CN203142745U - Folding mechanism of baby stroller - Google Patents
Folding mechanism of baby stroller Download PDFInfo
- Publication number
- CN203142745U CN203142745U CN 201320120718 CN201320120718U CN203142745U CN 203142745 U CN203142745 U CN 203142745U CN 201320120718 CN201320120718 CN 201320120718 CN 201320120718 U CN201320120718 U CN 201320120718U CN 203142745 U CN203142745 U CN 203142745U
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- push rod
- arm
- plane
- rod
- assembly
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Abstract
The utility model discloses a folding mechanism of a baby stroller. The folding mechanism is provided with a push rod assembly provided with push rods in bilateral symmetry, a front support assembly provided with front supporting tubes in bilateral symmetry, and a back support assembly, wherein the push rods are inserted into the corresponding supporting tubes and connected with the front supporting tubes in a sliding mode, each front supporting tube is provided with a first sliding groove extending axially, a connecting piece matched with the first sliding groove is arranged at the lower end of each push rod, the back support assembly comprises folding back supporting rods in bilateral symmetry, each folding back supporting rod is formed by a first back supporting tube and a second back supporting tube through pin joint, the upper end of each first back supporting tube is connected with each front supporting tube through pin joint, a base tube is arranged between the lower end of each second back supporting tube and the lower end of each front supporting tub, connecting rods are respectively in pin joint between the second back supporting tubes and the connecting pieces of the corresponding push rods, locking devices used for locking the front supporting tubes are arranged in the push rods when a frame is spread, and the push rod assembly is provided with an unlocking device used for unlocking the locking devices. The folding mechanism has the advantages of being novel in structure, convenient to operate, low in cost, and easy to assemble.
Description
Technical field
The utility model relates to a kind of fold mechanism of doll carriage.
Background technology
In the prior art, doll carriage comprises push-rod assembly, front frame assembly, after poppet assembly, front component and wheel assembly, the folding mode of existing doll carriage is mainly two kinds, a kind of folding about being, a kind of front and back are to folding, before and after existing generally be with the lower end pin joint of push-rod assembly to the upper end of the front frame assembly of Foldable baby stroller, then the upper end of bracket component generally with front frame assembly top pin joint.Described vehicle frame generally all by the lockout mechanism locking, when vehicle frame need fold, all is to come release by the release mechanism on the vehicle frame handle when launching to use usually, and above-mentioned release mechanism is generally folding button or the folding handle that is arranged on the push-rod assembly.Folding button or folding handle unlock thereby make trailing cable drive lockout mechanism by runner or transverse bolt pulling trailing cable.
Summary of the invention
The utility model purpose is: provide a kind of novel structure, easy to operate, cost is lower and assemble the fold mechanism of easy doll carriage.
The technical solution of the utility model is: a kind of fold mechanism of doll carriage, comprise push-rod assembly, front frame assembly and after poppet assembly, described push-rod assembly has symmetrical push rod, described front frame assembly has symmetrical preceding arm, described push rod is to be plugged in the corresponding preceding arm and with this preceding arm sliding block joint, arm has axially extended first chute before described, described push rod lower end have stretch out corresponding first chute and with the attaching parts of this first chute bearing fit, described after poppet assembly comprises symmetrical folding rear pole, should be formed by the first back arm and the second back arm pin joint by folding rear pole, the upper end of the first back arm is connected with preceding arm pin joint, be provided with the underframe pipe between the lower end of the second back arm and the preceding arm lower end, be connected with connecting rod respectively between the attaching parts of the described second back arm and corresponding push rod, be provided with the blocking device that is used for the preceding arm of locking when vehicle frame launches in the described push rod, described push-rod assembly is provided with the tripper be used to the device locking that unlocks.
The concrete structure of described blocking device is: described blocking device comprises the locking piece of pin joint in push rod, locking piece is provided with the fixture block corresponding with the draw-in groove of preceding arm, the movable end of this locking piece and the traction lock of tripper is connected and fixed and the movable end of this locking piece and push rod between be provided with stage clip, when vehicle frame launches, the fixture block of locking piece snaps in the draw-in groove of preceding arm, realize the locking between push rod and the front frame, during vehicle frame folding, tripper drives the locking piece rotation by traction lock, the draw-in groove of arm before fixture block is withdrawed from is realized the release between push rod and the front frame.
The concrete structure of described tripper is: described tripper comprises and is set on the push rod and the revolving part of push rod rotation relatively, be set on the push rod and the axially movable sliding part of push rod relatively, the upper end of described traction lock is fixed on this sliding part, the lower edge of above-mentioned sliding part is formed with first inclined-plane, above-mentioned revolving part has for axially movable second chute of sliding part, this second chute bottom surface is formed with second inclined-plane with the first inclined-plane bearing fit, described sliding part is arranged in second chute of revolving part and the second inclined-plane bearing fit by first lower inclined plane and revolving part, when the relative push rod of revolving part rotates, second inclined-plane drives sliding part by first inclined-plane and upwards moves along push rod shaft in second chute, realizes release so that traction lock drives blocking device.
The utility model has the advantages that:
1. body frame structure for automotive of the present utility model is comparatively novel, its push rod and preceding arm are sliding block joints, and be not to be traditional pin joint connection mode, its blocking device that adopts the mainly rotation by locking piece is realized locking and release between push rod and the preceding arm, simple in structure, easy to assembly and cost is also lower.
. the tripper structure in the utility model is also comparatively novel, its mainly by revolving part cooperates with the inclined-plane of sliding part realize sliding part on move, and then drive the locking piece rotation by traction lock, the realization release.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is in the block diagram of deployed condition for the utility model;
Fig. 2 is in the lateral plan of deployed condition for the utility model;
Fig. 3 is in lateral plan in the folding process for the utility model;
Fig. 4 is in the lateral plan of folded state for the utility model;
Fig. 5 is in the birds-eye view of deployed condition for the utility model;
Fig. 6 is the partial enlarged drawing of Fig. 5; (when blocking device is in the lock state)
Partial enlarged drawing when Fig. 7 is in released state for the blocking device of Fig. 6;
Fig. 8 is the assembly drowing of tripper in the utility model;
Fig. 9 is in the assembly drowing of half-sectioned attitude for revolving part among Fig. 8 and sliding part;
Figure 10 is the section drawing of preceding arm in the utility model.
Wherein: 1 push-rod assembly; 11 push rods; 12 attaching partss;
2 front frame assemblies; Arm before 21; 22 draw-in grooves; 23 first chutes;
3 after poppet assemblies; 31 folding rear poles; 32 first back arms; 33 second back arms; 34 rear linking rods;
4 underframe pipes;
5 connecting rods;
6 blocking devices; 61 locking pieces; 62 fixture blocks; 63 stage clips;
7 trippers; 71 traction locks; 72 revolving parts; 721 second chutes; 722 second inclined-planes;
73 sliding parts; 731 first inclined-planes;
74 end covers; 75 guide grooves.
The specific embodiment
Embodiment: extremely shown in Figure 10 as Fig. 1, a kind of fold mechanism of doll carriage, comprise push-rod assembly 1, front frame assembly 2 and after poppet assembly 3, described push-rod assembly 1 has symmetrical push rod 11, described front frame assembly 2 has symmetrical preceding arm 21, described push rod 11 is to be plugged in the corresponding preceding arm 21 and with these preceding arm 21 sliding block joints, arm 21 has axially extended first chute 23 before described, described push rod 11 lower ends have stretch out corresponding first chute 23 and with the attaching parts 12 of these first chute, 23 bearing fits, described after poppet assembly 3 comprises symmetrical folding rear pole 31, should be formed by the first back arm 32 and second back arm 33 pin joints by folding rear pole 31, the upper end of the first back arm 32 is connected with preceding arm 21 pin joints, be provided with underframe pipe 4 between the lower end of the second back arm 33 and preceding arm 21 lower ends, be connected with connecting rod 5 respectively between the attaching parts 12 of the described second back arm 33 and corresponding push rod 11, be connected with rear linking rod 34 between the described two second back arms 33, be provided with the blocking device 6 that is used for the preceding arm 21 of locking when vehicle frame launches in the described push rod 11, described push-rod assembly 1 is provided with the tripper 7 be used to device 6 lockings that unlock.
Extremely shown in Figure 7 as Fig. 5, the concrete structure of described blocking device 6 is: described blocking device 6 comprises the locking piece 61 of pin joint in push rod 11, locking piece 61 is provided with the fixture block 62 corresponding with the draw-in groove 22 of preceding arm 21, the traction lock 71 of the movable end of this locking piece 61 and tripper 7 be connected and fixed and the movable end of this locking piece 61 and push rod 11 between be provided with stage clip 63, when vehicle frame launches, the fixture block 62 of locking piece 61 snaps in the draw-in groove 22 of preceding arm 21, realize the locking between push rod 11 and the front frame 21, during vehicle frame folding, tripper 7 drives locking piece 61 rotations by traction lock 71, the draw-in groove 22 of arm 21 before fixture block 62 is withdrawed from is realized the release between push rod 11 and the front frame 21.
As Fig. 8 and shown in Figure 9, the concrete structure of described tripper 7 is: described tripper 7 comprises and is set on the push rod 11 and the revolving part 72 of push rod 11 rotation relatively, be set on the push rod 11 and push rod 11 axially movable sliding parts 73 relatively, the upper end of described traction lock 71 is fixed on this sliding part 73, the lower edge of above-mentioned sliding part 73 is formed with first inclined-plane 731, above-mentioned revolving part 72 has for sliding part 73 axially movable second chutes 721, these second chute, 721 bottom surfaces are formed with second inclined-plane 722 with first inclined-plane, 731 bearing fits, described sliding part 73 is arranged in second chute 721 of revolving part 72 and by second inclined-plane 722 bearing fits of first lower inclined plane 731 with revolving part 72, when revolving part 72 relative push rods 11 rotate, second inclined-plane 722 drives sliding part 73 by first inclined-plane 731 and axially moves along push rod 11 in second chute 721, realizes release so that traction lock 71 drives blocking device 6.
In the present embodiment, described push rod 11 is respectively equipped with end cover 74 corresponding to the both sides up and down of revolving part 72.The arranging and can play position-limiting action to revolving part 72 of this end cover, make revolving part 72 only relatively push rod 11 rotate and can't move up and down.
In the present embodiment, described sliding part 73 is provided with the axis of guide, and described push rod 11 has the relative push rod 11 of this axis of guide of confession guide groove 75 in axial sliding.Sliding part 73 realizes that by the bearing fit of the axis of guide and guide groove 75 sliding part 73 relative push rods 11 move axially.
When the utility model folds, rotation revolving part 72, second inclined-plane 722 drives sliding part 73 by first inclined-plane 731 and axially moves along push rod 11 in second chute 721, so that traction lock 71 drives locking piece 61 rotations, the draw-in groove 22 of arm 21 before fixture block 62 is withdrawed from is realized the release between push rod 11 and the front frame 21.Give the power of 11 1 F1 directions of push rod this moment, the first back arm 32 and the second back arm 33 reach Fig. 4 state by connecting rod 5 effects, and it is folding to finish car load.
Body frame structure for automotive of the present utility model is comparatively novel, its push rod 11 is sliding block joints with preceding arm 21, and be not to be traditional pin joint connection mode, its blocking device that adopts 6 main rotations by locking piece 61 realize locking and the release between push rod 11 and the preceding arm 21, simple in structure, easy to assembly and cost is also lower.Tripper 7 structures in the utility model are also comparatively novel, its mainly by revolving part 72 cooperates with the inclined-plane of sliding part 73 realize sliding part 73 on move, and then drive locking piece 61 rotations, realization release by traction lock 71.
Below only be concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the utility model scope required for protection.
Claims (6)
1. the fold mechanism of a doll carriage, comprise push-rod assembly (1), front frame assembly (2) and after poppet assembly (3), described push-rod assembly (1) has symmetrical push rod (11), described front frame assembly (2) has symmetrical preceding arm (21), it is characterized in that: described push rod (11) is to be plugged in the corresponding preceding arm (21) and with this preceding arm (21) sliding block joint, arm (21) has axially extended first chute (23) before described, described push rod (11) lower end have stretch out corresponding first chute (23) and with the attaching parts (12) of this first chute (23) bearing fit, described after poppet assembly (3) comprises symmetrical folding rear pole (31), should be formed by the first back arm (32) and second back arm (33) pin joint by folding rear pole (31), the upper end of the first back arm (32) is connected with preceding arm (21) pin joint, be provided with underframe pipe (4) between the lower end of the second back arm (33) and preceding arm (21) lower end, be connected with connecting rod (5) respectively between the attaching parts (12) of the described second back arm (33) and corresponding push rod (11), be provided with the blocking device (6) that is used for the preceding arm (21) of locking when vehicle frame launches in the described push rod (11), described push-rod assembly (1) is provided with the tripper (7) be used to the device that unlocks (6) locking.
2. the fold mechanism of a kind of doll carriage according to claim 1, it is characterized in that: described blocking device (6) comprises the locking piece (61) of pin joint in push rod (11), locking piece (61) is provided with the fixture block (62) corresponding with the draw-in groove (22) of preceding arm (21), the traction lock (71) of the movable end of this locking piece (61) and tripper (7) be connected and fixed and the movable end of this locking piece (61) and push rod (11) between be provided with stage clip (63), when vehicle frame launches, the fixture block (62) of locking piece (61) snaps in the draw-in groove (22) of preceding arm (21), realize the locking between push rod (11) and the front frame (21), during vehicle frame folding, tripper (7) drives locking piece (61) rotation by traction lock (71), make fixture block (62) withdraw from the draw-in groove (22) of preceding arm (21), realize the release between push rod (11) and the front frame (21).
3. the fold mechanism of a kind of doll carriage according to claim 2, it is characterized in that: described tripper (7) comprises and is set in that push rod (11) is gone up and the revolving part (72) that rotates of push rod (11) relatively, be set in that push rod (11) is gone up and the axially movable sliding part of push rod (11) (73) relatively, the upper end of described traction lock (71) is fixed on this sliding part (73), the lower edge of above-mentioned sliding part (73) is formed with first inclined-plane (731), above-mentioned revolving part (72) has for sliding part (73) axially movable second chutes (721), this second chute (721) bottom surface is formed with second inclined-plane (722) with first inclined-plane (731) bearing fit, described sliding part (73) is arranged in second chute (721) of revolving part (72) and by second inclined-plane (722) bearing fit of first lower inclined plane (731) with revolving part (72), when the relative push rod (11) of revolving part (72) rotates, second inclined-plane (722) drives sliding part (73) by first inclined-plane (731) and axially moves along push rod (11) in second chute (721), realizes release so that traction lock (71) drives blocking device (6).
4. the fold mechanism of a kind of doll carriage according to claim 3 is characterized in that: described push rod (11) is respectively equipped with end cover (74) corresponding to the both sides up and down of revolving part (72).
5. the fold mechanism of a kind of doll carriage according to claim 3, it is characterized in that: described sliding part (73) is provided with the axis of guide, and described push rod (11) has for the relative push rod of this axis of guide (11) guide groove (75) in axial sliding.
6. according to the fold mechanism of claim 1 or 2 or 3 or 4 or 5 described a kind of doll carriages, it is characterized in that: be connected with rear linking rod (34) between the described two second back arms (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320120718 CN203142745U (en) | 2013-03-15 | 2013-03-15 | Folding mechanism of baby stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320120718 CN203142745U (en) | 2013-03-15 | 2013-03-15 | Folding mechanism of baby stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203142745U true CN203142745U (en) | 2013-08-21 |
Family
ID=48970293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320120718 Expired - Lifetime CN203142745U (en) | 2013-03-15 | 2013-03-15 | Folding mechanism of baby stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203142745U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103738381A (en) * | 2013-12-31 | 2014-04-23 | 好孩子儿童用品有限公司 | Stroller |
| CN105539555A (en) * | 2015-12-28 | 2016-05-04 | 中山市贝乐斯日用制品有限公司 | Bassinet folding mechanism and bassinet with folding mechanism |
| CN106043401A (en) * | 2016-07-20 | 2016-10-26 | 英属维京群岛商贯新企业股份有限公司 | Frame structure for folding type baby carriage |
-
2013
- 2013-03-15 CN CN 201320120718 patent/CN203142745U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103738381A (en) * | 2013-12-31 | 2014-04-23 | 好孩子儿童用品有限公司 | Stroller |
| CN105539555A (en) * | 2015-12-28 | 2016-05-04 | 中山市贝乐斯日用制品有限公司 | Bassinet folding mechanism and bassinet with folding mechanism |
| CN105539555B (en) * | 2015-12-28 | 2018-12-04 | 中山市贝乐斯日用制品有限公司 | A kind of perambulator closing-folding mechanism and the perambulator using the closing-folding mechanism |
| CN106043401A (en) * | 2016-07-20 | 2016-10-26 | 英属维京群岛商贯新企业股份有限公司 | Frame structure for folding type baby carriage |
| CN106043401B (en) * | 2016-07-20 | 2018-09-28 | 英属维京群岛商贯新企业股份有限公司 | A kind of body frame structure for automotive of Pushchair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130821 |
|
| CX01 | Expiry of patent term |