CN105747541A - Children's learning desk - Google Patents
Children's learning desk Download PDFInfo
- Publication number
- CN105747541A CN105747541A CN201610203497.6A CN201610203497A CN105747541A CN 105747541 A CN105747541 A CN 105747541A CN 201610203497 A CN201610203497 A CN 201610203497A CN 105747541 A CN105747541 A CN 105747541A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- groove
- spring
- drive block
- stay tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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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
-
- 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
- A47B2200/00—General construction of tables or desks
- A47B2200/0035—Tables or desks with features relating to adjustability or folding
- A47B2200/004—Top adjustment
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- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses a children's learning desk, belongs to the technical field of desks and solves the technical problems that locking and unlocking operations of a desk plate of an existing learning desk are too complex and the desk plate has poor safety due to tendency to pinch hands. A technical scheme for solving the problems mainly includes desk legs, support tubes fixed to upper ends of the desk legs, connecting tubes fixed to the support tubes, and a desk plate rotatably connected to the connecting tubes; each support tube is provided with a locking wrench comprising a hinge with a rotary shaft, a plurality of connectors rotatably connected to the rotary shaft and a control mechanism capable of locking or loosening the connectors, the control mechanism comprises a sleeve fixed to the corresponding support tube, a drive rod disposed in the sleeve, a retainer connected to one end of the drive rod, a first spring disposed between the retainer and the bottom of the sleeve, and a drive block disposed in the sleeve and abutted to the retainer, the support tube is provided with a second connecting tube, and an air spring is disposed between the desk plate and the second connecting tube.
Description
Technical field
The present invention relates to table tool technical field, particularly relate to a kind of child learning desk.
Background technology
Study table is applicable to teenager; use to better adapt to teenager; study table would generally arrange rotation table and for locking and unlock the lockable mechanism of table, but the lockable mechanism locking reconciliation latching operation in existing study table is excessively loaded down with trivial details, and teenager uses very inconvenient；It addition, when lockable mechanism unlocks table, table can rotate down suddenly because of self gravitation, it is easy to causing the danger of tong, safety is very poor.
Summary of the invention
The purpose that the present invention to reach just is to provide a kind of child learning desk, solves table locking reconciliation latching operation in existing study table excessively loaded down with trivial details, and the easy tong of table causes the technical problem of poor stability.
nullIn order to achieve the above object，The present invention adopts the following technical scheme that a kind of child learning desk，Including table leg、It is fixed on a stay tube of table leg upper end、It is fixed on the connecting tube on a stay tube and the table being rotatably connected in connecting tube，Described stay tube is provided with locking wrench，Described locking wrench includes the articulated elements with rotating shaft、It is rotatably connected on the some bump contacted chips in rotating shaft and can lock or unclamp the controlling organization connecting sheet，Described controlling organization includes the sleeve being fixed on a stay tube、It is located at the drive rod in sleeve、It is connected to the baffle plate of drive rod one end、It is located at the first spring between baffle plate and sleeve bottom surface and is located in sleeve and against the drive block of baffle plate，The other end of described drive rod stretches out sleeve and is rotationally connected with being connected sheet，Drive rod is arranged with some pieces of the first friction plates，Every bump contacted chip is located between two piece of first friction plate，Described drive rod is through connecting the threaded locking nut of sheet，Described first spring applies resilience force to baffle plate makes connection sheet and the first friction plate be locked between locking nut and a stay tube，Described sleeve is provided through the first bearing pin of drive block，Described drive block compresses the first spring around the first bearing pin rotation driving baffle plate and connection sheet and the first friction plate is unclamped；；Prop up stay tube and be provided with the second connecting tube, being provided with air spring between table and the second connecting tube, the lower surface of described table is provided with the first hinge, and described second connecting tube is provided with the second hinge, the upper end of described air spring hinges through with first and is connected, and the lower end of air spring hinges through with second and is connected..
Further, described drive block is connected to handle, drive block is provided with the first groove, described handle inserts the first groove fit, described sleeve is provided through the second bearing pin of drive block and handle, second bearing pin is perpendicular to the length direction of a stay tube and arranges, and the first bearing pin and the second bearing pin are vertically arranged, and described drive block is provided with through the breach of the first groove along the length direction propping up stay tube.
Further, the bottom surface of described first groove is provided with the first spherical groove, the bottom surface of described first spherical groove is provided with the second groove, being provided with the second spring in described second groove, the end of the second spring is placed with ball, and handle stretches into the end of the first groove and has sphere, sphere is provided with the second spherical groove, spherical rotation coordinates the first spherical groove, and be rotatably assorted ball, sphere or the second spherical groove of the second spherical groove compresses the second spring by ball..
Further, described rotating shaft being fixedly connected with the second friction plate, every bump contacted chip is located between two piece of second friction plate.
Further, described second hinge is located on the lower surface of connecting tube.
After adopting technique scheme, present invention have the advantage that
1, the locking wrench of the present invention is when mounted owing to have compressed the first spring in advance, resilience force is applied to baffle plate by the first spring, thus connection sheet and the first friction plate being locked between locking nut and a stay tube, connect sheet to be subject to the rubbing action of the first friction plate and cannot rotate around drive rod, therefore, table locking, when without manual operation, is rotated by locking wrench automatically；When needs rotate table, have only to make drive block rotate around the first bearing pin, drive block just can drive baffle plate to move to the first spring against one end of baffle plate, thus connection sheet and the first friction plate are unclamped, connect sheet just to rotate around drive rod, now, table automatic unlocking, after table rotate in place, unclamp drive block, first spring automatic reset, resilience force is applied on baffle plate by the first spring again, connect sheet and the first friction plate is forced into together again, table is locked out rotation again, greatly simplify the locking rotating table and conciliate latching operation process, teenager is more convenient to use；
2, in the present invention, table is served elastic buffer effect by air spring, and therefore, after table rotates and unlocks, table will not rotate down rapidly because of self gravitation, it is to avoid the generation of tong phenomenon, uses safer.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is the explosive view of the present invention；
Fig. 2 is the layout enlarged drawing of a-quadrant in Fig. 1；
Fig. 3 is the layout enlarged drawing in B region in Fig. 1；
Fig. 4 is the structural representation of articulated elements in the present invention；
Fig. 5 is the structural representation of drive block in the present invention；
Fig. 6 is the structural representation of handle in the present invention；
Fig. 7 is the layout enlarged drawing in C region in Fig. 1.
Detailed description of the invention
As shown in Figures 1 to 7, the present invention provides a kind of child learning desk, including table leg 1, it is fixed on a stay tube 2 of table leg 1 upper end, the connecting tube 3 being fixed on a stay tube 2 and the table 4 being rotatably connected in connecting tube 3, connecting tube 3 is provided with at least one hinge 31, and the edge of table 4 is rotatably connected in connecting tube 3 by hinge 31.
nullRotation locking in order to simplify table 4 conciliates latching operation，Described stay tube 2 is provided with locking wrench 5，Described locking wrench 5 includes the articulated elements 51 with rotating shaft 511、It is rotatably connected on the some bump contacted chips 52 in rotating shaft 511 and can lock or unclamp the controlling organization connecting sheet 52，Described controlling organization includes the sleeve 53 being fixed on a stay tube 2、It is located at the drive rod 54 in sleeve 53、It is connected to the baffle plate 55 of drive rod 54 one end、It is located at the first spring 56 between baffle plate 55 and sleeve 53 bottom surface and is located in sleeve 53 and against the drive block 57 of baffle plate 55，The other end of described drive rod 54 stretches out sleeve 53 and is connected sheet and 52 is rotationally connected，Drive rod 54 is arranged with some pieces of the first friction plates 58，Every bump contacted chip 52 is located between two piece of first friction plate 58，Described drive rod 54 is through connecting the threaded locking nut 59 of sheet 52，Described first spring 56 applies resilience force to baffle plate 55 makes connection sheet 52 and the first friction plate 58 be locked between locking nut 59 and a stay tube 2，Described sleeve 53 is provided through the first bearing pin 531 of drive block 57，Described drive block 57 compresses the first spring 56 around the first bearing pin 531 rotation driving baffle plate 55 and connection sheet 52 and the first friction plate 58 is unclamped.
The end of drive rod 54 has external screw thread, rotated on the external screw thread of drive rod 54 by locking nut 59, drive rod 54 is driven to move to connecting sheet 52 direction, baffle plate 55 compresses the first spring 56, baffle plate 55 is applied resilience force by the first spring 56, make locking nut 59 be pressed on the tube wall of a stay tube 2 by connection sheet 52 and the first friction plate 58, connect sheet 52 and be subject to the rubbing action of the first friction plate 58 and cannot rotate around drive rod 54, thus by table 54 locking；
When needs rotate table 4, have only to make drive block 57 rotate around the first bearing pin 531, drive block 57 can extend protuberance be easy to grip, operation drive block 57 rotation urging is convenient, and drive block 57 just can drive baffle plate 55 to move to the first spring 56 against one end of baffle plate 55, and the first spring 56 is compressed, now, connecting sheet 52 and the first friction plate 58 unclamps, connect sheet 52 and just can rotate around drive rod 54, table 4 is with regard to automatic unlocking；Table 4 rotates after being adjusted in place, unclamp drive block 57, first spring 56 automatically resets, resilience force is applied on baffle plate 55 by the first spring 56 again, together with connection sheet 52 is forced into again with the first friction plate 58, table 4 is locked out rotation again, so, greatly simplify the locking rotating table 4 and conciliate latching operation process, teenager is more convenient to use.
In order to make the locking nut 59 compression better effects if to connecting sheet 52, between locking nut 59 and connection sheet 52, it is provided with pad 291.
Described drive block 57 is connected to handle 571, drive block 57 is provided with the first groove 572, described handle 571 inserts the first groove 572 and coordinates, described sleeve 53 is provided through the second bearing pin 532 of drive block 57 and handle 571, the nozzle of sleeve 53 extends to form arc-like sheet to handle 571, arc-like sheet is provided with the pilot hole for the second bearing pin 532 traverse, drive block 57 is remained to rotate around the first bearing pin 531 by under the effect of the second bearing pin 532, second bearing pin 532 is perpendicular to the length direction of a stay tube 2 and arranges, first bearing pin 531 and the second bearing pin 532 are vertically arranged, drive block 57 is provided with through the breach 573 of the first groove 572 along the length direction propping up stay tube 2.Handle 571 rotates around the second bearing pin 532 just can be embedded into breach 573, so, handle 571 just can along the folded lengthwise storage of stay tube 2, it is to avoid handle 571 protrudes, and affects use, even causes teenager to bump to handle 571 and injured.
The bottom surface of described first groove 572 is provided with the first spherical groove 574, the bottom surface of described first spherical groove 574 is provided with the second groove 575, described second groove 575 is provided with the second spring 576, the end of the second spring 576 is placed with ball 577, handle 571 stretches into the end of the first groove 572 and has sphere 5721, sphere 5721 is provided with the second spherical groove 5722, sphere 5721 is rotatably assorted the first spherical groove 574, second spherical groove 575 is rotatably assorted ball 577, and sphere 5721 or the second spherical groove 5722 compress the second spring 576 by ball 577.When ball 577 is arranged in the second spherical groove 5722, owing to the second spring 576 applies resilience force to ball 577, ball 577 will apply pressure to the second spherical groove 5722, handle 571 will keep locking in certain acceptance range, operator is when operating handle 571 and driving described drive block 57, and handle 571 will not arbitrarily rotate skidding；And when handle 571 needs to be folded into breach 573, handle 571 is exerted a force, make the second spherical groove 5722 depart from ball 577, by sphere 5721 against ball 577, sphere 5721 is only small with the force of rolling friction of ball 577, folds up very comfortable, it is simple to the teenager that strength is little uses.
In order to improve the rotation lock effect of table 4 further, described rotating shaft 511 is fixedly connected with the second friction plate 512, every bump contacted chip 52 is located between two piece of second friction plate 512, when connecting sheet 52 and being pressed between locking nut 59 and a stay tube 2, owing to the gap of adjacent two bump contacted chips 52 diminishes, connect sheet 52 to be also close together mutually with the second adjacent friction plate 512, connect sheet 52 and be subject to the frictional force of the second friction plate 512, it is prevented that table 4 rotates around articulated elements 51.
In order to prevent operation locking wrench 5 unlock table 4 rotate time, table 4 rotates down suddenly because of self gravitation effect, prop up stay tube 2 and be provided with the second connecting tube 3a, it is provided with air spring 6 between table 4 and the second connecting tube 3a, the lower surface of described table 4 is provided with the first hinge 61, described second connecting tube 3a is provided with the second hinge 62, and the upper end of described air spring 6 and the first hinge 61 are rotationally connected, and the lower end of air spring 6 and the second hinge 62 are rotationally connected.
Described second hinge 62 is located on the lower surface of connecting tube 3, when air spring 6 so can be made to rotate with table 4, will not being interfered by the second connecting tube 3a, so increasing the maximum angle that air spring 6 rotates with table 4, also increasing the maximum angle that table 4 rotates accordingly.
Except above preferred embodiment, the present invention also has other embodiment, and those skilled in the art can be variously modified according to the present invention and deform, and without departing from the spirit of the present invention, all should belong to scope defined in claims of the present invention.
Claims (5)
- null1. a child learning desk，Including table leg、It is fixed on a stay tube of table leg upper end、It is fixed on the connecting tube on a stay tube and the table being rotatably connected in connecting tube，It is characterized in that: described stay tube is provided with locking wrench，Described locking wrench includes the articulated elements with rotating shaft、It is rotatably connected on the some bump contacted chips in rotating shaft and can lock or unclamp the controlling organization connecting sheet，Described controlling organization includes the sleeve being fixed on a stay tube、It is located at the drive rod in sleeve、It is connected to the baffle plate of drive rod one end、It is located at the first spring between baffle plate and sleeve bottom surface and is located in sleeve and against the drive block of baffle plate，The other end of described drive rod stretches out sleeve and is rotationally connected with being connected sheet，Drive rod is arranged with some pieces of the first friction plates，Every bump contacted chip is located between two piece of first friction plate，Described drive rod is through connecting the threaded locking nut of sheet，Described first spring applies resilience force to baffle plate makes connection sheet and the first friction plate be locked between locking nut and a stay tube，Described sleeve is provided through the first bearing pin of drive block，Described drive block compresses the first spring around the first bearing pin rotation driving baffle plate and connection sheet and the first friction plate is unclamped；Prop up stay tube and be provided with the second connecting tube, being provided with air spring between table and the second connecting tube, the lower surface of described table is provided with the first hinge, and described second connecting tube is provided with the second hinge, the upper end of described air spring hinges through with first and is connected, and the lower end of air spring hinges through with second and is connected.
- 2. a kind of child learning desk according to claim 1, it is characterized in that: described drive block is connected to handle, drive block is provided with the first groove, described handle inserts the first groove fit, described sleeve is provided through the second bearing pin of drive block and handle, second bearing pin is perpendicular to the length direction of a stay tube and arranges, and the first bearing pin and the second bearing pin are vertically arranged, and described drive block is provided with through the breach of the first groove along the length direction propping up stay tube.
- 3. a kind of child learning desk according to claim 2, it is characterized in that: the bottom surface of described first groove is provided with the first spherical groove, the bottom surface of described first spherical groove is provided with the second groove, described second groove is provided with the second spring, the end of the second spring is placed with ball, handle stretches into the end of the first groove and has sphere, sphere is provided with the second spherical groove, spherical rotation coordinates the first spherical groove, be rotatably assorted ball, sphere or the second spherical groove of second spherical groove compresses the second spring by ball.
- 4. a kind of child learning desk according to claim 1, it is characterised in that: being fixedly connected with the second friction plate in described rotating shaft, every bump contacted chip is located between two piece of second friction plate.
- 5. a kind of child learning desk according to claim 1, it is characterised in that: described second hinge is located on the lower surface of connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610203497.6A CN105747541B (en) | 2016-04-01 | 2016-04-01 | A kind of child learning desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610203497.6A CN105747541B (en) | 2016-04-01 | 2016-04-01 | A kind of child learning desk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105747541A true CN105747541A (en) | 2016-07-13 |
| CN105747541B CN105747541B (en) | 2019-01-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610203497.6A Active CN105747541B (en) | 2016-04-01 | 2016-04-01 | A kind of child learning desk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105747541B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106667019A (en) * | 2016-11-16 | 2017-05-17 | 浙江居优智能科技有限公司 | Lifting-force-adjustable liftable desk |
| CN107048691A (en) * | 2016-11-10 | 2017-08-18 | 浙江捷昌线性驱动科技股份有限公司 | A kind of length-adjustable table frame and desk |
| CN108783953A (en) * | 2018-09-13 | 2018-11-13 | 永康市华格工业产品设计有限公司 | The desk of finger |
| CN112869351A (en) * | 2021-03-22 | 2021-06-01 | 聊城市孩室宝家俱有限公司 | Desktop tilt-adjusting wire control mechanism integrating angle display |
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| DE29502040U1 (en) * | 1995-02-08 | 1995-03-16 | SIFA Sitzfabrik GmbH, 92237 Sulzbach-Rosenberg | Seat supports for office chairs or the like. |
| CN101224065A (en) * | 2008-02-04 | 2008-07-23 | 伍志勇 | Panel locking and regulating device for drawer with slide |
| CN201683353U (en) * | 2010-03-29 | 2010-12-29 | 于斯濛 | Multi-functional desk for preventing and curing cervical spondylosis |
| CN202760521U (en) * | 2012-07-28 | 2013-03-06 | 常州市万翔车辆部件有限公司 | Locking mechanism for opening and closing table board of occasional table |
| CN203897799U (en) * | 2014-06-17 | 2014-10-29 | 浙江泰普森休闲用品有限公司 | Folding chair and side table thereof |
| CN204132751U (en) * | 2014-08-28 | 2015-02-04 | 杭州护童科技有限公司 | A kind of lifting learning desk |
| CN206079629U (en) * | 2016-04-01 | 2017-04-12 | 浙江居优智能科技有限公司 | Children learn table |
-
2016
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| DE29502040U1 (en) * | 1995-02-08 | 1995-03-16 | SIFA Sitzfabrik GmbH, 92237 Sulzbach-Rosenberg | Seat supports for office chairs or the like. |
| CN101224065A (en) * | 2008-02-04 | 2008-07-23 | 伍志勇 | Panel locking and regulating device for drawer with slide |
| CN201683353U (en) * | 2010-03-29 | 2010-12-29 | 于斯濛 | Multi-functional desk for preventing and curing cervical spondylosis |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107048691A (en) * | 2016-11-10 | 2017-08-18 | 浙江捷昌线性驱动科技股份有限公司 | A kind of length-adjustable table frame and desk |
| CN106667019A (en) * | 2016-11-16 | 2017-05-17 | 浙江居优智能科技有限公司 | Lifting-force-adjustable liftable desk |
| CN108783953A (en) * | 2018-09-13 | 2018-11-13 | 永康市华格工业产品设计有限公司 | The desk of finger |
| CN108783953B (en) * | 2018-09-13 | 2020-11-13 | 永康市华格工业产品设计有限公司 | Desk capable of preventing hands from being clamped |
| CN112869351A (en) * | 2021-03-22 | 2021-06-01 | 聊城市孩室宝家俱有限公司 | Desktop tilt-adjusting wire control mechanism integrating angle display |
| CN112869351B (en) * | 2021-03-22 | 2024-05-28 | 聊城市孩室宝家俱有限公司 | Desktop oblique line adjusting and controlling mechanism integrating angle display |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105747541B (en) | 2019-01-18 |
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Effective date of registration: 20181126 Address after: 315300 Cidong Industrial Zone, Cixi City, Ningbo City, Zhejiang Province Applicant after: NINGBO HAISHIKAI DRIVER TECHNOLOGY CO., LTD. Address before: 315300 Lingxu Road, Cidong Industrial Zone, Ningbo City, Zhejiang Province Applicant before: ZHEJIANG JUYOU INTELLIGENT TECHNOLOGY CO., LTD. |
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