CN208290822U - Children go up and down drawing board with bracket chute formula - Google Patents
Children go up and down drawing board with bracket chute formula Download PDFInfo
- Publication number
- CN208290822U CN208290822U CN201820608523.8U CN201820608523U CN208290822U CN 208290822 U CN208290822 U CN 208290822U CN 201820608523 U CN201820608523 U CN 201820608523U CN 208290822 U CN208290822 U CN 208290822U
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- swing arm
- support
- drawing board
- children
- left support
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Abstract
The utility model discloses a kind of children to go up and down drawing board with bracket chute formula, including left support and right support, left support and right support upper end are hinged by horizontal hinge shaft articulation piece, the pantograph linkage mechanism for being adjustable left support and right support angle is provided between left support middle and lower part and right support middle and lower part, left support is equipped with the adjusting sliding slot being extended up and down along left support, further including can be along the drawing board that left support lateral wall slides up and down, drawing board is equipped with adjusting jack corresponding with sliding slot is adjusted, and adjusts in jack and adjusting sliding slot and is fitted with adjusting bolt.This patent is structurally reasonable, and when use can be unfolded, and rear-inclined adjustable angle is unfolded, and drawing board height adjustment range is big, and when storage can fold, and occupy little space, easy to carry, and does not crush children's finger risk.
Description
Technical field
The utility model relates to a kind of children to go up and down drawing board with bracket chute formula.
Background technique
Child likes drawing, is that nature make so！It is believed that our each adults once lived through the happy of scribble！Solid wood
Virgin drawing board is popular in South Korea and American-European countries, and in the U.S., each family that is averaged must have a set of Drawing board for children, and the country is also
Just start to introduce within nearly 2 years！
Traditional children drawing board mainly includes a wooden pillar, the bracket wedge shape wide in the narrow lower end in upper end, in bracket side
Wedge-shaped plate face on drawing board is installed.In traditional drawing board, it is child drawing that drawing board, which is the plate being obliquely installed,
Main component.Wooden pillar is the support construction of drawing board, and drawing board can be made to place with fixed tilt angle, drawn for children
Picture is provided convenience.
Traditional children drawing board is very easy to use, but there is also following shortcomings: 1, wooden pillar is fixed
Structure, is not adjustable the tilt angle of drawing board, therefore uses and cannot draw according to the habit or hobby of children, has one
Fixed inconvenience；2, traditional children drawing board volume is larger or not foldable, and occupied space is larger, non-in storage or carrying
It is often inconvenient；3, drawing board height is not adjustable or adjusts altitude range and is limited, and cannot be accustomed to according to child height or drawing
It is adjusted, not only draws inconvenient but also will affect children's stance；4, the clip slot that drawing board exposes when adjusting height can
It is put into children's finger, there is the risk for crushing children's finger during going up and down drawing board.
Summary of the invention
The technical problems to be solved in the utility model is to provide in view of the above deficiencies a kind of structurally reasonable, and when use can open up
It opens, rear-inclined adjustable angle is unfolded, drawing board height adjustment range is big, and when storage can fold, it occupies little space, carrying side
Just, the children for and not crushing children's finger risk go up and down drawing board with bracket chute formula.
In order to solve the above technical problems, this children goes up and down being structurally characterized in that for drawing board with bracket chute formula: including left support
And right support, left support and right support upper end are hinged by horizontal hinge shaft articulation piece, left support middle and lower part and right support
The pantograph linkage mechanism for being adjustable left support and right support angle is provided between middle and lower part, left support is equipped with along left support
Extended adjusting sliding slot down, further include can be equipped with along the drawing board that left support lateral wall slides up and down, drawing board with
Adjusting sliding slot is corresponding to adjust jack, adjusts in jack and adjusting sliding slot and is fitted with adjusting bolt.
This patent is to be realized by adjustable foldable structure structurally reasonable, and when use can be unfolded, and rear-inclined is unfolded
Adjustable angle, drawing board height adjustment range is big, and when storage can fold, and occupy little space, easy to carry, and does not crush
Virgin finger risk.
Adjustable foldable structure mainly includes six part-structures, it may be assumed that left support, horizontal hinge shaft articulation piece, is stretched right support
Contracting bindiny mechanism, drawing board and adjusting bolt.Wherein, horizontal hinge shaft articulation piece is located at left support and right support upper end, left support
It is connected respectively with horizontal hinge shaft articulation piece one end with right support upper end, therefore left support and right support can pass through horizontal hinge shaft
Articulation piece is hingedly swung.In this patent, horizontal hinge shaft articulation piece is using horizontal hinge shaft, therefore left support and right support can
To be swung in the lateral direction around horizontal hinge shaft.When left support and right support are swung to together in opposite directions, this patent is in
Folded state, occupied space is smaller, not only easy to carry, and stores also space-saving.When left support and right support are backwards to pendulum
When dynamic certain angle, this patent is in unfolded state, and left support and right support pass through the horizontal hinge shaft articulation piece phase of top at this time
It mutually supports on the ground.In the deployed state, left support and right support all have certain tilt angle, therefore when being painted
It is more conform with the corresponding relationship of human body head, hand and body, more comfortably.In this patent, under in left support and right support
Pantograph linkage mechanism is provided between portion, left support and right support middle and lower part link together by being telescopically connected to structure.In this way,
In unfolded state, left support, right support and pantograph linkage mechanism just constitute triangular structure.It is well known that triangle knot
Structure be in mechanical structure it is most stable of, ensure that draw when this patent structural stability.The effect of pantograph linkage mechanism
Second is that can stretch namely adjustable length, thus adjustable left support middle and lower part and right support middle and lower part
Between spacing.Therefore, by adjusting pantograph linkage mechanism, so that it may the tilt angle of left support and right support is adjusted, namely
It is accustomed to or is painted needing and adjusting the tilt angle of drawing board according to painter, substantially increases the convenience of drawing and comfortable
Property.In this patent, left support, which is equipped with, adjusts sliding slot, and adjusting sliding slot is strip, is extended up and down along left support.Also wrap
Including can be main structure that this patent is painted along the drawing board that left support lateral wall slides up and down, drawing board, be rectangular
Shape plate.Drawing board, which is equipped with, adjusts jack, adjusts jack and is correspondingly arranged with sliding slot is adjusted.In this patent, adjust jack and
It adjusts in sliding slot and is fitted with adjusting bolt, the tightness of bolt is adjusted by setting, can control drawing board and left support
Locking degree.That is, will first adjust bolt when needing to increase drawing board and unclamp, and then push drawing board along left support
Proper height is slid up to, then tightens again and adjusts bolt, is operated very simple.When needing to move down drawing board,
Mode of operation is similar, repeats no more.
As a kind of preferred implementation, the pantograph linkage mechanism includes being hinged on left support by left articulation piece
Left swing arm further includes the right swing arm being hinged on right support by right articulation piece, left articulation piece, right articulation piece and horizontal hinge shaft hinge
The hinged shaft of fitting is all arranged in parallel, and is provided with fastener on left swing arm and right swing arm.
This pantograph linkage mechanism mainly consists of three parts, it may be assumed that left swing arm, right swing arm and fastener.Wherein, left swing arm is logical
It crosses left articulation piece and is hinged on left support middle and lower part, therefore left swing arm can be swung with respect to left support.Right swing arm passes through right articulation piece
It is hinged on right support middle and lower part, therefore right swing arm can also be swung with respect to right support.In this patent, left articulation piece and right articulation piece
Hinged shaft and left support and the horizontal hinge shaft articulation piece on right support top hinged shaft be it is disposed in parallel, the purpose being arranged in this way is
When adjusting the tilt angle of left support and right support, not only pantograph linkage mechanism is able to carry out stretching motion, is telescopically connected to machine
Structure also can ensure that the smooth of adjusting by left articulation piece and right articulation piece respectively with respect to left support and right support synchronous hunting
Property.For these reasons, left swing arm and right swing arm can be swung with respect to left support and right support respectively, thus no matter left support and
Right support the tilted degree of adjustable extent how, left swing arm parallel can fit together with right swing arm.In this patent,
Fastener is provided between left swing arm and right swing arm, the main function of fastener is that left swing arm and right swing arm are fixedly connected on one
It rises.When needing to adjust drawing board tilt angle, fastener is first made to be in releasing orientation, passes through the opposite of left swing arm and right swing arm
Pantograph linkage mechanism length adjustment is realized in sliding；After left support and right support tilt angle reach requirement, then make at fastener
In locking state.The adjustment of drawing board tilt angle is thereby realized, is operated very simple.
As a kind of implementation, the fastener includes that be evenly arranged on left swing arm several prolong along left swing arm lengths direction
The left hole stretched is evenly equipped with several right hole extended along right swing arm length direction on right swing arm, and further including will by left hole and right hole
The locking member that left swing arm and right swing arm are locked together.
After several left hole and right hole are respectively set on left swing arm and right swing arm, needing to adjust pantograph linkage mechanism length
When, different left hole and right hole need to be only aligned, then locking member is locked, the lock of left swing arm and right swing arm can be realized
Tightly, it operates very simple.
As a kind of implementation, the locking member includes two lockings being inserted into two pairs of corresponding left hole and right hole
Bolt.
By be arranged two clamping screws, can be determined on the left swing arm and right swing arm for adjusting length of fit two pairs it is right
Neat left hole and right hole not only can guarantee that the locking of left swing arm and right swing arm more fastens in this way, and also avoid because of setting
The drawbacks of left swing arm and right swing arm are swung around clamping screw caused by one clamping screw, determining a pair of of left hole and right hole, protects
The reliability of this patent is demonstrate,proved.
As another improved procedure, the locking member include be installed in any of left swing arm and right swing arm bottom and with
The limit plate of another bottom limit cooperation, further includes the clamping screw being inserted into the left hole and right hole of alignment.
In this locking member, there are two types of matching relationships for left swing arm and right swing arm.If limit plate is arranged in left swing arm bottom,
It then limits plate top surface and right swing arm bottom surface level is slidably matched and limits cooperation up and down.If limit plate is arranged at right swing arm bottom
Portion, then limit plate top surface and left swing arm bottom surface level is slidably matched and limits cooperation up and down.In conclusion no matter which kind of cooperation is closed
System, when on left swing arm and right swing arm left hole and right hole locked by a clamping screw after, because of the presence of limit plate, left swing arm
It will not all swing, operate simpler around clamping screw with right swing arm.
As a kind of implementation, the fastener includes the left rack gear for being installed in one avris of left swing arm bottom surface, is installed in
The iron plate of another avris in left swing arm bottom surface further includes the right rack gear for being installed with right swing arm top surface and being engaged with left rack gear, right pendulum
Another avris of arm is installed with magnetic patch corresponding with iron plate.
It is all fixed there are two component either on left swing arm or on right swing arm in this fastener.It, will for convenience of narration
Left swing arm bottom surface is divided into two avris, i.e. an avris, another avris in the direction of the width；Likewise, by right swing arm top surface
It is divided into two avris, i.e. an avris, another avris in the direction of the width.For left swing arm, one avris of left swing arm bottom surface
It is installed with left rack gear, left rack gear is extended along left swing arm lengths direction.Another avris of left swing arm is installed with iron plate, iron plate also edge
Left swing arm lengths direction is extended.For right swing arm, one avris of right swing arm top surface is installed with right rack gear, and right rack gear is along right
Pendulum arm length direction is extended.In this patent, left rack gear and right rack gear are engaged setting up and down.Right swing arm top surface is another
Avris is installed with magnetic patch, and magnetic patch is correspondingly arranged up and down with iron plate.In its natural state, magnetic patch is corresponding with iron plate is pulled together,
Together with left rack gear is engaged with right rack gear.When needing to adjust pantograph linkage mechanism length, first magnetic patch and iron plate are broken with hand
Open, the suction-combining force weakens both at this time, therefore can the position of engagement easily to left rack gear and right rack gear be adjusted, namely adjustment
Total length when the good right swing arm of left swing arm engages.It looses one's grip after adjustment, magnetic patch is just pulled together again with iron plate, left rack gear
Also mesh together again with right rack gear, it is not only easy to operate, and also locking is firm.
As an improvement, drawing board bottom is installed with outwardly extending supporting plate.
After the fixed outwardly extending supporting plate in drawing board bottom, entire drawing board cross section is just in the L shape being slightly tilted,
The drawing tools such as crayon, erasing rubber can be placed on supporting plate in this way, it is very convenient.
As further improving, left support lower part is installed with the left leg extended downwardly, right support lower part by left bolt
The right leg extended downwardly is installed with by right bolt.
Entire drawing board can not only be increased after the fixed right leg in right support lower end in the fixed left leg in left support lower end
Highly, and the mechanism of drawing board can will be supported to be divided into two parts in length, it may be assumed that left support and left leg two parts, right branch
Frame and right leg two parts, in this way in storage or carrying, volume is more compact, more convenient, is very suitable to children's use.
In conclusion the children using this structure go up and down drawing board with bracket chute formula, structurally reasonable, when use, can be opened up
It opens, rear-inclined adjustable angle is unfolded, drawing board height adjustment range is big, and when storage can fold, it occupies little space, carrying side
Just, children's finger risk and is not crushed, securely and reliably.
Detailed description of the invention
The utility model is described in further detail in conjunction with attached drawing:
Fig. 1 is the fit structure schematic diagram of left support, right support and pantograph linkage mechanism in this patent embodiment one；
Fig. 2 is the structural schematic diagram after Fig. 1 is connect with left leg and right leg；
Fig. 3 is drawing board, left support and the fit structure schematic diagram for adjusting bolt；
Fig. 4 is the structural schematic diagram of pantograph linkage mechanism in embodiment one；
Fig. 5 is the structural schematic diagram of this patent embodiment two；
Fig. 6 is the structural schematic diagram of pantograph linkage mechanism in Fig. 5；
Fig. 7 is the structural schematic diagram of this patent embodiment three；
Fig. 8 is the structural schematic diagram of pantograph linkage mechanism in Fig. 7.
Specific embodiment
As shown, it includes left support 1 and right support 2 that the children, which go up and down drawing board with bracket chute formula, left support and right branch
Frame upper end is hinged by horizontal hinge shaft articulation piece 3, and being provided between left support middle and lower part and right support middle and lower part can adjust
The pantograph linkage mechanism 4 of left support and right support angle is saved, it is sliding that left support is equipped with the adjusting being extended up and down along left support
Slot 5 further includes that adjust corresponding with sliding slot is adjusted can be equipped with along the drawing board 6 that left support lateral wall slides up and down, drawing board
Jack 7 adjusts in jack and adjusting sliding slot and is fitted with adjusting bolt 8.This patent mainly includes six part-structures, it may be assumed that left support,
Right support, horizontal hinge shaft articulation piece, pantograph linkage mechanism, drawing board and adjusting bolt.Wherein, horizontal hinge shaft articulation piece is located at a left side
Bracket and right support upper end, left support and right support upper end are connected with horizontal hinge shaft articulation piece one end respectively, therefore left support
It can hingedly be swung by horizontal hinge shaft articulation piece with right support.In this patent, horizontal hinge shaft articulation piece is using level
Hinged shaft, therefore left support and right support can be swung in the lateral direction around horizontal hinge shaft.When left support and right support phase
To when swinging to together, this patent is in folded state, and occupied space is smaller, not only easy to carry, and storage is not also taken up an area
Side.When left support and right support backswing certain angle, this patent is in unfolded state, and left support and right support are logical at this time
The horizontal hinge shaft articulation piece for crossing top mutually supports on the ground.In the deployed state, left support and right support all have centainly
Tilt angle, therefore while being painted, is more conform with the corresponding relationship of human body head, hand and body, more comfortably.At this
In patent, pantograph linkage mechanism, left support and right support middle and lower part are provided between left support and right support middle and lower part by stretching
Contracting connection structure links together.In this way, left support, right support and pantograph linkage mechanism just constitute three in unfolded state
Angular structure.It is well known that triangular structure be in mechanical structure it is most stable of, ensure that draw when this patent structure
Stability.The effect of pantograph linkage mechanism second is that can stretch namely adjustable length, a thus adjustable left side
Spacing between bracket middle and lower part and right support middle and lower part.Therefore, by adjusting pantograph linkage mechanism, so that it may adjust left support
With the tilt angle of right support, namely it is accustomed to or is painted needing and adjusting the tilt angle of drawing board according to painter, mentions significantly
The high convenience and comfort of drawing.In this patent, left support, which is equipped with, adjusts sliding slot, and adjusting sliding slot is strip, edge
Left support is extended up and down.Further include can be this patent along the drawing board that left support lateral wall slides up and down, drawing board into
The main structure of row drawing is rectangular flat plate.Drawing board, which is equipped with, adjusts jack, and adjusting jack, sliding slot is corresponding sets with adjusting
It sets.In this patent, it adjusts jack and adjusts in sliding slot and be fitted with adjusting bolt, the tightness of bolt is adjusted by setting,
It can control the locking degree of drawing board and left support.That is, will first adjust bolt pine when needing to increase drawing board
It opens, then drawing board is pushed to slide up to proper height along left support, then tighten again and adjust bolt, operate very simple
It is single.When needing to move down drawing board, mode of operation is similar, repeats no more.
In the present embodiment, the pantograph linkage mechanism includes the left swing arm being hinged on left support by left articulation piece 9
10, it further include the right swing arm 13 being hinged on by right articulation piece 12 on right support, left articulation piece, right articulation piece and horizontal hinge shaft hinge
The hinged shaft of fitting is all arranged in parallel, and is provided with fastener on left swing arm and right swing arm.This pantograph linkage mechanism is mainly by three parts
Composition, it may be assumed that left swing arm, right swing arm and fastener.Wherein, left swing arm is hinged on left support middle and lower part by left articulation piece, therefore
Left swing arm can be swung with respect to left support.Right swing arm is hinged on right support middle and lower part by right articulation piece, therefore right swing arm also can
Opposite right support is swung.In this patent, the level of the hinged shaft of left articulation piece and right articulation piece and left support and right support top
The hinged shaft of hinged shaft articulation piece be it is disposed in parallel, the purpose being arranged in this way be adjust left support and right support tilt angle
When, not only pantograph linkage mechanism is able to carry out stretching motion, and pantograph linkage mechanism can also pass through left articulation piece and right articulation piece point
Not with respect to left support and right support synchronous hunting, the smoothness of adjusting ensure that.For these reasons, left swing arm and right swing arm be all
Can be swung respectively with respect to left support and right support, thus no matter left support and right support the tilted degree of adjustable extent such as
What, left swing arm parallel can fit together with right swing arm.In this patent, fastening is provided between left swing arm and right swing arm
Part, the main function of fastener are to be fixed together left swing arm and right swing arm.Needing to adjust drawing board tilt angle
When, so that fastener is in releasing orientation, pantograph linkage mechanism length tune is realized by the Relative sliding of left swing arm and right swing arm
It is whole；After left support and right support tilt angle reach requirement, then fastener is made to be in locking state.Thereby realize drawing
The adjustment of plate tilt angle operates very simple.
In the present embodiment, the fastener includes that be evenly arranged on left swing arm several extend along left swing arm lengths direction
Left hole 11 is evenly equipped with several right hole 14 extended along right swing arm length direction on right swing arm, and further including will by left hole and right hole
The locking member that left swing arm and right swing arm are locked together.After several left hole and right hole are respectively set on left swing arm and right swing arm,
When needing to adjust pantograph linkage mechanism length, different left hole and right hole need to be only aligned, then lock locking member,
The locking of left swing arm and right swing arm can be realized, operate very simple.
In the present embodiment, the locking member includes two clamping screws being inserted into two pairs of corresponding left hole and right hole
15.By the way that two clamping screws are arranged, two pairs of alignment can be determined on the left swing arm and right swing arm for adjusting length of fit
Left hole and right hole not only can guarantee that the locking of left swing arm and right swing arm more fastens in this way, and also avoid because of setting one
The drawbacks of left swing arm and right swing arm are swung around clamping screw caused by clamping screw, determining a pair of of left hole and right hole, ensure that
The reliability of this patent.
In actual production, the locking member can also include being installed in left swing arm using the structure in embodiment two
Limit plate 25 with any of right swing arm bottom and with the limit cooperation of another bottom, further includes the left side for being inserted into alignment
Clamping screw 15 in hole and right hole.In this locking member, there are two types of matching relationships for left swing arm and right swing arm.If limit plate is set
It sets in left swing arm bottom, then limits plate top surface and right swing arm bottom surface level is slidably matched and limits cooperation up and down.If limit plate
It is arranged in right swing arm bottom, then limits plate top surface and left swing arm bottom surface level is slidably matched and limits cooperation up and down.In conclusion
No matter which kind of matching relationship, when on left swing arm and right swing arm left hole and right hole locked by a clamping screw after because limit
The presence of plate, left swing arm and right swing arm will not all be swung around clamping screw, be operated simpler.
In actual production, the fastener can also include being installed in left swing arm using the structure in embodiment two
The left rack gear 16 of one avris of bottom surface is installed in the iron plate 17 of another avris in left swing arm bottom surface, further includes being installed with right swing arm top surface
The right rack gear 18 being engaged with left rack gear, another avris of right swing arm are installed with magnetic patch 19 corresponding with iron plate.In this fastener
In, it is all fixed there are two component either on left swing arm or on right swing arm.For convenience of narration, by left swing arm bottom surface in width side
It is divided into two avris, i.e. an avris, another avris upwards；Likewise, right swing arm top surface is also divided into the direction of the width
Two avris, i.e. an avris, another avris.For left swing arm, one avris of left swing arm bottom surface is installed with left rack gear, left rack gear
It is extended along left swing arm lengths direction.Another avris of left swing arm is installed with iron plate, and iron plate also extends along left swing arm lengths direction
Setting.For right swing arm, one avris of right swing arm top surface is installed with right rack gear, and right rack gear is set along the extension of right swing arm length direction
It sets.In this patent, left rack gear and right rack gear are engaged setting up and down.Another avris in right swing arm top surface is installed with magnetic patch, magnetic
Block is correspondingly arranged up and down with iron plate.In its natural state, magnetic patch is corresponding with iron plate is pulled together, and left rack gear and right rack gear are corresponding
Mesh together.When needing to adjust pantograph linkage mechanism length, first magnetic patch and iron plate are broken into two with one's hands with hand, the two the suction-combining force subtracts at this time
It is weak, thus can the position of engagement easily to left rack gear and right rack gear be adjusted, namely adjustment left swing arm good right swing arm engagement
When total length.It looses one's grip after adjustment, magnetic patch is just pulled together again with iron plate, and left rack gear also engages again with right rack gear
Together, not only easy to operate, and locking is firm.
In this patent, drawing board bottom is installed with outwardly extending supporting plate 24.Extend outwardly drawing board bottom is fixed
Supporting plate after, entire drawing board cross section is just in the L shape being slightly tilted, and can place crayon, erasing rubber on supporting plate in this way
Equal drawing tools, it is very convenient.
In practical applications, left support lower part is installed with the left leg 21 extended downwardly, right support lower part by left bolt 20
The right leg 23 extended downwardly is installed with by right bolt 22.In the fixed left leg in left support lower end, in the fixed right leg in right support lower end
Afterwards, it can not only increase the height of entire drawing board, and the mechanism of drawing board can will be supported to be divided into two parts in length,
That is: left support and left leg two parts, right support and right leg two parts, in this way in storage or carrying, volume is more compact, more
It is convenient, it is very suitable to children's use.
Claims (8)
1. a kind of children go up and down drawing board, including left support (1) and right support (2), left support (1) and right support with bracket chute formula
(2) upper end is hinged by horizontal hinge shaft articulation piece (3), it is characterized in that: in left support (1) middle and lower part and right support (2)
The pantograph linkage mechanism (4) for being adjustable left support (1) and right support (2) angle is provided between lower part, left support (1) is equipped with
It further include drawing of being slided up and down along left support (1) lateral wall along left support (1) extended adjusting sliding slot (5) up and down
Chart board (6), drawing board (6) are equipped with adjusting jack (7) corresponding with sliding slot (5) are adjusted, adjust jack (7) and adjust sliding slot (5)
It is inside fitted with and adjusts bolt (8).
2. children as described in claim 1 go up and down drawing board with bracket chute formula, it is characterized in that: the pantograph linkage mechanism (4)
It further include being hinged on by right articulation piece (12) including the left swing arm (10) being hinged on by left articulation piece (9) on left support (1)
Right swing arm (13) on right support (2), the hinged shaft of left articulation piece (9), right articulation piece (12) and horizontal hinge shaft articulation piece (3) are all flat
Row is arranged, and is provided with fastener on left swing arm (10) and right swing arm (13).
3. children as claimed in claim 2 go up and down drawing board with bracket chute formula, it is characterized in that: the fastener includes being evenly arranged on
Several left hole (11) extended along left swing arm lengths direction on left swing arm (10), are evenly equipped on right swing arm (13) several along right pendulum
The right hole (14) that arm lengths direction extends further includes by left hole (11) and right hole (14) by left swing arm (10) and right swing arm (13)
The locking member being locked together.
4. children as claimed in claim 3 go up and down drawing board with bracket chute formula, inserted it is characterized in that: the locking member includes two
Clamping screw (15) in two pairs of corresponding left hole (11) and right hole (14).
5. children as claimed in claim 3 go up and down drawing board with bracket chute formula, it is characterized in that: the locking member includes being installed in
Any of left swing arm (10) and right swing arm (13) bottom and the limit plate (25) cooperated with the limit of another bottom, further include one
Clamping screw (15) in a left hole (11) and right hole (14) for being inserted into alignment.
6. children as claimed in claim 2 go up and down drawing board with bracket chute formula, it is characterized in that: the fastener includes being installed in
The left rack gear (16) of one avris of left swing arm (10) bottom surface, is installed in the iron plate (17) of another avris in left swing arm (10) bottom surface, also wraps
It includes and is installed with the right rack gear (18) that right swing arm (13) top surface and left rack gear (16) are engaged, right swing arm (13) another avris is fixed
There is magnetic patch (19) corresponding with iron plate (17).
7. the children as described in claim 1-6 any claim go up and down drawing board with bracket chute formula, it is characterized in that: drawing board
(6) bottom is installed with outwardly extending supporting plate (24).
8. children as claimed in claim 7 go up and down drawing board with bracket chute formula, it is characterized in that: left support (1) lower part passes through a left side
Bolt (20) is installed with the left leg (21) extended downwardly, and right support (2) lower part, which is installed with by right bolt (22), to be extended downwardly
Right leg (23).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017204446824 | 2017-04-26 | ||
| CN201720444682 | 2017-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208290822U true CN208290822U (en) | 2018-12-28 |
Family
ID=64703596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820608523.8U Expired - Fee Related CN208290822U (en) | 2017-04-26 | 2018-04-26 | Children go up and down drawing board with bracket chute formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208290822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886952A (en) * | 2019-12-10 | 2020-03-17 | 黄山市展硕半导体科技有限公司 | Base for installing luminescent screen |
-
2018
- 2018-04-26 CN CN201820608523.8U patent/CN208290822U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886952A (en) * | 2019-12-10 | 2020-03-17 | 黄山市展硕半导体科技有限公司 | Base for installing luminescent screen |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20181228 Termination date: 20200426 |