CN105640046A

CN105640046A - Intelligent adjustable desk

Info

Publication number: CN105640046A
Application number: CN201610158600.XA
Authority: CN
Inventors: 黄柯玮
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-03-21
Filing date: 2016-03-21
Publication date: 2016-06-08

Abstract

The invention discloses an intelligent adjustable desk which comprises a desk board and support legs, wherein the middle parts of the support legs are connected with each other via connecting rods; a desk board framework is arranged at the top ends of the supporting legs; the end, near a user, of the desk board is arranged at the near end of the desk board framework via a front-back movement adjusting mechanism; the end, far away from the user, of the desk board is connected with the remote end of the front-back movement adjusting mechanism via a pitching adjusting mechanism; a controller and a detection mechanism used for detecting the distance between the user and the desk board are arranged on the desk board; the input end of the controller is connected with the output end of the detection mechanism; the output end of the controller is connected to the controlled ends of the front-back movement adjusting mechanism and the pitching adjusting mechanism. The intelligent adjustable desk has the advantages that the distances between the desk board, and the chest, the legs and the head of a student can be adjusted automatically according to the physical characteristics of the student, and whether the sitting posture of the student is right or not can be judged automatically, so that the sitting posture of the student can be kept right all the time, and the problems of decreased vision and spinal column deformity can be prevented effectively.

Description

Intelligence adjustable desk

Technical field

The present invention relates to study article technical field, particularly a kind of desk.

Background technology

It is known that, the most time of adolescent student every day is all spent in study, long indoctrination session fatigues one's body, and cause that sitting posture is out of shape, and then cause hypometropia or the phenomenons such as bow-backed occur, so the stationary structure that problem is that tradition desk cannot regulate the distance with student's health voluntarily after sitting posture of student is out of shape. Also having some to possess in the market can the desk of manual up-down adjustment desk height, this type of desk is fix by screw mostly, with instrument screw will be unloaded when lifting every time and just can lift, and the position after lifting also is relatively single and fixing, has great inconvenience. Also there is only a few desk to possess and have the function regulating height and luffing angle concurrently, but be required for carrying out manual adjustments according to student self subjective consciousness, it is impossible to play zero offset capability. Education is the cause towards people, even if little to one chair of a desk be also concerning the large-engineering cultivated talent, students in middle and primary schools are in the gold period of growth promoter, owing to tradition desk causes that the problems such as students in middle and primary schools' visual deterioration become increasingly conspicuous, therefore a novelty desk is provided to be extremely urgent for students in middle and primary schools.

Summary of the invention

The technical issues that need to address of the present invention are to provide one can regulate desk structure in real time according to sitting posture of student, corrects faulty sitting posture so that student to be played, the effect of prevention visual deterioration.

For solving above-mentioned technical problem, the technical solution used in the present invention is as follows.

Intelligence adjustable desk, including desktop and be positioned at the supporting leg of the left and right sides below desktop, two midlegs are connected by connecting rod; The top of described supporting leg is provided with desktop framework, and desktop is arranged on desktop framework near-end near the side that enters of human body by movable governor motion, and desktop is connected with movable governor motion far-end by pitching adjusting mechanism away from the distal end portion of human body; Being provided with controller on described desktop and for detecting the testing agency of human body and the spacing of desktop, the input of described controller connects the outfan of testing agency, and the outfan of controller connects the controlled end of movable governor motion and pitching adjusting mechanism.

Above-mentioned intelligence adjustable desk, described movable governor motion includes the horizontal slide rail that is slidably arranged in the chute of the desktop framework left and right sides and the first telescoping mechanism being arranged in chute to drive horizontal slide rail movable in chute;Described testing agency includes the first range sensor entering side distance for detecting human body and desktop, the outfan of the first range sensor connects the input of controller, the outfan of controller connects the controlled end of the first telescoping mechanism, and the expansion link of the first telescoping mechanism is fixing with one end of horizontal slide rail to be connected.

Above-mentioned intelligence adjustable desk, described pitching adjusting mechanism includes the second telescoping mechanism being fixedly installed horizontal slide rail away from human body far-end; Described testing agency includes the second distance sensor for detecting human body head and the spacing of desktop distal end portion, the outfan of second distance sensor connects the input of controller, the outfan of controller connects the controlled end of the second telescoping mechanism, and the expansion link top of the second telescoping mechanism is hinged with desktop distal end portion bottom face.

Above-mentioned intelligence adjustable desk, described supporting leg includes support bar and lower margin, and described support bar is the lifting regulating mechanism being connected with controller, and lifting regulating mechanism includes that bottom is fixed on lower margin, the 3rd telescoping mechanism being connected is fixed on top with desktop framework bottom face; Described testing agency includes being arranged on desktop framework on the bottom face on people side, for detecting the desktop the 3rd range sensor to human leg's distance, the outfan of the 3rd range sensor connects the input of controller, and the outfan of controller connects the controlled end of the 3rd telescoping mechanism.

Above-mentioned intelligence adjustable desk, described first telescoping mechanism, the second telescoping mechanism and the 3rd telescoping mechanism are by motor-driven electric expansion bar, and the outfan of controller connects the controlled end of motor by motor-drive circuit.

Above-mentioned intelligence adjustable desk, described desktop is provided with light intensity sensor, and the outfan of light intensity sensor connects the input of controller, and the outfan of controller is by being inlaid in light units in the light intensity regulating circuit junction chamber in desktop framework.

Above-mentioned intelligence adjustable desk, described desktop is additionally provided with Temperature Humidity Sensor, and the outfan of Temperature Humidity Sensor connects the input of controller, and the outfan of controller connects room conditioning by the ON-OFF control circuit being inlaid in desktop framework.

Above-mentioned intelligence adjustable desk, the region that described desktop is placed elbow is embedded in a weight induction sensor respectively, and the outfan of weight induction sensor connects the input of controller, and the outfan of controller connects the alarm device being arranged on desktop framework.

Owing to have employed above technical scheme, the invention technological progress is as follows.

The present invention can be automatically adjusted the distance between desktop and human chest, leg and head according to student's physical trait, and can automatic decision sitting posture of student whether out of shape, so that student can keep correct sitting posture the moment, and effectively prevent the generation of the problem such as visual deterioration and deformation of spinal column. The present invention can also sense light intensity change and in real time according to light intensity in detection data conditioning chamber, in addition to prevention and alleviation physical fatigue, the present invention can also the temperature humidity of surrounding being monitored make it maintain in the prescribed limit making physical comfort in real time, provide a comfortable academic environment for student.

Accompanying drawing explanation

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the electrical schematic diagram of the present invention;

Fig. 3 is the circuit diagram of motor-drive circuit of the present invention;

Fig. 4 is the circuit diagram of light intensity regulating circuit of the present invention;

Fig. 5 is the circuit diagram of ON-OFF control circuit of the present invention.

Wherein: 1. desktop, 2. desktop framework, 3. horizontal slide rail, 4. support bar, 5. lower margin, 6. connecting rod.

Detailed description of the invention

Below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.

A kind of intelligence adjustable desk, its structure is as it is shown in figure 1, include desktop 1,2, two supporting legs of desktop framework and two connecting rods 6, and two supporting legs are arranged on the left and right sides below desktop, and two connecting rods are fixedly connected between two supporting legs; Being provided with controller, testing agency, movable governor motion and pitching adjusting mechanism on desktop framework, supporting leg includes lower margin 5 and support bar 4, and support bar 4 adopts lifting regulating mechanism; Lifting regulating mechanism is arranged on lower margin, desktop framework is fixed on lifting regulating mechanism, movable governor motion is arranged on desktop framework, desktop is hinged on movable governor motion near the side that enters of human body, and desktop is connected with movable governor motion far-end by pitching adjusting mechanism away from the distal end portion of human body.

Controller mainly adopts single chip machine controlling circuit, according to the movable governor motion of the numerical control of testing agency's detection, pitching adjusting mechanism and lifting regulating mechanism, desk structure is adjusted.

Testing agency includes the first range sensor, second distance sensor and the 3rd range sensor. First range sensor is arranged on desktop and enters side end edge edge, is used for detecting human body and enters side distance with desktop, and the numerical value that controller records according to the first range sensor adjusts, by controlling movable governor motion, the distance that desktop enters between side and human body; Second distance sensor is arranged on desktop far-end, and for detecting distance between human body head and desktop distal end portion, the numerical value that controller records according to second distance sensor adjusts the luffing angle of desktop by controlling pitching adjusting mechanism; 3rd range sensor is arranged on desktop framework on the bottom face on people side, and for detecting desktop to the distance between human leg, the numerical value that controller records according to the 3rd range sensor adjusts the height of desktop by controlling lifting regulating mechanism.

Movable governor motion, for realizing the adjustment that human body and desktop enter the spacing of side. Movable governor motion includes two horizontal slide rails 3 and two set the first telescoping mechanisms, horizontal slide rail is slidably arranged in the chute of the desktop framework left and right sides, first telescoping mechanism is fixedly installed on the end of chute, and the expansion link top of the first telescoping mechanism is fixing with the end of horizontal slide rail to be connected. First telescoping mechanism drives horizontal slide rail movable in chute under the instruction of single-chip microcomputer, thus changing the distance that desktop enters between side and human body. In the present embodiment, the first telescoping mechanism is by motor-driven electric expansion bar, and single-chip microcomputer is calculated according to the signal that the first range sensor detects and passes through motor-drive circuit connecting the controlled end of motor, and the circuit diagram of motor-drive circuit is as shown in Figure 3.

In routine use process, it is moderate that desktop enters when the distance between side and human body is 10 ~ 20cm, and 0 ~ 10cm is too near, be too far during 20 ~ 40cm, then individual during more than 40cm thinks no one. Therefore in the present invention, when Single Chip Microcomputer (SCM) program sets, can being configured according to this parameter, namely when desktop enters side from during within human body 10 ~ 20cm or more than 40cm, the motor switch of the first telescoping mechanism disconnects; When desktop enters side from human body 0 ~ 10cm or 20 ~ 40cm, the motor controlling the first telescoping mechanism is closed by single-chip microcomputer, regulates desktop and enters the side spacing with human body to 10 ~ 20cm, and then the motor switch of the first telescoping mechanism disconnects.

Pitching adjusting mechanism, for realizing the adjustment of human body head and the spacing of desktop. Pitching adjusting mechanism includes the second telescoping mechanism, and the bottom of the second telescoping mechanism is fixedly installed the horizontal slide rail far-end away from human body, and the expansion link top of the second telescoping mechanism is hinged with desktop distal end portion bottom face. Second telescoping mechanism drives desktop far-end to rotate with desktop near-end for the center of circle under the instruction of single-chip microcomputer, thus changing the luffing angle of desktop, changes the distance between human body head and desktop further. In the present embodiment, the second telescoping mechanism is by motor-driven electric expansion bar, and single-chip microcomputer is calculated according to the signal that second distance sensor detects and passes through motor-drive circuit connecting the controlled end of motor, and the circuit diagram of motor-drive circuit is as shown in Figure 3.

In routine use process, when angle between desktop and horizontal plane is 15 ��, it is minimum that eyes and shoulder neck arm bear pressure, if now human body is 45-60cm with the sighting distance of desktop, visual angle so now is 70 ��, it is the most healthy visual angle, decreases the probability of myopia and hunch to the full extent. And the angle between desktop and horizontal plane is optimal read angle when being 45 ��, student can lean against and read on the chair back, eyes are books is level, visual angle is also the healthy visual angle of 70 degree, again neck need not be stretched out, then reading of bowing, hold in both hands books without both hands, alleviating asthenopia, alleviates shoulder neck arm pressure. In distance, the far-end of desktop and the distance 15 ~ 60cm of head part are too near, and 60 ~ 70cm is moderate, and 70 ~ 100cm is too remote, is no one more than 100cm. Therefore in the present invention, when Single Chip Microcomputer (SCM) program sets, can being configured according to this parameter, namely when desktop far-end is from during within head 60 ~ 70cm or more than 100cm, the motor switch of the second telescoping mechanism disconnects; When desktop far-end is from the distance that head is 15 ~ 60cm or 70 ~ 100cm, single-chip microcomputer will control the motor Guan Bi of the second telescoping mechanism, regulate desktop inclination angle, until the distance 60 ~ 70cm of far-end and head, and then the switching off of motor the second telescoping mechanism.

Lifting regulating mechanism, for regulating the height of desktop. Lifting regulating mechanism is the 3rd telescoping mechanism with Telescopic, and the bottom of the 3rd telescoping mechanism is fixedly installed on lower margin, and the top of the 3rd telescoping mechanism is fixing with desktop framework bottom face to be connected. 3rd telescoping mechanism drives desktop to move up and down under the instruction of single-chip microcomputer, thus changing the height of desktop. In the present embodiment, the 3rd telescoping mechanism is by motor-driven electric expansion bar, and single-chip microcomputer is calculated according to the signal that the 3rd range sensor detects and passes through motor-drive circuit connecting the controlled end of motor, and the circuit diagram of motor-drive circuit is as shown in Figure 3.

In routine use process, by table top height adjusting to adapt to the use of the student of different height, it is to avoid make student's musculi colli and muscle of back in tension owing to height is unworthy of, cause neck shoulder flank pain, affect the growth promoter of child; When the distance 0 ~ 6cm of desktop bottom face Yu thigh is too near, 7 ~ 11cm is moderate, and 12 ~ 40cm be too far, more than 40cm then it is believed that no one. Therefore in the present invention, when Single Chip Microcomputer (SCM) program sets, can be configured according to this parameter, namely when desktop bottom face is within thigh 7 ~ 11cm or more than 40cm, the motor switch of the 3rd telescoping mechanism disconnects; When desktop bottom face from thigh distance be 0 ~ 6cm or 12 ~ 40cm time, single-chip microcomputer will control the motor Guan Bi of the 3rd telescoping mechanism, regulate the spacing of desktop bottom face and thigh to 7 ~ 11cm, and then the motor switch of the 3rd telescoping mechanism disconnects.

In the present invention, it is also provided with light intensity sensor, Temperature Humidity Sensor and two weight induction sensors on the table, also sets up the alarm device of the light intensity regulating circuit of corresponding light intensity sensor, the ON-OFF control circuit of corresponding Temperature Humidity Sensor and the corresponding weight induction sensor that connect with single-chip microcomputer accordingly in the controller.

The setting of light intensity sensor and light intensity regulating circuit, is used for regulating indoor illumination brightness, meets student's user demand. The wherein intensity of illumination of the real-time surrounding being monitored of light intensity sensor, and it is transferred in single-chip microcomputer, with the parameter value comparison set in single-chip microcomputer, then single-chip microcomputer sends instruction by the illumination brightness of light units in light intensity regulating circuit control room. In the present invention, when Single Chip Microcomputer (SCM) program sets, can being configured according to following parameter, namely when light intensity sensor detects indoor environment intensity of illumination less than 800 lux, Single-chip Controlling light units closes, and heightens brightness; When indoor environment intensity of illumination is more than 800 luxs and less than 2000 lux, light is in good brightness range, and single-chip microcomputer does not send instructions; When indoor environment intensity of illumination is more than 2000 lux, Single-chip Controlling light units closes, and reduces brightness. In the present embodiment, the circuit diagram of light intensity regulating circuit is as shown in Figure 4.

The setting of Temperature Humidity Sensor and ON-OFF control circuit, for the humiture of adjusting indoor environment, meets student's user demand. The wherein humiture of the real-time surrounding being monitored of Temperature Humidity Sensor, and it is transferred in single-chip microcomputer, with the parameter value comparison set in single-chip microcomputer, then single-chip microcomputer sends the instruction open and close by ON-OFF control circuit control room conditioning, realize further carrying out freezing according to indoor actual environment, heat, dry and the operation such as air cleaning, finally make indoor present a comfortable environment. In the present invention, when Single Chip Microcomputer (SCM) program sets, can be configured according to following parameter, namely when temperature sensor detects that indoor environment temperature is less than 5 DEG C or more than 30 DEG C, Single-chip Controlling air conditioning system Operating In Persistent Current Mode, temperature is regulated between 5 DEG C to 30 DEG C; When indoor environment temperature is between 5 DEG C to 30 DEG C, now people is in temperature range conveniently, and air conditioning system switches off; When humidity sensor detects indoor environment humidity less than 40%, Single-chip Controlling humidifier system Operating In Persistent Current Mode, by humidity regulation to more than 40%; When indoor environment humidity is more than 70%, Single-chip Controlling dehumidifier Guan Bi is started working, by humidity regulation to 70% once; When indoor environment humidity is between 40% to 70%, now people is in humidity range conveniently, and humidifier and dehumidifier switch off. In the present embodiment, the circuit diagram of light intensity regulating circuit is as shown in Figure 5.

The setting of weight induction sensor and alarm device, is used for detecting sitting posture of student, when sitting posture is nonstandard, sends alarm. Two of which weight induction sensor is two elbows of the perception pressure to desktop respectively, and numerical value is passed back single-chip microcomputer, and the difference of two numerical value analyzed by single-chip microcomputer, and when difference is bigger, Single-chip Controlling warner is opened, and gives a warning, and reminds student to correct faulty sitting posture. In the present invention, when Single Chip Microcomputer (SCM) program sets, can being configured according to following parameter, namely when the numerical value that two weight induction devices are passed back, after single-chip microcomputer judges, when the difference of numerical value is less than 1MPa, now duplex supports upper body and is in the state of balance, does not report to the police;When the difference of numerical value is more than 1MPa, now duplex support upper body is in and weighs light state, and sitting posture is out of shape, and Single-chip Controlling alarm device action gives a warning, and reminds student to correct faulty sitting posture.

Claims

1. intelligence adjustable desk, including desktop (1) be positioned at the supporting leg of the left and right sides below desktop, two midlegs are by connecting rod (6) connection; It is characterized in that: the top of described supporting leg is provided with desktop framework (2), desktop is arranged on desktop framework near-end near the side that enters of human body by movable governor motion, and desktop is connected with movable governor motion far-end by pitching adjusting mechanism away from the distal end portion of human body; Being provided with controller on described desktop and for detecting the testing agency of human body and the spacing of desktop, the input of described controller connects the outfan of testing agency, and the outfan of controller connects the controlled end of movable governor motion and pitching adjusting mechanism.

2. intelligence adjustable desk according to claim 1, it is characterised in that: horizontal slide rail (3) that described movable governor motion includes being slidably arranged in the chute of the desktop framework left and right sides and the first telescoping mechanism being arranged in chute to drive horizontal slide rail movable in chute; Described testing agency includes the first range sensor entering side distance for detecting human body and desktop, the outfan of the first range sensor connects the input of controller, the outfan of controller connects the controlled end of the first telescoping mechanism, and the expansion link of the first telescoping mechanism is fixing with one end of horizontal slide rail to be connected.

3. intelligence adjustable desk according to claim 2, it is characterised in that: described pitching adjusting mechanism includes the second telescoping mechanism being fixedly installed horizontal slide rail away from human body far-end; Described testing agency includes the second distance sensor for detecting human body head and the spacing of desktop distal end portion, the outfan of second distance sensor connects the input of controller, the outfan of controller connects the controlled end of the second telescoping mechanism, and the expansion link top of the second telescoping mechanism is hinged with desktop distal end portion bottom face.

4. intelligence adjustable desk according to claim 1, it is characterized in that: described supporting leg includes support bar (4) and lower margin (5), described support bar is the lifting regulating mechanism being connected with controller, and lifting regulating mechanism includes that bottom is fixed on lower margin, the 3rd telescoping mechanism being connected is fixed on top with desktop framework bottom face; Described testing agency includes being arranged on desktop framework on the bottom face on people side, for detecting the desktop the 3rd range sensor to human leg's distance, the outfan of the 3rd range sensor connects the input of controller, and the outfan of controller connects the controlled end of the 3rd telescoping mechanism.

5. the intelligent adjustable desk according to any one of claim 2 to 4, it is characterized in that: described first telescoping mechanism, the second telescoping mechanism and the 3rd telescoping mechanism are by motor-driven electric expansion bar, and the outfan of controller connects the controlled end of motor by motor-drive circuit.

6. intelligence adjustable desk according to claim 1, it is characterized in that: described desktop is provided with light intensity sensor, the outfan of light intensity sensor connects the input of controller, and the outfan of controller is by being inlaid in light units in the light intensity regulating circuit junction chamber in desktop framework.

7. intelligence adjustable desk according to claim 1, it is characterized in that: described desktop is additionally provided with Temperature Humidity Sensor, the outfan of Temperature Humidity Sensor connects the input of controller, and the outfan of controller connects room conditioning by the ON-OFF control circuit being inlaid in desktop framework.

8. intelligence adjustable desk according to claim 1, it is characterized in that: the region placing elbow on described desktop is embedded in a weight induction sensor respectively, the outfan of weight induction sensor connects the input of controller, and the outfan of controller connects the alarm device being arranged on desktop framework.