CN219969756U - Folding mechanism of child carrier - Google Patents

Abstract

The utility model relates to the technical field of child carriers, in particular to a folding mechanism of a child carrier, which comprises a first side frame and a second side frame which are oppositely arranged, wherein a first scissor type folding frame and a second scissor type folding frame are arranged between the first side frame and the second side frame; the first side frame comprises a main body rod and a chassis rod, wherein one ends of the main body rod are mutually hinged, one end of an inclined supporting rod is hinged to the main body rod, the other end of the inclined supporting rod is hinged to a sliding sleeve, the sliding sleeve is arranged on the chassis rod in a sliding mode, the inclined supporting rod is hinged to a first end of a limiting rod, a second end of the limiting rod is connected with a locking device arranged on the main body rod, and the locking device is used for limiting movement of the second end of the limiting rod. The folding structure of the utility model has the advantages of stable structure, convenient and labor-saving folding, better shock absorption and smaller folding volume.

Description

Folding mechanism of child carrier

Technical Field

The utility model relates to the technical field of child carriers, in particular to a folding mechanism of a child carrier.

Background

Child carriers such as strollers and bassinets are generally composed of two symmetrical side frames and a cross bar connected between the side frames, and the folding child carrier is a mainstream product in the market due to convenience in transportation and storage. As shown in patent CN114670915A, CN113696956a, the side frames of the existing folding child carrier are mostly composed of a herringbone hinge rod and a diagonal rod connected to the side edges, the herringbone hinge rod is easy to open due to misoperation, and the whole folded carrier still has a large volume and has a further folding space.

Disclosure of Invention

In order to provide better stability for a folded child carrier and further reduce the volume of the folded carrier, the utility model provides a folding mechanism of the child carrier, which adopts the following technical scheme:

the folding mechanism of the child carrier comprises a first side frame and a second side frame which are oppositely arranged, wherein a first scissor type folding frame and a second scissor type folding frame are arranged between the first side frame and the second side frame; the first side frame comprises a main body rod and a chassis rod, one ends of the main body rod are mutually hinged, one end of an inclined supporting rod is hinged to the main body rod, the other end of the inclined supporting rod is hinged to a sliding sleeve, the sliding sleeve is sleeved on the chassis rod in a sliding mode, a first end of a limiting rod is hinged to the inclined supporting rod, a second end of the limiting rod is connected with a locking device arranged on the main body rod, and the locking device is used for limiting movement of the second end of the limiting rod; two end points on one side of the first scissor type folding frame are respectively hinged with the main body rod and the limiting rod, and the other side of the first scissor type folding frame is correspondingly hinged with the second side frame; two endpoints of one side of the second scissor type folding frame are respectively hinged with the chassis rod and the sliding sleeve, and the other side of the second scissor type folding frame is correspondingly hinged with the second side frame.

Through adopting above-mentioned technical scheme, connect the diagonal brace between main part pole and the chassis pole, diagonal brace and chassis pole are sliding connection, are connected the gag lever post between diagonal brace middle part and the main part pole, and the gag lever post passes through locking device to be fixed, folding back main part pole, chassis pole, diagonal brace, gag lever post are pressed by each other under the action of gravity, add locking device's spacing resistance, make the carrier can not expand easily after folding, and folding stability is better. And the limiting rod presses down the elastic deformation generated by the inclined stay rod and the chassis rod when the vehicle is loaded, the inclined stay rod can consume vibration energy when sliding of the chassis rod, and the formed four-rod type folding structure effectively improves the damping capacity of the vehicle. Meanwhile, the first scissor type folding frame and the second scissor type folding frame which are arranged between the first side frame and the second side frame enable the carrier to be folded in the transverse direction, and the folded volume of the carrier is further reduced.

Optionally, the locking means includes first swivel mount and the second swivel mount of swivelling joint, first swivel mount with be equipped with between the second swivel mount and stop the mechanism, the second end of gag lever post with first swivel mount is connected, first swivel mount one side is connected with the handrail, the main part pole with the second swivel mount is connected.

Through adopting above-mentioned technical scheme, the handrail rotates to being close to main part pole and chassis pole articulated portion direction, and the handrail rotates and drives first rotating seat and rotate, drives first scissors formula folding leg, diagonal brace action when making the gag lever post on the first rotating seat upwards swing, and first scissors formula folding leg upwards closes, and diagonal brace sliding sleeve slides to the chassis pole tip of keeping away from the main part pole to realize the synchronous folding of carrier in vertical and horizontal. Along with the rotation of the support rod, the connecting rod type hinge structure of the main body rod, the chassis rod and the support rod is acted by the weight of the carrier, so that the folding and folding actions are easier and smoother, and the folding operability of the carrier is improved.

Optionally, the rotation stopping mechanism includes the spout that is equipped with in the first swivel mount, be equipped with the slider in the spout, slider one side is equipped with reset spring and a cable, cable one end is connected the slider, the cable other end wears out first swivel mount, second swivel mount inner wall be equipped with slider complex draw-in groove.

Through adopting above-mentioned technical scheme, slider one end under the normality is blocked into the draw-in groove under reset spring's bulldoze, makes first swivel mount and second swivel mount position lock dead, and pulling cable drives the slider and withdraws from the draw-in groove when the unblock, makes the handrail can drive first swivel mount rotation and carries out the carrier folding.

Optionally, the cable other end wears out behind the first swivel mount and is connected with a tractive piece, be equipped with the axostylus axostyle on the tractive piece, be equipped with on the handrail and be used for wearing to establish the slide hole of axostylus axostyle.

Through adopting above-mentioned technical scheme, the traction piece is connected the cable, has not only fixed the cable position but also has improved the application of force area, makes the pulling of cable more convenient, improves the practicality of carrier.

Optionally, the handrail upper portion is equipped with the engaging piece, the one end of a articulated first stiffening rod on the engaging piece, the other end of first stiffening rod is equipped with the adapter, be equipped with the locating rope in the adapter, the adapter with the second stiffening rod concatenation that the second side bearer corresponds to be equipped with, first stiffening rod below be equipped with on the tractive piece and push away the commentaries on classics strip, it is used for upwards pushing away the commentaries on classics first stiffening rod.

By adopting the technical scheme, the first reinforcing rod and the second reinforcing rod are tensioned under the action of the positioning rope, so that support and reinforcement are provided between the second side frame and the supporting rod of the first side frame. Meanwhile, the traction block is arranged below the first reinforcing rod, and pushes the first reinforcing rod and the second reinforcing rod to rotate and fold when the locking device is unlocked by the traction block, so that a linkage effect is achieved, and folding convenience is improved.

Optionally, the limiting rod is provided with a connecting piece, two end points on one side of the first scissor-type folding frame are respectively hinged with the main body rod and the connecting piece on the limiting rod, the connecting piece is provided with a bearing rod, and one side of the bearing rod is hinged with the main body rod.

Through adopting above-mentioned technical scheme, the carrier bar provides more mounting points for the installation of carrier other parts such as cradle etc. improves the steadiness of carrier.

Optionally, the chassis rod is provided with a universal front wheel and a parking rear wheel.

Through adopting above-mentioned technical scheme, universal front wheel improves the removal flexibility ratio of carrier, and the parking rear wheel then stops tightly after the parking, prevents that the carrier from sliding.

Optionally, a rotatable ceiling frame is arranged on the support rod.

By adopting the technical scheme, the rotatable ceiling frame enables the mounted carrier ceiling to be synchronously folded with the whole carrier.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. according to the utility model, the diagonal brace is connected with the diagonal brace between the side frame main body rod and the chassis rod, the diagonal brace is in sliding connection with the chassis rod, the diagonal brace is fixed by the locking device on the main body rod, the chassis rod, the diagonal brace and the diagonal brace are mutually pressed against after being folded, and the limit resistance of the locking device is added, so that the carrier cannot be easily unfolded after being folded, and the folding stability is better. Meanwhile, the first scissor type folding frame and the second scissor type folding frame which are arranged between the first side frame and the second side frame enable the carrier to be folded in the transverse direction, and the folded volume of the carrier is further reduced.

2. According to the utility model, one end of the sliding block in the locking device is clamped into the clamping groove under the pushing of the reset spring in a normal state, so that the first rotating seat and the second rotating seat are locked, and the sliding block is driven to exit the clamping groove by pulling the inhaul cable during unlocking, so that the support rod can drive the first rotating seat to rotate for folding the carrier. The locking device for the state of the carrier locked by the utility model has simple structure, flexible control and better practicability.

Drawings

Fig. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic view of a first side frame structure of the present utility model.

Fig. 3 is a schematic structural view of the locking device of the present utility model.

FIG. 4 is a schematic view of the structure of the inventive stabilizer bar.

Fig. 5 is a schematic view of a first reinforcing bar structure according to the present utility model.

Reference numerals illustrate: 1. a first side frame; 11. a main body lever; 111. a multi-way pipe joint; 112. a slide hole; 113. a pulling block; 114. pushing the rotating bar; 12. a chassis bar; 121. a universal front wheel; 122. a rear wheel for parking; 13. a diagonal brace; 131. a sliding sleeve; 14. a limit rod; 141. assembling pieces; 15. a carrier bar; 16. a support rod; 161. a joint; 162. a first reinforcing rod; 163. an adapter; 164. positioning ropes; 165. a second reinforcing rod; 2. a locking device; 21. a first swivel mount; 211. ear pieces; 212. a tubular interface; 213. a chute; 214. a slide block; 215. a long hole; 216. a return spring; 217. a boss; 218. an arc-shaped guide groove; 219. a guy cable; 22. a second swivel mount; 221. a clamping groove; 222. a cavity; 223. a guide rod; 23. a connecting shaft; 3. a second side frame; 4. a first scissor fold rack; 5. a second scissor-type folding frame; 6. a canopy frame; 7. an elastic supporting belt.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-5.

Referring to fig. 1 and 2, an embodiment of the present utility model discloses a folding mechanism of a child carrier, which includes a first side frame 1 and a second side frame 3 that are disposed opposite to each other, and a first scissor-type folding frame 4 and a second scissor-type folding frame 5 are disposed between the first side frame 1 and the second side frame 3. The first side frame 1 includes a main body bar 11 and a base plate bar 12, which are hinged to each other at one end, and specifically, a rotatable multi-way pipe joint 111 is provided at a first end of the main body bar 11, and one end of the base plate bar 12 is connected to the multi-way pipe joint 111. The main body rod 11 is hinged with one end of an inclined stay rod 13. The concrete main body rod 11 is provided with a hinged clamping plate, and one end of the diagonal brace 13 is connected with the main body rod 11 hinged clamping plate. The other end of the diagonal brace 13 is hinged with a sliding sleeve 131, the sliding sleeve 131 is sleeved on the chassis rod 12 in a sliding manner, specifically, two pairs of hinged clamping plates are arranged on the sliding sleeve 131, and the other end of the diagonal brace 13 is connected with the hinged clamping plates. The diagonal brace 13 is provided with a protruding portion, the protruding portion is hinged to a first end of a limiting rod 14, the limiting rod 14 is a bending rod, a second end of the limiting rod 14 is connected with a locking device 2 arranged on the main body rod 11, and the locking device 2 is used for limiting movement of the second end of the limiting rod 14. The limiting rod 14 is provided with a connecting piece 141, two end points on one side of the first scissor type folding frame 4 are respectively hinged with the multi-way pipe connecting piece 111 of the main body rod 11 and the connecting piece 141 on the limiting rod 14, the connecting piece 141 is provided with a bearing rod 15, one side of the bearing rod 15 is hinged with the main body rod 11, and the other side of the first scissor type folding frame 4 is correspondingly hinged with the second side frame 3. Two end points of one side of the second scissor type folding frame 5 are respectively hinged with the chassis rod 12 and the other pair of hinged clamping plates of the sliding sleeve 131, and the other side of the second scissor type folding frame 5 is correspondingly hinged with the second side frame 3. Wherein, the first scissor type folding frame 4 connected with the main body rod 11, the chassis rod 12 and the assembling piece 141, and the end parts of the first scissor type folding frame 4 are respectively provided with a square steel clip, and are locked with the main body rod 11 through the square steel clips.

Referring to fig. 3, the locking device 2 includes a first swivel seat 21 and a second swivel seat 22 rotatably connected, and a connecting shaft 23 is disposed between the first swivel seat 21 and the second swivel seat 22. Be equipped with the rotation stopping mechanism between first swivel mount 21 and the second swivel mount 22, first swivel mount 21 main part is cylindrically, and main part global one side is equipped with lug 211, and main part global opposite side is equipped with tubular interface 212, and the second end of gag lever post 14 is connected with first swivel mount 21 lug 211, is connected with on the tubular interface 212 of first swivel mount 21 and holds up the pole 16, and main part pole 11 is connected with second swivel mount 22. The rotation stopping mechanism comprises a sliding groove 213 arranged in the first rotary seat 21, a sliding block 214 is arranged in the sliding groove 213, and a connecting shaft 23 penetrates through a long hole 215 arranged in the middle of the sliding block 214. One side of the sliding block 214 is provided with a return spring 216 and a pull rope 219, one end of the pull rope 219 is connected with the sliding block 214, the other end of the pull rope 219 penetrates out of the first rotating seat 21, and the inner wall of the second rotating seat 22 is provided with a clamping groove 221 matched with the sliding block 214. The middle part of the first rotary seat 21 is provided with a boss 217, and the middle part of the second rotary seat 22 is provided with a concave cavity 222 matched with the boss 217. The outer periphery of the boss 217 is provided with an arc-shaped guide groove 218, and the second swivel base 22 is provided with a guide rod 223 matched with the arc-shaped guide groove 218. The other end of the pull rope 219 passes through the first rotary seat 21 and then is connected with a pulling block 113, a shaft lever is arranged on the pulling block 113, and a sliding hole 112 for passing through the shaft lever is arranged on the supporting rod 16.

Referring to fig. 4 and 5, the upper portion of the handrail 16 is provided with a joint 161, one end of a first reinforcing rod 162 is hinged to the joint 161, the other end of the first reinforcing rod 162 is provided with an adapter 163, a positioning rope 164 is arranged in the adapter 163, the adapter 163 is spliced with a second reinforcing rod 165 correspondingly arranged on the second side frame 3, a pushing and rotating strip 114 is arranged on a pulling block 113 below the first reinforcing rod 162, and the pushing and rotating strip 114 is used for pushing and rotating the first reinforcing rod 162 upwards. The chassis rod 12 is provided with a universal front wheel 121 and a parking rear wheel 122, the universal front wheel 121 is connected with the multi-way pipe joint 111, and the chassis rod 12 is in a downward inclined state when placed on a horizontal plane. The support rod 16 is provided with a rotatable ceiling frame 6. An elastic supporting belt 7 is also arranged between the second side frame 3 and the main body rod 11 of the first side frame 1.

The implementation principle of the folding mechanism of the child carrier provided by the embodiment of the utility model is as follows: when the folding device is folded, the pulling block 113 is pushed upwards, the pulling block 113 pulls the pull rope 219, the pull rope 219 pulls the sliding block 214 to unlock the locking device 2, at the moment, the support rod 16 rotates towards the direction of the universal front wheel 121 of the carrier, the support rod 16 drives the first rotary seat 21 to rotate, the limit rod 14 on the first rotary seat 21 swings upwards and drives the first scissor folding frame 4 and the diagonal brace 13 to act, the first scissor folding frame 4 is folded upwards and drives the second scissor folding frame 5 to be folded, the diagonal brace 13 sliding sleeve 131 slides towards the end part of the chassis rod 12 far away from the main body rod 11, and the support rod 16, the main body rod 11 and the chassis rod 12 are folded and closed mutually, so that the carrier is folded synchronously vertically and transversely.

The folding stability of the carrier is effectively improved through the four-bar type folding structure consisting of the main body bar 11, the chassis bar 12, the diagonal brace 13 and the limiting bar 14. Meanwhile, the first scissor type folding frame 4 and the second scissor type folding frame 5 arranged between the first side frame 1 and the second side frame 3 enable the carrier to be folded in the transverse direction, and the folded volume of the carrier is further reduced. When unlocking, the pull rope 219 pulls the sliding block 214 in the locking device 2 to withdraw from the clamping groove 221, so that the support rod 16 can drive the first swivel seat 21 to rotate for folding the carrier. The locking device 2 for locking the carrier state is simple in structure, flexible to control and good in practicability.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. A folding mechanism for a child carrier, comprising: the folding device comprises a first side frame (1) and a second side frame (3) which are oppositely arranged, wherein a first scissor type folding frame (4) and a second scissor type folding frame (5) are arranged between the first side frame (1) and the second side frame (3); the first side frame (1) comprises a main body rod (11) and a chassis rod (12) with one end hinged with each other, one end of an inclined supporting rod (13) is hinged on the main body rod (11), the other end of the inclined supporting rod (13) is hinged with a sliding sleeve (131), the sliding sleeve (131) is slidably sleeved on the chassis rod (12), a first end of a limiting rod (14) is hinged on the inclined supporting rod (13), a second end of the limiting rod (14) is connected with a locking device (2) arranged on the main body rod (11), and the locking device (2) is used for limiting the movement of the second end of the limiting rod (14); two end points on one side of the first scissor type folding frame (4) are respectively hinged with the main body rod (11) and the limiting rod (14), and the other side of the first scissor type folding frame (4) is correspondingly hinged with the second side frame (3); two end points of one side of the second scissor type folding frame (5) are respectively hinged with the chassis rod (12) and the sliding sleeve (131), and the other side of the second scissor type folding frame (5) is correspondingly hinged with the second side frame (3).

2. The child carrier folding mechanism of claim 1, wherein: the locking device (2) comprises a first swivel seat (21) and a second swivel seat (22) which are connected in a rotating mode, a rotation stopping mechanism is arranged between the first swivel seat (21) and the second swivel seat (22), the second end of the limiting rod (14) is connected with the first swivel seat (21), one side of the first swivel seat (21) is connected with a supporting rod (16), and the main body rod (11) is connected with the second swivel seat (22).

3. The child carrier folding mechanism of claim 2, wherein: the anti-rotation mechanism comprises a sliding groove (213) arranged in the first rotating seat (21), a sliding block (214) is arranged in the sliding groove (213), a reset spring (216) and a pull rope (219) are arranged on one side of the sliding block (214), one end of the pull rope (219) is connected with the sliding block (214), the other end of the pull rope (219) penetrates out of the first rotating seat (21), and a clamping groove (221) matched with the sliding block (214) is formed in the inner wall of the second rotating seat (22).

4. A child carrier folding mechanism according to claim 3, wherein: the other end of the inhaul cable (219) penetrates out of the first rotary seat (21) and then is connected with a traction block (113), a shaft lever is arranged on the traction block (113), and a sliding hole (112) used for penetrating the shaft lever is formed in the support rod (16).

5. The child carrier folding mechanism of claim 4, wherein: the utility model discloses a support device for a vehicle, including right pole (16), articulated one end of first stiffening rod (162) is equipped with joint (161) on the upper portion of right pole (16), the other end of first stiffening rod (162) is equipped with adapter (163), be equipped with location rope (164) in adapter (163), adapter (163) with second stiffening rod (165) concatenation that second side bearer (3) correspond to be equipped with, be equipped with on traction piece (113) of first stiffening rod (162) below and push away change strip (114), it is used for upwards pushing away change to push away change strip (114) first stiffening rod (162).

6. The child carrier folding mechanism of claim 1, wherein: the limiting rod (14) is provided with a connecting piece (141), two end points on one side of the first scissor type folding frame (4) are respectively hinged to the main body rod (11) and the connecting piece (141) on the limiting rod (14), the connecting piece (141) is provided with a bearing rod (15), and one side of the bearing rod (15) is hinged to the main body rod (11).

7. The child carrier folding mechanism of claim 1, wherein: the chassis rod (12) is provided with a universal front wheel (121) and a parking rear wheel (122).

8. The child carrier folding mechanism of claim 2, wherein: the rotatable ceiling frame (6) is arranged on the support rod (16).