CN207697787U - A kind of go-cart for double child - Google Patents

Abstract

The utility model discloses a kind of go-cart for double child, including stroller frame, stroller frame includes fore-stock, after-poppet, side handrail, upper push-rod, lower push-rod, first connecting rod, First bar, second bar, second connecting rod, basket rod and the first sliding sleeve, side handrail is rotatablely connected with fore-stock and after-poppet respectively, lower push-rod is at least rotatablely connected with one in after-poppet and side handrail two and upper push-rod, first connecting rod is rotatablely connected with upper push-rod and after-poppet respectively, First bar is rotatablely connected with lower push-rod and first connecting rod respectively, second bar is rotatablely connected with fore-stock and basket rod respectively, basket rod is rotatablely connected with after-poppet, the sliding of first sliding sleeve is located on basket rod, first connecting rod and the first sliding sleeve are rotatablely connected, second connecting rod is at least rotatablely connected with one in side handrail and after-poppet two and second bar.The go-cart for double child folds and is unfolded easy to operate, and folded configuration is compact, occupies little space, and is easy to carry about with one and stores.

Description

A double stroller for children

technical field

The utility model relates to the technical field of children's articles, in particular to a double-person stroller for children.

Background technique

A double stroller for children in the prior art includes a stroller frame with an unfolded position and a folded position, a front wheel assembly and a rear wheel assembly arranged at the bottom of the stroller frame, and is used to lock the stroller frame when it is unfolded. state of the locking mechanism. There are many types of existing double strollers for children, the number of rods of the cart frame is different, and the connection positions between the rods are different, so the folding principles and folding methods are different, and the folding effects are also different. Restricted by the structure of the existing stroller frame, the current double stroller is not compact enough after being folded, takes up a lot of space, and is not easy to carry and transport.

Contents of the invention

The purpose of the utility model is to provide an improved double stroller for children aiming at the deficiencies of the prior art.

For achieving the above object, the technical scheme that the utility model adopts is:

A double stroller for children, comprising a stroller frame with unfolded and folded states, a front wheel assembly arranged at the bottom front part of the stroller frame, a rear wheel assembly arranged at the bottom rear part of the stroller frame A wheel assembly and a locking mechanism for locking the stroller frame under deployment, the stroller frame comprising:

a front bracket for installing the front wheel assembly;

a rear bracket for installing the rear wheel assembly;

A side armrest, one end of the side armrest is rotatably connected to the upper part of the front bracket, and the other end of the side armrest is rotatably connected to the upper part of the rear bracket;

Push up the rod;

A lower push rod, the upper part of the lower push rod is rotatably connected with the lower part of the upper push rod, and the lower part of the lower push rod is at least rotatable with one of the two parts of the rear bracket and the side armrest connect;

a first connecting rod, the first connecting rod is respectively rotatably connected to the lower part of the upper push rod and the rear bracket;

a basket rod, the basket rod is rotatably connected to the rear bracket;

a first sliding sleeve, the first sliding sleeve is slidably sleeved on the basket rod along the length extension direction of the basket rod, and the first connecting rod is rotatably connected with the first sliding sleeve ;

a first seat post, the first seat post is respectively rotatably connected to the lower push rod and the first connecting rod;

a second seat post, the second seat post is respectively rotatably connected to the front bracket and the basket rod;

A second connecting rod, one end of the second connecting rod is rotatably connected to at least one of the two parts of the side armrest and the rear bracket, and the other end of the second connecting rod is connected to the first connecting rod. The two seatposts are connected in rotation.

Preferably, the first seat post is rotationally connected to the first connecting rod through a second sliding sleeve, and the second sliding sleeve is slidably provided on the first seat post along the length extension direction of the first seat post. On the first seat post, the second sliding sleeve is rotatably connected to the first connecting rod, and when the stroller is folded, the second sliding sleeve extends along the length of the first seat post Swipe back.

Further, the locking mechanism is arranged on the front bracket, the rear bracket, the side armrest, the upper push rod, the lower push rod, the first connecting rod, the basket rod, the Between the first sliding sleeve, the first seat post, the second seat post, the second connecting rod and the second sliding sleeve, any two components connected in rotation or sliding.

Preferably, when the stroller frame is in a deployed state, the second seat post is located in front of the first seat post, and the first seat post is located above the second seat post.

Preferably, when the stroller is folded, the first sliding sleeve slides forward along the length extension direction of the basket rod.

Preferably, the rotation connection between the basket rod and the second seatpost is located at the rotation connection between the second connecting rod and the second seatpost, and the rotation between the basket rod and the rear bracket between connections.

Preferably, the rear bracket includes a rear support rod extending obliquely downward from front to rear and a connecting piece whose one end is fixedly connected to the upper end of the rear support rod and extends backward from the joint, and the lower push rod The lower part of the side armrest is rotatably connected with the other end of the connecting piece, and the other end of the side armrest is rotatably connected with the upper end of the rear support rod.

Preferably, one end of the second connecting rod, the rear end of the side armrest, and the upper part of the rear bracket are rotationally connected with the same axis.

Further, a four-bar linkage mechanism is formed between the front bracket, the side armrest, the second link and the second seat post, and the rear bracket, the basket rod, the second A four-bar linkage mechanism is formed between the seat post and the second link.

Preferably, a slider crank mechanism is formed among the rear bracket, the basket rod, the first sliding sleeve and the first connecting rod.

Due to the application of the above-mentioned technical solution, the utility model has the following advantages compared with the prior art: the double stroller for children of the utility model is simple in structure, convenient to fold and unfold, and has a compact structure after folding, takes up little space, is easy to carry and Storage is convenient for consumers to use.

Description of drawings

Accompanying drawing 1 is the three-dimensional view of the double stroller of the present invention in the unfolded state;

Accompanying drawing 2 is the side view of the double stroller of the present invention in the unfolded state;

Accompanying drawing 3 is the exploded view of the double stroller of the utility model;

Accompanying drawing 4 is the perspective view of the double stroller of the present invention in the folding process;

Accompanying drawing 5 is the side view of the double stroller of the present invention in the folding process;

Accompanying drawing 6 is the side view of the double stroller of the present invention in the folded state.

Among them: 1, cart frame; 101, front bracket; 102, rear bracket; 102a, rear support rod; 102b, connector; 103, side armrest; 104, upper push rod; 105, lower push rod; A rod; 107, the second seat rod; 108, the first connecting rod; 109, the second connecting rod; 110, the basket rod; 111, the first sliding sleeve; 112, the second sliding sleeve; 2, the front wheel assembly ; 3, the rear wheel assembly.

Detailed ways

The technical solution of the present utility model will be further elaborated below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figures 1 to 6, the double child stroller of the present invention includes a stroller frame 1 in unfolded and folded states, a front wheel assembly 2 arranged at the bottom front of the stroller frame 1, a front wheel assembly 2 arranged at the push The rear wheel assembly 3 at the bottom rear portion of the cart frame 1 and the locking mechanism for locking the stroller frame 1 in the unfolded state.

The stroller frame 1 comprises a front support 101, a rear support 102, a side armrest 103, an upper push rod 104, a lower push rod 105, a first seat post 106, a second seat post 107, a first connecting rod 108, a second connecting rod 109, the basket rod 110 and the first sliding sleeve 111. When the stroller is in the unfolded state, the front bracket 101, the upper push rod 104, the lower push rod 105 and the first connecting rod 108 all extend obliquely from the front to the rear, the rear bracket 102 extends obliquely from the front to the rear, and the side armrests 103 , the first seatpost 106, the second seatpost 107 and the basket rod 110 all extend in the front-to-rear direction. The front bracket 101 is used to install the front wheel assembly 2; the rear bracket 102 is used to install the rear wheel assembly 3; The upper part is rotatably connected; the upper part of the lower push rod 105 is rotatably connected with the lower part of the upper push rod 104, and the lower part of the lower push rod 105 is at least rotatably connected with one of the two parts of the rear bracket 102 and the side armrest 103; the first The upper part of the connecting rod 108 is rotatably connected with the lower part of the upper push rod 104, and the first connecting rod 108 is also rotatably connected with the rear bracket 102; the first seatpost 106 is respectively rotatably connected with the lower push rod 105 and the first connecting rod 108 The second seat post 107 is respectively rotatably connected to the front end of the front bracket 101 and the basket rod 110; one end of the second link 109 is at least rotatably connected to one of the two parts of the side armrest 103 and the rear bracket 102 , the other end of the second link 109 is rotatably connected to the second seatpost 107; the rear end of the basket rod 110 is rotatably connected to the rear bracket 102; the first sliding sleeve 111 can extend along the length of the basket rod 110 The lower end of the first connecting rod 108 is rotatably connected with the first sliding sleeve 111 .

In this embodiment, the lower part of the lower push rod 105 is rotatably connected to the upper part of the rear bracket 102, and one end of the second connecting rod 109, the rear end of the side armrest 103, and the upper part of the rear bracket 102 are rotatably connected on the same axis. . In this way, a four-bar linkage mechanism is formed between the front bracket 101, the side armrest 103, the second link 109 and the second seat post 107, and a four-bar linkage mechanism is formed between the rear bracket 102, the basket rod 110, the second seat post 107 and the second link. A four-bar linkage is also formed between the rods 109, a four-bar linkage is also formed between the upper push rod 104, the lower push rod 105, the first seat post 106 and the first connecting rod 108, and a four-bar linkage is formed between the rear support 12, the basket A slider crank mechanism is formed between the rod 110 , the first sliding sleeve 111 and the first connecting rod 108 . At the same time, a quadrilateral structure is formed between the front bracket 101, the side armrest 103, the second link 109 and the second seat post 107; A quadrilateral structure is formed, a quadrilateral structure is formed between the upper push rod 104, the lower push rod 105, the first seat post 106 and the first connecting rod 108, the rear bracket 12, the basket rod 110, the first sliding sleeve 111 and the first A triangular structure is formed between the connecting rods 108 .

The first seat post 106 and the first connecting rod 108 are rotatably connected by a second sliding sleeve 112, and the second sliding sleeve 112 is slidably arranged on the first seat post 106 along the length extension direction of the first seat post 106, The second sliding sleeve 112 is rotatably connected with the first connecting rod 108, like this, when the stroller is folded, while the first seat post 106 and the first connecting rod 108 rotate relative to each other, the first seat post 106 and the second The sliding sleeves 112 slide relative to each other, which enables the lower push rod 105 and the first connecting rod 108 to be closer together, so that the folded child stroller has a more compact structure and a smaller volume.

In a specific embodiment, the rear bracket 102 includes a rear support rod 102a extending obliquely downward from front to rear and a connecting piece 102b with one end fixedly connected to the upper end of the rear supporting rod 102a. In this embodiment, the connecting piece 102b Extending backward from the connection with the rear support rod 102a, the lower part of the lower push rod 105 is rotatably connected with the other end of the connecting piece 102b, the rear end of the side armrest 103, the upper end of the rear support rod 102a and the second connection The three parts at one end of the rod 109 are connected with the same axis for rotation.

The locking mechanism can be arranged on the front bracket 101, the rear bracket 102, the side armrest 103, the upper push rod 104, the lower push rod 105, the first seat post 106, the second seat post 107, the first link 108, and the second link 109 , the basket rod 110 , the first sliding sleeve 111 and the second sliding sleeve 112 between any two components that are rotationally or slidingly connected. In this embodiment, the locking mechanism is arranged at the rotational connection between the upper push rod 104 and the first connecting rod 108 . The details of the locking mechanism are not the technical points to be protected by this patent, and the structures in the prior art can be adopted.

When the double stroller is in the unfolded state, the locking mechanism is in the locked state, the second seat post 107 is located in front of the first seat post 106, and the first seat post 106 is located above the second seat post 107, as shown in Fig. 1 and Fig. 2.

When the double stroller needs to be folded, first unlock the locking mechanism, then press down the upper push rod 104 to drive the lower push rod 105 to turn downwards and move closer to the rear bracket 102, during which the first sliding sleeve 111 moves along the basket rod The length extension direction of 110 slides forward, and the front bracket 101 is turned backwards and gradually moves closer to the rear bracket 102 through the second connecting rod 109; when the lower push rod 105 is turned down, the first seat post 106 is rotated, and the second seat post 106 is rotated. The sliding sleeve 112 slides backwards along the length extension direction of the first seat post 106, so that the lower push rod 105, the first connecting rod 108 and the rear bracket 102 are closer together until the rods forming the stroller frame 1 close together, and finally folded as shown in Figure 6, the folded double stroller has a compact structure, small size, and is easy to carry and store.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present utility model, and its purpose is to enable those familiar with this technology to understand the content of the present utility model and implement it accordingly, and not to limit the protection scope of the present utility model. All equivalent changes or modifications made according to the spirit of the utility model shall fall within the protection scope of the utility model.

Claims (10)

1. A double stroller for children, comprising a stroller frame with unfolded and folded states, a front wheel assembly arranged at the bottom front of the stroller frame, and a rear wheel assembly arranged at the bottom of the stroller frame A rear wheel assembly and a locking mechanism for locking the cart frame under deployment, wherein the cart frame includes: a front bracket for installing the front wheel assembly; a rear bracket for installing the rear wheel assembly; side armrests, the side armrests are respectively rotatably connected to the upper part of the front bracket and the upper part of the rear bracket; Push up the rod; A lower push rod, the upper part of the lower push rod is rotatably connected with the lower part of the upper push rod, and the lower part of the lower push rod is at least rotatable with one of the two parts of the rear bracket and the side armrest connect; a first connecting rod, the first connecting rod is respectively rotatably connected to the lower part of the upper push rod and the rear bracket; a basket rod, the basket rod is rotatably connected to the rear bracket; a first sliding sleeve, the first sliding sleeve is slidably sleeved on the basket rod along the length extension direction of the basket rod, and the first connecting rod is rotatably connected with the first sliding sleeve ; a first seat post, the first seat post is respectively rotatably connected to the lower push rod and the first connecting rod; a second seat post, the second seat post is respectively rotatably connected to the front bracket and the basket rod; A second connecting rod, one end of the second connecting rod is rotatably connected to at least one of the two parts of the side armrest and the rear bracket, and the other end of the second connecting rod is connected to the first connecting rod. The two seatposts are connected in rotation. 2. The double stroller according to claim 1, characterized in that: the first seat post and the first connecting rod are rotatably connected through a second sliding sleeve, and the second sliding sleeve can move along the The length extension direction of the first seat post is slidably arranged on the first seat post, the second sliding sleeve is rotatably connected with the first connecting rod, and when the stroller is folded, the The second sliding sleeve slides backward along the length extension direction of the first seat post. 3. The double stroller according to claim 2, wherein the locking mechanism is arranged on the front bracket, the rear bracket, the side armrest, the upper push rod, and the lower push rod , the first link, the basket rod, the first sleeve, the first seat post, the second seat post, the second link and the second sleeve Between two parts that are connected by rotation or sliding. 4. The double stroller according to claim 1, characterized in that: when the stroller frame is in the unfolded state, the second seat post is located in front of the first seat post, and the first seat post is located in front of the first seat post. A seatpost is located above the second seatpost. 5. The double stroller according to claim 1, wherein when the stroller is folded, the first sliding sleeve slides forward along the extending direction of the basket rod. 6. The double stroller according to claim 1, characterized in that: the rotational connection between the basket rod and the second seat post is located at the rotational position of the second connecting rod and the second seat post Between the joint, the rotational joint between the basket rod and the rear bracket. 7. The double stroller according to claim 1, characterized in that: the rear support includes a rear support rod extending obliquely from front to rear and one end is fixedly connected to the upper end of the rear support rod and A connecting piece extending backward from the connection, the lower part of the lower push rod is rotatably connected to the other end of the connecting piece, and the other end of the side armrest is rotatably connected to the upper end of the rear support rod . 8. The double stroller according to claim 1, characterized in that: one end of the second connecting rod, the rear end of the side armrest, and the upper part of the rear bracket are connected to the same axis for rotation . 9. The double stroller according to claim 8, characterized in that: a four-bar linkage mechanism is formed between the front bracket, the side armrest, the second link and the second seatpost, A four-bar linkage mechanism is formed among the rear bracket, the basket rod, the second seat post and the second connecting rod. 10. The double stroller according to claim 1, characterized in that: a slider crank mechanism is formed between the rear bracket, the basket rod, the first sliding sleeve and the first connecting rod .