CN210034957U - An easy-to-install electronic class card - Google Patents

Abstract

The utility model discloses an easy-to-install electronic class card, which comprises a support frame and a flap, a display screen is fixed at the front and rear ends of the support frame, and a control panel is arranged at the left and right ends of the support frame. The upper end of the frame is fixed with a support shaft, the upper end of the support shaft is connected with the support sleeve through the expansion groove and the support spring, and the upper end of the support sleeve is connected with the connecting block through the connecting groove, and the connecting block rotates with the connecting plate through the turning groove. The left and right ends of the connecting plate are connected to each other with the slider through reserved slots and screws, and the slider is connected to each other through the storage slot and the fixed block, and the left and right ends of the slider are connected through the clamping block and the clamping slot. It is mutually connected with the fixing block, and the left and right ends of the turning plate are turned over and connected with the fixing block through the rotating shaft. The easy-to-install electronic shift card not only facilitates the user to install and disassemble the device as a whole, but also facilitates the user to adjust and use the height of the control panel.

Description

An easy-to-install electronic class card

technical field

The utility model relates to the technical field of smart campuses, in particular to an electronic class card which is easy to install.

Background technique

A class card is a sign installed at the door of a classroom or other departments in the campus to show the purpose of the classroom and to inform students of the location of teachers who are in class. At present, due to the popularization of smart campuses, people gradually begin to use electronic class cards to replace traditional class cards. The electronic class card is not only convenient for teachers to change the content of the class card, but also increases the recognition degree, which is convenient for students to watch and improves the function of the class card.

However, at present, most of the electronic class cards are fixed with the wall, which is inconvenient to dismantle and maintain the class cards, which affects the use efficiency of the electronic class cards, and it is inconvenient to change the viewing angle of the electronic class cards. In response to the above problems, an innovative design is carried out on the basis of the original electronic class card.

Utility model content

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the utility model provides an electronic shift board that is easy to install, which solves the problem that most electronic shift boards adopt a structure that is fixed with the wall, which is inconvenient for dismantling and maintenance of the shift board, and affects the The use efficiency of the electronic class card is inconvenient to change the viewing angle of the electronic class card.

(2) Technical solutions

In order to achieve the above-mentioned purpose, the present utility model provides the following technical solutions: an electronic class card that is easy to install, comprising a support frame and a flap, the front and rear ends of the support frame are fixed with display screens, and the left and right ends of the support frame are Both are provided with a control panel, and at the same time the upper end of the support frame is fixed with a support shaft, the upper end of the support shaft is connected to the support sleeve through the expansion groove and the support spring, and the upper end of the support sleeve is connected to each other through the connecting groove and the connecting block, and connected at the same time. The block is rotatably connected with the connecting plate through the turning slot, the left and right ends of the connecting plate are connected with the slider through the reserved slot and the screw, and the slider is connected with the fixed block through the storage slot. The ends are connected with the fixed block through the clamping block and the clamping groove, and the middle part of the rear surface of the slider is connected with the steel ball through the movable groove and the connecting spring, and the steel ball is connected with the fixed block through the fixed groove. The left and right ends are connected with the fixed block overturned through the rotating shaft, and the rear end of the fixed block is connected with the control column through the control slot, and the control column is connected with the movable plate through the limit block and the limit slot.

Preferably, the support shaft constitutes a telescopic mechanism through a telescopic groove, a support spring and a support sleeve, and the initial length of the support spring is equal to the depth of the telescopic groove.

Preferably, both the outer surface of the connection block and the inner surface of the connection groove are in a threaded structure, and the two are screwed together.

Preferably, the sliding block forms a sliding mechanism through the storage slot and the fixing block, and two sliding blocks are symmetrically distributed about the vertical axis of the connecting plate.

Preferably, the cross-sections of the clamping block and the clamping slot are in an isosceles trapezoid structure, and the length of the upper base of the isosceles trapezoid structure is smaller than the length of the lower base, and the upper bases of the isosceles trapezoid structure are all facing Slider direction.

Preferably, the outer surface of the control column and the inner surface of the control slot are in a threaded structure, and the control column is rotatably connected to the movable plate through the limit block and the limit slot.

Preferably, both the front surface of the movable plate and the rear surface of the fixed block are in a zigzag structure, and the two are meshed and connected.

(3) Beneficial effects

The utility model provides an electronic shift card which is easy to install. Has the following beneficial effects:

(1), this easy-to-install electronic class card, the telescopic mechanism of the support shaft and the support sleeve is convenient for the user to change the height of the support frame, and it is convenient for the user to pull down the support frame and change the parameters, and improve the overall work efficiency of the device, The structure of the connecting block and the connecting groove increases the connection stability between the two, and at the same time facilitates the user to disassemble the support frame and the connecting plate, which is convenient for the user to maintain and install the support frame, and the slider is easy to use. The user fixes the support frame at the teacher's doorway, which increases the overall use efficiency of the device.

(2) In this easy-to-install electronic class card, the structure of the card block and the card slot increases the stability between the slider and the fixed block, which can prevent the card block from shaking back and forth inside the card slot, further improving the overall stability of the device The structure of the control column and the control slot is convenient for the user to adjust the distance between the movable plate and the fixed block, which provides help for the fixing of the fixed block and the door frame. The structure of the movable plate and the fixed block increases the distance between the whole device and the door frame. The friction force can prevent the whole device from falling off during use and improve the stability of the device.

Description of drawings

Fig. 1 is the front structure schematic diagram of the utility model;

Fig. 2 is the side structure schematic diagram of the utility model;

Fig. 3 is the top view structure schematic diagram of the utility model;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 of the present utility model.

In the figure: 1, support frame; 2, display screen; 3, control panel; 4, support shaft; 5, expansion slot; 6, support spring; 7, support sleeve; 8, connection slot; 9, connection block; 10, Turning slot; 11, connecting plate; 12, reserved slot; 13, screw; 14, slider; 15, storage slot; 16, fixed block; 17, clip; 18, clip slot; 19, movable slot; 20, Connection spring; 21, steel ball; 22, fixed slot; 23, shaft; 24, flap; 25, control slot; 26, control column; 27, limit block; 28, limit slot; 29, movable plate.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figures 1-4, the present utility model provides a technical solution: an electronic shift card that is easy to install, comprising a support frame 1, a display screen 2, a control panel 3, a support shaft 4, a telescopic slot 5, and a support spring 6 , support sleeve 7, connecting slot 8, connecting block 9, turning slot 10, connecting plate 11, reserved slot 12, screw 13, slider 14, storage slot 15, fixed block 16, clip 17, clip slot 18, movable Slot 19, connecting spring 20, steel ball 21, fixing slot 22, rotating shaft 23, flap 24, control slot 25, control column 26, limit block 27, limit slot 28 and movable plate 29, the front and rear of the support frame 1 The display screen 2 is fixed on both ends, and the left and right ends of the support frame 1 are provided with a control panel 3. At the same time, the upper end of the support frame 1 is fixed with a support shaft 4, and the upper end of the support shaft 4 is supported by the expansion groove 5 and the support spring 6. The sleeves 7 are connected to each other, and the upper ends of the support sleeves 7 are connected to each other through the connection slot 8 and the connection block 9. At the same time, the connection block 9 is rotated and connected to the connection plate 11 through the turning groove 10, and the left and right ends of the connection plate 11 pass through the reserved slot 12. The screw 13 and the slider 14 are connected to each other, and the slider 14 is connected to the fixing block 16 through the storage slot 15. The left and right ends of the slider 14 are connected to the fixing block 16 through the clamping block 17 and the clamping slot 18. The middle part of the rear surface of the block 14 is connected with the steel ball 21 through the movable groove 19 and the connecting spring 20, and the steel ball 21 is connected with the fixed block 16 through the fixed groove 22. Flip connection, and the rear end of the fixed block 16 is connected with the control column 26 through the control slot 25, and the control column 26 is connected with the movable plate 29 through the limit block 27 and the limit slot 28;

The support shaft 4 forms a telescopic mechanism through the telescopic groove 5, the support spring 6 and the support sleeve 7, and the initial length of the support spring 6 is equal to the depth of the telescopic groove 5. The telescopic mechanism of the support shaft 4 and the support sleeve 7 is convenient for the user to adjust the support frame 1 The height of the device can be changed, which is convenient for the user to pull down the support frame 1 and change the parameters, so as to improve the overall work efficiency of the device;

The outer surface of the connecting block 9 and the inner surface of the connecting groove 8 are both threaded in structure, and the two are screwed together. The structure of the connecting block 9 and the connecting groove 8 increases the connection stability between the two, and is convenient for users to The disassembly between the support frame 1 and the connecting plate 11 is convenient for users to maintain and install the support frame 1;

The sliding block 14 forms a sliding mechanism through the storage slot 15 and the fixing block 16, and two sliding blocks 14 are symmetrically distributed about the vertical axis of the connecting plate 11. improve the overall use efficiency of the device;

The cross-sections of the clamping block 17 and the clamping slot 18 are both isosceles trapezoid structures, and the length of the upper base of the isosceles trapezoid structure is smaller than the length of the lower base, and the upper bases of the isosceles trapezoid structure are all facing the slider 14 The structure of the clamping block 17 and the clamping slot 18 increases the stability between the slider 14 and the fixing block 16, which can prevent the clamping block 17 from shaking back and forth inside the clamping slot 18, and further improves the overall stability of the device;

The outer surface of the control column 26 and the inner surface of the control slot 25 are all threaded structures, and the control column 26 is rotatably connected to the movable plate 29 through the limit block 27 and the limit slot 28. The structure of the control column 26 and the control slot 25 is convenient The user adjusts the distance between the movable plate 29 and the fixed block 16, which provides help for the fixing of the fixed block 16 and the door frame;

The front surface of the movable plate 29 and the rear surface of the fixed block 16 are in a serrated structure, and the two are meshed and connected. The structure of the movable plate 29 and the fixed block 16 increases the friction between the device as a whole and the door frame, preventing the device as a whole during use. to improve the stability of the device.

When in use, according to FIG. 1 and FIG. 3 , firstly, the user places the rear surface of the fixed block 16 and the front surface of the movable plate 29 on the front and rear surfaces of the door frame, and rotates the control column 26 clockwise, so that the control column 26 passes through and controls the door frame. The threaded connection of the groove 25 drives the movable plate 29 to move in the direction of the fixed block 16, increasing the pressure on the door frame, so that the fixed block 16 and the movable plate 29 clamp the door frame;

According to FIG. 2 and FIG. 4 , at this time, the user aligns the slider 14 with the upper end opening of the storage slot 15, and prevents the slider 14 from downwards, so that the clamping block 17 is connected with the clamping slot 18, and at the same time, the steel ball is locked and connected. 21 is squeezed by the fixed block 16, moves to the inside of the movable slot 19, and makes the connection spring 20 in a retracted state. When the clamping block 17 is at the bottom of the clamping slot 18, the steel ball 21 is subjected to the elastic force of the connection spring 20, and the box is closed. The direction of the fixing slot 22 moves to fit the fixing slot 22 to prevent the slider 14 from shaking up and down. Then the user uses the screw 13 to fix the connecting plate 11 on the front end of the slider 14, and the connecting block 9 and the connecting slot 8 The connecting plate 11 and the support sleeve 7 are fixed together by the threaded connection of the frame 1. At this time, the overall installation of the device is completed. The user can set and adjust the content inside the display screen 2 through the control panels 3 at the left and right ends of the support frame 1. The display screen 2 on the front and rear surfaces of the support frame 1 is convenient for displaying to users in two directions. When the height of the user is inconvenient to set the support frame 1, the support frame 1 can be pulled down, and the support shaft 4 can be extended and retracted. The lower end of the slot 5 moves to reduce the height of the support frame 1. After the setting is completed, only the support frame 1 needs to be loosened. The support spring 6 in the retracted state gives the support shaft 4 upward elastic force, so that the support frame 1 is lifted upward, which is convenient for Continuing to use, this is the working principle of the easy-to-install electronic shift card, and the content not described in detail in this specification belongs to the prior art known to those skilled in the art.

To sum up, in this easy-to-install electronic class card, the telescopic mechanism of the support shaft 4 and the support sleeve 7 is convenient for the user to change the height of the support frame 1, and it is convenient for the user to pull down the support frame 1 and change the parameters, and improve the device. The overall work efficiency, the structure of the connecting block 9 and the connecting groove 8 increases the connection stability between the two, and at the same time facilitates the user to disassemble the support frame 1 and the connecting plate 11, and facilitates the user to disassemble the support frame 1. For maintenance and installation, the setting of the slider 14 is convenient for the user to fix the support frame 1 at the door of the teacher, which increases the overall use efficiency of the device, and the structure of the clamping block 17 and the clamping slot 18 increases the distance between the sliding block 14 and the fixing block 16 The stability of the control column 26 and the control groove 25 can be easily adjusted by the user to determine the distance between the movable plate 29 and the fixed block 16. Adjustment provides help for the fixing of the fixed block 16 and the door frame. The structure of the movable plate 29 and the fixed block 16 increases the friction between the device as a whole and the door frame, prevents the device from falling off during use, and improves the stability of the device.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides an electron class tablet convenient to installation, includes carriage (1) and turns over board (24), its characterized in that: the display screen (2) is fixed at the front end and the rear end of the supporting frame (1), the control panel (3) is arranged at the left end and the right end of the supporting frame (1), the supporting shaft (4) is fixed at the upper end of the supporting frame (1), the upper end of the supporting shaft (4) is connected with the supporting sleeve (7) through the telescopic groove (5) and the supporting spring (6), the upper end of the supporting sleeve (7) is connected with the connecting block (9) through the connecting groove (8), the connecting block (9) is rotationally connected with the connecting plate (11) through the rotating groove (10), the left end and the right end of the connecting plate (11) are connected with the sliding block (14) through the reserved groove (12) and the screw (13), the sliding block (14) is connected with the fixed block (16) through the object placing groove (15), the left end and the right end of the sliding block (14) are connected with the fixed block (16) through the clamping block (17) and the clamping groove (18), the middle part of the rear surface of the sliding block (14) is connected with a steel ball (21) through a movable groove (19) and a connecting spring (20), the steel ball (21) is connected with a fixed block (16) through a fixed groove (22), the left end and the right end of the turning plate (24) are connected with the fixed block (16) in a turning mode through a rotating shaft (23), the rear end of the fixed block (16) is connected with a control column (26) through a control groove (25), and the control column (26) is connected with a movable plate (29) through a limiting block (27) and a limiting groove (28).

2. An electronic shift board for easy installation according to claim 1, wherein: the supporting shaft (4) and the supporting sleeve (7) form a telescopic mechanism through a telescopic groove (5), a supporting spring (6), and the initial length of the supporting spring (6) is equal to the depth of the telescopic groove (5).

3. An electronic shift board for easy installation according to claim 1, wherein: the outer surface of the connecting block (9) and the inner surface of the connecting groove (8) are both in thread structures and are in threaded connection.

4. An electronic shift board for easy installation according to claim 1, wherein: the sliding blocks (14) form a sliding mechanism through the storage grooves (15) and the fixed blocks (16), and the two sliding blocks (14) are symmetrically distributed about a vertical axis of the connecting plate (11).

5. An electronic shift board for easy installation according to claim 1, wherein: the cross sections of the clamping blocks (17) and the clamping grooves (18) are all in an isosceles trapezoid structure, the length of the upper bottom edge of the isosceles trapezoid structure is smaller than that of the lower bottom edge, and the upper bottom edge of the isosceles trapezoid structure faces the direction of the sliding block (14).

6. An electronic shift board for easy installation according to claim 1, wherein: the outer surface of the control column (26) and the inner surface of the control groove (25) are both in thread structures, and the control column (26) is rotatably connected with the movable plate (29) through the limiting block (27) and the limiting groove (28).

7. An electronic shift board for easy installation according to claim 1, wherein: the front surface of the movable plate (29) and the rear surface of the fixed block (16) are both in a sawtooth structure and are meshed and connected.

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