CN210083315U - Large joint structure of baby carriage - Google Patents
Large joint structure of baby carriage Download PDFInfo
- Publication number
- CN210083315U CN210083315U CN201920747119.3U CN201920747119U CN210083315U CN 210083315 U CN210083315 U CN 210083315U CN 201920747119 U CN201920747119 U CN 201920747119U CN 210083315 U CN210083315 U CN 210083315U
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- CN
- China
- Prior art keywords
- handle
- foot
- lock hook
- rear foot
- shell
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a large joint structure of a baby carriage, which comprises a front foot component, a rear foot plate and a handle, wherein the front foot component comprises the front foot plate and a front foot shell, the handle and the rear foot plate are respectively hinged with the front foot plate in the front foot shell, the handle is provided with an inner cavity, the inner cavity of the handle is provided with a first hinge, a handle latch hook is arranged on the first hinge, a first torsion spring is arranged between the handle latch hook and the handle inner cavity, and a stay wire is fixedly connected on the handle latch hook; the edge of the tail part of the front foot plate is provided with a groove, and the handle lock hook is movably clamped and connected with the groove of the front foot plate; a second hinge is arranged on the front foot shell, a rear foot lock hook and a rear foot lock hook seat are arranged on the second hinge, a second torsion spring is arranged between the rear foot lock hook and the rear foot lock hook seat, and a return spring is arranged between the rear foot lock hook seat and the front foot shell; the rear foot latch hook is movably clamped and connected with the limiting clamping groove on the rear foot plate. The utility model provides a synchronous closure, expansion linkage between preceding foot subassembly and hand (hold), the back foot make overall structure more compact, the effectual manufacturing cost that has reduced.
Description
Technical Field
The utility model relates to a perambulator technical field especially relates to a big joint structure of perambulator.
Background
The baby carriage large joint structure in the market at present is huge in appearance, tedious, high in production cost and inconvenient to use, the common folding mode of the baby carriage is that the rear foot is used as a fixed point, the handle and the front foot rotate towards the rear foot respectively, the integral structure caused by the mode is not compact enough, the front foot is used as the fixed point in the other mode, the handle and the rear foot rotate towards the front foot respectively, and the locking mode is independent self-locking of the rear foot and the handle, so that the handle and the rear foot cannot be linked.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's not enough, a big joint structure of perambulator is provided.
In order to solve the technical problem, the utility model adopts the following technical scheme.
A large joint structure of a baby carriage comprises a front foot component, a rear foot plate and a handle, wherein the front foot component comprises the front foot plate and a front foot shell, the handle and the rear foot plate are respectively hinged with the front foot plate in the front foot shell, the handle is provided with an inner cavity, the inner cavity of the handle is provided with a first hinge, a handle lock hook is arranged on the first hinge, a first torsion spring is arranged between the handle lock hook and the inner cavity of the handle, and a pull wire is fixedly connected on the handle lock hook; the edge of the tail part of the front foot plate is provided with a groove, and the handle lock hook is movably clamped and connected with the groove of the front foot plate; a second hinge is arranged on the front foot shell, a rear foot lock hook and a rear foot lock hook seat are arranged on the second hinge, a second torsion spring is arranged between the rear foot lock hook and the rear foot lock hook seat, and a return spring is arranged between the rear foot lock hook seat and the front foot shell; the rear foot latch hook is movably clamped and connected with the limiting clamping groove on the rear foot plate; when the handle is in use, the handle lock hook is clamped on the groove of the front foot plate, the tail part of the handle is pressed on the rear foot lock hook seat, and the rear foot lock hook seat pushes the rear foot lock hook to rotate through the second torsion spring, so that the rear foot lock hook is clamped in the limiting clamping groove of the rear foot plate; when the folding device is in a folding state, the pull wire is pulled to enable the handle lock hook to be separated from the groove on the front foot plate, the handle rotates anticlockwise relative to the front foot assembly, the tail of the handle releases the pressing of the rear foot lock hook seat, the rear foot lock hook seat rotates under the action of the reset spring to drive the rear foot lock hook to be separated from the limiting clamping groove of the rear foot plate, and the unlocking of the rear foot plate is completed.
Preferably, establish the arc wall on the inner chamber wall of preceding foot shell, establish ejection block in the arc wall, the hand (hold) convex ridge is established to the hand (hold) tail end, and back foot convex ridge is established to the back sole tail end, and the both sides of ejection block are put to hand (hold) convex ridge and back foot convex ridge branch, and when the expansion state, the relative front foot subassembly of hand (hold) clockwise rotation, the hand (hold) convex ridge is supported and is pushed up ejection block and slide in the arc wall, and gliding ejection block supports on the back foot convex ridge, promotes the linkage of back foot board, relative front foot subassembly anticlockwise rotation.
Preferably, the back of hand (hold) convex ridge is extended to the circular arc portion, when the relative front foot subassembly of hand (hold) clockwise rotation, the hand (hold) convex ridge promotes ejecting piece and slides and extrudes the back foot convex ridge in the arc wall, make the linkage of back sole rotatory locking position, the hand (hold) convex ridge breaks away from ejecting piece, the back of hand (hold) convex ridge is extended the circular arc portion and is supported in back foot latch hook seat, further rotatory hand (hold), the back of hand (hold) convex ridge is extended the circular arc portion pressfitting back foot latch hook seat, back foot latch hook seat drives the back foot latch hook rotation through the second torsional spring, make back foot latch hook block in the spacing draw-in groove of back foot, the hand (hold) latch hook is under the effect.
Preferably, the handle comprises a left handle shell and a right handle shell, the tail parts of the left handle shell and the right handle shell are clamped on two sides of the tail part of the front foot plate, and the plate body of the rear foot plate is sleeved with the rear foot sleeve.
Preferably, the front foot shell comprises a left front foot shell and a right front foot shell, and the tail ends of the left front foot shell and the right front foot shell are clamped on two sides of the tail portions of the left handle shell and the right handle shell.
Preferably, the inner side of the front foot shell is connected with the seat pocket fixing seat, and the outer side of the front foot shell is provided with the decorative cover.
Technical effects
1. The utility model discloses individual closure between preceding foot subassembly and hand (hold), the back foot in the big joint structure of perambulator makes overall structure more compact, the effectual manufacturing cost that has reduced operates more simple and convenient swift.
2. The utility model discloses the big joint structure of perambulator uses preceding foot subassembly as the center, and hand (hold), back foot are launch around preceding foot subassembly linkage, and are folding fast, have further reduced manufacturing cost, make overall structure more compact, firm simultaneously, operate simple more swiftly.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the present invention;
fig. 2 is a schematic structural view of the overall structure of the present invention;
FIG. 3 is a side view of the whole structure of the present invention in a locked state;
FIG. 4 is a schematic cross-sectional view taken at location A-A of FIG. 3;
FIG. 5 is a schematic cross-sectional view at the position B-B in FIG. 3;
FIG. 6 is a side view of the overall structure of the present invention starting to unlock;
FIG. 7 is a schematic cross-sectional view taken at location A-A of FIG. 6;
FIG. 8 is a schematic cross-sectional view at the position B-B in FIG. 6;
FIG. 9 is a side view of the whole structure of the present invention in a completely unlocked state;
FIGS. 10 and 11 are cross-sectional views of the handle and footboard in various rotational positions of the position of FIG. 9A-A;
fig. 12 is a side view of the overall structure of the present invention in an expanded state;
FIG. 13 is a cross-sectional view at the location of FIG. 12A-A;
fig. 14 is a schematic cross-sectional view at the position of fig. 12B-B.
Detailed Description
The present invention will be described in more detail with reference to the accompanying drawings and examples.
As shown in fig. 1 to 14, the utility model discloses a large joint structure of a baby carriage, which comprises a front foot component 1, a rear foot board 2 and a handle 3, wherein the front foot component 1 comprises a front foot board 4 and a front foot casing 5, the handle 3 and the rear foot board 2 are respectively hinged with the front foot board 4 in the front foot casing 5, the handle 3 is provided with an inner cavity, the inner cavity of the handle 3 is provided with a first hinge 6, the first hinge 6 is provided with a handle latch hook 7, a first torsion spring 8 is arranged between the handle latch hook 7 and the handle inner cavity, and a stay wire 9 is fixedly connected on the handle latch hook 7; a groove 41 is arranged on the edge of the tail part of the front foot plate 4, and the handle lock hook 7 is movably clamped and connected with the groove 41 of the front foot plate 4; a second hinge 10 is arranged on the front foot shell 5, a rear foot lock hook 11 and a rear foot lock hook seat 12 are arranged on the second hinge 10, a second torsion spring 13 is arranged between the rear foot lock hook 11 and the rear foot lock hook seat 12, and a return spring 14 is arranged between the rear foot lock hook seat 12 and the front foot shell 5; the rear foot latch hook 11 is movably clamped and connected with a limiting latch slot 21 on the rear foot plate 2; when the foot plate is in use, the handle lock hook 7 is clamped on the groove of the front foot plate 4, the tail part of the handle 3 is pressed on the rear foot lock hook seat 12, and the rear foot lock hook seat 12 pushes the rear foot lock hook 11 to rotate through the second torsion spring 13, so that the rear foot lock hook 11 is clamped in the limiting clamping groove 21 of the rear foot plate 2; when the folding device is in a folding state, the pull wire 9 is pulled to enable the handle lock hook 7 to be separated from the groove 41 on the front foot plate 4, the handle 3 rotates anticlockwise relative to the front foot assembly 1, the tail of the handle 3 releases the pressing on the rear foot lock hook seat 12, the rear foot lock hook seat 12 rotates under the action of the reset spring 11, the rear foot lock hook 11 is driven to be separated from the limiting clamping groove 21 of the rear foot plate 2, and the unlocking of the rear foot plate 2 is completed. The front foot component 1, the rear foot board 2 and the handle 3 are synchronously locked and unlocked, so that the whole structure is more compact and firm, and the operation is convenient.
On the basis of the scheme, an arc-shaped groove 51 is formed in the inner cavity wall of the front foot shell 5, the ejection block 16 is arranged in the arc-shaped groove 51, the handle convex ridge 31 is arranged at the tail end of the handle 3, the rear foot convex ridge 22 is arranged at the tail end of the rear foot plate 2, the handle convex ridge 31 and the rear foot convex ridge 22 are respectively arranged on two sides of the ejection block 16, when the foldable bicycle is in a unfolded state, the handle 3 rotates clockwise relative to the front foot component 1, the handle convex ridge 31 abuts against the ejection block 16 to slide in the arc-shaped groove 51, the sliding ejection block 16 abuts against the rear foot convex ridge 22 to push the rear foot plate 2 to be. When the folding type foot plate is in a folding state, the rear foot plate 2 and the handle 3 synchronously rotate and unfold under the action of the ejection block 16 to realize linkage, and when the handle 3 is unlocked in the folding state, the rear foot plate 2 clockwise rotates towards the front foot assembly 1 under the action of self gravity and synchronously folds with the handle 3.
Specifically, the rear extension of the handle convex ridge 31 is the circular arc portion 32, when the handle 3 rotates clockwise relative to the front foot component 1, the handle convex ridge 31 pushes the ejection block 16 to slide in the arc-shaped groove 51 and extrude the rear foot convex ridge 22, so that the rear foot plate 2 rotates to the locking position in a linkage manner, the handle convex ridge 31 is separated from the ejection block 16, the rear extension circular arc portion 32 of the handle convex ridge 31 is abutted against the rear foot latch hook seat 12, the handle 3 is further rotated, the rear extension circular arc portion 32 of the handle convex ridge 31 is abutted against the rear foot latch hook seat 12, the rear foot latch hook seat 12 drives the rear foot latch hook 11 to rotate through the second torsion spring 13, so that the rear foot latch hook 11 is engaged with the rear foot limiting slot 21, and the handle latch hook 7 is engaged with the front foot slot 41 under the action of the first.
Specifically, the handle 3 comprises a left handle shell 33 and a right handle shell 33, the tail parts of the left handle shell 33 and the right handle shell 33 are clamped on two sides of the tail part of the front foot plate 4, and the plate body of the rear foot plate 2 is sleeved with the rear foot sleeve 17.
Specifically, the front foot shell 5 includes a left front foot shell 52 and a right front foot shell 52, and the tail ends of the left front foot shell 52 and the right front foot shell 52 are wrapped and clamped at the two sides of the tail of the left handle shell 33 and the right handle shell 33.
Specifically, the inner side of the front foot shell 5 is connected with a seat pocket fixing seat 18, and the outer side is provided with a decorative cover 19.
The above is only the embodiment of the present invention, and is not intended to limit the present invention, and all modifications, equivalent replacements or improvements made within the technical scope of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. A large joint structure of a baby carriage comprises a front foot component, a rear foot plate and a handle, and is characterized in that the front foot component comprises a front foot plate and a front foot shell, the handle and the rear foot plate are respectively hinged with the front foot plate in the front foot shell, the handle is provided with an inner cavity, the inner cavity of the handle is provided with a first hinge, a handle lock hook is arranged on the first hinge, a first torsion spring is arranged between the handle lock hook and the inner cavity of the handle, and a pull wire is fixedly connected on the handle lock hook; the edge of the tail part of the front foot plate is provided with a groove, and the handle lock hook is movably clamped and connected with the groove of the front foot plate; a second hinge is arranged on the front foot shell, a rear foot lock hook and a rear foot lock hook seat are arranged on the second hinge, a second torsion spring is arranged between the rear foot lock hook and the rear foot lock hook seat, and a return spring is arranged between the rear foot lock hook seat and the front foot shell; the rear foot latch hook is movably clamped and connected with the limiting clamping groove on the rear foot plate; when the handle is in use, the handle lock hook is clamped on the groove of the front foot plate, the tail part of the handle is pressed on the rear foot lock hook seat, and the rear foot lock hook seat pushes the rear foot lock hook to rotate through the second torsion spring, so that the rear foot lock hook is clamped in the limiting clamping groove of the rear foot plate; when the folding device is in a folding state, the pull wire is pulled to enable the handle lock hook to be separated from the groove on the front foot plate, the handle rotates anticlockwise relative to the front foot assembly, the tail of the handle releases the pressing of the rear foot lock hook seat, the rear foot lock hook seat rotates under the action of the reset spring to drive the rear foot lock hook to be separated from the limiting clamping groove of the rear foot plate, and the unlocking of the rear foot plate is completed.
2. The large joint structure of a stroller according to claim 1, wherein an arc-shaped groove is formed in the inner cavity wall of the front leg shell, an ejection block is arranged in the arc-shaped groove, a handle protruding ridge is arranged at the tail end of the handle, a rear leg protruding ridge is arranged at the tail end of the rear leg, the handle protruding ridge and the rear leg protruding ridge are respectively arranged on two sides of the ejection block, when the stroller is in the unfolded state, the handle rotates clockwise relative to the front leg assembly, the handle protruding ridge abuts against the ejection block to slide in the arc-shaped groove, the sliding ejection block abuts against the rear leg protruding ridge to push the rear leg assembly to be linked, and the relative front leg assembly rotates.
3. The large joint structure of a stroller according to claim 2, wherein the rear extension of the protruding ridge of the handle is an arc portion, when the handle rotates clockwise relative to the front leg assembly, the protruding ridge of the handle pushes the ejection block to slide in the arc groove and press the protruding ridge of the rear leg, so that the rear leg plate rotates to a locked position in a linkage manner, the protruding ridge of the handle is separated from the ejection block, the rear extension arc portion of the protruding ridge of the handle abuts against the rear leg latch hook seat, the handle is further rotated, the rear extension arc portion of the protruding ridge of the handle presses the rear leg latch hook seat, the rear leg latch hook seat drives the rear leg latch hook to rotate through the second torsion spring, so that the rear leg latch hook is engaged with the rear leg limiting slot, and the handle latch hook is engaged with the front leg slot under the action of the.
4. The stroller large joint structure according to claim 3, wherein the handle comprises left and right handle shells, the tail parts of the left and right handle shells are clamped on two sides of the tail part of the front foot plate, and the plate body of the rear foot plate is sleeved with the rear foot sleeve.
5. The stroller large joint structure according to claim 4, wherein the front leg shell comprises a left front leg shell and a right front leg shell, and the tail ends of the left front leg shell and the right front leg shell are wrapped and clamped at the two sides of the tail portions of the left handle shell and the right handle shell.
6. The large joint structure of a stroller according to claim 1, wherein the inner side of the front leg housing is connected to the seat pocket fixing seat and the outer side is provided with a decorative cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920747119.3U CN210083315U (en) | 2019-05-22 | 2019-05-22 | Large joint structure of baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920747119.3U CN210083315U (en) | 2019-05-22 | 2019-05-22 | Large joint structure of baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210083315U true CN210083315U (en) | 2020-02-18 |
Family
ID=69479677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920747119.3U Withdrawn - After Issue CN210083315U (en) | 2019-05-22 | 2019-05-22 | Large joint structure of baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210083315U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110325427A (en) * | 2019-05-22 | 2019-10-11 | 深圳市喜德盛自行车股份有限公司 | A kind of high point section structure of perambulator |
-
2019
- 2019-05-22 CN CN201920747119.3U patent/CN210083315U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110325427A (en) * | 2019-05-22 | 2019-10-11 | 深圳市喜德盛自行车股份有限公司 | A kind of high point section structure of perambulator |
| CN110325427B (en) * | 2019-05-22 | 2021-11-12 | 深圳市喜德盛自行车股份有限公司 | Large joint structure of baby carriage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200218 Effective date of abandoning: 20211112 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200218 Effective date of abandoning: 20211112 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |