CN210478798U - Push rod of baby carriage and baby carriage - Google Patents
Push rod of baby carriage and baby carriage Download PDFInfo
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- CN210478798U CN210478798U CN201921021707.5U CN201921021707U CN210478798U CN 210478798 U CN210478798 U CN 210478798U CN 201921021707 U CN201921021707 U CN 201921021707U CN 210478798 U CN210478798 U CN 210478798U
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- wheel
- stroller
- elastic sleeve
- pressure sensor
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Abstract
The application relates to a handspike and children's shallow of children's shallow, the handspike include inner tube, cover and establish interior outside of tubes elastic sleeve, cover establish the skin overcoat outside the elastic sleeve, locate elastic sleeve with the outer tube between flexible pressure sensor. The utility model provides a children's shallow with automatic control function can make flexible pressure sensor experience thrust through the deformation of elastic sleeve pipe.
Description
Technical Field
The application relates to a push rod of a baby stroller and the baby stroller.
Background
In the prior art stroller, the pressure sensor provided on the push rod is usually a rigid pressure sensor.
Disclosure of Invention
The technical problem that this application will be solved provides handspike and children's shallow of children's shallow.
In order to solve the technical problem, the push rod of the baby stroller comprises an inner tube, an elastic sleeve arranged outside the inner tube, a sheath arranged outside the elastic sleeve, and a flexible pressure sensor arranged between the elastic sleeve and the sheath.
Preferably, the inner tube is made of an aluminum alloy material, and the elastic sleeve is made of rubber or silica gel or an elastic foaming material.
Preferably, the handle has a pushing portion, and the flexible pressure sensor is located at the pushing portion.
The application also provides a stroller, the stroller comprising the push rod.
Preferably, the stroller comprises a controller in signal connection with the flexible pressure sensor, and the controller is used for acquiring a pressure signal of the flexible pressure sensor and controlling the stroller to run according to the acquired pressure signal.
Preferably, the stroller further comprises a brake device and a wheel driving motor, and the controller is used for controlling the brake device and the wheel driving motor according to the collected pressure signal.
The utility model provides a children's shallow with automatic control function can make flexible pressure sensor experience thrust through the deformation of elastic sleeve pipe.
Drawings
FIG. 1 is a schematic view of a stroller;
FIG. 2 is a side view of the stroller in an extended position;
FIG. 3 is a schematic view of the stroller in a collapsed configuration;
fig. 4 is a schematic structural view of the wheel folding apparatus 30 of the present application in a stroller-deployed state;
fig. 5 is a schematic structural view of the wheel folding apparatus 30 of the present application in a stroller folded state;
fig. 6 is a partial schematic structural view of the wheel folding apparatus 30 of the present application;
FIG. 7 is a schematic structural view of a bottom bar of the present application;
FIG. 8 is a partial structural schematic view of a bottom bar of the present application;
FIG. 9 is a partial schematic structural view of the ground rod of the present application;
FIG. 10 is a schematic structural view of the frame connection 10 of the present application;
FIG. 11 is an exploded view of the locking block and locking pin of the present application;
fig. 12 is a schematic structural view of a brake device 50 of the present application;
FIG. 13 is a schematic structural view of the rear wheel of the present application;
fig. 14 is an exploded view of the brake apparatus 50 of the present application;
FIG. 15 is a schematic structural view of the wheel seat housing of the present application;
FIG. 16 is a schematic structural view of the brake pin assembly of the present application;
FIG. 17 is a schematic structural view of the rotating wheel of the present application;
fig. 18 is an exploded view of the push bar of the present application.
Wherein: 100. a bottom bar; 200. an upper connecting rod; 300. a lower connecting rod; 400. a wheel link; 500. a connecting rod; 600. a handspike; 700. a hood frame; 800. a grab bar;
10. a frame connector; 20. a front wheel; 21. a front wheel carrier; 30. a wheel folding device; 40. a rear wheel; 50. a brake device; 60. a controller;
31. rotating the rod; 311. a thread groove; 32. a moving member; 321. a first threaded connection; 33. a first screw; 34. a first spring; 35. a fixing member;
101. a sleeve; 102. a second screw; 103. a second motor; 104. a first locking block; 105. a second locking block; 106. a lock pin; 11. a housing; 12. a latch connecting portion; 13. a frame connecting portion; 121. a lock pin insertion hole; 131. a rotating shaft mounting hole; 1061. a circular ring part; 1062. a pin portion;
41. concave points; 51. a wheel base housing; 52. a rotating wheel; 53. a brake pin assembly; 54. a brake motor; 511. a frame mounting portion; 512. a wheel axle mounting hole; 513. a brake motor mounting part; 514. a brake pin extends out of the hole; 531. a brake pin housing; 532. a guide groove; 533. a brake pin end; 534. a first inclined plane; 535. a retractable pin; 536. a bolt; 537. a third spring; 521. a motor output shaft mounting hole; 522. a second inclined plane; 523. an arc-shaped slot;
61. an inner tube; 62. a flexible pressure sensor; 63. an elastic sleeve; 64. a leather coat.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1-2, the stroller of the present invention comprises a bottom bar 100, a frame connecting member 10 mounted on the bottom bar 100, an upper connecting bar 200, a lower connecting bar 300, a connecting bar 500, and a handle bar 600, wherein the frame connecting member 10 can move back and forth along the bottom bar 100, the lower end of the upper connecting bar 200 is rotatably mounted on the frame connecting member 10, the upper end of the lower connecting bar 300 is fixedly connected to the lower end of the upper connecting bar 200, the lower end of the connecting bar 500 is rotatably connected to the rear end of the bottom bar 100, the upper end of the upper connecting bar 200 is rotatably connected to the front end of the handle bar 600, the upper end of the connecting bar 500 is rotatably connected to the handle bar 600, and the lower end of the lower connecting bar 300 is connected to a rear wheel assembly, the front end of the bottom rod 100 is connected with a front wheel 20 assembly, the front wheel 20 assembly is connected with the rear wheel assembly through a wheel connecting rod 400, the front end of the wheel connecting rod 400 is rotatably connected with the front wheel 20 assembly, and the rear end of the wheel connecting rod 400 is rotatably connected with the rear wheel assembly.
The stroller further comprises a handrail 800, the rear end of the handrail 800 is rotatably connected to the connecting rod 500, a sliding member capable of sliding along the handrail 800 is sleeved on the handrail 800, and the sliding member is mounted on the upper connecting rod 200.
The stroller further includes a hood frame 700, and a lower end of the hood frame 700 is rotatably connected to the handle bar 600.
As shown in fig. 4-6, for the wheel folding device 30 of the present application, the wheel folding device 30 is used for folding the front wheel backward, the wheel folding device 30 is installed at the front end of the bottom rod 100, the wheel folding device 30 includes a first screw 33 arranged along the left-right direction, a first motor for controlling the rotation of the first screw 33, a rotating rod 31 parallel to the first screw 33, a fixing member 35 for supporting both ends of the rotating rod 31, and a moving member 32, the rotating rod 31 is provided with a thread groove 311, the moving member 32 includes a first thread connecting portion 321 in thread connection with the first screw 33, and a second thread connecting portion in thread connection with the rotating rod 31, and the front wheel 20 is installed at both ends of the rotating rod 31.
The wheel folding device 30 further comprises a first spring 34, wherein a first end of the first spring 34 is fixed on the fixed member 35, and the other end is fixed on the moving member 32.
Folding process of the front wheel 20: first motor control first screw rod 33 rotate, first screw rod 33 drives moving member 32 and moves along first screw rod 33, and moving member 32 drives dwang 31 and rotates, and dwang 31 is at the rotation in-process, drives the preceding wheel 20 at dwang 31 both ends and draws in backward. In this process, the first spring 34 is compressed by the moving member 32.
Unfolding process of the front wheel 20: first motor control first screw rod 33 rotate to opposite direction, first screw rod 33 drives moving member 32 and moves to opposite direction along first screw rod 33, and moving member 32 drives dwang 31 and rotates to opposite direction, and dwang 31 drives front wheel 20 at dwang 31 both ends to expand forward at the rotation in-process. In the process, the compressed spring exerts a pushing force on the moving member 32 to assist the unfolding of the front wheel 20.
As shown in fig. 7-11, the bottom rod 100 of the present application includes a second screw 102 disposed along a front-back direction, a second motor 103 for driving the second screw 102 to rotate, a moving block in threaded connection with the second screw 102 and capable of moving along the second screw 102, and a lock pin 106 sleeved on the moving block, the moving block has a concave ring disposed along a circumferential direction, the moving block includes a circular ring portion 1061 sleeved in the concave ring of the moving block and a pin portion 1062 mounted on the circular ring portion 1061, the circular ring portion 1061 is in clearance fit with the moving block, and the circular ring portion 1061 is clamped in the concave ring, so that when the moving block moves along the second screw 102, the moving block can drive the lock pin 106 to move.
As shown in fig. 11, in a preferred embodiment, the moving block comprises a first locking block 104 and a second locking block 105 which are connected with each other, the first locking block 104 is screwed on the second screw 102, the second locking block 105 is locked with the first locking block 104, and the circular ring part 1061 of the lock pin 106 is positioned between the first locking block 104 and the second locking block 105.
The push rod further comprises a sleeve 101, the second screw 102, the second motor 103 and the moving block are located in the sleeve 101, the sleeve 101 is provided with an opening along the length direction of the second screw 102, the frame connecting piece 10 is installed outside the sleeve 101, the frame connecting piece 10 comprises a housing 11 which is sleeved outside the sleeve 101 and can slide along the sleeve 101, a lock pin connecting part 12 and a frame connecting part 13 which are arranged on the housing 11, the lock pin connecting part 12 is provided with a lock pin inserting hole 121 for inserting the pin 1062, the frame connecting part 13 is provided with a rotating shaft installing hole 131 which is arranged in a left-right penetrating mode, and the pin 1062 of the lock pin 106 extends into the lock pin inserting hole 121 from the opening of the sleeve 101. A rotating shaft is installed in the rotating shaft installation hole 131, and the lower end of the upper connecting rod 200 is fixedly connected to the rotating shaft.
The operating principle of the bottom bar 100 is that the second motor 103 drives the second screw 102 to rotate, the second screw 102 drives the moving block to move along the second screw 102, the moving block drives the lock pin 106 to move along the second screw 102, the lock pin 106 drives the frame connecting piece 10 to move along the second screw 102, when the frame connecting piece 10 moves forward along the second screw 102, the lower end of the upper connecting rod 200 and the upper end of the lower connecting rod 300 also move forward along the second screw 102, meanwhile, the upper connecting rod 200 and the lower connecting rod 300 rotate relative to the frame connecting piece 10, the upper end of the upper connecting rod 200 rotates downward, the lower end of the lower connecting rod 300 rotates upward, the upper end of the upper connecting rod 200 drives the lower end of the push bar 600 to move forward, and the push bar 600 drives the upper end of the connecting rod 500 to move forward, thereby realizing the folding of the stroller. When fully folded, as shown in fig. 3.
Because the circular ring part 1061 of the lock pin 106 is in clearance fit with the moving block, and a large enough clearance is provided between the circular ring part 1061 and the moving block, when the lock pin 106 is pressed by the frame, the lock pin 106 does not apply a vertical pressure to the moving block, so that the second screw 102 does not receive the vertical pressure, that is, the moving block only provides an acting force along the direction of the second screw 102 to the lock pin 106, and does not provide a supporting force to the lock pin 106, and the damage of the vertical pressure to the second screw 102 can be prevented.
As shown in fig. 12 to 17, in one embodiment of the present application, a brake device 50 is mounted on the rear wheel 40, the brake device 50 includes a wheel base housing 51, a rotary wheel 52 mounted on the wheel base housing 51, a brake motor 54 for driving the rotary wheel 52 to rotate, and a brake pin assembly 53,
the wheel seat housing 51 includes a frame mounting portion 511, and the lower end of the lower link 300 and the rear end of the wheel link 400 are rotatably connected to the frame mounting portion 511.
The wheel seat shell 51 further includes a wheel axle mounting hole 512, and the wheel axle of the rear wheel 40 is mounted in the wheel axle mounting hole 512.
The seat shell is also provided with a brake motor 54 mounting part 513 for mounting the brake motor 54.
The brake pin assembly 53 includes a brake pin housing 531, a telescopic pin 535, a third spring 537, a fourth spring, a latch 536, one end of the brake pin is a first inclined surface 534, the first inclined surface 534 has a brake pin end 533 protruding along the axial direction, the other end of the brake pin housing 531 is provided with the telescopic pin 535, the brake pin housing 531 is provided with a guide groove 532 penetrating the surface of the housing along the axial direction, the telescopic pin 535 is provided with a latch 536, the end of the latch 536 extends into the guide groove 532, and the latch 536 can slide back and forth along the guide groove 532, the end of the telescopic pin 535 is sleeved with a third spring 537, one end of the third spring 537 acts on the end of the brake pin housing 531, and the other end acts on the wheel seat housing 51, the wheel base shell 51 is further provided with a brake pin extending hole 514 through which the telescopic pin 535 extends. The fourth spring is disposed in the brake pin housing 531 to apply an elastic force to the telescopic pin 535.
The rotating wheel 52 is provided with a motor output shaft mounting hole 521 for connecting an output shaft of the brake motor 54, the rotating wheel 52 is further provided with an arc-shaped groove 523, the bottom of the arc-shaped groove 523 is a second inclined surface 522 matched with the first inclined surface 534, and the bottom of the arc-shaped groove 523 is further provided with an arc-shaped opening. The brake pin end 533 extends from the arc opening and can slide along the arc opening, and the first inclined surface 534 abuts against the second inclined surface 522.
In this embodiment, the brake device 50 is mounted on the disc of the rear wheel 40, and a plurality of concave points 41 are formed on the disc of the rear wheel 40 in a circumferential direction, and when the telescopic pin 535 is extended from the brake pin extension hole 514, the end of the telescopic pin 535 can be inserted into the concave points 41.
The brake device 50 operates on the principle that the brake motor 54 drives the rotating wheel 52 to rotate, when the rotating wheel 52 rotates, the second inclined surface 522 moves relative to the first inclined surface 534, and the second inclined surface 522 applies a pushing force to the first inclined surface 534, so that the brake pin assembly 53 moves in a direction away from the rotating wheel 52, the telescopic pin 535, after extending through the brake pin extending hole 514, abuts against a wheel disc of the rear wheel 40, and generates friction with the wheel disc of the rear wheel 40, thereby performing a braking function, and meanwhile, the brake pin assembly 53 compresses the third spring 537. A circle of concave points 41 are arranged on the disc surface of the disc of the rear wheel 40, and the telescopic pin 535 can be inserted into the concave points 41, so that the braking effect is better. Due to the action of the fourth spring, when the telescopic pin 535 is pressed by the wheel disc, the fourth spring can be compressed and retracted towards the rotating wheel 52, and the telescopic pin 535 can move from one concave point 41 to the next concave point 41 until the rear wheel 40 stops moving. When the stroller is normally driven or the brake is not required, the brake motor 54 drives the rotating wheel 52 to rotate in the opposite direction, the brake pin assembly 53 rebounds under the action of the third spring 537, the end of the telescopic pin 535 leaves the wheel disc of the rear wheel 40, and the brake device 50 stops the brake function.
In another embodiment, as shown in fig. 18, the handle bar of the stroller comprises an inner tube 61, an elastic sleeve 63 sleeved outside the inner tube 61, a leather sheath 64 sleeved outside the elastic sleeve, and a flexible pressure sensor 62 disposed between the elastic sleeve 63 and the leather sheath 64. The inner tube 61 is made of an aluminum alloy material, and the elastic sleeve 63 is made of rubber or silica gel or an elastic foaming material. The flexible pressure sensor 62 is located on the hand push portion. The stroller comprises a controller 60 in signal connection with the flexible pressure sensor 62, wherein the controller 60 is used for acquiring a pressure signal of the flexible pressure sensor 62 and controlling the stroller to run according to the acquired pressure signal. The stroller further comprises a brake device and a wheel driving motor, and the controller is used for controlling the brake device and the wheel driving motor according to the collected pressure signals.
The utility model provides a children's shallow with automatic control function can make flexible pressure sensor experience thrust through the deformation of elastic sleeve pipe.
It is to be noted that, in the description of the present application, the meaning of "a plurality" is two or more unless otherwise specified.
All articles and references disclosed, including patent applications and publications, are hereby incorporated by reference for all purposes. The term "consisting essentially of …" describing a combination shall include the identified element, ingredient, component or step as well as other elements, ingredients, components or steps that do not materially affect the basic novel characteristics of the combination. The use of the terms "comprising" or "including" to describe combinations of elements, components, or steps herein also contemplates embodiments that consist essentially of such elements, components, or steps. By using the term "may" herein, it is intended to indicate that any of the described attributes that "may" include are optional.
A plurality of elements, components, parts or steps can be provided by a single integrated element, component, part or step. Alternatively, a single integrated element, component, part or step may be divided into separate plural elements, components, parts or steps. The disclosure of "a" or "an" to describe an element, ingredient, component or step is not intended to foreclose other elements, ingredients, components or steps.
It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided will be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of subject matter that is disclosed herein is not intended to forego the subject matter and should not be construed as an admission that the applicant does not consider such subject matter to be part of the disclosed subject matter.
Claims (6)
1. The utility model provides a handspike of children's shallow which characterized in that, the handspike include the inner tube, the cover establish interior outside of tubes elastic sleeve, the cover establish outside of tubes elastic sleeve, locate elastic sleeve with the skin overcoat between the flexible pressure sensor.
2. The push rod as claimed in claim 1, wherein the inner tube is made of an aluminum alloy material, and the elastic sleeve is made of rubber, silica gel or an elastic foaming material.
3. The handle bar of claim 1, wherein said handle bar has a handle portion, and said flexible pressure sensor is located in said handle portion.
4. A stroller, characterized in that said stroller comprises a handle according to claim 1.
5. The stroller as claimed in claim 4, wherein the stroller comprises a controller in signal connection with the flexible pressure sensor, the controller is configured to collect a pressure signal from the flexible pressure sensor and control the movement of the stroller according to the collected pressure signal.
6. The stroller as claimed in claim 5, further comprising a brake device and a wheel driving motor, wherein the controller is configured to control the brake device and the wheel driving motor according to the collected pressure signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921021707.5U CN210478798U (en) | 2019-07-01 | 2019-07-01 | Push rod of baby carriage and baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921021707.5U CN210478798U (en) | 2019-07-01 | 2019-07-01 | Push rod of baby carriage and baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210478798U true CN210478798U (en) | 2020-05-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921021707.5U Active CN210478798U (en) | 2019-07-01 | 2019-07-01 | Push rod of baby carriage and baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210478798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021009286A1 (en) * | 2019-07-16 | 2021-01-21 | Cybex Gmbh | Pram |
-
2019
- 2019-07-01 CN CN201921021707.5U patent/CN210478798U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021009286A1 (en) * | 2019-07-16 | 2021-01-21 | Cybex Gmbh | Pram |
| CN114302841A (en) * | 2019-07-16 | 2022-04-08 | 赛贝克斯有限公司 | Baby carriage |
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