2) and collecting vat (4), its characterized in that: dust sampling appearance main part (2) is installed at the top of base (1), mounting groove b (3) have been seted up to the inside of dust sampling appearance main part (2), the internally mounted of mounting groove b (3) has aspiration pump (301), collecting vat (4) have been seted up to the inside of dust sampling appearance main part (2), and collecting vat (4) are located one side of mounting groove b (3), the inside movable mounting of collecting vat (4) has collection box (401), mounting groove c (5) have been seted up to the inside of dust sampling appearance main part (2), and mounting groove c (5) are located one side of collecting vat (4), the internally mounted of mounting groove c (5) has blast pipe (501).

2. A dust sampler for environmental testing as claimed in claim 1, wherein: limiting plate (101) are installed at the top of base (1), and limiting plate (101) are located the outside of dust sampling appearance main part (2), and screw hole (102) are seted up to the outer wall of limiting plate (101), and protection casing (103) are installed in the outside gomphosis of limiting plate (101), and gim peg (104) are installed in the outer wall run-through of protection casing (103).

3. A dust sampler for environmental testing as claimed in claim 1, wherein: the dust sampler is characterized in that a mounting groove a (201) is formed in the dust sampler main body (2), a storage battery (202) is mounted in the mounting groove a (201), and a controller (203) is mounted on the front face of the dust sampler main body (2).

4. A dust sampler for environmental testing as claimed in claim 1, wherein: extraction opening (303) are installed in the front of dust sampler main part (2), and the end of bleeding of aspiration pump (301) passes through the pipeline and is connected with extraction opening (303), and outlet duct (302) are installed to the exhaust end of aspiration pump (301), and outlet duct (302) run through the inside of installing at collecting vat (4).

5. A dust sampler for environmental testing as claimed in claim 1, wherein: a sealing plate (402) is installed on one side of the collecting box (401), a sealing strip (403) is installed on the outer wall of the sealing plate (402), a baffle (404) is installed inside the collecting box (401), and a filter screen a (405) is installed inside the baffle (404).

6. A dust sampler for environmental testing as claimed in claim 1, wherein: a flowmeter (502) is installed on the outer wall of the exhaust pipe (501), and a filter screen b (503) is installed inside the exhaust pipe (501).