CN114009939B - Multifunctional student desk and chair convenient for storing and capable of lifting - Google Patents
Multifunctional student desk and chair convenient for storing and capable of lifting Download PDFInfo
- Publication number
- CN114009939B CN114009939B CN202111206593.3A CN202111206593A CN114009939B CN 114009939 B CN114009939 B CN 114009939B CN 202111206593 A CN202111206593 A CN 202111206593A CN 114009939 B CN114009939 B CN 114009939B
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- Prior art keywords
- rod
- storage box
- sliding
- desk
- storage
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000009423 ventilation Methods 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 210000002414 leg Anatomy 0.000 description 10
- 210000000689 upper leg Anatomy 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000036541 health Effects 0.000 description 3
- 244000309464 bull Species 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/02—Adjustable forms
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/02—Adjustable forms
- A47B39/023—Adjustable forms with adjustable spacing between table and chair
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B41/00—School desks or tables
- A47B41/02—Adjustable, inclinable, sliding or foldable desks tops
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B83/00—Combinations comprising two or more pieces of furniture of different kinds
- A47B83/02—Tables combined with seats
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/62—Accessories for chairs
- A47C7/622—Receptacles, e.g. cup holders, storage containers
- A47C7/626—Receptacles, e.g. cup holders, storage containers directly under the seat
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/62—Accessories for chairs
- A47C7/72—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
- A47C7/74—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling
- A47C7/742—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling for ventilating or cooling
- A47C7/746—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling for ventilating or cooling without active means, e.g. with openings or heat conductors
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The invention discloses a student desk and chair, in particular to a multifunctional student desk and chair which is convenient for storing and can be lifted, comprising: the desk is connected to one side of the top of the hollow underframe; the sliding frame is connected with one end of the hollow underframe in a sliding manner; the telescopic rod is connected to the sliding frame; the top end of the telescopic rod is connected with a storage box; the backrest is fixedly connected to one side of the storage box; the storage box is provided with a hollow shaft rod; the hollow shaft rod is connected with a ventilation seat board; the storage box is connected with the adjustable supporting component; the bottom of the storage box is connected with an adjusting mechanism, and the adjusting mechanism is in transmission connection with the adjustable supporting component. The height of the breathable seat board can be adjusted through the adjustable supporting component and the adjusting mechanism, so that the breathable seat board is suitable for people with different heights.
Description
Technical Field
The invention relates to the field of teaching supplies, in particular to a multifunctional student desk and chair which is convenient for storing and can be lifted.
Background
The patent application number is: CN201921056942.6 discloses a multifunctional lifting desk and chair, comprising a desk plate, an adjusting mechanism, a rotating plate, a sliding mechanism, a supporting mechanism, a containing mechanism and a chair surface; table plate: the lower surface is provided with two support plates and a table bucket, the two support plates are correspondingly arranged left and right, and the table bucket is arranged between the two support plates; an adjusting mechanism: the adjusting hole is arranged on the lower surface of the support plate; and (3) rotating the plate: the right surface of the desk plate is rotationally connected with the right surface of the desk plate through a hinge; a sliding mechanism: the support plate is arranged on the right side; the supporting mechanism comprises: respectively connected with the sliding mechanism and the rotating plate; the containing mechanism comprises: the support plate is arranged on the left side; chair surface: the lower surface is distributed with telescopic support legs; the adjustment of the height of the table and the chair of the patent is complicated, the stability of the table and the chair is poor, and the thigh of people cannot be blown, so that the health of people is easily affected when sitting for a long time.
How to design a height adjustment mode of a desk and a chair is comparatively simple and convenient, the desk and chair stability is high, and a multifunctional student desk and chair convenient to store and liftable can blow to people's thigh is the problem to be solved at present.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a multifunctional student desk and chair which is convenient in height adjustment mode, high in stability and capable of blowing air to the thigh of people and is convenient for storing and capable of lifting.
The invention adopts the following technical scheme:
a multifunctional student desk and chair convenient for storing and lifting comprises:
the desk is connected to one side of the top of the hollow underframe;
the sliding frame is connected with one end of the hollow underframe in a sliding manner;
The telescopic rod is connected to the sliding frame;
The top end of the telescopic rod is connected with a storage box;
the backrest is fixedly connected to one side of the storage box;
the storage box is provided with a hollow shaft rod;
the hollow shaft rod is connected with a ventilation seat board;
the storage box is connected with the adjustable supporting component;
The bottom of the storage box is connected with an adjusting mechanism, and the adjusting mechanism is in transmission connection with the adjustable supporting component.
Further, the adjustable support assembly includes:
the storage box comprises a storage box body and a first gear, wherein two sides of the storage box body are respectively provided with two first gears which are meshed;
The first connecting plate is connected to the first gear;
The storage box is characterized by comprising a storage box body, a first gear and a second gear, wherein the storage box body is provided with a plurality of storage grooves, and the storage grooves are respectively provided with two first gears;
the second connecting plate is connected to the second gear;
the support legs are hinged between the tail ends of the first connecting plate and the second connecting plate.
Further, the adjusting mechanism includes:
the bottom of the storage box is rotationally connected with a connecting shaft, and two ends of the connecting shaft are respectively connected with a hand wheel and a worm;
The bottom of the storage box is rotationally connected with a transmission rod, two ends of the transmission rod are connected with driving gears, and the driving gears are meshed with one of the second gears;
The worm wheel is connected with the transmission rod and meshed with the worm.
Further, still including uncapping the subassembly, uncapping the subassembly and include:
The sliding sleeve is connected to one side of the storage box;
the sliding sleeve is internally connected with the movable wedge block in a sliding manner;
the first spring is connected between the movable wedge block and the sliding sleeve;
The shifting lever is connected with the movable wedge block;
the storage box is connected with the sliding block in a sliding manner;
the sliding block is connected with the fixed wedge block;
The second spring is connected between the top of the sliding block and the storage box;
The sliding block is rotatably connected with a first connecting rod, and the tail end of the first connecting rod is rotatably connected with the breathable seat plate.
Further, still include ventilation mechanism, ventilation mechanism includes:
the rotating rod is rotationally connected with the desk;
the torsion spring is connected between the rotating rod and the desk;
The swinging pedal is connected with the rotating rod;
the end, far away from the torsion spring, of the rotating rod is connected with a swinging rod;
the hollow underframe is connected with an inflator;
the piston rod of the inflator is rotatably connected with the swinging rod;
The top of one side of the sliding frame is connected with an L-shaped connecting pipe;
the first hose is connected between one end of the L-shaped connecting pipe and the air outlet end of the inflator;
The three-way connecting pipe is connected to the upper part of one side of the storage box; the three-way connecting pipe is connected with the hollow shaft rod;
The third hose is connected between the L-shaped connecting pipe and the tee connecting pipe;
The bottom of the ventilation seat board is connected with the gas collecting hood;
And a short hose is connected between the hollow shaft rod and the gas collecting hood.
Further, still include buffer unit, buffer unit includes:
the lower ends of the supporting legs are connected with the buffer rods in a sliding mode;
the buffer spring is connected between the buffer rod and the supporting leg;
The buffer rod is connected with a positioning sleeve;
The gyro wheel, the bottom of buffer rod is connected with the gyro wheel.
Further, the method further comprises the following steps:
the fastening knob is connected with the top of the hollow underframe in a threaded connection mode.
Further, the swing pedal is made of stainless steel.
Compared with the prior art, the invention has the beneficial effects that:
(1) The height of the breathable seat board can be adjusted through the adjustable supporting component and the adjusting mechanism, so that the breathable seat board is suitable for people with different heights;
(2) The ventilation seat board can be opened more conveniently through the cover opening assembly, so that the operation of people is simpler and more convenient, and the people can conveniently take and put articles into the storage box;
(3) The ventilation mechanism can blow the thigh of people, and can move feet, so that the health is affected by sitting for a long time;
(4) The buffer assembly can buffer the human body, so that people sit more comfortably, and the sliding frame can move more conveniently.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of an adjustable support assembly and an adjustment mechanism according to the present invention.
Fig. 3 is a schematic view of a partial perspective structure of the present invention.
Fig. 4 is an enlarged partial view of the portion a of the present invention.
Fig. 5 is a schematic view of a partial perspective view of the lid opening assembly of the present invention.
Fig. 6 is a schematic view of a first partial perspective of the ventilation mechanism of the present invention.
Fig. 7 is a schematic view of a second partial perspective of the ventilation mechanism of the present invention.
Fig. 8 is a schematic view of a third partial perspective of the ventilation mechanism of the present invention.
Fig. 9 is a schematic perspective view of a buffer assembly according to the present invention.
In the figure: 1. a hollow chassis; 2. a desk; 3. a carriage; 4. a telescopic rod; 5. a storage box; 6. a backrest; 7. a hollow shaft; 8. a ventilation seat plate; 9. an adjustable support assembly; 91. a first gear; 92. a first connection plate; 93. a second gear; 94. a second connecting plate; 95. a support leg; 10. an adjusting mechanism; 101. a connecting shaft; 102. a hand wheel; 103. a worm; 104. a transmission rod; 105. a drive gear; 106. a worm wheel; 11. a cover opening assembly; 111. a sliding sleeve; 112. a movable wedge block; 113. a first spring; 114. a deflector rod; 115. a slide block; 116. a fixed wedge; 117. a second spring; 118. a first link; 12. a ventilation mechanism; 121. a rotating rod; 122. a torsion spring; 123. swinging the pedal; 124. a swinging rod; 125. an inflator; 126. a second link; 127. an L-shaped connecting pipe; 128. a first hose; 129. a three-way connecting pipe; 1210. a second hose; 1211. a gas collecting hood; 1212. a short hose; 13. a buffer assembly; 131. a buffer rod; 132. a buffer spring; 133. a positioning sleeve; 134. a roller; 14. and fastening a knob.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
Example 1
The utility model provides a multi-functional student desk chair convenient to storing and liftable, as shown in fig. 1-2, including hollow chassis 1, desk 2, carriage 3, telescopic link 4, storage tank 5, back 6, hollow axostylus axostyle 7, ventilative bedplate 8, adjustable supporting component 9 and adjustment mechanism 10, the top left side of hollow chassis 1 is connected with desk 2, the right-hand member of hollow chassis 1 is connected with carriage 3 slidingly, both sides all are connected with telescopic link 4 around the carriage 3 top, be connected with storage tank 5 between the telescopic link 4 top of both sides, the top right side of storage tank 5 is connected with back 6, the left and right sides at storage tank 5 top all is connected with hollow axostylus axostyle 7 rotationally, be connected with ventilative bedplate 8 on the hollow axostylus axostyle 7, be connected with adjustable supporting component 9 between the left and right sides of storage tank 5, the bottom of storage tank 5 is connected with adjustment mechanism 10, adjustment mechanism 10 and adjustable supporting component 9 transmission are connected.
The adjustable support assembly 9 comprises a first gear 91, a first connecting plate 92, a second gear 93, a second connecting plate 94 and supporting legs 95, wherein two first gears 91 are rotationally connected to the middle of the left side and the right side of the storage box 5, the two first gears 91 are symmetrically arranged front and back, the two first gears 91 are meshed, the first connecting plate 92 is connected to the first gears 91, two second gears 93 are rotationally connected to the lower portions of the left side and the right side of the storage box 5, the two second gears 93 are symmetrically arranged front and back, the two second gears 93 are meshed, the second connecting plate 94 is connected to the second gears 93, and the supporting legs 95 are rotationally connected between the tail ends of the first connecting plate 92 and the tail ends of the second connecting plate 94.
The adjusting mechanism 10 comprises a connecting shaft 101, a hand wheel 102, a worm 103, a transmission rod 104, a driving gear 105 and a worm wheel 106, wherein the connecting shaft 101 is rotationally connected to the rear side of the bottom of the storage box 5, the hand wheel 102 is connected to the rear end of the connecting shaft 101, the worm 103 is connected to the front end of the connecting shaft 101, the transmission rod 104 is rotationally connected to the middle of the bottom of the storage box 5, the driving gear 105 is connected to the left end and the right end of the transmission rod 104, the driving gear 105 is meshed with the second gear 93 on the front side, the worm wheel 106 is connected to the middle of the transmission rod 104, and the worm wheel 106 is meshed with the worm 103.
People sit on the breathable seat board 8, can reciprocate the carriage 3 and make the human body be close to or keep away from desk 2, people can open breathable seat board 8 and place article in storage tank 5, can improve the storage effect of article, when the downhill movement of breathable seat board 8 needs to be adjusted, manual rotation hand wheel 102, hand wheel 102 rotates and drives worm 103 through connecting axle 101 and rotates, worm 103 rotates and drives worm wheel 106 and rotate, transfer line 104 rotates thereupon, transfer line 104 rotates and drives drive gear 105 and rotates, drive gear 105 rotates and drives the rotation of second gear 93, drive storage tank 5 under the effect of second connecting plate 94 and first connecting plate 92 and move downwards thereupon, when the upward movement of breathable seat board 8 needs to be adjusted, manual rotation hand wheel 102 reversal can.
Example two
On the basis of the first embodiment, as shown in fig. 3-8, the lid opening assembly 11 is further included, the lid opening assembly 11 includes a sliding sleeve 111, a movable wedge block 112, a first spring 113, a deflector rod 114, a sliding block 115, a fixed wedge block 116, a second spring 117 and a first connecting rod 118, the sliding sleeve 111 is connected to the lower portion of the front side of the storage box 5, the movable wedge block 112 is connected to the sliding sleeve 111 in a sliding manner, the first spring 113 is connected between the movable wedge block 112 and the sliding sleeve 111, the deflector rod 114 is connected to the front end surface of the movable wedge block 112, a sliding slot is opened at the lower portion of the front side of the storage box 5, a sliding block 115 is connected to the sliding block 115 in a sliding manner, the left end of the sliding block 115 is connected to the fixed wedge block 116, the second spring 117 is connected between the top of the sliding block 115 and the top of the sliding slot, two first connecting rods 118 are rotatably connected to the rear end surfaces of the sliding block 115, and the top ends of the two first connecting rods 118 are rotatably connected to the two ventilation seat plates 8 respectively, and the first connecting rods 118 are located in the storage box 5.
Initially, the second springs 117 are in a stretched state, when the ventilation seat plates 8 are required to be opened, the deflector rod 114 is manually pulled leftwards to drive the movable wedge block 112 to move leftwards, the first springs 113 are stretched, when the movable wedge block 112 does not block the fixed wedge block 116, the sliding block 115 and the fixed wedge block 116 are driven to move upwards under the action of the second springs 117, the two ventilation seat plates 8 are driven to be opened under the action of the two first connecting rods 118, then the deflector rod 114 is loosened, and the movable wedge block 112 is driven to reset rightwards under the action of the first springs 113. When the ventilation seat plate 8 is required to be closed after being opened, the ventilation seat plates 8 on two sides are manually closed, the sliding blocks 115 are driven to move downwards through the first connecting rods 118 when the ventilation seat plates 8 are closed, the fixed wedge blocks 116 move downwards along with the ventilation seat plates, when the fixed wedge blocks 116 are contacted with the movable wedge blocks 112, the ventilation seat plates 8 are continuously pressed downwards, the movable wedge blocks 112 are pushed to move leftwards by the downwards moving of the fixed wedge blocks 116, the movable wedge blocks 112 are driven to move rightwards to block the fixed wedge blocks 116 under the action of the first springs 113 when the fixed wedge blocks 116 are moved to the lower side of the movable wedge blocks 112, at the moment, the two ventilation seat plates 8 are closed with the storage box 5, and the ventilation seat plates 8 are manually stopped to be closed, so that the ventilation seat plates 8 can be opened more conveniently, and the operation of people is simpler and more convenient.
The air-conditioning system comprises a ventilation mechanism 12, wherein the ventilation mechanism 12 comprises a rotating rod 121, a torsion spring 122, a swinging pedal 123, a swinging rod 124, an air pump 125, a second connecting rod 126, an L-shaped connecting pipe 127, a first hose 128, a three-way connecting pipe 129, a second hose 1210, an air collecting cover 1211 and a short hose 1212, the lower part of the desk 2 is rotationally connected with the rotating rod 121, the torsion spring 122 is connected between the rear end of the rotating rod 121 and the desk 2, the top of the rotating rod 121 is connected with the swinging pedal 123, the front end of the rotating rod 121 is connected with the swinging rod 124, the front top of the hollow underframe 1 is connected with the air pump 125, a second connecting rod 126 is rotationally connected between a piston rod of the air pump 125 and the tail end of the swinging rod 124, the front top of the sliding frame 3 is connected with the L-shaped connecting pipe 127, the left end of the L-shaped connecting pipe 127 is connected with the first hose 128 between the air outlet end of the air storing box, the front top of the 5 is connected with the three-way connecting pipe 129, two ends of the three-way connecting pipe 129 are respectively connected with the front ends of the two hollow shafts 7, the other ends of the three-way 129 are connected with the front ends of the L-shaped connecting pipe 121, the air collecting cover is connected with the second hose 1218, and the air collecting cover 1211 is connected with the air collecting cover 1211.
People's both feet are placed on swing footboard 123, step on swing footboard 123 and swing can drive bull stick 121 swing, torsion spring 122 compression, then loosen swing footboard 123, drive swing footboard 123 and bull stick 121 rotatory reset under torsion spring 122's effect, like this repeatedly step on swing footboard 123 can drive the inflator 125 through swinging rod 124 and second connecting rod 126 and inflate, the inspired gas in the inflator 125 loops through first hose 128, L type connecting pipe 127, second hose 1210, tee bend connecting pipe 129 and short hose 1212 and spouts in the gas collecting cover 1211, the gas in the gas collecting cover 1211 upwards blows out and blows air to human thigh portion, reach the effect of ventilation, avoid people sitting for a long time to influence health.
Example III
On the basis of the second embodiment, as shown in fig. 7 and 9, the buffer assembly 13 further comprises a buffer assembly 13, the buffer assembly 13 comprises a buffer rod 131, a buffer spring 132, a positioning sleeve 133 and a roller 134, the bottom of the supporting leg 95 is slidably connected with the buffer rod 131, the buffer spring 132 is connected between the top end of the buffer rod 131 and the bottom of the supporting leg 95, the positioning sleeve 133 is connected to the outer side of the upper part of the buffer rod 131, the positioning sleeve 133 is sleeved on the outer side of the lower part of the supporting leg 95, and the bottom end of the buffer rod 131 is connected with the roller 134.
The roller 134 contacts with the ground, when people sit on the breathable seat board 8, the buffer spring 132 can play a role in buffering the human body, so that people sit more comfortably, and the roller 134 can make the sliding frame 3 more convenient to move.
The hollow underframe is characterized by further comprising a fastening knob 14, wherein the fastening knob 14 is connected to the right side of the top of the hollow underframe 1 in a threaded connection mode.
After the position of the sliding frame 3 is adjusted, the fastening knob 14 is manually screwed down, so that the sliding frame 3 and the hollow underframe 1 can be fixed, and the sliding frame 3 is prevented from sliding randomly.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (5)
1. A multifunctional student desk and chair convenient for storing and lifting comprises:
the desk comprises a hollow underframe (1), wherein one side of the top of the hollow underframe (1) is connected with a desk (2);
the sliding frame (3), one end of the hollow underframe (1) is connected with the sliding frame (3) in a sliding manner;
the telescopic rod (4) is connected with the sliding frame (3);
the top end of the telescopic rod (4) is connected with the storage box (5);
a backrest (6) is fixedly connected to one side of the storage box (5);
The storage box (5) is provided with a hollow shaft rod (7);
the hollow shaft lever (7) is connected with the ventilation seat board (8);
the storage box (5) is connected with the adjustable supporting component (9);
The bottom of the storage box (5) is connected with an adjusting mechanism (10), and the adjusting mechanism (10) is in transmission connection with the adjustable supporting component (9);
The adjustable support assembly (9) comprises:
The storage box comprises a storage box body and a plurality of storage boxes, wherein the storage boxes are arranged on the two sides of the storage box body, the storage boxes are provided with first gears (91), and the first gears (91) are meshed;
a first connection plate (92), wherein the first gear (91) is connected with the first connection plate (92);
the storage box comprises a storage box body and a plurality of storage boxes (5), wherein the storage boxes are arranged on the two sides of the storage box body, the storage boxes are provided with two second gears (93), and the two second gears (93) are meshed;
the second connecting plate (94), the second gear (93) is connected with the second connecting plate (94);
The support legs (95) are hinged between the tail ends of the first connecting plate (92) and the second connecting plate (94);
the adjusting mechanism (10) comprises:
The storage box comprises a connecting shaft (101), wherein the bottom of the storage box (5) is rotatably connected with the connecting shaft (101), and two ends of the connecting shaft (101) are respectively connected with a hand wheel (102) and a worm (103);
the transmission rod (104) is rotationally connected with the bottom of the storage box (5), two ends of the transmission rod (104) are connected with the driving gears (105), and the driving gears (105) are meshed with one of the second gears (93);
A worm wheel (106), wherein the transmission rod (104) is connected with the worm wheel (106), and the worm wheel (106) is meshed with the worm (103);
also comprises a ventilation mechanism (12), wherein the ventilation mechanism (12) comprises:
the rotating rod (121) is rotatably connected with the desk (2);
a torsion spring (122), wherein the torsion spring (122) is connected between the rotating rod (121) and the desk (2);
A swing pedal (123), wherein the swing rod (121) is connected with the swing pedal (123);
the swinging rod (124) is connected with one end of the rotating rod (121) far away from the torsion spring (122);
the inflator (125) is connected to the hollow underframe (1);
A second connecting rod (126), wherein the second connecting rod (126) is rotatably connected between the piston rod of the inflator (125) and the swinging rod (124);
an L-shaped connecting pipe (127), wherein the top of one side of the sliding frame (3) is connected with the L-shaped connecting pipe (127);
a first hose (128), wherein the first hose (128) is connected between one end of the L-shaped connecting pipe (127) and the air outlet end of the inflator (125);
A three-way connecting pipe (129), wherein the upper part of one side of the storage box (5) is connected with the three-way connecting pipe (129); the three-way connecting pipe (129) is connected with the hollow shaft lever (7);
A second hose (1210), wherein the second hose (1210) is connected between the three-way connecting pipe (129) and the L-shaped connecting pipe (127);
the bottom of the ventilation seat board (8) is connected with the gas collecting cover (1211);
and a short hose (1212), wherein the short hose (1212) is connected between the hollow shaft lever (7) and the gas collecting hood (1211).
2. The multifunctional student desk and chair convenient for storage and capable of lifting as claimed in claim 1, further comprising a cover opening assembly (11), wherein the cover opening assembly (11) comprises:
a sliding sleeve (111), wherein one side of the storage box (5) is connected with the sliding sleeve (111);
the sliding sleeve (111) is connected with the movable wedge block (112) in a sliding manner;
The first spring (113) is connected between the movable wedge block (112) and the sliding sleeve (111);
the deflector rod (114) is connected with the deflector rod (114) on the movable wedge block (112);
a slider (115), wherein the storage box (5) is connected with the slider (115) in a sliding manner;
The sliding block (115) is connected with the fixed wedge block (116);
A second spring (117), wherein the second spring (117) is connected between the top of the sliding block (115) and the storage box (5);
the first connecting rod (118), rotationally be connected with first connecting rod (118) on slider (115), the tail end of first connecting rod (118) with ventilative bedplate (8) rotation formula is connected.
3. The multifunctional student desk and chair convenient for storage and capable of lifting according to claim 2, further comprising a buffer assembly (13), wherein the buffer assembly (13) comprises:
the lower ends of the supporting legs (95) are connected with the buffer rods (131) in a sliding mode;
a buffer spring (132), wherein the buffer spring (132) is connected between the buffer rod (131) and the supporting leg (95);
the buffer rod (131) is connected with the positioning sleeve (133);
the roller (134), the bottom of buffer rod (131) is connected with roller (134).
4. A multifunctional student desk and chair convenient for storage and lifting as claimed in claim 3 further comprising:
the fastening knob (14) is connected to the top of the hollow underframe (1) in a threaded connection mode.
5. The multifunctional student desk and chair convenient for storage and lifting as claimed in claim 1 is characterized in that the swinging pedal (123) is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111206593.3A CN114009939B (en) | 2021-10-17 | 2021-10-17 | Multifunctional student desk and chair convenient for storing and capable of lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111206593.3A CN114009939B (en) | 2021-10-17 | 2021-10-17 | Multifunctional student desk and chair convenient for storing and capable of lifting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114009939A CN114009939A (en) | 2022-02-08 |
| CN114009939B true CN114009939B (en) | 2024-04-19 |
Family
ID=80056336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111206593.3A Active CN114009939B (en) | 2021-10-17 | 2021-10-17 | Multifunctional student desk and chair convenient for storing and capable of lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114009939B (en) |
Families Citing this family (1)
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| CN114617357B (en) * | 2022-03-10 | 2023-02-28 | 闽江学院 | Liftable multifunctional drawing device for clothing design |
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| CN114009939A (en) | 2022-02-08 |
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