CN206039888U

CN206039888U - Portable teaching instrument

Info

Publication number: CN206039888U
Application number: CN201620633537.6U
Authority: CN
Inventors: 张鑫越
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-06-23
Filing date: 2016-06-23
Publication date: 2017-03-22
Anticipated expiration: 2026-06-23

Abstract

The utility model discloses a portable teaching instrument, include, casing, visor, hold up tank, adjusting device and rotating device, the upper surface front end edge of casing is through the hinged joint visor, the upper surface front end of casing is opened there is the hold up tank, movable mounting has adjusting device in the hold up tank, first display screen has been inlayed to the upper surface rear end of casing, rotating device has inlayed in the lower surface central authorities of casing. This portable teaching instrument, utilize the cooperation of pivot and friction disc between first rocker and second rocker and second rocker and the second display screen to use, realize first rocker, the second rocker, the up -and -down motion of second display screen, realize the regulation of second display screen height, make things convenient for the student to watch, additionally, rotating device has been inlayed to bottom at the casing, can realize the horizontal watching angle's of second display screen regulation, be favorable to watching of left and right sides student more, enhancing teaching quality, furthermore, is advantaged by simple whole structure, the operation, reliability convenience for carrying.

Description

A kind of portable teaching appliance

Technical field

This utility model is related to teaching appliance technical field, specially a kind of portable teaching appliance.

Background technology

Teaching appliance is the teaching for teacher to student, and current teaching appliance is taught often by the mode of projector Learn, projector is often arranged on blackboard, the student for causing other one side generally viewing is less than and often occurring reflective Problem, also, existing teaching appliance is mostly fixed, it is impossible to and mobile, carrying is used, even if there is the teaching of some movable types Instrument, the upper-lower height and left and right angle of display screen cannot often be adjusted, it has not been convenient to impart knowledge to students, there is certain limitation.

The content of the invention

The purpose of this utility model is to provide a kind of portable teaching appliance, with asking for solving to propose in above-mentioned background technology Topic.

For achieving the above object, this utility model provides following technical scheme：A kind of portable teaching appliance, including, housing, Protection cap, accumulator tank, adjusting means and tumbler, the upper surface front edge of the housing are connected through the hinge protection cap, The upper surface front end of the housing is provided with accumulator tank, is movably installed with adjusting means, the upper table of the housing in the accumulator tank Surface rear end is embedded with the first display screen, and the lower surface central authorities of the housing are embedded with tumbler；

The adjusting means include first rotating shaft, the first friction plate, the first rocking bar, the second rotating shaft, the second friction plate, second Rocking bar, the 3rd rotating shaft, the 3rd friction plate, second display screen, the front end left and right sides of the accumulator tank are lived by first rotating shaft respectively The lower end of the first rocking bar of dynamic connection, and the junction of first rotating shaft and the first rocking bar is provided with the first friction plate, first rotating shaft with Housing is fixedly connected, and the upper end of first rocking bar is flexibly connected the second rocking bar by the second rotating shaft respectively, and the second rotating shaft with The junction of the first rocking bar is provided with the second friction plate, and the second rotating shaft is fixedly connected with the second rocking bar, and second rocking bar passes through 3rd rotating shaft is flexibly connected second display screen, and the 3rd rotating shaft is provided with the 3rd friction plate with the junction of the second rocking bar, the Three rotating shafts are fixedly connected with second display screen；

The tumbler includes rolling bearing, bull stick, rotating disk, circular cushion block, ball, and the rolling bearing passes through ball Bull stick is flexibly connected, and rolling bearing is fixedly connected with the casing, the inner surface of rolling bearing is arranged with the outer surface upper end of bull stick There is the groove for installing ball, the lower end connection rotating disk of the bull stick is provided with circular cushion block at the lower surface edge of the rotating disk.

Preferably, the protection cap is provided with gum elastic side with the contact surface of housing.

Preferably, the upper end of the protection cap is flexibly connected housing, and the anglec of rotation of protection cap and housing by buckle For 0～180 °.

Preferably, it is provided with the left of contact panel, and the upper end of contact panel on the right side of first display screen and is provided with Control knob, right side are provided with USB interface.

Compared with prior art, the beneficial effects of the utility model are：A kind of portable teaching appliance, is connected by the first rocking bar The second rocking bar is connect, the second rocking bar connection second display screen is shown using the first rocking bar and the second rocking bar and the second rocking bar and second Using cooperatively for rotating shaft and friction plate between screen, realizes the first rocking bar, the second rocking bar, the up and down motion of second display screen, And movement position can be positioned by the first friction plate, the second friction plate, the 3rd friction plate, realize second display screen height Adjust, facilitate student to be watched, and teacher can synchronize viewing by the first display screen so that teaching is more facilitated, separately Outward, tumbler is embedded with the bottom of housing, rolling bearing is flexibly connected bull stick by ball so that bull stick is capable of achieving 180 ° of water Flat turn is moved, as long as roll-shell gently, you can realize the regulation of the Horizontal viewing angle of second display screen, facilitates the second display The adjustment of screen left and right angle, advantageously in the viewing of left and right sides student, improves the quality of teaching, also, overall structure is simple, Operation, it is easy to carry.

Description of the drawings

With reference to the accompanying drawings and examples this utility model is further illustrated.

Fig. 1 is a kind of structural representation of portable teaching appliance described in the utility model；

Fig. 2 is a kind of A-A cross-sectional views of portable teaching appliance described in the utility model；

Fig. 3 is a kind of rolling bearing structure schematic diagram of portable teaching appliance described in the utility model；

Accompanying drawing acceptance of the bid note is described below：1st, housing, 2, protection cap, 21, gum elastic side, 3, accumulator tank, 31, first turn Axle, the 32, first friction plate, the 33, first rocking bar, the 34, second rotating shaft, the 35, second friction plate, the 36, second rocking bar, the 37, the 3rd turn Axle, the 38, the 3rd friction plate, 39, second display screen, the 4, first display screen, 41, contact panel, 5, rolling bearing, 51, bull stick, 52nd, rotating disk, 53, circular cushion block, 54, ball.

Specific embodiment

This utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram, Basic structure of the present utility model is only illustrated in a schematic way, therefore which only shows the composition relevant with this utility model.

Fig. 1-3 are referred to, this utility model provides a kind of technical scheme：A kind of portable teaching appliance, including housing 1, guarantor Protecting cover 2, accumulator tank 3, adjusting means and tumbler, the upper surface front edge of the housing 1 are connected through the hinge protection cap 2, the protection cap 2 is provided with gum elastic side 21 with the contact surface of housing 1, and the upper end of the protection cap 2 is by buckle activity Connection housing 1, and protection cap 2 is 0～180 ° with the anglec of rotation of housing 1, the upper surface front end of the housing 1 is provided with accumulator tank 3, it is movably installed with adjusting means in the accumulator tank 3, the upper table surface rear end of the housing 1 is embedded with the first display screen 4, and described the The right side of one display screen 4 is provided with the left of contact panel 41, and the upper end of contact panel 41 and is provided with control knob, and right side is arranged The lower surface central authorities for having USB interface, the housing 1 are embedded with tumbler；

The adjusting means includes that first rotating shaft 31, the first friction plate 32, the first rocking bar 33, the second rotating shaft 34, second rub Pad 35, the second rocking bar 36, the 3rd rotating shaft 37, the 3rd friction plate 38, second display screen 39, front end of the accumulator tank 3 or so Side is flexibly connected the lower end of the first rocking bar 33, and the junction of first rotating shaft 31 and the first rocking bar 33 respectively by first rotating shaft 31 The first friction plate 32 is provided with, first rotating shaft 31 is fixedly connected with housing 1, the upper end of first rocking bar 33 passes through second respectively Rotating shaft 34 is flexibly connected the second rocking bar 36, and the junction of the second rotating shaft 34 and the first rocking bar 33 is provided with the second friction plate 35, Second rotating shaft 34 is fixedly connected with the second rocking bar 36, and second rocking bar 36 is flexibly connected second display screen by the 3rd rotating shaft 37 39, the junction of the 3rd rotating shaft 37 and the second rocking bar 36 is provided with the 3rd friction plate 38, and the 3rd rotating shaft 37 and second shows Screen 39 is fixedly connected；

The tumbler includes rolling bearing 5, bull stick 51, rotating disk 52, circular cushion block 53, ball 54, the axis of rolling Hold 5 and bull stick 51 be flexibly connected by ball 54, and rolling bearing 5 is fixedly connected with housing 1, the inner surface of rolling bearing 5 with turn The outer surface upper end of bar 51 is provided with the groove for installing ball 54, the lower end connection rotating disk 52 of the bull stick 51, the rotating disk 52 Lower surface edge at be provided with circular cushion block 53.

It should be noted that during work, connecting the second rocking bar 36 by the first rocking bar 33, the connection of the second rocking bar 36 second shows Display screen 39, using the rotating shaft between the first rocking bar 33 and the second rocking bar 36 and the second rocking bar 36 and second display screen 39 and friction plate Use cooperatively, realize that the first rocking bar 33, the second rocking bar 36, the up and down motion of second display screen 39, and movement position can lead to Cross the first friction plate 32, the second friction plate 35, the 3rd friction plate 38 to be positioned, realize the regulation of 39 height of second display screen, And teacher can synchronize viewing by the first display screen 4, in addition, being embedded with tumbler, rolling bearing 5 in the bottom of housing 1 Bull stick 51 is flexibly connected by ball 54 so that bull stick 51 is capable of achieving 180 ° and horizontally rotates, as long as roll-shell gently 1, i.e., The regulation of the Horizontal viewing angle of achievable second display screen 39, realizes the adjustment of 39 or so angle of second display screen.

With it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work people Member can carry out various change and modification completely in the range of without departing from this utility model technological thought.This reality The content being not limited to new technical scope in description, it is necessary to determine its technology according to right Property scope.

Claims

1. a kind of portable teaching appliance, including housing (1), protection cap (2), accumulator tank (3), adjusting means and tumbler, its It is characterised by：The upper surface front edge of housing (1) is connected through the hinge protection cap (2), the upper surface of housing (1) Front end is provided with accumulator tank (3), accumulator tank (3) and is movably installed with adjusting means, and the upper table surface rear end of housing (1) is embedding The lower surface central authorities for having the first display screen (4), housing (1) are embedded with tumbler；

The adjusting means include first rotating shaft (31), the first friction plate (32), the first rocking bar (33), the second rotating shaft (34), Two friction plates (35), the second rocking bar (36), the 3rd rotating shaft (37), the 3rd friction plate (38) and second display screen (39), it is described The front end left and right sides of accumulator tank (3) is flexibly connected the lower end of the first rocking bar (33), and first turn respectively by first rotating shaft (31) Axle (31) is provided with the first friction plate (32) with the junction of the first rocking bar (33), and first rotating shaft (31) is fixed with housing (1) to be connected Connect, the upper end of the first rocking bar (33) is flexibly connected the second rocking bar (36), and the second rotating shaft by the second rotating shaft (34) respectively (34) the second friction plate (35) is provided with the junction of the first rocking bar (33), and the second rotating shaft (34) is fixed with the second rocking bar (36) Connection, described second rocking bar (36) are flexibly connected second display screen (39), the 3rd rotating shaft (37) by the 3rd rotating shaft (37) The junction of the second rocking bar (36) is provided with the 3rd friction plate (38), the 3rd rotating shaft (37) is fixed with second display screen (39) to be connected Connect；

The tumbler includes rolling bearing (5), bull stick (51), rotating disk (52), circular cushion block (53) and ball (54), institute State rolling bearing (5) and bull stick (51) is flexibly connected by ball (54), and rolling bearing (5) is fixedly connected with housing (1), roll The inner surface of bearing (5) is provided with the groove for installing ball (54) with the outer surface upper end of bull stick (51), bull stick (51) Lower end connection rotating disk (52), is provided with circular cushion block (53) at the lower surface edge of rotating disk (52).

2. a kind of portable teaching appliance according to claim 1, it is characterised in that：Protection cap (2) and housing (1) Contact surface is provided with gum elastic side (21).

3. a kind of portable teaching appliance according to claim 1, it is characterised in that：The upper end of protection cap (2) passes through Buckle is flexibly connected housing (1), and protection cap (2) is 0～180 ° with the anglec of rotation of housing (1).

4. a kind of portable teaching appliance according to claim 1, it is characterised in that：The right side of the first display screen (4) It is provided with the left of contact panel (41), and the upper end of contact panel (41) and is provided with control knob, right side is provided with USB interface.