CN115042683B - Child automobile safety seat with height adjusting function - Google Patents
Child automobile safety seat with height adjusting function Download PDFInfo
- Publication number
- CN115042683B CN115042683B CN202210984482.3A CN202210984482A CN115042683B CN 115042683 B CN115042683 B CN 115042683B CN 202210984482 A CN202210984482 A CN 202210984482A CN 115042683 B CN115042683 B CN 115042683B
- Authority
- CN
- China
- Prior art keywords
- arc
- seat body
- limiting plate
- limiting
- seat
- 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.)
- Active
Links
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
- B60N2/2821—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle having a seat and a base part
-
- 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
- B60N2/2875—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle inclinable, as a whole or partially
Abstract
The invention relates to the field of child car seats, in particular to a child car safety seat with a height adjusting function, which comprises a seat body, a lifting device and a mounting base, wherein the lifting device is mounted on the mounting base; rotatory connecting portion include the upper fixed plate, the arc limiting plate, bottom plate and first slide rail, the arc limit of arc limiting plate bottom is spacing to be installed on the arc limiting plate in fixed mounting's first slide rail, angle adjusting device sets up on rotatory connecting portion's bottom plate, this technical scheme drives the arc limiting plate and removes in first slide rail and make the seat body follow the promotion of height and upwarp gradually through angle adjusting device when elevating gear drive seat body rises, children are changeed gliding problem forward under the inertial action when having solved the seat higher.
Description
Technical Field
The invention relates to the field of child car seats, in particular to a child car safety seat with a height adjusting function.
Background
Along with the frequent occurrence of the safety accidents of children in the bus, the safety awareness of people on the bus of the children is gradually improved, and the use of the child safety seat is gradually popularized. The safety seat is very single in structure and function, the structure of the safety seat only comprises a cushion, a backrest and a safety bandage, and the function of the safety seat is only used for a child to ride in a car independently. At present, current children's car safety seat, the high relatively fixed, the head of a family of being not convenient for adjusts, and altitude mixture control stability is poor, can't satisfy the user demand.
When carrying out altitude mixture control to the seat at present, the mode that adopts vertical lift completely makes the seat rise and reduce, and along with the seat when rising, the children's focus of sitting on the seat also risees gradually, also changes when the vehicle brake and emptys to the front side, reduces children's security, and the pressure that produces elevating gear when children topple over forward also can increase, causes the influence to elevating gear's structure.
Disclosure of Invention
To above-mentioned problem, provide a children's car safety seat with altitude mixture control function, the in-process self-adaptation swivelling joint portion that shifts up at the seat body through angle adjusting device drives the cushion of seat body and raises, has solved children and has changeed the problem that slides forward under the inertia effect when the seat is higher.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
a child car safety seat with a height adjusting function comprises a seat body, a lifting device and an installation base, wherein the lifting device is installed on the installation base, the seat body is installed at the working end of the lifting device, the working end of the lifting device is arranged to move in the vertical direction, the lifting device drives the seat body to move up and down to adjust the height, and the seat body is rotatably connected with the lifting device through a rotary connecting part and an angle adjusting device; the rotary connecting part comprises an upper fixing plate, an arc limiting plate, a lower fixing plate and a first slide rail, the upper fixing plate is fixedly arranged at the bottom of the seat body, and the lower fixing plate is fixedly arranged at the top of the working end of the lifting device; the number of the arc-shaped limiting plates is two, the arc-shaped limiting plates are arranged at the bottom of the upper fixing plate in parallel, the axis of each arc-shaped limiting plate is arranged in the direction perpendicular to the width direction of the seat body and extends horizontally, the arc-shaped edges at the bottoms of the arc-shaped limiting plates are limited and installed in first sliding rails fixedly installed on the arc-shaped limiting plates, and the arc-shaped limiting plates move in the first sliding rails to drive the seat body to rotate in the pitching direction; the angle adjusting device is arranged on the lower fixing plate of the rotary connecting portion, and the angle adjusting device drives the arc limiting plate to move in the first sliding rail when the lifting device drives the seat body to ascend, so that the seat body gradually upwarps along with the height.
Preferably, the rotary connecting part further comprises an arc-shaped block, and the arc-shaped block is coaxially arranged between the two arc-shaped limiting plates; tooth grooves are formed in the arc-shaped surface of the bottom of the arc-shaped block, the tooth grooves are distributed around the axis of the arc-shaped block at equal intervals, and the tooth grooves extend along the axis direction of the arc-shaped block; the angle adjusting device comprises a mounting strip, a driving gear and a rack; the two mounting bars extend in parallel along the horizontal direction perpendicular to the axis of the arc-shaped block; the driving gear is at least provided with one, the driving gear is inserted on the mounting bar, the axis of the driving gear is parallel to the axis of the arc-shaped block, and the driving gear is meshed with the tooth grooves of the arc-shaped block; the rack is limited and installed between the two mounting strips, the rack is meshed with the driving gear, and the rack moves in the length direction of the mounting strips to drive the driving gear to rotate.
Preferably, the angle adjusting device further comprises a first fixing sheet and a first fixing seat, the first fixing sheet is fixedly installed at one end, far away from the backrest of the seat body, of the rack, and a first sleeve is arranged on the first fixing sheet; the first sleeve horizontally extends along the length direction of the rack, a cavity is formed in the first sleeve, and an opening of the first sleeve is arranged towards the outside; the first fixing seat is fixedly arranged on one side, away from the backrest of the seat body, of the rack, and a second sleeve which is located on the same straight line with the axis of the first sleeve is arranged on the first fixing seat; the first sleeve is inserted into the second sleeve, and the outer wall of the first sleeve is attached to the inner wall of the second sleeve; the spring is placed in the first sleeve, and the first stationary blade of spring elastic connection and first fixing base, the thrust of rack to keeping away from first fixing base direction removal is applyed to the spring.
Preferably, the angle adjusting device further comprises a second fixing plate, and the second fixing plate is fixedly installed at one end, far away from the first fixing plate, of the rack; a limiting plate is arranged on the second fixing plate, a horizontal bracket is arranged on the limiting plate, and a roller is inserted at the top end of the horizontal bracket; the rotating shaft of the roller is arranged in the horizontal direction perpendicular to the length direction of the rack; the installation base is located back one side of seat body and is provided with the side shield that upwards extends, and the gyro wheel laminating side shield surface removes.
Preferably, the side baffle is provided with a certain gradient, and the side baffle is gradually away from the seat body from bottom to top.
Preferably, the length direction of the limiting plate is perpendicular to the length direction of the mounting bar; the length of the limiting plate is greater than the width of the rack, and the length of the limiting plate is smaller than the distance between the outer walls of the two first sliding rails; when the inner side of the limiting plate is attached to one end of the first sliding rail, the seat body is kept horizontal when the working end of the lifting device moves to the lowest position.
Preferably, the mounting strips are provided with inserting holes, the axes of the inserting holes on the two mounting strips correspond to each other, and the number of the inserting holes on each mounting strip is identical to that of the driving gears; the length of drive gear is identical with the interval between the mounting bar, and the both ends of drive gear are coaxial to be provided with the axostylus axostyle, and the diameter of axostylus axostyle is identical with the internal diameter in cartridge hole, and the axostylus axostyle cartridge is in the cartridge hole.
Preferably, the first slide rail is provided with a first arc-shaped limiting groove and a second arc-shaped limiting groove, and the bottom of the arc-shaped limiting plate is limited and installed in the first arc-shaped limiting groove; the outward sides of the two arc-shaped limiting plates are provided with limiting strips, the radian of the limiting strips is matched with the bottom radian of the arc-shaped limiting plates, and the limiting strips protrude out of the surfaces of the arc-shaped limiting plates; the second arc-shaped limiting groove is positioned on the outward side of the first arc-shaped limiting groove, the radian of the second arc-shaped limiting groove is matched with the limiting strip, and the limiting strip is inserted into the second arc-shaped limiting groove in a limiting way; the openings at the two ends of the first arc-shaped limiting groove and the second arc-shaped limiting groove extend to the upper side of the first slide rail.
Preferably, a reinforcing rib is arranged between the arc limiting plate and the arc block; the strengthening rib has a plurality ofly, and the strengthening rib is followed arc limiting plate length direction equidistant distribution, and the strengthening rib supports arc limiting plate and arc piece.
Preferably, one side of the bottom of the seat body facing the backrest is provided with an avoiding groove, and the width of the avoiding groove is larger than that of the first sliding rail.
Compared with the prior art, the beneficial effect of this application is:
1. according to the invention, the height of the seat body is adjusted through the lifting device, and the angle adjusting device automatically adjusts the rotary connecting part along with the rising of the position of the seat body, so that the rotary connecting part can drive the cushion of the seat body to gradually rise, and a certain front side support is provided for a child sitting on the seat body, so that the child can be supported by the upwarping cushion once the vehicle decelerates or brakes when the seat body is positioned higher, the child on the seat body is prevented from sliding forwards under the inertia effect, and the safety protection effect on the child after the seat body rises is improved;
2. according to the invention, the elastic force of the spring is matched with the surface inclination degree of the side baffle to drive the rack to horizontally move and match with the mounting strip and the arc-shaped block of the rotary connecting part, so that the pitching angle of the seat body can be automatically adjusted, manual operation is not required, and the use difficulty of equipment is greatly reduced.
Drawings
FIG. 1 is a perspective view of the present application;
FIG. 2 is a front view of the present application;
FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a partial enlarged view of FIG. 3 at B;
FIG. 5 is an enlarged view of a portion of FIG. 3 at C;
FIG. 6 is a perspective exploded view of the present application;
FIG. 7 is a perspective exploded view of the present application;
FIG. 8 is an enlarged view of a portion of FIG. 7 at D;
FIG. 9 is a perspective view of the swivel connection of the present application;
FIG. 10 is an exploded perspective view of the swivel connection of the present application;
fig. 11 is a partial enlarged view at E of fig. 10;
FIG. 12 is a perspective view of the angle adjustment apparatus of the present application;
FIG. 13 is an exploded perspective view of the angle adjustment apparatus of the present application;
the reference numbers in the figures are:
1-a seat body; 1 a-avoidance slot;
2-a lifting device;
3, mounting a base; 3 a-side baffle;
4-a rotary joint; 4 a-upper fixing plate; 4 b-arc limiting plate; 4b 1-an arc-shaped block; 4b 2-gullet; 4b 3-a spacing bar; 4b 4-reinforcing ribs; 4 c-lower fixing plate; 4 d-a first slide rail; 4d 1-a first arc-shaped limiting groove; 4d 2-a second arc-shaped limiting groove;
5-an angle adjustment device; 5 a-mounting bar; 5a 1-insertion holes; 5 b-a drive gear; 5b 1-shaft; 5 c-a rack; 5 d-a first fixing sheet; 5d1 — first sleeve; 5d 2-spring; 5 e-a first fixed seat; 5e 1-a second sleeve; 5 f-a second stator; 5f 1-limiting plate; 5f 2-horizontal stand; 5f 3-roller.
Detailed Description
For a better understanding of the features and technical solutions of the present invention, as well as the specific objects and functions attained by the present invention, reference is made to the accompanying drawings and detailed description of the invention.
Referring to fig. 1 to 13: a child car safety seat with a height adjusting function comprises a seat body 1, a lifting device 2 and an installation base 3, wherein the lifting device 2 is installed on the installation base 3, the seat body 1 is installed at the working end of the lifting device 2, the working end of the lifting device 2 is arranged to move in the vertical direction, the lifting device 2 drives the seat body 1 to move up and down to adjust the height, and the seat body 1 is rotatably connected with the lifting device 2 through a rotary connecting part 4 and an angle adjusting device 5; the rotary connecting part 4 comprises an upper fixing plate 4a, an arc limiting plate 4b, a lower fixing plate 4c and a first slide rail 4d, wherein the upper fixing plate 4a is fixedly arranged at the bottom of the seat body 1, and the lower fixing plate 4c is fixedly arranged at the top of the working end of the lifting device 2; the number of the arc limiting plates 4b is two, the arc limiting plates 4b are arranged at the bottom of the upper fixing plate 4a in parallel, the axis of the arc limiting plate 4b is arranged in the width direction perpendicular to the seat body 1 and extends horizontally, the arc edge at the bottom of the arc limiting plate 4b is limited and installed in a first slide rail 4d fixedly installed on the arc limiting plate 4b, and the arc limiting plate 4b moves in the first slide rail 4d to drive the seat body 1 to rotate in the pitching direction; the angle adjusting device 5 is arranged on the lower fixing plate 4c of the rotary connecting portion 4, and the angle adjusting device 5 drives the arc limiting plate 4b to move in the first slide rail 4d when the lifting device 2 drives the seat body 1 to ascend, so that the seat body 1 gradually upwarps along with the height.
When the child car safety seat is used, the child car safety seat is fixed on a car seat through the mounting base 3, a user can adjust the height of the seat body 1 through the lifting device 2, and parents can directly observe the condition of a child on the seat body 1 conveniently, the lifting device 2 can be a lifting platform driven by an electric push rod or a lifting platform driven by a manual rotating lead screw to drive a working end to move, the prior art is mature, and redundant description is not repeated, the lifting device 2 is connected with the seat body 1 through the rotating connecting part 4, the upper fixing plate 4a is fixed at the bottom of the seat body 1, the lower fixing plate 4c is fixed above the working end of the lifting device 2, the arc limiting plate 4b arranged at the bottom of the upper fixing plate 4a is provided with an arc bottom surface, thereby the spacing installation of arc limiting plate 4b makes an upper fixed plate 4a can drive seat body 1 and carry out certain rotation around the axis of arc limiting plate 4b in first slide rail 4d, in-process that elevating gear 2 drove seat body 1 and shift up, along with the rise of seat body 1 position, angle adjusting device 5 is adjusted to swivelling joint portion 4 automatically, make swivelling joint portion 4 can drive seat body 1's cushion and raise gradually, provide certain front side support to the children of sitting on seat body 1, make when seat body 1 is located when higher in case vehicle slows down or brake appears, children can receive the cushion support of upwarping, prevent that children on the seat body 1 from sliding forward under inertial action, the safety protection effect to children after having improved seat body 1 and rising.
Referring to fig. 4 to 13: the rotary connecting part 4 further comprises an arc-shaped block 4b1, and the arc-shaped block 4b1 is coaxially arranged between the two arc-shaped limiting plates 4 b; tooth sockets 4b2 are arranged on the arc-shaped surface at the bottom of the arc-shaped block 4b1, the tooth sockets 4b2 are distributed around the axis of the arc-shaped block 4b1 at equal intervals, and the tooth sockets 4b2 extend along the axis direction of the arc- shaped block 4b 1; the angle adjusting device 5 comprises a mounting strip 5a, a driving gear 5b and a rack 5c; the two mounting bars 5a extend in parallel in the horizontal direction perpendicular to the axis of the arc- shaped block 4b 1; the driving gear 5b is at least provided with one, the driving gear 5b is inserted on the mounting bar 5a, the axis of the driving gear 5b is parallel to the axis of the arc-shaped block 4b1, and the driving gear 5b is meshed with the tooth grooves 4b2 of the arc- shaped block 4b 1; the rack 5c is installed between the two mounting strips 5a in a limiting mode, the rack 5c is meshed with the driving gear 5b, and the rack 5c moves in the length direction of the mounting strips 5a to drive the driving gear 5b to rotate.
In order to realize that angle adjusting device 5 can drive arc limiting plate 4b and rotate, this embodiment sets up arc piece 4b1 between two arc limiting plate 4b, arc piece 4b1 has the radian the same with arc limiting plate 4b and the bottom is provided with tooth's socket 4b2, the mounting bar 5a of upper fixed plate 4a fixed mounting angle adjusting device 5, cartridge drive gear 5b is connected with the tooth's socket 4b2 meshing of arc piece 4b1 bottom on the mounting bar 5a, when slidable mounting's rack 5c horizontal migration in the mounting bar 5a, thereby can drive the drive gear 5b that rack 5c meshing is connected and drive arc piece 4b1 and rotate around self axis, and then drive seat body 1 and carry out upwarp and reset of certain angle, the drive gear 5b of cartridge has a plurality ofly on the mounting bar 5a, can share the pressure of tooth's socket 4b2 and drive gear 5b meshing position of seat body 1 to a certain extent, guarantee can not influence the relation of connecting of drive gear 4b1 and 5b when vehicle arc piece when slowing down or braking.
Referring to fig. 4 to 13: the angle adjusting device 5 further comprises a first fixing sheet 5d and a first fixing seat 5e, the first fixing sheet 5d is fixedly installed at one end, far away from the backrest of the seat body 1, of the rack 5c, and a first sleeve 5d1 is arranged on the first fixing sheet 5 d; the first sleeve 5d1 extends horizontally along the length direction of the rack 5c, a cavity is formed inside the first sleeve 5d1, and an opening of the first sleeve 5d1 faces outwards; the first fixed seat 5e is fixedly installed on one side, away from the backrest of the seat body 1, of the rack 5c, and a second sleeve 5e1 which is located on the same straight line with the axis of the first sleeve 5d1 is arranged on the first fixed seat 5 e; the first sleeve 5d1 is inserted into the second sleeve 5e1, and the outer wall of the first sleeve 5d1 is attached to the inner wall of the second sleeve 5e1; spring 5d2 is placed in first sleeve 5d1, and first stationary blade 5d and first fixing base 5e are connected to spring 5d2 elastic connection, and spring 5d2 applys the thrust that rack 5c removed to the direction of keeping away from first fixing base 5 e.
The angle adjusting device 5 further comprises a second fixing plate 5f, and the second fixing plate 5f is fixedly arranged at one end, far away from the first fixing plate 5d, of the rack 5c; a limiting plate 5f1 is arranged on the second fixing plate 5f, a horizontal support 5f2 is arranged on the limiting plate 5f1, and a roller 5f3 is inserted at the top end of the horizontal support 5f 2; the rotation axis of the roller 5f3 is set in the horizontal direction perpendicular to the length direction of the rack 5c; the mounting base 3 is provided with a side baffle 3a extending upwards at one side of the backrest of the seat body 1, and the roller 5f3 is attached to the surface of the side baffle 3a to move.
The angle adjusting device 5 further comprises a first fixed seat 5e arranged at one end of the rack 5c, the first fixed seat 5e can be fixed and hidden on an upper fixed plate 4a at one side of the rack 5c far away from the backrest of the seat body 1, and can also be fixedly arranged on the upper side of the working end of the lifting device 2 to keep the position of the first fixed seat stable, under the normal working state, a first sleeve 5d1 arranged on a first fixed plate 5d of the rack 5c is inserted into a second sleeve 5e1 of the first fixed seat 5e, at the moment, the first fixed plate 5d is pushed by a spring 5d2 to keep the rack 5c to move towards the backrest of the seat body 1, a roller 5f3 arranged on a second fixed plate 5f at the other end of the rack 5c is attached to a side baffle 3a at the moment, and the position of the rack 5c is fixed, thereby the spring 5d2 can be the spring that the elastic coefficient is stronger to guarantee the thrust size to rack 5c, through carrying out good buffering to the inertia of rack 5c self when the vehicle slows down, improve the comfort level that children fix and dodge at seat body 1, when elevating gear 2 drive seat body 1 shifts up, the gyro wheel 5f3 laminating side shield 3a surface of angle adjusting device 5 carries out the removal from top to bottom, the existence of gyro wheel 5f3 only has rolling friction when can making angle adjusting device 5 remove between the side shield 3a, both reduced the frictional resistance between angle adjusting device 5 and the upper fixed plate 4a and made the position of seat body 1 easily rise, also reduced the noise that seat body 1 rise is the production, improve the comfortable degree of use of equipment.
Referring to fig. 5: the side guards 3a are provided with a certain inclination, and the side guards 3a are gradually away from the seat body 1 from bottom to top.
In this embodiment, the surface of the side baffle 3a is set to be away from the seat body 1 gradually from bottom to top, when the seat body 1 is located at the lowest position, the roller 5f3 at one end of the angle adjusting device 5 is attached to the bottom of the side baffle 3a, at this time, the side baffle 3a is limited to the 5c3, the spring 5d2 at the other end of the rack 5c is compressed to keep the position stable, in this state, the seat body 1 is kept horizontal, along with the upward movement of the seat body 1 driven by the lifting device 2, the roller 5f3 moves along the surface of the side baffle 3a under the elastic action of the spring 5d2, the roller 5f3 moves gradually under the thrust of the spring 5d2 to the direction away from the seat body 1 when moving upward, at this time, the rack 5c moves along with the driving gear 5b connected with the rack 5c in a meshing manner, the arc limiting plate 4b driving the rotating connecting portion 4 rotates, the upward angle adjustment of the seat body 1 is realized, the upward angle adjustment of the seat body 1 can be realized through the design of the inclined surface of the side baffle 3a, the lifting device 2 can realize that the upward tilting angle adjustment device and the upward tilting device can be used without the difficulty of the automatic adjusting device for the use of the automatic adjusting device for the side baffle 1.
Referring to fig. 12 and 13: the length direction of the limiting plate 5f1 is vertical to the length direction of the mounting bar 5 a; the length of the limiting plate 5f1 is greater than the width of the rack 5c, and the length of the limiting plate 5f1 is smaller than the distance between the outer walls of the two first sliding rails 4 d; when the inner side of the limiting plate 5f1 is attached to one end of the first slide rail 4d, the seat body 1 is kept horizontal when the working end of the lifting device 2 moves to the lowest position.
Fixed mounting limiting plate 5f1 on the second stationary blade 5f of rack 5c one end, limiting plate 5f1 is located the outer end of mounting bar 5a and removes, when the one end of the first slide rail 4d of limiting plate 5f1 laminating on the second stationary blade 5f, 2's of elevating gear work end should drive seat body 1 and move down to the lowest position this moment, the first slide rail 4d of limiting plate 5f1 laminating can carry on spacingly to rack 5 c's position, it leads to swivelling joint portion 4 to drive seat body 1 downward sloping to guarantee rack 5c can not excessive removal, avoid children on the seat body 1 to have the risk of landing, improve seat body 1's security.
Referring to fig. 13: the mounting strips 5a are provided with insertion holes 5a1, the axes of the insertion holes 5a1 on the two mounting strips 5a correspond to each other, and the number of the insertion holes 5a1 on each mounting strip 5a is identical to that of the driving gears 5 b; the length of the driving gear 5b is matched with the distance between the mounting bars 5a, two ends of the driving gear 5b are coaxially provided with shaft levers 5b1, the diameter of the shaft lever 5b1 is matched with the inner diameter of the insertion hole 5a1, and the shaft lever 5b1 is inserted into the insertion hole 5a 1.
In the driving gear 5b in this embodiment, the shaft rod 5b1 coaxially arranged at the two ends is inserted into the insertion hole 5a1 of the mounting bar 5a, so that the stability of the axis position of the driving gear 5b is ensured, and when the rack 5c and the arc-shaped limiting plate 4b move relatively, the driving gear 5b always keeps a fixed position to maintain the meshing relationship with the rack 5c and the arc-shaped limiting plate 4b, so as to ensure the normal functions of the rotary connecting part 4 and the angle adjusting device 5.
Referring to fig. 10 and 11: the first slide rail 4d is provided with an arc-shaped first arc-shaped limiting groove 4d1 and a second arc-shaped limiting groove 4d2, and the bottom of the arc-shaped limiting plate 4b is limited and installed in the first arc-shaped limiting groove 4d 1; the outward sides of the two arc-shaped limiting plates 4b are provided with limiting strips 4b3, the radian of the limiting strips 4b3 is matched with the radian of the bottoms of the arc-shaped limiting plates 4b, and the limiting strips 4b3 protrude out of the surfaces of the arc-shaped limiting plates 4 b; the second arc-shaped limiting groove 4d2 is positioned at one side of the first arc-shaped limiting groove 4d1 facing outwards, the radian of the second arc-shaped limiting groove 4d2 is matched with the limiting strip 4b3, and the limiting strip 4b3 is inserted into the second arc-shaped limiting groove 4d2 in a limiting way; the openings at the two ends of the first arc-shaped limiting groove 4d1 and the second arc-shaped limiting groove 4d2 extend to the upper side of the first slide rail 4 d.
The spacing first arc spacing groove 4d1 of installing at first slide rail 4d of arc limiting plate 4b of rotary joint portion 4 in this embodiment, arc limiting plate 4 b's the outside is provided with the spacing 4b3 with the arc limiting plate 4b radian simultaneously, outstanding and the spacing second arc spacing groove 4d2 of installing at first slide rail 4d with the spacing 4b3 on arc limiting plate 4b surface, first slide rail 4d has guaranteed the stability of arc limiting plate 4b axis position to arc limiting plate 4 b's spacing, the second arc spacing groove 4d2 of deuterogamying provides the stability of arc limiting plate 4b when first slide rail 4d removes to spacing 4b3, prevent that arc limiting plate 4b from taking place to rock along the axis direction.
Referring to fig. 8: a reinforcing rib 4b4 is arranged between the arc limiting plate 4b and the arc block 4b 1; the strengthening rib 4b4 has a plurality ofly, and the strengthening rib 4b4 is along the equidistant distribution of arc limiting plate 4b length direction, and strengthening rib 4b4 supports arc limiting plate 4b and arc piece 4b 1.
Referring to fig. 7: one side of the bottom of the seat body 1 facing the backrest is provided with an avoiding groove 1a, and the width of the avoiding groove 1a is larger than that of the first slide rail 4 d.
The groove 1a of dodging that the bottom of seat body 1 set up can dodge the first slide rail 4d and the mounting bar 5a that set up in 1 bottom of seat body when seat body 1 takes place to upwarp, guarantees that seat body 1 can be smooth carries out the regulation of upwarp angle.
Claims (7)
1. A child car safety seat with a height adjusting function comprises a seat body (1), a lifting device (2) and an installation base (3), wherein the lifting device (2) is installed on the installation base (3), the seat body (1) is installed at a working end of the lifting device (2), the working end of the lifting device (2) is arranged to move in the vertical direction, and the lifting device (2) drives the seat body (1) to move up and down to adjust the height, and the child car safety seat is characterized in that the seat body (1) is rotatably connected with the lifting device (2) through a rotating connecting part (4) and an angle adjusting device (5);
the rotary connecting part (4) comprises an upper fixing plate (4 a), an arc limiting plate (4 b), a lower fixing plate (4 c) and a first sliding rail (4 d), the upper fixing plate (4 a) is fixedly arranged at the bottom of the seat body (1), and the lower fixing plate (4 c) is fixedly arranged at the top of the working end of the lifting device (2);
the two arc limiting plates (4 b) are arranged, the arc limiting plates (4 b) are arranged at the bottom of the upper fixing plate (4 a) in parallel, the axis of each arc limiting plate (4 b) is arranged in the width direction perpendicular to the seat body (1) and extends horizontally, the arc edge at the bottom of each arc limiting plate (4 b) is limited and installed in a first sliding rail (4 d) fixedly installed on each arc limiting plate (4 b), and each arc limiting plate (4 b) moves in the first sliding rail (4 d) to drive the seat body (1) to rotate in the pitching direction;
the angle adjusting device (5) is arranged on the lower fixing plate (4 c) of the rotary connecting part (4), and when the lifting device (2) drives the seat body (1) to ascend, the angle adjusting device (5) drives the arc limiting plate (4 b) to move in the first sliding rail (4 d) so that the seat body (1) gradually upwarps along with the lifting of the height;
the rotary connecting part (4) further comprises an arc-shaped block (4 b 1), and the arc-shaped block (4 b 1) is coaxially arranged between the two arc-shaped limiting plates (4 b);
tooth grooves (4 b 2) are formed in the arc-shaped face of the bottom of the arc-shaped block (4 b 1), the tooth grooves (4 b 2) are distributed around the axis of the arc-shaped block (4 b 1) at equal intervals, and the tooth grooves (4 b 2) extend along the axis direction of the arc-shaped block (4 b 1);
the angle adjusting device (5) comprises a mounting bar (5 a), a driving gear (5 b) and a rack (5 c);
the number of the mounting strips (5 a) is two, and the two mounting strips (5 a) extend in parallel along the horizontal direction perpendicular to the axis of the arc-shaped block (4 b 1);
the number of the driving gears (5 b) is at least one, the driving gears (5 b) are inserted into the mounting bar (5 a), the axis of the driving gears (5 b) is parallel to the axis of the arc-shaped block (4 b 1), and the driving gears (5 b) are meshed and connected with the tooth grooves (4 b 2) of the arc-shaped block (4 b 1);
the rack (5 c) is arranged between the two mounting strips (5 a) in a limiting way, the rack (5 c) is meshed with the driving gear (5 b), and the rack (5 c) moves in the length direction of the mounting strips (5 a) to drive the driving gear (5 b) to rotate;
the angle adjusting device (5) further comprises a first fixing sheet (5 d) and a first fixing seat (5 e), the first fixing sheet (5 d) is fixedly installed on one end, away from the backrest of the seat body (1), of the rack (5 c), and a first sleeve (5 d 1) is arranged on the first fixing sheet (5 d);
the first sleeve (5 d 1) horizontally extends along the length direction of the rack (5 c), a cavity is formed in the first sleeve (5 d 1), and an opening of the first sleeve (5 d 1) faces outwards;
the first fixed seat (5 e) is fixedly arranged on one side, away from the backrest of the seat body (1), of the rack (5 c), and a second sleeve (5 e 1) which is in the same straight line with the axial position of the first sleeve (5 d 1) is arranged on the first fixed seat (5 e);
the first sleeve (5 d 1) is inserted into the second sleeve (5 e 1), and the outer wall of the first sleeve (5 d 1) is attached to the inner wall of the second sleeve (5 e 1);
a spring (5 d 2) is placed in the first sleeve (5 d 1), the spring (5 d 2) is elastically connected with the first fixing piece (5 d) and the first fixing seat (5 e), and the spring (5 d 2) applies thrust of the rack (5 c) moving in the direction away from the first fixing seat (5 e);
the angle adjusting device (5) further comprises a second fixing plate (5 f), and the second fixing plate (5 f) is fixedly installed at one end, far away from the first fixing plate (5 d), of the rack (5 c);
a limiting plate (5 f 1) is arranged on the second fixing plate (5 f), a horizontal support (5 f 2) is arranged on the limiting plate (5 f 1), and a roller (5 f 3) is inserted at the top end of the horizontal support (5 f 2);
the rotating shaft of the roller (5 f 3) is arranged in the horizontal direction vertical to the length direction of the rack (5 c);
the side baffle (3 a) extending upwards is arranged on one side, located on the backrest of the seat body (1), of the mounting base (3), and the rollers (5 f 3) move along the surface of the side baffle (3 a).
2. A child car safety seat with height adjustment according to claim 1, wherein the side guards (3 a) are provided with a certain inclination, and the side guards (3 a) are gradually distanced from the seat body (1) from the bottom up.
3. A child car safety seat with height adjustment function according to claim 1, wherein the length direction of the limiting plate (5 f 1) is perpendicular to the length direction of the mounting bar (5 a);
the length of the limiting plate (5 f 1) is greater than the width of the rack (5 c), and the length of the limiting plate (5 f 1) is smaller than the distance between the outer walls of the two first sliding rails (4 d);
when the inner side of the limiting plate (5 f 1) is attached to one end of the first sliding rail (4 d), the seat body (1) keeps horizontal when the working end of the lifting device (2) moves to the lowest position.
4. The child car safety seat with the height adjusting function according to claim 1, wherein the mounting bars (5 a) are provided with insertion holes (5 a 1), the axes of the insertion holes (5 a 1) on the two mounting bars (5 a) correspond to each other, and the number of the insertion holes (5 a 1) on each mounting bar (5 a) is identical to that of the driving gears (5 b);
the length of the driving gear (5 b) is matched with the distance between the mounting bars (5 a), shaft rods (5 b 1) are coaxially arranged at two ends of the driving gear (5 b), the diameter of each shaft rod (5 b 1) is matched with the inner diameter of each insertion hole (5 a 1), and the shaft rods (5 b 1) are inserted into the insertion holes (5 a 1).
5. The child car safety seat with the height adjusting function according to claim 1, wherein the first slide rail (4 d) is provided with a first arc-shaped limiting groove (4 d 1) and a second arc-shaped limiting groove (4 d 2), and the bottom of the arc-shaped limiting plate (4 b) is limited and installed in the first arc-shaped limiting groove (4 d 1);
limiting strips (4 b 3) are arranged on the outward sides of the two arc limiting plates (4 b), the radian of each limiting strip (4 b 3) is matched with the radian of the bottom of each arc limiting plate (4 b), and each limiting strip (4 b 3) protrudes out of the surface of each arc limiting plate (4 b);
the second arc-shaped limiting groove (4 d 2) is positioned on one side of the first arc-shaped limiting groove (4 d 1) facing outwards, the radian of the second arc-shaped limiting groove (4 d 2) is matched with the limiting strip (4 b 3), and the limiting strip (4 b 3) is inserted into the second arc-shaped limiting groove (4 d 2) in a limiting way;
openings at two ends of the first arc-shaped limiting groove (4 d 1) and the second arc-shaped limiting groove (4 d 2) extend to the upper side of the first sliding rail (4 d).
6. The child car safety seat with height adjustment function according to claim 1, wherein a reinforcing rib (4 b 4) is arranged between the arc limiting plate (4 b) and the arc block (4 b 1);
the strengthening rib (4 b 4) have a plurality ofly, and the equidistant distribution of arc limiting plate (4 b) length direction is followed in strengthening rib (4 b 4), and strengthening rib (4 b 4) support arc limiting plate (4 b) and arc piece (4 b 1).
7. The child car safety seat with the height adjusting function according to claim 1, wherein an avoiding groove (1 a) is formed in one side of the bottom of the seat body (1) facing the backrest, and the width of the avoiding groove (1 a) is larger than that of the first slide rail (4 d).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210984482.3A CN115042683B (en) | 2022-08-17 | 2022-08-17 | Child automobile safety seat with height adjusting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210984482.3A CN115042683B (en) | 2022-08-17 | 2022-08-17 | Child automobile safety seat with height adjusting function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115042683A CN115042683A (en) | 2022-09-13 |
| CN115042683B true CN115042683B (en) | 2022-10-25 |
Family
ID=83168418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210984482.3A Active CN115042683B (en) | 2022-08-17 | 2022-08-17 | Child automobile safety seat with height adjusting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115042683B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050106655A (en) * | 2004-05-06 | 2005-11-11 | 이강문 | Child seat |
| US7073859B1 (en) * | 2004-08-19 | 2006-07-11 | Pamela S. Wilson | Pivotable child seat for use in a vehicle |
| CN105011635B (en) * | 2014-03-07 | 2018-07-27 | 明门香港股份有限公司 | Child motion device |
| EP3190001A1 (en) * | 2016-01-07 | 2017-07-12 | Apramo UK Limited | Mounting device for a vehicle-mounted child safety seat |
| KR101805868B1 (en) * | 2016-10-26 | 2017-12-07 | 주식회사 다스 | Torsion spring assembly for vehicle seat |
| CN206475777U (en) * | 2017-01-22 | 2017-09-08 | 南宁市武拖机械有限责任公司 | A kind of tractor seat |
| CN208745796U (en) * | 2018-07-24 | 2019-04-16 | 湖南田野现代智能装备有限公司 | Tractor seat regulating device |
-
2022
- 2022-08-17 CN CN202210984482.3A patent/CN115042683B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN115042683A (en) | 2022-09-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115042683B (en) | Child automobile safety seat with height adjusting function | |
| CN110077296B (en) | Headrest height and side wing width synchronous adjusting mechanism of child safety seat | |
| CN210612616U (en) | Special transfusion chair for pediatric outpatient service | |
| KR101896189B1 (en) | Stroller Capable of Adjusting Horizontal Level | |
| CN207106257U (en) | Child safety seat for automobiles | |
| CN105197036A (en) | Shank adjusting seat | |
| CN114435218B (en) | Electric foot mop and adjusting method thereof | |
| CN105708228B (en) | Dining chair for children | |
| CN114587095A (en) | Movable armrest type electronic contest chair | |
| CN209898851U (en) | Bed with adjustable backrest | |
| KR200403848Y1 (en) | Wheel chair having gear for rising and falling | |
| CN112773616A (en) | Multifunctional wheelchair bed | |
| CN218577619U (en) | Pedal assembly and vehicle with same | |
| CN112356746A (en) | Automobile with variable back row seats | |
| CN205044752U (en) | Automatic adjust seat | |
| CN220721251U (en) | Pedal vehicle seat cushion height adjusting mechanism | |
| CN107344514A (en) | Child safety seat for automobiles | |
| CN217793616U (en) | Concealed elevator | |
| CN220465384U (en) | Automobile seat sliding screen mechanism | |
| CN216545849U (en) | Limiting mechanism for front-back adjustment of automobile seat | |
| CN219237231U (en) | But automatically regulated and high seat of comfort level | |
| CN212353697U (en) | Automobile seat | |
| CN219564854U (en) | Integrated child safety seat | |
| CN205044753U (en) | Seat is adjusted to shank | |
| CN211001000U (en) | Automobile rear seat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |