CN105539555A - Bassinet folding mechanism and bassinet with folding mechanism - Google Patents
Bassinet folding mechanism and bassinet with folding mechanism Download PDFInfo
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- CN105539555A CN105539555A CN201511016201.1A CN201511016201A CN105539555A CN 105539555 A CN105539555 A CN 105539555A CN 201511016201 A CN201511016201 A CN 201511016201A CN 105539555 A CN105539555 A CN 105539555A
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- pole
- connecting rod
- push rod
- perambulator
- hinged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a bassinet folding mechanism and a bassinet with the folding mechanism. According to the bassinet folding mechanism, a push rod, a front leg supporting rod and a rear leg supporting rod are ingeniously connected through a front linkage rod, a rear linkage rod and a connecting rod assembly, and the beneficial effect of the minimized size after the push rod, the front leg supporting rod and the rear leg supporting rod are folded is achieved. Meanwhile, the bassinet folding mechanism has the beneficial effects of being simple in structural design, smooth in folding and unfolding operation and safe and reliable in usage. Thus, the bassinet with the folding mechanism also has the beneficial effects of being simple in structural design, convenient to operate and rapid in folding and unfolding, the minimized size is achieved after the whole bassinet is folded, and people can go out to carry and store the bassinet conveniently.
Description
[technical field]
The present invention relates to perambulator, especially a kind of perambulator closing-folding mechanism and adopt the perambulator of this closing-folding mechanism.
[background technology]
Carry for the ease of perambulator and deposit, in prior art, general perambulator is equipped with closing-folding mechanism.
As Chinese invention patent name discloses a kind of children trolley with closing-folding mechanism, its patent No. is 201010224051.4, comprise stroller frame, stroller frame is locked in the frame locking mechanism under expanded position, stroller frame to comprise in the process changed to folding position by expanded position when stroller frame the push rod that can rotate to rear or the front of stroller frame around the first rotating shaft, first rotating shaft is positioned at the bottom of push rod, stroller frame also comprises the handle that bottom is connected by the second rotating shaft rotatedly with the upper end of push rod, be provided with between handle and push rod for the handle lockout mechanism with latched position and unlocked position by both locking positions.Because the first rotating shaft is positioned at the bottom of push rod, second rotating shaft is positioned at the upper end of push rod, when stroller frame at expanded position with the process changed of folding seated position, push rod is still can rotate to the rear of stroller frame or front around the first rotating shaft, second rotating shaft is toward moving down, and handle upwards can rotate around the second rotating shaft, when making to adopt the children trolley of technique scheme or else to need to bend over, handle top can be acted on car load is carried out folding, be convenient to trammer and take and operate.
But adopt the children trolley of technique scheme, its closing-folding mechanism is comparatively complicated, after folding, its volume is still comparatively large, is unfavorable for going out to carry or deposit.
Namely the present invention researchs and proposes for the deficiencies in the prior art.
[summary of the invention]
The technical problem to be solved in the present invention is to provide a kind of perambulator closing-folding mechanism, by front gangbar, rear gangbar and connecting rod assembly, push rod, forward foot in a step pole are connected dexterously with rear foot pole, after making push rod, forward foot in a step pole and the folding of rear foot pole, there is volume minimization feature, meanwhile, this perambulator closing-folding mechanism has the advantages that structure design is simple, operation of taking down the exhibits is smooth and easy and safe and reliable.
For solving the problems of the technologies described above, a kind of perambulator closing-folding mechanism of the present invention comprises: forward foot in a step pole, rear foot pole and push rod, described rear foot pole upper end and push rod lower end hinged, described forward foot in a step pole upper end thereof has front gangbar, described rear foot pole upper end thereof has rear gangbar, the described front gangbar other end and the rear gangbar other end are hinged with the push rod sliding sleeve being slidably connected to push rod bottom jointly, described push rod bottom is provided with the locked component for locking push rod sliding sleeve, also be provided with between described forward foot in a step pole and the top of rear foot pole and down turn down to make when drawing close the rear foot pole forward foot in a step pole connecting rod assembly drawn close of pin pole backward backward when locked component unlocks rear push-rod upper end.
Described connecting rod assembly comprises first connecting rod and the second connecting rod that middle part is hinged into X structure, the upper end of described first connecting rod and second connecting rod respectively with the upper end thereof of forward foot in a step pole and rear foot pole, the lower end of described first connecting rod and second connecting rod respectively with rear foot pole and forward foot in a step pole sliding block joint.
The top of described rear foot pole and forward foot in a step pole slidably connects rear foot pole sliding sleeve and forward foot in a step pole sliding sleeve respectively, described first connecting rod lower end and rear foot pole sliding sleeve hinged, lower end and the forward foot in a step pole sliding sleeve of described second connecting rod are hinged.
Or described connecting rod assembly comprises first connecting rod and second connecting rod that middle part is hinged into X structure, the upper end of described first connecting rod and second connecting rod respectively with the upper end thereof of forward foot in a step pole and rear foot pole, described first connecting rod lower end is hinged with third connecting rod, hinged in the middle part of the described third connecting rod other end and rear foot pole, described second connecting rod lower end is hinged with double leval jib, hinged in the middle part of the other end of described double leval jib and forward foot in a step pole.
Described locked component comprises and is located at determining bayonet socket and being located at the dynamic bayonet socket that pusher slide puts of push rod bottom, described push rod bottom be also provided with can elasticity stretch out determine bayonet socket and when dynamic bayonet socket with determine to snap in dynamic bayonet socket when bayonet socket overlaps to lock the locking block of push rod sliding sleeve.
Described locked component also comprises the fixed block being located at push rod bottom, described locking block be L-type structure and bending place and fixed block hinged, described locking block one end is provided with snap fit, be provided with snap fit return unit inside described snap fit and between fixed block, the described locking block other end is connected with the STATEMENT OF FEDERALLY SPONSORED for driving locking block to unlock.
Described front gangbar and rear gangbar are arc-shaped rod.
The present invention also provides a kind of perambulator, this perambulator have employed above-mentioned closing-folding mechanism, by connecting rod assembly and front gangbar and rear gangbar, have that structure design is simple, simple operation, feature rapidly of taking down the exhibits, and achieve volume minimization after making car load folding, and then be convenient for people to go out to carry and deposit.
A kind of perambulator of the present invention, it has described perambulator closing-folding mechanism, comprise front component, wheel assembly and handle, described front component is located between the lower end of two forward foot in a step poles, described wheel assembly is located between the lower end of two rear foot poles, the upper end of described handle and two push rods is rotatably connected, and is provided with to unlock control assembly and make handle down to turn down forward to draw close push rod and make locked component remove lock-out state to push rod sliding sleeve between described handle end and push rod upper end.
Described unblock control assembly comprises the upper joint be connected with handle end winding support, the hypozygal be fixedly connected with push rod upper end, and the clipping block be located between upper joint and hypozygal, described upper joint and hypozygal are hinged, the inner side of described upper joint and hypozygal is equipped with draw-in groove, described clipping block is slidably connected in draw-in groove, be provided with for making clipping block be stuck in clipping block return unit between two draw-in grooves simultaneously between described hypozygal and clipping block, described upper joint side slip is provided with and makes clipping block depart from the unlock button of the draw-in groove on upper joint for pushing up pressure clipping block.
Described unblock control assembly and locked component are connected by STATEMENT OF FEDERALLY SPONSORED the STATEMENT OF FEDERALLY SPONSORED upper end when described handle upper end down turns down forward are wound on upper joint or hypozygal.
Compared with prior art, tool of the present invention has the following advantages:
1, a kind of perambulator closing-folding mechanism of the present invention, by front gangbar, rear gangbar and connecting rod assembly, push rod, forward foot in a step pole are connected dexterously with rear foot pole, after making push rod, forward foot in a step pole and the folding of rear foot pole, there is volume minimization feature, meanwhile, this perambulator closing-folding mechanism has the advantages that structure design is simple, operation of taking down the exhibits is smooth and easy and safe and reliable.
2, a kind of perambulator of the present invention, has above-mentioned perambulator closing-folding mechanism, make it to have that structure design is simple, simple operation, feature rapidly of taking down the exhibits, and volume minimization after making car load folding, and then be convenient for people to go out to carry and deposit.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail, wherein:
Fig. 1 is the structural representation of the first embodiment of a kind of perambulator closing-folding mechanism of the present invention;
Fig. 2 is the explosive view of the first embodiment of a kind of perambulator closing-folding mechanism of the present invention;
Fig. 3 is the folding state reference diagram of the first embodiment of a kind of perambulator closing-folding mechanism of the present invention;
Fig. 4 is the structural representation of a kind of perambulator closing-folding mechanism of the present invention the second embodiment;
Fig. 5 is the explosive view of a kind of perambulator closing-folding mechanism of the present invention the second embodiment;
Fig. 6 is the folding state reference diagram of a kind of perambulator closing-folding mechanism of the present invention the second embodiment;
Fig. 7 is that a kind of perambulator of the present invention adopts one of structural representation of the first embodiment perambulator closing-folding mechanism;
Fig. 8 is the structural representation two that a kind of perambulator of the present invention adopts the first embodiment perambulator closing-folding mechanism;
Fig. 9 is the folding state reference diagram that a kind of perambulator of the present invention adopts the first embodiment perambulator closing-folding mechanism;
Figure 10 is that a kind of perambulator of the present invention adopts one of structural representation of the second embodiment perambulator closing-folding mechanism;
Figure 11 is the structural representation two that a kind of perambulator of the present invention adopts the second embodiment perambulator closing-folding mechanism;
Figure 12 is the folding state reference diagram that a kind of perambulator of the present invention adopts the second embodiment perambulator closing-folding mechanism;
Figure 13 is the structural representation unlocking control assembly in a kind of perambulator of the present invention.
Figure 14 is the explosive view unlocking control assembly in a kind of perambulator of the present invention.
[detailed description of the invention]
Below in conjunction with accompanying drawing, embodiments of the present invention are elaborated.
A kind of perambulator closing-folding mechanism of the present invention, comprise forward foot in a step pole 1, rear foot pole 2 and push rod 3, described rear foot pole 2 upper end and push rod 3 lower end hinged, described forward foot in a step pole 1 upper end thereof has front gangbar 4, described rear foot pole 2 upper end thereof has rear gangbar 5, described front gangbar 4 other end and rear gangbar 5 other end are hinged with the push rod sliding sleeve 6 being slidably connected to push rod 3 bottom jointly, described push rod 3 bottom is provided with the locked component 7 for locking push rod sliding sleeve 6, also be provided with between described forward foot in a step pole 1 and the top of rear foot pole 2 when locked component 7 unlocks the connecting rod assembly 8 that rear push-rod 3 upper end down turns down to make forward foot in a step pole 1 draw close to rear foot pole 2 when drawing close rear foot pole 2 backward.By front gangbar 4, rear gangbar 5 and connecting rod assembly 8 are by push rod 3, forward foot in a step pole 1 is connected dexterously with rear foot pole 2, when push rod 3 can relatively rear foot pole 2 downwards turnover is to draw close to rear foot pole 2 backward time, locked component 7 removes the lock-out state to push rod sliding sleeve 6, now push rod sliding sleeve 6 slides towards push rod 3 upper end, and gangbar 5 is that the center of circle is rotated with the hinge-point of rear foot pole 2 later, front gangbar 4 and rear gangbar 5 act on forward foot in a step pole 1 and rear foot pole 2 respectively, and pass through the interlock effect of connecting rod assembly 8, forward foot in a step pole 1 is drawn close to rear foot pole 2.Have volume minimization feature after folding, meanwhile, this perambulator closing-folding mechanism has the advantages that structure design is simple, operation of taking down the exhibits is smooth and easy and safe and reliable.
As the first embodiment of a kind of perambulator closing-folding mechanism of the present invention, as shown in Figure 1 to Figure 3, described connecting rod assembly 8 comprises first connecting rod 81 and the second connecting rod 82 that middle part is hinged into X structure, the upper end of described first connecting rod 81 and second connecting rod 82 respectively with the upper end thereof of forward foot in a step pole 1 and rear foot pole 2, the lower end of described first connecting rod 81 and second connecting rod 82 respectively with rear foot pole 2 and forward foot in a step pole 1 sliding block joint, namely the lower end of described first connecting rod 81 and second connecting rod 82 respectively with the top sliding block joint of rear foot pole 2 and forward foot in a step pole 1.When forward foot in a step pole 1 draws close folding to rear foot pole 2, the lower end of first connecting rod 81 and second connecting rod 82 is the synchronous lower slide towards rear foot pole 2 and forward foot in a step pole 1 respectively, realizes interlock folding action.
In order to ensure this invention perambulator closing-folding mechanism folding or launch action smooth and easy, the top of described rear foot pole 2 and forward foot in a step pole 1 slidably connects rear foot pole sliding sleeve 83 and forward foot in a step pole sliding sleeve 84 respectively, described first connecting rod 81 lower end and rear foot pole sliding sleeve 83 hinged, lower end and the forward foot in a step pole sliding sleeve 84 of described second connecting rod 82 are hinged.When perambulator closing-folding mechanism launches, push rod 3 upwards turns down, push rod sliding sleeve 6 lower slide towards push rod 3 are to latched position, and locked assembly 7 locks, at push rod sliding sleeve 6 towards while push rod 3 lower slide, the first connecting rod 81 and the second connecting rod 82 that are hinged to X structure open, forward foot in a step pole sliding sleeve 84 and rear foot pole sliding sleeve 83 slide towards the upper end of forward foot in a step pole 1 and rear foot pole 2 respectively, rear foot pole 2 is swung backward, and forward foot in a step pole 1 forward rocking motion, and then complete expansion action.In whole folding and expansion process, simple operation and smooth and easy
As the second embodiment of a kind of perambulator closing-folding mechanism of the present invention, as shown in Figures 4 to 6, described connecting rod assembly 8 comprises first connecting rod 81 and the second connecting rod 82 that middle part is hinged into X structure, the upper end of described first connecting rod 81 and second connecting rod 82 respectively with the upper end thereof of forward foot in a step pole 1 and rear foot pole 2, described first connecting rod 81 lower end is hinged with third connecting rod 85, hinged in the middle part of described third connecting rod 85 other end and rear foot pole 2, described second connecting rod 82 lower end is hinged with double leval jib 86, hinged in the middle part of the other end of described double leval jib 86 and forward foot in a step pole 1.When perambulator closing-folding mechanism carries out folding, unlock the locking shape body of assembly 7 pairs of push rod sliding sleeves 6, push rod 3 turns down downwards backward, slide in push rod sliding sleeve 6 upper ends towards push rod 3, and gangbar 5 is that the center of circle is rotated with the hinge-point of rear foot pole 2 after push rod sliding sleeve 6, while push rod sliding sleeve 6 slides towards push rod 3 upper end, rear gangbar 5 counteraction and pull rear foot pole 2, front gangbar 4 counteraction and pull forward foot in a step pole 1, forward foot in a step pole 1 and rear foot pole 2 is made to draw close folding, the hinge-point of first connecting rod 81 and second connecting rod 82 lower end then moves down, double leval jib 86 is drawn close to second connecting rod 82, third connecting rod 85 is drawn close to first connecting rod 81.
When perambulator closing-folding mechanism launches, push rod 3 upwards turns down, push rod sliding sleeve 6 lower slide towards push rod 3 are to latched position, and locked assembly 7 locks, at push rod sliding sleeve 6 towards while push rod 3 lower slide, the first connecting rod 81 and the second connecting rod 82 that are hinged to X structure open, and the hinge-point of first connecting rod 81 and second connecting rod 82 lower end moves up, forward foot in a step pole 1 is shored respectively and rear foot pole 2 is opened dorsad by double leval jib 86 and third connecting rod 85, namely rear leg support bar 2 is made to swing backward, and forward foot in a step pole 1 forward rocking motion, and then complete expansion action.
Described locked component 7 comprises and is located at determining bayonet socket 71 and being located at the dynamic bayonet socket 72 on push rod sliding sleeve 6 of push rod 3 bottom, described push rod 3 bottom be also provided with can elasticity stretch out determine bayonet socket 71 and when dynamic bayonet socket 72 with determine to snap in dynamic bayonet socket 72 when bayonet socket 71 overlaps to lock the locking block 73 of push rod sliding sleeve 6.
Described locked component 7 also comprises the fixed block 74 being located at push rod 3 bottom, described locking block 73 in L-type structure and bending place and fixed block 74 hinged, described locking block 73 one end is provided with snap fit 75, snap fit return unit 76 is provided with inside described snap fit 75 and between fixed block 74, snap fit return unit 76 is spring, snap fit return unit 76 is elastic top pressure snap fit 75 all the time, snap fit 75 is made to keep stretching out determining bayonet socket 71, described locking block 73 other end is connected with the STATEMENT OF FEDERALLY SPONSORED 77 for driving locking block 73 to unlock, when STATEMENT OF FEDERALLY SPONSORED 77 pulls locking block 73 one end, snap fit 75 overcomes the elastic force of snap fit return unit 76 and indentation is determined in bayonet socket 71, and depart from dynamic bayonet socket 72, now then complete the lock-out state solving push rod sliding sleeve 6, folding can be carried out, during expansion, when the dynamic bayonet socket 72 on push rod sliding sleeve 6 with determine bayonet socket 71 overlap time, snap fit 75 snaps in dynamic bayonet socket 72 under the elastic force effect of snap fit return unit 76, and then is locked by push rod sliding sleeve 6.
For the ease of folding and expansion, overcome the dead point of moving between rod member, safety action is smooth and easy, and described front gangbar 4 and rear gangbar 5 are arc-shaped rod, can also reach laborsaving object simultaneously.
The present invention also provides a kind of perambulator, this perambulator have employed above-mentioned perambulator closing-folding mechanism, comprise front component 9, wheel assembly 10 and handle 11, described front component 9 is located between the lower end of two forward foot in a step poles 1, described wheel assembly 10 is located between the lower end of two rear foot poles 2, the upper end of described handle 11 and two push rods 3 is rotatably connected, the U-shaped structure of described handle 11, be provided with between described handle 11 end and push rod 3 upper end and unlock control assembly 12 and make handle 11 down to turn down forward to draw close push rod 3 and make locked component 7 remove lock-out state to push rod sliding sleeve 6.
As shown in Figure 13 and Figure 14, described unblock control assembly 12 comprises the upper joint 121 be connected with handle 11 end winding support, the hypozygal 122 be fixedly connected with push rod 3 upper end, and the clipping block 123 be located between upper joint 121 and hypozygal 122, described upper joint 121 is hinged with hypozygal 122, the inner side of described upper joint 121 and hypozygal 122 is equipped with draw-in groove 124, described clipping block 123 is slidably connected in draw-in groove 124, be provided with for making clipping block 123 be stuck in clipping block return unit 125 between two draw-in grooves 124 simultaneously between described hypozygal 122 and clipping block 123, described upper joint 121 side slip is provided with and makes clipping block 123 depart from the unlock button 126 of the draw-in groove 124 on upper joint 121 for pushing up pressure clipping block 123.
Can only turn down forward when folding to make handle 11, corresponding position limiting structure is provided with between upper joint 121 to hypozygal 122, as Chinese invention patent name is called children trolley, the patent No. is 201010224051.4, its specification sheets the 42nd section discloses a kind of stop gear, handle 11 then can be made when folding by this mechanism, handle 11 can only turn down forward.
Described unblock control assembly 12 and locked component 7 are connected by STATEMENT OF FEDERALLY SPONSORED 77 and make STATEMENT OF FEDERALLY SPONSORED 77 upper end when described handle 3 upper end down turns down forward be wound on upper joint 121 or hypozygal 122, and STATEMENT OF FEDERALLY SPONSORED 77 can be flexible rope or cable wire.In embodiment provided by the present invention, described STATEMENT OF FEDERALLY SPONSORED 77 upper end is fixedly connected on upper joint 121, and when upper joint 121 rotates, this STATEMENT OF FEDERALLY SPONSORED 77 is wound on upper joint 121.
The first embodiment of perambulator of the present invention is as shown in Figure 7 to 9:
When carrying out folding, two hand being unlocked by pressing buttons 126, unlock button 126 overcomes the elastic force of clipping block return unit 125, when clipping block 123 departs from the draw-in groove 124 on upper joint 121, handle 11 can down turn down forward, upper joint 121 rotates relative to hypozygal 122, when upper joint 121 rotates, STATEMENT OF FEDERALLY SPONSORED 77 upper end is then made to be wound on upper joint 121, STATEMENT OF FEDERALLY SPONSORED 77 lower end then pulls locking block 73 one end, snap fit 75 on locking block 73 other end then overcomes the elastic force of snap fit return unit 76 and indentation is determined in bayonet socket 71, now the lock-out state of push rod sliding sleeve 6 is then removed, push rod 3 backward and turn down downwards, push rod sliding sleeve 6 slides towards the upper end of push rod 3, and gangbar 5 is that the center of circle is rotated with the hinge-point of rear foot pole 2 after push rod sliding sleeve 6, while push rod sliding sleeve 6 slides towards push rod 3 upper end, rear gangbar 5 counteraction and pull rear foot pole 2, front gangbar 4 counteraction and pull forward foot in a step pole 1, forward foot in a step pole 1 and rear foot pole 2 is made to draw close folding, the lower end of first connecting rod 81 and second connecting rod 82 is the synchronous lower slide towards rear foot pole 2 and forward foot in a step pole 1 respectively, realize interlock folding action.
When launching, upwards turned down by handle 11, upper joint 121 rotates relative to hypozygal 122 backward, and it is then stretching that STATEMENT OF FEDERALLY SPONSORED 77 is wound part, when clipping block 123 is stuck in the draw-in groove 124 on upper joint 121 and hypozygal 122 simultaneously, handle 11 completes expansion action and locks, in handle 11 switching process, handle 11 lower end then upwards lifts push rod 3 forward, when push rod 3 upwards turns down, push rod sliding sleeve 6 is towards push rod 3 lower slide, front gangbar 4 and rear gangbar 5 are under the thrusting action of push rod sliding sleeve 6, front leg support strut 1 is correspondingly made to open forward, rear foot pole 2 is opened backward, forward foot in a step pole sliding sleeve 84 and rear foot pole sliding sleeve 83 are respectively towards the upper end synchronous slide of rear foot pole 2 and forward foot in a step pole 1, first connecting rod 81 and second connecting rod 82 are launched, make dynamic bayonet socket 72 when push rod sliding sleeve 6 slides down to and determine snap fit 75 ejections when bayonet socket 71 overlaps and snap in dynamic bayonet socket 72, push rod sliding sleeve 6 is locked, and then complete the action of car load expansion.
The second embodiment of perambulator of the present invention is as shown in Figure 10 to Figure 12:
When carrying out folding, two hand being unlocked by pressing buttons 126, unlock button 126 overcomes the elastic force of clipping block return unit 125, when clipping block 123 departs from the draw-in groove 124 on upper joint 121, handle 11 can down turn down forward, upper joint 121 rotates relative to hypozygal 122, when upper joint 121 rotates, STATEMENT OF FEDERALLY SPONSORED 77 upper end is wound on upper joint 121, STATEMENT OF FEDERALLY SPONSORED 77 lower end then pulls locking block 73 one end, the elastic force that snap fit 75 on locking block 73 other end then overcomes snap fit return unit 76 takes off bayonet socket 72 and indentation is determined in bayonet socket 71, now the lock-out state of push rod sliding sleeve 6 is then removed, push rod 3 backward and turn down downwards, push rod sliding sleeve 6 slides towards the upper end of push rod 3, and gangbar 5 is that the center of circle is rotated with the hinge-point of rear foot pole 2 after push rod sliding sleeve 6, while push rod sliding sleeve 6 slides towards push rod 3 upper end, rear gangbar 5 counteraction and pull rear foot pole 2, front gangbar 4 counteraction and pull forward foot in a step pole 1, forward foot in a step pole 1 and rear foot pole 2 is made to draw close folding, the hinge-point of first connecting rod 81 and second connecting rod 82 lower end then moves down, double leval jib 86 is drawn close to second connecting rod 82, third connecting rod 85 is drawn close to first connecting rod 81, realize interlock folding action.
When launching, upwards turned down by handle 11, upper joint 121 rotates relative to hypozygal 122 backward, and it is then stretching that STATEMENT OF FEDERALLY SPONSORED 77 is wound part, when clipping block 123 is stuck in the draw-in groove 124 on upper joint 121 and hypozygal 122 simultaneously, handle 11 completes expansion action and locks, in handle 11 switching process, handle 11 lower end then upwards lifts push rod 3 forward, when push rod 3 upwards turns down, push rod sliding sleeve 6 is towards push rod 3 lower slide, front gangbar 4 and rear gangbar 5 are under the thrusting action of push rod sliding sleeve 6, front leg support strut 1 is correspondingly made to open forward, rear foot pole 2 is opened backward, the first connecting rod 81 and the second connecting rod 82 that are hinged to X structure open, and the hinge-point of first connecting rod 81 and second connecting rod 82 lower end moves up, forward foot in a step pole 1 is shored respectively and rear foot pole 2 is opened dorsad by double leval jib 86 and third connecting rod 85, namely rear leg support bar 2 is made to swing backward, and forward foot in a step pole 1 forward rocking motion, make dynamic bayonet socket 72 when push rod sliding sleeve 6 slides down to and determine snap fit 75 ejections when bayonet socket 71 overlaps and snap in dynamic bayonet socket 72, push rod sliding sleeve 6 is locked, and then complete the action of car load expansion.
Claims (10)
1. a perambulator closing-folding mechanism, it is characterized in that comprising: forward foot in a step pole (1), rear foot pole (2) and push rod (3), described rear foot pole (2) upper end and push rod (3) lower end hinged, described forward foot in a step pole (1) upper end thereof has front gangbar (4), described rear foot pole (2) upper end thereof has rear gangbar (5), described front gangbar (4) other end and rear gangbar (5) other end are hinged with the push rod sliding sleeve (6) being slidably connected to push rod (3) bottom jointly, described push rod (3) bottom is provided with the locked component (7) for locking push rod sliding sleeve (6), also be provided with between described forward foot in a step pole (1) and the top of rear foot pole (2) when locked component (7) unlocks the connecting rod assembly (8) that rear push-rod (3) upper end down turns down to make forward foot in a step pole (1) draw close to rear foot pole (2) when drawing close rear foot pole (2) backward.
2. a kind of perambulator closing-folding mechanism according to claim 1, it is characterized in that described connecting rod assembly (8) comprises first connecting rod (81) and the second connecting rod (82) that middle part is hinged into X structure, the upper end of described first connecting rod (81) and second connecting rod (82) respectively with the upper end thereof of forward foot in a step pole (1) and rear foot pole (2), the lower end of described first connecting rod (81) and second connecting rod (82) respectively with rear foot pole (2) and forward foot in a step pole (1) sliding block joint.
3. a kind of perambulator closing-folding mechanism according to claim 2, it is characterized in that the top of described rear foot pole (2) and forward foot in a step pole (1) slidably connects rear foot pole sliding sleeve (83) and forward foot in a step pole sliding sleeve (84) respectively, described first connecting rod (81) lower end and rear foot pole sliding sleeve (83) hinged, lower end and the forward foot in a step pole sliding sleeve (84) of described second connecting rod (82) are hinged.
4. a kind of perambulator closing-folding mechanism according to claim 1, it is characterized in that described connecting rod assembly (8) comprises first connecting rod (81) and the second connecting rod (82) that middle part is hinged into X structure, the upper end of described first connecting rod (81) and second connecting rod (82) respectively with the upper end thereof of forward foot in a step pole (1) and rear foot pole (2), described first connecting rod (81) lower end is hinged with third connecting rod (85), described third connecting rod (85) other end and rear foot pole (2) middle part hinged, described second connecting rod (82) lower end is hinged with double leval jib (86), the other end of described double leval jib (86) and forward foot in a step pole (1) middle part hinged.
5. a kind of perambulator closing-folding mechanism according to any one of claim 1-4, it is characterized in that described locked component (7) comprises and be located at determining bayonet socket (71) and being located at the dynamic bayonet socket (72) on push rod sliding sleeve (6) of push rod (3) bottom, described push rod (3) bottom be also provided with can elasticity stretch out determine bayonet socket (71) and when dynamic bayonet socket (72) with determine to snap in dynamic bayonet socket (72) when bayonet socket (71) overlaps to lock the locking block (73) of push rod sliding sleeve (6).
6. a kind of perambulator closing-folding mechanism according to claim 5, it is characterized in that described locked component (7) also comprises the fixed block (74) being located at push rod (3) bottom, described locking block (73) in L-type structure and bending place and fixed block (74) hinged, described locking block (73) one end is provided with snap fit (75), be provided with snap fit return unit (76) between described snap fit (75) inner side and fixed block (74), described locking block (73) other end is connected with the STATEMENT OF FEDERALLY SPONSORED (77) for driving locking block (73) to unlock.
7. a kind of perambulator closing-folding mechanism according to claim 5, is characterized in that described front gangbar (4) and rear gangbar (5) are arc-shaped rod.
8. a perambulator, it is characterized in that the perambulator closing-folding mechanism had described in any one of claim 1-7, comprise front component (9), wheel assembly (10) and handle (11), described front component (9) is located between the lower end of two forward foot in a step poles (1), described wheel assembly (10) is located between the lower end of two rear foot poles (2), described handle (11) is rotatably connected with the upper end of two push rods (3), be provided with between described handle (11) end and push rod (3) upper end and unlock control assembly (12) and make handle (11) can down turn down forward to draw close push rod (3) and make locked component (7) remove lock-out state to push rod sliding sleeve (6).
9. a kind of perambulator according to claim 8, it is characterized in that described unblock control assembly (12) comprises the upper joint (121) be connected with handle (11) end winding support, the hypozygal (122) be fixedly connected with push rod (3) upper end, and the clipping block (123) be located between upper joint (121) and hypozygal (122), described upper joint (121) and hypozygal (122) are hinged, the inner side of described upper joint (121) and hypozygal (122) is equipped with draw-in groove (124), described clipping block (123) is slidably connected in draw-in groove (124), be provided with for making clipping block (123) be stuck in clipping block return unit (125) between two draw-in grooves (124) simultaneously between described hypozygal (122) and clipping block (123), described upper joint (121) side slip is provided with and makes clipping block (123) depart from the unlock button (126) of the draw-in groove (124) on upper joint (121) for pushing up pressure clipping block (123).
10. a kind of perambulator according to claim 8 or claim 9, is characterized in that described unblock control assembly (12) and locked component (7) are connected by STATEMENT OF FEDERALLY SPONSORED (77) and STATEMENT OF FEDERALLY SPONSORED (77) upper end when described handle (3) upper end down turns down forward is wound on upper joint (121) or hypozygal (122).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511016201.1A CN105539555B (en) | 2015-12-28 | 2015-12-28 | A kind of perambulator closing-folding mechanism and the perambulator using the closing-folding mechanism |
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| CN201511016201.1A CN105539555B (en) | 2015-12-28 | 2015-12-28 | A kind of perambulator closing-folding mechanism and the perambulator using the closing-folding mechanism |
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| CN105539555A true CN105539555A (en) | 2016-05-04 |
| CN105539555B CN105539555B (en) | 2018-12-04 |
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| CN108791455A (en) * | 2018-09-08 | 2018-11-13 | 卢键平 | Perambulator with quick position and lock mechanism |
| CN109059077A (en) * | 2018-01-11 | 2018-12-21 | 广东美的厨房电器制造有限公司 | Range hood and cleaning system and joint assembly for range hood |
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| CN108791455A (en) * | 2018-09-08 | 2018-11-13 | 卢键平 | Perambulator with quick position and lock mechanism |
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| Publication number | Publication date |
|---|---|
| CN105539555B (en) | 2018-12-04 |
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