CN110171335B - Hidden side collision preventing device of child safety seat - Google Patents
Hidden side collision preventing device of child safety seat Download PDFInfo
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- CN110171335B CN110171335B CN201910506908.2A CN201910506908A CN110171335B CN 110171335 B CN110171335 B CN 110171335B CN 201910506908 A CN201910506908 A CN 201910506908A CN 110171335 B CN110171335 B CN 110171335B
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- plate
- connecting rod
- side impact
- support shaft
- hidden
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- 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
Abstract
The invention provides a hidden side impact prevention device of a child safety seat, which comprises an installation base and a side impact prevention protection plate sleeved in the installation base, wherein the installation base comprises a bottom plate, four corners of the inner side surface of the bottom plate are provided with first lugs, and four edges of the bottom plate are provided with first side coamings; the side impact prevention protection plate comprises an anti-impact top plate, wherein the four corners of the inner side surface of the anti-impact top plate are respectively provided with a second lug, and the four edges of the anti-impact top plate are respectively provided with a second side coaming; a pull belt is arranged between the mounting base and the side impact prevention protection plate, two annular sleeve holes are formed in the pull belt at intervals, a first support shaft penetrates through the annular sleeve holes, connecting rod assemblies are arranged at two ends of the first support shaft, and each connecting rod assembly comprises a first connecting rod and a second connecting rod; be equipped with the one-way lock on the extension board, the one-way lock includes two trapezoidal risers of placing relatively, is equipped with one-way locking structure between the trapezoidal riser. The invention has the advantages of hidden structure design, simple and convenient use, good side impact prevention effect, high safety and stability and high comfort level.
Description
Technical Field
The invention relates to the technical field of child seat protection devices, in particular to a hidden type side collision prevention device of a child safety seat.
Background
A child safety seat of an automobile is also called a child restraint system, and is specially designed for children of different ages (or weights), is installed in the automobile, and can effectively improve the riding safety of the children. European regulation ECE R44/03 defines a child safety seat as a child safety system that can be fixed to a motor vehicle and that consists of a safety belt assembly or flexible part with snap-in, adjustment mechanisms, accessories, etc. Can be combined with additional devices such as portable child beds, infant carriers, booster seats or crash shields. In the case of collision or sudden deceleration of the automobile, the impact force on the children is relieved, the body movement of the children is limited to reduce the injury to the children, and the riding safety of the children is ensured.
The main function of the child safety seat is to guarantee the safety of the child sitting on the seat to the maximum extent, the safety requirement on the child seat is higher and higher along with the improvement of the safety consciousness of people at present, the current child safety seat side anti-collision system is single in structure, the stability and the service life are required to be improved, and the use comfort level is required to be improved.
Disclosure of Invention
The invention aims to provide a hidden side impact prevention device of a child safety seat, which is simple and convenient to use, good in side impact prevention effect, high in safety and stability and high in comfort due to the hidden structural design.
The technical scheme adopted by the invention is as follows: a hidden side impact prevention device of a child safety seat comprises an installation base and a side impact prevention protection plate sleeved in the installation base, wherein the installation base comprises a bottom plate, four corners of the inner side surface of the bottom plate are provided with first lugs, four edges of the bottom plate are provided with first side wall plates, a long notch is formed in the first side wall plate of one side, and a support plate is arranged at the lower edge of the outer side surface of the long notch; the side impact protection plate comprises an anti-collision top plate, wherein four corners of the inner side surface of the anti-collision top plate are respectively provided with a second lug, four edges of the anti-collision top plate are respectively provided with a second side enclosing plate, and a groove is formed in one second side enclosing plate; a pull belt is arranged between the mounting base and the side impact prevention protection plate, two annular sleeve holes are formed in the pull belt at intervals, a first support shaft penetrates through the annular sleeve holes, connecting rod assemblies are arranged at two ends of the first support shaft respectively, each connecting rod assembly comprises a first connecting rod and a second connecting rod, a second support shaft is arranged between the two first connecting rods which are opposite to each other on the left and right, and a third support shaft is arranged between the two second connecting rods which are opposite to each other on the left and right; the supporting plate is provided with a one-way lock, the one-way lock comprises two oppositely-arranged trapezoidal vertical plates, a one-way locking structure is arranged between the trapezoidal vertical plates, two sides of the one-way locking structure are both provided with rotating shafts penetrating through the trapezoidal vertical plates, the bottom end of each trapezoidal vertical plate is provided with a bottom end plate, and a one-way locking port is formed between each bottom end plate and the one-way locking structure.
Preferably, the first lugs are provided with first through holes, and the second lugs are provided with second through holes.
Preferably, the free end of stretching strap passes microscler notch, one-way locking mouth in proper order, the free end of stretching strap is equipped with the pull ring, be equipped with spacing lug on the stretching strap, spacing lug is located one side of microscler notch inboard.
Preferably, the first connecting rod is hinged to one end of the second connecting rod, a hinge hole is formed in the hinged end of the first connecting rod and the hinged end of the second connecting rod, and a third through hole is formed in the other end of the first connecting rod and the other end of the second connecting rod.
Preferably, the end of the second support shaft passes through the second through hole on the second lug and then passes through the third through hole on the first connecting rod; the end part of the third support shaft passes through the third through hole on the second connecting rod and then passes through the first through hole on the first lug; and the end part of the third support shaft passes through the hinge holes at the end parts of the first connecting rod and the second connecting rod.
Preferably, the bottom end plate is stacked on the support plate and fixedly connected with the support plate.
The invention has the advantages that:
1. the mounting base and the side impact prevention protection plate are of a hidden structure which is sleeved up and down and placed, the external structure is simple and attractive, and the use is safe and comfortable.
2. The installation base and the side impact prevention protection plate are placed in a sleeved mode at the upper portion and the lower portion, the first side enclosing plate and the second side enclosing plate are matched in an inner mode and an outer mode, the side impact prevention protection plate is enabled to have freedom degree in a single direction, the side impact prevention protection plate is high in moving stability, and the service life is long.
3. When pulling out the stretching strap, under the effect of the one-way locking structure of one-way lock, the stretching strap is by one-way restriction, only allows the stretching strap to pull out promptly, realizes preventing the recovery auto-lock of side impact protection shield, and when the stretching strap was retrieved, the one-way lock of unblock presses simultaneously and prevents that the crashproof roof of side impact protection shield makes the stretching strap withdraw and reset, and convenient simple to use prevents that the side impact effect is effectual.
4. The stepless adjustment of the pull belt is realized by adopting a one-way locking structure of the one-way lock, namely the stepless adjustment of the side impact prevention protection plate is realized, the degree of freedom of adjustment is large, and the use is more convenient; the limiting convex blocks on the drawstring can prevent the drawstring from being pulled out excessively, improve the safety and stability of use and play a good role in protection.
5. The overall structure is reasonable in design, elastic energy absorption and crumple energy absorption are achieved by utilizing the extension force of the pull belt, the rigidity of the connecting rod assembly and the collapse tensile force of the one-way lock, and the side anti-collision effect is effectively achieved.
Drawings
Fig. 1 is a schematic structural view of a hidden side impact protection device of a child safety seat according to the present invention.
Fig. 2 is a schematic structural view of the mounting base of the present invention.
Fig. 3 is a schematic structural view of the side impact protection plate of the present invention.
FIG. 4 is a schematic view of the structure of the draw tape of the present invention.
Fig. 5 is a schematic structural view of the first support shaft according to the present invention.
FIG. 6 is a schematic structural view of a connecting rod assembly according to the present invention.
Fig. 7 is a schematic structural view of the one-way lock of the present invention.
Fig. 8 is a schematic cross-sectional view of a hidden side impact protection device of a child safety seat according to the present invention.
Fig. 9 is a schematic cross-sectional view illustrating a state in which a pull strap of the hidden side impact device of the child safety seat of the present invention is pulled out.
In the figure: 1. the mounting base comprises a mounting base body 11, a bottom plate 12, a first side enclosing plate 13, a long notch 14, a support plate 15, a first lug, 16, a first through hole 2, a side impact prevention protection plate 21, an anti-collision top plate 22, a second side enclosing plate 23, a groove 24, a second lug, 25, a second through hole 3, a connecting rod assembly 31, a first connecting rod 32, a second connecting rod 33, a hinge hole 34, a third through hole 41, a first supporting shaft 42, a second supporting shaft 43, a third supporting shaft 5, a one-way lock 51, a trapezoidal vertical plate 52, a bottom end plate 53, a one-way locking structure 54, a rotating shaft 55, a one-way locking opening 6, a draw belt 61, a draw ring 62, an annular trepanning 63 and a limiting lug.
Detailed Description
The hidden side impact protection device for a child safety seat of the present invention will be described in further detail below.
Examples
A hidden side impact prevention device of a child safety seat comprises a mounting base 1 and a side impact prevention protection plate 2 sleeved in the mounting base 1, wherein the mounting base 1 comprises a bottom plate 11, four corners of the inner side surface of the bottom plate 11 are respectively provided with a first lug 15, four edges of the bottom plate 11 are respectively provided with a first side wall 12, the first side wall 12 of one side is provided with a long notch 13, and the lower edge of the outer side surface of the long notch 13 is provided with a support plate 14; the side impact protection plate 2 comprises an impact roof plate 21, wherein four corners of the inner side surface of the impact roof plate 21 are respectively provided with a second lug 24, four edges of the impact roof plate 21 are respectively provided with a second side enclosing plate 22, and one side of the second side enclosing plate 22 is provided with a groove 23; a pull belt 6 is arranged between the mounting base 1 and the side impact prevention protection plate 2, two annular sleeve holes 62 are arranged on the pull belt 6 at intervals, a first support shaft 41 penetrates through the annular sleeve holes 62, two ends of the first support shaft 41 are provided with connecting rod assemblies 3, each connecting rod assembly 3 comprises a first connecting rod 31 and a second connecting rod 32, a second support shaft 42 is arranged between the two first connecting rods 31 opposite to each other on the left and right, and a third support shaft 43 is arranged between the two second connecting rods 32 opposite to each other on the left and right; the support plate 14 is provided with the one-way lock 5, the one-way lock 5 comprises two oppositely-arranged trapezoidal vertical plates 51, a one-way locking structure 53 is arranged between the trapezoidal vertical plates 51, two sides of the one-way locking structure 53 are respectively provided with a rotating shaft 54 penetrating through the trapezoidal vertical plates 51, the bottom end of each trapezoidal vertical plate 51 is provided with a bottom end plate 52, and a one-way locking port 55 is formed between each bottom end plate 52 and each one-way locking structure 53.
In this embodiment, the first lugs 15 are each provided with a first through hole 16, and the second lugs 24 are each provided with a second through hole 25.
In this embodiment, the free end of the pull strip 6 sequentially passes through the long notch 13 and the one-way locking opening 55, the free end of the pull strip 6 is provided with a pull ring 61, the pull strip 6 is provided with a limiting bump 63, and the limiting bump 63 is located on one side of the inner side of the long notch 12.
In this embodiment, the first link 31 is hinged to one end of the second link 32, a hinge hole 33 is formed at the hinged end of the first link 31 and the second link 32, and a third through hole 34 is formed at the other end of the first link 31 and the second link 32.
In this embodiment, the end of the second support shaft 42 passes through the second through hole 25 of the second lug 24 and then passes through the third through hole 34 of the first link 31; the end of the third supporting shaft 43 passes through the third through hole 34 of the second connecting rod 32 and then passes through the first through hole 16 of the first lug 15; the end of the third support shaft 43 passes through the hinge holes 33 at the ends of the first and second links 31 and 32.
In this embodiment, the bottom end plate 52 overlies the plate 14 and is fixedly attached to the plate 14.
The hidden side impact prevention device of the child safety seat is arranged on two side wings of the child safety seat, the installation base 1 and the side impact prevention protection plate 2 are of a hidden structure which is placed in an upper sleeving manner and a lower sleeving manner, the installation base 1 and the side impact prevention protection plate 2 are placed in an upper sleeving manner and a lower sleeving manner, and the first side enclosing plate 12 and the second side enclosing plate 22 are matched inside and outside, so that the side impact prevention protection plate 2 has freedom degree in a single direction, the movement stability of the side impact prevention protection plate 2 is strong, and the service life is long; when the pull belt 6 is pulled, under the action of the one-way locking structure 53 of the one-way lock 5, the pull belt 6 is limited in one direction, that is, only the pull belt 6 is allowed to be pulled out, that is, when the pull belt 6 has a tendency of being retracted reversely, the one-way locking structure 53 is driven to have a tendency of rotating clockwise around the rotating shaft 54 as a fulcrum, so that the contact between the bottom end of the one-way locking structure 53 and the bottom end plate 52 is followed, that is, the pull belt 6 is compressed, the side impact protection plate 2 is recovered and self-locked, when the pull belt 6 is retracted, the one-way lock 5 is unlocked, that is, the upper end surface of the one-way locking structure 53 is pressed close to one side impact protection plate 2, so that the one-way locking structure 53 rotates anticlockwise around the rotating shaft 54 as a fulcrum, the bottom end contacting with the pull belt 6 is tilted upwards, the pull belt 6 is in a state of being moved back and forth freely in the one-way locking opening 55, and simultaneously the anti-collision top plate 21 of the side impact protection plate 2 is pressed, so that the pull belt 6 is retracted and restored, simple and convenient use and good side impact prevention effect.
The one-way locking structure 53 of the one-way lock 5 realizes stepless adjustment of the pull belt 6, namely stepless adjustment of the side impact prevention protection plate 2, the adjustment freedom degree is large, and the use is more convenient; the limiting convex blocks 63 on the drawstring 6 can prevent the drawstring 6 from being pulled out excessively, improve the use safety and stability and play a good role in protection.
The whole structure is reasonable in design, elastic energy absorption and crumple energy absorption are achieved by the aid of extension force of the pull belt 6, rigidity of the connecting rod assembly 3 and collapse tensile force of the one-way lock 5, and side anti-collision effect is effectively achieved.
In the use process, the hidden side impact prevention device is opened, the side impact prevention protection plate 2 extends out to be close to the vehicle door, when the vehicle door deforms or the vehicle is impacted laterally, direct impact cannot be caused to the safety seat, and the hidden side impact prevention device can collapse and absorb energy.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a hidden device of preventing side collision of children's safety seat which characterized in that: the mounting base comprises a bottom plate, four corners of the inner side surface of the bottom plate are respectively provided with a first lug, four edges of the bottom plate are respectively provided with a first side enclosing plate, the first side enclosing plate on one side is provided with a long notch, and the lower edge of the outer side surface of the long notch is provided with a supporting plate; the side impact protection plate comprises an anti-collision top plate, wherein four corners of the inner side surface of the anti-collision top plate are respectively provided with a second lug, four edges of the anti-collision top plate are respectively provided with a second side enclosing plate, and a groove is formed in one second side enclosing plate; a pull belt is arranged between the mounting base and the side impact prevention protection plate, two annular sleeve holes are formed in the pull belt at intervals, a first support shaft penetrates through the annular sleeve holes, connecting rod assemblies are arranged at two ends of the first support shaft respectively, each connecting rod assembly comprises a first connecting rod and a second connecting rod, a second support shaft is arranged between the two first connecting rods which are opposite to each other on the left and right, and a third support shaft is arranged between the two second connecting rods which are opposite to each other on the left and right; the supporting plate is provided with a one-way lock, the one-way lock comprises two oppositely-arranged trapezoidal vertical plates, a one-way locking structure is arranged between the trapezoidal vertical plates, two sides of the one-way locking structure are both provided with rotating shafts penetrating through the trapezoidal vertical plates, the bottom end of each trapezoidal vertical plate is provided with a bottom end plate, and a one-way locking port is formed between each bottom end plate and the one-way locking structure.
2. The hidden side impact device of claim 1, wherein: the first lugs are provided with first through holes, and the second lugs are provided with second through holes.
3. The hidden side impact device of claim 1, wherein: the free end of the drawstring sequentially passes through the long notch and the one-way locking notch, the free end of the drawstring is provided with a pull ring, the drawstring is provided with a limiting lug, and the limiting lug is positioned on one side of the inner side of the long notch.
4. The hidden side impact device of claim 1, wherein: the first connecting rod is hinged to one end of the second connecting rod, hinged holes are formed in the hinged end of the first connecting rod and the hinged end of the second connecting rod, and third through holes are formed in the other end of the first connecting rod and the other end of the second connecting rod.
5. The hidden side impact device of claim 1, wherein: the end part of the second support shaft passes through the second through hole on the second lug and then passes through the third through hole on the first connecting rod; the end part of the third support shaft passes through the third through hole on the second connecting rod and then passes through the first through hole on the first lug; and the end part of the third support shaft passes through the hinge holes at the end parts of the first connecting rod and the second connecting rod.
6. The hidden side impact device of claim 1, wherein: the bottom end plate is stacked on the support plate and is fixedly connected with the support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910506908.2A CN110171335B (en) | 2019-06-12 | 2019-06-12 | Hidden side collision preventing device of child safety seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910506908.2A CN110171335B (en) | 2019-06-12 | 2019-06-12 | Hidden side collision preventing device of child safety seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110171335A CN110171335A (en) | 2019-08-27 |
| CN110171335B true CN110171335B (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910506908.2A Active CN110171335B (en) | 2019-06-12 | 2019-06-12 | Hidden side collision preventing device of child safety seat |
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| Country | Link |
|---|---|
| CN (1) | CN110171335B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2400312Y (en) * | 1999-12-14 | 2000-10-11 | 宁波市均胜塑胶有限公司 | Safety chair in vehicle for children |
| CN201304950Y (en) * | 2008-09-27 | 2009-09-09 | 周冬祥 | Automobile side-impact protection device |
| CN203925534U (en) * | 2014-07-12 | 2014-11-05 | 朱林学 | A kind of elastic support of unidirectional contraction |
| CN204432447U (en) * | 2014-12-24 | 2015-07-01 | 吉林大学 | Safety seat is hit in a kind of anti-side of automobile |
-
2019
- 2019-06-12 CN CN201910506908.2A patent/CN110171335B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2400312Y (en) * | 1999-12-14 | 2000-10-11 | 宁波市均胜塑胶有限公司 | Safety chair in vehicle for children |
| CN201304950Y (en) * | 2008-09-27 | 2009-09-09 | 周冬祥 | Automobile side-impact protection device |
| CN203925534U (en) * | 2014-07-12 | 2014-11-05 | 朱林学 | A kind of elastic support of unidirectional contraction |
| CN204432447U (en) * | 2014-12-24 | 2015-07-01 | 吉林大学 | Safety seat is hit in a kind of anti-side of automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110171335A (en) | 2019-08-27 |
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