CN202753817U - Chair back assembly and child safe seat - Google Patents
Chair back assembly and child safe seat Download PDFInfo
- Publication number
- CN202753817U CN202753817U CN 201220328412 CN201220328412U CN202753817U CN 202753817 U CN202753817 U CN 202753817U CN 201220328412 CN201220328412 CN 201220328412 CN 201220328412 U CN201220328412 U CN 201220328412U CN 202753817 U CN202753817 U CN 202753817U
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- CN
- China
- Prior art keywords
- head rest
- chair back
- back assembly
- moving member
- rest group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a chair back assembly which is installed on a seat body of a child safe seat and comprises a backrest, a headrest set and a height adjusting mechanism. One end of the backrest is installed on a base, the headrest set is disposed at the other end of the backset in a sliding mode, and a plurality of slots are arranged in the backrest. The height adjusting mechanism comprises an operation element, a movable element and a clamping rod, wherein the operation element is installed on the headrest set in a sliding mode, the operation element abuts against the movable element, one end of the movable element is clamped into the headrest set, the other end of the movable element is fixedly connected with the clamping rod, and the clamping rod is clamped with one of the slots. The operation element is operated to drive the movable element to move so that the clamping rod moves away to be clamped with one of the slots. Compared with the prior art, the chair back assembly is simple in structure, low in cost and convenient to operate. The utility model further provides the child safe seat provided with the chair back assembly and the height adjusting mechanism.
Description
Technical field
The utility model relates to the safety chair seats of car for children field, relates more specifically to a kind of chair back assembly and child safety seat thereof.
Background technology
Child safety seat is that a kind of lying in supplies children's ride-on on the car seat, and by constraint equipment children is fixed on child safety seat to ensure the device of child safety.Because child safety seat can reduce children's suffered injury in automobile generation emergency braking or accident collision situation to the full extent.Therefore, child safety seat is very fast to be accepted by the customer, and slowly is promoted in the whole world.
Existing safety chair seats of car for children generally comprises seat body and is installed on the chair back assembly of described seat body.Described chair back assembly comprises and leaning against and the head rest group, and described leaning against is installed on described seat body, and described head rest group is installed on the described upper end that leans against.For the children's that satisfy all ages and classes section the requirement of taking, described head rest group generally can relatively describedly lean against and do corresponding height adjustment.
For addressing the above problem, generally can on described chair back assembly, set up in addition a height regulating mechanism.But existing height regulating mechanism is complex structure, operation inconvenience mostly.
Therefore, be necessary to provide a kind of novel chair back assembly, the height regulating mechanism of this chair back assembly is simple in structure, easy to operate.
The utility model content
The purpose of this utility model provides a kind of chair back assembly, and the height regulating mechanism of this chair back assembly is simple in structure, easy to operate.
Another purpose of the present utility model provides a kind of child safety seat, and the chair back assembly of this child safety seat has a height regulating mechanism, and this height regulating mechanism is simple in structure, easy to operate.
For achieving the above object, the utility model provides a kind of chair back assembly, be arranged on the seat body of child safety seat, comprise lean against, head rest group and height regulating mechanism, a described end that leans against is installed on described seat body, described head rest group is installed on the described other end that leans against slidably, and described leaning against is provided with a plurality of draw-in grooves.Wherein, described height regulating mechanism comprises operating parts, moving member and kelly, described operating parts is installed on described head rest group slidably, the described operating parts described moving member of conflicting, one end of described moving member snaps in described head rest group, the other end of described moving member is captiveed joint with described kelly, and described kelly engages with one of them described draw-in groove, operates that described operating parts drives that described moving member moves so that described kelly moves apart and the engaging of one of them described draw-in groove.
Compared with prior art, the height regulating mechanism of the utility model chair back assembly comprises operating parts, moving member and kelly, described operating parts is installed on the head rest group slidably, and the described operating parts described moving member of conflicting moves, and the other end of described moving member is captiveed joint with described kelly; Pressing described operating parts, can to drive described moving member outwards mobile, and drive described kelly and move outward mobile to break away from and the engaging of the draw-in groove that leans against, thereby realize the adjustment of the relatively described backrest height of described head rest group, this height regulating mechanism is simple in structure, and easy to operate.
Particularly, an end of described moving member and described head rest group articulate, and the other end of described moving member is connected with described kelly.
Particularly, described operating parts comprises operating portion and push rod section, and described operating portion and push rod section are the integral type structure, and described push rod section and described moving member are conflicted, operate described operating portion so that described push rod section along described head rest group down sliding.
Particularly, described moving member comprises the first contact part and socket part, described head rest group has a head rest body, described head rest body is provided with an elongated slot, described push rod section is arranged at described elongated slot, described the first contact part inserts described elongated slot and described push rod section conflicts, and described kelly is socketed on described socket part.
Preferably, described moving member also comprises a pivot, and an end of described the first contact part and described push rod section conflict, and the other end of described the first contact part forms described pivot.
In a preferred embodiment of the present utility model, described head rest group also comprises a connecting element, and described connecting element is installed on described head rest body, and described moving member is between described head rest body and connecting element.
Particularly, described connecting element below has a fluting, and a shoulder belt passes described fluting and twines described kelly.
Preferably, described height regulating mechanism also comprises the second return unit, described moving member comprises the second contact part, the two ends of described the second contact part are connected with the socket part with described pivot respectively, one end of described the second return unit described the second contact part of conflicting, the other end of the described return unit described connecting element of conflicting.
Preferably, described the second return unit is a spring.
Preferably, described height regulating mechanism also comprises the first return unit, and described head rest body is provided with an abutting part, an end of described the first return unit described abutting part of conflicting, the other end of described the first return unit described operating parts of conflicting.
Preferably, described the first return unit is a spring.
Preferably, described leaning against also is provided with a limited part, and described head rest group is relatively described when leaning against upward sliding, and the described limited part described connecting element of conflicting moves apart from described leaning against to prevent described head rest group.
Preferably, described head rest group also comprises strut member, and described head rest body is installed on described strut member, and described strut member with described head rest body relatively described leaning against slide up and down.
Correspondingly, the utility model provides a kind of child safety seat simultaneously, comprise chair back assembly, seat body and shoulder belt, described chair back assembly comprises and leaning against, head rest group and height regulating mechanism, a described end that leans against is installed on described seat body, described head rest group is installed on the described other end that leans against slidably, described height regulating mechanism be installed on described lean against and the head rest group between, wherein, described head rest group has a fluting, described shoulder belt passes described fluting, and described shoulder belt moves up and down with described head rest group, and described head rest group and described height regulating mechanism are as mentioned above.
By following description also by reference to the accompanying drawings, it is more clear that the utility model will become, and these accompanying drawings are used for explaining embodiment of the present utility model.
Description of drawings
Fig. 1 is the block diagram of the utility model child safety seat one embodiment, wherein, and not shown shoulder belt part, and described head rest group is in the first height and position.
Fig. 2 is the block diagram that the head rest group of chair back assembly shown in Figure 1 is in the second height and position.
Fig. 3 is the back view of Fig. 1.
Fig. 4 be Fig. 3 remove seat body and lean against after block diagram.
Fig. 5 is the block diagram that moves apart behind the connecting element shown in Figure 4.
Fig. 6 is the exploded drawings of Fig. 4.
Fig. 7 is the amplification decomposition figure of height regulating mechanism shown in Figure 6.
Fig. 8 is the block diagram of another angle of Fig. 4.
Fig. 9 is the cutaway view along A-A line shown in Figure 8.
Figure 10 is the cutaway drawing along B-B line shown in Figure 1.
The specific embodiment
With reference now to accompanying drawing, describe embodiment of the present utility model, similar element numbers represents similar element in the accompanying drawing.
Please refer to Fig. 1, an embodiment of the utility model child safety seat 1 comprises chair back assembly 100, seat body 200 and shoulder belt 300, and described chair back assembly 100 is arranged at the upper end of described seat body 200, and described shoulder belt passes described chair back assembly 100.
Particularly, as shown in Figures 1 to 4, described chair back assembly 100 comprise lean against 10, head rest group 12 and height regulating mechanism 16, described 10 the end (being the lower end) of leaning against is installed on described seat body 200, described head rest group 12 is installed on described 10 the other end (i.e. upper end) that leans against slidably, described height regulating mechanism 16 be installed on described lean against 10 and head rest group 12 between to realize the relatively described adjustment that leans against 10 height and positions of described head rest group 12.
Particularly, please refer to Fig. 3 to Fig. 7, describedly lean against 10 and be provided with a plurality of draw-in grooves 101, described height regulating mechanism 16 comprises operating parts 161, moving member 162 and kelly 163, described head rest group 12 comprises head rest body 121, connecting element 122 and strut member 123, described strut member 123 is installed on described head rest body 121, and described strut member 123 leans against 10 and slides up and down with described head rest body 121 is relatively described, described connecting element 122 is installed on described head rest body 121, and described moving member 162 is between described head rest body 12 and described connecting element 122, described operating parts 161 is installed on the rear side of described head rest body 121 slidably, one end of described moving member 162 and described head rest body 121 articulate, the other end is captiveed joint with described kelly 163, one end of the described operating parts 161 described moving member 162 of conflicting, operate described operating parts 161 and can drive described moving member 162 and kelly 163 to inner rotary, described kelly 161 selectively with a described draw-in groove 101 engage to realize described head rest group 12 relative described lean against 10 slide after the lockings of position.
Particularly, described connecting element 122 belows have a fluting 1221, and described shoulder belt passes described fluting 1221 and twines described kelly 163.When described head rest group 12 was carried out height adjustment, described shoulder belt will move up and down to realize with described head rest group 12 adjustment of described shoulder belt height.
Particularly, please in conjunction with Fig. 6 to Fig. 9, described height regulating mechanism 16 also comprises the first return unit 164 and the second return unit 165, described head rest body 121 is provided with an abutting part 1211, one end of described the first return unit 164 described abutting part 1211 of conflicting, the other end of the described return unit 164 described operating parts 161 of conflicting, an end of described the second return unit 165 described moving member 162 of conflicting, the other end of described the second return unit 165 described connecting element 122 of conflicting.
Particularly, please refer to Fig. 5 to Fig. 7, described operating parts 161 comprises operating portion 1611 and push rod section 1612 again, and described operating portion 1611 and push rod section 1612 are the integral type structure in the present embodiment; Described moving member 162 comprises the first contact part 1621, the second contact part 1622, pivot 1623 and socket part 1624, described head rest body 121 is provided with an elongated slot 1212, described push rod section 1612 is arranged at described elongated slot 1212, one end of the first contact part 1621 inserts described elongated slot 1212 to conflict with described push rod section 1612, the other end of described the first contact part 1621 forms described pivot 1623, are connected with the socket part with described pivot 1623 respectively and are connected in the two ends of described the second contact part 1622, one end of described the second return unit 166 described the second contact part 1622 of conflicting, described socket part 1624 is after the fluting 2332 of described connecting element 122 passes backward, and described kelly 163 snaps in described socket part 1624.
Particularly, as shown in figure 10, describedly lean against 10 and also be provided with a limited part 102, when described head rest group 12 upward sliding, the described connecting element 122 described limited part 102 of conflicting leans against 10 and moves apart from described effectively to prevent described head rest group 12.
Preferably, in the present embodiment, described the first return unit 164 and the second return unit 165 are spring.
It should be noted that in the present embodiment, described operating portion 161 roughly is T-shaped, and two described push rod sections 162 extend to form downwards from the T-shaped both sides of described operating portion 161.Described moving member 162, the second return unit 165 and described connecting element 122 all have two, with corresponding with two described push rod sections 162.
The below please refer to Fig. 1, Fig. 2, Fig. 3 and Figure 10, describe the process of head rest group 12 height adjustments of the utility model chair back assembly 100 in detail: such as Fig. 1 and shown in Figure 3, lean against 10 when being in the first height and position when described head rest group 12 is relatively described, described kelly 162 engages with one of them described draw-in groove 101, at this moment, described the first return unit 164 and the second return unit 165 all are in the flexible state of nature.Press the operating portion 1611 of described operating parts 161 by arrow F direction shown in Figure 10, the described moving member 162 of described push rod section's 1612 meeting pushing tows outwards pivots around described pivot 1623 by diagram arrow A direction, can drive simultaneously described kelly 163 and pivot to break away from and the engaging of described draw-in groove 101, thereby can arbitrarily adjust up and down relatively described 10 the height that leans against of described head rest group 12.If adjust described head rest group 12 downwards, then reach state as shown in Figure 2.In said process, described the first return unit 164 and the second return unit 165 all have certain elastic restoring force because being squeezed.When described head rest group 12 moves to as shown in Figure 2 the second height and position, unclamp described operating portion 1611, under the elastic reaction of described the first return unit 165 and the second return unit 165, so that described moving member 162 inwardly pivots around described pivot 1623, driving simultaneously described kelly 163 inwardly pivots, thereby again engage with another described draw-in groove 101, finish the relatively described locking that leans against the rear position of 10 slips of described head rest group 12, to finish whole height adjustment process.
From the above description as can be known, the height regulating mechanism 16 of described chair back assembly 100 is simple in structure, and easy to operate.
Abovely in conjunction with most preferred embodiment the utility model is described, but the utility model is not limited to the embodiment of above announcement, and should contains various modification, equivalent combinations of carrying out according to essence of the present utility model.
Claims (14)
1. chair back assembly, be arranged on the seat body of child safety seat, comprise and leaning against, head rest group and height regulating mechanism, a described end that leans against is installed on described seat body, described head rest group is installed on the described other end that leans against slidably, described leaning against is provided with a plurality of draw-in grooves, it is characterized in that: described height regulating mechanism comprises operating parts, moving member and kelly, described operating parts is installed on described head rest group slidably, the described operating parts described moving member of conflicting, one end of described moving member snaps in described head rest group, the other end of described moving member is connected with described kelly, described kelly engages with described one of them draw-in groove that leans against, and operates that described operating parts drives that described moving member moves so that described kelly moves apart and the engaging of one of them described draw-in groove.
2. chair back assembly as claimed in claim 1 is characterized in that: an end of described moving member and described head rest group articulate, and the other end of described moving member is connected with described kelly.
3. chair back assembly as claimed in claim 1, it is characterized in that: described operating parts comprises operating portion and push rod section, described operating portion and push rod section are the integral type structure, and described push rod section and described moving member are conflicted, operate described operating portion so that described push rod section along described head rest group down sliding.
4. chair back assembly as claimed in claim 3, it is characterized in that: described moving member comprises the first contact part and socket part, described head rest group has a head rest body, described head rest body is provided with an elongated slot, described push rod section is arranged at described elongated slot, described the first contact part inserts described elongated slot and described push rod section conflicts, and described kelly is socketed on described socket part.
5. chair back assembly as claimed in claim 4, it is characterized in that: described moving member also comprises a pivot, and an end of described the first contact part and described push rod section conflict, and the other end of described the first contact part forms described pivot.
6. chair back assembly as claimed in claim 5, it is characterized in that: described head rest group also comprises a connecting element, described connecting element is installed on described head rest body, and described moving member is between described head rest body and connecting element.
7. chair back assembly as claimed in claim 6 is characterized in that: described connecting element below has a fluting, and a shoulder belt passes described fluting and twines described kelly.
8. chair back assembly as claimed in claim 6, it is characterized in that: described height regulating mechanism also comprises the second return unit, described moving member comprises the second contact part, the two ends of described the second contact part are connected with the socket part with described pivot respectively, one end of described the second return unit described the second contact part of conflicting, the other end of the described return unit described connecting element of conflicting.
9. chair back assembly as claimed in claim 8, it is characterized in that: described the second return unit is a spring.
10. such as each described chair back assembly of claim 5-8, it is characterized in that: described height regulating mechanism also comprises the first return unit, described head rest body is provided with an abutting part, one end of described the first return unit described abutting part of conflicting, the other end of described the first return unit described operating parts of conflicting.
11. chair back assembly as claimed in claim 10 is characterized in that: described the first return unit is a spring.
12. chair back assembly as claimed in claim 10 is characterized in that: described leaning against also is provided with a limited part, and described head rest group is relatively described when leaning against upward sliding, and the described limited part described connecting element of conflicting moves apart from described leaning against to prevent described head rest group.
13. chair back assembly as claimed in claim 12 is characterized in that: described head rest group also comprises strut member, and described head rest body is installed on described strut member, and described strut member with described head rest body relatively described leaning against slide up and down.
14. child safety seat, comprise chair back assembly, seat body and shoulder belt, described chair back assembly comprises and leaning against, head rest group and height regulating mechanism, a described end that leans against is installed on described seat body, described head rest group is installed on the described other end that leans against slidably, described height regulating mechanism be installed on described lean against and the head rest group between, it is characterized in that: described head rest group has a fluting, described shoulder belt passes described fluting, and described shoulder belt moves up and down with described head rest group, and described head rest group and described height regulating mechanism are such as claim 1-13 as described in each.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220328412 CN202753817U (en) | 2012-07-06 | 2012-07-06 | Chair back assembly and child safe seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220328412 CN202753817U (en) | 2012-07-06 | 2012-07-06 | Chair back assembly and child safe seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202753817U true CN202753817U (en) | 2013-02-27 |
Family
ID=47733009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220328412 Expired - Lifetime CN202753817U (en) | 2012-07-06 | 2012-07-06 | Chair back assembly and child safe seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202753817U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742765A (en) * | 2014-02-28 | 2015-07-01 | 伯瑞苔斯罗默儿童安全有限公司 | Child safety seat |
| EP2913222A1 (en) * | 2014-02-28 | 2015-09-02 | Britax Römer Kindersicherheit GmbH | Child safety seat |
| CN112440842A (en) * | 2019-09-03 | 2021-03-05 | 宝钜瑞士股份有限公司 | Operation structure and seat with same |
| CN114604145A (en) * | 2020-12-03 | 2022-06-10 | 明门瑞士股份有限公司 | Headrest height adjusting mechanism and child safety seat |
-
2012
- 2012-07-06 CN CN 201220328412 patent/CN202753817U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742765A (en) * | 2014-02-28 | 2015-07-01 | 伯瑞苔斯罗默儿童安全有限公司 | Child safety seat |
| EP2913222A1 (en) * | 2014-02-28 | 2015-09-02 | Britax Römer Kindersicherheit GmbH | Child safety seat |
| US9415707B2 (en) | 2014-02-28 | 2016-08-16 | BRITAX RÖMER Kindersicherheit GmbH | Child safety seat |
| CN112440842A (en) * | 2019-09-03 | 2021-03-05 | 宝钜瑞士股份有限公司 | Operation structure and seat with same |
| CN114604145A (en) * | 2020-12-03 | 2022-06-10 | 明门瑞士股份有限公司 | Headrest height adjusting mechanism and child safety seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |
|
| CX01 | Expiry of patent term |