A kind of automatic adjustable detachable desk of height
Technical field:
The present invention relates to teaching aid technical field, the automatic adjustable detachable class of more specifically to a kind of height
Table.
Background technology:
Desk is important apparatus in teaching, mainly writes and listens to the teacher for student's study, however, due to the limit in space
System so that desk occupied space is big, and weight weight, and books are generally arranged under the desktop of desk and place groove body, general
It is integral with desktop, to increase the weight of desk, and occupied space is big, and when not in use, desk can only be placed on
In room, it can not dismantle and stack, effect is poor.
Meanwhile desk is different according to the requirement of user, some users need the certain angle of desktop tilt-lift of desk
Degree, conveniently writes, draws a picture, and improves comfort level.
And the general height of existing desk is certain, can not adjust, cannot be satisfied the needs of different height user.
Invention content:
The purpose of the present invention and provides a kind of height automatic adjustable detachable class aiming at the deficiency of the prior art
Table, its desktop and supporting leg can be dismantled, and carrying, installation are facilitated, meanwhile, when not in use, the component in desktop can be dismantled
It stacking, space hold is small, and its adjustable plate can promote angle of inclination, to meet the needs of different users, and
Desktop height is adjustable, and the user that can meet different heights uses.
The technology solution of the present invention is as follows:
A kind of automatic adjustable detachable desk of height, including desktop, there are four supporting legs to connect for the bottom surface tool of the desktop
Shrinkage pool is connect, supporting leg connects nested in shrinkage pool and is fixed with permanent magnet set, and the top of supporting leg has the connection bump upwardly extended, even
The outer wall for connecing protrusion is teeth wall, has tooth form groove on the madial wall of permanent magnet set, connection bump sleeve is in permanent magnet set
And be adsorbed on permanent magnet and put on, the outer wall of connection bump is matched with the madial wall that permanent magnet covers, and the bottom of supporting leg is to adjust spiral shell
Bar portion, adjusting screw rod portion, which is screwed onto, to be adjusted in sleeve, and the bottom end for adjusting sleeve is hinged on chassis, and chassis is pressed against on the ground,
The lower part outer wall for adjusting sleeve is equipped with external drive, and driving motor is fixed on the chassis between front and back two adjacent supporting legs
Link, two driving motors are fixed on the front and rear of driving motor link, are fixed on the output shaft of driving motor
Gear, driving gear band is driven to move corresponding adjusting sleeve rotation;
The middle part bottom surface of the desktop, which has, places groove, and the rear end for placing groove is hinged with connecting shaft, and the two of connecting shaft
End is fixed with vertical supporting rod, and the bottom end madial wall of two vertical supporting rods has cross-brace plate, the rear end of bottom support plate
It is hinged with bottom connecting shaft, the both ends of bottom connecting shaft are hinged on the lower end of two vertical supporting rods, and bottom support plate is pressed against
On two cross-brace plates;
There is adjustable plate to place groove for the top surface of the desktop, and adjustable plate sleeve is in adjustable plate places groove, adjustable plate
Front end sleeve in articulated shaft, the both ends of articulated shaft are hinged on adjustable plate and place on the madial wall of front end two of groove, adjust
Plate is pressed against adjustable plate and places on the bottom surface of groove.
The top surface that the adjustable plate places groove is hinged with Supporting plate, and the end of Supporting plate is fixed with clamping part, adjusts
Saving, there is main limiting groove, Supporting plate sleeve to be fixed in main limiting groove, the bottom surface of main limiting groove in the middle part of the bottom surface of plate
Multiple positive stop strips, positive stop strip are corresponding with clamping part.
There is flexible straight slot, the bottom surface for placing the desktop in the front of groove has tune on the leading inside for placing groove
Groove is saved, adjusting grooves are communicated with flexible straight slot, and bottom adjustable plate is fixed on the bottom surface of desktop, and adjustable plate covering in bottom is adjusted
Groove adjusts supporting block and is in adjusting grooves, and there is vertical adjustment section, vertical adjustment section to stretch out bottom for the lower end for adjusting supporting block
There is support portion, support portion to stretch out flexible straight slot and be in for the adjusting straight slot having on portion's adjustable plate, the rear end for adjusting supporting block
At the front end for placing groove, there is telescopic rod, telescopic rod upper sleeve to have spring, one end of spring to put forth effort for the front end for adjusting supporting block
In adjusting supporting block, the other end of spring is fixed on the leading inside wall of adjusting grooves.
The front end top surface for placing groove has positioning groove, positioning groove corresponding with cross-brace plate.
There is extension board, extension board to correspond to bottom support plate in the middle part of the madial wall of the vertical supporting rod.
Have connection jack, connection jack corresponding with telescopic rod on the leading inside wall of the adjusting grooves.
The top surface of the rear end of the adjustable plate has hand-held lug boss.
Transition axis is hinged on the chassis at the adjusting sleeve, the upper end of transition axis is hinged on corresponding driving electricity
On machine link, transition gear is fixed on transition axis, transition gear is meshed with corresponding external drive, driving gear with
Corresponding transition gear is meshed.
The beneficial effects of the present invention are:
Its desktop and supporting leg can be dismantled, and carrying, installation are facilitated, meanwhile, when not in use, component in desktop can be with
Dismounting stacks, and space hold is small, and its adjustable plate can promote angle of inclination, to meet the needs of different users,
And desktop height is adjustable, and the user that can meet different heights uses.
Description of the drawings:
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the partial enlarged view of Fig. 1;
Fig. 3 is the partial structural diagram of another state of Fig. 1;
Fig. 4 is the partial enlarged view of Fig. 3;
Fig. 5 is the partial elevation view of the present invention.
Specific implementation mode:
Embodiment:See shown in Fig. 1 to Fig. 5, a kind of automatic adjustable detachable desk of height, including desktop 10, it is described
There are four supporting legs to connect shrinkage pool 19 for the bottom surface tool of desktop 10, and supporting leg connects nested in shrinkage pool 19 and is fixed with permanent magnet set 191, branch
The top of leg 30 has the connection bump 31 upwardly extended, and the outer wall of connection bump 31 is teeth wall, the inside of permanent magnet set 191
There is tooth form groove, 31 sleeve of connection bump is in permanent magnet set 191 and is adsorbed on permanent magnet set 191, connection bump on wall
31 outer wall is matched with the madial wall of permanent magnet set 191, and the bottom of supporting leg 30 is adjusting screw rod portion 32,32 spiral shell of adjusting screw rod portion
It is connected on and adjusts in sleeve 33, the bottom end for adjusting sleeve 33 is hinged on chassis 34, and chassis 34 is pressed against on the ground, adjusts sleeve 33
Lower part outer wall be equipped with external drive 331, be fixed with driving motor on the chassis 34 between front and back two adjacent supporting legs 30
Link 35, two driving motors 36 are fixed on the front and rear of driving motor link 35, the output shaft of driving motor 36
On be fixed with driving gear 361, driving gear 361 drives the rotation of corresponding adjustings sleeve 33;
The middle part bottom surface of the desktop 10, which has, places groove, and the rear end for placing groove is hinged with connecting shaft 14, connecting shaft
14 both ends are fixed with vertical supporting rod 15, and the bottom end madial wall of two vertical supporting rods 15 has cross-brace plate 151, bottom
The rear end of support plate 21 is hinged with bottom connecting shaft, and the both ends of bottom connecting shaft are hinged on the lower end of two vertical supporting rods 15,
Bottom support plate 21 is pressed against on two cross-brace plates 151;
There is adjustable plate to place groove 18 for the top surface of the desktop 10, and 40 sleeve of adjustable plate places groove 18 in adjustable plate
In, for the front end sleeve of adjustable plate 40 in articulated shaft, the both ends of articulated shaft are hinged on the front end two that adjustable plate places groove 18
On madial wall, adjustable plate 40 is pressed against adjustable plate and places on the bottom surface of groove 18.
Further, the top surface of the adjustable plate placement groove 18 is hinged with Supporting plate 41, the end of Supporting plate 41
Portion is fixed with clamping part 42, has main limiting groove 43,41 sleeve of Supporting plate recessed in main limit in the middle part of the bottom surface of adjustable plate 40
The bottom surface of slot 43, main limiting groove 43 is fixed with multiple positive stop strips 44, and positive stop strip 44 is corresponding with clamping part 42.
Further, there is flexible straight slot 131 on the leading inside for placing groove, places the table in the front of groove
There are adjusting grooves 132, adjusting grooves 132 to be communicated with flexible straight slot 131 for the bottom surface of plate 10, and bottom adjustable plate 16 is fixed on desktop
On 10 bottom surface, bottom adjustable plate 16 covers adjusting grooves 132, adjusts supporting block 17 and is in adjusting grooves 132, adjusts support
There is vertical adjustment section 171, vertical adjustment section 171 to stretch out the adjusting straight slot 161 having on bottom adjustable plate 16 for the lower end of block 17,
The rear end for adjusting supporting block 17 has support portion 172, and support portion 172, which stretches out, to be stretched straight slot 161 and be in the front end for placing groove
There is telescopic rod 173,173 upper sleeve of telescopic rod to have spring 174, one end of spring 174 to put forth effort for place, the front end for adjusting supporting block 17
In adjusting supporting block 17, the other end of spring 174 is fixed on the leading inside wall of adjusting grooves 132.
Further, the front end top surface for placing groove has positioning groove 133, positioning groove 133 and laterally branch
Fagging 151 is corresponding.
Further, there is extension board 221, extension board 221 to correspond to bottom in the middle part of the madial wall of the vertical supporting rod 15
Portion's support plate 21.
Further, on the leading inside wall of the adjusting grooves 132 have connection jack 134, connection jack 134 with
Telescopic rod 173 is corresponding.
Further, the top surface of the rear end of the adjustable plate 40 has hand-held lug boss 45.
Further, transition axis, the upper end hinge of transition axis are hinged on the chassis 34 at the adjusting sleeve 33
It is connected on corresponding driving motor link 35, transition gear 37, transition gear 37 and corresponding transmission is fixed on transition axis
External gear 331 is meshed, and driving gear 361 is meshed with corresponding transition gear 37.
When in use, it is run by driving motor 36, you can realize that adjusting sleeve 33 rotates, to realize adjusting screw rod portion
32 rotations, realize moving up and down for supporting leg 30, to realize the up and down adjustment of desktop 10, the user for meeting different heights makes
With.
The present embodiment directly pulls up supporting leg 30 when needing dismounting, meanwhile, by by bottom support plate 21 to turning over
Crimping leans against on extension board 221, and then, two vertical supporting rods 15 are flipped up, by hand move vertical adjustment section 171 to
Afterwards so that support portion 172, which does not stretch out, to be placed in groove, then so that vertical supporting rod 15 and bottom support plate 21 are in and place
In groove, hand unclamps, and passes through the elastic reaction of spring 174 so that cross-brace plate 151 is pressed against on support portion 172, to protect
It demonstrate,proves it to be in desktop 10, facilitates placement.
And when needing to adjust gradient, adjustable plate 40 can be tilted upwards, then, by Supporting plate 41 to turning over
It rises so that 42 holding of clamping part is on positive stop strip 44, to realize the tilt adjustment of adjustable plate 40, meets different use need
It asks.