CN204048912U - A kind of upper railings bar joint device of play yard - Google Patents
A kind of upper railings bar joint device of play yard Download PDFInfo
- Publication number
- CN204048912U CN204048912U CN201420577200.9U CN201420577200U CN204048912U CN 204048912 U CN204048912 U CN 204048912U CN 201420577200 U CN201420577200 U CN 201420577200U CN 204048912 U CN204048912 U CN 204048912U
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- CN
- China
- Prior art keywords
- bar
- upper railings
- fork
- railings bar
- connection block
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of upper railings bar joint device of play yard, joint assembly comprises curved bar (5), fork (6) and the extension spring (7) for resetting, the middle part of curved bar (5) is rotationally connected by the first rotating shaft (8) and Connection Block (3), the middle part of fork (6) is rotationally connected by the second rotating shaft (9) and Connection Block (3), the middle part of fork (6) is provided with extension (6.1), the other end of curved bar (5) is hinged by the extension (6.1) of guiding bearing pin (10) with fork (6) middle part, the bottom of fork (6) is connected with the bottom action for drawing fork (6) and the other end and play yard underframe fold the operating line (4) that assembly is connected, one end of extension spring (7) is fixed on Connection Block (3), the other end of extension spring (7) is fixed on the lower end of fork (6).This joint arrangement compact conformation, by operating line, joint assembly to be driven, and realize with underframe folding mechanism synchronous folding, more flexibly, folding time saving and energy saving.
Description
Technical field
The utility model relates to play yard field, particularly a kind of upper railings bar joint device of play yard.
Background technology
No matter the safe place that the baby's game bed baby of being sleeps and plays, be in or travel away from home and can use.Play yard also can create the region of a safety, particularly when baby can climb or curiosity is strong especially time for baby.When child grows some, after mobility also strengthens, if you need to do other things, such as work or do housework, play yard can also become a safe haven.In order to take up room less and conveniently moving, usual play yard is convenient to fold.The folding game bed of prior art comprises four upper railings bars, four upright post rod, is arranged on the footing of four upright post rod lower ends, and footing lower end is typically provided with roller.Time folding, utilize articulation structure that four upper railings bars and underframe are bent or pivot joint respectively, upper railings bar, four sides sidewall and underframe are all drawn close to centre, thus reduced volume.But problem is, the upper railings bar joint structure underaction of prior art, operation is wasted time and energy, and can not synchronously realize folding, fold troublesome poeration between the articulation structure of underframe folding mechanism and four upper railings bars.
Summary of the invention
Technical problem to be solved in the utility model is: provide compact conformation, driven joint assembly by operating line, and realizes the upper railings bar joint device with underframe folding mechanism synchronous folding, more flexible, folding time saving and energy saving a kind of play yard.
The technical scheme in the invention for solving the above technical problem is: a kind of upper railings bar joint device of play yard, comprise the first upper railings bar, second upper railings bar and the Connection Block be located between the first upper railings bar and the second upper railings bar, the first described upper railings bar and the end of the second upper railings bar are all rotationally connected with on described Connection Block, the joint assembly for the first upper railings bar and the second upper railings bar to be turned to vertically folded state by level is also connected with between the first described upper railings bar and the second upper railings bar, described joint assembly comprises curved bar, fork and the extension spring for resetting, one end and the first upper railings bar of described curved bar offset, the middle part of described curved bar is rotationally connected by the first rotating shaft and described Connection Block, upper end and the second described upper railings bar of described fork offset, the middle part of described fork is rotationally connected by the second rotating shaft and described Connection Block, the middle part of described fork is provided with extension, the other end of described curved bar is hinged by the extension in the middle part of guiding bearing pin and described fork, the lower end of described fork is connected with for drawing described fork action and folding with play yard underframe the operating line that assembly is connected, one end of described extension spring is fixed on described Connection Block, the other end of described extension spring is fixed on the lower end of described fork.
Compared with prior art, the utility model has the advantage of: the structure of the upper railings bar joint device of this play yard closely, realizes the first upper railings bar and the second upper railings bar turns to vertically folded state by level by arranging of joint assembly.Joint assembly comprises curved bar, fork and the extension spring for resetting, and be hinged by guiding bearing pin between curved bar and fork, fold assembly by pulling play yard underframe and drive operating line action, thus the lower end of operating line traction fork swings, the middle part of curved bar and fork is then driven to rotate, guide finger glides downward, the upper end of curved bar and fork is upturned, and throw off with the first upper railings bar and the second upper railings bar, then the first upper railings bar and the second upper railings bar turn to folded state by level, operation is very easy, and upper railings bar joint and underframe can be folded assembly by the setting of operating line and be associated, the synchronous folding of upper railings bar and underframe railing is realized by the driving of operating line, more flexible, folding time saving and energy saving.
Accompanying drawing explanation
The whole play yard of structural representation image strip of the upper railings bar joint device of a kind of play yard of Fig. 1 the utility model.
The structural representation of the upper railings bar joint device of a kind of play yard of Fig. 2 the utility model removes part Connection Block.
In the structural representation folding process of the upper railings bar joint device of a kind of play yard of Fig. 3 the utility model.
In Fig. 1-3: 1 first upper railings bar, 1.1 first deep-slotted chip breakers, 2 second upper railings bars, 2.1 second deep-slotted chip breakers, 3 Connection Blocks, 3.1 chutes, 4 operating lines, 4.1 clues, 4.2 line covers, 5 curved bars, 6 forks, 6.1 extensions, 7 extension springs, 8 first rotating shafts, 9 second rotating shafts, 10 guiding bearing pin, 11 limit bases, 12 first bearing pins, 13 first rollers, 14 second bearing pins, 15 second rollers.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
As Figure 1-3, a kind of upper railings bar joint device of play yard, comprise the first upper railings bar 1, second upper railings bar 2 and the Connection Block 3 be located between the first upper railings bar 1 and the second upper railings bar 2, the first described upper railings bar 1 and the end of the second upper railings bar 2 are all rotationally connected with on described Connection Block 3, the joint assembly for the first upper railings bar 1 and the second upper railings bar 2 to be turned to vertically folded state by level is also connected with between the first described upper railings bar 1 and the second upper railings bar 2, it is characterized in that: described joint assembly comprises curved bar 5, fork 6 and the extension spring 7 for resetting, one end and the first upper railings bar 1 of described curved bar 5 offset, the middle part of described curved bar 5 is rotationally connected with described Connection Block 3 by the first rotating shaft 8, upper end and the second described upper railings bar 2 of described fork 6 offset, the middle part of described fork 6 is rotationally connected with described Connection Block 3 by the second rotating shaft 9, the middle part of described fork 6 is provided with extension 6.1, the other end of described curved bar 5 is hinged by guiding bearing pin 10 and the extension 6.1 in the middle part of described fork 6, the bottom of described fork 6 is connected with the bottom action for drawing described fork 6 and the other end and play yard underframe fold the operating line 4 that assembly is connected, one end of described extension spring 7 is fixed on described Connection Block 3, the other end of described extension spring 7 is fixed on the lower end of described fork 6.
Described Connection Block 3 is vertically provided with the chute 3.1 for leading to the slip of guiding bearing pin 10, described guiding bearing pin 10 is snug fit in described chute 3.1.Like this, the chute be located on Connection Block can lead to the slip of guiding bearing pin, and operation is more accurate, not easily stuck phenomenon occurs.
The line cover 4.2 that described operating line 4 is installed on clue 4.1 periphery by the clue 4.1 and fit of being located at inner core forms, the end of described clue 4.1 is fixedly connected on the bottom of described fork 6, the bottom of described Connection Block 3 is provided with limit base 11, be provided with the installing hole for accommodating described line cover 4.1 in described limit base 11, the end of described line cover 4.1 is butted on the inwall with described installing hole.Like this, advantageously in the installation of spring, and the top and bottom of spring are made to have good supporting, advantageously in the reset of spring.The structure of the operating line 4 that the utility model uses is similar to the structure of the brake cable that bicycle, motorcycle etc. use, and also cry and control drag-line, be commercially available common product, technical staff can choose as required voluntarily, does not repeat at this.
One end fit of described curved bar 5 is provided with the first bearing pin 12, and on the first described bearing pin 12, fit is provided with the first roller 13, and the end of the first described upper railings bar 1 is provided with the first deep-slotted chip breaker 1.1 for being slidably matched with the first described roller 13; The upper end fit of described fork 6 is provided with the second bearing pin 14, and on the second described bearing pin 14, fit is provided with the second roller 15, and the end of the second described upper railings bar 2 is provided with the second deep-slotted chip breaker 2.1 for being slidably matched with the second described roller 15.Like this, can effectively reduce the first curved bar and the first upper railings bar and the friction between the second curved bar and the second upper railings bar by the cooperation between roller and deep-slotted chip breaker, what the action of throwing off was carried out is more smooth.
When play yard folds by needs, the other end due to operating line 4 is connected to underframe folding mechanism, underframe is pulled to fold assembly, while then underframe railing folds, the lower end that operating line 4 draws fork 6 swings, curved bar 5 and fork 6 is then driven to rotate around the first rotating shaft 8 and the second rotating shaft 9 respectively, the guiding bearing pin 10 at the extension place of fork 6 is along chute 3.1 slide downward on Connection Block 3, then the upper end of curved bar 5 and fork 6 is upturned, such curved bar 5 and fork 6 are thrown off with the first upper railings bar 1 and the second upper railings bar 2 respectively, and curved bar 5 and the first upper railings bar 1 and the friction between fork 6 and the second upper railings bar 2 can be effectively reduced by the cooperation between roller and deep-slotted chip breaker, make disengagement action more smooth.Then the first upper railings bar 1 and the second upper railings bar 2 can turn folding around Connection Block 3, can realize realizing with underframe railing synchronously folding, and operation is very easy.
Below only just most preferred embodiment of the present utility model is described, but can not be interpreted as it is limitations on claims.The utility model is not only confined to above embodiment, and its concrete structure allows to change.All various changes done in the protection domain of the utility model independent claims are all in the utility model protection domain.
Claims (4)
1. the upper railings bar joint device of a play yard, comprise the first upper railings bar (1), second upper railings bar (2) and the Connection Block (3) be located between the first upper railings bar (1) and the second upper railings bar (2), the first described upper railings bar (1) and the end of the second upper railings bar (2) are all rotationally connected with on described Connection Block (3), the joint assembly for the first upper railings bar (1) and the second upper railings bar (2) to be turned to vertically folded state by level is also connected with between the first described upper railings bar (1) and the second upper railings bar (2), it is characterized in that: described joint assembly comprises curved bar (5), fork (6) and the extension spring (7) for resetting, one end and the first upper railings bar (1) of described curved bar (5) offset, the middle part of described curved bar (5) is rotationally connected by the first rotating shaft (8) and described Connection Block (3), upper end and the second described upper railings bar (2) of described fork (6) offset, the middle part of described fork (6) is rotationally connected by the second rotating shaft (9) and described Connection Block (3), the middle part of described fork (6) is provided with extension (6.1), the other end of described curved bar (5) is hinged by the extension (6.1) of guiding bearing pin (10) with described fork (6) middle part, the bottom of described fork (6) is connected with the bottom action for drawing described fork (6) and the other end and play yard underframe fold the operating line (4) that assembly is connected, one end of described extension spring (7) is fixed on described Connection Block (3), the other end of described extension spring (7) is fixed on the lower end of described fork (6).
2. the upper railings bar joint device of a kind of play yard according to claim 1, it is characterized in that: described Connection Block (3) is vertically provided with the chute (3.1) for leading to the slip of guiding bearing pin (10), described guiding bearing pin (10) is snug fit in described chute (3.1).
3. the upper railings bar joint device of a kind of play yard according to claim 1, it is characterized in that: the line cover (4.2) that described operating line (4) is installed on clue (4.1) periphery by the clue (4.1) and fit of being located at inner core forms, the end of described clue (4.1) is fixedly connected on the bottom of described fork (6), the bottom of described Connection Block (3) is provided with limit base (11), the installing hole for accommodating described line cover (4.1) is provided with in described limit base (11), the end of described line cover (4.1) is butted on the inwall with described installing hole.
4. the upper railings bar joint device of a kind of play yard according to claim 1, it is characterized in that: one end fit of described curved bar (5) is provided with the first bearing pin (12), and the upper fit of described the first bearing pin (12) is provided with the first roller (13), and the end of the first described upper railings bar (1) is provided with the first deep-slotted chip breaker (1.1) for being slidably matched with described the first roller (13); The upper end fit of described fork (6) is provided with the second bearing pin (14), and the upper fit of described the second bearing pin (14) is provided with the second roller (15), and the end of the second described upper railings bar (2) is provided with the second deep-slotted chip breaker (2.1) for being slidably matched with described the second roller (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420577200.9U CN204048912U (en) | 2014-09-30 | 2014-09-30 | A kind of upper railings bar joint device of play yard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420577200.9U CN204048912U (en) | 2014-09-30 | 2014-09-30 | A kind of upper railings bar joint device of play yard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204048912U true CN204048912U (en) | 2014-12-31 |
Family
ID=52190525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420577200.9U Expired - Fee Related CN204048912U (en) | 2014-09-30 | 2014-09-30 | A kind of upper railings bar joint device of play yard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204048912U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107188080A (en) * | 2017-05-26 | 2017-09-22 | 淅川县电业局 | A kind of lifting trolley |
-
2014
- 2014-09-30 CN CN201420577200.9U patent/CN204048912U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107188080A (en) * | 2017-05-26 | 2017-09-22 | 淅川县电业局 | A kind of lifting trolley |
| CN107188080B (en) * | 2017-05-26 | 2023-10-10 | 淅川县电业局 | Lifting trolley |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20170930 |