CN203427857U - Device for preventing cover plate of music box of child cart from being closed - Google Patents
Device for preventing cover plate of music box of child cart from being closed Download PDFInfo
- Publication number
- CN203427857U CN203427857U CN201320520718.4U CN201320520718U CN203427857U CN 203427857 U CN203427857 U CN 203427857U CN 201320520718 U CN201320520718 U CN 201320520718U CN 203427857 U CN203427857 U CN 203427857U
- Authority
- CN
- China
- Prior art keywords
- cover plate
- music box
- closed
- permanent seat
- rotating shaft
- 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 device for preventing a cover plate of a music box of a child cart from being closed. The device comprises a fixed base. The cover plate is installed in the fixed base in a rotating mode, rotating shafts are arranged at the two ends of the cover plate and are respectively in a hexagonal prism shape, and two side edges of each hexagonal prism are in increasing interference fit with the fixed base when the cover plate turns up to a final position. The device is simple in structure, and the cover plate is convenient to open and can not automatically fall off to be closed easily.
Description
Technical field
The utility model relates to the anti-closing device of a kind of children trolley music box cover plate.
Background technology
Music box is generally all installed on children trolley, is provided with cover plate on music box, traditional cover plate is deposited cover plate and is difficult to fix, and the use procedure cover plate closure of easily falling down, sometimes can hand folding.
Utility model content
The utility model object is to provide a kind of simple in structure, unlatching convenience, is difficult for the anti-closing device of children trolley music box cover plate that automatically falls down closed.
The utility model technical solution problem provides following scheme:
The anti-closing device of a kind of children trolley music box cover plate, comprise permanent seat, it is characterized in that: in described permanent seat, be rotatablely equipped with cover plate, and the two ends at cover plate are provided with rotating shaft, described rotating shaft is hexagon, while translating into final position on described cover plate, between wherein two inclines of six prisms and permanent seat, produce and increase interference fit.
Described six prisms adopt nylon material to make.
The utility model is provided with rotating shaft at the left and right two ends of cover plate, and be provided with hexagon on the sidewall of rotating shaft, and in rotating shaft, be provided with permanent seat, like this cover plate be opened to final position time, between six rib sides and permanent seat, produce and increase value of interference fit, increased friction force simultaneously, avoided upper cover to fall down suddenly closure, not needing to add other auxiliary component of increase increases damping.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Referring to accompanying drawing, the anti-closing device of a kind of children trolley music box cover plate, comprise permanent seat 1, the interior cover plate 2 that is rotatablely equipped with of described permanent seat 1, and be provided with rotating shaft 3 at the two ends of cover plate 2, described rotating shaft 3 is hexagon, while translating into final position on described cover plate 2, produces and increase interference fit between wherein two inclines of six prisms 4 and permanent seat 1.
Described six prisms 4 adopt nylon material to make.
Claims (2)
1. the anti-closing device of children trolley music box cover plate, comprise permanent seat, it is characterized in that: in described permanent seat, be rotatablely equipped with cover plate, and the two ends at cover plate are provided with rotating shaft, described rotating shaft is hexagon, while translating into final position on described cover plate, between wherein two inclines of six prisms and permanent seat, produce and increase interference fit.
2. the anti-closing device of children trolley music box cover plate according to claim 1, is characterized in that: described six prisms adopt nylon materials to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320520718.4U CN203427857U (en) | 2013-08-23 | 2013-08-23 | Device for preventing cover plate of music box of child cart from being closed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320520718.4U CN203427857U (en) | 2013-08-23 | 2013-08-23 | Device for preventing cover plate of music box of child cart from being closed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203427857U true CN203427857U (en) | 2014-02-12 |
Family
ID=50056913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320520718.4U Expired - Fee Related CN203427857U (en) | 2013-08-23 | 2013-08-23 | Device for preventing cover plate of music box of child cart from being closed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203427857U (en) |
-
2013
- 2013-08-23 CN CN201320520718.4U patent/CN203427857U/en not_active Expired - Fee Related
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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: 20140212 Termination date: 20160823 |