CN110549783A

CN110549783A - Children are with imitating easel

Info

Publication number: CN110549783A
Application number: CN201910878627.XA
Authority: CN
Inventors: 岑伟艺
Original assignee: Individual
Current assignee: Shandong GMYD Children Furniture Technology Co Ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2019-12-10
Anticipated expiration: 2039-09-18
Also published as: CN110549783B

Abstract

The utility model provides a children are with imitative easel, includes the fixing base, the upper surface of fixing base articulates there is branch, and the top of branch articulates there is the drawing board, and the top threaded connection at drawing board middle part has the spring clamp, the left end sliding connection of fixing base has the sliding plate, and the left end of fixing base articulates there is the movable rod, and the left end of movable rod runs through and extends to the inside of sliding plate, and the groove fixed mounting of sliding plate has the cushion, the internal thread connection of drawing board has two symmetrical fixed frames. Through the cooperation use of diaphragm, fixed plate, lamp source and convex mirror, can be with the pattern projection on the drawing board, can be better copy for children, and because the device is all fixed in the inside of drawing board, be difficult to break, the easel of having protected that can be fine has reduced the economic loss that children break the easel and lead to greatly, reasonable in design facilitates the use, can increase children's enjoyment to the drawing.

Description

Children are with imitating easel

Technical Field

The invention relates to the technical field of household appliances, in particular to a copying easel for children.

Background

most present copy easels have the projecting apparatus to project at the externally mounted of easel, let children copy well, but children's age is little good and well-moving, projected equipment is value ratio is expensive usually, and projection equipment if hit by children carelessly, can break projection equipment, cause certain economic loss for the family, and some single copy patterns let children produce visual fatigue easily, in the long run, can lead to children to lose interest in the drawing, be unfavorable for the cultivation of children to drawing interest.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a copy easel for wall children is provided, so as to achieve the purpose of higher practical value.

disclosure of Invention

The invention has the beneficial effects that:

1. Through the cooperation use of diaphragm, fixed plate, lamp source and convex mirror, can be with the pattern projection on the drawing board, can be better copy for children, and because the device is all fixed in the inside of drawing board, be difficult to break, the easel of having protected that can be fine has reduced the economic loss that children break the easel and lead to greatly, reasonable in design facilitates the use, can increase children's enjoyment to the drawing.

2. Different patterns can be replaced through different diaphragms, visual fatigue caused by long-term drawing of a single pattern by a child is avoided, the single pattern is tired, the freshness of the child to the drawing is stimulated, and therefore the greater fun of the child to the drawing is aroused.

3. Through runner and driven pulley's cooperation use, can make things convenient for effectual the diaphragm of having protected, avoid the diaphragm long-time bending to produce deformation, influence the projection of diaphragm on the drawing board, utilize driven pulley can furthest's the deformation that reduces the diaphragm and produce.

In order to achieve the above effects, the invention provides a technical scheme which is applicable to the invention: a copying easel for children comprises a fixed seat, wherein the upper surface of the fixed seat is hinged with a supporting rod, the top end of the supporting rod is hinged with a drawing board, the top end of the middle part of the drawing board is in threaded connection with a spring clamp, the left end of the fixed seat is in sliding connection with a sliding plate, the left end of the fixed seat is hinged with a movable rod, the left end of the movable rod penetrates through and extends into the sliding plate, the right end of the sliding plate is provided with an inner groove matched with the movable rod, a seat cushion is fixedly arranged at the groove of the sliding plate, the inner part of the drawing board is in threaded connection with two symmetrical fixed frames, a convex mirror is fixedly arranged between the two symmetrical fixed frames, two symmetrical rotating wheels are fixedly arranged in the space enclosed by the fixed frames in the drawing board, the rotating wheels are in transmission connection with a driving belt pulley through a belt, and the outer, the outer surface overlap joint of runner has the diaphragm, the both ends fixedly connected with cloth of diaphragm, the inner wall fixed mounting of drawing board has the fixed plate, and the fixed plate is installed in the ellipse that diaphragm and cloth enclose, and the right side threaded connection of fixed plate has the lamp source.

Fixed mounting has the spring board between the teeth of a cogwheel, and there is the dull polish ball at the middle part of spring board through fixed axle movable mounting, and the side fixed mounting of dull polish ball has the fixed block, the outer fixed surface of fixed axle installs the shelves strip, the upper surface of spring board just is located dull polish ball both sides fixed mounting and has the dental strip.

preferably, the tooth strips are divided into two groups, each group of tooth strips is three, the radian formed by the tooth strips is the same as that formed by the spring plate, and the radian is mainly used for increasing friction force and better preventing the cloth strips from slipping on the rotating wheel to influence the rotation of the diaphragm.

Preferably, the middle parts of the driven belt pulley, the driving belt pulley and the rotating wheel all penetrate through the interior of the drawing board through a movable rod and are movably connected with the inner wall of the drawing board.

Preferably, the number of the membranes is not less than four, and the shapes engraved in each membrane are different.

Preferably, the membrane is made of rubber, and the color of the membrane is black. Mainly to prevent light from passing through the membrane, having an effect on the projection of the engraved shapes on the membrane.

Preferably, the stop bar rotates in one direction, and a clamping spring is elastically connected between the right side of the stop bar and the side surface of the spring plate.

Preferably, the middle part of the spring plate is provided with a movable hole matched with the grinding ball, and the grinding ball is in a spherical shape, and two sides of the grinding ball are cut off.

Drawings

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

FIG. 2 is a schematic diagram of the internal structure of the drawing board of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 4 according to the present invention;

FIG. 4 is a schematic view of the structure of the runner of the present invention;

Fig. 5 is a front view of the overall architecture of the present invention.

In the figure: the automatic drawing board comprises a fixed seat 1, a supporting rod 2, a drawing board 3, a spring clamp 4, a cushion 6, a sliding plate 7, a fixed frame 8, a convex mirror 9, a rotating wheel 10, a driving belt pulley 11, a driven belt pulley 12, cloth strips 13, a diaphragm 14, a fixed plate 15, a lamp source 16, a spring plate 17, a fixed shaft 18, a stopper 1801, a frosted ball 19, a fixed block 1901 and a tooth strip 20.

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.

Referring to fig. 1-5, a copy easel for children comprises a fixed base 1, a supporting rod 2 hinged on the upper surface of the fixed base 1, a drawing board 3 hinged on the top end of the supporting rod 2, the drawing board 3 being circular and mainly preventing children from knocking on square sharp corners to protect children, a spring clamp 4 connected with the top end of the middle part of the drawing board 3 through screw threads, the spring clamp 4 mainly used for clamping drawing paper placed on the drawing board 3, a sliding plate 7 connected with the left end of the fixed base 1 in a sliding manner, a movable rod hinged on the left end of the fixed base 1, wherein the left end of the movable rod penetrates through and extends into the sliding plate 7, an inner groove of the sliding plate 7 is provided with a sliding rod matched with the movable rod, the sliding plate 7 is matched with the fixed base 1 for use and mainly used for adjusting the distance between a cushion 6 and the drawing board 3, avoided the distance too near or too far away to influence children's drawing, the groove fixed mounting of sliding plate 7 has cushion 6, 6 inside fills by the sponge and forms of cushion, it is mainly comfortable to sit for children, the internal thread of drawing board 3 is connected with two symmetrical fixed frames 8, fixed mounting has convex mirror 9 between two symmetrical fixed frames 8, convex mirror 9 mainly plays the effect of enlarged projection, convex mirror 9 forms images according to convex lens formation of image formula 1/u +1/v between drawing board 3 and has been calculated for 1/f, wherein: u represents the object distance, V represents the image distance, F represents the focal length, a clear inverted real image can be formed on the drawing board 3, two symmetrical rotating wheels 10 are fixedly arranged in the space enclosed by the fixing frame 8 and positioned in the drawing board 3, the rotating wheels 10 are in transmission connection with a driving belt pulley 11 through a belt, the outer surface of the driving belt pulley 11 is in transmission connection with two symmetrical driven belt pulleys 12 through two belts respectively, the diaphragm 14 can be conveniently and effectively protected through the matching use of the rotating wheels 10 and the driven belt pulleys 12, the deformation of the diaphragm 14 caused by long-time bending is avoided, the projection of the diaphragm 14 on the drawing board 3 is influenced, the deformation of the diaphragm 14 can be reduced to the maximum extent by utilizing the driven belt pulley 12,

the middle parts of the driven belt pulley 12, the driving belt pulley 11 and the rotating wheel 10 are all provided with a movable rod which penetrates through the inside of the drawing board 3 and is movably connected with the inner wall of the drawing board 3, the outer surface of the rotating wheel 10 is lapped with a membrane 14, the membrane 14 is made of rubber, the color of the membrane 14 is black, the membrane 14 is mainly used for preventing light from penetrating through the membrane 14, the membrane 14 is placed in an inverted state and has influence on the projection of the carving shape on the membrane 14, the number of the membranes 14 is not less than four, the carving shape in each membrane 4 is different, different patterns can be replaced through different membranes 14, the visual fatigue caused by long-term single pattern drawing of children is avoided, the single pattern is tired, the fresh feeling of the children on drawing is stimulated, and the greater interest of the children on drawing is aroused,

Cloth strips 13 are fixedly connected to two ends of the diaphragm 14, a fixing plate 15 is fixedly mounted on the inner wall of the drawing board 3, the fixing plate 15 is mounted in an ellipse defined by the diaphragm 14 and the cloth strips 13, and a lamp source 16 is connected to the right side of the fixing plate 15 in a threaded manner; two switches are movably arranged on the drawing board 3, one switch is a switch of the light source 16 at the lower part, the light source 16 is electrically connected with the switch, the button of the rotating wheel 10 is arranged at the upper part, the rotating wheel 10 is electrically connected with the button at the upper part of the drawing board 3, the rotating wheel 10 can rotate anticlockwise only by pressing, the other diaphragm 14 is driven to the position corresponding to the convex mirror 9,

the spring plate 17 is fixedly installed between teeth of the rotating wheel 10, a grinding ball 19 is movably installed in the middle of the spring plate 17 through a fixing shaft 18, a movable hole matched with the grinding ball 19 is formed in the middle of the spring plate 17, two sides of the grinding ball 19 are cut off in a spherical shape, a fixing block 1901 is fixedly installed on the side face of the grinding ball 19, a stop strip 1801 is fixedly installed on the outer surface of the fixing shaft 18, the stop strip 1801 rotates in a single direction, a clamping spring is elastically connected between the right side of the stop strip 1801 and the side face of the spring plate 17, the stop strip 1801 is matched with the fixing block 1901 to prevent the grinding ball 19 from rotating clockwise, the grinding ball 19 from rotating clockwise when the rotating wheel 10 rotates anticlockwise to generate relative resistance, the upper surface of the spring plate 17 is fixedly provided with tooth strips 20 on two sides of the grinding ball 19, the tooth strips 20 are two groups in total, the top ends of the tooth strips 20 are provided with one corner for, the radian formed by the tooth strips 20 is the same as that formed by the spring plate 17, mainly for increasing friction force, better preventing the cloth strips 13 from slipping on the runner 10 and influencing the rotation of the membrane 14,

use through the cooperation of diaphragm 14, fixed plate 15, lamp source 16 and convex mirror 9, can be with the pattern projection on the drawing board, can be better copy for children, and because the device is all fixed in the inside of drawing board 3, be difficult to break, the protection easel that can be fine has reduced the economic loss that children break the easel and lead to greatly, reasonable in design facilitates the use, can increase children's enjoyment to the drawing.

When the drawing board is used, the lamp source 16 is switched on, then the switch of the rotating wheel 10 is pressed, the diaphragm 4 is switched, and the drawing paper is clamped on the drawing board 3 by the spring clamp 4.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a children are with imitating easel, includes fixing base (1), its characterized in that: the upper surface of the fixed seat (1) is hinged with a supporting rod (2), the top end of the supporting rod (2) is hinged with a drawing board (3), the top end of the middle part of the drawing board (3) is in threaded connection with a spring clamp (4), the left end of the fixed seat (1) is in sliding connection with a sliding plate (7), a seat cushion (6) is fixedly installed at the groove of the sliding plate (7), the inner part of the drawing board (3) is in threaded connection with two symmetrical fixed frames (8), a convex mirror (9) is fixedly installed between the two symmetrical fixed frames (8), two symmetrical rotating wheels (10) are fixedly installed inside the drawing board (3), the rotating wheels (10) are connected with a driving belt pulley (11) through a belt transmission, the outer surface of the driving belt pulley (11) is in transmission connection with two symmetrical driven belt pulleys (12), and a diaphragm (14), two ends of the diaphragm (14) are fixedly connected with cloth strips (13), the inner wall of the drawing board (3) is fixedly provided with a fixing plate (15), and the right side of the fixing plate (15) is in threaded connection with a lamp source (16);

Fixed mounting has spring board (17) between runner (10) tooth, and there is dull polish ball (19) at the middle part of spring board (17) through fixed axle (18) movable mounting, and the side fixed mounting of dull polish ball (19) has fixed block (1901), the outer fixed surface of fixed axle (18) installs shelves strip (1801), the upper surface of spring board (17) just is located dull polish ball (19) both sides fixed mounting and has tooth strip (20).

2. A copying easel for children according to claim 1, characterised in that: the tooth strips (20) are divided into two groups, each group of tooth strips (20) is provided with three tooth strips, and the radian formed by the tooth strips (20) is the same as that formed by the spring plate (17).

3. a copying easel for children according to claim 1, characterised in that: the middle parts of the driven belt pulley (12), the driving belt pulley (11) and the rotating wheel (10) penetrate through the inside of the drawing board (3) through a movable rod and are movably connected with the inner wall of the drawing board (3).

4. A copying easel for children according to claim 1, characterised in that: the number of the membranes (14) on the cloth strips (13) is not less than four, and the shapes of the engravings in each membrane (4) are different.

5. A copying easel for children according to claim 1, characterised in that: the diaphragm (14) is made of rubber, and the color of the diaphragm (14) is black.

6. A copying easel for children according to claim 1, characterised in that: the stop strip (1801) rotates in one direction, and a clamping spring is elastically connected between the right side of the stop strip (1801) and the side face of the spring plate (17).

7. A copying easel for children according to claim 1, characterised in that: the middle part of the spring plate (17) is provided with a movable hole matched with the sand ball (19), and the two sides of the sand ball (19) are cut off in a spherical shape.