CN103818277B - Between a kind of chair back of child safety seat and base, be connected lock-bit system - Google Patents
Between a kind of chair back of child safety seat and base, be connected lock-bit system Download PDFInfo
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- CN103818277B CN103818277B CN201410029374.6A CN201410029374A CN103818277B CN 103818277 B CN103818277 B CN 103818277B CN 201410029374 A CN201410029374 A CN 201410029374A CN 103818277 B CN103818277 B CN 103818277B
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Abstract
The present invention has announced and has been connected lock-bit system between a kind of child safety seat chair back and base, comprise preposition locking mechanism, rearmounted locking mechanism, Control Shaft and Mobile base, Mobile base is subject to drive towards the active force of base rear end direction, in Mobile base, be provided with stopper slot, Control Shaft is positioned at stopper slot, stopper slot comprises and is wholely set level trough and tipper, and tipper is obliquely and extends as initiating terminal by the terminal of level trough, and rearmounted locking mechanism is connected with Mobile base by pull bar; On preposition locking mechanism, be provided with linked switch, the opening or closing of preposition locking mechanism control linked switch, linked switch is in closed condition, and the position of Control Shaft is locked, and linked switch is in open mode, and Control Shaft can move up; Advantage is to avoid the situation of user because of carelessness maloperation.
Description
Technical field
The present invention relates to a kind of lock-bit system of child safety seat, the chair back that especially relates to a kind of child safety seat withConnection lock-bit system between base.
Background technology
Nowadays child safety seat is known, and has split type child safety seat and monoblock type children peace on open marketFull seat, split type child safety seat is because the end back of the body can separate, and product weight is lighter separately, is convenient to fitting operation etc.Advantage becomes more and more popular at present. At present, existing split type child safety seat comprises the chair back and base, the end of the chair backPortion is provided with front fixed axis and rear fixed axis, on base, be provided be positioned at base rear side stopper slot, be positioned at base front sideThe red green indicating piece of locking mechanism and lock-bit, locking mechanism is connected with the red green indicating piece of lock-bit, and the red green indicating piece of lock-bit comprises redLook indication end and green indication end, while carrying out lock-bit operation, must first snap in the rear fixed axis of the chair back in stopper slot, thenFront fixed axis is locked in locking mechanism, completed after lock-bit operation, the embolium indication end of the red green indicating piece of lock-bit is positioned at instructionBeneath window, indication window shows that lock-bit completes, when current fixed axis does not snap in locking mechanism, red indication end is positioned at fingerShow beneath window, indication window shows that lock-bit does not complete.
There is following defect in this structure: after in this structure, fixed axis snaps in stopper slot, and front fixed axis snaps in locking mechanism,Between stopper slot and locking mechanism, do not have contact, while only having current fixed axis to snap in locking mechanism, indicating window eloquence can showShow that lock-bit completes, when after fixed axis do not snap in stopper slot, when front fixed axis snaps in locking mechanism, indication window also can showShow that lock-bit completes, when user operates, rear fixed axis may occur and do not snap in stopper slot, front fixed axis snaps in lock-bitThe situation of mechanism, now indication window shows that lock-bit completes, and makes user take for lock-bit and completes, thereby produce safetyHidden danger.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of chair back of child safety seat of the user's of preventing maloperationAnd between base, be connected lock-bit system, in this connection lock-bit system, in the time that rear fixed axis is not locked, user withoutMethod locks front fixed axis, and only has in the time that rear fixed axis and rear fixed axis are simultaneously locked, and indicating window eloquence can showShow that lock-bit completes, thereby avoided there is fixed axis not by locked situation because of carelessness.
The present invention solves the problems of the technologies described above adopted technical scheme: between a kind of child safety seat chair back and baseConnection lock-bit system, comprise preposition locking mechanism, rearmounted locking mechanism, Control Shaft and Mobile base, described Mobile baseBe subject to drive towards the active force of base rear end direction, in described Mobile base, be provided with stopper slot, described Control Shaft is positioned atIn described stopper slot, described stopper slot comprises and is wholely set level trough and tipper, and described tipper is by level troughTerminal be obliquely and extend as initiating terminal, described rearmounted locking mechanism is connected with described Mobile base by pull bar;
On described preposition locking mechanism, be provided with linked switch, the opening of described preposition locking mechanism control linked switchOr close, linked switch is in closed condition, and the position of Control Shaft is locked, and described linked switch is in open mode,Described Control Shaft can move up;
Initial state: in the time that described rearmounted locking mechanism does not lock the rear fixed axis on Chair back, described movementIt is motionless that seat keeps, and described Control Shaft is positioned at the initiating terminal of described level trough;
First step: in the time that described rearmounted locking mechanism locks the rear fixed axis on Chair back, described Mobile baseMove backward together with described pull bar, described Control Shaft is positioned at the terminal of described level trough;
Second step: in the time that described preposition locking mechanism locks the front fixed axis on Chair back, described interlock is openedClose in open mode, described Mobile base continues to move backward, and described Control Shaft is positioned at the rear end of described tipper.
Described rearmounted locking mechanism comprises after-poppet, connecting rod, the first lock-bit rotor and the first interlock rotor, describedThe upper end of after-poppet is provided with groove, and the first described lock-bit rotor has first and is subject to pressure side and the first lock-bit end, describedThe first lock-bit rotor and the first described interlock rotor are coupling respectively on described after-poppet, the upper end of described connecting rodBe connected with the first described lock-bit rotor, the lower end of described connecting rod is connected with the first described interlock rotor, describedThe first interlock rotor is connected with described Mobile base by pull bar;
In described rear fixed axis does not snap in described groove time, described first alignd with described groove by pressure side;
In described rear fixed axis snaps in described groove time, described first is subject to pressure side pressurized to drive the first described lockPosition rotor rotation, the first described lock-bit end rotation is to the top of described groove and by described rear fixed axis locking, instituteThe connecting rod of stating moves up and drives the first described interlock rotor rotation, and described Mobile base together with described pull bar backwardMobile;
Push first on the first lock-bit rotor and be subject to the operation of pressure side by described rear fixed axis, make the first described lockPosition rotor rotation, the first lock-bit end on the first lock-bit rotor is by described rear fixed axis locking, and described connecting rod is upwardsMove and drive the first described interlock rotor rotation, the first described interlock rotor discharges described pull bar, describedPull bar and described Mobile base move backward.
The first described lock-bit rotor also has and stops end and positive stop end, and fixed axis does not snap in described groove after describedWhen interior, the upper end of described connecting rod and the described end in contact that stops, described connecting rod is subject to the active force towards upwardsDrive, in described rear fixed axis snaps in described groove time, the described end that stops leaves the upper end of described connecting rod,Described positive stop end and described after-poppet form rising passway, and it is logical that the upper end of described connecting rod moves to described risingIn road;
This structure is not when lock-bit, and the upper end of described connecting rod withstands on described stopping, and end is upper, the first interlock being attached theretoRotor cannot rotate, and described pull bar and described Mobile base are stopped by the first described interlock rotor, after describedFixed axis snaps in after described groove, the first described lock-bit rotor rotation, described connecting rod rises and withstand on described inOn positive stop end, drive the first described rotation of interlock rotor an angle, described pull bar and described Mobile base quilt simultaneouslyDischarge and a mobile segment distance backward, this structure makes described movement when having reached described rear fixed axis lockingThe seat effect of side shifting backward.
The first described lock-bit rotor is connected with described after-poppet by the first spring, and fixed axis does not snap in after describedIn described groove time, the first described spring is in normal condition, and fixed axis snaps in described groove after describedTime, a described angle of the first lock-bit rotor rotation, the first described spring is in extended state;
This structure makes in the time completing the lock-bit of described rear fixed axis, and the first described spring is in extended state, simultaneouslyDue to the locking effect of the upper end of described positive stop end and described connecting rod, the first described lock-bit rotor is locked, whenWhen this structure release, the first described lock-bit rotor is released and returns to release shape under the effect of the first described springState.
The lower end of described connecting rod is provided with the first gathering sill, and the first described interlock rotor extends the company of being provided with to the insideSpindle, described connecting axle stretches in the first described gathering sill, and this structure has realized described connecting rod and described theThe connection of one interlock rotor, drives the first described interlock rotor rotation when described connecting rod moves up.
The second lock-bit rotor that described preposition locking mechanism comprises fore-stock and is coupling on fore-stock by bearing pin, described inThe second lock-bit rotor be connected with described base by the second spring, the second described lock-bit rotor has the second lock-bit endWith rectangular skewed slot, described fore-stock is vertically provided with rectangular straight trough, described Control Shaft through described rectangular straight trough andDescribed rectangular skewed slot;
In the time that described linked switch cuts out, the second described spring is in extended state, the second described lock-bit rotor andDescribed Control Shaft is locked;
In the time that described linked switch is opened, the second described lock-bit rotor rotates under the driving of the second described spring,The second described lock-bit end rotation is to the top of described fore-stock and by described front fixed axis locking, and described is rectangular obliqueGroove rotation is to aliging with described rectangular straight trough, described Control Shaft under the driving of the second described lock-bit rotor upwardMobile;
Complete the locking of described preposition locking mechanism to described front fixed axis by this structure, control described control simultaneouslyAxle processed moves up, and described Mobile base is released and moves backward.
Described linked switch comprises the second interlock rotor and limit shaft, and the second described interlock rotor is by described bearing pinBe connected with the second described lock-bit rotor, the second described interlock rotor has second and is subject to pressure side and the second gathering sill, described inThe second lock-bit rotor there is spacing breach, described limit shaft is through the second described gathering sill;
In described front fixed axis does not snap in the second described lock-bit end time, described limit shaft is positioned at described spacing lackingIn mouthful, described linked switch is in closed condition;
In described front fixed axis snaps in the second described lock-bit end time, described second is subject to pressure side pressurized to drive secondMoving rotor rotation, the second described interlock rotor drives described limit shaft to leave described spacing breach, described interlockSwitch opens;
In this structure, second on described front fixed axis extruding the second interlock rotor is subject to described in the operation of pressure side can controlLinked switch open, simultaneously the second described lock-bit rotor rotate and drive described in Control Shaft move up, describedControl Shaft discharges Mobile base, and described Mobile base moves backward.
The second described gathering sill is cannelure, and described fore-stock has transverse groove, and described limit shaft is positioned at institute simultaneouslyIn the cannelure of stating and described transverse groove;
In described front fixed axis does not snap in the second described lock-bit end time, described limit shaft is positioned at described cannelureBottom and the initiating terminal of described transverse groove;
In described front fixed axis snaps in the second described lock-bit end time, the second described interlock rotor drives described limitPosition axle, described limit shaft moves to the terminal of described transverse groove and is positioned at the top of described cannelure;
When described the second interlock rotor rotation, described limit shaft is to the outside displacement of described spacing breach, institute simultaneouslyThe second interlock rotor of stating moves down with respect to described limit shaft, and described limit shaft is finally positioned at described cannelureTop, described cannelure has position-limiting action to described limit shaft, described transverse groove is to described limit shaft toolThere is guide effect.
On described Mobile base, be provided with release handle, described release handle can locked preposition locking mechanism withRearmounted locking mechanism release.
Compared with prior art, while the invention has the advantages that rearmounted locking mechanism by rear fixed axis locking, Mobile base backwardSide shifting, Control Shaft moves to the terminal of level trough, and now preposition locking mechanism is again by front fixed axis locking, linked switchOpen, Control Shaft moves up, and Mobile base continues to move backward, and Control Shaft moves to the rear end of tipper, thereby completesThe chair back is connected with the lock-bit of base;
In this operating process, in the time that rearmounted locking mechanism and preposition locking mechanism all do not lock fixed axis, red fingerShow that end is positioned at indication window below, indication window shows that lock-bit does not complete;
When rearmounted locking mechanism by after fixed axis locking, preposition locking mechanism is during by front fixed axis locking, red indication endBe positioned at indication window below with embolium indication end, indication window shows that lock-bit completes half simultaneously;
When rearmounted locking mechanism by after fixed axis locking, preposition locking mechanism is during by front fixed axis locking, position, embolium indication endIn indication window below, indication window shows that lock-bit completes;
The lock-bit operation of carrying out preposition locking mechanism must first complete the lock-bit operation of rearmounted locking mechanism before, if rearmounted lockPosition mechanism is not by rear fixed axis locking, and Control Shaft is positioned at level trough, and Control Shaft cannot move up, thereby cannot be completeBecome preposition locking mechanism by the operation of front fixed axis locking, thereby avoided user because carelessness is not by locked rear fixed axisSituation.
Brief description of the drawings
Fig. 1 is stereogram of the present invention;
Fig. 2 is partial enlarged drawing of the present invention;
Fig. 3 is partial top view of the present invention;
Fig. 4 is the stereogram of rearmounted locking mechanism;
Fig. 5 is the structural representation of rearmounted locking mechanism during by the locking of rear fixed axis;
Structural representation when Fig. 6 is rearmounted locking mechanism by rear fixed axis locking;
Fig. 7 is the explosive view of preposition locking mechanism;
Fig. 8 is the structural representation of preposition locking mechanism.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
Embodiment: as shown in the figure, be connected lock-bit system between a kind of child safety seat chair back and base, comprise prepositionLocking mechanism 1, rearmounted locking mechanism 2, Control Shaft 3 and Mobile base 4, Mobile base 4 is subject to the work towards base rear end directionFirmly drive, be provided with stopper slot 5 in Mobile base 4, Control Shaft 3 is positioned at stopper slot 5, and stopper slot 5 comprises oneLevel trough and tipper are set, and tipper is obliquely and extends as initiating terminal, rearmounted locking mechanism by the terminal of level trough2 are connected with Mobile base 4 by pull bar 6;
On preposition locking mechanism 1, be provided with linked switch, preposition locking mechanism 1 is controlled opening or closing of linked switch,Linked switch is in closed condition, and the position of Control Shaft 3 is locked, and linked switch is in open mode, and Control Shaft 3 canMove up;
Initial state: in the time that rearmounted locking mechanism 2 does not lock the rear fixed axis on Chair back, Mobile base 4 keeps notMoving, Control Shaft 3 is positioned at the initiating terminal of level trough;
First step: in the time that rearmounted locking mechanism 2 locks the rear fixed axis on Chair back, Mobile base 4 is together with pull bar6 move backward, and Control Shaft 3 is positioned at the terminal of level trough;
Second step: in the time that preposition locking mechanism 1 locks the front fixed axis on Chair back, linked switch is in openingState, Mobile base 4 continues to move backward, and Control Shaft 3 is positioned at the rear end of tipper.
In the present embodiment, rearmounted locking mechanism 2 comprises after-poppet 7, connecting rod 8, the first lock-bit rotor 9 and firstMoving rotor 10, the upper end of after-poppet 7 is provided with groove 11, the first lock-bit rotors 9 to be had first and is subject to pressure side 12 and firstLock-bit end 13, the first lock-bit rotors 9 and the first interlock rotor 10 are coupling respectively on after-poppet 7, connecting rod 8 upperEnd is connected with the first lock-bit rotor 9, and 8 lower ends of connecting rod are connected with the first interlock rotor 10, the first interlock rotor 10Be connected with Mobile base 4 by pull bar 6;
When rear fixed axis does not snap in groove 11 when interior, first alignd with groove 11 by pressure side 12;
When rear fixed axis snaps in groove 11 when interior, first is subject to pressure side 12 pressurizeds to drive the first lock-bit rotor 9 to rotate, and firstLock-bit end 13 rotates to the top of groove 11 and by rear fixed axis locking, connecting rod 8 moves up and drives the first interlock to turnSheet 10 rotates, and Mobile base 4 moves backward together with pull bar 6;
The operation of being pushed first on the first lock-bit rotor 9 and be subject to pressure side 12 by rear fixed axis, makes the first lock-bit rotor 9Rotation, the first lock-bit end 13 on the first lock-bit rotor 9 locks rear fixed axis, and connecting rod 8 moves up and drivesThe first interlock rotor 10 rotates, and the first interlock rotor 10 discharges pull bar 6, and pull bar 6 and Mobile base 4 move backward.
In the present embodiment, the first lock-bit rotor 9 also has and stops end 14 and positive stop end 15, when after fixed axis do not snap in recessedWhen groove 11 is interior, the upper end of connecting rod 8 contacts with stopping end 14, and connecting rod 8 is subject to driving towards active force upwards,When rear fixed axis snaps in groove 11 when interior, stop that end 14 leaves the upper end of connecting rod 8, positive stop end 15 and after-poppet 7Form rising passway, the upper end of connecting rod 8 moves in rising passway;
This structure is not when lock-bit, and the upper end of connecting rod 8 withstands on and stops on end 14, the first interlock rotor 10 being attached theretoCannot rotate, pull bar 6 and Mobile base 4 are stopped by the first interlock rotor 10, when after fixed axis snap in after groove 11,The first lock-bit rotor 9 rotates, and connecting rod 8 rises and withstands on positive stop end 15, drives the first interlock rotor 10 to revolve simultaneouslyTurn an angle, pull bar 6 and Mobile base 4 are released and move backward a segment distance, and this structure has reached rear fixed axisWhen locking, make Mobile base 4 effect of side shifting backward.
In the present embodiment, the first lock-bit rotor 9 is connected with after-poppet 7 by the first spring 16, when after fixed axis do not blockEnter groove 11 when interior, the first spring 16 is in normal condition, when rear fixed axis snaps in groove 11 when interior, the first lock-bitRotor 9 rotates an angle, and the first spring 16 is in extended state;
When this structure makes the lock-bit of fixed axis after completing, the first spring 16 is in extended state, simultaneously due to spacingThe locking effect of the upper end of end 15 and connecting rod 8, the first lock-bit rotor 9 is locked, in the time of this structure release, firstLock-bit rotor 9 is released and returns to released state under the effect of the first spring 16.
In the present embodiment, the lower end of connecting rod 8 is provided with the first gathering sill 17, the first interlock rotors 10 and extends to the insideBe provided with connecting axle, connecting axle stretches in the first gathering sill 17, and this structure has realized connecting rod 8 and the first interlock rotor10 connection, connecting rod 8 drives the first interlock rotor 10 to rotate while moving up.
In the present embodiment, preposition locking mechanism 1 comprises fore-stock 18 and is coupling on fore-stock 18 by bearing pin 19The second lock-bit rotor 20, the second lock-bit rotors 20 are connected with base by the second spring 21, the second lock-bit rotor 20 toolsHave the second lock-bit end 22 and rectangular skewed slot 23, fore-stock 18 is vertically provided with rectangular straight trough 24, and Control Shaft 3 is through longBar straight trough 24 and rectangular skewed slot 23;
In the time that linked switch cuts out, the second spring 21 is in extended state, and the second lock-bit rotor 20 and Control Shaft 3 are lockedFixed;
In the time that linked switch is opened, the second lock-bit rotor 20 rotates under the driving of the second spring 21, the second lock-bit end 22Rotate to the top of fore-stock 18 and front fixed axis is locked, rectangular skewed slot 23 rotations are extremely alignd with rectangular straight trough 24,Control Shaft 3 is moved upward under the driving of the second lock-bit rotor 20;
Complete the locking of preposition locking mechanism 1 to front fixed axis by this structure, control Control Shaft 3 simultaneously and move up,Mobile base 4 is released and moves backward.
In the present embodiment, linked switch comprises that the second interlock rotor 25 and limit shaft 26, the second interlock rotors 25 pass through pinAxle 19 is connected with the second lock-bit rotor 20, and the second interlock rotor 25 has second and is subject to pressure side 27 and the second gathering sill 28,The second lock-bit rotor 20 has spacing breach 29, and limit shaft 26 is through the second gathering sill 28;
Current fixed axis does not snap in the second lock-bit end 22 when interior, and limit shaft 26 is positioned at spacing breach 29, linked switchIn closed condition;
When current fixed axis snaps in the second lock-bit end, second is subject to pressure side 27 pressurizeds to drive the second interlock rotor 25 to rotate,The second interlock rotor 25 drives limit shaft 26 to leave spacing breach 29, and linked switch is opened;
In this structure, second on front fixed axis extruding the second interlock rotor 25 is subject to the operation of pressure side 27 can control interlockSwitch opens, the second lock-bit rotor 20 rotates and drives Control Shaft 3 to move up simultaneously, and Control Shaft 3 is by Mobile base 4Discharge, Mobile base 4 moves backward.
In the present embodiment, the second gathering sill 28 is cannelure, and fore-stock 18 has transverse groove 30, and limit shaft 26 simultaneouslyBe positioned at cannelure and transverse groove 31;
Current fixed axis does not snap in the second lock-bit end 22 when interior, and limit shaft 26 is positioned at bottom and the transverse groove 30 of cannelureInitiating terminal;
Current fixed axis snaps in the second lock-bit end 22 when interior, and the second interlock rotor 25 drives limit shaft 26, limit shaft 26Move to the terminal of transverse groove 30 and be positioned at the top of cannelure;
When the second interlock rotor 25 rotates, limit shaft 26 is to the outside displacement of spacing breach 29, and the second interlock simultaneously turnsSheet 25 moves down with respect to limit shaft 26, and limit shaft 26 is finally positioned at the top of cannelure, and cannelure is to limit shaft26 have position-limiting action, and transverse groove 30 has guide effect to limit shaft 26.
In the present embodiment, be provided with release handle 31 on Mobile base 4, release handle 31 can be by locked preposition lock-bitMechanism 1 and 2 releases of rearmounted locking mechanism.
When use, rearmounted locking mechanism 2 locks rear fixed axis, Mobile base 4 side shifting backward, and Control Shaft 3 moves to waterThe terminal of rising as high as the banks, now preposition locking mechanism 1 is again by front fixed axis locking, and linked switch is opened, and Control Shaft 3 moves up,Mobile base 4 continues to move backward, and Control Shaft 3 moves to the rear end of tipper, is connected with the lock-bit of base thereby complete the chair back;
In this operating process, in the time that rearmounted locking mechanism 2 and preposition locking mechanism 1 all do not lock fixed axis, redIndication end is positioned at indication window below, and indication window shows that lock-bit does not complete;
When rearmounted locking mechanism 2 by after fixed axis locking, preposition locking mechanism 1 is during by front fixed axis locking, red instructionEnd and embolium indication end are positioned at indication window below simultaneously, and indication window shows that lock-bit completes half;
When rearmounted locking mechanism 2 by after fixed axis locking, preposition locking mechanism 1 is during by front fixed axis locking, embolium indication endBe positioned at indication window below, indication window shows that lock-bit completes;
The lock-bit operation of carrying out preposition locking mechanism 1 must first complete the lock-bit operation of rearmounted locking mechanism 2 before, if afterPut locking mechanism 1 not by rear fixed axis locking, Control Shaft 3 is positioned at level trough, and Control Shaft 3 cannot move up,Thereby cannot complete preposition locking mechanism 1 by the operation of front fixed axis locking, thereby avoid user because of general of carelessnessThe situation that rear fixed axis is locked.
Claims (7)
1. between the child safety seat chair back and base, be connected lock-bit system, it is characterized in that comprising preposition locking mechanism, rearmounted locking mechanism, Control Shaft and Mobile base, described Mobile base is subject to drive towards the active force of base rear end direction, in described Mobile base, be provided with stopper slot, described Control Shaft is positioned at described stopper slot, described stopper slot comprises and is wholely set level trough and tipper, described tipper is obliquely and extends as initiating terminal by the terminal of level trough, it is characterized in that described rearmounted locking mechanism comprises after-poppet, connecting rod, the first lock-bit rotor and the first interlock rotor, the upper end of described after-poppet is provided with groove, the first described lock-bit rotor has first and is subject to pressure side and the first lock-bit end, the first described lock-bit rotor and the first described interlock rotor are coupling respectively on described after-poppet, the upper end of described connecting rod is connected with the first described lock-bit rotor, the lower end of described connecting rod is connected with the first described interlock rotor, the first described interlock rotor is connected with described Mobile base by pull bar,
On described preposition locking mechanism, be provided with linked switch, opening or closing of described preposition locking mechanism controls linked switch, linked switch is in closed condition, and the position of Control Shaft is locked, described linked switch is in open mode, and described Control Shaft can move up;
Initial state: in the time that rear fixed axis does not snap in described groove on Chair back, described first alignd with described groove by pressure side, described rearmounted locking mechanism is not by the rear fixed axis locking on Chair back, it is motionless that described Mobile base keeps, and described Control Shaft is positioned at the initiating terminal of described level trough;
First step: in described rear fixed axis snaps in described groove time, described first is subject to pressure side pressurized to drive the first described lock-bit rotor to rotate, the first described lock-bit end rotation is to the top of described groove and by described rear fixed axis locking, described connecting rod moves up and drives the first described interlock rotor rotation, described rearmounted locking mechanism is by described rear fixed axis locking, described Mobile base moves backward together with described pull bar, and described Control Shaft is positioned at the terminal of described level trough;
Second step: in the time that described preposition locking mechanism locks the front fixed axis on Chair back, described linked switch is in open mode, and described Mobile base continues to move backward, and described Control Shaft is positioned at the rear end of described tipper; On described Mobile base, be provided with release handle.
2. between a kind of child safety seat chair back according to claim 1 and base, be connected lock-bit system, it is characterized in that the first described lock-bit rotor also has stops end and positive stop end, in described rear fixed axis does not snap in described groove time, the upper end of described connecting rod and the described end in contact that stops, described connecting rod is subject to driving towards active force upwards, in described rear fixed axis snaps in described groove time, the described end that stops leaves the upper end of described connecting rod, described positive stop end and described after-poppet form rising passway, the upper end of described connecting rod moves in described rising passway.
3. between a kind of child safety seat chair back according to claim 1 and base, be connected lock-bit system, it is characterized in that the first described lock-bit rotor is connected with described after-poppet by the first spring, in described rear fixed axis does not snap in described groove time, the first described spring is in normal condition, in described rear fixed axis snaps in described groove time, a described angle of the first lock-bit rotor rotation, the first described spring is in extended state.
4. between a kind of child safety seat chair back according to claim 1 and base, be connected lock-bit system, the lower end that it is characterized in that described connecting rod is provided with the first gathering sill, described the first interlock rotor extends to the inside and is provided with connecting axle, and described connecting axle stretches in the first described gathering sill.
5. between a kind of child safety seat chair back according to claim 1 and base, be connected lock-bit system, it is characterized in that described preposition locking mechanism comprises the second lock-bit rotor and the fore-stock connecting by bearing pin, the second described lock-bit rotor is connected with described base by the second spring, the second described lock-bit rotor has the second lock-bit end and rectangular skewed slot, described fore-stock is vertically provided with rectangular straight trough, and described Control Shaft is through described rectangular straight trough and described rectangular skewed slot;
In the time that described linked switch cuts out, the second described spring is in extended state, and the second described lock-bit rotor and described Control Shaft are locked;
In the time that described linked switch is opened, the second described lock-bit rotor rotates under the driving of the second described spring, the second described lock-bit end rotation is to the top of described fore-stock and by described front fixed axis locking, described rectangular skewed slot rotation is to aliging with described rectangular straight trough, and described Control Shaft is moved upward under the driving of the second described lock-bit rotor.
6. between a kind of child safety seat chair back according to claim 5 and base, be connected lock-bit system, it is characterized in that described linked switch comprises the second interlock rotor and limit shaft, the second described interlock rotor is connected with the second described lock-bit rotor by described bearing pin, the second described interlock rotor has second and is subject to pressure side and the second gathering sill, the second described lock-bit rotor has spacing breach, and described limit shaft is through the second described gathering sill;
In described front fixed axis does not snap in the second described lock-bit end time, described limit shaft is positioned at described spacing breach, and described linked switch is in closed condition;
In described front fixed axis snaps in the second described lock-bit end time, described second is subject to pressure side pressurized to drive the second interlock rotor to rotate, and the second described interlock rotor promotes described limit shaft and leaves described spacing breach, and described linked switch is opened.
7. between a kind of child safety seat chair back according to claim 6 and base, be connected lock-bit system, it is characterized in that the second described gathering sill is cannelure, described fore-stock has transverse groove, and described limit shaft is positioned at described cannelure and described transverse groove simultaneously;
In described front fixed axis does not snap in the second described lock-bit end time, the initiating terminal of the bottom of the cannelure described in described limit shaft is positioned at and described transverse groove;
In described front fixed axis snaps in the second described lock-bit end time, the second described interlock rotor promotes described limit shaft, and described limit shaft moves to the terminal of described transverse groove and is positioned at the top of described cannelure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410029374.6A CN103818277B (en) | 2014-01-22 | 2014-01-22 | Between a kind of chair back of child safety seat and base, be connected lock-bit system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410029374.6A CN103818277B (en) | 2014-01-22 | 2014-01-22 | Between a kind of chair back of child safety seat and base, be connected lock-bit system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103818277A CN103818277A (en) | 2014-05-28 |
| CN103818277B true CN103818277B (en) | 2016-05-04 |
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| CN201410029374.6A Active CN103818277B (en) | 2014-01-22 | 2014-01-22 | Between a kind of chair back of child safety seat and base, be connected lock-bit system |
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| CN105034922B (en) * | 2015-08-24 | 2018-01-12 | 浙江双友物流器械股份有限公司 | A kind of conveyer of trailer |
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|---|---|---|---|---|
| CN102653251B (en) * | 2011-03-03 | 2015-04-29 | 宝钜儿童用品香港股份有限公司 | Child car seat connection mechanism |
| CN102180112B (en) * | 2011-04-21 | 2012-11-21 | 镇江佳峰儿童用品有限公司(外资) | Automobile children safety seat body and base multipoint locking structure |
| CN202557343U (en) * | 2012-04-28 | 2012-11-28 | 好孩子儿童用品有限公司 | Vehicle seat for children |
| CN203727211U (en) * | 2014-01-22 | 2014-07-23 | 宁波环球娃娃婴童用品有限公司 | Connecting and position locking system between seat back and base of child safety seat |
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2014
- 2014-01-22 CN CN201410029374.6A patent/CN103818277B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103818277A (en) | 2014-05-28 |
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Address after: 315153 Zhejiang city of Ningbo province Yinzhou District West Yinzhou Road No. 688 Patentee after: NINGBO GLOBAL KIDS BABY PRODUCTS CO.,LTD. Address before: 315153 Zhejiang city of Ningbo province Yinzhou District West Yinzhou Road No. 688 Patentee before: Ningbo Global Kids Baby Products Co.,Ltd. |
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Address after: 315154 Zhejiang city of Ningbo province Yinzhou District Shiqi street light road 288 Patentee after: NINGBO GLOBAL KIDS BABY PRODUCTS CO.,LTD. Address before: 315153 Zhejiang city of Ningbo province Yinzhou District West Yinzhou Road No. 688 Patentee before: NINGBO GLOBAL KIDS BABY PRODUCTS CO.,LTD. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A connection locking system between the seat back and the base of a child safety seat Effective date of registration: 20220722 Granted publication date: 20160504 Pledgee: China Construction Bank Co.,Ltd. Ningbo housing and urban construction sub branch Pledgor: NINGBO GLOBAL KIDS BABY PRODUCTS CO.,LTD. Registration number: Y2022980011071 |