CN209961279U - Air flow rate detection device - Google Patents

Abstract

The utility model discloses an air flow detection device, including handle, casing, wind wheel, connecting block and apron, the connecting block is installed to the both sides of casing, the casing openly has the apron through hinged joint, the air detector is installed in the front of apron, the internally mounted of casing has two sets of baffles, the temperature detection head is installed to one side on the baffle, one side fixed mounting of temperature detection head has the humidity to detect the head, install the riser between the baffle, welded mounting has fixed cover between the riser, the inside cover of fixed cover has the meter circle meter, the inside both sides installation dust keeper of casing, dust keeper's inside is equipped with the protection shield, the welding has the dust screen between the protection shield. The utility model discloses a wind wheel that installs and the cooperation of meter circle meter are used and can be calculated current air flow rate, through the volume in the middle of the pipeline, know the flow of air.

Description

Air flow rate detection device

Technical Field

The utility model relates to an environmental monitoring technical field specifically is air flow detection device.

Background

Air, the "life gas" we breathe everyday, covers the earth surface in layers, is transparent, colorless and odorless, is mainly composed of nitrogen and oxygen, and has important influence on human survival and production. The air is the mixture of gases in the earth's atmosphere, and the air pollution is more and more serious, will know the atmospheric velocity, and atmospheric pollutant, thus calculate the atmospheric pollution situation of the present place, and calculate the air flow, need to use and use the air flowmeter to detect, and the air flowmeter is the apparatus that converts the air flow inhaled into the electrical signal, the advantage of the air flowmeter is that the pressure loss is minimum, measurable flow range is big, the air flowmeter application and its extensive, the application of flow measurement technique and instrument roughly includes: industrial production, energy metering, environmental protection, transportation, biotechnology, scientific experiments, and water systems. However, the air flow meter in the market at present mostly uses the flow sensor to detect, causes the air flow meter cost higher, and inconvenient extensive use, the sensor exposes externally simultaneously, and the destruction of external force makes the sensor damage easily, has shortened air flow meter's life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air mass flow detection device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: air flow detection device, including handle, casing, wind wheel, connecting block and apron, the connecting block is installed to the both sides of casing, the casing openly has the apron through hinged joint, air detector is installed in the front of apron, the internally mounted of casing has two sets of baffles, the temperature detection head is installed to one side on the baffle, one side fixed mounting of temperature detection head has humidity to detect the head, install the riser between the baffle, welded mounting has fixed cover between the riser, the inside cover of fixed cover has the meter circle meter, one side fixed mounting of meter circle meter has two sets of circuit interfaces, the wind wheel is installed to the one end of meter circle meter, the inside both sides installation dust keeper of casing, dust keeper's inside is equipped with the protection shield, the welding has the dust screen between the protection shield.

Preferably, a protective sleeve is arranged inside the handle; and the anti-skid sleeve is provided with anti-skid lines.

Preferably, the inside of connecting block is equipped with the connecting plate, and one side welding of connecting plate has the protecting crust, and is equipped with two sets of fixed screws on the protecting crust.

Preferably, the inside of wind wheel is equipped with the connecting seat, and four groups of connecting seat distribute the flabellum.

Preferably, a display is arranged inside the air detector, and a control button is arranged below the display.

Preferably, a handle is installed on one side of the front face of the cover plate, and a locking notch is installed below the handle.

Compared with the prior art, the beneficial effects of the utility model are that: this air flow detection device uses the cooperation that can calculate current air flow rate through the wind wheel of installing and meter circle meter, volume in the middle of through the pipeline, the flow of air is known, contain the granule pollutant in the middle of the air detector detectable air through being provided with, simultaneously through the protection of casing with air detector, the effectual problem that prevents air detector by artificial destruction, can prevent in the middle of the debris entering device of large granule through the dust keeper who adopts, and influence the device measuring result, the humidity that the first measurable quantity air of humidity detection that is provided with is worked as, simultaneously detect the current temperature of first detectable through the temperature, apron through the adoption makes this device convenient to detach, wash and maintain, this device is simple to use, and convenient for operation, can effectually detect air flow and air pollutant.

Drawings

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

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

fig. 3 is a schematic front structural view of the present invention.

In the figure: 1. a handle; 2. a housing; 3. a wind wheel; 301. a connecting seat; 302. a fan blade; 4. connecting blocks; 401. fixing screws; 402. a connecting plate; 403. a protective shell; 5. a cover plate; 501. a handle; 502. locking the opening; 6. a dust-proof device; 601. a protection plate; 602. a dust screen; 7. a partition plate; 701. a humidity detection head; 702. a temperature detection head; 8. a vertical plate; 801. a lap meter; 802. a line interface; 803. fixing a sleeve; 9. an air detector; 901. a display; 902. and a control button.

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. 1-3, the present invention provides an embodiment: the air flow detection device comprises a handle 1, a shell 2, a wind wheel 3, connecting blocks 4 and a cover plate 5, wherein the connecting blocks 4 are installed on two sides of the shell 2, the cover plate 5 is installed on the front surface of the shell 2 through a hinge, the cover plate 5 can seal the device to protect internal components, an air detector 9 is installed on the front surface of the cover plate 5, the air detector 9 detects pollution gas and dust based on the constant-potential electrolytic sensor principle and detects dust by the light scattering principle, and is developed and developed by combining the internationally mature electronic technology and the network communication technology, two groups of partition plates 7 are installed in the shell 2, the partition plates 7 can be used for installing and fixing different temperature detection heads 702, one sides of the partition plates 7 are provided with the temperature detection heads 702, the temperature detection heads 702 can detect the temperature in the air, one sides of the temperature detection heads 702 are fixedly provided with humidity detection heads 701, and, meanwhile, the wind wheel is connected with a temperature detection head 702 through a lead, a vertical plate 8 is installed between partition plates 7, the vertical plate 8 is used for fixing a fixing sleeve 803, the fixing sleeve 803 is installed between the vertical plates 8 in a welding mode, the fixing sleeve 803 is used for fixing an internal circle counting meter 801, the circle counting meter 801 is sleeved inside the fixing sleeve 803 and used for counting the number of rotating circles of the wind wheel 3, two groups of line interfaces 802 are fixedly installed on one side of the circle counting meter 801, the line interfaces 802 can be connected with an air detector 9 through leads, the wind wheel 3 is installed at one end of the circle counting meter 801 and can be driven to rotate through the flowing of wind, so that the current air flow rate can be calculated through the matching use of the wind wheel 3 and the circle counting meter 801, the flow rate of the air can be known through the volume in the middle of a pipeline, dustproof devices 6 are installed on two sides inside the shell 2, the dustproof, the interior of the dustproof device 6 is provided with a protective plate 601, the protective plate 601 can be used for fixedly installing a dustproof net 602, the dustproof net 602 is welded between the protective plates 601, and the dustproof net 602 can prevent dust from entering the device.

Further, handle 1 is inside to be equipped with the lag, and the lag increases the compliance of device, improves the comfort level of device, and is equipped with anti-skidding line on the antiskid cover.

Further, the inside of connecting block 4 is equipped with connecting plate 402, and connecting plate 402 can be with this device and pipe connection to flow to calculating in the middle of the pipeline, thereby providing the application range of device, the welding of one side of connecting plate 402 has protective housing 403, and protective housing 403 can be used to fixed mounting connecting plate 402, and is equipped with two sets of fixed screw 401 on the protective housing 403, can connect external pipeline and connecting plate 402 through fixed screw 401.

Further, the inside of wind wheel 3 is equipped with connecting seat 301, and connecting seat 301 can be used to fixed flabellum 302, prevents to drop, and four groups of connecting seat 301 distribute has flabellum 302, and flabellum 302 passes through the flow of wind to it is rotatory to drive meter ring 801.

Further, a display 901 is provided inside the air detector 9, the display 901 can display the device for the device to operate, a control button 902 is provided below the display 901, and the control button 902 can be used to operate the air detector 9.

Further, a handle 501 is installed on one side of the front face of the cover plate 5, the cover plate 5 can be conveniently opened through the handle 501, a locking notch 502 is installed below the handle 501, and the locking notch 502 is used for fixing the cover plate 5 and preventing the cover plate from being opened by oneself.

The working principle is as follows: during the use, earlier remove this device to suitable position department through handle 1, then wind flows through that the device is inside can drive wind wheel 3 rotatory, and wind wheel 3 can drive meter ring meter 801 rotatory, and calculate the inside air flow of device at air detector 9, the humidity that connects simultaneously detects head 701 and temperature through air detector 9 detects head 702 and measures temperature and humidity in the air, show through display 901, accessible control button 902 adjusts inside parameter simultaneously, connecting plate 402 through the adoption is available and connecting tube, make things convenient for this device to calculate the gas flow in the middle of the pipeline.

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 (6)

1. Air flow detection device, including handle (1), casing (2), wind wheel (3), connecting block (4) and apron (5), its characterized in that: connecting block (4) are installed to the both sides of casing (2), casing (2) openly have apron (5) through hinged mounting, air detector (9) are installed in the front of apron (5), the internally mounted of casing (2) has two sets of baffles (7), temperature detection head (702) is installed to one side on baffle (7), one side fixed mounting of temperature detection head (702) has humidity to detect head (701), install riser (8) between baffle (7), welded mounting has fixed cover (803) between riser (8), the inside cover of fixed cover (803) has meter circle meter (801), one side fixed mounting of meter circle meter (801) has two sets of line interface (802), wind wheel (3) are installed to the one end of meter circle meter (801), dust keeper (6) are installed to the inside both sides of casing (2), the dustproof device is characterized in that a protective plate (601) is arranged inside the dustproof device (6), and a dustproof net (602) is welded between the protective plates (601).

2. The air flow rate detection device according to claim 1, characterized in that: a protective sleeve is arranged inside the handle (1); and the anti-skid sleeve is provided with anti-skid lines.

3. The air flow rate detection device according to claim 1, characterized in that: the connecting block is characterized in that a connecting plate (402) is arranged inside the connecting block (4), a protective shell (403) is welded on one side of the connecting plate (402), and two groups of fixing screws (401) are arranged on the protective shell (403).

4. The air flow rate detection device according to claim 1, characterized in that: connecting seats (301) are arranged inside the wind wheel (3), and fan blades (302) are distributed on four groups of the connecting seats (301).

5. The air flow rate detection device according to claim 1, characterized in that: a display (901) is arranged inside the air detector (9), and a control button (902) is arranged below the display (901).

6. The air flow rate detection device according to claim 1, characterized in that: a handle (501) is installed on one side of the front face of the cover plate (5), and a locking opening (502) is installed below the handle (501).

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