CN216309080U

CN216309080U - Screen display type temperature and humidity sensor

Info

Publication number: CN216309080U
Application number: CN202122930724.4U
Authority: CN
Inventors: 周秀伟; 王明涛; 徐程; 周加良
Original assignee: Hangzhou Xizhi Electronic Co ltd
Current assignee: Hangzhou Xizhi Electronic Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-04-15
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a screen display type temperature and humidity sensor, which comprises an upper shell and a lower shell, wherein the lower shell is clamped and installed on the upper shell, a screen protection plate, an LCD display screen and a circuit board are sequentially installed on the shell, the circuit board is provided with a temperature and humidity sensor, an MCU, a screen display chip, a battery positioning frame, an on-board antenna and a 16MHZ crystal, and the temperature and humidity sensor is communicated with a collection hole; the utility model prolongs the service life of the product, enhances the anti-impact capability of the product and prolongs the service life of the LCD display screen.

Description

Screen display type temperature and humidity sensor

Technical Field

The utility model relates to the technical field of hygrothermographs, in particular to a screen display type temperature and humidity sensor.

Background

The temperature and humidity sensor is used for measuring the temperature and humidity of the environment so as to determine the electronic instrument of the product production environment or the indoor environment condition, the traditional electronic temperature and humidity sensor is complex in internal structure and troublesome in assembly process, the installation and the disassembly are troublesome in this way, the LCD display screen of the traditional temperature and humidity sensor is directly exposed outside, moisture in the air is harmful to the LCD display screen after long-time use, meanwhile, the damage of the LCD display screen is easily caused by external impact, the temperature and humidity sensor is not beneficial to protection, and the service life is greatly shortened; therefore, it is necessary to provide a screen display type temperature and humidity sensor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a screen display type temperature and humidity sensor.

In order to achieve the purpose, the utility model provides the following technical scheme: including last casing and joint installation lower casing on last casing, the casing on install screen protection board, LCD display screen and circuit board in proper order, the circuit board on install temperature and humidity sensor, MCU, screen display chip, battery locating rack, board year antenna and 16MHZ crystal, temperature and humidity sensor and collection hole intercommunication, its characteristic is still including installing level and smooth frame and setting up the electrically conductive silver of LCD display screen and circuit board electric connection of being convenient for in LCD display screen and flat frame one side between LCD display screen and circuit board, go up the casing and still be equipped with the installation component that makes last casing and lower casing rapid Assembly on the casing down.

Preferably, the mounting assembly comprises a buckle arranged on the upper shell and a clamping groove arranged on the lower shell and matched with the buckle.

Preferably, the upper shell is provided with a through hole, a collecting hole, a fixing seat, a clamping block and a threaded cylinder, the through hole is matched with the screen protection plate, the fixing seat is further provided with a clamping column, the circuit board is provided with a clamping groove and a limiting hole, the clamping groove and the limiting hole are matched with the clamping block and the clamping column respectively, and the circuit board is provided with a mounting hole matched with the threaded cylinder.

Preferably, the screen protection board comprises a base and a panel arranged on the base and matched with the through hole, and the base is matched with the fixing seat.

Preferably, the lower casing on be equipped with the constant head tank and prevent the not hard up locating piece of circuit board, constant head tank and battery locating rack looks adaptation, the constant head tank in still be equipped with a plurality of stopper of battery locating rack looks adaptation.

Preferably, the LCD display screen is provided with a conductive panel connected with the conductive cotton strip, and the conductive panel is connected to the circuit board through the conductive cotton strip.

The utility model has the beneficial effects that: through the arrangement of the screen protection plate, the direct contact of the LCD display screen with the outside is avoided, the damage of the LCD display screen caused by external impact is prevented, meanwhile, the direct contact of the LCD display screen with the outside is isolated through the arrangement of the screen protection plate, the damage of moisture in the air to the LCD display screen is avoided, and the service life of the LCD display screen is prolonged;

the flat frame is arranged on the upper part of the LCD display screen, so that electronic devices with uneven surfaces of the circuit board are prevented from being in direct contact with the LCD display screen, the problem of poor installation stability of the circuit board is avoided, meanwhile, the flat frame limits the conductive cotton sliver between the LCD display screen and the circuit board, the conductive cotton sliver is prevented from moving, the conductive stability of the conductive cotton sliver is improved, and the stability of the system is further improved;

through the arrangement of the positioning block, when the upper shell and the lower shell are assembled, the screen protection plate, the LCD display screen, the leveling frame and the circuit board which are installed on the upper shell are integrally supported and fixed, so that looseness is prevented, and the integral stability of a product is improved;

by adopting the segment code liquid crystal display, the product is in an ultra-low power consumption state, and the service life of the product is prolonged.

Drawings

FIG. 1 is an exploded view of the overall structure of the present invention;

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

FIG. 3 is a schematic diagram of a screen protector structure according to the present invention;

FIG. 4 is a schematic diagram of the LCD panel of the present invention;

FIG. 5 is a schematic diagram of the circuit board structure of the present invention;

FIG. 6 is a schematic view of the construction of the lower housing of the present invention;

FIG. 7 is a logic diagram of the present invention;

the labels in the figure are: the device comprises an upper shell 1, a through hole 11, a collecting hole 12, a fixed seat 13, a clamping block 14, a clamping column 15, a threaded cylinder 16, a lower shell 2, a positioning groove 21, a positioning block 22, a screen protection plate 3, a base 31, a panel 32, a LCD 4, a conductive panel 41, a circuit board 5, a clamping groove 51, a limiting hole 52, a temperature and humidity sensor 53, a MCU54, a screen display chip 55, a battery positioning frame 56, a mounting hole 57, an onboard antenna 58, a 5916MHZ crystal, a flat frame 6, a conductive cotton sliver 7, an installation component 8, a buckle 81, a clamping groove 82 and a power supply 9.

Detailed Description

The screen display type temperature and humidity sensor according to the present invention is further described below by embodiments and with reference to the accompanying drawings.

Referring to fig. 1-7, the utility model provides a screen display type temperature and humidity sensor, which comprises an upper shell 1 and a lower shell 2 clamped and installed on the upper shell 1, wherein a screen protection plate 3, an LCD display screen 4 and a circuit board 5 are sequentially installed on the shell 1, a temperature and humidity sensor 53, an MCU54, a screen display chip 55, a battery positioning frame 56, an on-board antenna (58) and a 16MHZ crystal (59) are installed on the circuit board 5, the temperature and humidity sensor 53 is communicated with a collecting hole 12, the screen display type temperature and humidity sensor is characterized by further comprising a flat frame 6 installed between the LCD display screen 4 and the circuit board 5 and a conductive cotton sliver 7 arranged on one side of the LCD display screen 4 and the flat frame 6 for electrically connecting the LCD display screen 4 and the circuit board 5, and an installation assembly 8 for rapidly assembling the upper shell 1 and the lower shell 2 is further arranged on the upper shell 1 and the lower shell 2; through the arrangement of the screen protection plate 3, the LCD display screen 4 is prevented from being directly exposed outside, the screen protection plate 3 is utilized to protect the LCD display screen 4, the LCD display screen 4 is prevented from being damaged by external force impact, meanwhile, the screen protection plate 3 can also isolate moisture in the air from damaging the LCD display screen 4, and the service life of the LCD display screen 4 is prolonged; the flat frame 6 is arranged on the upper portion of the LCD display screen 4, so that the electronic device with uneven surface of the circuit board 5 is prevented from being in direct contact with the LCD display screen 4, the problem of poor installation stability of the circuit board 5 is avoided, meanwhile, the flat frame 6 limits the conductive cotton strip 7 between the LCD display screen 4 and the circuit board 5, the conductive cotton strip 7 is prevented from moving, the conductive stability of the conductive cotton strip 7 is improved, and the stability of the system is further improved; the LCD display screen 4 adopts a segment code LCD screen, when the LCD display screen 4 is in a full power state at the moment when external parameters change, the LCD display screen 4 is in an ultra-low power consumption state at other times, and the service life of a product is prolonged; the temperature and humidity sensor 53 acquires external air parameters through the acquisition hole 12, so that the data acquired by the temperature and humidity sensor 53 is more accurate, and the accuracy of the product is improved; the data information of the product can be checked by connecting the onboard antenna 58 of the 2.4GHZ with the intelligent equipment; the stability of the overall performance of the circuit board 5 can be achieved by a 16Mhz crystal.

The mounting assembly 8 comprises a buckle 81 arranged on the upper shell 1 and a clamping groove 82 which is arranged on the lower shell 2 and is matched with the buckle 81; through the arrangement of the buckle 81 and the clamping groove 82, the buckle 81 is aligned to the position of the clamping groove 82, the upper shell 1 and the lower shell 2 are mutually extruded together, and therefore the assembly of the upper shell 1 and the lower shell 2 is completed.

The screen protection device is characterized in that the upper shell 1 is provided with a through hole 11, a collecting hole 12, a fixed seat 13, a clamping block 14 and a threaded cylinder 16, the through hole 11 is matched with the screen protection plate 3, the fixed seat 13 is also provided with a clamping column 15, the circuit board 5 is provided with a clamping groove 51 and a limiting hole 52 which are matched with the clamping block 14 and the clamping column 15 respectively, and the circuit board 5 is provided with a mounting hole 57 matched with the threaded cylinder 16; aligning the card slot 51 with the card block 14 and passing the card post 15 through the position limiting hole 52, thereby assembling the circuit board 5 on the upper case 1; meanwhile, the connection stability of the circuit board 5 and the upper shell 1 can be further improved by the screws passing through the mounting holes 57 and being fixed on the threaded cylinders 16.

The screen protection plate 3 comprises a base 31 and a panel 32 which is arranged on the base 31 and is matched with the through hole 11, wherein the base 31 is matched with the fixed seat 13; by placing the panel 32 into the through hole 11 and inserting the base 31 into the fixing base 13, the screen protection plate 3 is limited on the upper case 1 and prevented from moving.

The lower shell 2 is provided with a positioning groove 21 and a positioning block 22 for preventing the circuit board 5 from loosening, the positioning groove 21 is matched with a battery positioning frame 56, and a plurality of limiting blocks 24 matched with the battery positioning frame 56 are further arranged in the positioning groove 21; through the arrangement of the positioning block 22, when the upper shell 1 and the lower shell 2 are assembled, the screen protection plate 3, the LCD display screen 4, the leveling frame 6 and the circuit board 5 which are installed on the upper shell 1 are integrally supported and fixed, so that looseness is prevented, and the integral stability of a product is improved; through the setting of stopper 24, when last casing 1 and lower casing 2 assembly, battery locating rack 56 falls into constant head tank 21, and stopper 24 has spacing fixed effect to it.

The LCD display screen 4 is provided with a conductive panel 41 connected with the conductive cotton strip 7, and the conductive panel 41 is connected to the circuit board 5 through the conductive cotton strip 7; the conductive panel 41 and the circuit board 5 are electrically connected through the conductive cotton strip 7, so that a complex circuit connection mode is avoided, and the assembly efficiency of the product is improved.

When the air temperature and humidity sensor is used, the temperature and humidity sensor 53 collects outside air parameters through the collecting hole 12 and sends the outside air parameters to the MCU54, the MCU54 sends data to the screen display chip 55, the screen display chip 55 displays the data on the LCD display screen 4 for display, and the LCD display screen 4 displays the current air temperature and humidity information, so that the air temperature and humidity information collecting and displaying process is completed; can also use the cell-phone to pass through bluetooth connection board-mounted antenna 58, connect after successful and look over current data instruction through APP interface transmission, board-mounted antenna 58 receives after the instruction and sends to MCU54, MCU54 sends the APP interface through board-mounted antenna 58 with the humiture information that obtains at present to the wireless transmission of realization data is looked over.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a screen display formula temperature and humidity sensor, includes that casing (1) and joint install lower casing (2) on last casing (1), casing (1) on install screen protection board (3), LCD display screen (4) and circuit board (5) in proper order, circuit board (5) on install temperature and humidity sensor (53), MCU (54), screen display chip (55), battery locating rack (56), board-mounted antenna (58) and 16MHZ crystal (59), temperature and humidity sensor (53) be linked together with collection hole (12), its characteristic is still including installing level and smooth frame (6) between LCD display screen (4) and circuit board (5) and setting up LCD display screen (4) and level and smooth frame (6) one side be convenient for LCD display screen (4) and circuit board (5) electric connection's electrically conductive silver (7), go up casing (1) and still be equipped with on casing (2) down and make the installation of last casing (1) and lower casing (2) rapid Assembly's installation An assembly (8).

2. The screen display type temperature and humidity sensor according to claim 1, further characterized in that: the mounting assembly (8) comprises a buckle (81) arranged on the upper shell (1) and a clamping groove (82) which is arranged on the lower shell (2) and matched with the buckle (81).

3. The screen display type temperature and humidity sensor according to claim 1, further characterized in that: go up casing (1) on be equipped with through-hole (11), gather hole (12), fixing base (13), fixture block (14) and a screw thread section of thick bamboo (16), through-hole (11) and screen protection board (3) looks adaptation, fixing base (13) on still be equipped with card post (15), circuit board (5) on be equipped with draw-in groove (51) and spacing hole (52) with fixture block (14) and card post (15) looks adaptation respectively, circuit board (5) on be equipped with mounting hole (57) with a screw thread section of thick bamboo (16) looks adaptation.

4. The screen display type temperature and humidity sensor according to claim 3, further characterized in that: the screen protection plate (3) comprises a base (31) and a panel (32) arranged on the base (31) and matched with the through hole (11), wherein the base (31) is matched with the fixed seat (13).

5. The screen display type temperature and humidity sensor according to claim 1, further characterized in that: lower casing (2) on be equipped with constant head tank (21) and prevent not hard up locating piece (22) of circuit board (5), constant head tank (21) and battery locating rack (56) looks adaptation, constant head tank (21) in still be equipped with a plurality of stopper (24) with battery locating rack (56) looks adaptation.

6. The screen display type temperature and humidity sensor according to claim 1, further characterized in that: the LCD display screen (4) is provided with a conductive panel (41) connected with the conductive cotton strip (7), and the conductive panel (41) is connected to the circuit board (5) through the conductive cotton strip (7).