CN209870480U - Children's shallow frame - Google Patents

Children's shallow frame Download PDF

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Publication number
CN209870480U
CN209870480U CN201920038630.6U CN201920038630U CN209870480U CN 209870480 U CN209870480 U CN 209870480U CN 201920038630 U CN201920038630 U CN 201920038630U CN 209870480 U CN209870480 U CN 209870480U
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China
Prior art keywords
rod
seat
sliding sleeve
locking sliding
connecting seat
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CN201920038630.6U
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Chinese (zh)
Inventor
杨钧卿
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ZHONGSHAN WEST DISTRICT QINGYUAN TRADE AGENCY SERVICE DEPARTMENT
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ZHONGSHAN WEST DISTRICT QINGYUAN TRADE AGENCY SERVICE DEPARTMENT
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Abstract

The utility model discloses a children's cart frame, which comprises a connecting seat, a cushion is fixed on the top of the connecting seat, the front side of the connecting seat is relatively fixedly connected with a front foot rod positioned below the cushion, two sides of the middle part of the connecting seat are rotatably hinged with a rear foot rod positioned below the cushion, the lower ends of the front foot rod and the rear foot rod are respectively provided with a wheel component, the rear foot rod is slidably connected with a locking sleeve, a linkage rod is arranged between the front foot rod and the locking sleeve, one end of the linkage rod is hinged with the middle part of the front foot rod, the other end of the linkage rod is hinged with the locking sleeve, the rear side of the connecting seat is rotatably hinged with a push rod extending from the rear direction of the cushion, a support rod is arranged between the push rod and the locking sleeve, one end of the support rod is hinged with the middle part of the push rod, the other end of the support rod, and after being folded, the front foot rod, the rear foot rod and the linkage rod are positioned below the cushion, so that the folding chair is small in size and convenient to carry.

Description

Children's shallow frame
[ technical field ] A method for producing a semiconductor device
The utility model relates to a bassinet, especially a children's shallow frame.
[ background of the invention ]
At present, the bassinet has become the indispensable article in child growth process, for conveniently carrying, the bassinet generally can both be folded and packed up, folding bassinet adopts the structure of sitting the cloth usually in order to conveniently fold, and in order to sit more comfortable, some bassinets also begin to adopt the seat to replace and sit cloth, the mode of usually adopting is after unfolding bassinet folding mechanism, install the seat on corresponding support, when needing to fold, then dismantle the seat and fold again, although also realize folding the function of packing up with the seat, its operation is inconvenient, or folding back is bulky, inconvenient carrying.
The present invention has been made based on such a situation.
[ Utility model ] content
The utility model aims at overcoming the not enough of prior art, the utility model provides a simple structure's children's shallow frame, preceding foot bar, back foot bar and push rod are corresponding to be connected with the connecting seat, the seat of this children's shallow frame is fixed in on the connecting seat, this seat can be together with this children's shallow frame folding and expansion, and when folding up, the push rod, back foot bar homogeneous phase should draw close forward the foot bar, when accomplishing to fold up, back foot bar keeps basic erect state, the seat is located the connecting seat and is the tilt state, make children's shallow frame still have the characteristics of volume minimizing after folding up, therefore, and the utility model has the advantages of convenient to use, portable and expansion use.
In order to solve the technical problem, the utility model relates to a children's shallow frame realizes through following technical scheme:
the utility model relates to a children's shallow frame, include:
the upper part of the connecting seat is provided with a seat part; the front side of the connecting seat is relatively and fixedly connected with a forward-inclined front foot rod, two sides of the middle part of the connecting seat are rotatably connected with backward-inclined rear foot rods, the rear side of the connecting seat is rotatably connected with an upward-inclined push rod, and the lower ends of the front foot rod and the rear foot rods are respectively provided with a wheel assembly;
the locking sliding sleeve is slidably connected to the rear foot rod, a linkage rod with one end hinged to the middle of the front foot rod and the other end hinged to the locking sliding sleeve is arranged between the front foot rod and the locking sliding sleeve, a support rod with one end hinged to the push rod and the other end hinged to the locking sliding sleeve is arranged between the push rod and the locking sliding sleeve, when the locking sliding sleeve slides downwards relative to the rear foot rod, the support rod pulls the push rod to draw close towards the rear foot rod, and the linkage rod pulls the rear foot rod to draw close towards the front foot rod, so that the rear foot rod is basically erected on the ground after the frame of the stroller is folded;
and the locking device is arranged between the rear foot rod and the locking sliding sleeve and can lock the locking sliding sleeve on the rear foot rod when the frame of the baby stroller is unfolded.
According to the stroller frame, the connecting seat and the seat part are integrally designed and formed, or the seat part and the connecting seat are separately designed, and the seat part is fixedly connected to the upper part of the connecting seat.
According to the stroller frame, the linkage rod is of a U-shaped structure, the U-shaped bending part of the linkage rod is hinged to the front foot rod, and two ends of the U-shaped linkage rod are hinged to the left locking sliding sleeve and the right locking sliding sleeve respectively.
According to the stroller frame, the front foot rod is provided with one piece, the lower end of the front foot rod is provided with two wheel assemblies, and the distance between the two wheel assemblies at the lower end of the front foot rod is smaller than the distance between the wheel assemblies at the lower ends of the two rear foot rods, so that the wheel assemblies at the lower ends of the front foot rod and the rear foot rods are positioned between the inner sides of the wheel assemblies at the lower ends of the two rear foot rods after the stroller frame is folded.
As above, the supporting rod is of a U-shaped structure, the U-shaped bending portion of the supporting rod is hinged to the push rod, and the U-shaped rod end of the supporting rod is hinged to the left locking sliding sleeve and the right locking sliding sleeve respectively.
According to the stroller frame, the handrail rod is arranged on the connecting seat and positioned on the front side of the seat part.
According to the stroller frame, the push rod is provided with the backrest.
As above a children's shallow frame, locking device is including fixing the fixing base on the back foot bar, be equipped with on the fixing base middle part and the fixing base is articulated and can be around articulated shaft elasticity pivoted wane, the wane is equipped with the hasp towards the one end of locking sliding sleeve, be equipped with on the locking sliding sleeve and supply the draw-in groove that the relative back foot bar of locking sliding sleeve was gone into in order to lock the locking of hasp elasticity card.
According to the stroller frame, the elastic piece used for elastically pressing the rocker is arranged between the end, far away from the lock catch, of the rocker and the fixed seat, so that the lock catch is kept clamped in the clamping groove.
According to the stroller frame for children, each rocker is provided with the pull lug at one end of the lock catch, the rope wound on the seat part is arranged between the two pull lugs, and when the rope on the seat part is directly or indirectly pulled, the lock catch is separated from the clamping groove to release the locking state of the locking sliding sleeve.
Compared with the prior art, the utility model relates to a children's shallow frame has following advantage:
1. the utility model discloses a be equipped with the seat portion on connecting seat upper portion, preceding foot bar and connecting seat front portion fixed connection, back foot bar then with connecting seat bottom middle part rotatable coupling, the push rod then rotatable coupling is in the rear side of connecting seat, through the effect of bracing piece, gangbar, the seat portion is folded up or is expanded along with the connecting seat, this seat portion is the tilt state when folding up for still have the characteristics of volume minimizing when folding up children's shallow frame, and this seat portion is basic horizontal state when expanding; by adopting the design structure, the defect that the seat part and the connecting seat are required to be separated when being folded in order to ensure that the volume after being folded is minimized in the conventional technology is avoided.
2. Because preceding foot pole is fixed relatively with the connecting seat and is connected, when folding up, push rod, back foot pole all produce relative motion with preceding foot pole, and push rod and back foot pole all draw close towards preceding foot pole direction, when accomplishing to fold up for back foot pole keeps the state of erectting basically, consequently is convenient for people to handle and take and put and expand the operation.
[ description of the drawings ]
The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:
FIG. 1 is a side view of the present invention in an expanded, set-up position;
FIG. 2 is a schematic structural view of the present invention in the unfolded and set-up state;
fig. 3 is an exploded view of the locking device of the present invention;
fig. 4 is a side view of the present invention in a folded state;
fig. 5 is a schematic structural view of another embodiment of the support rod of the present invention.
[ detailed description ] embodiments
The invention will be further described with reference to the accompanying drawings:
as shown in figures 1-5, the stroller frame of the present invention comprises a connecting seat 11, wherein a seat 12 is disposed on the upper portion of the connecting seat 11, a front leg bar 2 extending forward is fixedly connected to the front side of the connecting seat 11, at least one front leg bar 2 is provided, a rear leg bar 3 extending backward is rotatably connected to both sides of the middle portion of the connecting seat 11, a push rod 6 extending upward and obliquely is rotatably connected to the rear side of the connecting seat 11, wheel assemblies 8 are disposed at the lower ends of the front leg bar 2 and the rear leg bar 3, a locking sliding sleeve 4 is slidably connected to the rear leg bar 3, a linkage rod 5 is disposed between the front leg bar 2 and the locking sliding sleeve 4, one end of the linkage rod is hinged to the middle portion of the front leg bar 2, and the other end of the linkage rod is hinged to the locking sliding sleeve 4, a support rod 7 is disposed between the push rod 6 and the locking sliding sleeve, when the locking sliding sleeve 4 slides downwards relative to the rear foot rod 3, the supporting rod 7 pulls the push rod 6 to draw close to the rear foot rod 3, and the linkage rod 5 pulls the rear foot rod 3 to draw close to the front foot rod 2, so that the rear foot rod 3 is basically erected on the ground after the frame of the stroller is folded; a locking device 30 is arranged between the rear foot rod 3 and the locking sliding sleeve 4, and when the frame of the baby stroller is unfolded, the locking device 30 can lock the locking sliding sleeve 4 on the rear foot rod 3.
When folded, as shown in fig. 4, the locking device unlocks the locking sliding sleeve 4, so that the locking sliding sleeve 4 can slide downwards on the rear foot rod 3, when the push rod 6 rotates downwards relative to the connecting seat 11, the support rod 7 hinged on the push rod 6 pushes the locking sliding sleeve 4 to slide downwards along the rear foot rod 3, and the locking sliding sleeve 4 is pulled by the linkage rod 5 to enable the foot rod 3 to rotate relative to the connecting seat, under the action of the linkage rod 5, the rear foot rod 3 is drawn close to the front foot rod 2, the connecting seat 11, the seat part 12 and the front foot rod 2 as a whole rotate relative to the rear foot rod 3, the seat part 12 is gradually inclined, when the rear foot bar and the push rod are close to the front foot bar, the rear foot bar is basically vertical to the ground, so that the frame of the baby stroller is in a vertical state, the seat part is in a side-standing state, the folding of the frame of the children stroller still has the characteristic of minimized volume, and the unfolding of the frame of the children stroller leads the seat part to be in a basically horizontal state; by adopting the design structure, the defect that the seat part and the connecting seat are required to be separated when being folded in order to ensure that the volume after being folded is minimized in the conventional technology is avoided.
When the stroller is unfolded, as shown in fig. 1, fig. 2 and fig. 5, the push rod 6 is rotated upwards relative to the connecting seat 11, the support rod 7 hinged on the push rod 6 pulls the locking sliding sleeve 4, so that the locking sliding sleeve slides upwards on the rear foot rod 3, the linkage rod 5 is pushed in the process that the locking sliding sleeve 4 slides upwards along the rear foot rod, so that the rear foot rod 3 rotates relative to the connecting seat and is far away from the front foot rod, so that the front foot rod 2 and the rear foot rod 3 are opened relatively, the connecting seat 11 drives the seat part 12 and the front foot rod 2 to be integrated and rotates and unfolds relative to the rear foot rod 3, and until the stroller frame is unfolded, the locking sliding sleeve 4 slides to the locking position and is locked by.
The connecting base 11 and the seat 12 can be integrally injection molded to simplify the assembling process. Or the connecting seat 11 and the seat 12 are separately manufactured and then assembled, namely, the seat 12 is fixedly connected to the upper part of the connecting seat 11 in the modes of clamping, screws and the like, so that the production mold structure of the connecting seat 11 and the seat 12 is simplified, and the seat 12 can be conveniently replaced. When the folding and unfolding use is carried out, the seat part is always connected to the connecting seat, and the design structure avoids the defect that the seat part and the connecting seat are required to be separated when the seat part is folded in order to ensure that the volume after the seat part is folded is minimized in the conventional technology. The structure is simple, the folding and unfolding of the seat part 12 can be realized, the seat part 12 does not need to be disassembled and assembled, and the folding seat has the characteristics of convenience in operation and minimized volume after folding.
Two of the rear foot rods 3 are respectively positioned at the left side and the right side of the connecting seat, as shown in figure 2, and two of the support rods 7 are respectively and correspondingly hinged with the two rear foot rods 3. As shown in fig. 5, the supporting rod 7 is also of a U-shaped structure, wherein the U-shaped bending portion of the supporting rod 7 is hinged to the push rod 6, and the U-shaped two ends of the supporting rod 7 are hinged to the left and right locking sliding sleeves 4, so that the structure of the supporting rod 7 is simplified, parts are saved, the assembly is easy, and the weight is reduced.
Similarly, the linkage rod 5 is of a U-shaped structure, a U-shaped bending part of the linkage rod 5 is hinged to the front foot rod 2, and two U-shaped ends of the linkage rod 5 are hinged to the left locking sliding sleeve 4 and the right locking sliding sleeve 4 respectively.
Preceding foot bar is not limited to one or two, in the utility model discloses in preceding foot bar 2 is equipped with one, 2 lower extremes of preceding foot bar are equipped with two wheel subassemblies 8, and are located the interval of two wheel subassemblies 8 of 2 lower extremes of preceding foot bar is less than the interval of the wheel subassembly 8 of 3 lower extremes of two hind foot bars for wheel subassembly 8 of 2 lower extremes of preceding foot bar is located between the wheel subassembly 8 inboards of 3 lower extremes of two hind foot bars after children's shallow frame is folded up. Therefore, when the frame of the baby stroller is folded, the volume of the folded baby stroller is minimized.
In order to hold the child in a safe and convenient way, a handrail rod 9 is arranged on the connecting seat and positioned at the front side of the seat part 12, and a joint capable of rotating and folding relative to the upper surface of the seat part 12 is arranged between the handrail rod 9 and the connecting seat according to needs and in order to minimize the folding volume. The grab bar 9 can also be fixed to the front foot bar 2 by means of a connecting piece connection or directly on the front side of the seat 12. After folding, the front part of the seat part 12 inclines forwards and is positioned above the front foot bar 2, the rear foot bar 3 and the linkage bar 5. Therefore, before folding, the grab rail 9 can be folded and attached to the upper surface of the seat part 12 and folded together with the front foot rod 2, the rear foot rod 3 and the linkage rod 5, so that the trouble of dismounting and mounting when folding and unfolding are avoided, and the foldable chair is small in size and convenient to carry after folding; when the seat is unfolded, the grab bar 9 is turned up from the upper surface of the seat 12, and the operation is simple and convenient, and the structure is simple.
The push rod 6 is provided with a backrest 10, the backrest 10 and the push rod can be connected in a mode of matching of spring beans and clamping holes, so that the backrest can be adjusted conveniently, and a child can comfortably lean on the backrest when sitting on the seat 12. Because the push rod 6 is hinged at the rear side of the connecting seat, the backrest 10 can be folded along with the folding of the push rod 6, the trouble that the backrest needs to be detached during folding and needs to be installed during unfolding is avoided, and the structure is simple.
Locking device 30 is including fixing the fixing base 31 on back foot bar 3, be equipped with middle part and fixing base 31 articulated wane 32 on the fixing base 31, wane 32 is equipped with hasp 33 towards the one end of locking sliding sleeve 4, thereby the other end of wane 32 is equipped with and is used for making the elastic component 34 that hasp 33 pushed down towards back foot bar 3 with the up elasticity roof pressure of wane 32, preferably, elastic component 34 is the spring, with wane 32 one end with elasticity jack-up through the spring to hasp 33 that makes the wane 32 other end down detains all the time, thereby promote hasp 33 and upwarp when locking sliding sleeve 4 is followed back foot bar 3 upwards sliding, and be equipped with on the locking sliding sleeve 4 and supply hasp 33 to down buckle thereby will lock the draw-in groove 41 that sliding sleeve 4 is fixed from the last.
A pull lug 35 is arranged on each rocker 32 and at one end of the lock catch 33, a rope wound around the seat 12 is arranged between the two pull lugs 35, and when the rope on the seat 12 is pulled directly or indirectly, the lock catch 33 is separated from the slot 41 to release the locking state of the locking sliding sleeve 4.

Claims (10)

1. A stroller frame, comprising:
the connecting device comprises a connecting seat (11), wherein a seat part (12) is arranged at the upper part of the connecting seat (11); the front side of the connecting seat (11) is relatively and fixedly connected with a forward-inclined front foot rod (2), two sides of the middle part of the connecting seat (11) are rotatably connected with backward-inclined rear foot rods (3), the rear side of the connecting seat (11) is rotatably connected with an upward-inclined push rod (6), and the lower ends of the front foot rod (2) and the rear foot rods (3) are respectively provided with a wheel assembly (8);
the locking device comprises a locking sliding sleeve (4), the locking sliding sleeve (4) is slidably connected onto a rear foot rod (3), a linkage rod (5) with one end hinged to the middle of the front foot rod (2) and the other end hinged to the locking sliding sleeve (4) is arranged between the front foot rod (2) and the locking sliding sleeve (4), a supporting rod (7) with one end hinged to a push rod (6) and the other end hinged to the locking sliding sleeve (4) is arranged between the push rod (6) and the locking sliding sleeve (4), when the locking sliding sleeve (4) slides downwards relative to the rear foot rod (3), the supporting rod (7) pulls the push rod (6) to draw close towards the rear foot rod (3), and the linkage rod (5) pulls the rear foot rod (3) to draw towards the front foot rod (2) so that the rear foot rod (3) basically stands on the ground after the frame of the stroller is folded;
the locking device (30) is arranged between the rear foot rod (3) and the locking sliding sleeve (4), and the locking sliding sleeve (4) can be locked on the rear foot rod (3) when the frame of the child stroller is unfolded.
2. The stroller frame according to claim 1, wherein the connecting seat (11) and the seat (12) are integrally formed, or the seat (12) and the connecting seat (11) are separately formed, and the seat (12) is fixedly connected to the upper portion of the connecting seat (11).
3. The stroller frame according to claim 1, wherein the linkage rod (5) is of a U-shaped structure, a U-shaped bent portion of the linkage rod (5) is hinged to the front leg rod (2), and two U-shaped ends of the linkage rod (5) are hinged to the left and right locking sliding sleeves (4) respectively.
4. A stroller frame according to claim 3, wherein the front leg bar (2) is provided with one wheel assembly (8), the lower end of the front leg bar (2) is provided with two wheel assemblies (8), and the distance between the two wheel assemblies (8) at the lower end of the front leg bar (2) is smaller than the distance between the wheel assemblies (8) at the lower ends of the two rear leg bars (3), so that the wheel assembly (8) at the lower end of the front leg bar (2) is positioned between the inner sides of the wheel assemblies (8) at the lower ends of the two rear leg bars (3) after the stroller frame is folded.
5. The stroller frame according to claim 1, wherein the support rod (7) is of a U-shaped structure, the U-shaped bent portion of the support rod (7) is hinged to the push rod (6), and the U-shaped rod end of the support rod (7) is hinged to the left and right locking sliding sleeves (4), respectively.
6. A stroller frame according to claim 1, characterized in that a grab bar (9) is provided on the connecting section (11) at the front side of the seat section (12).
7. A stroller frame according to claim 1, characterized in that the push bar (6) is provided with a backrest (10).
8. A stroller frame according to any one of claims 1 to 7, characterized in that the locking device (30) comprises a fixing seat (31) fixed on the rear foot bar (3), the fixing seat (31) is provided with a rocker (32) having a middle portion hinged to the fixing seat (31) and capable of elastically rotating around a hinge axis, one end of the rocker (32) facing the locking sliding sleeve (4) is provided with a latch (33), and the locking sliding sleeve (4) is provided with a slot (41) for the latch (33) to elastically snap into to lock the locking sliding sleeve (4) relative to the rear foot bar (3).
9. A stroller frame according to claim 8, characterized in that an elastic member (34) for elastically pressing the rocker (32) is provided between the end of the rocker (32) away from the latch (33) and the fixing seat (31) so as to keep the latch (33) locked in the slot (41).
10. A stroller frame according to claim 9, wherein each of said rocker arms (32) is provided with a pull tab (35) at one end of said catch (33),
a rope wound on the seat part (12) is arranged between the two pulling lugs (35), and when the rope on the seat part (12) is directly or indirectly pulled, the lock catch (33) is separated from the clamping groove (41) to release the locking state of the locking sliding sleeve (4).
CN201920038630.6U 2019-01-10 2019-01-10 Children's shallow frame Active CN209870480U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920038630.6U CN209870480U (en) 2019-01-10 2019-01-10 Children's shallow frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920038630.6U CN209870480U (en) 2019-01-10 2019-01-10 Children's shallow frame

Publications (1)

Publication Number Publication Date
CN209870480U true CN209870480U (en) 2019-12-31

Family

ID=68950612

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920038630.6U Active CN209870480U (en) 2019-01-10 2019-01-10 Children's shallow frame

Country Status (1)

Country Link
CN (1) CN209870480U (en)

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