CN204452544U - A kind of shock-absorbing foldable stroller - Google Patents
A kind of shock-absorbing foldable stroller Download PDFInfo
- Publication number
- CN204452544U CN204452544U CN201520150927.3U CN201520150927U CN204452544U CN 204452544 U CN204452544 U CN 204452544U CN 201520150927 U CN201520150927 U CN 201520150927U CN 204452544 U CN204452544 U CN 204452544U
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- Prior art keywords
- shock
- absorbing
- pole
- free end
- rod
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model discloses a kind of shock-absorbing foldable stroller, comprise the vehicle frame with expanded position and folding position and for by vehicle frame be locked in the blocking device of expanded position, vehicle frame comprises two side supports be symmetrical set, side support comprises can at the front-wheel support perpendicular to rotary folding relative in the plane of left and right directions, lower push-rod and rear wheel fulcrum bar, side support also comprises shock-absorbing pole, the lower free end of shock-absorbing pole and the shaft pivotal joint of rear wheel fulcrum bar, the upper free ends of shock-absorbing pole extend to the top of its underpart free end and with the shaft pivotal joint of lower push-rod, because the length of shock-absorbing pole is longer, therefore the shock-proof spring of shock-absorbing pole also can be set to longer, thus greatly improve the shock-absorbing performance of folding baby carrier.
Description
Technical field
The utility model relates to a kind of folding baby carrier, is specifically related to a kind of shock-absorbing foldable stroller.
Background technology
Existing perambulator generally realizes shock-absorbing by the breeches pipe of wheel is set to shock-absorbing breeches pipe, and the general length of the breeches pipe due to pushchair is shorter, and space is less, therefore, arrange shock-proof spring herein, the length of spring is shorter, small volume, cannot reach good shock-proof effect.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of shock-absorbing foldable stroller, and the shock-absorbing piece volumes of this shock-absorbing foldable stroller is comparatively large, can realize good shock-proof effect.
To achieve the above object of the invention, the technical solution adopted in the utility model is: a kind of shock-absorbing foldable stroller, comprise the vehicle frame with expanded position and folding position and the blocking device for described vehicle frame being locked in expanded position, described vehicle frame comprises two side supports be symmetrical set, side support comprises can perpendicular to the front-wheel support of rotary folding relative in the plane of left and right directions, lower push-rod and rear wheel fulcrum bar, and side support also comprises shock-absorbing pole;
The lower free end of front-wheel support is equiped with front-wheel, and the upper free ends of front-wheel support extends to the back upper place of its underpart free end;
The lower free end of lower push-rod and the second free end of front-wheel support are by the first pintle assembly pivotal joint, and the upper free ends of lower push-rod extends to the back upper place of its underpart free end and is equiped with handrail;
The lower free end of rear wheel support is equiped with trailing wheel, and the upper free ends of rear wheel support extends to the front upper place of its underpart free end and with the shaft of front-wheel support by the second pintle assembly pivotal joint;
The lower free end of shock-absorbing pole is by the shaft pivotal joint of the 3rd pintle assembly with rear wheel fulcrum bar, and the upper free ends of shock-absorbing pole extends to the top of its underpart free end and passes through the shaft pivotal joint of the 4th pintle assembly and lower push-rod.
In technique scheme, shock-absorbing pole comprises pole A, pole B and shock-proof spring, pole A is provided with shock-absorbing hole, first free end of pole B is placed in shock-absorbing hole and is limited in shock-absorbing hole, pole B is also provided with block, and shock-proof spring resilient mounting is between the port and block in shock-absorbing hole.
In technique scheme, pole section I is formed between first pintle assembly and the second pintle assembly, pole section II is formed between first pintle assembly and the 4th pintle assembly, form pole section III between second pintle assembly and the 3rd pintle assembly, the length sum of described pole section I and described pole section III equals the length sum of described pole section II and shock-absorbing pole.
In technique scheme, first pintle assembly to comprise on the rotating shaft be arranged on the lower free end of lower push-rod and the upper free ends being arranged at front-wheel support and the axle sleeve be rotationally connected with in rotating shaft, described blocking device comprises securing rod, lock slots, block, retracing spring and locking stay cord, securing rod leads and is connected in rotating shaft and can moves along the bearing of trend of lower push-rod, lock slots is relative with axle sleeve to be fixedly installed and just to the lower free end of securing rod, block is just to the upper free ends of securing rod, retracing spring support and connection are between the upper free ends and block of securing rod, the upper free ends of securing rod connects locking stay cord, the lower free end of securing rod is stuck in lock slots or release lock slots.
In technique scheme, locking stay cord is placed through the inner side of lower push-rod and extends to arm rest.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1. in vehicle frame, arrange the shock-absorbing pole be supported between lower push-rod and rear wheel fulcrum bar, the length of shock-proof spring can be long, improves the shock-proof effect of perambulator;
2. shock-absorbing pole is as a wherein folding pole, when folding, have certain flexible buffer effect to vehicle frame.
Accompanying drawing explanation
The lateral plan of Fig. 1 shock-absorbing foldable stroller deployed condition disclosed in the utility model;
The lateral plan of Fig. 2 shock-absorbing foldable stroller folded state disclosed in the utility model;
The structural representation of Fig. 3 shock-absorbing pole disclosed in the utility model;
The structural representation of Fig. 4 blocking device disclosed in the utility model.
Wherein, 100, side support; 101, front-wheel support; 102, lower push-rod; 103, rear wheel fulcrum bar; 104, shock-absorbing pole; 104-1, pole A; 104-2, pole B; 104-3, shock-proof spring; 104-4, shock-absorbing groove; 104-5, block; 105, the first pintle assembly; 105-1, rotating shaft; 105-2 axle sleeve; 106, the second pintle assembly; 107, the 3rd pintle assembly; 108, the 4th pintle assembly; 200, front-wheel; 300, handrail; 400, trailing wheel; 501, securing rod; 502, lock slots; 503, block; 504, retracing spring; 505, stay cord is locked.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment
See Fig. 1 to Fig. 4, as shown in legend wherein: a kind of shock-absorbing foldable stroller, comprise the vehicle frame with expanded position and folding position and the blocking device for described vehicle frame being locked in expanded position, described vehicle frame comprises two side supports 100 be symmetrical set, side support 100 comprises can perpendicular to the front-wheel support 101 of rotary folding relative in the plane of left and right directions, lower push-rod 102 and rear wheel fulcrum bar 103, and side support 100 also comprises shock-absorbing pole 104;
The lower free end of front-wheel support 101 is equiped with front-wheel 200, and the upper free ends of front-wheel support 101 extends to the back upper place of its underpart free end;
The lower free end of lower push-rod 102 and the second free end of front-wheel support 101 are by the first pintle assembly 105 pivotal joint, and the upper free ends of lower push-rod 102 extends to the back upper place of its underpart free end and is equiped with handrail 300;
The lower free end of rear wheel support 103 is equiped with trailing wheel 400, and the upper free ends of rear wheel support 103 extends to the front upper place of its underpart free end and with the shaft of front-wheel support 101 by the second pintle assembly 106 pivotal joint;
The lower free end of shock-absorbing pole 104 is by the shaft pivotal joint of the 3rd pintle assembly 107 with rear wheel fulcrum bar 103, and the upper free ends of shock-absorbing pole 104 extends to the top of its underpart free end and by the shaft pivotal joint of the 4th pintle assembly 108 with lower push-rod 102.
Shock-absorbing pole 104 comprises pole A104-1, pole B104-2 and shock-proof spring 104-3, pole A104-1 is provided with shock-absorbing hole 104-4, first free end of pole B104-2 is placed in shock-absorbing hole 104-4 and is limited in shock-absorbing hole 104-4, pole B104-2 is also provided with block 104-5, and shock-proof spring 104-3 resilient mounting is between the port and block 104-5 of shock-absorbing hole 104-4.
First pintle assembly 105 comprises rotating shaft 105-1 on the lower free end being arranged at lower push-rod 102 and to be arranged on the upper free ends of front-wheel support 101 and the axle sleeve 105-2 be rotationally connected with on rotating shaft 105-1, described blocking device comprises securing rod 501, lock slots 502, block 503, retracing spring 504 and locking stay cord 505, securing rod 501 leads and is connected on rotating shaft 105-1 and can moves along the bearing of trend of lower push-rod 102, lock slots 502 is relative with axle sleeve 105-2 to be fixedly installed and just to the lower free end of securing rod 501, block 503 is just to the upper free ends of securing rod 501, retracing spring 504 support and connection are between the upper free ends and block 503 of securing rod 501, the upper free ends of securing rod 501 connects locking stay cord 505, the lower free end of securing rod 501 is stuck in lock slots 502 or release lock slots 502, locking stay cord 505 is placed through the inner side of lower push-rod 102 and extends to handrail 300 place.
Minimum the compactest in order to ensure the vehicle frame volume after folding, pole section I is formed between first pintle assembly 105 and the second pintle assembly 106, pole section II is formed between first pintle assembly 105 and the 4th pintle assembly 108, form pole section III between second pintle assembly 106 and the 3rd pintle assembly 107, the length sum of above-mentioned pole section I and above-mentioned pole section III equals the length sum of above-mentioned pole section II and shock-absorbing pole 104.
Introduce the folding process of this shock-absorbing folding baby carrier below:
Pull locking stay cord 505, make securing rod 501 discharge lock slots 502, therefore axle sleeve 105-2 can rotate by phase countershaft 105-1, and front-wheel support 101, rear wheel fulcrum bar 103 and shock-absorbing pole 104 linkage rotation are folding, final vehicle frame folding.
Introduce the expansion process of this shock-absorbing folding baby carrier below:
Front-wheel support 101, rear wheel fulcrum bar 103 and shock-absorbing pole 104 linkage rotation launch, now, lock slots 502 is just to the lower free end of securing rod 501, securing rod 501 is under the reset response of retracing spring 504, its underpart free end enters in lock slots 502, securing rod 501 is clamped in lock slots 502, and axle sleeve 105-2 can not carry out relative rotation with rotating shaft 105-1, and final vehicle frame is positioned expanded position.
The foregoing is only preferred embodiment of the present utility model, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a shock-absorbing foldable stroller, comprise the vehicle frame with expanded position and folding position and the blocking device for described vehicle frame being locked in expanded position, described vehicle frame comprises two side supports (100) be symmetrical set, side support (100) comprises and perpendicular to the front-wheel support (101) of rotary folding relative in the plane of left and right directions, lower push-rod (102) and rear wheel support (103), can it is characterized in that: side support (100) also comprises shock-absorbing pole (104);
The lower free end of front-wheel support (101) is equiped with front-wheel (200), and the upper free ends of front-wheel support (101) extends to the back upper place of its underpart free end;
The lower free end of lower push-rod (102) and the second free end of front-wheel support (101) are by the first pintle assembly (105) pivotal joint, and the upper free ends of lower push-rod (102) extends to the back upper place of its underpart free end and is equiped with push rod (300);
The lower free end of rear wheel support (103) is equiped with trailing wheel (400), and the upper free ends of rear wheel support (103) extends to the front upper place of its underpart free end and with the shaft of front-wheel support (101) by the second pintle assembly (106) pivotal joint;
The lower free end of shock-absorbing pole (104) is by the shaft pivotal joint of the 3rd pintle assembly (107) with rear wheel fulcrum bar (103), and the upper free ends of shock-absorbing pole (104) extends to the top of its underpart free end and by the shaft pivotal joint of the 4th pintle assembly (108) with lower push-rod (102).
2. shock-absorbing foldable stroller according to claim 1, it is characterized in that, shock-absorbing pole (104) comprises pole A(104-1), pole B(104-2) and shock-proof spring (104-3), pole A(104-1) be provided with shock-absorbing hole (104-4), first free end of pole B (104-2) is placed in shock-absorbing hole (104-4) and is limited in shock-absorbing hole (104-4), pole B (104-2) is also provided with block (104-5), shock-proof spring (104-3) resilient mounting is between the port and block (104-5) of shock-absorbing hole (104-4).
3. shock-absorbing foldable stroller according to claim 1, it is characterized in that, pole section I is formed between first pintle assembly (105) and the second pintle assembly (106), pole section II is formed between first pintle assembly (105) and the 4th pintle assembly (108), form pole section III between second pintle assembly (106) and the 3rd pintle assembly (107), the length sum of described pole section I and described pole section III equals the length sum of described pole section II and shock-absorbing pole (104).
4. shock-absorbing foldable stroller according to claim 1, it is characterized in that, first pintle assembly (105) comprises the rotating shaft (105-1) on the lower free end being arranged at lower push-rod (102) and to be arranged on the upper free ends of front-wheel support (101) and the axle sleeve (105-2) be rotationally connected with in rotating shaft (105-1), described blocking device comprises securing rod (501), lock slots (502), block (503), retracing spring (504) and locking stay cord (505), securing rod (501) leads and is connected in rotating shaft (105-1) and can moves along the bearing of trend of lower push-rod (102), lock slots (502) is relative with axle sleeve (105-2) to be fixedly installed and just to the lower free end of securing rod (501), block (503) is just to the upper free ends of securing rod (501), retracing spring (504) support and connection are between the upper free ends and block (503) of securing rod (501), the upper free ends of securing rod (501) connects locking stay cord (505), the lower free end of securing rod (501) is stuck in lock slots (502) or release lock slots (502).
5. shock-absorbing foldable stroller according to claim 4, is characterized in that, locking stay cord (505) is placed through the inner side of lower push-rod (102) and extends to handrail (300) place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150927.3U CN204452544U (en) | 2015-03-17 | 2015-03-17 | A kind of shock-absorbing foldable stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150927.3U CN204452544U (en) | 2015-03-17 | 2015-03-17 | A kind of shock-absorbing foldable stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204452544U true CN204452544U (en) | 2015-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520150927.3U Expired - Fee Related CN204452544U (en) | 2015-03-17 | 2015-03-17 | A kind of shock-absorbing foldable stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204452544U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107921983A (en) * | 2015-09-06 | 2018-04-17 | 海伦尔赛有限公司 | Perambulator with wheel rotating mechanism |
| CN111498019A (en) * | 2020-04-30 | 2020-08-07 | 庆安集团有限公司 | Sonar buoy array expanding unit |
-
2015
- 2015-03-17 CN CN201520150927.3U patent/CN204452544U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107921983A (en) * | 2015-09-06 | 2018-04-17 | 海伦尔赛有限公司 | Perambulator with wheel rotating mechanism |
| CN111498019A (en) * | 2020-04-30 | 2020-08-07 | 庆安集团有限公司 | Sonar buoy array expanding unit |
| CN111498019B (en) * | 2020-04-30 | 2022-05-17 | 庆安集团有限公司 | Sonar buoy array expanding unit |
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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: 20150708 Termination date: 20170317 |