CN203844817U - Armrest rotating device of baby carriage - Google Patents
Armrest rotating device of baby carriage Download PDFInfo
- Publication number
- CN203844817U CN203844817U CN201420282009.1U CN201420282009U CN203844817U CN 203844817 U CN203844817 U CN 203844817U CN 201420282009 U CN201420282009 U CN 201420282009U CN 203844817 U CN203844817 U CN 203844817U
- Authority
- CN
- China
- Prior art keywords
- zip
- spline
- rotary
- groove
- grab rail
- 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 - Lifetime
Links
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Landscapes
- Flexible Shafts (AREA)
Abstract
The utility model relates to the technical field of baby carriages, in particular to an armrest rotating device of a baby carriage. The armrest rotating device of the baby carriage comprises armrest rods, a rotating device is arranged between the armrest rods and comprises a fixed cover and a rotary cover, rotary splines are arranged in the fixed cover and the rotary cover, reset springs are clamped to the rotary splines, the bottoms of the reset springs are buckled to the bottom of the fixed cover, a rotary groove is formed in the fixed cover, symmetrical non-slip bosses are arranged on the inner wall of the rotary groove, the inner surface of the rotary cover is provided with a rotary circular truncated cone corresponding to the rotary groove, and symmetrical rotary bosses are arranged on the periphery of the rotary circular truncated cone. According to the armrest rotating device of the baby carriage, the rotary splines are driven through pull locks, the rotary splines are made to be separated from spline fixed grooves and fall into spline movable grooves, and therefore the rotary cover can rotate. When the pull locks are loosened, the reset springs enable the rotary splines to reset, operation is simple, stability is good, the rotary bosses are stuck through the non-slip bosses, and a positioning function can be achieved when armrests are rotated.
Description
Technical field
The utility model relates to perambulator technical field, relates in particular to a kind of handrail slewing arrangement of perambulator.
Background technology
Perambulator is to have baby's family's outgoing to bring very big facility, but the volume of perambulator is excessive, not Portable belt, therefore technical personnel is improved the body structure of perambulator, the function that perambulator is possessed fold, with Portable belt, there is part perambulator to adopt the armrest that can fold, dwindle the volume of perambulator, adopt at baby carriage armrest middle part of this baby carriage armrest retracting structure established a slewing arrangement more, use and find by people's practice, thereby thisly at handrail middle part, slewing arrangement is set and reaches the perambulator that folds handrail, the steadiness of its handrail is inadequate, and need staff carrying on a shoulder pole while use, can not improve enough conveniences.
Utility model content
The purpose of this utility model is to provide a kind of handrail slewing arrangement of perambulator, and it has strong and the feature that can position rotating of rational in infrastructure, simple to operation, steadiness.
For achieving the above object, the utility model adopts following technical proposals:
A kind of handrail slewing arrangement of perambulator, comprise grab rail, described grab rail comprises grab rail, lower grab rail, between described upper grab rail and lower grab rail, be provided with slewing arrangement, described slewing arrangement comprises determines lid, swivelling cover, described fixed lid is coaxially spirally connected with swivelling cover, described fixed lid is provided with rotation spline with swivelling cover inside, on described rotation spline, buckle has retracing spring, described retracing spring bottom is buckled in fixed lid bottom, in the middle of described rotation spline, offer axis hole, described swivelling cover inside center is provided with dead axle, described axis hole inner side offers interior zip hole, bottom, described interior zip hole is provided with countersunk head groove, described Ding Gainei is provided with swivelling chute, described swivelling chute inwall is provided with symmetrical slip-limiting boss, described swivelling cover inner face is provided with the rotation round platform corresponding with swivelling chute, described rotation round platform periphery is provided with symmetrical rotation boss, described swivelling cover outside face offers zip groove, described zip groove the inner is provided with outer zip hole, described swivelling cover outside is snapped with protecting cover.
Wherein, the described inner bottom part that surely covers offers spline and determines groove, and the degree of depth that described spline is determined groove is less than the thickness that rotates spline.
Wherein, described swivelling cover inner bottom part offers the moving groove of spline, and the degree of depth of the moving groove of described spline is greater than the thickness that rotates spline.
Wherein, described zip groove, outer zip hole, inside, interior zip hole are provided with zip, and described zip tail end is provided with zip countersunk head, and described zip is cable wire.
Wherein, described Ding Gai and lower grab rail are spirally connected, and described swivelling cover and upper grab rail are spirally connected.
The utility model beneficial effect: the utility model comprises grab rail, described grab rail comprises grab rail, lower grab rail, between described upper grab rail and lower grab rail, be provided with slewing arrangement, described slewing arrangement comprises determines lid, swivelling cover, described fixed lid is coaxially spirally connected with swivelling cover, described fixed lid is provided with rotation spline with swivelling cover inside, on described rotation spline, buckle has retracing spring, described retracing spring bottom is buckled in fixed lid bottom, in the middle of described rotation spline, offer axis hole, described swivelling cover inside center is provided with dead axle, described axis hole inner side offers interior zip hole, bottom, described interior zip hole is provided with countersunk head groove, described Ding Gainei is provided with swivelling chute, described swivelling chute inwall is provided with symmetrical slip-limiting boss, described swivelling cover inner face is provided with the rotation round platform corresponding with swivelling chute, described rotation round platform periphery is provided with symmetrical rotation boss, described swivelling cover outside face offers zip groove, described zip groove the inner is provided with outer zip hole, described swivelling cover outside is snapped with protecting cover, the utility model is rational in infrastructure, pull rotation spline by zip, making to rotate spline falls in the moving groove of spline, depart from spline and determine groove, thereby swivelling cover is rotatable, when zip unclamps, retracing spring makes to rotate spline reset, thereby reach the function of grab rail rotation, simple to operate, steadiness is good, and it is stuck to rotate boss by slip-limiting boss, positioning action is provided can rotate for handrail time.
Brief description of the drawings
Fig. 1 is decomposition texture schematic diagram of the present utility model.
Fig. 2 is decomposition texture schematic diagram of the present utility model.
Reference numeral
1, upper grab rail; 2, lower grab rail;
3, Ding Gai; 4, swivelling cover;
5, rotation spline; 6, retracing spring;
7, protecting cover; 8, spline is determined groove;
9, swivelling chute; 10, slip-limiting boss;
11, rotation round platform; 12, rotation boss;
13, the moving groove of spline; 14, dead axle;
15, zip; 16, zip countersunk head;
17, countersunk head groove; 18, interior zip hole;
19, outer zip hole; 20, zip groove;
21, axis hole.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
As depicted in figs. 1 and 2, a kind of handrail slewing arrangement of perambulator, comprise grab rail, described grab rail comprises grab rail 1, lower grab rail 2, between described upper grab rail 1 and lower grab rail 2, be provided with slewing arrangement, described slewing arrangement comprises determines to cover 3, swivelling cover 4, describedly surely cover 3 and be coaxially spirally connected with swivelling cover 4, described surely cover 3 with swivelling cover 4 inside be provided with rotation spline 5, on described rotation spline 5, buckle has retracing spring 6, described retracing spring 6 bottoms are buckled in determines to cover 3 bottoms, in the middle of described rotation spline 5, offer axis hole 21, described swivelling cover 4 inside center are provided with dead axle 14, described axis hole 21 inner sides offer interior zip hole 18, 18 bottoms, described interior zip hole are provided with countersunk head groove 17, described surely lid is provided with swivelling chute 9 in 3, described swivelling chute 9 inwalls are provided with symmetrical slip-limiting boss 10, described swivelling cover 4 inner faces are provided with the rotation round platform 11 corresponding with swivelling chute 9, described rotation round platform 11 peripheries are provided with symmetrical rotation boss 12, described swivelling cover 4 outside faces offer zip groove 20, described zip groove 20 the inners are provided with outer zip hole 19, described swivelling cover 4 outsides are snapped with protecting cover 7, pull rotation spline 5 by zip 15, making to rotate spline 5 falls in the moving groove 13 of spline, depart from spline and determine groove 8, thereby swivelling cover 4 is rotatable, when zip 15 unclamps, retracing spring 6 makes to rotate spline 5 and resets, thereby reach the function of grab rail rotation, simple to operate, steadiness is good, and it is stuck to rotate boss 12 by slip-limiting boss 10, positioning action is provided can rotate for handrail time.
In the present embodiment, described 3 inner bottom parts that surely cover offer spline and determine groove 8, and the degree of depth that described spline is determined groove 8 is less than the thickness that rotates spline 5, and described swivelling cover 4 inner bottom parts offer the moving groove 13 of spline, and the degree of depth of the moving groove 13 of described spline is greater than the thickness that rotates spline 5.
In the present embodiment, described zip groove 20, outer zip hole 19,18 inside, interior zip hole are provided with zip 15, and described zip 15 tail ends are provided with zip countersunk head 16, and described zip 15 is cable wire, described zip 15 can also be other hard materials, specifically selects according to actual conditions.
In the present embodiment, describedly surely cover 3 and be spirally connected with lower grab rail 2, described swivelling cover 4 is spirally connected with upper grab rail 1, described surely cover 3 with lower grab rail 2, swivelling cover 4 can or be produced into original choose reasonable according to practical set situation with the connection mode of upper grab rail 1.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (5)
1. the handrail slewing arrangement of a perambulator, comprise grab rail, described grab rail comprises grab rail, lower grab rail, it is characterized in that: between described upper grab rail and lower grab rail, be provided with slewing arrangement, described slewing arrangement comprises determines lid, swivelling cover, described fixed lid is coaxially spirally connected with swivelling cover, described fixed lid is provided with rotation spline with swivelling cover inside, on described rotation spline, buckle has retracing spring, described retracing spring bottom is buckled in fixed lid bottom, in the middle of described rotation spline, offer axis hole, described swivelling cover inside center is provided with dead axle, described axis hole inner side offers interior zip hole, bottom, described interior zip hole is provided with countersunk head groove, described Ding Gainei is provided with swivelling chute, described swivelling chute inwall is provided with symmetrical slip-limiting boss, described swivelling cover inner face is provided with the rotation round platform corresponding with swivelling chute, described rotation round platform periphery is provided with symmetrical rotation boss, described swivelling cover outside face offers zip groove, described zip groove the inner is provided with outer zip hole, described swivelling cover outside is snapped with protecting cover.
2. a kind of handrail slewing arrangement of perambulator according to claim 1, is characterized in that: the described inner bottom part that surely covers offers spline and determines groove, and the degree of depth that described spline is determined groove is less than the thickness that rotates spline.
3. a kind of handrail slewing arrangement of perambulator according to claim 1, is characterized in that: described swivelling cover inner bottom part offers the moving groove of spline, and the degree of depth of the moving groove of described spline is greater than the thickness that rotates spline.
4. a kind of handrail slewing arrangement of perambulator according to claim 1, is characterized in that: described zip groove, outer zip hole, inside, interior zip hole are provided with zip, and described zip tail end is provided with zip countersunk head, and described zip is cable wire.
5. a kind of handrail slewing arrangement of perambulator according to claim 1, is characterized in that: described Ding Gai and lower grab rail are spirally connected, and described swivelling cover and upper grab rail are spirally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282009.1U CN203844817U (en) | 2014-05-30 | 2014-05-30 | Armrest rotating device of baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282009.1U CN203844817U (en) | 2014-05-30 | 2014-05-30 | Armrest rotating device of baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203844817U true CN203844817U (en) | 2014-09-24 |
Family
ID=51557868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420282009.1U Expired - Lifetime CN203844817U (en) | 2014-05-30 | 2014-05-30 | Armrest rotating device of baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203844817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110667684A (en) * | 2018-07-02 | 2020-01-10 | 梁水瑛 | Improved structure of baby carriage frame |
-
2014
- 2014-05-30 CN CN201420282009.1U patent/CN203844817U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110667684A (en) * | 2018-07-02 | 2020-01-10 | 梁水瑛 | Improved structure of baby carriage frame |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202722936U (en) | A detachable nestable cup | |
| CN203844817U (en) | Armrest rotating device of baby carriage | |
| CN201967954U (en) | Labor-saving luggage case | |
| CN204915798U (en) | Baby's shallow of closing can be received to bar | |
| CN202959163U (en) | Multifunctional traveling case | |
| CN204393574U (en) | A kind of umbrella cover accommodation device of folded umbrella | |
| CN203137889U (en) | Teacup | |
| CN205179119U (en) | Dual -purpose cell -phone shell | |
| CN205093731U (en) | Vertical four -wheel stereoplasm travelling basket of large capacity of usefulness of can going out | |
| CN209788790U (en) | multifunctional suitcase | |
| CN204796936U (en) | Laborsaving suitcase convenient to climb stair | |
| CN203497505U (en) | Rotatable garbage can | |
| CN203283662U (en) | Hopper structure with internally-arranged annular table | |
| CN202775565U (en) | Octagonal cup structure with round mouth | |
| CN203041004U (en) | Draw-bar box convenient for ascending and descending stairs | |
| CN203860616U (en) | Seat type draw-bar box | |
| CN202530395U (en) | Traffic cone capable of being moved easily | |
| CN206857500U (en) | A kind of conveyer of mineral waters bucket | |
| CN209191713U (en) | A kind of movable type charging pile | |
| CN104473394A (en) | Umbrella cover storage device of foldable umbrella | |
| CN204444519U (en) | A kind of antitheft umbrella | |
| CN210642956U (en) | Handle and pull rod connecting structure in pull rod box | |
| CN202603962U (en) | Travel mug | |
| CN204232750U (en) | A kind of overturning-preventing Children bowl | |
| CN105357340A (en) | Dual-purpose mobile phone shell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140924 |