CN207916935U - A kind of perambulator convenient for stair activity - Google Patents
A kind of perambulator convenient for stair activity Download PDFInfo
- Publication number
- CN207916935U CN207916935U CN201820128321.3U CN201820128321U CN207916935U CN 207916935 U CN207916935 U CN 207916935U CN 201820128321 U CN201820128321 U CN 201820128321U CN 207916935 U CN207916935 U CN 207916935U
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- CN
- China
- Prior art keywords
- perambulator
- carriage
- keyway
- sleeve
- sliding
- 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 perambulators convenient for stair activity, perambulator is equipped with carriage and telescopic rod, the telescopic rod is equipped with the first positioning device, the front-wheel of perambulator is connected by telescopic rod with the car body of perambulator, first carriage is connected with the hind axle of perambulator, the front-wheel axis connection of the second carriage and perambulator；First carriage and the second carriage include sliding end plate, connecting rod, sleeve, the second positioning device and sliding bar, the sliding end plate is equipped with the cavity of mounting hole and bar shaped, sliding end plate is connected by connecting rod with sleeve, the sleeve is socketed on the wheel shaft of perambulator, and sleeve is connected by the second positioning device with wheel shaft.Wheeled construction and skateboard are used cooperatively, make perambulator that can stablize traveling on level land, also can be easily by stair, baby is not easy to drop out out of perambulator, high safety.
Description
Technical field
The utility model belongs to perambulator technical field, specifically, being related to a kind of perambulator convenient for stair activity.
Background technology
Perambulator currently on the market is all mostly wheeled construction, is run on level land much smoother, but is difficult to pass through stair.
In order to solve this problem, certain perambulators use track structure, but this structure is shaken when being run on the concrete floor of hard
Dynamic amplitude is big, and the noise of generation is more, and comfort level is very poor when baby takes.In addition, whether wheeled or caterpillar perambulator,
When walking downward from stair, perambulator vehicle body can tilt down, and baby is easy to tumble out from vehicle, and there are larger safety is hidden
Suffer from.
Utility model content
For deficiency above-mentioned in the prior art, the utility model provides a kind of perambulator convenient for stair activity, will take turns
Formula structure and skateboard are used cooperatively, and are made perambulator that can stablize traveling on level land, also can easily be passed through stair.
In order to achieve the above object, the solution of the utility model use is：A kind of perambulator convenient for stair activity,
Perambulator is equipped with carriage and telescopic rod, and the telescopic rod is equipped with the first positioning device, and the front-wheel of perambulator is by stretching
Contracting bar is connected with the car body of perambulator, and the carriage includes the first carriage and the second carriage, the first sliding dress
It sets and is connected with the hind axle of perambulator, the front-wheel axis connection of the second carriage and perambulator；First carriage and
Two carriages include sliding end plate, connecting rod, sleeve, the second positioning device and sliding bar, and the sliding end plate is equipped with peace
The cavity in hole and bar shaped is filled, mounting hole and cavity are matched with sliding bar, and the sliding end plate is parallel with the wheel shaft of perambulator,
Sliding end plate is connected by connecting rod with sleeve, and the sleeve is socketed on the wheel shaft of perambulator, and sleeve passes through the second positioning device
It is connected with wheel shaft.
Further, the cavity is arranged along the length direction of sliding end plate, and mounting hole is located at the madial wall of sliding end plate,
Mounting hole is vertical with cavity.
Further, positioning bearing is equipped in the sleeve, the inner ring of the positioning bearing is fixedly linked with wheel shaft, positions
The outer ring of bearing is fixedly connected with sleeve.
Further, the sleeve is equipped with limiting section, and the end of the limiting section is equipped with the first keyway and the second keyway,
Wheel shaft is equipped with third keyway, and first keyway and the second keyway are matched with third keyway, second positioning device
For positive stop key, first keyway and the second keyway are matched with positive stop key.
Further, sliding seat is equipped in the third keyway, positive stop key is fixedly linked with sliding seat, on the sliding seat
Equipped with lug boss.
Further, the telescopic rod includes outer tube and interior bar, and the end of outer tube is connected with the car body of perambulator, interior bar
One end is inserted into outer tube, and the other end of interior bar and the front-wheel of perambulator connect.
Further, the outer tube is equipped with multiple location holes along length direction, and the peripheral wall of interior bar is equipped with and positions
The corresponding groove in hole, first positioning device include the fixinig plate of limit spring, spacing block set and elasticity, the limit convex
Block is matched with location hole, and spacing block set is fixed by fixinig plate, and limit spring is located in groove, the end of limit spring with it is solid
Stator abuts.
The utility model has the beneficial effects that：
Perambulator generally comprises two sliding bars, and each slide is set on end plate there are one cavity and two mounting holes, and first
The mounting hole slided on end plate is corresponding with the mounting hole on the second sliding end plate, and carriage is in collapsed state, sliding bar
It is placed in cavity, sliding end plate is located at the back upper place of wheel, slides mud guard of the end plate as perambulator at this time, can be effective
It prevents from making car body and parent dirty by the soil that wheel is rolled；When needing to pass through stair, the second carriage is put down first, is made
Sliding end plate is located at below the wheel of perambulator, then extracts sliding bar out out of cavity, and one end of sliding bar, which is inserted into second, to be slided
In mounting hole on dynamic device, while telescopic rod being elongated, then puts down the first carriage, put down in the first carriage
The other end of Cheng Zhong, sliding bar are inserted into the first carriage upper installing hole, the sliding end board bottom face of final first carriage
It is generally aligned in the same plane with the sliding end board bottom face of the second carriage, the load-supporting part of sliding end plate and sliding bar as perambulator
It is slided on stair, greatly improves the convenience of perambulator operation, and perambulator is in horizontal device always, baby is not
It is easy to drop out out of perambulator, high safety.
Description of the drawings
Fig. 1 is structural schematic diagram when the utility model carriage is packed up；
Fig. 2 is structural schematic diagram when the utility model carriage is put down；
Fig. 3 is the schematic view of the mounting position of the utility model carriage；
Fig. 4 is the position relationship schematic diagram of the utility model sleeve and wheel shaft；
Fig. 5 is the schematic view of the mounting position that the utility model positions bearing and positive stop key；
Fig. 6 is the structural schematic diagram of the first positioning device of the utility model；
In attached drawing：
1- telescopic rods, 11- outer tubes, 12- interior bars, 13- location holes, 14- grooves, the first positioning devices of 2-, 21- limit bullet
Spring, 22- spacing block sets, 23- fixinig plates, 3- carriages, 31- sliding end plates, 311- mounting holes, 312- cavitys, 32- connecting rods,
33- sleeves, 331- limiting sections, the first keyways of 332-, the second keyways of 333-, 34- positive stop keys, 35- sliding bars, 36- position bearing,
37- sliding seats, 38- lug bosses, the first carriages of 4-, the second carriages of 5-, 6- wheel shafts, 61- third keyways, 7- front-wheels,
8- trailing wheels.
Specific implementation mode
The utility model is further described below in conjunction with attached drawing：
The utility model provides a kind of perambulator convenient for stair activity, which is four wheel constructions, and perambulator includes
Two front-wheels 7 and two trailing wheels 8 are equipped with front axle between two front-wheels 7, hind axle are equipped between two trailing wheels 8.Perambulator
When driving, wheel shaft 6 maintains static dynamic.As depicted in figs. 1 and 2, perambulator is equipped with carriage 3 and telescopic rod 1, described flexible
Bar 1 is equipped with the first positioning device 2, and the front-wheel 7 of perambulator is connected by telescopic rod 1 with the car body of perambulator, the sliding dress
It includes the first carriage 4 and the second carriage 5 to set 3, and the first carriage 4 is connected with the hind axle of perambulator, and second slides
The front-wheel axis connection of dynamic device 5 and perambulator.
As shown in figure 3, first carriage, 4 and second carriage 5 includes sliding end plate 31, connecting rod 32, set
The 33, second positioning device of cylinder and sliding bar 35, the sliding end plate 31 are equipped with the cavity 312 of mounting hole 311 and bar shaped, installation
Hole 311 and cavity 312 are matched with sliding bar 35, and the sliding end plate 31 is parallel with the wheel shaft 6 of perambulator, slide end plate 31
It is connected with sleeve 33 by connecting rod 32, the sleeve 33 is socketed on the wheel shaft 6 of perambulator, and sleeve 33 passes through the second positioning device
It is connected with wheel shaft 6.
Specifically, for the cavity 312 along the length direction setting of sliding end plate 31, mounting hole 311, which is located at, slides end plate 31
Madial wall, mounting hole 311 is vertical with cavity 312.Sleeve 33 is axially moved along wheel shaft 6 in order to prevent, the sleeve 33
Interior to be equipped with positioning bearing 36, the inner ring of the positioning bearing 36 is fixedly linked with wheel shaft 6, positions outer ring and the sleeve 33 of bearing 36
It is fixedly connected.
Further, as shown in Figure 4 and Figure 5, the sleeve 33 is equipped with limiting section 331, the end of the limiting section 331
Equipped with the first keyway 332 and the second keyway 333, wheel shaft 6 is equipped with third keyway 61, first keyway, 332 and second keyway
333 match with third keyway 61, and second positioning device is positive stop key 34, first keyway, 332 and second keyway
333 match with positive stop key 34.When carriage 3 is packed up, the first keyway 332 is opposite with third keyway 61, then will limit
Position key 34 is inserted into the first keyway 332 simultaneously and third keyway 61 realizes the fixation of carriage 3；When carriage 3 is put down, the
Two keyways 333 are opposite with third keyway 61, and positive stop key 34 is inserted into the second keyway 333 simultaneously and third keyway 61 realizes sliding dress
Set 3 fixation.
Sliding seat 37 is equipped in the third keyway 61, positive stop key 34 is fixedly linked with sliding seat 37, the sliding seat 37
It is equipped with lug boss 38.The side wall of above-mentioned sliding seat 37 is usually provided with guide rail, and the side wall of third keyway 61 is equipped with and guide rail phase
The guide groove of cooperation convenient for the sliding axially along wheel shaft 6 of sliding seat 37, and then drives positive stop key 34 to move.
The telescopic rod 1 includes outer tube 11 and interior bar 12, and the end of outer tube 11 is connected with the car body of perambulator, interior bar 12
One end is inserted into outer tube 11, and the other end of interior bar 12 and the front-wheel 7 of perambulator connect.As shown in fig. 6, the outer tube 11 is along itself
Length direction is equipped with multiple location holes 13, and the peripheral wall of interior bar 12 is equipped with groove 14 corresponding with location hole 13, and described first
Positioning device 2 includes limit spring 21, spacing block set 22 and elastic fixinig plate 23, the spacing block set 22 and 13 phase of location hole
Cooperation, spacing block set 22 are fixed by fixinig plate 23, and limit spring 21 is located in groove 14, the end of limit spring 21 and fixation
Piece 23 abuts, which is made, and the both ends of fixinig plate 23 are fixed with the side wall of groove 14 to be connected
It connects.
Specific embodiment of the present utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (7)
1. a kind of perambulator convenient for stair activity, it is characterized in that：Perambulator is equipped with carriage (3) and telescopic rod (1), institute
It states telescopic rod (1) and is equipped with the first positioning device (2), the car body phase that the front-wheel (7) of perambulator passes through telescopic rod (1) and perambulator
Even, the carriage (3) includes the first carriage (4) and the second carriage (5), the first carriage (4) and baby
The hind axle of vehicle is connected, the front-wheel axis connection of the second carriage (5) and perambulator；First carriage (4) and second
Carriage (5) includes sliding end plate (31), connecting rod (32), sleeve (33), the second positioning device and sliding bar (35), described
Slide the cavity (312) that end plate (31) is equipped with mounting hole (311) and bar shaped, mounting hole (311) and cavity (312) with sliding
Bar (35) matches, and the sliding end plate (31) is parallel with wheel shaft (6) of perambulator, sliding end plate (31) by connecting rod (32) with
Sleeve (33) is connected, and the sleeve (33) is socketed on the wheel shaft (6) of perambulator, and sleeve (33) passes through the second positioning device and wheel
Axis (6) is connected.
2. a kind of perambulator convenient for stair activity according to claim 1, it is characterized in that：The cavity (312) is along cunning
The length direction of moved end plate (31) is arranged, and mounting hole (311) is located at the madial wall of sliding end plate (31), mounting hole (311) and sky
Chamber (312) is vertical.
3. a kind of perambulator convenient for stair activity according to claim 1, it is characterized in that：It is equipped in the sleeve (33)
Bearing (36) is positioned, the inner ring of the positioning bearing (36) is fixedly linked with wheel shaft (6), the outer ring of positioning bearing (36) and sleeve
(33) it is fixedly connected.
4. a kind of perambulator convenient for stair activity according to claim 3, it is characterized in that：The sleeve (33) is equipped with
The end of limiting section (331), the limiting section (331) is equipped with the first keyway (332) and the second keyway (333), and wheel shaft is set on (6)
There are third keyway (61), first keyway (332) and the second keyway (333) to be matched with third keyway (61), described
Two positioning devices are positive stop key (34), and first keyway (332) and the second keyway (333) are matched with positive stop key (34).
5. a kind of perambulator convenient for stair activity according to claim 4, it is characterized in that：In the third keyway (61)
Equipped with sliding seat (37), positive stop key (34) is fixedly linked with sliding seat (37), and the sliding seat (37) is equipped with lug boss (38).
6. a kind of perambulator convenient for stair activity according to claim 1, it is characterized in that：The telescopic rod (1) includes
Outer tube (11) and interior bar (12), the end of outer tube (11) are connected with the car body of perambulator, and outer tube is inserted into one end of interior bar (12)
(11) in, the other end of interior bar (12) and the front-wheel (7) of perambulator connect.
7. a kind of perambulator convenient for stair activity according to claim 6, it is characterized in that：The outer tube (11) is along itself
Length direction is equipped with multiple location holes (13), and the peripheral wall of interior bar (12) is equipped with groove (14) corresponding with location hole (13),
First positioning device (2) includes limit spring (21), spacing block set (22) and elastic fixinig plate (23), the limit convex
Block (22) is matched with location hole (13), and spacing block set (22) is fixed by fixinig plate (23), and limit spring (21) is located at groove
(14) in, the end of limit spring (21) is abutted with fixinig plate (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820128321.3U CN207916935U (en) | 2018-01-25 | 2018-01-25 | A kind of perambulator convenient for stair activity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820128321.3U CN207916935U (en) | 2018-01-25 | 2018-01-25 | A kind of perambulator convenient for stair activity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207916935U true CN207916935U (en) | 2018-09-28 |
Family
ID=63605724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820128321.3U Expired - Fee Related CN207916935U (en) | 2018-01-25 | 2018-01-25 | A kind of perambulator convenient for stair activity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207916935U (en) |
-
2018
- 2018-01-25 CN CN201820128321.3U patent/CN207916935U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180928 Termination date: 20210125 |