CN112205762B - Kindergarten desk with expandable desktop - Google Patents
Kindergarten desk with expandable desktop Download PDFInfo
- Publication number
- CN112205762B CN112205762B CN202011271450.6A CN202011271450A CN112205762B CN 112205762 B CN112205762 B CN 112205762B CN 202011271450 A CN202011271450 A CN 202011271450A CN 112205762 B CN112205762 B CN 112205762B
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- sliding
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- 238000005192 partition Methods 0.000 claims description 10
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 230000002146 bilateral effect Effects 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
- 238000003466 welding Methods 0.000 description 1
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Classifications
-
- 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
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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
- A47B1/00—Extensible tables
- A47B1/04—Extensible tables with supplementary leaves or drop leaves arranged at the periphery
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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
- A47B41/00—School desks or tables
- A47B41/02—Adjustable, inclinable, sliding or foldable desks tops
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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
- A47B65/00—Book-troughs; Accessories specially adapted for book-storing, e.g. book-ends
- A47B65/10—Book-troughs; Accessories specially adapted for book-storing, e.g. book-ends adjustable
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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
- A47B2200/00—General construction of tables or desks
- A47B2200/0035—Tables or desks with features relating to adjustability or folding
- A47B2200/004—Top adjustment
Landscapes
- Tables And Desks Characterized By Structural Shape (AREA)
Abstract
The invention relates to a desk, in particular to a kindergarten desk with an expandable desktop. The technical problem to be solved by the invention is as follows: provides a kindergarten desk which can increase the desk area and expand the desktop. A kindergarten desk with an expandable desktop comprises: a table body; the front and back table top is added with components and is arranged on the table body. The clamping assembly is arranged, the movable plate is clamped through the matching of the clamping block and the clamping groove, and meanwhile, the movable plate has a force of moving backwards through the resilience force of the second spring, so that the clamping block is prevented from being automatically separated from the clamping groove due to external force; the table is provided with the left and right table top adding assemblies, and when the movable plate is controlled, the rotating plate can rotate, so that the rotating plate is parallel to the table top, the length of the table body is increased, and the table top is expanded greatly.
Description
Technical Field
The invention relates to a desk, in particular to a kindergarten desk with an expandable desktop.
Background
Kindergarten desk and chair are desk and chair that kindergarten child used in class, and kindergarten's desk is all designed for being less usually, sometimes can appear the condition that the desktop is not enough.
The area of the common desktop of the school desk in the kindergarten is fixed, and children in the kindergarten can be used for class in time, so that the design of the common desktop is small, and kindergarten courses have a lot of courses for manual drawing, so that more objects need to be placed on the desktop, the space of the desktop is often not enough, and the study and the operation of students are easily influenced.
Therefore, a kindergarten desk which can increase the desk area and expand the desktop is needed to be designed.
Disclosure of Invention
In order to overcome the defects that the area of a common desktop is fixed, the desktop space is easily not enough, and the study and operation of students are easily influenced, the technical problems to be solved by the invention are as follows: provides a kindergarten desk which can increase the desk area and expand the desktop.
The technical implementation scheme of the invention is as follows: a kindergarten desk with an expandable desktop comprises: a table body; the front and back table top is added with components and is arranged on the table body.
More preferably, the table body comprises: a table plate; the brackets are symmetrically arranged on two sides of the desk plate; and the backing plate is arranged between the brackets on the two sides.
More preferably, the front and rear desktop adding assembly comprises: the left side and the right side of the desk plate are both provided with first sliding grooves, and the first sliding blocks are arranged on the first sliding grooves in a sliding mode; the concave connecting rods are arranged on two sides of the first sliding block; the sliding sleeve is arranged between the two adjacent concave connecting rods in a sliding manner; the moving plate is arranged between the sliding sleeves; the two guide rods are arranged on two sides of the movable plate and are connected with the corresponding concave connecting rods in a sliding manner; and the first spring is arranged between the guide rod and the corresponding concave connecting rod.
More preferably, the device further comprises a clamping assembly, wherein the clamping assembly comprises: the stop block is arranged on the first sliding groove and matched with the first sliding block; the second spring is arranged between the stop block and the first sliding groove; the clamping blocks are arranged on two sides of the movable plate, clamping grooves are formed in two sides of the table plate, and the clamping blocks are correspondingly matched with the clamping grooves.
More preferably, the desktop adding device further comprises a left desktop adding component and a right desktop adding component, wherein the left desktop adding component and the right desktop adding component comprise: the first rack is arranged on the first sliding block; the gear shafts are rotatably arranged on two sides of the table plate and meshed with the first racks; a common gear installed on the gear shaft; the sliding rods are arranged on the two sides of the table plate in a sliding manner; the second rack is arranged on the sliding rod and meshed with the common gear; the rotating plates are rotatably arranged on two sides of the table plate; and the rotating plate is provided with a second sliding groove, the second sliding block is arranged on the second sliding groove in a sliding manner, and the second sliding block is connected with the second rack.
More preferably, the device further comprises a placing component, wherein the placing component comprises: the guide rod is arranged on the table board; at least two rotating sleeves are rotatably arranged on the guide rod; the mounting plate is arranged between the two adjacent rotating sleeves; the first connecting plate is arranged on the mounting plate; at least two partition plates are arranged on the first connecting plate; the second connecting plate is arranged between the partition plates; the sliding support plates, at least two sliding support plates are installed between the partition plates in a sliding mode.
More preferably, the device further comprises a fixing component, wherein the fixing component comprises: the guide hollow blocks are symmetrically arranged on the table board; the wedge block is arranged on the guide hollow block in a sliding mode and matched with the mounting plate; and the third spring is arranged between the wedge-shaped block and the guide hollow block.
More preferably, the method further comprises the following steps: the movable plate is provided with a slope groove.
Compared with the prior art, the invention has the following advantages: 1. the clamping assembly is arranged, the clamping block is matched with the clamping groove to clamp the moving plate, and meanwhile, the resilience force of the second spring enables the moving plate to have a backward moving force, so that the clamping block is prevented from being automatically separated from the clamping groove due to external force.
2. The invention is provided with the left and right desktop adding components, when the moving plate is controlled, the rotating plate can rotate, so that the rotating plate is parallel to the desk plate, the length of the desk body is increased, and the desktop is expanded greatly.
3. The desk is provided with the placing component, and the rotating sleeve can be controlled to rotate, so that books can be placed on the lower side of the desk, and the occupied area of the books on the desk can be further reduced.
4. The desk is provided with the fixing component, and the mounting plate is matched with the wedge-shaped block, so that books placed on the lower side of the desk plate can be effectively prevented from being turned over and falling off due to external force.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic perspective view of the table body of the present invention.
Fig. 4 is a schematic perspective view of the front and rear desktop add-on assemblies of the present invention.
Fig. 5 is a perspective view of the clamping assembly of the present invention.
Fig. 6 is a schematic perspective view of the left and right desktop adding assemblies of the present invention.
Fig. 7 is a schematic perspective view of the placement module of the present invention.
Fig. 8 is a perspective view of the fixing member of the present invention.
The meaning of the reference symbols in the figures: 1. the table comprises a table body 101, a table plate 102, a support, 103, a base plate 2, front and rear table top adding components 201, a first sliding groove 202, a first sliding block 203, a concave connecting rod 204, a sliding sleeve 205, a moving plate 206, a guide rod 207, a first spring 3, a clamping component 301, a stop block 302, a second spring 303, a clamping block 304, a clamping groove 4, left and right table top adding components 401, a first rack 402, a gear shaft 403, a common gear 404, a sliding rod 405, a second rack 406, a rotating plate 407, a second sliding groove 408, a second sliding block 5, a placing component 501, a guide rod 502, a rotating sleeve 503, a mounting plate 504, a first connecting plate 505, a partition plate 506, a second connecting plate 507, a sliding support plate 6, a fixing component 601, a guide hollow block 602, a third spring 603, a wedge block 7 and a slope groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A kindergarten desk with an expandable desktop is shown in figures 1-4 and comprises a desk body 1 and a front and rear desktop adding component 2, wherein the front and rear desktop adding component 2 is arranged on the desk body 1.
When the desk is required to be used, the desk body 1 can be used for learning, when the desktop needs to be expanded, the front desktop and the rear desktop are controlled to be additionally provided with the components 2, so that the desktop can be expanded, and when the desktop does not need to be expanded any more, the front desktop and the rear desktop are controlled to be additionally provided with the components 2 to reset.
The table body 1 comprises a table plate 101, supports 102 and backing plates 103, the supports 102 are symmetrically arranged on the front side and the rear side of the table plate 101, and the backing plates 103 are arranged between the lower sides of the supports 102 on the left side and the right side.
When the desk is needed, a student can learn on the desk board 101, and the base plate 103 is arranged below the support 102, so that the desk board 101 can be prevented from moving, and the student can learn at ease.
The front and rear table top increasing assembly 2 comprises a first sliding block 202, concave connecting rods 203, sliding sleeves 204, a moving plate 205, guide rods 206 and first springs 207, first sliding grooves 201 are formed in the left side and the right side of the table top 101, the first sliding blocks 202 are arranged on the first sliding grooves 201 in a sliding mode, the concave connecting rods 203 are welded to the left side and the right side of the lower portion of each first sliding block 202, the sliding sleeves 204 are arranged between the upper sides of the front portions of the two adjacent concave connecting rods 203 in a sliding mode, the moving plate 205 is welded to the upper sides of the sliding sleeves 204, the left guide rod 206 and the right guide rod 206 are welded to the left side and the right side of the lower portion of the moving plate 205, the guide rods 206 are connected with the corresponding concave connecting rods 203 in a sliding mode, and the first springs 207 are connected between the guide rods 206 and the corresponding concave connecting rods 203.
When the desk is in a normal state, the first spring 207 is in a compressed state, when the desk needs to be expanded, the moving plate 205 is controlled to move forwards, so that the first slider 202, the concave connecting rod 203, the sliding sleeve 204, the guide rod 206 and the first spring 207 move forwards together, when the moving plate 205 moves to a position where the moving plate is not in contact with the desk 101 any more, the first spring 207 rebounds to drive the moving plate 205 to move upwards, so that the desktop is expanded, when the desk does not need to be expanded, the moving plate 205 is controlled to move downwards, the first spring 207 is compressed, so that the moving plate 205 is pushed to move backwards to reset, and therefore all the parts are reset.
Example 2
On the basis of embodiment 1, as shown in fig. 1, fig. 2, fig. 5, fig. 6, fig. 7 and fig. 8, the table further includes a clamping assembly 3, the clamping assembly 3 includes a stopper 301, a second spring 302 and a fixture block 303, the stopper 301 is slidably disposed on the first sliding groove 201, the stopper 301 is matched with the first sliding block 202, the second spring 302 is connected between the stopper 301 and the first sliding groove 201, the fixture block 303 is disposed on each of the left and right sides of the rear portion of the moving plate 205, the left and right sides of the front portion of the table 101 are both provided with a fixture slot 304, and the fixture block 303 is correspondingly matched with the fixture slot 304.
When the table top needs to be expanded, the moving plate 205 is controlled to move forwards, so that the first slider 202 and the fixture block 303 move forwards together, when the first slider 202 moves to be in contact with the stop block 301, the second spring 302 is compressed, when the moving plate 205 moves to be no longer in contact with the table top 101, the moving plate 205 moves upwards, so that the moving plate 205 can be controlled to move backwards, so that the fixture block 303 moves backwards to be matched with the clamping groove 304, so that the moving plate 205 is clamped, meanwhile, the resilience force of the second spring 302 enables the moving plate 205 to have the force of moving backwards, so that the fixture block 303 and the clamping groove 304 are prevented from being automatically separated due to external force, when the table top does not need to be expanded, the moving plate 205 is controlled to move forwards, so that the fixture block 303 moves forwards to be separated from the clamping groove 304, then the moving plate 205 is controlled to move downwards, so that the moving plate 205 is pushed to move backwards to reset, and accordingly, so that all the parts are reset.
The table top adding component 4 comprises a left table top adding component 4 and a right table top adding component 4, wherein the left table top adding component 4 and the right table top adding component 4 comprise a first rack 401, a gear shaft 402, a common gear 403, a sliding rod 404, a second rack 405, a rotating plate 406 and a second sliding block 408, the first rack 401 is welded on the outer side of the first sliding block 202, the gear shaft 402 is rotatably arranged on the left side and the right side of the lower portion of the table plate 101, the gear shaft 402 is meshed with the first rack 401, the common gear 403 is connected to the lower side of the gear shaft 402 in a key connection mode, the sliding rod 404 is slidably arranged on the left side and the right side of the lower portion of the table plate 101, the second rack 405 is meshed with the common gear 403, the rotating plate 406 is rotatably connected to the left side and the right side of the table plate 101, a second sliding groove 407 is formed in the inner side of the rotating plate 406, a second sliding block 408 is arranged on the second sliding groove 407, and the second sliding block 408 is connected with the second rack 405.
When the first sliding block 202 moves forward, the first rack 401 is driven to move forward, and then the gear shaft 402 rotates, so that the common gear 403 rotates, the second rack 405 is driven to move to the outside, and the rotating plate 406 rotates through the second sliding block 408, so that the rotating plate 406 is parallel to the table plate 101, the length of the table body 1 is increased, and when the first sliding block 202 moves backward and resets, the above parts can be automatically reset.
Still including placing subassembly 5, place subassembly 5 including guide bar 501, rotate set 502, mounting panel 503, first connecting plate 504, baffle 505, second connecting plate 506 and sliding support plate 507, the rear side of table 101 is connected with guide bar 501, the last rotation of guide bar 501 is equipped with four and rotates set 502, two adjacent rotation sets 502 all are connected with mounting panel 503, all be connected with first connecting plate 504 on the mounting panel 503, all be connected with six baffles 505 on the first connecting plate 504, all be connected with second connecting plate 506 between the baffle 505, all sliding connection has two sliding support plate 507 between the baffle 505.
When books need to be placed, the books can be placed between the partition plates 505, when the books are not required to be placed on a desktop, the rotating sleeve 502 can be controlled to rotate, the mounting plate 503, the first connecting plate 504, the partition plates 505, the second connecting plate 506 and the sliding support plate 507 are enabled to rotate together, then the sliding support plate 507 is controlled to be separated, the books cannot fall off when placed, the books can be placed on the lower side of the desk plate 101, the occupied area of the books on the desk plate 101 can be reduced, and when the books are required to be placed on the desktop, the rotating sleeve 502 can be controlled to rotate reversely.
Still including fixed subassembly 6, fixed subassembly 6 is including the hollow piece 601 of direction, third spring 602 and wedge 603, and the welding of the rear portion downside bilateral symmetry of table 101 has the hollow piece 601 of direction, all is equipped with wedge 603 on the hollow piece 601 of direction in the slidingtype, and wedge 603 cooperates with mounting panel 503, all is connected with third spring 602 between wedge 603 and the hollow piece 601 of direction.
When the control is rotated the cover 502 and is rotated, mounting panel 503 can contact with wedge 603 for wedge 603 moves to the inboard, third spring 602 is compressed, when mounting panel 503 moves to no longer contact with wedge 603, third spring 602 kick-backs and drives wedge 603 and outwards move and reset, and then block mounting panel 503, and then prevent to make the book of placing in table 101 downside upset because of external force and drop, when wanting to place the book at the desktop, control wedge 603 moves to the inboard, control is rotated cover 502 afterwards and is carried out the reverse rotation, no longer control the wedge 603 after the rotation is good can.
Also included is a ramp slot 7 on the underside of the moving plate 205.
When the desktop needs to be expanded, the moving plate 205 can be controlled to move through the slope groove 7, and further, the operation trouble of a user is reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. A kindergarten desk with an expandable desktop is characterized by comprising:
a table body (1);
the front and rear desktop adding components (2) are arranged on the desk body (1);
the table body (1) comprises:
a table (101);
the brackets (102) are symmetrically arranged on two sides of the desk plate (101);
the backing plate (103) is arranged between the brackets (102) at two sides;
front and back desktop increases subassembly (2) including:
the left side and the right side of the desk plate (101) are both provided with first sliding grooves (201), and the first sliding blocks (202) are arranged on the first sliding grooves (201) in a sliding mode;
concave connecting rods (203) mounted on both sides of the first slider (202);
the sliding sleeve (204) is arranged between the two adjacent concave connecting rods (203) in a sliding way;
a moving plate (205) installed between the sliding sleeves (204);
the two guide rods (206) are arranged on two sides of the moving plate (205), and the guide rods (206) are connected with the corresponding concave connecting rods (203) in a sliding mode;
a first spring (207) mounted between the guide rod (206) and the corresponding female connecting rod (203);
still including chucking subassembly (3), chucking subassembly (3) including:
the stop block (301) is arranged on the first sliding groove (201), and the stop block (301) is matched with the first sliding block (202);
a second spring (302) mounted between the stopper (301) and the first runner (201);
the clamping blocks (303) are arranged on two sides of the moving plate (205), clamping grooves (304) are formed in two sides of the table plate (101), and the clamping blocks (303) are correspondingly matched with the clamping grooves (304);
still including controlling desktop and increasing subassembly (4), control desktop and increase subassembly (4) including:
a first rack (401) mounted on the first slider (202);
the gear shaft (402) is rotatably arranged on two sides of the table plate (101), and the gear shaft (402) is meshed with the first rack (401);
a common gear (403) mounted on the gear shaft (402);
the sliding rods (404) are slidably mounted on two sides of the table plate (101);
the second rack (405) is arranged on the sliding rod (404), and the second rack (405) is meshed with the common gear (403);
the rotating plates (406) are rotatably arranged on two sides of the table plate (101);
the rotating plate (406) is provided with a second sliding groove (407), the second sliding block (408) is installed on the second sliding groove (407) in a sliding mode, and the second sliding block (408) is connected with the second rack (405).
2. A desktop expandable kindergarten desk as claimed in claim 1, further comprising a placement member (5), the placement member (5) comprising:
a guide bar (501) mounted on the table (101);
the rotating sleeves (502), at least two rotating sleeves (502) are rotatably arranged on the guide rod (501);
the mounting plate (503) is mounted between the two adjacent rotating sleeves (502);
a first connection plate (504) mounted on the mounting plate (503);
a partition (505), at least two partitions (505) being mounted on the first connection plate (504);
a second connection plate (506) installed between the partitions (505);
and at least two sliding support plates (507), wherein the sliding support plates (507) are slidably arranged between the partition plates (505).
3. A desktop expandable kindergarten desk as claimed in claim 2, further comprising a fixing member (6), wherein the fixing member (6) comprises:
the guide hollow blocks (601) are symmetrically arranged on the table plate (101);
the wedge block (603) is slidably mounted on the guide hollow block (601), and the wedge block (603) is matched with the mounting plate (503);
and the third spring (602) is arranged between the wedge block (603) and the guide hollow block (601).
4. A desk for a kindergarten with an expandable top as claimed in claim 3, further comprising:
the moving plate (205) is provided with a slope groove (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011271450.6A CN112205762B (en) | 2020-11-13 | 2020-11-13 | Kindergarten desk with expandable desktop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011271450.6A CN112205762B (en) | 2020-11-13 | 2020-11-13 | Kindergarten desk with expandable desktop |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112205762A CN112205762A (en) | 2021-01-12 |
| CN112205762B true CN112205762B (en) | 2023-02-03 |
Family
ID=74057034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011271450.6A Active CN112205762B (en) | 2020-11-13 | 2020-11-13 | Kindergarten desk with expandable desktop |
Country Status (1)
| Country | Link |
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| CN (1) | CN112205762B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113349605A (en) * | 2021-07-22 | 2021-09-07 | 浙江世贸装饰股份有限公司 | Telescopic exhibition stand with intelligently-controlled lamplight |
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|---|---|---|---|---|
| CN202396801U (en) * | 2011-12-21 | 2012-08-29 | 汪菲 | Telescopic linkage square table |
| CN203860724U (en) * | 2014-06-10 | 2014-10-08 | 樊江鑫 | Desk capable of expanding desktop space |
| CN106510225A (en) * | 2016-09-27 | 2017-03-22 | 孝感嘉瑞应用科技开发有限公司 | Novel teaching desk |
| CN106659296A (en) * | 2014-06-19 | 2017-05-10 | S·M·B·拉塞姆 | scalable storage structure |
| CN208160415U (en) * | 2017-08-14 | 2018-11-30 | 贾小青 | A kind of portable desktop storage device |
| CN111227542A (en) * | 2020-03-10 | 2020-06-05 | 雷天锋 | Combined type reading table chair deformation mechanism based on library's intelligence is read |
-
2020
- 2020-11-13 CN CN202011271450.6A patent/CN112205762B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202396801U (en) * | 2011-12-21 | 2012-08-29 | 汪菲 | Telescopic linkage square table |
| CN203860724U (en) * | 2014-06-10 | 2014-10-08 | 樊江鑫 | Desk capable of expanding desktop space |
| CN106659296A (en) * | 2014-06-19 | 2017-05-10 | S·M·B·拉塞姆 | scalable storage structure |
| CN106510225A (en) * | 2016-09-27 | 2017-03-22 | 孝感嘉瑞应用科技开发有限公司 | Novel teaching desk |
| CN208160415U (en) * | 2017-08-14 | 2018-11-30 | 贾小青 | A kind of portable desktop storage device |
| CN111227542A (en) * | 2020-03-10 | 2020-06-05 | 雷天锋 | Combined type reading table chair deformation mechanism based on library's intelligence is read |
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| CN112205762A (en) | 2021-01-12 |
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Effective date of registration: 20230104 Address after: 201801 2-3 / F, building 4, No. 2777 Bao'an Road, Malu Town, Jiading District, Shanghai Applicant after: Shanghai Huasenwei Educational Products Co., Ltd. Address before: 344700 Shinan Town Industrial Park, Nancheng County, Fuzhou, Jiangxi Applicant before: Jiangxi Yangmeixin Honesty Industry Group Co.,Ltd. |
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