CN210833641U - An environmental detection handheld device - Google Patents

Abstract

The utility model discloses a hand-held device for environmental detection, which comprises a holding mechanism, a detection mechanism is fixedly connected to the left side of the inner cavity of the holding mechanism, and a control mechanism is fixedly connected to the right side of the inner cavity of the holding mechanism. The holding mechanism comprises a casing and a cover, the casing is screwed with the cover, the left side of the inner cavity of the casing is fixedly connected with an isolation net, and the right side of the inner cavity of the casing is fixedly connected with a partition plate, The bottom of the inner cavity of the casing and the front and rear ends of the left side of the partition are fixedly connected with limit rods, the front and rear ends of the casing are provided with ventilation holes, and the inner cavity of the ventilation holes is bonded by an adhesive There is a dustproof net, and the right end of the casing is fixedly connected with an LED light. Compared with the traditional detection equipment, the volume of the utility model is reduced through the cooperative use of the holding mechanism, the detection mechanism and the control mechanism. .

Description

An environmental detection handheld device

technical field

The utility model relates to the technical field of environmental detection equipment, in particular to a handheld environmental detection equipment.

Background technique

Air detection in a broad sense refers to the detection of air components, and air detection in a narrow sense is mainly from the application point of view, focusing on indoor air detection, which refers to the indoor air detection that is harmful to the human body contained in decorative materials, furniture, etc. To detect air quality, the existing environmental detection equipment has a single function and can only detect certain environmental parameters, and the existing detection equipment is mostly equipped with air pumps, causing Its volume is increased, it is inconvenient to carry, and it brings great inconvenience to the daily inspection work.

Utility model content

The purpose of the utility model is to provide a hand-held equipment for environmental detection, which has the advantages of convenient use, and solves the problem that the existing environmental detection equipment has a single function, can only detect certain environmental parameters, and the existing detection equipment has multiple bands. There is an air pump, which increases its volume and is inconvenient to carry, which brings great inconvenience to the daily inspection work.

In order to achieve the above purpose, the present invention provides the following technical solutions: a hand-held device for environmental detection, comprising a holding mechanism, the left side of the inner cavity of the holding mechanism is fixedly connected with a detection mechanism, and the inner cavity of the holding mechanism is connected with a detection mechanism. The right side is fixedly connected with a control mechanism.

Preferably, the holding mechanism includes a casing and a cover, the casing is screwed with the cover, the left side of the inner cavity of the casing is fixedly connected with an isolation net by bolts, and the right side of the inner cavity of the casing is fixedly connected with a baffle, the bottom of the inner cavity of the casing and the front and rear ends on the left side of the baffle are fixedly connected with limit rods, the front and rear ends of the casing are provided with ventilation holes, and the inner cavity of the ventilation holes passes through The adhesive is bonded with a dust filter.

Preferably, an LED lamp is fixedly connected to the right end of the housing, a fixing ring is threadedly connected to the surface of the right side of the housing, a lens is bonded to the inner cavity of the fixing ring through an adhesive, and the left side of the lens is connected to the shell contact.

Preferably, the detection mechanism includes a humidity sensor, a temperature sensor, a PM2.5 sensor, a formaldehyde sensor and a suction fan, and the bottoms of the humidity sensor, the temperature sensor, the PM2.5 sensor and the formaldehyde sensor are all fixedly connected with a connecting rod, which is connected to The bottom of the rod is fixedly connected with the shell, and the suction fan is clamped between the two limit rods.

Preferably, the control mechanism includes a power supply and a display screen, the bottom of the power supply is fixedly connected to the right side of the inner cavity of the housing, the surface and the back of the power supply are covered with a graphite heat sink, and the surface of the graphite heat sink is A circuit board is bonded by adhesive, the top and bottom of the left side of the circuit board surface are respectively fixedly connected with a single chip microcomputer and a storage module, and the surface of the circuit board is located on the right side of the single chip computer and the storage module are fixedly connected with Bluetooth a connection module and a timing module, and a power management module is fixedly connected to the right side of the surface of the circuit board;

The output end of the power management module is unidirectionally electrically connected to the input end of the power supply, the output end of the power supply is unidirectionally electrically connected to the input end of the single-chip microcomputer, and the input ends of the single-chip microcomputer are respectively connected with the humidity sensor, temperature sensor, The output terminals of the PM2.5 sensor and the formaldehyde sensor are electrically connected in one direction, the output terminal of the single-chip microcomputer is electrically connected to the input terminal of the suction fan in one direction, the single-chip microcomputer is electrically connected to the storage module in two directions, and the single-chip microcomputer is electrically connected to the bluetooth The connection module is electrically connected in two directions, the input end of the single-chip microcomputer is electrically connected with the output end of the timing module in one direction, the output end of the single-chip microcomputer is electrically connected with the input end of the display screen in one direction, and the output end of the power supply is electrically connected with the The input end of the LED lamp is electrically connected in one direction.

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

1. The present utility model reduces its volume relative to the traditional detection equipment through the cooperative use of the holding mechanism, the detection mechanism and the control mechanism. convenience.

2. The utility model can prevent dust from entering the inner cavity of the shell by setting the dustproof net, better ensure the cleanliness of the inside of the shell, and prolong the service life of the internal sensor. Lighting by the user can better ensure the practicability of the device. By setting the graphite heat sink, the device can be well dissipated, and the detection work can be better ensured. By setting the Bluetooth connection module, it can communicate with the communication equipment. The Bluetooth connection and then the data transmission can better ensure the progress of the detection work. By setting the timing module, it can provide the staff with time display, which better ensures the convenience of use.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural sectional schematic diagram of the utility model;

FIG. 3 is a schematic diagram of the system principle of the present invention.

In the picture: 1. Holding mechanism, 2. Detection mechanism, 3. Control mechanism, 4. Housing, 5. Cover, 6. Partition, 7. Limit rod, 8. Ventilation hole, 9. Dust filter, 10. LED light, 11. Fixing ring, 12. Lens, 13 humidity sensor, 14 temperature sensor, 15 PM2.5 sensor, 16 formaldehyde sensor, 17 suction fan, 18 power supply, 19 display screen, 20 graphite heat sink, 21 circuit board, 22 microcontroller, 23 storage module, 24 Bluetooth connection module, 25 timing modules, 26 power management modules.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Fig. 1-3, an environmental detection hand-held device, including a holding mechanism 1, the holding mechanism 1 includes a casing 4 and a cover 5, the casing 4 is screwed with the cover 5, and the left side of the inner cavity of the casing 4 passes through The isolation net is fixedly connected with the bolt, the right side of the inner cavity of the shell 4 is fixedly connected with the partition plate 6, the bottom of the inner cavity of the shell 4 and the front and rear ends of the left side of the partition plate 6 are fixedly connected with the limit rod 7, and the Both the front end and the rear end are provided with ventilation holes 8, and the inner cavity of the ventilation hole 8 is bonded with a dustproof net 9 through an adhesive. By setting the dustproof net 9, dust can be prevented from entering the inner cavity of the casing 4, and a better guarantee The internal cleanliness of the casing 4 is improved, and the service life of the internal sensor is prolonged. The right end of the casing 4 is fixedly connected with the LED light 10. By setting the LED light 10, the user can be illuminated at night, which better guarantees the The practicability of the device, the surface of the right side of the housing 4 is threadedly connected with a fixing ring 11, the inner cavity of the fixing ring 11 is bonded with the lens 12 through an adhesive, the left side of the lens 12 is in contact with the housing 4, and the inner cavity of the holding mechanism 1 is The left side is fixedly connected with a detection mechanism 2, the detection mechanism 2 includes a humidity sensor 13, a temperature sensor 14, a PM2.5 sensor 15, a formaldehyde sensor 16 and a suction fan 17, a humidity sensor 13, a temperature sensor 14, a PM2.5 sensor 15 and The bottom of the formaldehyde sensor 16 is fixedly connected with a connecting rod, the bottom of the connecting rod is fixedly connected with the casing 4, the suction fan 17 is clamped between the two limit rods 7, and the right side of the inner cavity of the holding mechanism 1 is fixedly connected with a control Mechanism 3, the control mechanism 3 includes a power supply 18 and a display screen 19, the bottom of the power supply 18 is fixedly connected to the right side of the inner cavity of the housing 4, the surface and the back of the power supply 18 are covered with a graphite heat sink 20, by setting the graphite heat sink 20 , the device can be well dissipated, and the detection work can be better ensured. The surface of the graphite heat sink 20 is bonded with the circuit board 21 through an adhesive, and the top and bottom of the left side of the surface of the circuit board 21 are fixedly connected respectively. The single chip 22 and the storage module 23, the surface of the circuit board 21 and located on the right side of the single chip 22 and the storage module 23 are respectively fixedly connected with a Bluetooth connection module 24 and a timing module 25. By setting the Bluetooth connection module 24, a Bluetooth connection can be performed with the communication device. , and then carry out data transmission to better ensure the progress of the detection work. By setting the timing module 25, the time display can be provided for the staff, which better ensures the convenience of use. The right side of the surface of the circuit board 21 is fixedly connected with power management module 26;

The output end of the power management module 26 is unidirectionally electrically connected to the input end of the power supply 18, the output end of the power supply 18 is unidirectionally electrically connected to the input end of the single-chip microcomputer 22, and the input end of the single-chip microcomputer 22 is respectively connected to the humidity sensor 13 and the temperature sensor 14. The output terminals of the PM2.5 sensor 15 and the formaldehyde sensor 16 are electrically connected in one direction, the output terminal of the single chip 22 is electrically connected with the input terminal of the suction fan 17 in one direction, the single chip 22 is electrically connected with the storage module 23 in two directions, and the single chip 22 is electrically connected in two directions. It is electrically connected in two directions with the Bluetooth connection module 24, the input end of the single chip 22 is electrically connected with the output end of the timing module 25 in one direction, the output end of the single chip 22 is electrically connected with the input end of the display screen 19 in one direction, and the output of the power supply 18 is electrically connected in one direction. The terminal is electrically connected to the input terminal of the LED light 10 in one direction, and through the cooperation of the holding mechanism 1, the detection mechanism 2 and the control mechanism 3, its volume is reduced compared to the traditional detection equipment, and its size is similar to that of a flashlight. , easy to carry, and brings great convenience to the detection work.

When in use, when detection is required, the device is powered on by turning on the peripheral switch, and then uses the Bluetooth connection module 24 to connect with the communication device of the staff. The air is sucked into the inner cavity of the housing 4, and then the humidity, temperature, PM2.5 and formaldehyde in the air are detected by the humidity sensor 13, the temperature sensor 14, the PM2.5 sensor 15 and the formaldehyde sensor 16, and the detection results are passed through the display screen. 19 is displayed, and then transmitted to the communication device, and the communication device transmits the detection data to the control terminal for processing.

To sum up, the environmental detection handheld device, through the cooperation of the holding mechanism 1, the detection mechanism 2 and the control mechanism 3, solves the problem that the existing environmental detection equipment has a single function and can only detect certain environmental parameters, and Most of the existing testing equipment is equipped with an air pump, which increases its volume and is inconvenient to carry, which brings great inconvenience to the daily testing work.

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

Claims (5)

1. A handheld device for environmental detection, comprising a holding mechanism (1), characterized in that: a detection mechanism (2) is fixedly connected to the left side of the inner cavity of the holding mechanism (1), and the holding mechanism ( 1) A control mechanism (3) is fixedly connected to the right side of the inner cavity. 2. A handheld device for environmental detection according to claim 1, characterized in that: the holding mechanism (1) comprises a casing (4) and a cover (5), the casing (4) and the cover (5) Threaded connection, the left side of the inner cavity of the casing (4) is fixedly connected with an isolation net by bolts, the right side of the inner cavity of the casing (4) is fixedly connected with a partition (6), and the outer casing (4) ) The front and rear ends of the bottom of the inner cavity and located on the left side of the partition plate (6) are fixedly connected with limit rods (7). The inner cavity of the ventilation hole (8) is bonded with a dustproof net (9) through an adhesive. 3. A handheld device for environmental detection according to claim 2, characterized in that: the right end of the casing (4) is fixedly connected with the LED light (10), and the surface on the right side of the casing (4) is threadedly connected There is a fixing ring (11), the inner cavity of the fixing ring (11) is bonded with a lens (12) through an adhesive, and the left side of the lens (12) is in contact with the housing (4). 4. An environment detection handheld device according to claim 1, characterized in that: the detection mechanism (2) comprises a humidity sensor (13), a temperature sensor (14), a PM2.5 sensor (15), a formaldehyde The bottom of the sensor (16) and the suction fan (17), the humidity sensor (13), the temperature sensor (14), the PM2.5 sensor (15) and the formaldehyde sensor (16) are all fixedly connected with a connecting rod, and the bottom of the connecting rod is fixed. The bottom is fixedly connected with the casing (4), and the suction fan (17) is clamped between the two limit rods (7). 5. An environment detection handheld device according to claim 1, characterized in that: the control mechanism (3) comprises a power supply (18) and a display screen (19), and the bottom of the power supply (18) is connected to the casing (4) The right side of the inner cavity is fixedly connected, the surface and the back of the power supply (18) are covered with a graphite heat sink (20), and the surface of the graphite heat sink (20) is bonded with a circuit through an adhesive A board (21), the top and bottom of the left side of the surface of the circuit board (21) are respectively fixedly connected with a single chip (22) and a storage module (23), and the surface of the circuit board (21) is located at the single chip (22) and the A Bluetooth connection module (24) and a timing module (25) are fixedly connected to the right side of the storage module (23) respectively, and a power management module (26) is fixedly connected to the right side of the surface of the circuit board (21); The output end of the power management module (26) is unidirectionally electrically connected to the input end of the power supply (18), and the output end of the power supply (18) is unidirectionally electrically connected to the input end of the single-chip microcomputer (22). The input ends of the single chip microcomputer (22) are respectively connected with the output ends of the humidity sensor (13), the temperature sensor (14), the PM2.5 sensor (15) and the formaldehyde sensor (16) in a one-way electrical manner. The output end is unidirectionally electrically connected to the input end of the suction fan (17), the single-chip microcomputer (22) and the storage module (23) are electrically bidirectionally connected, and the single-chip microcomputer (22) and the Bluetooth connection module (24) are electrically bidirectionally connected connection, the input end of the single chip microcomputer (22) is unidirectionally electrically connected with the output end of the timing module (25), and the output end of the single chip microcomputer (22) is unidirectionally electrically connected with the input end of the display screen (19), The output end of the power supply (18) is unidirectionally electrically connected to the input end of the LED lamp (10).

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