CN208587674U

CN208587674U - A kind of folding outdoor English teaching projecting rack

Info

Publication number: CN208587674U
Application number: CN201820890892.0U
Authority: CN
Inventors: 齐卫东
Original assignee: Langfang Saisheng Style Office Supplies Co Ltd
Current assignee: Langfang Saisheng Style Office Supplies Co Ltd
Priority date: 2018-06-10
Filing date: 2018-06-10
Publication date: 2019-03-08
Anticipated expiration: 2028-06-10

Abstract

The utility model discloses a kind of folding outdoor English teaching projecting racks, it include: umbrella, projector placement plate, first support, first axle, second support, second hinge, third bracket, third hinge, the first supporting leg, the second supporting leg, the 4th hinge, the 5th hinge, telescopic arm, the 6th hinge, curtain bar, curtain；The first support, first axle, second support, second hinge, third bracket are successively installed from top to down, and the third pedestal lower end is equipped with two first supporting legs；The left side of the third bracket is installed by the second supporting leg；One end of telescopic arm is connected on the left of the first support, and projector placement plate is installed at the top of first support；The telescopic arm other end connects curtain bar by the 6th hinge；It is convenient that the utility model carries, and it is convenient to adjust projection angle, and carry projection screen, moreover it is possible to projector be prevented to be exposed to the sun by the sun.

Description

A kind of folding outdoor English teaching projecting rack

Technical field

The utility model relates to English-teaching aid fields, and in particular to a kind of folding outdoor English teaching projecting rack.

Background technique

Curriculum Standards for English teaching can not only carry out indoors, and teacher can also carry out interactive English teaching outdoors, when Teacher carries out just needing corresponding equipment to assist when English teaching outdoors, such as projection device etc., but outdoors into When row projection teaching due to lacking projection screen, projection angle difficulty tune, the sun and being exposed to the sun etc., the effect of projection is very bad, It is commonly used in indoor projection device not Portable belt simultaneously, therefore does not adapt to field teaching use demand.

Summary of the invention

In order to solve the problems in the prior art, the utility model provides a kind of folding outdoor English teaching projecting rack, no It is convenient only to carry, and it is convenient to adjust projection angle, and carry projection screen, moreover it is possible to projector be prevented to be exposed to the sun by the sun.

In order to achieve the above objectives, the technical scheme adopted by the utility model is including umbrella, projector placement plate, first Bracket, first axle, second support, second hinge, third bracket, third hinge, the first supporting leg, the second supporting leg, the 4th Hinge, the 5th hinge, telescopic arm, the 6th hinge, curtain bar, curtain；The first support, first axle, second support, Two hinge, third bracket are successively installed from top to down, and there are two third hinge, each thirds for the third pedestal lower end installation Hinge is connected separately with first supporting leg；4th hinge, the connection of the 4th hinge are installed on the left of the third bracket Second supporting leg；5th hinge is installed, the 5th hinge connects one end of telescopic arm, first support on the left of the first support Top projector placement plate is installed；The telescopic arm other end connects curtain bar by the 6th hinge.

Further, two first supporting legs are symmetrically installed for front-rear position.

Further, the curtain bar is 125 ° of curved curved bars of interior angle.

Further, curtain is hung on the curtain bar.

Further, the upper end of the projector placement plate is fixed with umbrella.

Further, the first axle, second hinge, third hinge, the 4th hinge, the 5th hinge, the 6th hinge Rotation angle can be fixed.

Further, the telescopic arm is able to carry out flexible.

The utility model has the beneficial effects that: convenient for folding, it is convenient to carry；Included curtain, while hinge side can be passed through Just projection angle is adjusted, to there is preferable drop shadow effect；It is provided with umbrella in projecting rack, equipment can be prevented sudden and violent by the sun It shines, so that projector be avoided to damage.

Detailed description of the invention

Fig. 1 is the utility model perspective view.

Fig. 2 is the utility model main view.

Fig. 3 is the utility model right view.

In figure: 1- umbrella, 2- projector placement plate, 3- first support, 4- first axle, 5- second support, 6- second hinge, 7- third bracket, 8- third hinge, the first supporting leg of 9-, the second supporting leg of 10-, the 4th hinge of 11-, the 5th hinge of 12-, 13- Telescopic arm, the 6th hinge of 14-, 15- curtain bar, 16- curtain.

Specific embodiment

Below in conjunction with attached drawing, the technical scheme in the utility model embodiment is clearly and completely described；It is aobvious So, the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments；It is practical new based on this Embodiment in type, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, fall within the protection scope of the utility model.

The utility model includes: umbrella (1), projector placement plate (2), first support (3), first axle (4), second support (5), second hinge (6), third bracket (7), third hinge (8), the first supporting leg (9), the second supporting leg (10), the 4th hinge (11), the 5th hinge (12), telescopic arm (13), the 6th hinge (14), curtain bar (15), curtain (16)；The first support (3), first axle (4), second support (5), second hinge (6), third bracket (7) are successively installed from top to down, and described For the installation of three brackets (7) lower end there are two third hinge (8), each third hinge (8) is connected separately with first supporting leg (9), two first supporting leg (9) front-rear positions are symmetrically installed；The 4th is equipped on the left of the third bracket (7) Hinge (11), the 4th hinge (11) connect the second supporting leg (10)；The 5th hinge is installed on the left of the first support (3) (12), one end of the 5th hinge (12) connection telescopic arm (13), the telescopic arm (13) are able to carry out flexible, first support (3) it is equipped at the top of projector placement plate (2), the upper end of the projector placement plate (2) is fixed with umbrella (1)；Described For telescopic arm (13) other end by the 6th hinge (14) connection curtain bar (15), the curtain bar (15) is 125 ° of interior angle bendings Curved bar, be hung with curtain (16) on the curtain bar (15), the first axle (4), second hinge (6), third hinge Chain (8), the 4th hinge (11), the 5th hinge (12), the 6th hinge (14) can fix rotation angle.

Working principle: in use, by rotation third hinge (8) and the 4th hinge (11), opening the first supporting leg (9) and Second supporting leg (10) founds balance of plant and tightens third hinge (8) and the 4th hinge (11) behind ground, prevents the first support Leg (9) and the second supporting leg (10) rotate；The 5th hinge (12) is rotated, stretches telescopic arm (13), adjusts telescopic arm (13) the 5th hinge (12) is tightened after angle, prevents the 5th hinge (12) from rotating；The 6th hinge (14) is rotated, curtain is opened Cloth bar (15) tightens the 6th hinge (14) after adjusting curtain bar (15) angle, prevents curtain bar (15) from rotating；By curtain (16) curtain bar (15) are hung on；It unfurls an umbrella and projector is placed on projector placement plate (2) after (1) can project.

When need left and right adjust the angle when, can by rotation first axle (4) after, adjust first support (3) left and right Angle tightens first axle (4) after adjustment, prevent first support (3) left-right rotation.

When need front and back adjust the angle when, can by rotation second hinge (6) after, adjust second support (5) front and back Angle tightens second hinge (6) after adjustment, prevent rotation before and after second support (5).

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of folding outdoor English teaching projecting rack, comprising: umbrella (1), projector placement plate (2), first support (3), first Hinge (4), second support (5), second hinge (6), third bracket (7), third hinge (8), the first supporting leg (9), second Support leg (10), the 4th hinge (11), the 5th hinge (12), telescopic arm (13), the 6th hinge (14), curtain bar (15), curtain (16)；It is characterized by: the first support (3), first axle (4), second support (5), second hinge (6), third branch Frame (7) is successively installed from top to down, and there are two third hinge (8), each third hinges for third bracket (7) the lower end installation (8) it is connected separately with first supporting leg (9)；4th hinge (11) is installed on the left of the third bracket (7), the 4th Hinge (11) connects the second supporting leg (10)；The 5th hinge (12), the 5th hinge are installed on the left of the first support (3) (12) one end of telescopic arm (13) is connected, the telescopic arm (13) is able to carry out flexible, and first support is equipped at the top of (3) Projector placement plate (2)；Telescopic arm (13) other end passes through the 6th hinge (14) connection curtain bar (15).

2. a kind of outdoor English teaching of folding according to claim 1 projecting rack, it is characterised in that: the curtain bar (15) curtain (16) are hung on.

3. a kind of outdoor English teaching of folding according to claim 1 projecting rack, it is characterised in that: the projector is put The upper end for setting plate (2) is fixed with umbrella (1).

4. a kind of outdoor English teaching of folding according to claim 1 projecting rack, it is characterised in that: the curtain bar It (15) is 125 ° of curved curved bars of interior angle.

5. a kind of outdoor English teaching of folding according to claim 1 projecting rack, it is characterised in that: described two first Supporting leg (9) is symmetrically installed for front-rear position.