CN110481622B - Locking mechanism and children article with same - Google Patents
Locking mechanism and children article with same Download PDFInfo
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- CN110481622B CN110481622B CN201910654168.7A CN201910654168A CN110481622B CN 110481622 B CN110481622 B CN 110481622B CN 201910654168 A CN201910654168 A CN 201910654168A CN 110481622 B CN110481622 B CN 110481622B
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- locking
- groove
- connecting seat
- base
- guide groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a locking mechanism and a children article with the same, wherein the locking mechanism is used for rotationally connecting and locking at least three support rods, a base, a first connecting seat and a second connecting seat which are rotationally connected around the same rotation center line are arranged in the three support rods, the locking mechanism also comprises a locking piece which can only do linear motion relative to the base, a locking protrusion is arranged on the locking piece, a first arc-shaped guide groove and a first locking groove are arranged on the first connecting seat, a second arc-shaped guide groove and a second locking groove are arranged on the second connecting seat, and the locking protrusion is locked when being inserted in the first locking groove and the second locking groove in a matched manner. The locking mechanism is used for rotating connection and locking among a plurality of support rods on children products such as a children cart, the rod structure of the children products can be obviously reduced, each rod on the children products can not shake after being locked, and the locking is more stable and reliable.
Description
Technical Field
The invention relates to a locking mechanism and a children product with the same.
Background
In the prior art, most of children articles such as a children cart, a children seat pocket and a children bed adopt foldable structures, and a plurality of rod pieces are generally adopted to be connected in a rotating way to form a connecting rod mechanism, so that linkage unfolding and folding among the rod pieces are realized, the number of the rod pieces of the connecting rod mechanism is large, and the frame becomes complex. In the current market, although some frames are also used for rotationally connecting and locking each rod through a locking joint, the structure of the locking joint is quite complex, the operation is inconvenient, and the stability after locking is not ideal.
Disclosure of Invention
The invention aims to provide a novel locking mechanism which is used for rotationally connecting and locking a plurality of support rods on a children product.
In order to achieve the above purpose, the invention adopts the following technical scheme: the locking mechanism is used for rotationally connecting and locking at least three support rods, wherein one support rod is a base rod with a base, the rest support rods comprise a first rod with a first connecting seat and a second rod with a second connecting seat, the base, the first connecting seat and the second connecting seat are rotationally connected around the same rotation center line, the locking mechanism comprises a locking piece, the locking piece is only arranged in a manner of being capable of doing linear motion relative to the base, the linear motion direction of the locking piece is mutually perpendicular to the rotation center line, the locking piece is provided with a locking protrusion,
the first connecting seat is provided with a first sliding groove matched with the locking protrusion, and the first sliding groove comprises a first arc-shaped guide groove and a first locking groove positioned at one side end part of the first arc-shaped guide groove; the second connecting seat is provided with a second chute matched with the locking protrusion, the second chute comprises a second arc-shaped guide groove and a second locking groove positioned at one side end part of the second arc-shaped guide groove, the first arc-shaped guide groove and the second arc-shaped guide groove both take the rotation center line as the rotation center, the first locking groove and the second locking groove both extend along the direction vertical to the rotation center line,
the locking mechanism is provided with an unlocking state and a locking state, when the locking mechanism is in the unlocking state, the locking protrusion can be relatively slidably positioned in the first arc-shaped guide groove and the second arc-shaped guide groove, and the base, the first connecting seat and the second connecting seat can relatively rotate; when the locking mechanism is in a locking state, the locking protrusion is inserted into the first locking groove and the second locking groove in a matched mode, and the base, the first connecting seat and the second connecting seat are locked relatively.
Preferably, structures which are matched with each other are arranged between the locking protrusion and the first locking groove and between the locking protrusion and the second locking groove, and when the locking mechanism is in a locking state, the locking protrusion is fixedly matched and inserted into the first locking groove and the second locking groove.
Preferably, the groove width of the first locking groove and the groove width of the second locking groove are all set from large to small along the insertion direction of the locking protrusion, and when the locking protrusion is inserted into the first locking groove/the second locking groove, two side walls of the locking protrusion are in contact with two side groove walls of the first locking groove/the second locking groove.
Further, the cross sections of the first locking groove and the second locking groove are trapezoid, and the cross section of the locking protrusion is trapezoid.
Preferably, the locking piece is arranged on the base in a manner of relative movement along the length direction of the locking piece, the locking protrusions are arranged on two end parts of the locking piece in the length direction, correspondingly, two groups of first sliding grooves are arranged on the first connecting seat, and two groups of second sliding grooves are arranged on the second connecting seat.
Further, on the first connecting seat, two groups of the first locking grooves extend along the same straight line direction; the two groups of second locking grooves extend along the same straight line direction on the second connecting seat; the base is provided with two locking bulges which are positioned on the same side part of the locking piece, when the locking piece slides along the length direction of the locking piece, one locking bulge moves towards the rotation center line, and the other locking bulge moves away from the rotation center line, so that the two locking bulges are simultaneously inserted into the two first locking grooves and the second locking grooves or simultaneously withdrawn from the two first locking grooves and the second locking grooves.
Preferably, the locking mechanism further includes an elastic member that provides an elastic force required for the locking member to move toward the first and second locking grooves so that the locking protrusion is stably inserted in the first and second locking grooves.
Preferably, the locking piece is slidably arranged on the base, and a guide structure for providing sliding guide for the locking piece is arranged between the base and the locking piece.
Further, the base is rotatably connected with the first connecting seat and the second connecting seat around a rotating shaft, a guide groove extending along the linear motion direction of the locking piece is formed in the locking piece, and the rotating shaft axially penetrates through the guide groove.
Further, the base comprises a first shell and a second shell which are mutually matched to form a containing cavity, the first connecting seat and the second connecting seat are rotationally arranged in the containing cavity, the locking piece comprises a main body part, the locking protrusion extends from the main body part to one side, and the guide structure comprises a first guide groove and a second guide groove, the first guide groove and the second guide groove are arranged on the first shell and used for providing sliding guide for the main body part along the linear direction, and the second guide groove is arranged on the second shell and used for providing sliding guide for the locking protrusion.
It is a further object of the present invention to provide a child product having a locking mechanism as described above.
In order to achieve the above purpose, the invention adopts the following technical scheme: a children article comprises at least three support rods, wherein at least three support rods are connected through the locking mechanism.
Preferably, the child product is a child cart having a cart frame, the cart frame includes a front support, a rear support, and a push rod frame, the upper portion of the front support, the upper portion of the rear support, and the lower portion of the push rod frame are connected by the locking mechanism, wherein the rear support forms the base rod.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: the locking mechanism disclosed by the invention is simple in structure, stable and reliable in locking and capable of realizing rotary connection and locking between at least three support rods. The locking mechanism is used for rotating connection and locking among a plurality of support rods on children products such as a children cart, the rod structure of the children products can be obviously reduced, each rod on the children products can not shake after being locked, and the locking is more stable and reliable.
Drawings
Fig. 1 is a perspective view of the child stroller according to the present embodiment in an unfolded state;
FIG. 2 is a schematic exploded view of the locking mechanism of the present embodiment;
FIG. 3 is a schematic exploded view of a locking mechanism according to the second embodiment;
fig. 4 is a schematic structural view of a second connecting seat in the locking mechanism of the present embodiment;
fig. 5 is a schematic structural view of a first connecting seat in the locking mechanism of the present embodiment;
FIG. 6 is a schematic structural view of a second housing of the base in the locking mechanism of the present embodiment;
FIG. 7 is a schematic view of the structure of the first housing of the base in the locking mechanism of the present embodiment;
fig. 8 and 9 are perspective views of the locking member in the locking mechanism of the present embodiment;
fig. 10 to 13 are schematic views of the internal structure of the locking mechanism of the present embodiment in a locked state;
fig. 14 to 15 are schematic views of the internal structure of the lock mechanism of the present embodiment in the unlocked state;
fig. 16 and 17 are schematic views of an internal structure of the locking mechanism in the embodiment after the locking mechanism is in an unlocked state and the first connecting seat and the second connecting seat rotate and are folded relative to the base;
wherein: 100. a first lever; 200. a second lever; 300. a base rod; 400. a locking mechanism;
1. a first connection base; 11. a first chute; 111. a first arcuate guide slot; 112. a first locking groove; 112a, the walls of the first locking groove; 12. an arc-shaped guide groove;
2. a second connecting seat; 21. a second chute; 211. a second arcuate guide slot; 212. a second locking groove; 212a, the walls of the second locking groove; 22. a guide post;
3. a base; 30. a base rod body; 31. a first housing; 311. a first guide groove; 311a, a groove wall at the end of the first guide groove; 32. a second housing; 321. a second guide groove; 321a, second guide groove walls; 322. an arc-shaped guide groove;
4. a locking member; 41. a main body portion; 42. a locking protrusion; 421. a sidewall of the locking protrusion; 43. a guide groove; 44. pushing the protruding block; 45. a main body portion end side surface;
5. an elastic member (spring); 6. a rotating shaft; 7. the driving piece is unlocked.
Detailed Description
The technical scheme of the invention is further described below with reference to the attached drawings and specific embodiments.
Referring to the stroller shown in fig. 1, the stroller frame includes three bracket bars rotatably connected to each other, the three bracket bars including a rear bracket bar as a base bar 300, a front bracket bar as a first bar 100, and a push bar as a second bar 200, and the base bar 300, the first bar 100, and the second bar 200 are rotatably connected and locked by a locking mechanism 400. Specifically, the base lever 300 has a base 3, the first lever 100 has a first connection base 1, the second lever 200 has a second connection base 2, and the locking mechanism 400 is provided between the first connection base 1, the second connection base 2, and the base 3.
Referring to fig. 2 to 9, in the locking mechanism 400, the base 3, the first connecting seat 1 and the second connecting seat 2 are rotatably connected around the same rotation center line, specifically, the base 3 has a first housing 31 and a second housing 32 which are mutually matched to form a housing cavity, the first housing 31 and the second housing 32 are relatively fixed and fixedly connected with the base rod body 30, the first connecting seat 1 and the second connecting seat 2 are rotatably arranged in the housing cavity of the base 3, and the first connecting seat 1, the second connecting seat 2 and the base 3 are rotatably connected together through the same rotation shaft 6.
The lock mechanism 400 further includes a lock member 4, the lock member 4 is provided so as to be linearly movable only with respect to the base 3, the direction of linear movement of the lock member 4 is perpendicular to the axis of the rotation shaft 6, and the lock member 4 is provided with a lock projection 42.
The first connecting seat 1 is provided with a first sliding groove 11 matched with the locking protrusion 42, and the first sliding groove 11 comprises a first arc-shaped guide groove 111 and a first locking groove 112 positioned at one side end part of the first arc-shaped guide groove 111; the second connecting seat 2 is provided with a second chute 21 matched with the locking protrusion 42, the second chute 21 comprises a second arc-shaped guide groove 211 and a second locking groove 212 positioned at one side end part of the second arc-shaped guide groove 211, the first arc-shaped guide groove 111 and the second arc-shaped guide groove 211 both use the axial lead of the rotating shaft 6 as a rotation center, and the first locking groove 112 and the second locking groove 212 extend along the direction perpendicular to the axial lead of the rotating shaft 6.
The locking mechanism 400 has a locked state and an unlocked state, when the locking mechanism 400 is in the locked state, as shown in fig. 10 to 13, the locking protrusion 42 is cooperatively inserted into the first locking groove 112 and the second locking groove 212, and the base 3, the first connecting seat 1 and the second connecting seat 2 are locked relatively and cannot rotate relatively; when the locking mechanism 400 is in the unlocked state, as shown in fig. 14 to 15, the locking protrusion 42 is withdrawn from the first locking groove 112 and the second locking groove 212 and is located in the first arc-shaped guide groove 111 and the second arc-shaped guide groove 211, so as to slide along the first arc-shaped guide groove 111 and the second arc-shaped guide groove 211, so that the first connecting seat 1, the second connecting seat 2 and the base 3 can relatively rotate around the rotation shaft 6.
Specifically, referring to fig. 2 to 9, in the present embodiment, the locking member 4 has a main body portion 41, the locking projections 42 are provided in two groups on the same side of the main body portion 41, the main body portion 41 is slidably provided on the base 3 in the direction of extension of the length thereof, and a guide structure for providing sliding guide of the locking member 4 is provided between the base 3 and the locking member 4. Here, as shown in fig. 2 and 3, the first housing 31 of the base 3 is provided with a first guide groove 311 providing sliding guide of the main body 41 in a straight direction, and the second housing 32 is provided with two second guide grooves 321 providing two locking projections 42 for sliding guide. The main body 41 is further provided with a guide groove 43 extending in the longitudinal direction thereof, and the rotation shaft 6 is axially inserted into the guide groove 43.
Correspondingly, on the first connecting seat 1, two groups of first sliding grooves 11 are arranged, the two groups of first locking grooves 112 extend along the same straight line direction, and the two groups of first locking grooves 112 are arranged at different intervals from the axis of the rotating shaft 6; on the second connecting seat 2, two groups of second sliding grooves 21 are also arranged, the two groups of second locking grooves 212 also extend along the same straight line direction, and the distances between the two groups of second locking grooves 212 and the axial lead of the rotating shaft 6 are also differently arranged. This makes two locking protrusions 42 on the locking piece 4 correspondingly cooperate with two first sliding grooves 11 and second sliding grooves 21 to lock and unlock the locking mechanism 400, so that locking stability of the locking mechanism 400 during locking and stability of the unlocked base 3, the first connecting seat 1 and the second connecting seat 2 during relative rotation are improved. Specifically, when the locking member 4 slides in the longitudinal direction thereof, one locking protrusion 42 moves toward the axis of the rotation shaft 6, and the other locking protrusion 42 moves away from the axis of the rotation shaft 6, so that the two locking protrusions 42 are simultaneously inserted into the two first locking grooves 112/second locking grooves 212 to achieve locking or simultaneously withdrawn from the two first locking grooves 112/second locking grooves 212 to achieve unlocking.
Meanwhile, on the first connecting seat 1, two groups of first arc-shaped guide grooves 111 are arranged at intervals of 180 degrees; the second connecting seat 2 is provided with two groups of second arc-shaped guide grooves 211 which are arranged at 180 degrees apart, so that the two locking protrusions 42 correspondingly slide in the two first arc-shaped guide grooves 111/the second arc-shaped guide grooves 211 at the same time in the unlocking state.
As shown in fig. 2 to 9, the locking protrusion 42 and the first locking groove 112 and the locking protrusion 42 and the second locking groove 212 are provided with cooperating structures therebetween, and when the locking mechanism 400 is in the locked state, the locking protrusion 42 is fixedly and cooperatively inserted into the first locking groove 112 and the second locking groove 212 without sloshing, so that the locking mechanism 400 is in a stable locked state.
Specifically, in the present embodiment, the groove width of the first lock groove 112 and the groove width of the second lock groove 212 are all set from large to small along the direction in which the lock projection 42 is inserted. In other words, each of the first lock groove 112 and the second lock groove 212 has a communication portion at one end portion thereof, which communicates with the first arc-shaped guide groove 111 and the second arc-shaped guide groove 211, and a locking portion at the other end portion of the first lock groove 112 and the second lock groove 212, and the groove width of the first lock groove 112 and the second lock groove 212 becomes gradually smaller from the communication portion to the locking portion.
When the locking protrusion 42 is inserted into the first locking groove 112 and the second locking groove 212, the side walls 421 at two sides of the locking protrusion 42 are in contact with the groove walls 112a at two sides of the first locking groove 112, and the side walls 421 at two sides of the locking protrusion 42 are in contact with the groove walls 212a at two sides of the second locking groove 212, so that the locking protrusion 42 cannot shake in the first locking groove 112 and the second locking groove 212, and the locking between the base 3 and the first connecting seat 1 and the second connecting seat 2 is more stable. Here, the side walls 421 on both sides of the locking protrusion 42, the groove walls 112a on both sides of the first locking groove 112, and the groove walls 212a on both sides of the second locking groove 212 are all inclined structures, and the cross sections of the first locking groove 112 and the second locking groove 212 are each trapezoidal, and the cross section of the locking protrusion 42 is also trapezoidal.
As shown in fig. 6 to 9, on the second housing 32, the groove widths of the two second guide grooves 321 are also set from large to small along the direction in which the locking projection 42 slides from the unlocked state to the locked state, so that the locking projection 42 is provided for good stable guiding; the end side surfaces 45 of the two end portions of the main body 41 of the locking member 4 are also designed to be inclined surfaces, the section is also arranged from large to small in the sliding direction from the unlocking state to the locking state of the locking member 4, and correspondingly, the two side groove walls of the two end portions of the first guide groove 311 on the first shell 31 are also designed to be inclined surfaces so as to be matched with the two end portions of the main body 41.
The locking mechanism 400 further includes an elastic member 5 for providing an elastic force required for the movement of the locking member 4 toward the first lock groove 112 and the second lock groove 212 so that the locking member 4 is stably inserted into the first lock groove 112 and the second lock groove 212, where the elastic member 5 is a spring provided in the guide groove 43 on the main body portion 41 of the locking member 4.
Referring to fig. 2 and 3, the side of the second connecting seat 2 facing the first connecting seat 1 is further provided with a guide post 22, the first connecting seat 1 is provided with an arc-shaped guide slot 12, the second housing 32 is provided with an arc-shaped guide slot 322, and the guide post 22 slides in the arc-shaped guide slot 12 or 322 when the second connecting seat 2 rotates relative to the first connecting seat 1 or the base 3. Thus, after the locking mechanism 400 is unlocked, the second connecting seat 2 can rotate the first connecting seat 1 first, the guide post 22 slides along the arc-shaped guide groove 12 until reaching the end of the guide post, and the second connecting seat 2 drives the first connecting seat 1 to rotate together relative to the base 3, so that the first rod 100, the second rod 200 and the base rod 300 can be mutually rotated and folded by driving the second rod 200 to rotate, and the operation is more convenient.
Referring to the drawings, the locking member 4 is further provided with a pushing projection 44 for pushing or pulling the locking member 4 to move linearly in cooperation with the external unlocking driving member 7, so that the locking protrusion 42 can withdraw from the first locking groove 112 or the second locking groove 212 to unlock the locking mechanism 400.
When the locking mechanism is used for the rotary connection and locking of four or more rod pieces, the sliding grooves with arc-shaped guide grooves and locking grooves on the rod pieces are correspondingly increased to be matched with the locking protrusions 42 on the locking piece 4, and the locking mechanism is adaptively adjusted, so that the rotary connection and locking of the four or more rod pieces can be realized.
The locking mechanism can be used for various children products such as children seat bags, dining chairs, rocking chairs, swings, child beds and the like, is used for rotating connection and locking among the multiple rods, reduces the number of the rods on the children products, simplifies the structure of the children products, simultaneously enables the opening and folding operation of the children products to be more convenient, is more reliable in locking, does not shake among the rods of the products, and is higher in stability.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (10)
1. The utility model provides a children's articles for use, children's articles for use is the children's shallow that has the shallow frame, the shallow frame is including the rear bracket that has the base, the fore-stock that has first connecting seat and the push rod frame that has the second connecting seat, and be used for the rear bracket the fore-stock reaches locking mechanical system who rotates between the push rod frame and connect and lock, base, first connecting seat and second connecting seat are connected around same rotation center line rotation ground, its characterized in that: the locking mechanism comprises a locking piece which is only arranged in a linear motion way relative to the base, the linear motion direction of the locking piece is mutually perpendicular to the rotation center line, the locking piece is provided with a locking protrusion,
the first connecting seat is provided with a first sliding groove matched with the locking protrusion, and the first sliding groove comprises a first arc-shaped guide groove and a first locking groove positioned at one side end part of the first arc-shaped guide groove; the second connecting seat is provided with a second chute matched with the locking protrusion, the second chute comprises a second arc-shaped guide groove and a second locking groove positioned at one side end part of the second arc-shaped guide groove, the first arc-shaped guide groove and the second arc-shaped guide groove both take the rotation center line as the rotation center, the first locking groove and the second locking groove both extend along the direction vertical to the rotation center line,
the locking mechanism is provided with an unlocking state and a locking state, when the locking mechanism is in the unlocking state, the locking protrusion can be relatively slidably positioned in the first arc-shaped guide groove and the second arc-shaped guide groove, and the base, the first connecting seat and the second connecting seat can relatively rotate; when the locking mechanism is in a locking state, the locking protrusion is inserted into the first locking groove and the second locking groove in a matched manner, the base, the first connecting seat and the second connecting seat are locked relatively,
the second connecting seat is also provided with a guide post, the first connecting seat and the base are respectively provided with an arc-shaped guide groove, the guide post is inserted in the arc-shaped guide grooves in a sliding fit manner, the locking mechanism is in an unlocking state, the second connecting seat rotates relative to the first connecting seat first, after the guide post is blocked at one end part of the arc-shaped guide groove, the second connecting seat drives the first connecting seat to rotate relative to the base together,
in the folding process of the trolley frame, the rear support is fixed in position, and the front support is enabled to rotate towards the rear support to be folded by linkage in the rotating and folding process of the push rod frame relative to the rear support.
2. The child product according to claim 1, wherein: the locking protrusion is fixedly matched with the first locking groove and the second locking groove when the locking mechanism is in a locking state.
3. The child product according to claim 1, wherein: the groove width of the first locking groove and the groove width of the second locking groove are all arranged from large to small along the insertion direction of the locking protrusion, and when the locking protrusion is inserted into the first locking groove/the second locking groove, two side walls of the locking protrusion are mutually contacted with two side groove walls of the first locking groove/the second locking groove.
4. A child product according to claim 3, wherein: the cross sections of the first locking groove and the second locking groove are trapezoidal, and the cross section of the locking protrusion is also trapezoidal.
5. The child product according to any one of claims 1-4, wherein: the locking piece is arranged on the base in a relative motion along the length direction of the locking piece, locking protrusions are arranged on two ends of the locking piece in the length direction, two groups of first sliding grooves are correspondingly arranged on the first connecting seat, and two groups of second sliding grooves are arranged on the second connecting seat.
6. The child product according to claim 5, wherein: the two groups of first locking grooves extend along the same straight line direction on the first connecting seat; the two groups of second locking grooves extend along the same straight line direction on the second connecting seat; the base is provided with two locking bulges which are positioned on the same side part of the locking piece, when the locking piece slides along the length direction of the locking piece, one locking bulge moves towards the rotation center line, and the other locking bulge moves away from the rotation center line, so that the two locking bulges are simultaneously inserted into the two first locking grooves and the second locking grooves or simultaneously withdrawn from the two first locking grooves and the second locking grooves.
7. The child product according to claim 1, wherein: the locking mechanism further comprises an elastic member which provides an elastic force required by the movement of the locking member towards the first locking groove and the second locking groove, so that the locking protrusion is stably inserted into the first locking groove and the second locking groove.
8. The child product according to claim 1, wherein: the locking piece is arranged on the base in a sliding manner, and a guide structure for providing sliding guide for the locking piece is arranged between the base and the locking piece.
9. The child product according to claim 8, wherein: the base is rotationally connected with the first connecting seat and the second connecting seat around a rotating shaft, a guide groove extending along the linear motion direction of the locking piece is formed in the locking piece, and the rotating shaft axially penetrates through the guide groove.
10. The child product according to claim 8, wherein: the base comprises a first shell and a second shell which are matched with each other to form a containing cavity, the first connecting seat and the second connecting seat are rotationally arranged in the containing cavity, the locking piece comprises a main body part, the locking protrusion extends from the main body part to one side, the guide structure comprises a first guide groove and a second guide groove, the first guide groove and the second guide groove are arranged on the first shell, the first guide groove and the second guide groove are arranged on the second shell, and the second guide groove is arranged on the second shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910654168.7A CN110481622B (en) | 2019-07-19 | 2019-07-19 | Locking mechanism and children article with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910654168.7A CN110481622B (en) | 2019-07-19 | 2019-07-19 | Locking mechanism and children article with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110481622A CN110481622A (en) | 2019-11-22 |
| CN110481622B true CN110481622B (en) | 2023-12-29 |
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ID=68547486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910654168.7A Active CN110481622B (en) | 2019-07-19 | 2019-07-19 | Locking mechanism and children article with same |
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| Country | Link |
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| CN (1) | CN110481622B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11293481B2 (en) * | 2020-07-21 | 2022-04-05 | Way-Hong Chen | Rotation joint structure with two-stage lock |
| US11897534B2 (en) * | 2020-10-14 | 2024-02-13 | Graco Children's Products, Inc. | Wagon stroller, systems, and methods |
| CN114223379B (en) * | 2021-12-15 | 2023-01-31 | 格力博(江苏)股份有限公司 | Linkage and lawn mower |
| CN118554703A (en) * | 2023-02-24 | 2024-08-27 | 北京金风科创风电设备有限公司 | Combination and wind turbine generator set |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204196974U (en) * | 2014-10-21 | 2015-03-11 | 好孩子儿童用品有限公司 | For lockout mechanism and the children trolley of children trolley |
| CN205186241U (en) * | 2015-11-23 | 2016-04-27 | 昆山威凯儿童用品有限公司 | Articular locking mechanical system is folded in baby's shallow |
-
2019
- 2019-07-19 CN CN201910654168.7A patent/CN110481622B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204196974U (en) * | 2014-10-21 | 2015-03-11 | 好孩子儿童用品有限公司 | For lockout mechanism and the children trolley of children trolley |
| CN205186241U (en) * | 2015-11-23 | 2016-04-27 | 昆山威凯儿童用品有限公司 | Articular locking mechanical system is folded in baby's shallow |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110481622A (en) | 2019-11-22 |
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