CN214586044U

CN214586044U - Intelligent classroom is with all-round tracking infrared detector

Info

Publication number: CN214586044U
Application number: CN202023095127.6U
Authority: CN
Inventors: 马双双; 张靖卉; 张娟; 段卫峰; 李显峰; 安小震; 谢永建; 张楠楠; 张文建; 张晓景
Original assignee: Henan Shengxu Construction Technology Co ltd
Current assignee: Henan Shengxu Construction Technology Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-11-02
Anticipated expiration: 2030-12-21

Abstract

The utility model relates to the technical field of equipment for intelligent classrooms, in particular to an all-round tracking infrared detector for intelligent classrooms, which comprises a detection body and a moving mechanism arranged at the upper end of the detection body, wherein the moving mechanism comprises a top plate, a first sleeve arranged at the upper end of the top plate and extending along the front-back direction, and a slide bar extending along the front-back direction and slidably arranged in the first sleeve, both ends of the slide bar are provided with fixed mounting blocks, a driving mechanism for driving the top plate to slide back and forth is also arranged between the two fixed mounting blocks, and the lower end of the top plate is fixedly connected with the detection body; the left and right sides of each fixed mounting piece upper end all is equipped with the overhang portion, be equipped with the mounting hole on the overhang portion. The utility model discloses can adjust the position of surveying the body, guarantee to survey the body and to human motion information's effective seizure, reach all-round tracked effect.

Description

Intelligent classroom is with all-round tracking infrared detector

Technical Field

The utility model relates to an equipment technical field for the intelligent classroom especially relates to an all-round tracking infrared detector is used in intelligent classroom.

Background

In the information age, the traditional technology and concept are greatly impacted and changed, and the substitution and fusion of the information technology are realized in various aspects, for example, the traditional classroom is only a simple room, a teacher's desk, a blackboard and a desk are arranged in the traditional classroom, along with the gradual integration of the information technology, information products such as a projector, a computer and the like are greatly popularized, and along with the update and the update of the products, the intelligence of the information products is enhanced, and finally, a modern comprehensive intelligent classroom is formed.

Most intelligent classroom at present possesses the ability of surveying the collection student, mr's action, through the information analysis who collects, judge and the next step action that the suggestion target need go on, reach intelligent education's effect, common human action information collection device is for action tracking infrared detector, or calls infrared detector, for the detection range who obtains the wide area in the classroom, infrared detector often is fixed in under the roof at classroom middle part.

The prior art infrared detector has the following problems: when the activity area of a student or a teacher changes greatly, especially on the premise of overlarge classroom space, the position of the infrared detector cannot be adjusted, false alarm or information cannot be effectively captured, and the effect is poor when omnibearing tracking is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides an all-round tracking infrared detector is used in intelligence classroom to solve the problem that current infrared detector can not carry out the position adjustment.

The utility model discloses an all-round tracking infrared detector is used in intelligence classroom adopts following technical scheme:

an omnibearing tracking infrared detector for an intelligent classroom comprises a detection body and a moving mechanism arranged at the upper end of the detection body; the moving mechanism comprises a top plate, a first sleeve which is arranged at the upper end of the top plate and extends along the front-back direction, and a sliding rod which extends along the front-back direction and is slidably arranged in the first sleeve in a penetrating manner, fixed mounting blocks are arranged at two ends of the sliding rod, a driving mechanism for driving the top plate to slide back and forth is further arranged between the two fixed mounting blocks, and the lower end of the top plate is fixedly connected with the detection body; the left and right sides of each fixed mounting piece upper end all is equipped with the overhang portion, be equipped with the mounting hole on the overhang portion.

The driving mechanism comprises a second sleeve and a screw rod, the screw rod is arranged in the second sleeve in a penetrating mode through threads, the second sleeve is fixed to the upper end of the top plate and parallel to the first sleeve, the screw rod is parallel to the sliding rod, the front end and the rear end of the sliding rod are respectively rotatably assembled with the two fixed mounting blocks, and a first motor used for driving the screw rod to rotate is arranged on one of the fixed mounting blocks.

The lower extreme of roof is equipped with at least three dead lever, the equal one end of each dead lever with roof fixed connection, the other end are kept away from roof and downward sloping overhang, the overhang end of each dead lever with the upper end fixed connection of surveying the body.

The top plate comprises a fixing portion above and a rotating portion below, each fixing rod is fixedly connected with the rotating portion, the first sleeve and the second sleeve are fixed to the upper end of the fixing portion, a rotating shaft extending upwards is arranged at the upper end of the rotating portion, through holes extending upwards and downwards are formed in the positions, corresponding to the rotating shaft, of the fixing portion, the rotating shaft is rotatably inserted into the through holes, a baffle plate used for being matched with the fixing portion in a vertically stopping mode to prevent the rotating portion from being separated from the fixing portion downwards is arranged at the upper end of the rotating shaft, and a second motor used for driving the rotating shaft to rotate is arranged at the upper end of the fixing portion.

The fixed part with the rotation portion is the disc-shaped structure, the pivot is located the central point of rotation portion puts, the through-hole is located the central point of fixed part puts, first sleeve and second sleeve are located respectively the left and right sides of through-hole, the second motor is located between first sleeve and the second sleeve.

The first motor and the second motor are both servo motors.

The utility model has the advantages that: the utility model discloses set up moving mechanism on surveying the body, moving mechanism's actuating mechanism can drive the detection body of being connected with the roof and remove along the slide bar, consequently, too big, when meetting student or mr's activity region change in classroom space, can make and survey the body and follow the activity region and remove, adjust the position of surveying the body, guarantee to survey the effective seizure of body to human motion information, reach all-round tracking's effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a front view structural diagram of an embodiment of an omnidirectional tracking infrared detector for an intelligent classroom according to the present invention;

FIG. 2 is a top view corresponding to FIG. 1;

FIG. 3 is an enlarged view of A in FIG. 1;

in the figure: 1. the detection device comprises a detection body, 2, a fixed mounting block, 21, an overhanging part, 22, a mounting hole, 3, a fixed rod, 4, a rotating part, 41, a fixed part, 42, a rotating shaft, 43, a baffle, 44, a through hole, 45, a driving hole, 5, a second motor, 51, a rotating shaft, 6, a first sleeve, 61, a sliding rod, 7, a second sleeve, 71, a screw rod, 72 and a first motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses an embodiment of an all-round tracking infrared detector for an intelligent classroom, as shown in figures 1 to 3, an all-round tracking infrared detector for an intelligent classroom comprises a detection body 1 and a moving mechanism arranged at the upper end of the detection body 1; the moving mechanism comprises a top plate, a first sleeve 6 which is arranged at the upper end of the top plate and extends along the front-back direction, and a sliding rod 61 which extends along the front-back direction and is slidably arranged in the first sleeve 6 in a penetrating manner, fixed mounting blocks 2 are arranged at two ends of the sliding rod 61, a driving mechanism for driving the top plate to slide back and forth is also arranged between the two fixed mounting blocks 2, and the lower end of the top plate is fixedly connected with the detection body 1; the left side and the right side of the upper end of each fixed mounting block 2 are provided with overhanging parts 21, and mounting holes 22 are arranged on the overhanging parts 21.

Further, in order to guarantee the stability of driven stability and structure, actuating mechanism includes that second sleeve 7 and screw thread wear the lead screw 71 of dress in second sleeve 7, second sleeve 7 is fixed in the upper end of ejector pin and is parallel with first sleeve 6, lead screw 71 is parallel with slide bar 61 and both ends rotate the assembly with two fixed mounting piece 2 respectively around and, be equipped with on one of them fixed mounting piece 2 and be used for driving lead screw 71 pivoted first motor 72, first motor 72 drive lead screw 71 rotates, thereby drive second sleeve 7 seesaw, and then drive first sleeve 6 and roof in step, survey body 1 seesaw.

In other embodiments, the driving mechanism may also be an electric push rod fixed on one of the fixed mounting blocks, and a telescopic end of the electric push rod is connected with the top plate.

Further, for the fixed body 1 of surveying of unsettled support, promote the detectability of surveying body 1, the detection performance of body 1 is surveyed in the guarantee, and the lower extreme of roof is equipped with at least three dead lever 3, and roof and downward sloping overhang are kept away from to the equal one end of each dead lever 3 and roof fixed connection, the other end, and the overhang of each dead lever 3 holds and surveys body 1's upper end fixed connection, and 3 equipartitions of dead lever have four in this embodiment.

Further, in order to enable the detecting body 1 to move back and forth and rotate at the same time, so as to obtain a better detecting effect, the top plate includes an upper fixing portion 41 and a lower rotating portion 4, each fixing rod 3 is fixedly connected with the rotating portion 4, the first sleeve 6 and the second sleeve 7 are both fixed at the upper end of the fixing portion 41, the upper end of the rotating portion 4 is provided with a rotating shaft 42 extending upward, the upper and lower positions of the fixing portion 41 corresponding to the rotating shaft 42 are provided with through holes 44 extending upward and downward, the rotating shaft 42 is rotatably inserted into the through holes 44, the upper end of the rotating shaft 42 is fixedly connected with a baffle 43 for vertically stopping and matching with the fixing portion 41 so as to prevent the rotating portion 4 from separating from the fixing portion 41 downward, the upper end of the fixing portion 41 is fixedly provided with a second motor 5 for driving the rotating shaft 42 to rotate, the second motor 5 drives the rotating shaft 42 to rotate in the through holes 44 so as to drive the rotating portion 4 to rotate, so as to achieve the purpose of rotating the detecting body 1, meanwhile, the matching of the rotating shaft 42 and the through hole 44 can also ensure the requirement of back and forth movement.

Further, the through hole 44 is a stepped hole with a large top and a small bottom, the baffle 43 is located in the hole at the upper end, the rotating shaft 42 is rotatably assembled with the hole at the lower end, the rotating shaft 51 of the second motor 5 extends into the driving hole 45 which is preset on the baffle 43 and coaxially corresponds to the rotating shaft 42 up and down and is in driving fit with the driving hole 45, and lubricating oil needs to be injected into each contact surface in advance during use.

Further, in order to obtain a better appearance effect, the fixed portion 41 and the rotating portion 4 are both of a disc-shaped structure, the rotating shaft 42 is located at the center of the rotating portion 4, the through hole 44 is located at the center of the fixed portion 41, the first sleeve 6 and the second sleeve 7 are respectively located at the left and right sides of the through hole 44, and the second motor 5 is located between the first sleeve 6 and the second sleeve 7.

Further, in order to obtain excellent motion performance, the first motor 72 and the second motor 5 are both servo motors.

The utility model discloses set up moving mechanism on surveying body 1, moving mechanism's actuating mechanism can drive the detection body 1 of being connected with the roof and remove along slide bar 61, consequently, at the classroom space too big, when meetting student or mr's activity area change, can make and survey body 1 and follow the activity area and remove, visual condition rotates simultaneously and surveys body 1, adjust the position of surveying body 1, guarantee to survey body 1 and to the effective seizure of human motion information, reach all-round tracking's effect.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an all-round tracking infrared detector is used in intelligent classroom which characterized in that: the device comprises a detection body and a moving mechanism arranged at the upper end of the detection body;

the moving mechanism comprises a top plate, a first sleeve which is arranged at the upper end of the top plate and extends along the front-back direction, and a sliding rod which extends along the front-back direction and is slidably arranged in the first sleeve in a penetrating manner, fixed mounting blocks are arranged at two ends of the sliding rod, a driving mechanism for driving the top plate to slide back and forth is further arranged between the two fixed mounting blocks, and the lower end of the top plate is fixedly connected with the detection body;

the left and right sides of each fixed mounting piece upper end all is equipped with the overhang portion, be equipped with the mounting hole on the overhang portion.

2. The infrared detector for omnidirectional tracking in a smart classroom as defined in claim 1, wherein: the driving mechanism comprises a second sleeve and a screw rod, the screw rod is arranged in the second sleeve in a penetrating mode through threads, the second sleeve is fixed to the upper end of the top plate and parallel to the first sleeve, the screw rod is parallel to the sliding rod, the front end and the rear end of the sliding rod are respectively rotatably assembled with the two fixed mounting blocks, and a first motor used for driving the screw rod to rotate is arranged on one of the fixed mounting blocks.

3. The infrared detector for omnidirectional tracking in a smart classroom as defined in claim 2, wherein: the lower extreme of roof is equipped with at least three dead lever, the equal one end of each dead lever with roof fixed connection, the other end are kept away from roof and downward sloping overhang, the overhang end of each dead lever with the upper end fixed connection of surveying the body.

4. The infrared detector for omnidirectional tracking of the intelligent classroom as set forth in claim 3, wherein: the top plate comprises a fixing portion above and a rotating portion below, each fixing rod is fixedly connected with the rotating portion, the first sleeve and the second sleeve are fixed to the upper end of the fixing portion, a rotating shaft extending upwards is arranged at the upper end of the rotating portion, through holes extending upwards and downwards are formed in the positions, corresponding to the rotating shaft, of the fixing portion, the rotating shaft is rotatably inserted into the through holes, a baffle plate used for being matched with the fixing portion in a vertically stopping mode to prevent the rotating portion from being separated from the fixing portion downwards is arranged at the upper end of the rotating shaft, and a second motor used for driving the rotating shaft to rotate is arranged at the upper end of the fixing portion.

5. The infrared detector for omnidirectional tracking of the intelligent classroom as set forth in claim 4, wherein: the fixed part with the rotation portion is the disc-shaped structure, the pivot is located the central point of rotation portion puts, the through-hole is located the central point of fixed part puts, first sleeve and second sleeve are located respectively the left and right sides of through-hole, the second motor is located between first sleeve and the second sleeve.

6. The infrared detector for omnidirectional tracking of the intelligent classroom as set forth in claim 5, wherein: the first motor and the second motor are both servo motors.