CN110641330A - Side collision prevention structure of child safety seat - Google Patents
Side collision prevention structure of child safety seat Download PDFInfo
- Publication number
- CN110641330A CN110641330A CN201910953812.0A CN201910953812A CN110641330A CN 110641330 A CN110641330 A CN 110641330A CN 201910953812 A CN201910953812 A CN 201910953812A CN 110641330 A CN110641330 A CN 110641330A
- Authority
- CN
- China
- Prior art keywords
- groove
- fixed seat
- safety seat
- pad
- side sliding
- 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.)
- Pending
Links
- 230000002265 prevention Effects 0.000 title claims abstract description 8
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000005267 amalgamation Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
- B60N2/2872—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle provided with side rests
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
- B60N2/2884—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle with protection systems against abnormal g-forces
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Child & Adolescent Psychology (AREA)
- General Health & Medical Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention relates to a side impact prevention structure of a child safety seat, which comprises a safety seat backrest and is characterized in that: the outer sides of two side wings of the safety seat backrest are provided with a groove and a fixed seat, an anti-collision pad is arranged in the groove, a first side sliding groove is also arranged in the groove, the bottom of the anti-collision pad is provided with a side sliding lug, and the side sliding lug is matched with the first side sliding groove to fix the anti-collision pad in the groove; the surface of the fixed seat is also provided with a second side sliding groove, the side sliding lug is matched with the second side sliding groove to fix the anti-collision pad on the surface of the fixed seat, and an anti-falling structure is arranged between the fixed seat and the bottom of the anti-collision pad; the anti-collision cushion has the advantages of reasonable structure, convenience in mounting and dismounting, no space occupation, capability of selecting anti-collision cushions with different thicknesses according to the size of a vehicle during purchase, and more convenience and flexibility in use.
Description
Technical Field
The invention relates to a child safety seat, in particular to a side impact prevention structure of the child safety seat.
Background
Child safety seat is the safety arrangement when taking the vehicle to baby or children, when the vehicle bumps, plays the guard action, the side of bumping of side around the main consideration of present child safety seat protection, to side direction collision protection not redesign, because the size at vehicle is different, therefore child safety seat installs when the car back seat, can leave the clearance between safety seat's lateral part and the door, in case when taking place the side and bumping, safety seat can take place to heel to influence safety seat's whole safety effect. In order to solve the problem, a side protection airbag is designed, for example, a side protection airbag of a child safety seat is disclosed with a publication number of CN108674265A, the side protection airbag comprises a side protection base arranged on the outer side surface of a seat body, the side protection base is provided with the side protection airbag which can be telescopically accommodated, the corresponding side protection airbag is provided with an exhaust hole, and a reset structure is arranged in the side protection airbag; the side protection airbag is reasonable in structure, the collapsing stroke of the airbag is long, buffering and effective energy absorption can be provided, and the injury of side collision to children is greatly reduced.
The side protective air bag is fixed in structure, only one side of the side protective air bag is required to be used in a common safety seat, and the structure of the side protective air bag is complicated, so that the cost is high, the installation is inconvenient, and the user has no selective right.
Disclosure of Invention
The invention aims to provide a side impact preventing structure of a child safety seat, wherein clamping grooves are formed in the outer sides of two side wings of a backrest of the safety seat, the clamping grooves are provided with fixing seats of anti-collision pads, the anti-collision pads can be arranged on the fixing seats to fill gaps between the side wings and the inner wall of a vehicle, and can also be arranged in the clamping grooves of the anti-collision pads, so that the normal use of the child safety seat is not influenced.
The following technical scheme is adopted for achieving the purpose:
the utility model provides a structure is hit to children's safety seat side, includes the safety seat back, its characterized in that: the outer sides of two side wings of the safety seat backrest are provided with a groove and a fixed seat, an anti-collision pad is arranged in the groove, a first side sliding groove is also arranged in the groove, the bottom of the anti-collision pad is provided with a side sliding lug, and the side sliding lug is matched with the first side sliding groove to fix the anti-collision pad in the groove; the fixing base surface also be provided with second side spout, the lug that sideslips cooperates with second side spout and can fixes the crash pad on the fixing base surface to be provided with anti-disengaging structure between fixing base and the crash pad bottom.
The anti-falling structure comprises an elastic convex column arranged in the fixed seat, the upper end of the elastic convex column penetrates through the fixed seat shell and protrudes on the upper surface of the fixed seat, an elastic convex column compression button is arranged on the side of the fixed seat, and the compression button can compress the elastic convex column to enable the elastic convex column to retract below the surface of the fixed seat; the bottom of the anti-collision pad is provided with a positioning hole matched with the elastic convex column.
The fixing seat is fixed in the groove.
The groove is provided with a lateral opening, the direction of the lateral opening is consistent with that of the opening of the first side sliding groove, the side wall of the groove, which is positioned at two sides of the first side sliding groove, is provided with a guide convex strip, and two sides of the anti-collision pad are also provided with guide clamping grooves matched with the guide grooves.
The fixed seat is matched with the anti-collision pad in shape.
The fixing base and the anti-collision pad are of a semi-circle structure, the anti-collision pad is spliced into a circular structure with the fixing base when being inserted into the first side sliding groove, and the anti-collision pad is flushed with the upper surface of the fixing base at the moment.
The anti-collision pad comprises a base and a cushion layer, and the side-sliding lug and the positioning hole are provided with the bottom of the base.
The lateral collision prevention structure is arranged on the outer side of the lateral wing of the child safety seat and comprises a fixed seat and an anti-collision pad, the anti-collision pad is a non-detachable structure and is fixed on the surface of the fixed seat when in use to play a role in collision prevention, and the anti-collision pad can be clamped in the groove when not in use and is spliced with the fixed seat to form a circular pattern to play a role in decoration; the invention can be configured with anti-collision pads with different thicknesses to meet the requirements of vehicle types with different sizes, and can be flexibly disassembled and assembled from left to right.
Drawings
FIG. 1 is a schematic view of the crash pad of the present invention positioned within a recess;
FIG. 2 is a schematic view of the crash pad of the present invention in use;
FIG. 3 is a schematic view of the structure of the groove of the present invention;
FIG. 4 is a schematic structural view of the recess and the fixing base of the present invention;
FIG. 5 is a schematic structural view of the fixing base of the present invention;
FIG. 6 is a schematic bottom view of the fixing base of the present invention;
FIG. 7 is a schematic view of the crash pad of the present invention;
FIG. 8 is a bottom view of the crash pad of the present invention.
Detailed Description
As shown in fig. 1 to 8, a side impact prevention structure of a child safety seat includes a safety seat back, and is characterized in that: the outer sides of two side wings 11 of the safety seat backrest 1 are provided with a groove 12 and a fixed seat 3,
the crash pad 5 can be arranged in the groove 12 and can be matched and fixed with the fixed seat 3, the groove 12 is also internally provided with a first side sliding groove 13, the bottom of the crash pad 5 is provided with a side sliding lug 51, and the side sliding lug 51 is matched with the first side sliding groove 13 to fix the crash pad 5 in the groove 12; fixing base 3 surface also be provided with second side spout 31, the lug 51 that sideslips cooperates with second side spout 31 and can fix crash pad 5 on fixing base 3 surface to be provided with anti-disengaging structure between fixing base 3 and the crash pad 5 bottom.
The groove 12 is provided with a lateral opening, the direction of the lateral opening is consistent with that of the opening of the first side sliding groove 13, the side walls of the groove 12, which are positioned at two sides of the first side sliding groove, are provided with guide protruding strips 15, and two sides of the crash pad 5 are also provided with guide clamping grooves 53 matched with the guide protruding strips 15. The fixed seat 3 is fixed in the groove 12 and is positioned at the end part of the groove 12 with the opposite direction of the lateral opening; the fixed seat 3 is fixed in the groove 12 and is positioned at the end part of the groove 12 with the opposite side opening.
The anti-falling structure comprises an elastic convex column 32 arranged in the fixed seat, the upper end of the elastic convex column 32 penetrates through the shell of the fixed seat 3 and protrudes on the upper surface of the fixed seat 3, an elastic convex column compression button 33 is arranged at the side of the fixed seat 3, and the compression button 33 can compress the elastic convex column 32 to enable the elastic convex column 32 to retract below the surface of the fixed seat 3; the bottom of the anti-collision pad 5 is provided with a positioning hole 52 matched with the elastic convex column 32; the crash pad 5 comprises a base 55 and a cushion layer 56, and the side sliding projection 51 and the positioning hole 52 are provided with the bottom of the base 55.
The fixed seat 3 is matched with the anti-collision pad 5 in shape; fixing base 3 and crash pad 5 be half circle shape structure, when the crash pad 5 pegs graft in first side spout 13 with the 3 amalgamation of fixing base become a circular shape structure to the upper surface of crash pad 5 and fixing base 3 is flushed this moment.
The crash pad with different thicknesses and sizes can be selected according to the gap between the child safety seat and the inner side of the car door, the selection is more flexible, meanwhile, the crash pad is of a detachable structure and can be spliced on the fixed seat and then locked when in use, the elastic convex columns are separated from the positioning holes through the buttons when not in use, and then the crash pad is pulled laterally to be separated from the fixed seat, and the crash pad can be clamped in the groove and spliced with the fixed seat to be used for decoration after being separated from the fixed seat; in addition, only one side of the child safety seat is required to be provided with the anti-collision structure, so that the detachable structure only needs to be matched with one anti-collision pad, and unnecessary expenditure is saved.
The invention has the characteristics of reasonable structure, convenient assembly and disassembly and flexible and convenient use.
Claims (7)
1. The utility model provides a structure is hit to children's safety seat side, includes the safety seat back, its characterized in that: the outer sides of two side wings 11 of the safety seat backrest 1 are provided with a groove 12 and a fixed seat 3, an anti-collision pad 5 can be arranged in the groove 12 and can be matched and fixed with the fixed seat 3, a first side sliding groove 13 is also arranged in the groove 12, a side sliding lug 51 is arranged at the bottom of the anti-collision pad 5, and the side sliding lug 51 is matched with the first side sliding groove 13 to fix the anti-collision pad 5 in the groove 12; fixing base 3 surface also be provided with second side spout 31, the lug 51 that sideslips cooperates with second side spout 31 and can fix crash pad 5 on fixing base 3 surface to be provided with anti-disengaging structure between fixing base 3 and the crash pad 5 bottom.
2. The child safety seat side-impact preventing structure according to claim 1, wherein: the anti-falling structure comprises an elastic convex column 32 arranged in the fixed seat, the upper end of the elastic convex column 32 penetrates through the shell of the fixed seat 3 and protrudes on the upper surface of the fixed seat 3, an elastic convex column compression button 33 is arranged at the side of the fixed seat 3, and the compression button 33 can compress the elastic convex column 32 to enable the elastic convex column 32 to retract below the surface of the fixed seat 3; the bottom of the crash pad 5 is provided with a positioning hole 52 matched with the elastic convex column 32.
3. A child safety seat side-impact preventing structure according to claim 1 or 2, wherein: the groove 12 is provided with a lateral opening, the direction of the lateral opening is consistent with that of the opening of the first side sliding groove 13, the side walls of the groove 12, which are positioned at two sides of the first side sliding groove, are provided with guide protruding strips 15, and two sides of the crash pad 5 are also provided with guide clamping grooves 53 matched with the guide protruding strips 15.
4. A child safety seat side-impact preventing structure according to claim 1 or 2, wherein: the fixed seat 3 is matched with the anti-collision pad 5 in shape.
5. The child safety seat side-impact prevention structure according to claim 4, wherein: fixing base 3 and crash pad 5 be half circle shape structure, when the crash pad 5 pegs graft in first side spout 13 with the 3 amalgamation of fixing base become a circular shape structure to the upper surface of crash pad 5 and fixing base 3 is flushed this moment.
6. A child safety seat side-impact preventing structure according to claim 1 or 2, wherein: the crash pad 5 comprises a base 55 and a cushion layer 56, and the side sliding projection 51 and the positioning hole 52 are provided with the bottom of the base 55.
7. A side-impact preventing structure of a child safety seat according to claim 3, wherein: the fixed seat 3 is fixed in the groove 12 and is positioned at the end part of the groove 12 with the opposite side opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910953812.0A CN110641330A (en) | 2019-10-09 | 2019-10-09 | Side collision prevention structure of child safety seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910953812.0A CN110641330A (en) | 2019-10-09 | 2019-10-09 | Side collision prevention structure of child safety seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110641330A true CN110641330A (en) | 2020-01-03 |
Family
ID=69012423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910953812.0A Pending CN110641330A (en) | 2019-10-09 | 2019-10-09 | Side collision prevention structure of child safety seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110641330A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111407078A (en) * | 2020-03-26 | 2020-07-14 | 趣迦(上海)建筑设计咨询有限公司 | Luminous table top dining table capable of reducing water seepage |
| CN111942503A (en) * | 2020-08-25 | 2020-11-17 | 韩军伟 | Multifunctional seat capable of protecting children when new energy electric vehicle falls down |
| AU2021201210B1 (en) * | 2021-02-24 | 2021-07-29 | BRITAX RÖMER Kindersicherheit GmbH | Child safety seat |
| CN113895326A (en) * | 2020-07-06 | 2022-01-07 | 宝钜瑞士股份有限公司 | Child safety seat and removable side impact protection block |
| CN114851929A (en) * | 2021-01-20 | 2022-08-05 | 宝钜瑞士股份有限公司 | Detachable side impact protection device and child safety seat with same |
| US12311815B2 (en) | 2020-06-19 | 2025-05-27 | Bambino Prezioso Switzerland Ag | Child safety seat and side collision protection mechanism thereof |
| US12330541B2 (en) | 2020-03-13 | 2025-06-17 | Bambino Prezioso Switzerland Ag | Child safety seat |
| US12491802B2 (en) | 2020-06-30 | 2025-12-09 | Bambino Prezioso Switzerland Ag | Side impact protection mechanism |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100026064A1 (en) * | 2008-07-30 | 2010-02-04 | Cosco Management, Inc. | Energy-dissipation system |
| US20150336482A1 (en) * | 2012-06-18 | 2015-11-26 | Cybex Gmbh | Child Safety Seat or Baby Carrier for Mounting on a Motor Vehicle Seat and Side Impact Bar for Such a Seat |
| US20160039319A1 (en) * | 2014-08-06 | 2016-02-11 | Da Liang ZHANG | Lateral protecting mechanism and child safety seat therewith |
| CN208585133U (en) * | 2018-06-26 | 2019-03-08 | 宁波宝贝第一母婴用品有限公司 | A kind of Lateral Collision Avoidance structure and its child safety seat |
| CN109927594A (en) * | 2017-12-15 | 2019-06-25 | 宝钜儿童用品香港股份有限公司 | Safety seat and its multistage side crash protective device |
| CN209141947U (en) * | 2018-09-25 | 2019-07-23 | 宁波环球娃娃婴童用品股份有限公司 | A kind of automobile children safety chair |
| CN209240925U (en) * | 2018-09-28 | 2019-08-13 | 宁波凯适德汽车用品制造有限公司 | A kind of automobile children safety chair of adjustable angle |
| CN209257923U (en) * | 2018-12-24 | 2019-08-16 | 安徽永驰婴童安全科技有限公司 | Side impact guard assembly and child safety seat |
| CN211001013U (en) * | 2019-10-09 | 2020-07-14 | 浙江感恩科技股份有限公司 | Side collision prevention structure of child safety seat |
-
2019
- 2019-10-09 CN CN201910953812.0A patent/CN110641330A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100026064A1 (en) * | 2008-07-30 | 2010-02-04 | Cosco Management, Inc. | Energy-dissipation system |
| US20150336482A1 (en) * | 2012-06-18 | 2015-11-26 | Cybex Gmbh | Child Safety Seat or Baby Carrier for Mounting on a Motor Vehicle Seat and Side Impact Bar for Such a Seat |
| US20160039319A1 (en) * | 2014-08-06 | 2016-02-11 | Da Liang ZHANG | Lateral protecting mechanism and child safety seat therewith |
| CN109927594A (en) * | 2017-12-15 | 2019-06-25 | 宝钜儿童用品香港股份有限公司 | Safety seat and its multistage side crash protective device |
| CN208585133U (en) * | 2018-06-26 | 2019-03-08 | 宁波宝贝第一母婴用品有限公司 | A kind of Lateral Collision Avoidance structure and its child safety seat |
| CN209141947U (en) * | 2018-09-25 | 2019-07-23 | 宁波环球娃娃婴童用品股份有限公司 | A kind of automobile children safety chair |
| CN209240925U (en) * | 2018-09-28 | 2019-08-13 | 宁波凯适德汽车用品制造有限公司 | A kind of automobile children safety chair of adjustable angle |
| CN209257923U (en) * | 2018-12-24 | 2019-08-16 | 安徽永驰婴童安全科技有限公司 | Side impact guard assembly and child safety seat |
| CN211001013U (en) * | 2019-10-09 | 2020-07-14 | 浙江感恩科技股份有限公司 | Side collision prevention structure of child safety seat |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12330541B2 (en) | 2020-03-13 | 2025-06-17 | Bambino Prezioso Switzerland Ag | Child safety seat |
| CN111407078A (en) * | 2020-03-26 | 2020-07-14 | 趣迦(上海)建筑设计咨询有限公司 | Luminous table top dining table capable of reducing water seepage |
| US12311815B2 (en) | 2020-06-19 | 2025-05-27 | Bambino Prezioso Switzerland Ag | Child safety seat and side collision protection mechanism thereof |
| US12491802B2 (en) | 2020-06-30 | 2025-12-09 | Bambino Prezioso Switzerland Ag | Side impact protection mechanism |
| CN113895326A (en) * | 2020-07-06 | 2022-01-07 | 宝钜瑞士股份有限公司 | Child safety seat and removable side impact protection block |
| WO2022007605A1 (en) * | 2020-07-06 | 2022-01-13 | 宝钜(中国)儿童用品有限公司 | Child safety seat and detachable side collision protective block |
| CN111942503A (en) * | 2020-08-25 | 2020-11-17 | 韩军伟 | Multifunctional seat capable of protecting children when new energy electric vehicle falls down |
| CN114851929A (en) * | 2021-01-20 | 2022-08-05 | 宝钜瑞士股份有限公司 | Detachable side impact protection device and child safety seat with same |
| CN114851929B (en) * | 2021-01-20 | 2024-08-20 | 宝钜瑞士股份有限公司 | Detachable side-impact protection device and child safety seat with same |
| AU2021201210B1 (en) * | 2021-02-24 | 2021-07-29 | BRITAX RÖMER Kindersicherheit GmbH | Child safety seat |
| US11820263B2 (en) | 2021-02-24 | 2023-11-21 | BRITAX RÖMER Kindersicherheit GmbH | Child safety seat |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230719 Address after: No. 031, Xiejiaci Group, Zhuxing Village, Wangling Town, You County, Zhuzhou, Hunan Province 412305 Applicant after: Xiao Xu Address before: 318020 No.3 Panlong Road, Jiangkou street, Huangyan District, Taizhou City, Zhejiang Province Applicant before: ZHEJIANG GANEN TECHNOLOGY CO.,LTD. |
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Application publication date: 20200103 |
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