CN212871894U

CN212871894U - Air dust sampling device for atmosphere monitoring

Info

Publication number: CN212871894U
Application number: CN202021881997.3U
Authority: CN
Inventors: 尤建玉
Original assignee: Yancheng Dewang Instrument Equipment Co Ltd
Current assignee: Yancheng Dewang Instrument Equipment Co Ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-04-02
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses an air dust sampling device for atmospheric monitoring, which belongs to the technical field of dust sampling, and particularly relates to an air dust sampling device for atmospheric monitoring, which comprises a shell, wherein the left side and the right side of the shell are respectively provided with an air inlet and an air outlet, a connecting pipe is arranged between the air inlet and the air outlet, a flow meter and an air pump are arranged on the pipeline of the connecting pipe, the flow meter is arranged on the left side of the air pump, the flow meter and the air pump are both connected with the inner cavity of the shell through screws, a sampling head is arranged on the left side of the air inlet, the right end of the sampling head is fixedly connected with a fixed plate, the fixed plate is connected with the shell through bolts, a filter membrane is arranged on the right side of the sampling head, the inner cavity of the shell is connected with a timer and a power supply through screws, facilitating dust sampling at different heights.

Description

Air dust sampling device for atmosphere monitoring

Technical Field

The utility model relates to a dust sampling technical field specifically is an air dust sampling device for atmosphere monitoring.

Background

The dust sampling device is an appliance for collecting dust in dust-containing air, realizes the test of the dust in the air, and along with the continuous increase of the industrial development process, the dust pollution is more serious, and people have higher and higher requirements on air detection, so that the dust sampling device is further concerned in the use degree.

In the field of atmosphere monitoring, dust particles are generally required to be detected, people sample dust in the air through a dust sampling device, the height of the dust sampling device needs to be adjusted when the dust sampling device is used, the dust sampling device is used for sampling dust at different heights, and the height and the angle of the conventional dust sampling device are inconvenient to adjust; the sampling head is inconvenient to mount and dismount.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air dust sampling device for atmosphere monitoring to it is inconvenient with angle modulation to solve the current dust sampling device height that proposes in the above-mentioned background art, the inconvenient problem of sampling head installation and dismantlement.

In order to achieve the above object, the utility model provides a following technical scheme: an air dust sampling device for atmospheric monitoring comprises a shell, wherein the left side and the right side of the shell are respectively provided with an air inlet and an air outlet, a connecting pipe is arranged between the air inlet and the air outlet, a flow meter and an air pump are arranged on a pipeline of the connecting pipe, the flow meter is positioned on the left side of the air pump, the flow meter and the air pump are both connected with an inner cavity of the shell through screws, a sampling head is arranged on the left side of the air inlet, a fixing plate is fixedly connected with the right end of the sampling head, the fixing plate is connected with the shell through bolts, a filter membrane is arranged on the right side of the sampling head, the inner cavity of the shell is connected with a timer and a power supply through screws, a display screen and keys are arranged on the front side of the shell, the keys are positioned on the, the utility model discloses a supporting legs, including casing bottom fixedly connected with cushion, casing bottom middle side fixedly connected with connecting seat, the connecting seat spiro union has the fixing base, fixing base lower extreme fixedly connected with screw rod, the limiting plate has been placed to the fixing base downside, the limiting plate middle part begins there is the spacing hole, the screw rod runs through spacing hole, the three supporting legs of limiting plate lower extreme fixedly connected with, it is three the supporting legs evenly distributed, screw rod downside spiro union has the supporting seat, fixedly connected with connecting rod between supporting seat and the supporting legs.

Preferably, a sealing ring is installed between the fixing plate and the shell.

Preferably, the lower end of the cushion block is positioned at the lower side of the lower end of the connecting seat.

Preferably, the bottom of the supporting foot is fixedly connected with a mounting seat, and the lower end of the mounting seat is connected with a sucker in a threaded manner.

Preferably, the power source is a lithium battery.

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

1) because the screw rod is in threaded connection with the supporting seat, the height and the angle of the shell can be adjusted by rotating the screw rod, and dust can be conveniently sampled at different heights;

2) the fixed plate is connected with the shell through the bolt through the arrangement of the fixed plate, so that the sampling head is convenient to mount and dismount, and the fixed plate and the shell have good air tightness through the arrangement of the sealing ring;

3) through the setting of sucking disc, when the sucking disc can be to the bottom plane absorption, make the device can stably fix, when the sucking disc can not adsorb the bottom plane, also can play better supporting role through the sucking disc.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

fig. 3 is a schematic view of the overlooking structure of the supporting seat of the present invention.

In the figure: the device comprises a shell 1, a display screen 2, keys 3, a sampling head 4, a cushion block 5, a connecting seat 6, a fixing seat 7, a limiting plate 8, a screw rod 9, a limiting hole 10, supporting legs 11, a connecting rod 12, a supporting seat 13, a mounting seat 14, a sucking disc 15, a filter membrane 16, a connecting pipe 17, a sealing ring 18, a fixing plate 19, a flowmeter 20, a timer 21, an air pump 22, a power supply 23, an air inlet 24 and an air outlet 25.

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", "top/bottom", 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 referred to 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", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, 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.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an air dust sampling device for atmosphere monitoring, includes casing 1, casing 1 is the cuboid, air intake 24 and air outlet 25 have been seted up respectively to the casing 1 left and right sides, install connecting pipe 17 between air intake 24 and the air outlet 25, install flowmeter 20 and aspiration pump 22 on the pipeline of connecting pipe 17, flowmeter 20 is located aspiration pump 22 left side, and flowmeter 20 is used for measuring air mass flow, flowmeter 20 and aspiration pump 22 all are through the screw connection in casing 1 inner chamber, sampling head 4 is installed in air intake 24 left side, 4 right-hand member fixedly connected with fixed plate 19 of sampling head, pass through bolted connection between fixed plate 19 and the casing 1, filter membrane 16 is installed on sampling head 4 right side, there are time-recorder 21 and power 23 in casing 1 inner chamber through the screw connection, display screen 2 and button 3 are installed to casing 1 front side, the flow measured by the flowmeter 20 is displayed by the display screen 2, the button 3 is positioned at the lower side of the display screen 2, the control panel is arranged in the inner cavity of the shell 1, the control panel, the air pump 22, the timer 21 and the display screen 2 are all electrically connected with the power supply 23, the timer 21 is used for controlling the opening time of the air pump 22, after the timing is finished, the control panel controls the air pump 22 to be closed, the bottom of the shell 1 is fixedly connected with a cushion block 5, the middle of the bottom of the shell 1 is fixedly connected with a connecting seat 6, the connecting seat 6 is screwed with a fixing seat 7, the lower end of the fixing seat 7 is fixedly connected with a screw 9, the lower side of the fixing seat 7 is provided with a limiting plate 8, the middle of the limiting plate 8 starts to be provided with a limiting hole 10, the screw 9 penetrates through the limiting hole 10, the three supporting legs 11 are evenly distributed, a supporting seat 13 is connected to the lower side of the screw rod 9 in a threaded mode, and a connecting rod 12 is fixedly connected between the supporting seat 13 and the supporting legs 11.

And a sealing ring 18 is arranged between the fixing plate 19 and the shell 1, so that the air tightness of the joint is improved.

The lower end of the cushion block 5 is positioned at the lower side of the lower end of the connecting seat 6, so that when the fixing seat 7 is detached, the shell 1 can be stably placed through the cushion block 5.

The bottom of the supporting leg 11 is fixedly connected with a mounting seat 14, the lower end of the mounting seat 14 is connected with a sucker 15 in a threaded mode, the device is placed on the bottom plane, when the sucker 15 can adsorb the bottom plane, the device can be stably fixed, and when the sucker 15 cannot adsorb the bottom plane, a better supporting effect can be achieved through the sucker 15.

The power supply 23 is a lithium battery, specifically a high-energy rechargeable lithium battery.

The working principle is as follows: the staff selects suitable position to place supporting legs 11, insert back and supporting seat 13 spiro union from spacing hole 10 with screw rod 9, carry out the spiro union with connecting seat 6 and fixing base 7, through rotating the height and the angle of screw rod 9 adjustment casing 1, the adjustment back that finishes, through pressing button 3 starting drive, set for device start-up time through timer 21, aspiration pump 22 work, pass through sampling head 4 with the dust in the air and inhale in connecting pipe 17, the gas of inhaling makes behind the dust separation discharge from air outlet 25 through filter membrane 16, measure the air flow through flowmeter 20, after the timing of timer 21 is finished, transmit the signal for the control panel, control panel control aspiration pump 22 closes.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an air dust sampling device for atmosphere monitoring, includes casing (1), its characterized in that: an air inlet (24) and an air outlet (25) are respectively formed in the left side and the right side of the shell (1), a connecting pipe (17) is installed between the air inlet (24) and the air outlet (25), a flow meter (20) and an air pump (22) are installed on a pipeline of the connecting pipe (17), the flow meter (20) is located on the left side of the air pump (22), the flow meter (20) and the air pump (22) are both connected to the inner cavity of the shell (1) through screws, a sampling head (4) is installed on the left side of the air inlet (24), a fixing plate (19) is fixedly connected to the right end of the sampling head (4), the fixing plate (19) is connected with the shell (1) through bolts, a filter membrane (16) is installed on the right side of the sampling head (4), a timer (21) and a power supply (23) are connected to the inner cavity of the shell (1) through screws, the key (3) is positioned at the lower side of the display screen (2), the control panel is installed in the inner cavity of the shell (1), the control panel, the air pump (22), the timer (21) and the display screen (2) are all electrically connected with the power supply (23), a cushion block (5) is fixedly connected with the bottom of the shell (1), a connecting seat (6) is fixedly connected with the middle side of the bottom of the shell (1), the connecting seat (6) is screwed with a fixing seat (7), a screw rod (9) is fixedly connected with the lower end of the fixing seat (7), a limiting plate (8) is placed at the lower side of the fixing seat (7), a limiting hole (10) is formed in the middle of the limiting plate (8), the screw rod (9) penetrates through the limiting hole (10), three supporting legs (11) are fixedly connected with the lower end of the limiting plate (8), the supporting legs (11, a connecting rod (12) is fixedly connected between the supporting seat (13) and the supporting leg (11).

2. The atmospheric monitoring air dust sampling device of claim 1, wherein: and a sealing ring (18) is arranged between the fixing plate (19) and the shell (1).

3. The atmospheric monitoring air dust sampling device of claim 1, wherein: the lower end of the cushion block (5) is positioned at the lower side of the lower end of the connecting seat (6).

4. The atmospheric monitoring air dust sampling device of claim 1, wherein: the bottom of the supporting leg (11) is fixedly connected with a mounting seat (14), and the lower end of the mounting seat (14) is connected with a sucker (15) in a threaded mode.

5. The atmospheric monitoring air dust sampling device of claim 1, wherein: the power supply (23) is a lithium battery.