Height-adjustable learning table for children
By designing a children's learning table with adjustable height including a support frame, a lifting rod and a sliding device, the problem that the existing learning table cannot adjust the height and size is solved, and the effect of adapting to children's growth needs and book storage needs is achieved.
Patent Information
- Application Number
- CN202421399211.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-19
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-06-19
AI Technical Summary
The existing study tables cannot effectively adjust the height and size, which is not suitable for children's growth period and book storage needs, and is less practical.
A height-adjustable children's study table including a support frame, a lifting rod and a sliding device is designed. The height adjustment of the table is achieved through the cooperation of the rotating shaft and the bidirectional threaded rod; the tabletop dimension adjustment is achieved through the design of the sliding device and the slot.
It realizes flexible adjustment of the height and size of the learning table, adapts to children's growth needs and book storage needs, and improves the practicality of the learning table.
Smart Images
Figure CN222675712U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of study tables, in particular to a height-adjustable children's study table. Background Art
[0002] The study table is a new, scientific, humane and practical learning aid suitable for children to teenagers. It can be used to raise and lower the desk and tilt the desktop. The study table is the result of in-depth research in three major disciplines: ergonomics, human mechanics and human physiology. The study table and the traditional desk are two completely different concepts.
[0003] However, the prior art still has the following problems:
[0004] Firstly, children are in the growth stage, and the height of most tables is suitable for children of fixed height. It is impossible to effectively adjust the height of the study table. As the child grows taller, if the table is no longer suitable, it needs to be replaced, which is less practical.
[0005] Secondly, most of the study tables on the market have fixed sizes, which cannot accommodate more books and school supplies, and the size of the study tables cannot be effectively adjusted, which greatly limits the use of the study tables.
[0006] In view of the above problems, the inventor proposes a height-adjustable children's study table to solve the above problems. Utility Model Content
[0007] In order to solve the problem that the height of the study table cannot be effectively adjusted and the size of the study table cannot be effectively adjusted; the purpose of the utility model is to provide a height-adjustable children's study table.
[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions: a height-adjustable children's study table, comprising a support frame, the outer surface of the support frame is fixedly connected with four legs distributed in a rectangular array, the tops of the four legs are penetrated and connected with lifting rods, the tops of the four lifting rods are commonly fixedly connected with a table top, both ends of the table top are provided with sliding devices, the top of the support frame is provided with a lifting device, the lifting device comprises a bracket, the two ends of the bracket are commonly fixedly connected to the inner walls of both sides of the support frame, the middle part of the top of the bracket is fixedly connected to the two sides of the top of the support frame with a first fixing plate, wherein the two first fixing plates A two-way threaded rod is commonly connected through one end, and one end of the two-way threaded rod is rotatably connected to one end of one of the first fixed plates, two sliding blocks are sleeved on the outer surface of the two-way threaded rod, and the two sliding blocks are respectively sleeved on different thread directions engraved on the outer surface of the two-way threaded rod, both ends of the two sliding blocks are fixedly connected to support rods, both ends of the four support rods are rotatably connected to connecting plates, the upper parts of one ends of the four connecting plates are penetrated by a rotating shaft, both ends of the four rotating shafts are rotatably connected to a second fixed plate, the top ends of the eight second fixed plates are commonly fixedly connected to the bottom end of the table top, and one end of the two-way threaded rod is fixedly connected to a rocking handle.
[0009] Preferably, the sliding device includes a card plate, the top of the card plate is fixedly connected to the bottom end of the table top, the bottom end of the table top is provided with a through groove, the outer surface of the card plate is fitted with the inner wall of the through groove, multiple card grooves are provided on both sides of the bottom end of the card plate, the outer surface of the card plate is sleeved with a fixing frame, the inner walls of both sides of the fixing frame are fixedly connected with springs, one end of two springs are fixedly connected with a card block, the multiple card grooves are distributed at equal intervals, and the inner walls of the card grooves are fitted with the outer surfaces of the card blocks, the top of the card plate is fixedly connected with a drawing plate, and one side of the two ends of the drawing plate is fixedly connected with a slide plate, the inner walls of both sides of the table top are provided with sliding grooves for matching with the slide plate, the outer surface of the slide plate is fitted with the inner wall of the slide groove, the slide plate and the slide groove are both in a "T" shape, and one end of the drawing plate is fixedly connected with a handle.
[0010] Compared with the prior art, the beneficial effects of the utility model are:
[0011] 1. The utility model can rotate at one end of the opposite surface of the two second fixed plates through the rotating shaft, and the two connecting plates on both sides jointly lift the table top. When the table top moves upward, it drives the four rising and sliding in the inner wall, thereby achieving the purpose of adjusting the height of the study table;
[0012] 2. The utility model can release two clamping blocks when the drawer slides to a suitable position, and the clamping blocks fit with the inner wall of the card slot to limit the drawer, thereby achieving the purpose of effectively adjusting the size of the study table. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0014] Figure 1 It is a schematic diagram of the structure of the utility model.
[0015] Figure 2 This is a schematic diagram of the structure of the supporting legs and lifting rod of the utility model.
[0016] Figure 3 It is a partial structural schematic diagram of the utility model.
[0017] Figure 4 It is a schematic diagram of the lifting device of the utility model.
[0018] Figure 5 It is a schematic diagram of the sliding device of the utility model.
[0019] Figure 6 It is a partial structural schematic diagram of the sliding device of the utility model.
[0020] In the figure: 1, support frame; 2, support leg; 3, lifting rod; 4, lifting device; 5, table; 6, sliding device; 41, bracket; 42, first fixed plate; 43, two-way threaded rod; 44, slider; 45, support rod; 46, connecting plate; 47, rotating shaft; 48, second fixed plate; 49, crank; 60, clamping plate; 61, clamping groove; 62, fixing frame; 63, spring; 64, clamping block; 65, drawer; 66, handle; 67, slide plate; 68, slide groove; 69, through groove. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] Example: Figure 1-6As shown, the utility model provides a height-adjustable children's study table, including a support frame 1, the outer surface of the support frame 1 is fixedly connected with four legs 2 distributed in a rectangular array, the tops of the four legs 2 are penetrated and connected with lifting rods 3, the tops of the four lifting rods 3 are commonly fixedly connected with a table top 5, both ends of the table top 5 are provided with sliding devices 6, the top of the support frame 1 is provided with a lifting device 4, the lifting device 4 includes a bracket 41, the two ends of the bracket 41 are commonly fixedly connected to the inner walls of both sides of the support frame 1, the middle part of the top of the bracket 41 and the two sides of the top of the support frame 1 are fixedly connected with a first fixing plate 42, wherein one end of two of the first fixing plates 42 is commonly penetrated and connected with a bidirectional threaded rod 43, and one end of the bidirectional threaded rod 43 is rotatably connected to one end of one of the first fixing plates 42, and the outer surface of the bidirectional threaded rod 43 is sleeved with Two sliders 44, the two sliders 44 are respectively sleeved on different thread directions engraved on the outer surface of the two-way threaded rod 43, both ends of the two sliders 44 are fixedly connected with support rods 45, both ends of the four support rods 45 are rotatably connected with connecting plates 46, the upper parts of one ends of the four connecting plates 46 are penetrated by a rotating shaft 47, both ends of the four rotating shafts 47 are rotatably connected with a second fixed plate 48, the top ends of the eight second fixed plates 48 are commonly fixedly connected to the bottom end of the table 5, one end of the two-way threaded rod 43 is fixedly connected with a crank 49, the connecting plates 46 respectively drive the rotating shaft 47 to rotate, the rotating shaft 47 rotates at one end of the opposite surface of the two second fixed plates 48, the two connecting plates 46 on both sides jointly lift the table 5, and when the table 5 moves upward, it drives the four lifting rods 3 to rise and slide in the inner wall of the leg 2, so that the height of the study table can be adjusted.
[0023] The sliding device 6 includes a card plate 60, the top of which is fixedly connected to the bottom of the table 5, a through slot 69 is provided at the bottom of the table 5, the outer surface of the card plate 60 is fitted with the inner wall of the through slot 69, a plurality of card slots 61 are provided on both sides of the bottom of the card plate 60, the plurality of card slots 61 are distributed at equal intervals, and the inner walls of the card slots 61 are fitted with the outer surface of the card block 64, a fixing frame 62 is sleeved on the outer surface of the card plate 60, the inner walls of both sides of the fixing frame 62 are fixedly connected with springs 63, one end of the two springs 63 are fixedly connected with the card block 64, and the top of the card plate 60 is fixedly connected with The drawer plate 65 has slide plates 67 fixedly connected to one side of both ends of the drawer plate 65. The inner walls on both sides of the table top 5 are provided with slide grooves 68 used to cooperate with the slide plates 67. The outer surface of the slide plates 67 fits with the inner wall of the slide groove 68. The slide plates 67 and the slide groove 68 are both in a "T" shape. A handle 66 is fixedly connected to one end of the drawer plate 65. When the drawer plate 65 slides to a suitable position, the two clamping blocks 64 are released, the force on the two springs 63 disappears, and the two springs 63 are stretched to drive the clamping blocks 64 to reset. The clamping blocks 64 fit with the inner wall of the clamping groove 61, which will limit the drawer plate 65 and adjust the size of the effective study table.
[0024] Working principle: when the height of the study table needs to be adjusted, the crank handle 49 is rotated, and the crank handle 49 will rotate to drive the two-way threaded rod 43 to rotate, and one end of the two-way threaded rod 43 rotates at one end of one of the first fixed plates 42, and the rotation of the two-way threaded rod 43 drives the two sliders 44 to move to different thread directions engraved on the outer surface of the two-way threaded rod 43, and the movement of the two sliders 44 drives the two support rods 45 to move respectively, and the two support rods 45 on both sides rotate to drive the connecting plate 46 to move respectively, and the connecting plate 46 drives the rotating shaft 47 to rotate respectively, and the rotating shaft 47 rotates at one end of the opposite surface of the two second fixed plates 48, and the two connecting plates 46 on both sides jointly lift the table top 5, and when the table top 5 moves upward, it drives the four lifting rods 3 to rise and slide in the inner wall of the leg 2, thereby achieving the purpose of adjusting the height of the study table;
[0025] When the size of the study table needs to be adjusted, the two blocks 64 in the sliding device 6 are squeezed respectively, and the two blocks 64 squeeze the spring 63 respectively. The spring 63 is squeezed and deformed by the force, and the handle 66 is pulled while pressing the two blocks 64. The handle 66 drives the drawer 65 to slide in the inner wall of one side of the table top 5, and the drawer 65 drives the two slides 67 to slide in the inner wall of the slide groove 68. When the drawer 65 slides to a suitable position, the two blocks 64 are released, the force on the two springs 63 disappears, and the two springs 63 are stretched to drive the block 64 to reset. The block 64 fits with the inner wall of the slot 61, which limits the drawer 65, thereby achieving the purpose of adjusting the size of the effective study table.
[0026] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. A height-adjustable children's study table, comprising a support frame (1), characterized in that: The outer surface of the support frame (1) is fixedly connected to four legs (2) distributed in a rectangular array, the top ends of the four legs (2) are connected through lifting rods (3), the top ends of the four lifting rods (3) are commonly fixedly connected to a table top (5), both ends of the table top (5) are provided with sliding devices (6), and the top end of the support frame (1) is provided with a lifting device (4); The lifting device (4) comprises a bracket (41), the two ends of the bracket (41) are fixedly connected to the inner walls of the two sides of the support frame (1), the middle part of the top of the bracket (41) and the two sides of the top of the support frame (1) are fixedly connected to a first fixing plate (42), wherein one end of two of the first fixing plates (42) is connected through a bidirectional threaded rod (43), and one end of the bidirectional threaded rod (43) is rotatably connected to one end of one of the first fixing plates (42), the outer surface of the bidirectional threaded rod (43) is sleeved with two sliders (44), the two ends of the two sliders (44) are fixedly connected to a support rod (45), the two ends of the four support rods (45) are rotatably connected to a connecting plate (46), the upper parts of one end of the four connecting plates (46) are connected through a rotating shaft (47), and one end of the bidirectional threaded rod (43) is fixedly connected to a crank (49).
2. A height-adjustable children's study table as claimed in claim 1, characterized in that: The sliding device (6) comprises a card plate (60), a plurality of card slots (61) are provided on both sides of the bottom end of the card plate (60), a fixing frame (62) is sleeved on the outer surface of the card plate (60), springs (63) are fixedly connected to the inner walls of both sides of the fixing frame (62), one end of each of the two springs (63) is fixedly connected to a card block (64), a draw plate (65) is fixedly connected to the top end of the card plate (60), and a handle (66) is fixedly connected to one end of the draw plate (65).
3. A height-adjustable children's study table as claimed in claim 1, characterized in that: The two sliding blocks (44) are respectively sleeved on different thread directions engraved on the outer surface of the bidirectional threaded rod (43).
4. A height-adjustable children's study table as claimed in claim 1, characterized in that: Both ends of the four rotating shafts (47) are rotatably connected to a second fixing plate (48), and the top ends of the eight second fixing plates (48) are fixedly connected to the bottom end of the table top (5).
5. A height-adjustable children's study table as claimed in claim 2, characterized in that: The top end of the clamping plate (60) is fixedly connected to the bottom end of the table top (5); a through slot (69) is provided at the bottom end of the table top (5); and the outer surface of the clamping plate (60) is in contact with the inner wall of the through slot (69).
6. A height-adjustable children's study table as claimed in claim 2, characterized in that: The plurality of clamping grooves (61) are distributed at equal intervals, and the inner wall of the clamping groove (61) fits the outer surface of the clamping block (64).
7. A height-adjustable children's study table as claimed in claim 2, characterized in that: One side of each end of the draw plate (65) is fixedly connected to a slide plate (67), and the inner walls on both sides of the table top (5) are provided with a slide groove (68) used in conjunction with the slide plate (67).
8. A height-adjustable children's study table as claimed in claim 7, characterized in that: The outer surface of the slide plate (67) fits the inner wall of the slide groove (68), and the slide plate (67) and the slide groove (68) are both in a "T" shape.