Hoisting type classroom lamp convenient to maintain and overhaul

Abstract

The utility model belongs to the technical field of classroom lamps, and discloses a hoisting type classroom lamp convenient to maintain and overhaul, which comprises a mounting box, the mounting box is connected with a double-shaft motor, the output end of the double-shaft motor is connected with a rolling shaft, the mounting box is connected with a supporting plate, the other end of the rolling shaft is rotatably connected with the supporting plate, and the rolling shaft is connected with a lifting rope. A through hole is formed in the mounting box, the other end of the lifting rope penetrates through the through hole to be connected with a lamp body, the mounting box is connected with a fixing sleeve, the fixing sleeve is connected with a first conductive core, the first conductive core is connected with an electric wire, the lamp body is connected with a second conductive core, the second conductive core is in sliding connection with the fixing sleeve, and the second conductive core is matched with the first conductive core. The mounting box and the lamp body are jointly connected with a limiting device which is used for limiting the movement track of the lamp body. According to the utility model, the lamp body can be lowered to a proper height, a maintainer can carry out maintenance operation without climbing, and the maintenance difficulty and risk are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a classroom lamp technical field, especially a hoisting type classroom lamp convenient to maintain and overhaul. BACKGROUND

[0002] The classroom is the place where teachers impart lessons to students, which is a large room composed of a front platform and a rear seat, and there is a blackboard or whiteboard on the wall near the platform, which is the place where teachers give lectures and arrange homework, and the rear is the seat of students. As a place for classroom teaching and student learning, the classroom plays an important role in teaching and needs to install lamps for auxiliary lighting in the classroom.

[0003] However, the hoisting structure of the traditional classroom lamp is fixed, and it is difficult to adjust the height according to actual needs. When the lamp needs to be repaired due to failure, it is not convenient to lower the lamp to the appropriate height, increasing the difficulty of maintenance. UTILITY MODEL CONTENT

[0004] The utility model intends to provide a hoisting type classroom lamp convenient to maintain and overhaul to solve the problems in the above background.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A hoisting type classroom lamp convenient to maintain and overhaul, comprising a mounting box, the mounting box is connected with a double-shaft motor, the double-shaft motor output end is connected with a winding shaft, the mounting box is connected with a support plate, the winding shaft other end is rotatably connected with the support plate, the winding shaft is connected with a pull rope, the mounting box is provided with a through hole, the pull rope other end passes through the through hole and is connected with a lamp body, the mounting box is connected with a fixed sleeve, the fixed sleeve is connected with a conductive core one, the conductive core one is connected with an electric wire, the lamp body is connected with a conductive core two, the conductive core two is slidably connected with the fixed sleeve, the conductive core two cooperates with the conductive core one, the mounting box and the lamp body are jointly connected with a limiting device, and the limiting device is used to limit the movement track of the lamp body.

[0007] Preferably, the limiting device comprises a fixed rod, the fixed rod is connected with the mounting box, the fixed rod is connected with a fixed block, the lamp body is connected with a moving rod, the moving rod is slidably connected with the fixed block, the moving rod other end is connected with a limiting block, and the limiting block cooperates with the fixed block.

[0008] Preferably, the mounting box is connected with a control button, the control button is electrically connected with the double-shaft motor, and the limiting block cooperates with the control button.

[0009] Preferably, the mounting box is connected with a mounting plate, and the mounting plate is provided with a mounting hole.

[0010] Preferably, the lamp body is connected with a grating plate.

[0011] Compared with the prior art, the technical scheme has the beneficial effects that:

[0012] (1) The distance between the lamp body and the mounting box can be changed by the double-shaft motor, the winding shaft, the through hole and the lifting rope, so that the lamp body can be lifted or lowered, the lamp body can be easily lowered to a suitable height, the maintenance personnel do not need to climb to perform the maintenance operation, the difficulty and risk of maintenance are reduced. The maintenance personnel do not need to find a climbing tool, so that the maintenance personnel can more quickly check, repair and replace parts of the lamp body, the maintenance time is reduced, the overall maintenance efficiency is improved, and the normal lighting of the classroom can be restored more quickly, and the influence on the teaching activities is reduced. The lamp body lifting is not limited by the length and flexibility of the electric wire by the fixed sleeve, the conductive core I and the conductive core II, the lamp body can be more freely moved up and down within a set range, and the smoothness and flexibility of the lifting are not affected by the restraint of the electric wire. The electric wire is prevented from being continuously bent and rubbed during the lifting process, and problems such as damage of the outer skin and breakage of the internal conductor are avoided, and the power supply safety and stability are ensured.

[0013] (2) The fixed rod, the fixed block and the moving rod are arranged, the movement of the lamp body can be stably guided, the lamp body can only move along the axial direction of the moving rod during the lifting process, the left and right shaking or deviation of the lamp body during the movement is avoided, the position of the lamp body is more accurate and stable, and the conductive core II can be accurately inserted into the fixed sleeve after the maintenance is completed, and stable lighting is provided for the classroom.

[0014] (3) The control button is arranged, when the conductive core II is in contact with the conductive core I, the double-shaft motor can stop working in time, the lifting rope and the winding shaft are prevented from being subjected to excessive mechanical stress, the service life of the lifting rope and the winding shaft is prolonged, and the maintenance and replacement cost due to component damage is reduced.

[0015] (4) The mounting plate and the mounting hole are arranged, a flat and regular surface is provided for the installation of the mounting box, the installation process is more convenient, and the accuracy and consistency of the installation are ensured.

[0016] (5) The grating plate is arranged, the light can be blocked from directly emitting out, the propagation direction of the light is changed, the light becomes more soft after multiple reflection and refraction, the eyes are prevented from directly seeing the bright light source, the glare is effectively reduced, the stimulation to the eyes is reduced, the visual comfort is improved, and the eyesight is protected. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a front view of the utility model;

[0018] Fig. 1 is a schematic view of the installation box 1, the conductive core 2, the support plate 3, the winding shaft 4, the pull rope 5, the double-shaft motor 6, the through hole 7, the control button 8, the mounting hole 9, the mounting plate 10, the conductive core 2, the grid plate 12, the lamp body 13, the fixed block 14, the fixed sleeve 15, the moving rod 16, the fixed rod 17, and the limiting block 18. DETAILED DESCRIPTION

[0019] The utility model will be further explained in detail in connection with the drawings and embodiments:

[0020] As Figure 1 shown in a kind of convenient maintenance and overhaul's hoisting type classroom lamp, including installation box 1, installation box 1 upper portion opening, installation box 1 left and right side wall is connected with mounting plate 10, and mounting plate 10 is equipped with mounting hole 9.Can the expansion bolt be passed through mounting hole 9, the mounting plate 10 is firmly fixed on classroom ceiling, to realize the initial installation positioning of entire hoisting type classroom lamp.Installation box 1 inner bottom wall is connected with double-shaft motor 6, and the output end of double-shaft motor 6 left and right sides is all connected with winding shaft 4.Installation box 1 inner bottom wall is connected with two groups of support plate 3, and winding shaft 4 is away from double-shaft motor 6 one end and is rotationally connected with support plate 3.Winding shaft 4 is connected with pull rope 5, and installation box 1 bottom wall is equipped with through hole 7, and the other end of pull rope 5 is connected with lamp body 13 by through hole 7.Lamp body 13 bottom is connected with grid plate 12.Installation box 1 bottom wall is connected with fixed sleeve 15, and fixed sleeve 15 penetrates installation box 1 bottom wall.Fixed sleeve 15 inner side wall is connected with conductive core 2, and the top of conductive core 2 is connected with the wire on ceiling.Lamp body 13 top wall is connected with conductive core 2, and conductive core 2 is slidably connected with the inner side wall of fixed sleeve 15.When conductive core 2 is completely located in fixed sleeve 15, the top of conductive core 2 is in contact with the bottom of conductive core 2.

[0021] As Figure 1 shown, installation box 1 and lamp body 13 are connected with limiting device, and limiting device is used to limit the movement track of lamp body 13.Limiting device includes fixed rod 17, and fixed rod 17 is equipped with two groups, and is located left and right sides of installation box 1 respectively.Fixed rod 17 top is connected with installation box 1, and the bottom of fixed rod 17 is connected with fixed block 14.Lamp body 13 top wall is connected with moving rod 16, and moving rod 16 is slidably connected with fixed block 14, and the end of moving rod 16 away from lamp body 13 is connected with limiting block 18.Installation box 1 bottom wall is connected with control button 8, and control button 8 is electrically connected with double-shaft motor 6, and pressing control button 8 can make double-shaft motor 6 stop working.Control button 8 is located in the direct upper of any limiting block 18, and when the top of conductive core 2 is in contact with the bottom of conductive core 2, the limiting block 18 corresponding with control button 8 just presses control button 8.

[0022] The winding shaft 4 connected with the output end of the double-shaft motor 6 rotates synchronously when the double-shaft motor 6 is started. The winding shaft 4 winds or releases the pull rope 5, the pull rope 5 is connected with the lamp body 13 through the through hole 7 in the bottom wall of the mounting box 1, and then drives the lamp body 13 to descend, so that the height of the lamp body 13 is adjusted. At the same time, the moving rod 16 slides relative to the fixed block 14, so that the lamp body 13 can only move along the axial direction of the moving rod 16. The conductive core two 11 moves downward with the lamp body 13, moves away from the conductive core one 2 and gradually slides out of the fixed sleeve 15, so as to be powered off. When the limiting block 18 abuts against the fixed block 14, the lamp body 13 reaches the lowest position. The double-shaft motor 6 reversely rotates to drive the motor to ascend, and when the conductive core two 11 is inserted into the fixed sleeve 15 again and abuts against the conductive core one 2, any limiting block 18 presses the control button 8 to make the double-shaft motor 6 stop rotating.

[0023] The specific implementation process is as follows:

[0024] During installation, the expansion bolts are inserted into the mounting holes 9 on the mounting plate 10 and are screwed into the ceiling, so that the mounting plate 10 is fixed on the ceiling, thereby completing the installation of the mounting box 1. During maintenance, the double-shaft motor 6 is started to drive the winding shaft 4 to rotate, the winding shaft 4 releases the pull rope 5, and the lamp body 13 descends. After the lamp body 13 descends to the appropriate operation height, the double-shaft motor 6 is turned off, and the lamp body 13 can be operated, such as being inspected, repaired or having parts replaced. After the maintenance is completed, the double-shaft motor 6 is started again to drive the lamp body 13 to ascend, and when the lamp body 13 ascends to the set height, the limiting block 18 presses the control button 8 to make the double-shaft motor 6 turn off.

[0025] The above is only an embodiment of the present application, and the specific technical solutions and / or common knowledge of the scheme are not described in detail. It should be noted that, for those skilled in the art, without departing from the technical solutions of the present application, a number of modifications and improvements can be made, which should also be considered as the protection scope of the present application, and these will not affect the effect and practicality of the present application. The protection scope of the present application should be subject to the content of its claims, and the specific implementation mode and the like in the specification can be used to explain the content of the claims.

Claims

1. A suspended type classroom light that is convenient for maintenance and repair, characterized by: The utility model provides a kind of portable lamp, including installation box (1), the installation box (1) is connected with double-shaft motor (6), the double-shaft motor (6) output end is connected with winding shaft (4), the installation box (1) is connected with support plate (3), winding shaft (4) other end is rotatably connected with support plate (3), winding shaft (4) is connected with pull rope (5), the installation box (1) is equipped with through-hole (7), the pull rope (5) other end passes through through-hole (7) and is connected with lamp body (13), the installation box (1) is connected with fixed sleeve (15), the fixed sleeve (15) is connected with electrically conductive core one (2), electrically conductive core one (2) is connected with electric wire, the lamp body (13) is connected with electrically conductive core two (11), electrically conductive core two (11) is slidably connected with fixed sleeve (15), electrically conductive core two (11) is cooperated with electrically conductive core one (2), the installation box (1) and lamp body (13) are connected with limiting device, and the limiting device is used to limit the movement track of lamp body (13).

2. A suspended type classroom lamp for easy maintenance as claimed in claim 1 wherein: The limiting device includes fixed rod (17), the fixed rod (17) is connected with installation box (1), the fixed rod (17) is connected with fixed block (14), the lamp body (13) is connected with moving rod (16), the moving rod (16) is slidably connected with fixed block (14), the moving rod (16) other end is connected with limiting block (18), and the limiting block (18) is cooperated with fixed block (14).

3. A suspended type classroom light for easy maintenance, as claimed in claim 2, wherein: The installation box (1) is connected with control button (8), the control button (8) is electrically connected with double-shaft motor (6), and the limiting block (18) is cooperated with control button (8).

4. A suspended type classroom lamp for easy maintenance as claimed in claim 1 wherein: The installation box (1) is connected with mounting plate (10), and the mounting plate (10) is equipped with mounting hole (9).

5. A suspended type classroom lamp for easy maintenance as claimed in claim 1 wherein: The lamp body (13) is connected with grille plate (12).

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