CN105747541B - A kind of child learning desk - Google Patents
A kind of child learning desk Download PDFInfo
- Publication number
- CN105747541B CN105747541B CN201610203497.6A CN201610203497A CN105747541B CN 105747541 B CN105747541 B CN 105747541B CN 201610203497 A CN201610203497 A CN 201610203497A CN 105747541 B CN105747541 B CN 105747541B
- Authority
- CN
- China
- Prior art keywords
- support tube
- desktop
- groove
- sleeve
- spring
- 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.)
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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 kind of child learning desks, belong to table tool technical field, it solves desktop locking in existing study table and unlock operation is excessively cumbersome and desktop is easy the technical problem that clamp hand causes safety difference, the technical solution for solving the problems, such as this mainly includes table leg, it is fixed on the support tube of table leg upper end, the connecting tube being fixed on support tube and the desktop being rotatably connected in connecting tube, support tube is equipped with locking wrench, locking wrench includes the articulation piece with shaft, several bump contacted chips for being rotatably connected in shaft and the control mechanism that can lock or unclamp connection sheet, the control mechanism includes the sleeve being fixed on support tube, the drive rod being located in sleeve, it is connected to the baffle of drive rod one end, the first spring for being located between baffle and sleeve bottom surface and it is located at drive block in sleeve and against baffle, support tube It is equipped with the second connecting tube, gas spring is equipped between desktop and the second connecting tube.
Description
Technical field
The present invention relates to table tool technical field more particularly to a kind of child learning desks.
Background technique
Study table is suitable for teenager, uses to preferably adapt to teenager, rotation desktop would generally be arranged in study table
With the lockable mechanism for locking and unlocking desktop, but the lockable mechanism locking in existing study table and unlock operation it is excessively numerous
Trivial, teenager uses very inconvenient；In addition, desktop can rotate down suddenly because of self gravity when lockable mechanism unlocks desktop,
The danger of clamp hand is easily caused, safety is very poor.
Summary of the invention
Present invention purpose to be achieved is just to provide a kind of child learning desk, solve in existing study table desktop locking and
Unlock operation is excessively cumbersome and desktop is easy the technical problem that clamp hand causes safety difference.
In order to achieve the above object, the present invention adopts the following technical scheme: a kind of child learning desk, including table leg, fixation
In the support tube of table leg upper end, the connecting tube that is fixed on support tube and the desktop being rotatably connected in connecting tube, the branch
Stay tube is equipped with locking wrench, and the locking wrench includes the articulation piece with shaft, be rotatably connected in shaft several pieces
Connection sheet and the control mechanism that can lock or unclamp connection sheet, the control mechanism include the sleeve being fixed on support tube,
The drive rod that is located in sleeve, the baffle for being connected to drive rod one end, the first spring being located between baffle and sleeve bottom surface with
And it is located at the drive block in sleeve and against baffle, the other end of the drive rod stretches out sleeve and connection sheet is rotatablely connected, and drives
Several pieces of the first friction plates are arranged in lever, every bump contacted chip is located between two piece of first friction plate, and the drive rod passes through
Connection sheet is threadedly coupled a locking nut, and first spring, which applies screen resilience to baffle, locks connection sheet and the first friction plate
Tightly between locking nut and support tube, the sleeve is equipped with the first pin shaft across drive block, and the drive block is around first
Pin shaft rotate driving baffle compresses the first spring and unclamps connection sheet and the first friction plate；；Support tube is equipped with the second connecting tube,
Gas spring is equipped between desktop and the second connecting tube, the lower end surface of the desktop is equipped with first axle, second connecting tube
It is equipped with second hinge, the upper end of the gas spring and first axle are rotatablely connected, and the lower end of gas spring and second hinge rotate
Connection.
Further, the drive block is connected with handle, and drive block is equipped with the first groove, and the handle insertion first is recessed
Slot cooperation, the sleeve are equipped with the second pin shaft across drive block and handle, length side of second pin shaft perpendicular to support tube
To setting, the first pin shaft is vertically arranged with the second pin shaft, and the drive block is recessed equipped with perforation first along the length direction of support tube
The notch of slot.
Further, the bottom surface of first groove is equipped with the first spherical groove, on the bottom surface of first spherical groove
Equipped with the second groove, second spring is equipped in second groove, the end of second spring is placed with ball, and handle protrudes into first
The end of groove has spherical surface, and spherical surface is equipped with the second spherical groove, and spherical rotation cooperates the first spherical groove, and the second spherical surface is recessed
Slot is rotatably assorted ball, and spherical surface or the second spherical groove compress second spring by ball.
Further, the second friction plate is fixedly connected in the shaft, every bump contacted chip is located at two piece of second friction plate
Between.
Further, the second hinge is located on the lower end surface of connecting tube.
After adopting the above technical scheme, the present invention has the advantage that
1, locking wrench of the invention is applied by the first spring to baffle during installation due to having compressed the first spring in advance
Add-back elastic force, so that connection sheet and the first friction plate are locked between locking nut and support tube, connection sheet is rubbed by first
The rubbing action of pad and can not be rotated around drive rod, therefore, locking wrench is in the case where no manual operation, automatically by desktop
Locking rotation；When needing to rotate desktop, it is only necessary to rotate drive block around the first pin shaft, drive block against one end of baffle just
Baffle can be driven mobile to the first spring, so that connection sheet and the first friction plate be unclamped, connection sheet can be around drive rod
Rotation, at this point, desktop automatic unlocking, after desktop rotate in place, unclamps drive block, the first spring automatic reset, the first spring is again
Again screen resilience is applied on baffle, connection sheet and the first friction plate are forced into together again, and desktop is locked again
Rotation stop is dynamic, and locking and unlock operating process, the teenager for greatly simplifying rotation desktop are more convenient to use；
2, gas spring plays the role of elastic buffer to desktop in the present invention, and therefore, after desktop rotation unlock, desktop is not
It can be rotated down rapidly because of self gravity, avoid the generation of clamp hand phenomenon, use safer.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is explosive view of the invention；
Fig. 2 is the layout enlarged drawing of a-quadrant in Fig. 1；
Fig. 3 is the layout enlarged drawing of B area in Fig. 1；
Fig. 4 is the structural schematic diagram of articulation piece in the present invention；
Fig. 5 is the structural schematic diagram of drive block in the present invention；
Fig. 6 is the structural schematic diagram of handle in the present invention；
Fig. 7 is the layout enlarged drawing in the region C in Fig. 1.
Specific embodiment
As shown in Figure 1 to Figure 3, the present invention provides a kind of child learning desk, including table leg 1, is fixed on the branch of 1 upper end of table leg
Stay tube 2, the connecting tube 3 being fixed on support tube 2 and the desktop 4 being rotatably connected in connecting tube 3, connecting tube 3 are equipped at least
The edge of one hinge 31, desktop 4 is rotatably connected in connecting tube 3 by hinge 31.
Locking wrench 5, the locking are equipped in order to simplify rotation locking and unlock operation, the support tube 2 of desktop 4
Spanner 5 includes the articulation piece 51 with shaft 511, several bump contacted chips 52 being rotatably connected in shaft 511 and can lock
Or the control mechanism of connection sheet 52 is unclamped, the control mechanism includes the sleeve 53 being fixed on support tube 2, is located in sleeve 53
Drive rod 54, the baffle 55 for being connected to 54 one end of drive rod, the first spring 56 for being located between 53 bottom surface of baffle 55 and sleeve
And be located in sleeve 53 and against the drive block of baffle 55 57, the other end of the drive rod 54 stretches out sleeve 53 and connection sheet
52 are rotatablely connected, and are arranged with several pieces of the first friction plates 58 on drive rod 54, every bump contacted chip 52 is located at two piece of first friction plate
Between 58, the drive rod 54 passes through connection sheet 52 and is threadedly coupled a locking nut 59, and first spring 56 is applied to baffle 55
Add-back elastic force makes connection sheet 52 and the first friction plate 58 be locked between locking nut 59 and support tube 2, on the sleeve 53
Equipped with the first pin shaft 531 across drive block 57, the drive block 57 is around 531 rotate driving baffle 55 of the first pin shaft compression first
Spring 56 unclamps connection sheet 52 and the first friction plate 58.
The end of drive rod 54 has external screw thread, is rotated on the external screw thread of drive rod 54 by locking nut 59, drives
Drive rod 54 is mobile to 52 direction of connection sheet, and baffle 55 compresses the first spring 56, and the first spring 56 applies screen resilience to baffle 55,
It is pressed on locking nut 59 on the tube wall of support tube 2 connection sheet 52 and the first friction plate 58, connection sheet 52 is rubbed by first
The rubbing action of pad 58 and can not be rotated around drive rod 54, thus by 54 locking of desktop；
When needing to rotate desktop 4, it is only necessary to rotate drive block 57 around the first pin shaft 531, can prolong on drive block 57
Protrusion is stretched out convenient for holding, and operation 57 rotation urging of drive block is more convenient, and drive block 57 can against one end of baffle 55
To drive baffle 55 mobile to the first spring 56, the first spring 56 is compressed, at this point, 58 pine of connection sheet 52 and the first friction plate
It opens, connection sheet 52 can be rotated around drive rod 54, and desktop 4 is with regard to automatic unlocking；After the rotation of desktop 4 is adjusted in place, unclamps and drive
Motion block 57, the first spring 56 automatically reset, and screen resilience is applied on baffle 55 by the first spring 56 again, connection sheet 52 and
One friction plate 58 is forced into together again, and desktop 4 is locked up rotation again, in this way, greatly simplifying rotation desktop 4
Locking and unlock operating process, teenager is more convenient to use.
In order to keep locking nut 59 more preferable to the compression effect of connection sheet 52, it is equipped between locking nut 59 and connection sheet 52
Gasket.
The drive block 57 is connected with handle 571, and drive block 57 is equipped with the first groove 572, the insertion of handle 571 the
The cooperation of one groove 572, the sleeve 53 are equipped with the second pin shaft 532 across drive block 57 and handle 571, the nozzle of sleeve 53
Arc-like sheet is extended to form to handle 571, and arc-like sheet is equipped with the pilot hole passed through for the second pin shaft 532, and drive block 57 is by the
It remains to rotate around the first pin shaft 531 under the action of two pin shafts 532, the second pin shaft 532 is set perpendicular to the length direction of support tube 2
It sets, the first pin shaft 531 is vertically arranged with the second pin shaft 532, and drive block 57 is recessed equipped with perforation first along the length direction of support tube 2
The notch 573 of slot 572.Handle 571 can be embedded into notch 573 around the rotation of the second pin shaft 532, in this way, handle 571
Along the length direction folding storage of support tube 2, the protrusion of handle 571 is avoided, is influenced using or even teenager being caused to bump to
Handle 571 and it is injured.
As shown in Figure 3, Figure 5 and Figure 6, the bottom surface of first groove 572 be equipped with the first spherical groove 574, described first
The bottom surface of spherical groove 574 is equipped with the second groove 575, is equipped with second spring 576, second spring in second groove 575
576 end is placed with ball 577, and the end that handle 571 protrudes into the first groove 572 has spherical surface, and spherical surface is equipped with the second ball
Face groove, spherical rotation cooperate the first spherical groove 574, and the second spherical groove 575 is rotatably assorted ball 577, spherical surface or second
Spherical groove compresses second spring 576 by ball 577.When ball 577 is located in the second spherical groove, due to second spring
576 apply screen resilience to ball 577, and ball 577 will apply pressure to the second spherical groove, and handle 571 will be certain
Locking is kept in acceptance range, when operation handle 571 drives the drive block 57, handle 571 will not be rotated arbitrarily operator
It skids；And when handle 571 needs to be folded into notch 573, it exerts a force to handle 571, the second spherical groove is made to be detached from ball
577, by spherical surface against ball 577, the force of rolling friction very little of spherical surface and ball 577 folds up very comfortable, is convenient for strength
Small teenager uses.
As shown in fig. 7, being fixedly connected in the shaft 511 to further increase the rotation lock effect of desktop 4
Two friction plates 512, every bump contacted chip 52 are located between two piece of second friction plate 512, when connection sheet 52 is pressed in locking nut
When between 59 and support tube 2, since the gap of adjacent two bump contacted chip 52 becomes smaller, connection sheet 52 and the second adjacent friction plate
512 are also mutually close together, frictional force of the connection sheet 52 by the second friction plate 512, prevent desktop 4 from rotating around articulation piece 51.
In order to prevent operation locking wrench 5 unlock desktop 4 rotate when, desktop 4 because self gravitation effect rotates down suddenly,
Support tube 2 is equipped with the second connecting tube 3a, and gas spring 6, the lower end of the desktop 4 are equipped between desktop 4 and the second connecting tube 3a
Face is equipped with first axle 61, and the second connecting tube 3a is equipped with second hinge 62, the upper end of the gas spring 6 and the first hinge
Chain 61 is rotatablely connected, and the lower end of gas spring 6 and second hinge 62 are rotatablely connected.
The second hinge 62 is located on the lower end surface of connecting tube 3, when gas spring 6 can in this way rotated with desktop 4, no
It can be interfered by the second connecting tube 3a, so increasing the maximum angle that gas spring 6 is rotated with desktop 4, also increase table accordingly
The maximum angle that plate 4 rotates.
In addition to above preferred embodiment, there are other embodiments of the invention, and those skilled in the art can be according to this
Invention makes various changes and modifications, and as long as it does not depart from the spirit of the invention, should belong in claims of the present invention and determines
The range of justice.
Claims (2)
1. a kind of child learning desk, including table leg, the support tube that is fixed on table leg upper end, the connecting tube being fixed on support tube with
And it is rotatably connected on the desktop in connecting tube, it is characterised in that: the support tube is equipped with locking wrench, the locking wrench packet
Include the articulation piece with shaft, several bump contacted chips for being rotatably connected in shaft and the control that can lock or unclamp connection sheet
Mechanism, the articulation piece are connected with desktop, and the control mechanism includes the sleeve being fixed on support tube, the drive that is located in sleeve
Lever, the baffle for being connected to drive rod one end, the first spring being located between baffle and sleeve bottom surface and be located in sleeve and
Against the drive block of baffle, the other end of the drive rod stretches out sleeve and connection sheet is rotatablely connected, if being arranged on drive rod
Dry the first friction plate of block, every bump contacted chip are located between two piece of first friction plate, and the drive rod is threadedly coupled across connection sheet
One locking nut, first spring to baffle apply screen resilience make connection sheet and the first friction plate be locked in locking nut and
Between support tube, the sleeve is equipped with the first pin shaft across drive block, and the drive block is kept off around the first pin shaft rotate driving
Plate compresses the first spring and unclamps connection sheet and the first friction plate；Support tube is equipped with the second connecting tube, desktop and the second connection
Gas spring is equipped between pipe, the lower end surface of the desktop is equipped with first axle, and second connecting tube is equipped with second hinge,
The upper end of the gas spring and first axle are rotatablely connected, and the lower end of gas spring and second hinge are rotatablely connected, the drive block
It is connected with handle, drive block is equipped with the first groove, and the handle is inserted into the cooperation of the first groove, and the sleeve is equipped with across drive
Second pin shaft of motion block and handle, the second pin shaft are arranged perpendicular to the length direction of support tube, and the first pin shaft and the second pin shaft hang down
Straight setting, the drive block are equipped with the notch of the first groove of perforation along the length direction of support tube, and the second hinge is located at company
On the lower end surface of adapter tube.
2. a kind of child learning desk according to claim 1, it is characterised in that: the bottom surface of first groove is equipped with first
Spherical groove, the bottom surface of first spherical groove are equipped with the second groove, are equipped with second spring in second groove, and second
The end of spring is placed with ball, and the end that handle protrudes into the first groove has spherical surface, and spherical surface is equipped with the second spherical groove, ball
Face is rotatably assorted the first spherical groove, and the second spherical groove is rotatably assorted ball, and spherical surface or the second spherical groove pass through ball pressure
Contracting second spring.
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 CN105747541A (en) | 2016-07-13 |
| CN105747541B true CN105747541B (en) | 2019-01-18 |
Family
ID=56346064
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) |
Families Citing this family (4)
| 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 |
| 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 |
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29502040U1 (en) * | 1995-02-08 | 1995-03-16 | SIFA Sitzfabrik GmbH, 92237 Sulzbach-Rosenberg | Seat supports for office chairs or the like. |
| 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 |
| CN206079629U (en) * | 2016-04-01 | 2017-04-12 | 浙江居优智能科技有限公司 | Children learn table |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101224065B (en) * | 2008-02-04 | 2010-06-16 | 伍志勇 | Panel locking and regulating device for drawer with slide |
| CN204132751U (en) * | 2014-08-28 | 2015-02-04 | 杭州护童科技有限公司 | A kind of lifting learning desk |
-
2016
- 2016-04-01 CN CN201610203497.6A patent/CN105747541B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29502040U1 (en) * | 1995-02-08 | 1995-03-16 | SIFA Sitzfabrik GmbH, 92237 Sulzbach-Rosenberg | Seat supports for office chairs or the like. |
| 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 |
| CN206079629U (en) * | 2016-04-01 | 2017-04-12 | 浙江居优智能科技有限公司 | Children learn table |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105747541A (en) | 2016-07-13 |
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| PB01 | Publication | ||
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| TA01 | Transfer of patent application right |
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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