CN201287756Y - Baby carriage and seat combination mechanism for baby carriage - Google Patents

Abstract

The utility model discloses a baby carriage and a seat combined structure for the baby carriage, wherein the seat combined structure comprises a positioning element arranged on a seat frame and a seat support element arranged on a body frame of the baby carriage, and the positioning element can be movably assembled on the seat support element. The seat support element comprises a positioning element groove matching with the positioning element and a positioning groove which is located on one side of the positioning element groove. The positioning element comprises a positioning pin which can elastically move between a locking position and a releasing position, and the positioning pin is inserted into the positioning groove when the positioning element is placed in the positioning element groove of the seat support element to assemble the seat frame in the body frame of the baby carriage.

Description

Perambulator and be used for the seat combining mechanism of perambulator

Technical field

The utility model relates to a kind of seat combining mechanism, especially relates to a kind of seat combining mechanism that is used for perambulator.

Background technology

As shown in Figure 1, existing perambulator 1 comprises a vehicle body frame 40, this vehicle body frame 40 has a plurality of rollers 41, relative position respectively is provided with a seat combining mechanism 60A on described vehicle body frame 40, one seat frame 50 is connected with vehicle body frame 40 in separable mode, and can adjust the angle of inclination of seat frame 50 by above-mentioned seat combining mechanism 60A, seat frame 50 also can be connected with vehicle body frame 40 at the required fore-and-aft direction of changing of user.Yet, in the perambulator of above-mentioned existing structure, seat combining mechanism 60A does not have the device of resetting and inhibiting device, therefore, when the angle of inclination of adjusting seat frame 50 is excessive, causing easily to adjust above assigned position causes danger the baby who rides in the perambulator, and, after seat frame 50 breaks away from vehicle body frame 40 with its angle of inclination, seat combining mechanism 60A can't automatically revert to the initial position, so that problem can take place in the time of will connecting vehicle body frame 40 once more in seat frame 50, or must connect vehicle body frame 40 in the inclination mode of background, and is very inconvenient in the operation.

The utility model content

The purpose of this utility model is the seat combining mechanism that a kind of perambulator is provided and is used for perambulator, to address the above problem.

The purpose of this utility model is to realize like this, a kind of seat combining mechanism of perambulator promptly is provided, a seat strut member that comprises a setting element that is arranged at a seat frame and be arranged at a vehicle body frame, described setting element can be installed on this seat strut member, wherein with moving apart: described seat strut member comprises a setting element groove that matches with described setting element and is positioned at a location groove of this setting element groove one side; Described setting element comprises a locating dowel pin, described locating dowel pin can flexibly move between a latched position and a unlocking position, when this setting element placed this setting element groove of described supporting base of seat and this seat frame is installed in this vehicle body frame, described locating dowel pin inserted in this detent.

The utility model provides a kind of perambulator in addition, comprise a vehicle body frame and and can move apart the seat frame that is incorporated on this vehicle body frame, wherein: this seat frame comprises a setting element, and this setting element comprises a locating dowel pin that can flexibly move between a latched position and a unlocking position; Described vehicle body frame comprises a seat strut member, and this seat strut member has a setting element groove this setting element installing for described seat frame, and is positioned at a location groove of this setting element groove one side; When described seat frame combines with described vehicle body frame, this setting element of described seat frame is installed in this setting element groove of described vehicle body frame, and this locating dowel pin engages with this detent, is used for described seat frame is fixed in described vehicle body frame.

Advantage of the present utility model is, no matter current which kind of obliquity that is in of the seat frame on this perambulator, behind its clear off the seat supporting seat, supporting base of seat all can be replied former horizontality, so that seat frame is when desiring to be installed on supporting base of seat once more, still can plumbness insert in the supporting base of seat, in addition, it is excessive that the utility model also can utilize chair angle adjusting mechanism mentioned in the foregoing description to prevent that seat frame from adjusting angle, and the situation that is used to avoid child to present on the seat on the head leftover bits and pieces takes place.

Description of drawings

Fig. 1 is the perspective view of perambulator described in the prior art;

Fig. 2 is the perspective view of the perambulator described in the utility model;

Fig. 3 A is the exploded perspective scheme drawing of the seat combining mechanism that is used for the perambulator right side described in the utility model;

Fig. 3 B is the exploded perspective scheme drawing of the seat combining mechanism that is used for the perambulator left side described in the utility model;

Fig. 4 is the combination schematic perspective view of the seat combining mechanism that is used for the perambulator left side described in the utility model;

Fig. 5 A is the combination generalized section of the seat combining mechanism of the seat frame on perambulator right side in the utility model when combining with vehicle body frame;

After Fig. 5 B figure is the button pressed downwards of Fig. 5 A, drive first radius stay and move and withdraw from detent, and spacing protrusion is corresponding to the action diagram of spacing block set position;

Fig. 6 A is the combination generalized section of the seat combining mechanism the when seat frame on the left of the perambulator combines with vehicle body frame in the utility model;

After Fig. 6 B is the button pressed downwards of Fig. 6 A, drive first radius stay and move and withdraw from detent, but spacing block set can't stops the action diagram of left side button;

Fig. 7 A is that the seat combining mechanism that is used for the perambulator right side described in the utility model is lain at ordinary times the scheme drawing of the relative position between the detent on seat frame and the pivot connecting seat at perambulator.

Fig. 7 B be the seat combining mechanism that is used for the perambulator right side described in the utility model when the infant car seat chair frame is in forward direction first obliquity, the scheme drawing of relative position between the detent on supporting base of seat and the pivot connecting seat;

Fig. 7 C be the seat combining mechanism that is used for the perambulator right side described in the utility model when the infant car seat chair frame is in forward direction second obliquity, the scheme drawing of relative position between the detent on supporting base of seat and the pivot connecting seat;

Fig. 8 A when seat frame is in forward location, is the scheme drawing of horizontal positioned state in the perambulator of using the seat combining mechanism described in the utility model;

Fig. 8 B when seat frame is in forward location, carries out the scheme drawing that first angle of inclination is adjusted in the perambulator of using the seat combining mechanism described in the utility model;

Fig. 8 C when seat frame is in forward location, carries out the scheme drawing that second angle of inclination is adjusted in the perambulator of using the seat combining mechanism described in the utility model;

Fig. 8 D is in the perambulator of using the seat combining mechanism described in the utility model, and seat frame is in the back when the position, is the scheme drawing of horizontal positioned state;

Fig. 8 E is in the perambulator of using the seat combining mechanism described in the utility model, and seat frame is in the back when the position, carries out the scheme drawing that first angle of inclination is adjusted;

Fig. 8 F is in the perambulator of using the seat combining mechanism described in the utility model, and seat frame is in the back when the position, carries out the scheme drawing that second angle of inclination is adjusted;

Fig. 9 also inserts the scheme drawing of supporting base of seat vertically downward for seat frame horizontal positioned in the perambulator of using the seat combining mechanism described in the utility model;

Figure 10 is for using the seat combining mechanism described in the utility model, and its setting element can be incorporated into baby's case of sleeping, and is located at the seat pivot connecting seat of perambulator and the embodiment scheme drawing of rotary seat with cooperation;

Figure 11 is the exploded perspective scheme drawing of another embodiment seat combining mechanism of the utility model;

Figure 12 is the schematic perspective view of Figure 11 setting element and seat strut member;

Figure 13 is the generalized section that locating dowel pin inserts detent when Figure 12 seat frame combines with vehicle body frame;

Figure 14 leaves the generalized section of detent for Figure 13 locating dowel pin;

Figure 15 is the lateral plan of Figure 11 seat combining mechanism;

Figure 16 is the schematic perspective view of Figure 11 seat frame;

Figure 17 leaves the scheme drawing of flute profile engaging groove for Figure 15 flute profile engagement piece.

The main element nomenclature

1 perambulator

10,128 pivot connecting seats

11 first joint faces

12 positioning salients

13,136 detents

14 prodgers

15 inclined-plane openings

16 spacing block sets

19,108 seat strut members

20,130 supporting base of seat

21 second joint faces

22,138 setting element grooves

23,126 grooves

24 locating parts

25 stage clips

30,104 setting elements

31 hollow fixed covers

310 guide grooves

311 first knock holees

312 second knock holees

313 dividing plates

314 second installation portions

315 first installation portions

Plug in 32

321 screws

33 seat connecting portions

34 springs

35 locating bushs

370,123 first inclined-planes

36 first radius stays

37,112 buttons

350,125 second inclined-planes

371 spacing protrusions

38 second radius stays

40,106 vehicle body frames

41 rollers

50,102 seat frames

60,60A, 100 seat combining mechanisms

70 casees of sleeping

109 locating dowel pins

110 enclosing covers

114 first elastic components

116 positioning sliding blocks

118 second elastic components

120 inner caps

122 knock holees

124,372 first guide grooves

132,373 second guide grooves

134 flute profile engagement pieces

135 protruding axles

140 flute profiles engaging groove

142 stop mechanisms

143 operating parts

144 interlock lines

146 first contact surfaces

148 second contact surfaces

The specific embodiment

Be described further below in conjunction with the seat combining mechanism of accompanying drawing perambulator described in the utility model.

As shown in Figure 2, perambulator 1 described in the utility model comprises vehicle body frame 40 and seat frame 50, described seat frame 50 is connected with vehicle body frame 40 by the seat combining mechanism 60 that is provided with on the vehicle body frame 40, described vehicle body frame 40 front portions are provided with the car body forward foot in a step, the rear portion is provided with the car body rear foot, on the car body forward foot in a step and the car body rear foot roller 41 is installed all.Described seat combining mechanism 60 is located at the and arranged on left and right sides of perambulator 1, Fig. 3 A and Fig. 3 B are respectively and show the seat combining mechanism of being located at perambulator 1 right side and left side, it includes the seat strut member 19 that is used to be located on the vehicle body frame 40, the supporting base of seat 20 that seat strut member 19 includes a pivot connecting seat 10 and articulates with it, and be provided in to be located at setting element 30 on the seat frame 50, wherein the forward foot in a step handgrip of vehicle body frame 40 articulates mutually by pivot connecting seat 10, and the handgrip front end then articulates with the rear foot.Seat frame 50 is realized with the combination of vehicle body frame 40 by the setting element 30 that is provided with on it or is separated, and, seat frame 50 can be adjusted its angle of inclination when being in forward direction or back to the position, and, no matter its angle of inclination how, after separating, need to combine with vehicle body frame 40 once more, still can adopt horizontality to insert and combination.

Below the seat combining mechanism 60 of being located at perambulator 1 right side described in the utility model is elaborated, be located at the seat combining mechanism in perambulator 1 left side, except variant with the press-button structure on right side, the structure of all the other elements is all identical.

As shown in Figure 3A, described seat combining mechanism 60 specifically comprises setting element 30, pivot connecting seat 10 and the supporting base of seat 20 that cooperates with pivot connecting seat 10 pivot joints, and described setting element 30 is installed in the setting element groove 22 of supporting base of seat 20.

Described setting element 30 comprises hollow fixed cover 31 and the seat connecting portion 33 and the button 37 that cooperate with it.

Be provided with dividing plate 313 in the described hollow fixed cover 31, dividing plate 313 is divided into first installation portion 315 independent of each other and second installation portion 314 with fixed cover 31.The described seat connecting portion 33 that is incorporated into seat frame 50 is installed in second installation portion 314.

On the outer wall of first installation portion 315, be provided with the guide groove 310 of perforation along axis direction, have first knock hole 311 and second knock hole 312 within it on the wall.Plug 32 in one is inserted in the lower end of second installation portion 314, and after filling in fully, the screw 321 of plug 32 is corresponding with second knock hole, 312 straight lines in being located at.

Described button 37 is installed in first installation portion 315 of hollow fixed cover 31 along guide groove 310, described button 37 is provided with oblong first guide groove 372 and second guide groove 373 from top to bottom successively, and first guide groove 372 is corresponding with first knock hole, 311 positions, and second guide groove 373 is corresponding with second knock hole, 312 positions.The upper end sidewall of described first guide groove 372 forms one first inclined-plane 370 (shown in Fig. 5 B figure), and the outside of right-hand button 37 upper ends is provided with the spacing protrusion 371 that extends toward the below.37 of left side button do not have spacing protrusion 371 (shown in Fig. 3 B).When button 37 inserts first installation portion 315 of hollow fixed cover 31, in second guide groove 373, insert second radius stay 38, second radius stay 38 runs through second guide groove 373 on the button 37, and extend through second knock hole 312, make second radius stay 38 be fixed in the screw 321 of interior plug 32, avoid button 37 to break away from hollow fixed covers 31.Before button 37 is installed on hollow fixed cover 31, elder generation inserts locating bush 35 1 ends of a hollow in first knock hole 311 in regular turn, locating bush 35 outsides are provided with spring 34, inside is provided with first radius stay 36, first radius stay, 36 length make the one distal process go out the end that locating bush 35 has second inclined-plane 350 greater than the axial length of locating bush 35, the other end of first radius stay 36 is then fixing with locating bush 35, described second inclined-plane 350 matches and offsets with first inclined-plane 370 in first guide groove 372 of button 37, makes locating bush 35 and in-to-in first radius stay 36 thereof be limited to terminate in a latched position.Long Circle first guide groove 372 and second guide groove 373 that are provided with on the button 37, make button 37 to vertically move along guide groove 310, therefore, when button 37 is pressed, its first inclined-plane 370 is second inclined-planes 350 of extruding locating bushs 35 ends laterally, make locating bush 35 compression springs 34 and to second installation portion, the 314 inner unlocking positions that move, again since first radius stay 36 captive joint with locating bush 35, therefore, first radius stay 36 also moves to a position to second installation portion, 314 inside.

Described pivot connecting seat 10 has one first joint face 11, in this embodiment, first joint face 11 is circular, described first joint face 11 upper ends are provided with positioning salient 12, and positioning salient 12 is provided with a plurality of detents 13, in the present embodiment, the quantity of detent 13 is 5, and the center with pivot connecting seat 10 is that the circular arc type distribution is done in the center of circle, and wherein, the positioning salient 12 of detent 13 tops in the middle of being positioned at is formed with inclined-plane opening 15; First joint face, 11 appropriate locations at positioned adjacent protrusion 12 then are provided with spacing block set 16; Be provided with prodger 14 in first joint face, 11 lower ends.

It is corresponding with first joint face 11 of above-mentioned pivot connecting seat 10 that described supporting base of seat 20 has second joint face, 21, the second joint faces 21, is all circle, and second joint face 21 and the 11 pivot joint installations of first joint face; Side with respect to second joint face 21 is provided with the setting element groove 22 that is used for setting element 30 insertions, setting element groove 22 connects to second joint face 21, be provided with the two ends, the left and right sides that 24, two locating parts 24 of two locating parts are arranged at second joint face 21 respectively 21 of second joint faces; Second joint face 21 also is provided with groove 23, and the two ends of groove 23 extend to above-mentioned two locating parts 24 respectively; Be provided with two stage clips 25 in groove 23, when supporting base of seat 20 articulated with pivot connecting seat 10, the two ends of two stage clips 25 were connected to locating part 24 and prodger 14 respectively.

Cooperate Fig. 3 A simultaneously, Fig. 5 A and shown in Figure 9, when seat frame 50 along horizontal positioned and when inserting the setting element groove 22 of supporting base of seat 20 vertically downward, first radius stay 36 can enter the detent 13 in the middle of being positioned at along the guiding of inclined-plane opening 15, then under the resilient force of spring 34, locating bush 35 deviates from second installation portion 314 and moves, make first radius stay, 36 front ends that run through first guide groove 372 stretch into the detent 13 in the middle of being arranged in, this moment, relative rotation no longer took place in pivot connecting seat 10 and supporting base of seat 20 relative fixed.When button 37 is pushed toward the below, then first inclined-plane 370 promotes second inclined-plane 350, make the radius stay 36 of winning break away from middle detent 13, simultaneously spring 34 is compressed to store elastic force (shown in Fig. 5 B figure), this moment can be with supporting base of seat 20 with respect to pivot connecting seat 10 rotations, under the state of nature of decontroling button 37, when waiting to rotate to the angle of next detent 13, the elastic force that is discharged by spring 34 acts on locating bush 35 and makes first radius stay 36 eject and insert in another detent 13, allows pivot connecting seat 10 fix once more and can't rotate with supporting base of seat 20.

Armchair structure of the present utility model provides variable forward direction or the back of being changed to of seat to arrangement, and no matter seat in forward direction or back to, all have and prevent that child from presenting the safe design of head on getting a foothold on the seat.Shown in Fig. 5 A, Fig. 5 B figure and Fig. 7 A, when seat frame after the location is settled in perambulator the place ahead, if push right-hand button 37, then spacing protrusion 371 will be subjected to spacing block set 16 (ginseng Fig. 5 B figure) resistance and can't rotate backward, thereby can avoid causing the situation of child's head on getting a foothold, but because of left side button does not have spacing protrusion (ginseng Fig. 6 A and Fig. 6 B), so can rotate forward to adjust chair angle (ginseng Fig. 7 B), when seat rotates to the limit, the edge of described positioning salient 12 and locating part 24 are mutually against (ginseng Fig. 7 C), to avoid adjusting the position.Same, when transformer seat framework direction during towards the perambulator rear, if push right-hand button 37, then spacing protrusion 371 also can be subjected to spacing block set 16 resistances of left side pivot connecting seat 10 and can't rotate toward perambulator the place ahead, avoiding causing the situation of child's head on getting a foothold, but can be toward the rotation of perambulator rear to adjust chair angle; When seat rotated to the limit, the edge of described positioning salient 12 and locating part 24 also can be against each other, to avoid adjusting the position.

When Fig. 7 A, Fig. 7 B, Fig. 7 C have represented that seat frame 50 is in the forward direction differing tilt angles, the scheme drawing of the relative position between pivot connecting seat 10 and the groove 23.Shown in Fig. 7 A, at this moment, seat frame 50 is horizontal, first radius stay 36 inserts of middle in a plurality of detents 13, groove 23 is highlighted part 14 and is divided into two parts, and stage clip 25 is all arranged in each part, and two stage clips 25 are in identical compressive state.

Among Fig. 7 B, seat frame 50 is in first obliquity, at this moment, first radius stay 36 inserts first that in a plurality of detents 13 take back in the center, groove 23 is highlighted part 14 and is divided into two parts, in each part, stage clip 25 is arranged all, but these two stage clips, 25 residing compressive state differences, the stage clip 25 on the left side is bigger than stage clip 25 compression degrees on the right.

Among Fig. 7 C, seat frame 50 is in second obliquity, at this moment, first radius stay 36 inserts second that in a plurality of detents 13 take back in the center, and groove 23 is highlighted part 14 and is divided into two parts, in each part stage clip 25 is arranged all, but these two stage clips, 25 residing compressive state differences, the stage clip 25 on the left side is bigger than stage clip 25 compression degrees on the right, and with respect to Fig. 7 B, the compression degree of the stage clip 25 on the left side further strengthens.

When above-mentioned adjustment seat frame places different angles of inclination, only need to place corresponding detent 13 to get final product first radius stay 36.Detailed process is, press the button 37, locating bush 35 compression springs 34 are also inner mobile to second installation portion 314, first radius stay 36 of captive joint also moves to second installation portion, 314 internal direction thereupon with it, then the end of first radius stay 36 breaks away from from detent 13, at this moment, seat frame 50 is free to rotate.Rotating seat framework 50 is to suitable obliquity, and release-push 37, then locating bush 35 is under the application force of spring 34, move to deviating from second installation portion, 314 directions, first radius stay 36 of captive joint also moves to deviating from second installation portion, 314 directions thereupon with it, again be inserted in the corresponding detent 13, realized the adjustment at seat frame 50 angles of inclination.

When Fig. 8 A, Fig. 8 B, Fig. 8 C have expressed seat frame 50 respectively and have been in forward location, scheme drawing when it is in level, first and second position, angle of inclination, Fig. 8 D, Fig. 8 E, Fig. 8 F have then expressed seat frame 50 respectively and have been in the back when the position, the scheme drawing when it is in level, first and second position, angle of inclination.When seat frame 50 is in forward direction or back during to maximum inclining position, the edge of positioning salient 12 will offset with locating part 24, like this, just can prevent that seat frame 50 from carrying out obliquity excessive inclination of appearance when adjusting, thereby cause danger.

In the utility model, though seat frame 50 current which kind of obliquity that are in, behind its clear off the seat frame supported seat 20, the state when supporting base of seat 20 is all replied original chair framework 50 levels, make when seat frame 50 is installed once more, still can plumbness insert in the supporting base of seat 20.In above-mentioned adjustment process, during seat frame 50 clear off the seat supporting seats 20, first radius stay 36 also breaks away from from detent 13 simultaneously, at this moment, under the combined action of two stage clips 25, state when pivot connecting seat 10 will be returned to original chair framework 50 levels like this, has just guaranteed still can insert with plumbness when seat frame 50 inserts once more.

Combining mechanism of the present utility model be except can being applied to the infant car seat, and as shown in figure 10, its seat frame also can be baby's case 70 of sleeping; Figure 10 has shown in the sleep and arranged on left and right sides of case 70 of baby described setting element 30 has been set respectively, button 37 upper end operating portions then protrude in baby case 70 tops of sleeping, handled easily, wherein the button 37 in right side and left side also have with aforementioned structure on difference, be same as on the aforesaid baby's of preventing head leftover bits and pieces to provide, and the problem of adjusting the position.

Then, see also Figure 11, Figure 11 is the exploded perspective scheme drawing of another embodiment one seat combining mechanism 100 of the utility model.The and arranged on left and right sides of perambulator 1 is equipped with seat combining mechanism 100, below be elaborated at the seat combining mechanism 100 of being located at perambulator 1 right side, as for the seat combining mechanism of being located at perambulator 1 left side, because the structure of element is all identical, so do not repeat them here.Seat combining mechanism 100 comprises a setting element 104 that is arranged at a seat frame 102, a seat strut member 108 that is arranged at a vehicle body frame 106.Setting element 104 can be incorporated into seat strut member 108 with moving apart, so that seat frame 102 can be installed on the vehicle body frame 106 with moving apart.Setting element 104 comprises a locating dowel pin 109, an enclosing cover 110, a button 112, one first elastic component 114, a location slide block 116, one second elastic component 118, and an inner cap 120.Enclosing cover 110 has a knock hole 122, and button 112 has in one first guide groove, 124, the first guide grooves 124 of corresponding knock hole 122 and is formed with one first inclined-plane 123.One end of locating dowel pin 109 has one second inclined-plane 125, and an end of locating dowel pin 109 passes first guide groove 124 in regular turn and protrudes in (as shown in figure 12) outside the setting element 104 with knock hole 122.First elastic component 114 is arranged in the groove 126 of seat frame 102 1 sides, the other end of locating dowel pin 109 is socketed on first elastic component 114, and enclosing cover 110 is fixed in seat frame 102, make button 112, locating dowel pin 109 and first elastic component 114 be located at a side of seat frame 102, at the same time, second inclined-plane 125 on the locating dowel pin 109 is pushed with first inclined-plane, 123 mutual butts in first guide groove 124 because of the elastic force that is subjected to first elastic component 114 and is cooperated, and locating dowel pin 109 can be flexibly mobile in first guide groove 124 and knock hole 122 by first elastic component 114.Positioning sliding block 116 has one second guide groove 132 and a flute profile engagement piece 134, and inner cap 120 has a protruding axle 135, and protruding axle 135 is arranged in second guide groove 132.Second elastic component 118 is arranged in second guide groove 132 and is connected to positioning sliding block 116 and protruding axle 135, is used to make positioning sliding block 116 seat frame 102 and inner cap 120 slips relatively.Above-mentioned enclosing cover 110 in the mode of screw closure with locating dowel pin 109, button 112, and first elastic component 114 be installed in a side of seat frame 102, and above-mentioned inner cap 120 also is installed in the positioning sliding block 116 and second elastic component 118 in the mode of screw closure the opposite side of seat frame 102, that is to say that enclosing cover 110 and inner cap 120 are installed in (as shown in figure 12) on the seat frame 102 in the mode of screw closure with setting element 104.The supporting base of seat 130 that seat strut member 108 comprises a pivot connecting seat 128 and is connected in pivot connecting seat 128 1 sides, this side of pivot connecting seat 128 has a location groove 136 (as shown in figure 12), supporting base of seat 130 has a setting element groove 138 for setting element 104 installings, in this embodiment, setting element groove 138 has two opposing sidewalls, and partly pivot Jie seat 128 these sides form a sidewall of setting element groove 138 and detent 136 is positioned on this sidewall.

Below be described in detail at the start flow process of setting element 104.Please consult Figure 11, Figure 12 simultaneously, and Figure 13, Figure 12 is the schematic perspective view of Figure 11 setting element 104 and seat strut member 108, Figure 13 is the generalized section that locating dowel pin 109 inserts detents 136 when Figure 12 seat frame 102 combines with vehicle body frame 106.When the setting element on the seat frame 102 104 and when inserting the setting element groove 138 that is sticked on the supporting base of seat 130 along as shown in figure 12 arrow, protruding in setting element 104 exterior locating dowel pins 109 can be subjected to the extruding of pivot connecting seat 128 sidewalls and be recessed in (this moment, first elastic component 114 was in compressive state) in the knock hole 122 toward-X-direction, when knock hole 122 aligns with detent 136 by the time, locating dowel pin 109 will eject once more because of the back stretch of first elastic component 114 and insert in the detent 136 (as shown in figure 13), and since the element start process in the seat combining mechanism 100 in perambulator 1 left side also as mentioned above, so seat frame 102 can utilize the seat combining mechanism 100 of being located at perambulator 1 left and right sides respectively and is installed on the vehicle body frame 106.Otherwise, if the setting element groove 138 of setting element 104 on supporting base of seat 130 of seat frame 102 will be released from, then must force on the button 112 towards-Y direction, at this moment, second inclined-plane, 125 past-X-directions that first inclined-plane 123 of button 112 will past-Y direction moves and pushed simultaneously locating dowel pin 109 move, and then make locating dowel pin 109 be recessed in the knock hole 122 toward-X-direction once more, when locating dowel pin 109 breaks away from detent 136 fully by the time (as shown in figure 14), the setting element 104 of seat frame 102 can break away from from the setting element groove 138 of supporting base of seat 130, and since the element start process in the seat combining mechanism 100 in perambulator 1 left side also as mentioned above, so seat frame 102 can utilize the seat combining mechanism 100 of being located at perambulator 1 left and right sides respectively and releases from from vehicle body frame 106.

Next the adjustment at the seat frame angle of inclination is described in detail.See also Figure 15, Figure 15 is the lateral plan of Figure 11 seat combining mechanism 100, as shown in Figure 15, setting element groove 138 opposite sides of supporting base of seat 130 have a plurality of flute profile engaging grooves 140 with respect to flute profile engagement piece 134 with respect to the lateral wall below of setting element groove 138, the flute profile engagement piece 134 of above-mentioned positioning sliding block 116 is used for inserting in the corresponding flute profile engaging groove 140, so that seat frame 102 is positioned corresponding obliquity by flute profile engagement piece 134 engages groove 140 with flute profile engaging.In addition, seat frame 102 includes a stop mechanism 142 (as shown in figure 16), be used for driving positioning sliding block 116, stop mechanism 142 has an operating parts 143 and an interlock line 144 that is positioned at far-end, interlock line 144 is arranged in the pipe fitting of seat frame 102, be used for connecting positioning sliding block 116 and operating parts 143, that is to say, when desire is adjusted the angle of inclination of seat frame 102, then must pressing operation spare 143 with pulling interlock line 144, being used to make interlock line 144 to drive positioning sliding block 116 moves towards the direction of leaving flute profile engaging groove 140, so can make the flute profile engaging groove 140 on the flute profile engagement piece 134 clear off the seat frameworks 102 of positioning sliding block 116, and when the flute profile engagement piece 134 of positioning sliding block 116 leaves flute profile engaging groove 140 on the seat frame 102 fully (as shown in figure 17), locating dowel pin 109 can slide along detent 136, seat frame 102 is rotated to begin to adjust the angle of inclination of seat frame 102 with respect to vehicle body frame 106, for instance, seat frame 102 can be rotated with respect to vehicle body frame 106 inverse clocks, so that flute profile engagement piece 134 engages the corresponding relation of groove 140 engages groove to flute profile of past counterclockwise skew from location change as shown in figure 15 position with flute profile, then decontrol operating parts 143 again, at this moment, flute profile engagement piece 134 is subjected to the pushing of back stretch of second elastic component 118 and turns back to once more in the flute profile engaging groove 140, so can make seat frame 102 be positioned to adjust angle of inclination later by flute profile engagement piece 134 engages groove 140 with flute profile engaging, by that analogy, as shown in Figure 17, in this embodiment, seat frame 102 has three kinds of angles of inclination can be for adjusting, can look closely design requirement and decide and flute profile engagement piece 134 engages the number of groove 140 with flute profile, be not limited to the foregoing description, if the more multi-section angle of inclination of desire design, more flute profile engagement piece 134 can be set engage groove 140 with flute profile, and it is excessive for fear of the adjustment angle of seat frame 102, as shown in figure 12, setting element groove 138 has one first contact surface 146, this side of seat frame 102 has one second contact surface 148, second contact surface 148 is used for propping up first contact surface 146 when setting element 104 relative positioning member slot 138 rotations one special angle, so that setting element 104 can't continue to be rotated with respect to element positioning groove 138, be used to limit the anglec of rotation of setting element 104 in setting element groove 138, and then prevent that the excessive situation of seat frame 102 adjustment angles from taking place, in addition, setting element groove 138 also can have additional angle limits mechanism same as described above with respect to corresponding position on the opposite side of first contact surface 146 and the seat frame, is used to limit setting element 104 anglec of rotation toward other direction in setting element groove 138.

What deserves to be mentioned is, seat frame is variable in the foregoing description is changed to forward direction or the back also can be applicable among this embodiment to the mounting means of settling, meaning is the arrangement direction that seat frame 102 can be shown in Fig. 8 A (identical with the perambulator direct of travel) or Fig. 8 D (opposite with the perambulator direct of travel) and being installed on the vehicle body frame, in addition, seat combining mechanism 100 is except being applied to the infant car seat, also can be applicable to baby sleep case (as shown in figure 10) or automotive seat etc., that is to say that above-mentioned device all can be combined with perambulator by seat combining mechanism 100.

Be compared to prior art, no matter current which kind of obliquity that is in of the seat frame on the utility model perambulator, behind its clear off the seat supporting seat, supporting base of seat all can be replied former horizontality, so that seat frame is when desiring to be installed on supporting base of seat once more, still can plumbness insert in the supporting base of seat, in addition, it is excessive that the utility model also can utilize chair angle adjusting mechanism mentioned in the foregoing description to prevent that seat frame from adjusting angle, and the situation that is used to avoid child to present on the seat on the head leftover bits and pieces takes place.

Although embodiment of the present utility model is open as above; but it not merely limits listed utilization in specification sheets and embodiment; it can be applied to the various fields of the present utility model that are fit to fully; for those skilled in the art; can easily realize other modification; so under the universal that does not deviate from the qualification of claimed scope and equivalency range, the legend that the utility model is not limited to specific details and illustrates here and describe.

Claims (22)

1. the seat combining mechanism of a perambulator, a seat strut member that comprises a setting element that is arranged at a seat frame and be arranged at a vehicle body frame, described setting element can be installed on this seat strut member with moving apart, it is characterized in that: described seat strut member comprises a setting element groove that matches with described setting element and is positioned at a location groove of this setting element groove one side; Described setting element comprises a locating dowel pin, described locating dowel pin can flexibly move between a latched position and a unlocking position, when this setting element placed this setting element groove of described seat strut member and this seat frame is installed in this vehicle body frame, described locating dowel pin inserted in this detent.

2. seat combining mechanism as claimed in claim 1, it is characterized in that, this seat strut member comprise a pivot connecting seat and with this pivot connecting seat bonded assembly one supporting base of seat, this detent is arranged on this pivot connecting seat, this setting element groove is arranged on this supporting base of seat.

3. seat combining mechanism as claimed in claim 2, it is characterized in that, described pivot connecting seat is provided with one first joint face and is positioned at a plurality of described detent on this first joint face, this supporting base of seat has a pair of second joint face that should first joint face, this first joint face and this second joint face are articulated so that this supporting base of seat can be with respect to this pivot connecting seat rotation, described locating dowel pin selectively inserts in one of them described detent, to fix the relative position of this supporting base of seat and this pivot connecting seat.

4. seat combining mechanism as claimed in claim 3 is characterized in that, described a plurality of detents are to arrange along circular arc.

5. seat combining mechanism as claimed in claim 1, it is characterized in that, described setting element comprises a button that is arranged at slidably on this seat frame, this button has one first guide groove and wears for this locating dowel pin, this first guide groove has one first inclined-plane, and this locating dowel pin has second inclined-plane that matches with this first inclined-plane.

6. seat combining mechanism as claimed in claim 5 is characterized in that, described setting element comprises a hollow fixed cover, has one first knock hole; Described locating dowel pin comprises one first radius stay and a locating bush, and an end of this locating bush is used for inserting this first knock hole of this hollow fixed cover, and the other end has this second inclined-plane; Wherein this first radius stay is fixed in this locating bush and is used for passing this first guide groove inserting in this detent, and this first inclined-plane cooperates with this second inclined-plane when this first radius stay inserts in this detent and offsets.

7. seat combining mechanism as claimed in claim 5, it is characterized in that, described setting element comprises one first elastic component, and this locating dowel pin of socket also is arranged in this seat frame, is used for making described locating dowel pin flexibly to move between this latched position and this unlocking position.

8. seat combining mechanism as claimed in claim 6, it is characterized in that, described hollow fixed cover includes a dividing plate, this dividing plate is used for this hollow fixed cover is divided into one first installation portion and one second installation portion, this second installation portion is used for a seat connecting portion of this seat frame of socket, this first installation portion has a guide groove, this first knock hole is positioned at the inwall of this guide groove, and this button is installed in this guide groove in a movable manner and drives this locating dowel pin when moving down in this guide groove and moves toward this unlocking position.

9. seat combining mechanism as claimed in claim 8, it is characterized in that, this hollow fixed cover has one second knock hole on the inwall that is positioned at this guide groove in addition, this button has in addition to one second guide groove that should second knock hole, this setting element comprises one second radius stay that runs through this second guide groove and this second knock hole in addition, is used for this button is arranged in this hollow fixed cover movably.

10. seat combining mechanism as claimed in claim 9 is characterized in that, this setting element comprises plug in addition, has a screw that should second radius stay and is installed in this second installation portion; Wherein this second radius stay is locked in this screw.

11. as claim 1 or 5 described seat combining mechanisms, it is characterized in that the upper end of this detent has an inclined-plane opening, when this seat frame was installed in this vehicle body frame, described locating dowel pin can insert this detent along this inclined-plane opening.

12. seat combining mechanism as claimed in claim 3 is characterized in that, the described first joint face lower end has a prodger; Two locating parts that described second joint face has a groove and is positioned at these groove two ends, this seat strut member comprises two stage clips in addition, is arranged in this groove; Wherein this prodger is inserted in this groove when this first joint face and this second joint face joint, so that this two stage clip is connected to respectively between this two locating part and this prodger.

13. seat combining mechanism as claimed in claim 3, it is characterized in that, described second joint face has two locating parts, described pivot connecting seat comprises a location protrusion in addition, these a plurality of detents are arranged on this positioning salient, and this positioning salient is used for when this first joint face rotates to a special angle with respect to this second joint face and the locating part in this two locating part offsets.

14. seat combining mechanism as claimed in claim 1 is characterized in that, a side of described seat strut member has a plurality of engaging grooves; Described setting element comprises a location slide block, it is arranged on this seat frame slidably and has one second guide groove and an engagement piece, this engagement piece is used for selectively inserting in one of them engaging groove, is used to make this seat frame to be positioned corresponding obliquity; Wherein this seat frame includes a stop mechanism, is connected in this positioning sliding block, is used for driving this positioning sliding block, so that this positioning sliding block breaks away from this one of them engaging groove.

15. seat combining mechanism as claimed in claim 14, it is characterized in that, described setting element groove has one first contact surface, described seat frame has one second contact surface, and this second contact surface is used in this setting element this first contact surface of butt when relatively this setting element groove rotates to a certain tilt position.

16. seat combining mechanism as claimed in claim 14 is characterized in that, this stop mechanism includes: an interlock line, and the one end is connected in this positioning sliding block; And an operating parts, be connected in the other end of this interlock line, be used for spurring this interlock line and break away from this one of them engaging groove to drive this positioning sliding block.

17. seat combining mechanism as claimed in claim 14 is characterized in that, described setting element comprises: an inner cap, have a protruding axle, and this protruding axle is arranged in this second guide groove; One second elastic component is arranged in this second guide groove and is connected to this protruding axle and this positioning sliding block; And an enclosing cover, having a knock hole, this enclosing cover and this inner cap are installed in this setting element on this seat frame in the mode of screw closure; Wherein this locating dowel pin passes this knock hole to insert in this detent.

18. perambulator, comprise a vehicle body frame and and can move apart the seat frame that is incorporated on this vehicle body frame, it is characterized in that: this seat frame comprises a setting element, and this setting element comprises a locating dowel pin that can flexibly move between a latched position and a unlocking position; Described vehicle body frame comprises a seat strut member, and this seat strut member has a setting element groove this setting element installing for described seat frame, and is positioned at a location groove of this setting element groove one side; When described seat frame combines with described vehicle body frame, this setting element of described seat frame is installed in this setting element groove of described vehicle body frame, and this locating dowel pin engages with this detent, is used for described seat frame is fixed in described vehicle body frame.

19. perambulator as claimed in claim 18, it is characterized in that, described setting element comprises a button that is arranged at slidably on the described seat frame, this button has one first inclined-plane, this locating dowel pin has second inclined-plane that matches with this first inclined-plane, and this first inclined-plane pushes this second inclined-plane so that this locating dowel pin moves toward this unlocking position when pressing by this button.

20. perambulator as claimed in claim 19 is characterized in that, this seat strut member comprise a pivot connecting seat and with this pivot connecting seat bonded assembly one supporting base of seat, this detent is arranged on this pivot connecting seat, this setting element groove is arranged on this supporting base of seat.

21. perambulator as claimed in claim 20, it is characterized in that, this supporting base of seat and this pivot connecting seat are articulated, this seat frame can be rotated with respect to described vehicle body frame, described seat strut member has a spacing block set, this button has a spacing protrusion, and this spacing block set offsets to limit the rotation of relative this vehicle body frame of this seat frame on a specific direction with described spacing protrusion.

22. perambulator as claimed in claim 20 is characterized in that, this vehicle body frame includes a forward foot in a step, by this pivot connecting seat being articulated in a handgrip of this forward foot in a step, and the rear foot that is articulated in this handgrip.

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