CN213757416U - Intelligent learning chair - Google Patents

Intelligent learning chair Download PDF

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Publication number
CN213757416U
CN213757416U CN202022614804.4U CN202022614804U CN213757416U CN 213757416 U CN213757416 U CN 213757416U CN 202022614804 U CN202022614804 U CN 202022614804U CN 213757416 U CN213757416 U CN 213757416U
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China
Prior art keywords
chair
seat
seat cushion
user
processing unit
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CN202022614804.4U
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Inventor
刘其君
王智杰
黄志辉
柯睦鹏
王宁
刘艳梅
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Ningbo Huamao Youjia Technology Co ltd
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Ningbo Huamao Youjia Technology Co ltd
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Abstract

The utility model relates to the technical field of learning chairs and discloses an intelligent learning chair, which comprises a chair seat and a chair back, wherein the chair seat is provided with an infrared distance measuring sensor, a gyroscope and a central processing unit, the infrared distance measuring sensor is used for monitoring the distance difference between the front, the back, the left and the right of the bottom of the seat cushion and the horizontal plane after the seat cushion is pressed by the buttocks of a user, and the gyroscope is used for sensing the difference of the included angles between the front, the back, the left and the right of the bottom of the seat cushion and the horizontal plane after the seat cushion is pressed by the buttocks of the user; the chair back is provided with a laser ranging device for collecting the distance between the back of the user and the chair back; when the user sits on the seat, infrared distance measuring sensor and gyroscope can awaken central processing unit so that it switches to operating condition to start laser distance measuring device work, central processing unit compares the data that analysis laser distance measuring device gathered, and compares with the data threshold of pre-configuration, thereby judges whether user's position of sitting is correct.

Description

Intelligent learning chair
Technical Field
The utility model relates to a study chair technical field especially relates to an intelligence study chair.
Background
In the existing life, the seat is common furniture, and with the popularization of nine-year compulsory education, children also step into a hall of learning, and generally, the children need to learn on the seat in schools or at home.
Because the current school children face huge academic pressure, the school children usually spend a lot of time to study, most of the existing study chairs are of a unified fixed structure, the school children are difficult to keep correct sitting posture state all the time when in use, if the school children do not develop a habit of maintaining correct sitting posture in a long study process, the school children are easy to cause different types of health problems such as spinal curvature, myopia and the like, and therefore the normal study and life of the school children are seriously influenced, and the body development of the school children is further influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an intelligence study chair, it has the advantage that can real-time supervision user's position of sitting.
In order to achieve the above purpose, the basic scheme of the utility model is as follows: an intelligent learning chair comprises a chair seat and a chair back which are detachably connected, wherein an infrared distance measuring sensor, a gyroscope and a central processing unit are mounted on the chair seat, the infrared distance measuring sensor and the gyroscope are electrically connected with the central processing unit respectively, the infrared distance measuring sensor is used for monitoring the distance difference between the front and back, the left and right sides and the horizontal plane of the bottom of a seat cushion after the seat cushion is pressed by the buttocks of a user, and the gyroscope is used for sensing the difference of the included angles between the front and back, the left and right sides and the horizontal plane of the bottom of the seat cushion after the seat cushion of the chair seat is pressed by the buttocks of the user; the installation is used for gathering the laser rangefinder of distance between user's the back of the chair and the back of the chair on the back of the chair, and laser rangefinder is connected with the central processing unit electricity, and when the user sat on the seat support, infrared rangefinder sensor and gyroscope can awaken up central processing unit so that it switches to operating condition to start laser rangefinder work.
Further, the back of the chair includes back, support frame, go up the back and include that a set of symmetry sets up the back body in the support frame both sides, the back body can be dismantled with the support frame and be connected.
Further, laser rangefinder includes mounting bracket, first laser rangefinder sensor and second laser rangefinder sensor, mounting bracket fixed mounting is at the support frame top, fixed mounting has the casing on the mounting bracket, the casing be located between the back body and with back body fixed connection, first laser rangefinder sensor fixed mounting is at the casing top, second laser rangefinder sensor fixed mounting is in the casing bottom.
Further, the first laser ranging sensor is provided with a first probe, the first probe is exposed out of the shell and used for collecting first distance data, and the first distance data is defined as the distance data from the back of the user to the first probe; the second laser ranging sensor is provided with a second probe, the second probe is exposed out of the shell and used for collecting second distance data, and the second distance data is defined as the distance data from the back of the user to the second probe.
Further, the seat support is including seatpad and the pedestal that can dismantle the connection, infrared distance measuring sensor, gyroscope and central processing unit all fixed mounting are in the space that seatpad and pedestal enclose and close.
Furthermore, a connecting frame is fixedly connected between the seat body and the seat cushion, one end of the connecting frame is slidably mounted on the support frame, a first mounting hole is formed in the connecting frame, a plurality of second mounting holes matched with the first mounting hole are formed in the support frame, and a fixing bolt is connected between the first mounting hole and the second mounting hole.
Further, the seatpad includes the seatpad frame, seatpad frame intussuseption is filled with the design sponge, seatpad frame surface cladding has the seatpad cover.
Further, a base is arranged below the seat, and the base is detachably connected with the bottom of the supporting frame.
Furthermore, the edge of the base extends outwards to form a plurality of supporting legs, the supporting legs are evenly distributed on the base, and universal wheels are respectively installed on each supporting leg.
Compared with the prior art, the scheme has the beneficial effects that:
1. when a user sits on the chair seat, after the seat cushion is pressed by the buttocks of the user, the difference of included angles and the difference of distances can be generated between the front and back, the left and the right of the bottom of the seat cushion and the horizontal plane, and the infrared distance measuring sensor and the gyroscope send monitored data signals to the central processing unit and awaken the central processing unit; meanwhile, the first laser ranging sensor and the second laser ranging sensor start ranging at the backrest, the central processing unit compares the first distance data and the second distance data with a preset data threshold value for analysis, and when the first distance data and the second distance data are both in the range of the data threshold value, the sitting posture of the user is correct; when any one of the first distance data or the second distance data is not within the data threshold value range, the sitting posture of the user is incorrect.
2. The infrared distance measuring sensor and the gyroscope at the bottom of the seat cushion are used for detecting the difference of included angles and distances between the left and right sides, the front and back sides and the horizontal plane, so that the sitting posture of a user can be detected more comprehensively.
3. The central processing unit can upload the comparison and analysis result to the cloud end to store the record, and parents can acquire sitting posture data of the user from the app end of the mobile phone and correct wrong sitting postures of the user in time.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an exploded view of the present invention.
Reference numerals in the drawings of the specification include: seat support 1, seatpad 11, pedestal 12, infrared distance measuring sensor 2, gyroscope 3, central processing unit 4, mounting bracket 5, go up back 51, casing 6, first laser ranging sensor 61, second laser ranging sensor 62, link 7, fixing bolt 71, base 8, supporting legs 81, universal wheel 82, support frame 9.
Detailed Description
The invention will be described in further detail by means of specific embodiments with reference to the accompanying drawings:
example (b):
the utility model provides an intelligence study chair, as shown in fig. 1, including the seat support 1, the back of the chair and the support frame 9 that can dismantle the connection, seat support 1 below is provided with base 8, and base 8 can be dismantled with the bottom of support frame 9 and be connected, and the edge of base 8 outwards extends and forms a plurality of supporting legss 81, and supporting legss 81 evenly distributed is on base 8, installs universal wheel 82 on each supporting legss 81 respectively.
As shown in fig. 2, the seat 1 comprises a seat cushion 11 and a seat body 12 which are detachably connected, the seat cushion 11 comprises a seat cushion frame, shaped sponge is filled in the seat cushion frame, and a seat cushion cover is coated on the surface of the seat cushion frame; fixedly connected with link 7 between pedestal 12 and seatpad 11, the one end slidable mounting of link 7 has seted up first mounting hole on the link 7 on the support frame 9, has seted up a plurality of second mounting holes with first mounting hole adaptation on the support frame 9, is connected with fixing bolt 71 between first mounting hole and the second mounting hole. Fixed mounting has infrared ranging sensor 2, gyroscope 3 and central processing unit 4 in the seat support 1, infrared ranging sensor 2 and gyroscope 3 are connected with central processing unit 4 electricity respectively, and infrared ranging sensor 2 is used for monitoring around the seatpad bottom of seat support 1, control and the difference of distance between the horizontal plane, and gyroscope 3 is used for responding to 1 seatpad of seat support after receiving user buttock pressure, around the seatpad bottom, control and the difference of contained angle between the horizontal plane.
As shown in fig. 2, the chair back comprises an upper backrest 51 and a support frame 9, the upper backrest 51 comprises a group of backrest bodies symmetrically arranged on two sides of the support frame 9, and the backrest bodies are detachably connected with the support frame 9. The supporting frame 9 is provided with a laser ranging device for collecting the distance between the back of the user and the chair back, the laser ranging device comprises a mounting frame 5, the device comprises a first laser ranging sensor 61 and a second laser ranging sensor 62, wherein an installation frame 5 is fixedly installed at the top of a support frame 9, a shell 6 is fixedly installed on the installation frame 5, a buzzer electrically connected with a central processing unit 4 is arranged in the shell 6, the shell 6 is positioned between backrest bodies and fixedly connected with the backrest bodies, the first laser ranging sensor 61 is fixedly installed at the top of the shell 6, the second laser ranging sensor 62 is fixedly installed at the bottom of the shell 6, the first laser ranging sensor 61 and the second laser ranging sensor 62 are respectively electrically connected with the central processing unit 4, the first laser ranging sensor 61 is provided with a first probe, the first probe is exposed out of the shell 6 and used for acquiring first distance data, and the first distance data is defined as the distance data from the back of a user to the first probe; the second laser ranging sensor 62 is configured with a second probe exposed to the housing 6 and configured to acquire second distance data, which is defined as distance data from the user's back to the second probe.
The specific implementation mode of the scheme is as follows:
when the user uses the intelligent learning chair for the first time, the user needs to do according to the standard sitting posture, the central processing unit 4 can collect the relevant data of the user and store the relevant data as a standard value, and a corresponding data threshold value is generated according to the standard value.
When a user sits on the chair seat 1 again, the infrared distance measuring sensor 2 monitors the distance difference between the front and back, the left and the right of the bottom of the seat cushion of the chair seat 1 and the horizontal plane, the gyroscope 3 monitors the included angle difference between the front and back, the left and the right of the bottom of the seat cushion and the horizontal plane after the seat cushion of the chair seat 1 is pressed by the hip of the user, the infrared distance measuring sensor 2 and the gyroscope 3 send monitored data signals to the central processing unit 4 and awaken the central processing unit 4 to enable the central processing unit 4 to be switched to a working state from an initial standby state; meanwhile, the first laser ranging sensor 61 and the second laser ranging sensor 62 start to perform ranging, the first laser ranging sensor 61 performs ranging to obtain first distance data, the second laser ranging sensor 62 performs ranging to obtain second distance data, the central processing unit 4 performs comparison analysis on the first distance data and the second distance data and a preset data threshold value, and when the first distance data and the second distance data are both in the range of the data threshold value, the sitting posture of the user is correct; when any one of the first distance data or the second distance data is not in the range of the data threshold, that is, the sitting posture of the user is incorrect is indicated, the central processing unit 4 controls the buzzer to work so as to remind the user of correcting the sitting posture in time.
Meanwhile, if the inclination angle exceeds the preset data threshold range, the central processing unit 4 controls the buzzer to work so as to remind a user of correcting the sitting posture in time.
The central processing unit 4 can upload the comparison and analysis result to the cloud for storage, and the parents can acquire the sitting posture data of the user from the app end of the mobile phone and correct the wrong sitting posture of the user.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (9)

1. The utility model provides an intelligence study chair, includes seat support (1) and the back of the chair that can dismantle the connection, its characterized in that: the seat is characterized in that an infrared distance measuring sensor (2), a gyroscope (3) and a central processing unit (4) are mounted on the seat (1), the infrared distance measuring sensor (2) and the gyroscope (3) are respectively electrically connected with the central processing unit (4), the infrared distance measuring sensor (2) is used for monitoring the distance difference between the front and back, the left and right sides and the horizontal plane of the bottom of the seat cushion after the seat cushion of the seat (1) is pressed by the buttocks of a user, and the gyroscope (3) is used for sensing the difference of the included angles between the front and back, the left and right sides and the horizontal plane of the bottom of the seat cushion after the seat cushion of the seat (1) is pressed by the buttocks of the user; the installation is used for gathering the laser rangefinder of distance between user's the back of the chair and the back of the chair on the back of the chair, and laser rangefinder is connected with central processing unit (4) electricity, and when the user sat on seat support (1), central processing unit (4) can be awaken up in order to make it switch to operating condition in infrared rangefinder sensor (2) and gyroscope (3) to start laser rangefinder work.
2. The intelligent learning chair of claim 1, wherein: the back of the chair includes back (51), support frame (9), go up back (51) including a set of symmetry setting at the back body of support frame (9) both sides, the back body can be dismantled with support frame (9) and be connected.
3. The intelligent learning chair of claim 2, wherein: laser rangefinder includes mounting bracket (5), first laser rangefinder sensor (61) and second laser rangefinder sensor (62), mounting bracket (5) fixed mounting is at support frame (9) top, fixed mounting has casing (6) on mounting bracket (5), casing (6) be located between the back body and with back body fixed connection, first laser rangefinder sensor (61) fixed mounting is at casing (6) top, second laser rangefinder sensor (62) fixed mounting is in casing (6) bottom.
4. The intelligent learning chair of claim 3, wherein: the first laser ranging sensor (61) is provided with a first probe, the first probe is exposed out of the shell (6) and is used for collecting first distance data, and the first distance data is defined as distance data from the back of a user to the first probe; the second laser ranging sensor (62) is provided with a second probe, which is exposed to the housing (6) and is used for acquiring second distance data, which is defined as distance data from the back of the user to the second probe.
5. The intelligent learning chair of claim 1, wherein: the seat support (1) comprises a seat cushion (11) and a seat body (12) which are detachably connected, and the infrared distance measuring sensor (2), the gyroscope (3) and the central processing unit (4) are fixedly installed in a space enclosed by the seat cushion (11) and the seat body (12).
6. The intelligent learning chair of claim 5, wherein: fixedly connected with link (7) between pedestal (12) and seatpad (11), the one end slidable mounting of link (7) is on support frame (9), first mounting hole has been seted up on link (7), set up a plurality of and the second mounting hole of first mounting hole adaptation on support frame (9), be connected with fixing bolt (71) between first mounting hole and the second mounting hole.
7. The intelligent learning chair of claim 5, wherein: the seat cushion (11) comprises a seat cushion frame, wherein the seat cushion frame is filled with shaping sponge, and the surface of the seat cushion frame is coated with a seat cushion cover.
8. The intelligent learning chair of claim 7, wherein: the chair is characterized in that a base (8) is arranged below the chair seat (1), and the base (8) is detachably connected with the bottom of the supporting frame (9).
9. The intelligent learning chair of claim 8, wherein: the edge of base (8) outwards extends and forms a plurality of supporting legss (81), and supporting legss (81) evenly distributed is on base (8), installs universal wheel (82) on each supporting legss (81) respectively.
CN202022614804.4U 2020-11-12 2020-11-12 Intelligent learning chair Active CN213757416U (en)

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Application Number Priority Date Filing Date Title
CN202022614804.4U CN213757416U (en) 2020-11-12 2020-11-12 Intelligent learning chair

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Application Number Priority Date Filing Date Title
CN202022614804.4U CN213757416U (en) 2020-11-12 2020-11-12 Intelligent learning chair

Publications (1)

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CN213757416U true CN213757416U (en) 2021-07-23

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CN202022614804.4U Active CN213757416U (en) 2020-11-12 2020-11-12 Intelligent learning chair

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113768711A (en) * 2021-09-14 2021-12-10 山东理工大学 Liftable novel multi-position physiotherapy wheelchair bed

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113768711A (en) * 2021-09-14 2021-12-10 山东理工大学 Liftable novel multi-position physiotherapy wheelchair bed

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