CN112178421A

CN112178421A - Movable camera for classroom

Info

Publication number: CN112178421A
Application number: CN202011013813.6A
Authority: CN
Inventors: 朱玉荣; 汤鹏飞; 项维军; 刘家杏
Original assignee: Anhui Wenxiang Information Technology Co Ltd
Current assignee: Anhui Wenxiang Information Technology Co Ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-01-05

Abstract

The invention discloses a movable camera for a classroom, and relates to the technical field of image acquisition. The rope guide rail comprises a guide rail, wherein a first groove body is formed in the installation surface of the guide rail, guide wheels are rotatably installed at two opposite ends of the first groove body, and a driving mechanism for driving a rope to move around the guide wheels is installed in the first groove body; the sliding frame comprises a sliding block, a wire harness fixing mechanism and a sliding mechanism, the sliding mechanism moving along the side wall of the sliding groove is installed in the installation groove, a second groove body is formed in the upper end face of the sliding block, and the wire harness fixing mechanism fixedly connected with a rope is fixedly installed in the second groove body; two groups of contacts are symmetrically arranged on two sides of the second groove body and are in contact with the metal wires arranged in the sliding grooves; a mounting seat is fixed on the lower side surface of the sliding frame, and a camera is fixedly mounted on the mounting seat. The invention is connected with the sliding frame in a sliding way through the guide rail, and meanwhile, the driving mechanism and the rope which drive the sliding frame to move are arranged in the guide rail, thereby realizing the image acquisition of the camera at different positions.

Description

Movable camera for classroom

Technical Field

The invention belongs to the technical field of image acquisition, and particularly relates to a movable camera for a classroom.

Background

With the rapid development of networks, network products gradually cover all corners of our lives. The development and innovation of the network camera are widely applied to multiple fields such as education, commerce, medical treatment, public utilities and the like. More and more classrooms are equipped with classroom-specific monitoring cameras, even some large classrooms are equipped with two to three cameras, and for many front-line cities, the cameras become one of classroom standard equipment. Because the existing network camera cannot move autonomously, monitoring and video shooting can be carried out only at a fixed position, and the fixed camera has a small angle and dead angles, so that the image acquisition range of the fixed camera is limited.

Disclosure of Invention

The invention aims to provide a movable camera for a classroom, which is in sliding connection with a sliding frame through a guide rail, and meanwhile, a driving mechanism and a rope which drive the sliding frame to move are arranged in the guide rail, so that the images of the camera at different positions are acquired, and the problem of limited image acquisition range of a fixed camera is solved.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a movable camera for a classroom, which comprises a guide rail, wherein a first groove body is formed in the installation surface of the guide rail, guide wheels are rotatably installed at two opposite ends of the first groove body, and a driving mechanism for driving a rope to move around the guide wheels is installed in the first groove body; the lower side surface of the guide rail is provided with a sliding chute which is arranged in the sliding frame in a sliding way, and two ends of the sliding chute are provided with a stopper; the sliding frame comprises a sliding block, a wire harness fixing mechanism and a sliding mechanism, mounting grooves are formed in two opposite side faces of the sliding block, the sliding mechanism moving along the side wall of the sliding groove is mounted in each mounting groove, a second groove body is formed in the upper end face of the sliding block, and the wire harness fixing mechanism fixedly connected with a rope is fixedly mounted in the second groove body; two groups of contacts are symmetrically arranged on two sides of the second groove body and are in contact with the metal wires arranged in the sliding grooves; a mounting seat is fixed on the lower side face of the sliding frame, and a camera is fixedly mounted on the mounting seat.

Furthermore, the first groove body and the sliding groove are located on two side faces which are distributed oppositely, and the first groove body and the sliding groove are distributed along the length direction of the guide rail.

Furthermore, the two opposite side surfaces of the guide rail extend outwards to form edge bodies, a plurality of mounting holes are uniformly distributed in the edge bodies, and the guide rail is fixed on a wall body through screws penetrating through the mounting holes.

Furthermore, an insulating block distributed along the length direction of the sliding chute is arranged in the middle of the upper wall of the sliding chute, and metal wire groups parallel to each other are arranged on two sides of the insulating block.

Furthermore, the cross section of spout is the T type, the cross section of carriage is the shape of falling several fonts, the arch of the relative both sides face of carriage is located the lug of spout.

Furthermore, the wire harness fixing mechanism comprises an upper plate body, a lower plate body and a roller seat, wherein a plurality of fixing holes are uniformly distributed on the upper plate body, the upper plate body is fixedly arranged on the lower plate body through screws penetrating through the fixing holes, and a groove for fixing a rope is arranged between the upper plate body and the lower plate body; the upper plate body is connected with a roller seat through an elastic element, and a roller which is contacted with an insulating block arranged on the sliding groove is rotatably arranged in the roller seat; and a projection which is matched with the groove arranged in the second groove body is extended on the bottom surface of the lower plate body.

Furthermore, the sliding mechanism comprises a fixed block, a rocker arm, a roller and a spring, a step hole is formed in the middle of the fixed block, and the fixed block is fixed on the bottom surface of the mounting groove through a screw penetrating through the step hole; bayonets are formed in the two opposite side faces of the fixed block, one end of the rocker arm is movably mounted in the bayonet, a mounting groove is formed in the other end of the rocker arm, and a roller contacted with the side wall of the sliding groove is rotatably mounted in the mounting groove; a deep groove is formed in one side face of the rocker arm, and a spring in contact with the bottom face of the mounting groove is mounted in the deep groove.

Further, the disconnection contacts of the stopper may contact the side of the carriage.

Furthermore, a ring groove is formed in the middle of the guide wheel.

Furthermore, the camera comprises an image acquisition module and a connecting seat, the image acquisition module is fixed on the connecting seat, and the connecting seat is fixedly connected with the mounting seat.

The invention has the following beneficial effects:

1. the invention is connected with the sliding frame in a sliding way through the guide rail, and meanwhile, the driving mechanism and the rope which drive the sliding frame to move are arranged in the guide rail, thereby realizing the image acquisition of the camera at different positions.

2. According to the invention, the metal wire is arranged in the guide rail and is contacted with the contact arranged on the sliding frame, so that data transmission is realized, the use of a data transmission line is reduced, and the winding of a wire harness in the moving process is avoided.

3. According to the invention, the wire harness fixing mechanism and the sliding mechanism are arranged on the sliding frame, and the elastic element arranged on the wire harness fixing mechanism and the spring arranged on the sliding mechanism are used for avoiding shaking in the moving process of the sliding frame and ensuring the stability of the movement.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2 according to the present invention;

FIG. 4 is a schematic side view of the guide rail of the present invention;

FIG. 5 is a schematic bottom view of the guide rail of the present invention;

FIG. 6 is a schematic view of the sliding rack and the lamp body structure according to the present invention;

FIG. 7 is a schematic view of the sliding rack and the lamp body structure according to the present invention;

FIG. 8 is a schematic structural view of a wire harness securing mechanism of the present invention;

FIG. 9 is a schematic structural view of a wire harness securing mechanism of the present invention;

FIG. 10 is a schematic structural view of a sliding mechanism according to the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-guide rail, 101-edge body, 1011-mounting hole, 102-groove body I, 1021-through hole, 103-lower side surface, 104-sliding groove, 2-sliding frame, 201-sliding block, 202-mounting groove, 203-contact, 204-mounting seat, 205-groove body II, 3-camera, 301-image acquisition module, 302-connecting seat, 4-position limiter, 5-guide wheel, 501-ring groove, 6-driving mechanism, 7-wiring harness fixing mechanism, 701-upper plate body, 7011-fixing hole, 702-lower plate body, 7021-lug, 703-roller seat, 7031-roller, 8-sliding mechanism, 801-fixing block, 8011-step hole, 8012-bayonet, 802-rocker arm, 8021-mounting groove, 8022-deep groove, 803-roller, 804-spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1-10, the present invention is a mobile camera for classroom, including a guide rail 1, two opposite side surfaces of the guide rail 1 are respectively extended with an edge body 101, the edge body 101 is uniformly provided with a plurality of mounting holes 1011, the guide rail 1 is fixed on a wall by screws penetrating through the mounting holes 1011, a first groove body 102 is provided on a mounting surface of the guide rail 1, guide wheels 5 are rotatably mounted at two opposite ends of the first groove body 102, a circular groove 501 is provided in the middle of the guide wheel 5, and a driving mechanism 6 for driving a rope to move around the guide wheel 5 is mounted in the first groove body 102; the driving mechanism 6 of installation includes motor, drive wheel and pinch roller, and the rear side ring of drive wheel distributes has a plurality of archs, and the recess cooperation that is equipped with on arch and the rope realizes rope and the drive wheel through the pinch roller and closely cooperates, drives the drive wheel through the motor and rotates to drive the rope and move around the annular 501 of leading wheel 5, avoid the in-process of wraparound to take place the skew.

Open on guide rail 1's the downside 103 has spout 104, sliding mounting in spout 104 is in carriage 2, stopper 4 is installed at the both ends of spout 104, stopper 4's the contact that opens circuit can contact with carriage 2's side, cell body 102 is located the both sides face of relative distribution with spout 104, cell body 102 and spout 104 all distribute along guide rail 1's length direction simultaneously, along the effectual extension range of movement of length direction distribution, the cross section of spout 104 is the T type, carriage 2's cross section is for falling several fonts, the arch of the relative both sides face of carriage 2 is located the lug of spout 104, the completion is to lifting of slider.

The sliding frame 2 comprises a sliding block 201, a wire harness fixing mechanism 7 and a sliding mechanism 8, wherein mounting grooves 202 are formed in two opposite side surfaces of the sliding block 201, the sliding mechanism 8 moving along the side wall of the sliding groove 104 is mounted in the mounting grooves 202, a second groove body 205 is formed in the upper end surface of the sliding block 201, and the wire harness fixing mechanism 7 fixedly connected with a rope is fixedly mounted in the second groove body 205;

the wire harness fixing mechanism 7 comprises an upper plate body 701, a lower plate body 702 and a roller seat 703, wherein a plurality of fixing holes 7011 are uniformly distributed on the upper plate body 701, the upper plate body 701 is fixedly installed on the lower plate body 702 through screws penetrating through the fixing holes 7011, and a groove for fixing a rope is arranged between the upper plate body 701 and the lower plate body 702; the upper plate body 701 is connected with a roller seat 703 through an elastic element, and a roller 7031 which is contacted with an insulating block arranged on the sliding chute 104 is rotatably arranged in the roller seat 703; a convex block 7021 which is matched with a groove arranged in the second groove body 205 is extended on the bottom surface of the lower plate body 702;

the sliding mechanism 8 comprises a fixed block 801, a rocker arm 802, a roller 803 and a spring 804, wherein a step hole 8011 is formed in the middle of the fixed block 801, and the fixed block 801 is fixed on the bottom surface of the mounting groove 202 by a screw penetrating through the step hole; bayonets 8012 are respectively arranged on two opposite side surfaces of the fixed block 801, one end of the rocker arm 802 is movably arranged in the bayonet 8012, the other end of the rocker arm 802 is provided with an installation groove 8021, and the installation groove 8021 is rotatably provided with a roller 803 contacted with the side wall of the chute 104; a deep groove 8022 is formed in one side face of the rocker arm 802, and a spring 804 which is in contact with the bottom face of the mounting groove 202 is installed in the deep groove 8022;

two groups of contacts 203 are symmetrically arranged on two sides of the second groove body 205, and the two groups of contacts 203 are contacted with the metal wires arranged in the sliding groove 104; the middle of the upper wall of the sliding groove 104 is provided with an insulating block distributed along the length direction of the sliding groove 104, two sides of the insulating block are provided with metal lead groups which are parallel to each other, metal leads are arranged in the guide rail 1 and are contacted with a contact 203 arranged on the sliding frame 2, so that data transmission is realized, the use of data transmission lines is reduced, and the phenomenon that a beam is wound in the moving process is avoided;

be fixed with mount pad 204 on the downside of carriage 2, fixed mounting has camera 3 on the mount pad 204, and camera 3 is including adopting like module 301 and connecting seat 302, adopts like module 301 to fix on connecting seat 302, connecting seat 302 and mount pad 204 fixed connection.

The guide rail 1 is connected with the sliding frame 2 in a sliding way, and meanwhile, a driving mechanism 6 and a rope which drive the sliding frame 2 to move are arranged in the guide rail 1, so that the images of the camera 3 at different positions are acquired; install pencil fixed establishment 7 and slide mechanism 8 on the carriage 2, through the elastic element of pencil fixed establishment 7 installation and the spring 804 of slide mechanism 8 installation, avoid the in-process that carriage 2 removed to take place to rock, guarantee the stationarity of motion.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A portable camera for classroom, includes guide rail (1), its characterized in that:

a first groove body (102) is formed in the installation surface of the guide rail (1), guide wheels (5) are rotatably installed at two opposite ends of the first groove body (102), and meanwhile, a driving mechanism (6) for driving a rope to move around the guide wheels (5) is installed in the first groove body (102);

a sliding groove (104) is formed in the lower side surface (103) of the guide rail (1), the sliding groove (104) is mounted in the sliding frame (2) in a sliding mode, and two ends of the sliding groove (104) are provided with limiting devices (4);

the sliding frame (2) comprises a sliding block (201), a wire harness fixing mechanism (7) and a sliding mechanism (8), wherein mounting grooves (202) are formed in two opposite side faces of the sliding block (201), the sliding mechanism (8) moving along the side wall of the sliding groove (104) is mounted in the mounting grooves (202), a second groove body (205) is formed in the upper end face of the sliding block (201), and the wire harness fixing mechanism (7) fixedly connected with a rope is fixedly mounted in the second groove body (205);

two groups of contacts (203) are symmetrically arranged on two sides of the second groove body (205), and the two groups of contacts (203) are in contact with metal wires arranged in the sliding groove (104);

be fixed with mount pad (204) on the downside of carriage (2), fixed mounting has camera (3) on mount pad (204).

2. A mobile camera for classroom according to claim 1 wherein the first trough (102) and the chute (104) are located on opposite sides, and the first trough (102) and the chute (104) are both located along the length of the rail (1).

3. The mobile camera for classroom according to claim 1 wherein the guide rail (1) has a body (101) extending outwardly from opposite sides of the guide rail (1), the body (101) has a plurality of holes (1011), and screws passing through the holes (1011) fix the guide rail (1) to a wall.

4. A mobile camera for classroom use as claimed in claim 1, wherein the chute (104) has an insulating block disposed in the middle of the upper wall of the chute (104) and extending along the length of the chute (104), and the insulating block has parallel metal wire sets disposed on both sides of the insulating block.

5. A mobile camera for classroom use as claimed in claim 1, wherein the cross-section of the chute (104) is T-shaped, the cross-section of the carriage (2) is inverted.

6. The mobile camera for classroom according to claim 1, wherein the harness fixing mechanism (7) comprises an upper plate body (701), a lower plate body (702) and a roller seat (703), a plurality of fixing holes (7011) are uniformly distributed on the upper plate body (701), a screw passing through the fixing hole (7011) is used for fixedly installing the upper plate body (701) on the lower plate body (702), and a groove for fixing a rope is arranged between the upper plate body (701) and the lower plate body (702);

the upper plate body (701) is connected with a roller seat (703) through an elastic element, and a roller (7031) which is in contact with an insulating block arranged on the sliding groove (104) is rotatably mounted on the roller seat (703);

and a convex block (7021) which is matched with a groove arranged in the second groove body (205) and is installed extends on the bottom surface of the lower plate body (702).

7. A mobile camera for classroom according to claim 1 wherein the slide mechanism (8) includes a fixed block (801), a rocker arm (802), a roller (803), and a spring (804);

a stepped hole (8011) is formed in the middle of the fixed block (801), and the fixed block (801) is fixed on the bottom surface of the mounting groove (202) through a screw penetrating through the stepped hole;

bayonets (8012) are formed in two opposite side faces of the fixed block (801), one end of the rocker arm (802) is movably mounted in the bayonets (8012), a mounting groove (8021) is formed in the other end of the rocker arm (802), and a roller (803) in contact with the side wall of the sliding groove (104) is rotatably mounted in the mounting groove (8021);

a deep groove (8022) is formed in one side face of the rocker arm (802), and a spring (804) which is in contact with the bottom face of the mounting groove (202) is mounted in the deep groove (8022).

8. A mobile camera for classroom according to claim 1 wherein the break contact of the stop (4) is adapted to contact the side of the carriage (2).

9. A mobile camera for classroom according to claim 1 wherein the guide wheel (5) has a circumferential groove (501) in the middle.

10. A mobile camera for classroom according to claim 1 wherein the camera (3) includes an image capture module (301) and a connecting base (302), the image capture module (301) is fixed on the connecting base (302), and the connecting base (302) is fixedly connected with the mounting base (204).