CN102133903A - Backrest adjusting device of a trolley for children - Google Patents
Backrest adjusting device of a trolley for children Download PDFInfo
- Publication number
- CN102133903A CN102133903A CN 201110060535 CN201110060535A CN102133903A CN 102133903 A CN102133903 A CN 102133903A CN 201110060535 CN201110060535 CN 201110060535 CN 201110060535 A CN201110060535 A CN 201110060535A CN 102133903 A CN102133903 A CN 102133903A
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- CN
- China
- Prior art keywords
- backrest
- pin
- pipe
- fixed
- backing 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.)
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Abstract
The invention discloses a backrest adjusting device of a trolley for children, comprising a frame, a seat cushion pipe and a U-shaped backrest pipe, wherein the seat cushion pipe and the U-shaped backrest pipe are fixed on the frame; the U-shaped backrest pipe is connected with the seat cushion pipe by a pin; a locking tongue is fixed at the lower part of the U-shaped backrest pipe by a rivet and is connected with the pin by a spring; a long and round pin hole matched with the pin is arranged at the lower part of the U-shaped backrest pipe; a backrest seat is fixedly arranged on the seat cushion pipe; and a plurality of position adjusting grooves matched with the locking tongue are arranged in the backrest seat. As the plurality of position adjusting grooves are arranged in the backrest seat, and one end of the backrest pipe is arranged in the positioning adjusting groove, the backrest pipe can be adjusted to be positioned in different position adjusting grooves so as to solve the problem of adjusting the angle of the backrest pipe, and the backrest adjusting device is operated safely, simply, fast and conveniently.
Description
Technical field
The present invention relates to a kind of carriage for children, particularly a kind of carriage for children recliner.
Background technology
Along with popularizing fast of children trolley, requirement for the go-cart each side also is more and more higher, at present, on the market, the application of recliner in children trolley also is general phenomenon very, how to make recliner safer, reliable and be faced with, problem such as easy to operate, each side has all launched some researchs and has discussed.
Summary of the invention
The invention provides a kind of carriage for children recliner.Because be provided with many grades of positioning grooves in the backrest seat, an end of backing tube places positioning groove, can regulate backing tube and make backing tube place different positioning grooves to reach the angle problem of regulating backing tube, it is safe and simple to operate, quick and convenient.
The present invention for the technical scheme that solves its technical matters and adopt is: the carriage for children recliner, comprise vehicle frame, be fixed on bench hassock tube and U-shaped backing tube on the vehicle frame, the U-shaped backing tube is connected by pin with bench hassock tube, U-shaped backing tube bottom is fixed with dead bolt by rivet, and pin is connected by spring with dead bolt, and U-shaped backing tube bottom is provided with the Long Circle pin-and-hole with the pin coupling, be fixed with the backrest seat on the bench hassock tube, be provided with a plurality of positioning grooves that cooperate with dead bolt in the backrest seat.Dead bolt is provided with keyway, and described pin-and-hole is located at the top of keyway, and described spring one end is fixed on the bottom of keyway, and an end is fixed on the pin-and-hole.When lifting U type backing tube, the dead bolt that is fixed on the backing tube rises thereupon, and dead bolt just withdraws from the positioning groove at place, realizes release.When putting down the U-shaped backing tube, dead bolt just is stuck in any one positioning groove, realizes lock-out state.
As a further improvement on the present invention, the length of pin-and-hole promptly is the height that the U-shaped backing tube can promote.
The invention has the beneficial effects as follows: owing to be provided with many grades of positioning grooves in the backrest seat, one end of backing tube places positioning groove, can regulate backing tube and make backing tube place different positioning grooves to reach the angle problem of regulating backing tube, it is safe and simple to operate, quick and convenient.
Description of drawings
Fig. 1 is a block diagram of the present invention;
Fig. 2 is a back view of the present invention;
Fig. 3 is the cutaway view of the A-A direction of Fig. 2;
Fig. 4 is the enlarged drawing of B.
Wherein: 1, vehicle frame, 2, bench hassock tube, 3, the backrest seat, 4, the U-shaped backing tube, 5, positioning groove, 6, pin-and-hole, 7, pin, 8, keyway, 9, spring, 10, dead bolt, 11, rivet.
The specific embodiment
Embodiment: shown in Fig. 1-4, a kind of carriage for children recliner, comprise vehicle frame 1, be fixed on bench hassock tube 2 and U-shaped backing tube 4 on the vehicle frame, U-shaped backing tube 4 is connected by pin 7 with bench hassock tube 2, described U-shaped backing tube 4 bottoms are fixed with dead bolt 10 by rivet 11, described pin 7 is connected by spring 9 with dead bolt 10, described U-shaped backing tube 4 bottoms are provided with the Long Circle pin-and-hole 6 with pin 7 couplings, be fixed with backrest seat 3 on the described bench hassock tube 2, be provided with a plurality of positioning grooves that cooperate with dead bolt 5 in the backrest seat 3.Described dead bolt is provided with keyway 8, and described pin-and-hole 6 is located at the top of keyway 8, and described spring 9 one ends are fixed on the bottom of keyway 8, and an end is fixed on the pin-and-hole 6.The length of described pin-and-hole 6 promptly is the height that the U-shaped backing tube can promote.When lifting U type backing tube, the dead bolt that is fixed on the backing tube rises thereupon, and dead bolt just withdraws from the positioning groove at place, realizes release.When putting down the U-shaped backing tube, dead bolt just is stuck in any one positioning groove, realizes lock-out state.
Claims (2)
1. carriage for children recliner, comprise vehicle frame (1), be fixed on bench hassock tube (2) and U-shaped backing tube (4) on the vehicle frame, it is characterized in that: U-shaped backing tube (4) is connected by pin (7) with bench hassock tube (2), described U-shaped backing tube (4) bottom is fixed with dead bolt (10) by rivet (11), described pin (7) is connected by spring (9) with dead bolt (10), described U-shaped backing tube (4) bottom is provided with the Long Circle pin-and-hole (6) with pin (7) coupling, be fixed with backrest seat (3) on the described bench hassock tube (2), be provided with a plurality of positioning grooves that cooperate with dead bolt (5) in the backrest seat (3), described dead bolt is provided with keyway (8), described pin-and-hole (6) is located at the top of keyway (8), described spring (9) one ends are fixed on the bottom of keyway (8), and an end is fixed on the pin-and-hole (6).
2. carriage for children recliner according to claim 1 is characterized in that: the length of described pin-and-hole (6) promptly is the height that the U-shaped backing tube can promote.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110060535 CN102133903A (en) | 2011-03-14 | 2011-03-14 | Backrest adjusting device of a trolley for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110060535 CN102133903A (en) | 2011-03-14 | 2011-03-14 | Backrest adjusting device of a trolley for children |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102133903A true CN102133903A (en) | 2011-07-27 |
Family
ID=44293875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110060535 Pending CN102133903A (en) | 2011-03-14 | 2011-03-14 | Backrest adjusting device of a trolley for children |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102133903A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105167454A (en) * | 2015-10-28 | 2015-12-23 | 佛山市东品美业五金制品有限公司 | Adjustable leg connecting structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1433918A (en) * | 2002-01-15 | 2003-08-06 | 康貝株式会社 | Stroller with a reclining mechanism |
| CN101362468A (en) * | 2007-08-08 | 2009-02-11 | 好孩子儿童用品有限公司 | Children's barrow with adjustable backrest angle |
| CN201646825U (en) * | 2010-04-07 | 2010-11-24 | 苏州威凯儿童用品有限公司 | Backrest regulation mechanism of baby stroller |
| CN201980277U (en) * | 2011-03-14 | 2011-09-21 | 昆山百花儿童用品有限公司 | Backrest regulator for baby vehicle |
-
2011
- 2011-03-14 CN CN 201110060535 patent/CN102133903A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1433918A (en) * | 2002-01-15 | 2003-08-06 | 康貝株式会社 | Stroller with a reclining mechanism |
| CN101362468A (en) * | 2007-08-08 | 2009-02-11 | 好孩子儿童用品有限公司 | Children's barrow with adjustable backrest angle |
| CN201646825U (en) * | 2010-04-07 | 2010-11-24 | 苏州威凯儿童用品有限公司 | Backrest regulation mechanism of baby stroller |
| CN201980277U (en) * | 2011-03-14 | 2011-09-21 | 昆山百花儿童用品有限公司 | Backrest regulator for baby vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105167454A (en) * | 2015-10-28 | 2015-12-23 | 佛山市东品美业五金制品有限公司 | Adjustable leg connecting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110727 |