CN216904981U - Cell-phone shell with air quality monitoring function - Google Patents
Cell-phone shell with air quality monitoring function Download PDFInfo
- Publication number
- CN216904981U CN216904981U CN202220723764.3U CN202220723764U CN216904981U CN 216904981 U CN216904981 U CN 216904981U CN 202220723764 U CN202220723764 U CN 202220723764U CN 216904981 U CN216904981 U CN 216904981U
- Authority
- CN
- China
- Prior art keywords
- mobile phone
- ring
- module
- telescopic
- air quality
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 46
- 238000004891 communication Methods 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 17
- 238000012806 monitoring device Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 4
- 238000005034 decoration Methods 0.000 abstract description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 15
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 230000006870 function Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 239000001569 carbon dioxide Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000002458 infectious effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 206010039083 rhinitis Diseases 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
Images
Landscapes
- Telephone Set Structure (AREA)
Abstract
The utility model discloses a mobile phone shell with an air quality monitoring function, which comprises a shell, a telescopic bracket, a monitoring module and a power module, wherein the monitoring module comprises an electronic circuit board, a gas sensor, a temperature and humidity sensor, a microcontroller, a wireless communication module and a positioning module. The mobile phone protection and decoration device is simple in structure and reasonable in design, and the mobile phone is protected and decorated through the shell; the mobile phone can be supported by the telescopic bracket when people watch videos, so that both hands of people are relaxed, and the mobile phone is convenient to use and store; the air quality of the surrounding environment of the shell is monitored through the gas sensor and the temperature and humidity sensor, the position of the mobile phone shell is collected in real time through the positioning module, the mobile phone protected by the mobile phone shell is carelessly lost, when the mobile phone shell is sleeved on the mobile phone, the position of the lost mobile phone can be determined through the position data collected by the positioning module, the retrieving probability of the lost mobile phone is improved, the playability is high, and the popularization and the use are convenient.
Description
Technical Field
The utility model belongs to the technical field of mobile phone shells, and particularly relates to a mobile phone shell with an air quality monitoring function.
Background
Along with the development of science and technology, mobile phones are more and more widely used, the mobile phones are one of indispensable articles for people to go out, people often wear a mobile phone shell on a mobile phone shell for protecting or decorating the mobile phones, the mobile phone shell has a huge effect on preventing the mobile phones from being damaged due to falling, various mobile phone protection shells are also endless along with the continuous updating and upgrading of the mobile phones, but the traditional mobile phone protection shells basically only have a protection function, and the practical value of the traditional mobile phone protection shells is very limited.
Therefore, a mobile phone shell with a simple structure and a reasonable design is lacking at present, and the problems of single function and poor playability of the existing mobile phone shell are solved.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a mobile phone shell with an air quality monitoring function, aiming at the defects in the prior art, the mobile phone shell is simple in structure, reasonable in design, capable of protecting the mobile phone, capable of monitoring the air quality of the surrounding environment of people, good in monitoring effect, high in playability and convenient to popularize and use.
In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a cell-phone shell with air quality monitoring function which characterized in that: the air quality monitoring device comprises a shell, a telescopic bracket arranged on the back of the shell, a monitoring module and a power supply module, wherein the monitoring module and the power supply module are arranged in the telescopic bracket and used for monitoring the air quality;
the telescopic bracket comprises a base, a cover plate and a telescopic annular side part arranged between the base and the cover plate, the monitoring module and the power supply module are both arranged in the base, and the base is provided with a plurality of air holes;
the monitoring module is including all setting up electronic circuit board, gas sensor and temperature and humidity sensor in the base, the last integrated wireless communication module that has microcontroller and meet with microcontroller of electronic circuit board, microcontroller's input is connected with orientation module, microcontroller passes through wireless communication module and monitor terminal wireless communication.
The aforesaid cell-phone shell with air quality monitoring function, its characterized in that: the base comprises a bottom plate, a support sleeve arranged on the bottom plate and a bottom clamping hook arranged on the outer side surface of the support sleeve along the circumferential direction of the support sleeve, the plurality of air holes are formed in the support sleeve along the circumferential direction of the support sleeve, the bottom clamping hook is positioned on the upper portion of the support sleeve, and the bottom clamping hook is bent towards the outer side of the support sleeve;
the bottom surface of bottom plate and the back fixed connection of casing, the top surface of bottom plate and support sleeve's medial surface form the installation cavity jointly, electronic circuit board, gas sensor, temperature and humidity sensor, microcontroller, wireless communication module and orientation module all are located the installation cavity.
The aforesaid cell-phone shell with air quality monitoring function, its characterized in that: the cover plate comprises a top plate, a top clamping ring, a connecting block which is arranged at the bottom of the top plate and is in threaded connection with the top clamping ring, and a limiting block which is arranged at the bottom of the connecting block and is in clamping fit with the supporting sleeve;
the cross section of roof, the cross section of connecting block and the cross section of stopper all are circularly, the lower extreme of top snap ring is provided with the top trip of buckling to its inboard, the medial surface of top snap ring is provided with the internal thread, be provided with on the circumference lateral wall of connecting block with interior screw-thread fit's external screw thread.
The aforesaid cell-phone shell with air quality monitoring function, its characterized in that: the telescopic annular side part comprises a plurality of telescopic rings which are concentrically arranged, the diameters of the telescopic rings are sequentially increased from one end close to the bottom plate to one end far away from the bottom plate, the lower end of each telescopic ring is provided with a first clamping hook bent towards the inner side of the telescopic ring, the upper end of each telescopic ring is provided with a second clamping hook bent towards the outer side of the telescopic ring, and the first clamping hook and the second clamping hook are arranged along the circumferential direction of the telescopic rings;
it is adjacent two the first trip of a expansion ring cooperatees with the second trip of another expansion ring in the expansion ring, and is a plurality of the expansion ring that is closest to the roof in the expansion ring is the top expansion ring, the second trip and the cooperation of top snap ring of top expansion ring, it is a plurality of the expansion ring that is closest to the bottom plate in the expansion ring is the bottom expansion ring, the first trip and the cooperation of bottom snap ring of bottom expansion ring.
The aforesaid cell-phone shell with air quality monitoring function, its characterized in that: the power module comprises a battery which is arranged in the installation cavity and used for supplying power to the gas sensor, the temperature and humidity sensor, the microcontroller, the wireless communication module and the positioning module.
The mobile phone protection and decoration device is simple in structure and reasonable in design, and the mobile phone is protected and decorated through the shell; the mobile phone can be supported by the telescopic bracket when people watch videos, so that the hands of people are relaxed, the strength is saved, the use is convenient, and the storage is convenient; the air quality of the surrounding environment of the shell is monitored through the gas sensor and the temperature and humidity sensor, and the monitoring effect is good; the position of the mobile phone shell is acquired in real time through the positioning module, when the mobile phone protected by the mobile phone shell is carelessly lost, and the mobile phone shell is sleeved on the mobile phone, the position of the lost mobile phone can be determined through the position data acquired by the positioning module, the retrieving probability of the lost mobile phone is improved, the using effect is good, the playability is high, and the popularization and the use are convenient.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the telescopic annular side portion of the present invention.
Fig. 3 is a schematic view of the retractable annular side portion of the present invention.
Fig. 4 is a schematic view showing the expansion of the side portion of the telescopic ring of the telescopic bracket of the present invention.
Fig. 5 is a schematic view of the retractable annular side portion of the retractable stand according to the present invention.
Fig. 6 is a schematic block diagram of the circuit of the present invention.
Description of reference numerals:
1-a housing; 2, air holes; 3-a gas sensor;
4-temperature and humidity sensor; 5-a microcontroller; 6-a wireless communication module;
7, a positioning module; 8, monitoring the terminal; 9-a bottom plate;
10-supporting the casing; 11-bottom hook; 12-a mounting cavity;
13-a top plate; 14-top snap ring; 15-connecting block;
16-a limiting block; 17-a telescopic ring; 18-a first hook;
19-a second hook; 20-a battery; 21-electronic circuit board.
Detailed Description
As shown in fig. 1 to 6, the present invention includes a housing 1, a retractable bracket disposed on the back of the housing 1, a monitoring module disposed in the retractable bracket for monitoring air quality, and a power supply module for supplying power to the monitoring module;
the telescopic bracket comprises a base, a cover plate and a telescopic annular side part arranged between the base and the cover plate, the monitoring module and the power supply module are both arranged in the base, and the base is provided with a plurality of air holes 2;
monitoring module is including all setting up electronic circuit board 21, gas sensor 3 and temperature and humidity sensor 4 in the base, integrated microcontroller 5 and the wireless communication module 6 who meets with microcontroller 5 on the electronic circuit board, microcontroller 5's input is connected with orientation module 7, microcontroller 5 passes through wireless communication module 6 and 8 wireless communication at monitor terminal.
In the embodiment, it should be noted that the casing 1 is used for protecting and decorating the mobile phone, the telescopic bracket is arranged on the back of the casing 1, the telescopic bracket is used for providing mounting positions for the monitoring module and the power module, and meanwhile, the mobile phone can be supported when people see videos, so that two hands are relaxed, strength is saved, the use is convenient, the storage is convenient, and the use effect is good;
monitoring the concentration of formaldehyde and the concentration of carbon dioxide in the air through the gas sensor 3, monitoring the temperature and the humidity in the air through the temperature and humidity sensor 4, further realizing the monitoring of the air quality around the position of the shell 1, and wirelessly transmitting data acquired by the gas sensor 3, the temperature and humidity sensor 4 and the positioning module 7 to the monitoring terminal 8 through the wireless communication module 6, so that people can conveniently check the position of the mobile phone shell and the air quality around the position of the mobile phone shell; the position of the mobile phone shell is acquired in real time through the positioning module 7, when the mobile phone protected by the mobile phone shell is carelessly lost, and the shell 1 is sleeved on the mobile phone, the position of the lost mobile phone can be determined through the position data acquired by the positioning module 7, the recovery probability of the lost mobile phone is improved, the use effect is good, and the popularization and the use are convenient.
In this embodiment, in practical use, the gas sensor 3 is preferably an SGP30 gas sensor, and the SGP30 gas sensor has the advantage of small volume and is convenient to install; the temperature and humidity sensor 4 is preferably an SHT20 temperature and humidity sensor, and the SHT20 temperature and humidity sensor has the advantages of small size, quick response, low power consumption and convenience in installation; microcontroller 5 is preferably an STM32F103C8T6 microcontroller; the wireless communication module 6 is preferably an ESP8266 wireless module, and the monitoring terminal 8 is preferably a mobile phone.
In this embodiment, during the in-service use, can be constantly with the air of monitoring module monitoring body side when using this cell-phone shell, improve people among the daily life to whether there is the perception degree of pollution to oneself environment, also be a fine early warning device of a section to rhinitis and respiratory tract infectious person, can guarantee the air that oneself breathes as far as clean, and monitoring module is portable, install on this cell-phone shell beautifully, does not increase user's use burden.
In this embodiment, during the in-service use, the formaldehyde gas is colorless tasteless and is difficult to discover, and can produce harm to people's health when carbon dioxide concentration is higher, therefore detects formaldehyde gas concentration and carbon dioxide concentration in to the environment through gas sensor 3, and the people of being convenient for learn the formaldehyde concentration and the carbon dioxide concentration of self environment of locating.
As shown in fig. 4 and 5, in this embodiment, the base includes a bottom plate 9, a support sleeve 10 disposed on the bottom plate 9, and a bottom hook 11 disposed on an outer side surface of the support sleeve 10 along a circumferential direction of the support sleeve 10, the plurality of air holes 2 are disposed on the support sleeve 10 along the circumferential direction of the support sleeve 10, the bottom hook 11 is disposed on an upper portion of the support sleeve 10, and the bottom hook 11 is bent toward an outer side of the support sleeve 10;
the bottom surface of bottom plate 9 and the back fixed connection of casing 1, the top surface of bottom plate 9 and the medial surface of support sleeve 10 form installation cavity 12 jointly, electronic circuit board 21, gas sensor 3, temperature and humidity sensor 4, microcontroller 5, wireless communication module 6 and orientation module 7 all are located installation cavity 12.
In this embodiment, a plurality of bleeder vents 2 set up on support sleeve 10 along support sleeve 10's circumferencial direction, and when telescopic bracket expandes, the air around casing 1 passes through in bleeder vent 2 gets into installation cavity 12, and the gas sensor 3 and the temperature and humidity sensor 4 in the installation cavity 12 of being convenient for carry out real-time detection to the air quality around casing 1, and it is high to detect the precision.
As shown in fig. 4 and 5, in this embodiment, the cover plate includes a top plate 13, a top snap ring 14, a connecting block 15 disposed at the bottom of the top plate 13 and in threaded connection with the top snap ring 14, and a limiting block 16 disposed at the bottom of the connecting block 15 and in snap fit with the support sleeve 10;
the cross section of roof 13, the cross section of connecting block 15 and the cross section of stopper 16 all are circular, the lower extreme of top snap ring 14 is provided with the top trip of buckling to its inboard, the medial surface of top snap ring 14 is provided with the internal thread, be provided with on the circumference lateral wall of connecting block 15 with interior screw-thread fit's external screw thread.
In this embodiment, connecting block 15 can be dismantled with top snap ring 14 and be connected, is convenient for when battery 20 electric quantity is not enough, and roof 13 of checking card changes battery 20.
In this embodiment, when the telescopic bracket withdraws, stopper 16 clamps at the top of support sleeve 10, and is spacing to the position of apron and scalable annular lateral part through stopper 16, is convenient for guarantee telescopic bracket's stability, excellent in use effect.
As shown in fig. 4 and 5, in this embodiment, the telescopic annular side portion includes a plurality of concentrically arranged telescopic rings 17, diameters of the plurality of telescopic rings 17 increase sequentially from one end close to the bottom plate 9 to one end far away from the bottom plate 9, a first hook 18 bent toward an inner side of each telescopic ring 17 is arranged at a lower end of each telescopic ring 17, a second hook 19 bent toward an outer side of each telescopic ring 17 is arranged at an upper end of each telescopic ring 17, and the first hooks 18 and the second hooks 19 are arranged along a circumferential direction of the telescopic rings 17;
adjacent two in the expansion ring 17 first trip 18 of an expansion ring 17 cooperatees with the second trip 19 of another expansion ring 17, and is a plurality of the expansion ring 17 that is closest to roof 13 in the expansion ring 17 is the top expansion ring, the second trip 19 and the cooperation of top snap ring 14 of top expansion ring, and is a plurality of the expansion ring 17 that is closest to bottom plate 9 in the expansion ring 17 is the bottom expansion ring, the first trip 18 and the cooperation of bottom trip 11 of bottom expansion ring.
In this embodiment, two adjacent expansion rings 17 sliding fit, the first trip 18 and the bottom trip 11 sliding fit of bottom expansion ring, the second trip 19 and the top trip fixed connection of top snap ring 14 of top expansion ring, when scalable annular lateral part expandes, the first trip 18 and the second trip 19 of two adjacent expansion rings 17, and the first trip 18 and the equal joint cooperation of bottom trip 11 of bottom expansion ring, make the annular lateral part expand, scalable annular lateral part through setting up the festival knot mutually plays the supporting role to casing 1, the firm just be convenient for accomodate of support.
As shown in fig. 6, in the present embodiment, the power module includes a battery 20 disposed in the installation cavity 12 and configured to supply power to the gas sensor 3, the temperature and humidity sensor 4, the microcontroller 5, the wireless communication module 6, and the positioning module 7.
In this embodiment, the battery 20 is preferably a button battery in practical use.
When the mobile phone is used specifically, when the air quality around the position of the shell 1 needs to be monitored, or the telescopic support needs to be opened to support the shell 1 and the mobile phone in the shell 1, the top snap ring 14 is pulled outwards, the top snap ring 14 moves outwards to drive the telescopic rings 17 to move outwards until the first snap hooks 18 and the second snap hooks 19 of two adjacent telescopic rings 17 in the telescopic rings 17 are clamped, the first snap hooks 18 of the bottom telescopic rings are clamped with the bottom snap hooks 11, the telescopic support is completely opened, the air around the position of the shell 1 enters the installation cavity 12 through the air holes 2, the air sensor 3 in the installation cavity 12 detects the formaldehyde concentration and the carbon dioxide concentration in the air in the installation cavity 12, the temperature and humidity sensor 4 in the installation cavity 12 detects the temperature and the humidity of the air in the installation cavity 12, and the air concentration data detected by the air sensor 3 and the temperature and humidity data detected by the temperature and humidity sensor 4 are transmitted to the temperature and humidity sensor 12 The microcontroller 5 transmits gas concentration data detected by the gas sensor 3 and temperature and humidity data detected by the temperature and humidity sensor 4 to the monitoring terminal 8 through the wireless communication module 6; when the air quality around the position of the shell 1 does not need to be monitored, and the telescopic support does not need to be opened to support the shell 1 and the mobile phone in the shell 1, the top snap ring 14 is pushed inwards, the telescopic rings 17 are contracted into a whole, and the telescopic support is accommodated.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a cell-phone shell with air quality monitoring function which characterized in that: the air quality monitoring device comprises a shell (1), a telescopic bracket arranged on the back of the shell (1), a monitoring module and a power supply module, wherein the monitoring module and the power supply module are arranged in the telescopic bracket and used for monitoring the air quality;
the telescopic bracket comprises a base, a cover plate and a telescopic annular side part arranged between the base and the cover plate, the monitoring module and the power supply module are both arranged in the base, and the base is provided with a plurality of air holes (2);
the monitoring module is including all setting up electronic circuit board (21), gas sensor (3) and temperature and humidity sensor (4) in the base, integrated wireless communication module (6) that have microcontroller (5) and meet with microcontroller (5) on the electronic circuit board, the input of microcontroller (5) is connected with orientation module (7), microcontroller (5) are through wireless communication module (6) and monitor terminal (8) wireless communication.
2. A handset housing with air quality monitoring functionality according to claim 1, wherein: the base comprises a bottom plate (9), a support sleeve (10) arranged on the bottom plate (9) and a bottom clamping hook (11) arranged on the outer side surface of the support sleeve (10) along the circumferential direction of the support sleeve (10), the plurality of air holes (2) are arranged on the support sleeve (10) along the circumferential direction of the support sleeve (10), the bottom clamping hook (11) is positioned on the upper portion of the support sleeve (10), and the bottom clamping hook (11) is bent towards the outer side of the support sleeve (10);
the back fixed connection of the bottom surface of bottom plate (9) and casing (1), the top surface of bottom plate (9) and the medial surface of support sleeve (10) form installation cavity (12) jointly, electronic circuit board (21), gas sensor (3), temperature and humidity sensor (4), microcontroller (5), wireless communication module (6) and orientation module (7) all are located installation cavity (12).
3. A handset housing having an air quality monitoring function according to claim 2, wherein: the cover plate comprises a top plate (13), a top clamping ring (14), a connecting block (15) which is arranged at the bottom of the top plate (13) and is in threaded connection with the top clamping ring (14), and a limiting block (16) which is arranged at the bottom of the connecting block (15) and is in clamping fit with the support sleeve (10);
the cross section of roof (13), the cross section of connecting block (15) and the cross section of stopper (16) all are circular, the lower extreme of top snap ring (14) is provided with the top trip of buckling to its inboard, the medial surface of top snap ring (14) is provided with the internal thread, be provided with on the circumference lateral wall of connecting block (15) with interior screw-thread fit's external screw thread.
4. A handset housing having an air quality monitoring function according to claim 3, wherein: the telescopic annular side part comprises a plurality of telescopic rings (17) which are concentrically arranged, the diameters of the telescopic rings (17) are sequentially increased from one end close to the bottom plate (9) to one end far away from the bottom plate (9), the lower end of each telescopic ring (17) is provided with a first clamping hook (18) bent towards the inner side of the telescopic ring, the upper end of each telescopic ring (17) is provided with a second clamping hook (19) bent towards the outer side of the telescopic ring, and the first clamping hook (18) and the second clamping hook (19) are arranged along the circumferential direction of the telescopic ring (17);
adjacent two in expansion ring (17) first trip (18) of an expansion ring (17) cooperate with second trip (19) of another expansion ring (17), and is a plurality of expansion ring (17) that is closest to roof (13) in expansion ring (17) is the top expansion ring, second trip (19) and top snap ring (14) cooperation of top expansion ring are a plurality of expansion ring (17) that is closest to bottom plate (9) is the bottom expansion ring in expansion ring (17), first trip (18) and bottom trip (11) cooperation of bottom expansion ring.
5. A handset housing having an air quality monitoring function according to claim 2, wherein: the power module comprises a battery (20) which is arranged in the installation cavity (12) and used for supplying power to the gas sensor (3), the temperature and humidity sensor (4), the microcontroller (5), the wireless communication module (6) and the positioning module (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220723764.3U CN216904981U (en) | 2022-03-30 | 2022-03-30 | Cell-phone shell with air quality monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220723764.3U CN216904981U (en) | 2022-03-30 | 2022-03-30 | Cell-phone shell with air quality monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216904981U true CN216904981U (en) | 2022-07-05 |
Family
ID=82193276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220723764.3U Expired - Fee Related CN216904981U (en) | 2022-03-30 | 2022-03-30 | Cell-phone shell with air quality monitoring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216904981U (en) |
-
2022
- 2022-03-30 CN CN202220723764.3U patent/CN216904981U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204231463U (en) | A kind of mobile phone shooting support bar | |
| NZ600089A (en) | Head harness & wireless eeg monitoring system | |
| CN103561162A (en) | Mobile terminal and achieving method for measuring blood pressure | |
| CN216904981U (en) | Cell-phone shell with air quality monitoring function | |
| CN204291314U (en) | A kind of neck hanging type bluetooth earphone | |
| CN208190877U (en) | A kind of multifunction wireless earphone storage box | |
| CN206589565U (en) | A kind of detachable shockproof universal wheel | |
| CN109639307B (en) | Tourist management is with visitor positioner | |
| CN208241729U (en) | Mobile phone shell | |
| CN204761528U (en) | Novel cell phone stand who has function of charging | |
| CN210018104U (en) | Recording bracelet and recording file transmission system | |
| CN207691790U (en) | Portable intercom set | |
| CN212486628U (en) | Waterproof type bluetooth self-timer | |
| CN203504615U (en) | Watch-type mobile phone | |
| CN111541777A (en) | Voice-assisted blind person object recognition system based on yolo algorithm | |
| CN201822358U (en) | Portable air cushion | |
| CN206365004U (en) | A kind of sound-box device with protective cover | |
| CN201550147U (en) | Bluetooth stylus and Bluetooth mobile phone | |
| CN214752206U (en) | Be used for on-line endowment service platform to call for help alarm device | |
| CN207124815U (en) | Air-conditioning remote control with ear temperature detection means | |
| CN204761514U (en) | Cell -phone lamp cover | |
| CN206728096U (en) | A kind of mobile phone protective cover for making support with USB flash disk | |
| CN209229240U (en) | A kind of ball shape electric equipment support | |
| CN107911137A (en) | Portable intercom set | |
| CN220121195U (en) | Intelligent mobile terminal convenient to garden management |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220705 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |