CN221214173U - Folding frame of plastic baby carrier - Google Patents

Abstract

The utility model discloses a folding frame of a plastic baby carrier, which comprises a main frame, wherein first rotary joints are arranged on two sides of the front end of the main frame, the front end of the main frame is connected with a front supporting leg through the first rotary joints, second rotary joints are arranged on one side of the bottom of the main frame, rear supporting legs are arranged on the second rotary joints, third rotary joints are fixedly arranged at the rear ends of the main frame, back supporting rods are rotatably connected onto the third rotary joints, grab bars are rotatably connected onto the back supporting rods through pins, fourth rotary joints are arranged on the grab bars, and handrail supporting rods connected with the main frame are arranged below the fourth rotary joints. According to the folding operation device, the first rotary joint, the second rotary joint, the third rotary joint and the fourth rotary joint are arranged, so that the front supporting leg and the main frame, the rear supporting leg and the main frame, the back supporting rod and the main frame, and the grab rail and the armrest supporting rod can be folded, and the folding operation of the baby carrier is achieved, and the baby carrier is convenient to carry when people go out.

Description

Folding frame of plastic baby carrier

Technical Field

The utility model relates to the technical field of plastic kid carriages, in particular to a folding frame of a plastic kid carriage.

Background

The baby carrier is a child product, along with the development of electronic technology, the baby carrier in the prior art has various functions, attractive appearance and deep children's favor, and some are driven electrically and some are driven by manpower, so that the baby carrier is used for children to play.

The existing baby carrier is popular with children although the function is rich, but the frame of many baby carriers has the defect of inconvenient folding, and when people play outside, the phenomenon that the baby carrier cannot be carried due to too large volume of the baby carrier occurs, so that the use feeling of the baby carrier is greatly discounted. Therefore, there is a need to design a folding chassis for a plastic stroller to solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to provide a folding frame of a plastic baby carrier, which aims to solve the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

The utility model provides a folding frame of plastics bassinet, includes the body frame, the front end both sides of body frame all are provided with first revolute joint, and the front end of body frame is connected with preceding landing leg through first revolute joint, bottom one side of body frame is provided with second revolute joint, and installs the back landing leg on the second revolute joint, the rear end fixed mounting of body frame has third revolute joint, and rotates on the third revolute joint and be connected with back bracing piece, rotate through the pin on the back bracing piece and be connected with the grab bar, and install fourth revolute joint on the grab bar, the handrail bracing piece that is connected with the body frame is installed to fourth below of revolute joint.

Preferably, the bottom of the front landing leg is provided with a front wheel, and the front wheel adopts a universal wheel structure.

Preferably, rear wheels are arranged at the bottom ends of the rear supporting legs, a brake shaft is arranged between the two rear wheels, and foot brakes are arranged on the brake shaft.

Preferably, a cross rod is fixedly arranged between the back support rods, and a protective sleeve is sleeved outside the back support rods.

Preferably, the first revolute joint, the second revolute joint, the third revolute joint and the fourth revolute joint have the same structure.

Preferably, the two rotary joints comprise a triangular shell, a sliding groove is formed in the surface of the shell, a sliding clamping piece is arranged in the sliding groove of the shell, the sliding clamping piece comprises a sliding rod inserted into the sliding groove, a cavity is formed in one end of the sliding rod, an extension spring is fixedly arranged in the cavity, a clamping block connected with the extension spring is arranged at one end of the sliding rod, and a handle is fixedly arranged on the outer wall of one side of the clamping block.

In the technical scheme, the folding frame of the plastic baby carrier provided by the utility model has the beneficial effects that:

(1) Through the first revolute joint, the second revolute joint, the third revolute joint and the fourth revolute joint, the folding between the front supporting leg and the main frame, the rear supporting leg and the main frame, the back supporting rod and the main frame and the grab rail and the armrest supporting rod can be respectively realized, so that the folding operation of the baby carrier is achieved, and the baby carrier is convenient to carry when people go out.

(2) The sliding clamping piece and the shell are matched, so that the sliding rod can freely and rapidly slide in the sliding groove, when the sliding rod slides to the end of the sliding groove, the sliding rod is clamped in the opening of the sliding groove through the clamping block, and therefore the sliding rod is limited in the sliding groove, the structure is reasonable, the operation is simple, and the flexible use of the baby carrier by people is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic view of a foldable frame of a plastic stroller according to an embodiment of the present utility model.

Fig. 2 is a schematic view of a partially enlarged structure of a folding chassis of a plastic stroller according to an embodiment of the present utility model.

Fig. 3 is a schematic view of a sliding bar and a clamping block structure provided by an embodiment of a folding frame of a plastic stroller according to the present utility model.

Main frame 1, revolute joint one 2, front landing leg 3, front wheel 4, revolute joint two 5, back landing leg 6, brake axle 7, rear wheel 8, revolute joint three 9, back bracing piece 10, grab rail 11, revolute joint four 12, handrail bracing piece 13, protective sheath 14, horizontal pole 15, slip fastener 16, foot brake 17, handle 18, slip pole 19, extension spring 20, fixture block 21.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-3, the folding frame of the plastic baby carrier provided by the embodiment of the utility model comprises a main frame 1, wherein a first rotary joint 2 is arranged on two sides of the front end of the main frame 1, the front end of the main frame 1 is connected with a front supporting leg 3 through the first rotary joint 2, a second rotary joint 5 is arranged on one side of the bottom of the main frame 1, a rear supporting leg 6 is arranged on the second rotary joint 5, a third rotary joint 9 is fixedly arranged at the rear end of the main frame 1, a back supporting rod 10 is rotatably connected on the third rotary joint 9, a handrail rod 11 is rotatably connected on the back supporting rod 10 through a pin, a fourth rotary joint 12 is arranged on the handrail rod 11, and a handrail supporting rod 13 connected with the main frame 1 is arranged below the fourth rotary joint 12.

Specifically, in this embodiment, including body frame 1, body frame 1's front end both sides all are provided with first 2 of revolute joint, and body frame 1's front end is connected with preceding landing leg 3 through first 2 of revolute joint, preceding landing leg 3 can rotate along body frame 1 through revolute joint, realize expanding and folding effect, body frame 1's bottom one side is provided with second 5 of revolute joint, and install back landing leg 6 on the second 5 of revolute joint, back landing leg 6 passes through second 5 of revolute joint, can rotate along body frame 1, fine realization is expanded and is folded, body frame 1's rear end fixed mounting has third 9 of revolute joint, and the rotation is connected with back bracing piece 10 on the third 9 of revolute joint, back bracing piece 10 passes through third 9 of revolute joint, realize the upset along body frame 1, realize folding and expanding to back bracing piece 10, be connected with handrail 11 through the pin rotation on back bracing piece 10, and install fourth 12 on the handrail 11, install the bracing piece 13 that are connected with body frame 1, when back bracing piece 10 overturns third 9, can drive handrail 13 and can realize through fourth 12 and the folding up between handrail 13.

The folding frame of the plastic baby carrier provided by the utility model can respectively realize the folding between the front support leg 3 and the main frame 1, the rear support leg 6 and the main frame 1, the back support rod 10 and the main frame 1, and the folding operation of the baby carrier as well as the folding operation of the handrail rod 11 and the handrail support rod 13 through the first rotating joint 2, the second rotating joint 5, the third rotating joint 9 and the fourth rotating joint 12, thereby being convenient for people to carry the baby carrier when going out.

In one embodiment provided by the utility model, the bottom end of the front supporting leg 3 is provided with the front wheel 4, the front wheel 4 adopts a universal wheel structure, the front wheel 4 adopting the universal wheel structure is convenient for people to operate the baby carrier, the bottom end of the rear supporting leg 6 is provided with the rear wheels 8, a brake shaft 7 is arranged between the two rear wheels 8, the brake shaft 7 is provided with the foot brake 17, and the locking of people to the rear wheels 8 is facilitated through the arranged foot brake 17.

In another embodiment provided by the utility model, the cross bars 15 are fixedly arranged between the back support rods 10, the outer parts of the back support rods 10 are sleeved with the protective sleeves 14, and the hand holding of people on the back support rods 10 is facilitated through the protective sleeves 14, so that the assistance of children in riding is realized by adults.

In still another embodiment provided by the utility model, the first rotary joint 2, the second rotary joint 5, the third rotary joint 9 and the fourth rotary joint 12 have the same structure, and the joints with the same structure are adopted, so that the assembly and the use of the baby carrier are convenient for people, and great convenience is brought for people.

The second rotary joint 5 comprises a shell with a triangular structure, a sliding groove is formed in the surface of the shell, a sliding clamping piece 16 is arranged in the sliding groove of the shell, the sliding clamping piece 16 comprises a sliding rod 19 inserted into the sliding groove, a cavity is formed in one end of the sliding rod 19, an extension spring 20 is fixedly arranged in the cavity, a clamping block 21 connected with the extension spring 20 is arranged at one end of the sliding rod 19, and a handle 18 is fixedly arranged on the outer wall of one side of the clamping block 21; the cooperation between the fastener 16 that slides that adopts and the shell for the slide bar 19 can be in the inside free quick slip of spout, when waiting to slide to the end of spout, as shown in fig. 2, the opening at spout both ends is the locking screens promptly, through the inside of the opening of fixture block 21 joint at the spout, thereby realizes the spacing of slide bar 19 inside the spout, rational in infrastructure, easy operation is convenient for people's nimble use to the bassinet.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (6)

1. The utility model provides a folding frame of plastics bassinet, includes body frame (1), its characterized in that, the front end both sides of body frame (1) all are provided with first (2) of revolute joint, and the front end of body frame (1) is connected with preceding landing leg (3) through first (2) of revolute joint, bottom one side of body frame (1) is provided with second (5) of revolute joint, and installs back landing leg (6) on second (5) of revolute joint, the rear end fixed mounting of body frame (1) has third (9) of revolute joint, and rotates on third (9) of revolute joint and be connected with back bracing piece (10), be connected with rest bar (11) through the pin rotation on back bracing piece (10), and install fourth (12) of revolute joint on rest bar (11), hand rest bracing piece (13) that are connected with body frame (1) are installed to the below of fourth (12) of revolute joint.

2. A folding chassis of a plastic pram according to claim 1, characterized in that the bottom end of the front leg (3) is provided with a front wheel (4), and that the front wheel (4) is of a universal wheel construction.

3. A folding chassis of a plastic pram according to claim 1, characterized in that the bottom ends of the rear legs (6) are provided with rear wheels (8), a brake axle (7) is arranged between two rear wheels (8), and a foot brake (17) is arranged on the brake axle (7).

4. A folding chassis of a plastic pram according to claim 1, characterized in that a cross bar (15) is fixedly mounted between the back support bars (10), and that a protective sleeve (14) is sleeved outside the back support bars (10).

5. A folding chassis for a plastic buggy according to claim 1, characterized in that the first (2), second (5), third (9) and fourth (12) rotational joints are of identical construction.

6. The folding frame of a plastic baby carrier according to claim 5, wherein the second rotary joint (5) comprises a triangular shell, a sliding groove is formed in the surface of the shell, a sliding clamping piece (16) is arranged in the sliding groove of the shell, the sliding clamping piece (16) comprises a sliding rod (19) inserted into the sliding groove, a cavity is formed in one end of the sliding rod (19), an extension spring (20) is fixedly arranged in the cavity, a clamping block (21) connected with the extension spring (20) is arranged at one end of the sliding rod (19), and a handle (18) is fixedly arranged on the outer wall of one side of the clamping block (21).