CN111873870A - Automobile child safety seat - Google Patents
Automobile child safety seat Download PDFInfo
- Publication number
- CN111873870A CN111873870A CN202010748188.3A CN202010748188A CN111873870A CN 111873870 A CN111873870 A CN 111873870A CN 202010748188 A CN202010748188 A CN 202010748188A CN 111873870 A CN111873870 A CN 111873870A
- Authority
- CN
- China
- Prior art keywords
- state
- base
- safety seat
- backrest
- sliding groove
- 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
- 238000013459 approach Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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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
-
- 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
- B60N2002/2896—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle the child seat being foldable, e.g. to facilitate transport
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- 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 child safety seat for an automobile. The automobile child safety seat comprises a base and a backrest arranged on the base. Car child safety seat has three kinds of states, and the back sets up upright on the base under the first state, and the back ratio under the second state the back has higher position under the first state, and the back is flat to lie in the base upper surface under the third state, and car child safety seat is in fold condition. When the first state is converted to the second state, the backrest slides upwards relative to the base; when the second state is converted to the third state, the backrest rotates relative to the base, so that the front side of the backrest is close to the upper surface of the base. When in use, the backrest locking mechanism enables the seat to be firm and stable; after being folded, the automobile child safety seat occupies small volume and is convenient to store, transport and carry.
Description
Technical Field
The present invention relates to a safety seat for an infant when riding in a vehicle.
Background
Present car children safety seat includes the base and sets up the back on the base, among the folding car children safety seat, the seat generally has and expandes and folding two kinds of states, the back directly rotates around the pivot that sets up on the base, can not slide for the base, it is firm when using for making the seat expand, need set up back locking mechanism in the department far away below the pivot, consequently, the pivot need set up the position at the above certain distance in back bottom, when the seat is folding, the longer part below the back afterbody lies in the pivot can stretch out backward, folding volume is great, occupy great space.
Disclosure of Invention
The invention aims to provide an automobile child safety seat which is small in folding volume and small in occupied space.
In order to solve the technical problems, the invention adopts a technical scheme that: a child safety seat for an automobile comprises a base and a backrest arranged on the base, wherein the child safety seat for an automobile has three states, the backrest is vertically arranged on the base in a first state, the backrest has a higher position than the backrest in the first state in a second state, the backrest lies on the upper surface of the base in a third state, and the child safety seat for an automobile is in a folded state; when the first state is converted to the second state, the backrest slides upwards relative to the base; when the second state is converted to the third state, the backrest rotates relative to the base, so that the front side of the backrest is close to the upper surface of the base.
Preferably, in the first state and/or the second state, a first pin shaft is fixed to each of two sides of the backrest, a first sliding groove extending in the up-down direction is formed in each of the two sides of the backrest, a second pin shaft is fixed to each of two sides of the base, a second sliding groove is formed in each of the two sides of the base, each second sliding groove comprises a section of linear sliding groove extending in the up-down direction and a section of arc sliding groove with the second pin shaft as a center of a circle, and the upper end of each linear sliding groove is communicated with each arc sliding groove; the first pin shaft is inserted in the second sliding groove and is in sliding connection, and the second pin shaft is inserted in the first sliding groove and is in sliding connection.
Preferably, the first pin axis extends along the horizontal direction, and the second pin axis extends along the horizontal direction.
Preferably, the first sliding groove and the linear sliding groove are parallel in the front-rear direction, and the backrest is arranged on the base in parallel to the linear sliding groove when the backrest is unfolded.
Preferably, the radian of the arc sliding grooves is 75-105 degrees, preferably 85-95 degrees, and the backrest can completely lie on the base when folded.
Preferably, the front end of the arc chute is communicated with the upper end of the linear chute, the arc chute is located below the second pin shaft, and the backrest is operated to enable the pin shaft to slide along the chute, so that the seat can be switched between different states.
Preferably, in the first state, the first pin is located at the lower end of the linear sliding groove, or the second pin is located at the upper end of the first sliding groove, so that the backrest is positioned on the base when the seat is used.
Preferably, in the second state, the first pin is located at the upper end of the linear chute; when the first state is converted to the second state, the first pin shaft slides upwards along the linear sliding groove, and the second pin shaft also slides relative to the first sliding groove.
It is preferred. In the third state, the first pin shaft is positioned at the rear end part of the arc chute; when the second state is converted to the third state, the first pin shaft slides backwards along the arc chute, and the backrest rotates around the second pin shaft relative to the base.
Preferably, a backrest locking mechanism is arranged on the automobile child safety seat, and the locking mechanism comprises a locking bolt arranged on the backrest in a sliding manner, a locking hole arranged on the base, an operating key used for connecting the locking bolt and a spring; when the locking mechanism is in a locking state, the locking bolt is inserted into the locking hole, and when the locking mechanism is in an unlocking state, the locking bolt is separated from the locking hole; the operating key is used for enabling the locking bolt to be switched between a locking state and an unlocking state; under the first state, locking mechanical system will the back locking is on the base, the dead bolt is located the below of second round pin axle, when first state switches to the second state, the dead bolt with shorten the distance between the second round pin axle.
The terms of orientation such as up, down, left, right, front, back, and the like in the present application are defined as the up, down, left, right, front, and back directions of an infant when the infant is seated in the child safety seat for a vehicle.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: automobile child safety seat does not directly change to fold condition from the expansion state, but passes through the conversion of second state earlier, through back upwards carrying, folds again, so, the distance of axis of rotation and back bottom very shortens for the part that the back stretched out backward shortens when automobile child safety seat is folding, and folding back volume is showing and is reducing, and occupation space is little, is convenient for deposit and transport and carries.
Drawings
FIG. 1 is a schematic perspective view of a child safety seat for a vehicle according to an embodiment of the present invention in a first position;
FIG. 2 is a schematic perspective view of a back rest of a child safety seat for a vehicle according to an embodiment;
FIG. 3 is a schematic perspective view of a base of a child safety seat in an embodiment of the invention;
FIG. 4-1 is an enlarged partial schematic view of the first pin, the second pin, and the second slot in a second state of the embodiment;
fig. 4-2 is a partially enlarged schematic view illustrating the first pin, the second pin, and the second sliding groove in a third state according to the embodiment;
FIG. 5 is a front view of the child safety seat of the embodiment in a first position;
FIG. 6 is a sectional view taken along line A-A of FIG. 5;
FIG. 7 is a sectional view taken along line B-B of FIG. 5;
FIG. 8 is a front view of the child safety seat of the embodiment in a second configuration;
FIG. 9 is a sectional view taken along line A-A of FIG. 8;
FIG. 10 is a sectional view taken along line B-B of FIG. 8;
FIG. 11 is a front view of the child safety seat of the vehicle of the embodiment in a third configuration;
FIG. 12 is a sectional view taken along line A-A of FIG. 11;
FIG. 13 is a sectional view taken along line B-B of FIG. 11;
FIG. 14 is a schematic perspective view of a child safety seat for a vehicle according to an embodiment in a third position;
FIG. 15 is a front view of the child safety seat of the embodiment shown in a first position and locked;
FIG. 16 is a front view of the child safety seat of the embodiment shown in a first configuration and unlocked;
FIG. 17 is a partially enlarged view of the locking mechanism in the locking mode in the embodiment;
FIG. 18 is a partial enlarged view of the locking mechanism of the embodiment shown when unlocked;
FIG. 19 is a front view of the child safety seat of the embodiment shown in a second configuration and unlocked;
wherein: 1. a backrest; 2. a base; 3. a first pin shaft; 4. a first chute; 5. a second pin shaft; 6. a second chute; 7. a linear chute; 8. an arc chute; 9. locking the bolt; 10. a locking hole; 11. an operation key.
Detailed Description
The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the drawings, but the present invention is not limited to the following embodiments.
As shown in fig. 1 to 3, the child safety seat for a vehicle in the present embodiment includes a base 2 and a backrest 1 provided on the base 2. As shown in fig. 5 to 13, the child safety seat for a vehicle has three states, wherein in a first state, the backrest 1 is vertically arranged on the base 2, and the seat is normally used; the backrest 1 in the second state has a higher position than the backrest 1 in the first state; in the third state, the backrest 1 lies on the upper surface of the base 2, and the automobile child safety seat is in a folded state.
As shown in fig. 1 to 3, in the present embodiment, in the first state and/or the second state, first pin shafts 3 whose axes extend along the horizontal direction are respectively fixed on two sides of the backrest 1, and first sliding grooves 4 extending along the vertical direction are respectively formed; second pin shafts 5 with axes extending along the horizontal direction are respectively fixed on two sides of the base 2, and second sliding grooves 6 are respectively formed in the two sides of the base, each second sliding groove 6 comprises a section of linear sliding groove 7 extending along the vertical direction and a section of arc sliding groove 8 with the second pin shaft 5 as the center of a circle, the radian of each arc sliding groove 8 is 85-95 degrees, the upper end part of each linear sliding groove 7 is communicated with the front end part of each arc sliding groove 8, and each arc sliding groove 8 is located below the second pin shaft 5; the first sliding groove 4 is parallel to the linear sliding groove 7 in the front-rear direction. The first pin shaft 3 is inserted in the second sliding groove 6 and is in sliding connection, the second pin shaft 5 is inserted in the first sliding groove 4 and is in sliding connection, and the backrest 1 and the base 2 can be switched between three states through connection between the pin shaft and the sliding grooves.
As shown in fig. 4 to 13, in the present embodiment, the first pin 3 is fixed at a position close to the bottom of the backrest 1, and the second pin 5 is a rotation axis of the backrest 1 when rotating around the base 2. When the automobile child safety seat is normally used, the automobile child safety seat is in a first state, at the moment, the first pin shaft 3 is located at the lower end part of the linear sliding groove 7, the second pin shaft 5 is located at the upper end part of the first sliding groove 4, and the distance from the bottom of the backrest 1 to the rotating shaft is far. When the seat needs to be folded, the backrest 1 is lifted upwards, the automobile child safety seat is switched from the first state to the second state, the first pin shaft 3 slides upwards along the linear sliding groove 7, the distance between the bottom of the backrest 1 and the rotating shaft is shortened, when the first pin shaft 3 slides to the upper end part of the linear sliding groove 7, the automobile child safety seat is in the second state, and at the moment, the bottom of the backrest 1 is close to the rotating shaft. And then the backrest 1 rotates relative to the base 2 and approaches the base 2, the automobile child safety seat is switched from the second state to the third state, the first pin shaft 3 slides backwards along the arc chute 8, the bottom of the backrest 1 and the rotating shaft keep the minimum distance unchanged, and when the first pin shaft 3 slides to the rear end part of the arc chute 8, the automobile child safety seat is in the third state. As shown in FIG. 14, the child safety seat in the third state is folded, and has a compact structure, a small occupied area and convenient transportation and carrying.
And unfolding the automobile child safety seat in a folded state to a use state, namely reversely operating the steps when the automobile child safety seat in the third state is converted to the first state, and the steps are not repeated herein.
As shown in fig. 15 to 19, a backrest locking mechanism is provided on the child safety seat of the automobile, and the locking mechanism includes a locking bolt 9 slidably provided on the backrest 1, a locking hole 10 provided on the base 2, an operation key 11 for connecting the locking bolt 9, and a spring 12; when the locking mechanism is in a locking state, the locking bolt 9 is inserted into the locking hole 10, and when the locking mechanism is in an unlocking state, the locking bolt 9 is separated from the locking hole 10; the operating key 11 is used for switching the locking bolt 9 between a locking state and an unlocking state; in the first state, the backrest 1 is locked on the base 2 by the locking mechanism, the locking bolt 9 is positioned below the second pin shaft 5, and when the first state is converted to the second state, the distance between the locking bolt 9 and the second pin shaft 5 is shortened.
As described above, the present invention has been explained fully in accordance with the gist of the present invention, but the present invention is not limited to the above-described examples and implementation methods. A practitioner of the related art can make various changes and implementations within a range allowed by the technical idea of the present invention.
Claims (10)
1. The utility model provides a car children safety seat, includes base (2), locates back (1) on base (2), its characterized in that: the automobile child safety seat has three states, wherein the backrest (1) is vertically arranged on the base (2) in the first state, the backrest (1) has a higher position than the backrest (1) in the first state in the second state, the backrest (1) lies on the upper surface of the base (2) in the third state, and the automobile child safety seat is in a folded state; when the first state is converted to the second state, the backrest (1) slides upwards relative to the base (2); when the second state is converted to the third state, the backrest (1) rotates relative to the base (2), so that the front side of the backrest (1) is close to the upper surface of the base (2).
2. The automotive child safety seat according to claim 1, wherein: in the first state and/or the second state, a first pin shaft (3) is fixed on each of two sides of the backrest (1) respectively, a first sliding groove (4) extending in the vertical direction is formed in each of the two sides of the base (2), a second pin shaft (5) is fixed on each of two sides of the base (2), a second sliding groove (6) is formed in each of the two sides of the base, each second sliding groove (6) comprises a section of linear sliding groove (7) extending in the vertical direction and a section of arc sliding groove (8) with the second pin shaft (5) as the center of a circle, and the upper end of each linear sliding groove (7) is communicated with each arc sliding groove (8); the first pin shaft (3) is inserted into the second sliding groove (6) and is in sliding connection, and the second pin shaft (5) is inserted into the first sliding groove (4) and is in sliding connection.
3. The automotive child safety seat according to claim 2, wherein: the axis of the first pin shaft (3) extends along the horizontal direction, and the axis of the second pin shaft (5) extends along the horizontal direction.
4. The automotive child safety seat according to claim 2, wherein: the first sliding groove (4) is parallel to the linear sliding groove (7) in the front-rear direction.
5. The automotive child safety seat according to claim 2, wherein: the radian of the arc chute (8) is 75-105 degrees, and preferably 85-95 degrees.
6. The automotive child safety seat according to claim 2, wherein: the front end of the arc chute (8) is communicated with the upper end of the linear chute (7), and the arc chute (8) is located below the second pin shaft (5).
7. The automotive child safety seat according to claim 2, wherein: under the first state, the first pin shaft (3) is located at the lower end part of the linear sliding groove (7), or the second pin shaft (5) is located at the upper end part of the first sliding groove (4).
8. The automotive child safety seat according to claim 2, wherein: in the second state, the first pin shaft (3) is positioned at the upper end part of the linear sliding groove (7); when the first state is converted to the second state, the first pin shaft (3) slides upwards along the linear sliding groove (7), and the second pin shaft (5) also slides relative to the first sliding groove (4).
9. The automotive child safety seat according to claim 2, wherein: in the third state, the first pin shaft is positioned at the rear end part of the arc chute (8); when the second state is converted to the third state, the first pin shaft (3) slides backwards along the arc chute (8), and the backrest (1) rotates around the second pin shaft (5) relative to the base (2).
10. The automotive child safety seat according to claim 2, wherein: a backrest locking mechanism is arranged on the automobile child safety seat, and the locking mechanism comprises a locking bolt (9) which is arranged on a backrest (1) in a sliding manner, a locking hole (10) which is arranged on a base (2), an operating key (11) which is used for connecting the locking bolt (9) and a spring (12); when the locking mechanism is in a locking state, the locking bolt (9) is inserted into the locking hole (10), and when the locking mechanism is in an unlocking state, the locking bolt (9) is separated from the locking hole (10); the operating key (11) is used for enabling the locking bolt (9) to be switched between a locking state and an unlocking state; under the first state, locking mechanical system will back (1) locks on base (2), dead bolt (9) are located second round pin axle (5) below, when first state switches to the second state, dead bolt (9) with the distance between second round pin axle (5) shortens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010748188.3A CN111873870A (en) | 2020-07-30 | 2020-07-30 | Automobile child safety seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010748188.3A CN111873870A (en) | 2020-07-30 | 2020-07-30 | Automobile child safety seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111873870A true CN111873870A (en) | 2020-11-03 |
Family
ID=73201207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010748188.3A Pending CN111873870A (en) | 2020-07-30 | 2020-07-30 | Automobile child safety seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111873870A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11186209B2 (en) * | 2018-12-19 | 2021-11-30 | Britax Romer Kindersicherheit Gmbh | Child safety seat |
| CN113787943A (en) * | 2021-10-29 | 2021-12-14 | 宁波宝贝第一母婴用品有限公司 | Folding mechanism and safety seat |
| CN113787944A (en) * | 2021-10-29 | 2021-12-14 | 宁波宝贝第一母婴用品有限公司 | Child safety seat |
-
2020
- 2020-07-30 CN CN202010748188.3A patent/CN111873870A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11186209B2 (en) * | 2018-12-19 | 2021-11-30 | Britax Romer Kindersicherheit Gmbh | Child safety seat |
| CN113787943A (en) * | 2021-10-29 | 2021-12-14 | 宁波宝贝第一母婴用品有限公司 | Folding mechanism and safety seat |
| CN113787944A (en) * | 2021-10-29 | 2021-12-14 | 宁波宝贝第一母婴用品有限公司 | Child safety seat |
| CN113787944B (en) * | 2021-10-29 | 2023-01-24 | 宁波宝贝第一母婴用品有限公司 | Child safety seat |
| CN113787943B (en) * | 2021-10-29 | 2023-02-21 | 宁波宝贝第一母婴用品有限公司 | Folding mechanism and safety seat |
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