CN213920756U - Child safety seat - Google Patents

Abstract

The utility model discloses a child safety seat, including seat support, headrest and base, be equipped with a rotation chamber on the base, be provided with rotation regulation mechanism and coupling assembling in the rotation chamber, coupling assembling sets up on the base, and base and seat support fixed connection are passed to coupling assembling's upper end, it has a plurality of spacing holes to distribute along vertical direction on the seat support, still be equipped with the height control mechanism who is used for adjusting the headrest height on the seat support, rotation regulation mechanism is including rotatably installing the rotary disk on the base and being used for restricting rotary disk pivoted locking piece. According to the technical scheme, the sliding groove is formed below the adjusting handle, so that the guide piece is driven to move, the positioning pin is driven to be separated from and extend into the limiting hole, and the height adjusting mechanism is simple in structure and convenient to adjust; through setting up the stationary blade in base below, make the rotary disk more stable in the position when locked, carry on spacingly to the locking piece simultaneously, simple structure, convenient and laborsaving when adjusting rotatory carousel.

Description

Child safety seat

Technical Field

The utility model relates to an automobile accessory technical field, in particular to children's safety seat.

Background

The conventional car seat is designed for adults, and provides a safe and comfortable riding environment for children due to the fact that the size of the seat is greatly different from that of the adults when the seat is used by the children. Because of the policy, when a child sits on a car, a child safety seat should be used, which is a seat that is disposed on a car seat, and only allows the child to sit and can ensure the safety of the child. However, the child seats on the market are generally complex in structure, high in cost and inconvenient to operate.

Disclosure of Invention

In order to solve the technical problem, the utility model aims at providing a child safety seat, simple structure, convenient operation is laborsaving when adjusting headrest height, seat support angle and rotatory seat support, and manufacturing cost is lower moreover.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a child safety seat comprises a seat, headrests and a base, wherein the headrests are arranged on the seat, a rotating cavity is formed in the base, a rotating adjusting mechanism and connecting assemblies are arranged in the rotating cavity, the connecting assemblies are arranged on a rotating disk, the upper ends of the connecting assemblies penetrate through the base and are fixedly connected with the seat, the connecting assemblies are arranged in two groups and symmetrically arranged on the rotating disk, sliding grooves are formed in the connecting assemblies, connecting shafts are arranged in the sliding grooves, and the seat is enabled to move back and forth relative to the rotating disk by adjusting the positions of the connecting shafts;

the height adjusting mechanism comprises an adjusting handle, a positioning pin and a second elastic piece, the adjusting handle is fixedly connected with the headrest, one end of the second elastic piece abuts against the adjusting handle, the other end of the second elastic piece abuts against the headrest, a first sliding groove and a second sliding groove are arranged below the adjusting handle, the second sliding groove is obliquely arranged on the side wall below the adjusting handle in the vertical direction, one end of the positioning pin penetrates through the first sliding groove and extends into the limiting hole, a guide piece is vertically connected to the other end of the positioning pin, the guide piece is arranged in the second sliding groove, and the adjusting handle is pulled up and down to drive the positioning pin to move, so that the height of the headrest relative to the seat is adjusted;

the rotary adjusting mechanism comprises a rotary disc and a locking block, the rotary disc is rotatably mounted on the base, the locking block is used for limiting the rotary disc to rotate, at least two symmetrical first connecting grooves are formed in the rotary disc, a first connecting edge and a second connecting edge which are right-angled are formed in the mounting block, the rotary disc and the base are connected together through the mounting block, the first connecting edge of the mounting block is clamped into the first connecting groove of the rotary disc, the second connecting edge of the mounting block is clamped on the base, and the rotary disc is rotatably connected with the base through the mounting block; the rotary disc sets up in rotatory intracavity, a plurality of spacing grooves of the outward flange circumference equipartition of rotary disc, the below of locking piece is equipped with the sliding part that is used for the back-and-forth movement and is used for inserting the sticking department in spacing groove, and base below still fixed mounting has a mounting, is equipped with the fifth sliding tray on the mounting, and the sliding part card of locking piece receives the ascending restriction of fifth sliding tray from top to bottom in going into the fifth sliding tray of mounting, and the locking piece passes through the sliding part and slides from front to back on the fifth sliding tray of mounting. The locking piece is spacing with fore-and-aft direction about going on through the mounting like this, prevents to take place the dislocation even fracture when the locking piece is used, simultaneously, because the rotary disk is when the locking, the fixed block plays the effect of support to the rotary disk, and the rotary disk is more firm with the fixed of base when locked, and the rotary disk can be more laborsaving when rotatory.

Preferably, the shape of the locking part of the locking block is matched with that of the limiting groove, the front end of the base is provided with a first groove for mounting the locking block, and the rotating disc is fixed on the base when the locking part of the locking block is clamped into the bottom of the limiting groove, so that the rotating disc is locked more firmly.

Preferably, the locking block is further provided with a first elastic piece for resetting the locking block, so that the locking block can automatically reset when a user adjusts the rotating disk, and the operation is convenient.

Preferably, the number of the limiting grooves is four.

Preferably, the limiting groove is a U-shaped groove.

Preferably, the seat is provided with a third sliding groove and a sliding positioning block, one end of the positioning block is positioned outside the third sliding groove, and the other end of the positioning block passes through the third sliding groove and is connected with the headrest.

Preferably, the second elastic member is a spring.

As preferred, the below of stating adjustment handle and headrest 4 is fixed through the connecting plate, be equipped with the spliced pole on the connecting plate, the connecting plate passes through the spliced pole and is connected with the headrest, be equipped with outstanding post on the connecting plate, be equipped with the holding chamber on the outstanding post, the locating pin stretches into the holding intracavity, still be equipped with the fourth sliding tray on the lateral wall of outstanding post, the guide passes the fourth sliding tray setting in the second sliding tray, through the connecting plate, can prevent that headrest and adjustment handle from excessively deviating from with power when relative movement, has carried out spacingly to locating pin and guide on the adjustment handle again.

The utility model adopts the technical proposal that the sliding groove is arranged below the adjusting handle, thereby driving the guide piece to move, driving the positioning pin to be separated from and extend into the limiting hole, and the height adjusting mechanism has simple structure and convenient adjustment; through setting up the stationary blade in base below, make the rotary disk more stable in the position when locked, carry on spacingly to the locking piece simultaneously, simple structure, convenient and laborsaving when adjusting rotatory carousel.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of FIG. 1 with the seat removed;

FIG. 3 is a schematic view of the seat construction;

FIG. 4 is a schematic structural view of the height adjustment mechanism;

FIG. 5 is a schematic view of the structure of the adjustment handle, alignment pin, guide and attachment plate assembly;

FIG. 6 is a schematic view of the assembly of the locating pin and the connecting plate;

FIG. 7 is a schematic view of the structure of the base and the rotation adjustment mechanism;

FIG. 8 is a schematic view of the bottom structure of FIG. 7;

FIG. 9 is a schematic view of the structure of the rotating disk;

FIG. 10 is a schematic view of the engagement of the locking block and anchor;

reference numerals: 1. a chair seat; 101: a limiting hole; 102: a third sliding groove; 2. a base; 201, rotating the disc; 2011: a first connection groove; 2012: mounting blocks; 2013: a limiting groove; 202: a locking block; 203: a rotating chamber; 204: a fixing member; 2041: a fifth sliding groove 3 and a connecting assembly; 4. a headrest; 501: adjusting the handle; 5011: a first sliding groove; 5012: a second sliding groove; 502: positioning pins; 5021: a guide member; 6. Positioning blocks; 7. a connecting plate; 701: connecting columns; 702. a protruding post; 7021: and a fourth sliding groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the utility model, the seat is used for the user to sit in front, otherwise, the seat is used for the user to sit in the back.

As shown in fig. 1 to 10, the child safety seat comprises a seat 1, a headrest 4 and a base 2, wherein the headrest 4 is arranged on the seat 1, the base 2 is provided with a rotating cavity 203, the rotating cavity 203 is internally provided with a rotating adjusting mechanism and two connecting assemblies 3, the connecting assemblies 3 are arranged on a rotating disc 201, the upper ends of the connecting assemblies 3 penetrate through the base 2 and are fixedly connected with the seat 1, the two connecting assemblies 3 are symmetrically arranged on the rotating disc 201 and are provided with sliding grooves, the two connecting shafts are arranged in the sliding grooves and can move back and forth relative to the rotating disc 201 by adjusting the positions of the connecting shafts, each connecting assembly comprises a first connecting piece, a second connecting piece and a third connecting piece, the first connecting pieces, the second connecting pieces and the third connecting pieces are provided with sliding grooves, and are positioned above the seat, the second connecting piece and the third connecting piece are positioned below the chair seat, the first connecting piece and the second connecting piece are connected in a sliding mode through the first connecting shaft, and the second connecting piece and the third connecting piece are connected in a sliding mode through the second connecting shaft.

It has a plurality of spacing holes 101 to distribute along vertical direction on the seat support 1, still be equipped with the height control mechanism who is used for adjusting the headrest 4 height on the seat support 1, height control mechanism is including adjusting handle 501 and locating pin 502, adjust handle 501 and headrest 4 fixed connection, in order to save space, adjust handle 501 imbeds in headrest 4, and height control mechanism still is equipped with the second elastic component, and the one end of second elastic component supports and establishes on adjusting handle 501, and the other end supports and establishes on headrest 4, and when the position of headrest 4 has been adjusted like this, adjust handle 501 can automatic re-setting, moreover can relative movement between headrest 4 and the adjusting handle 501.

As shown in fig. 4, be equipped with sixth sliding tray and slider on the headrest 4, be equipped with on the regulation handle 501 with sixth spout complex seventh spout, the one end of slider is great, one end is less, the great one end of first slider is located outside the sixth spout, the other end passes the sixth spout in proper order, be connected with seat support 1 behind the seventh spout, when headrest 4 and regulation handle 501 move for seat support 1, make the slider slide along sixth spout and seventh spout, through the slider, the cooperation of sixth spout and seventh spout, make headrest 4 and regulation handle 501 respectively with seat support sliding connection, can also make headrest 4, regulation handle 501 plays stabilizing action when relative seat support 1 sliding connection.

As shown in fig. 1 to 4, a third sliding groove 102 and a positioning block 6 are arranged on the seat 1, one end of the positioning block 6 is located outside the third sliding groove 102, the other end of the positioning block 6 passes through the third sliding groove 102 to be connected with the headrest 4, and since the width of the positioning block 6 located at one end of the third sliding groove 102 is greater than the width of the third sliding groove 102, when the headrest 4 and the adjustment handle 501 move up and down relative to the seat, the positioning block 6 plays a role in limiting the front and back positions of the headrest 4 and the adjustment handle 501, so that the headrest 4 and the adjustment handle 501 can only move up and down along the third sliding groove 102 of the seat 1.

As shown in fig. 5, a first sliding groove 5011 and a second sliding groove 5012 are arranged below the adjusting handle 501, the second sliding groove 5012 is obliquely arranged on the side wall below the adjusting handle in the up-down direction, one end of the positioning pin 502 extends into the limiting hole 101 through the first sliding groove 5011, the other end of the positioning pin 502 is vertically connected with a guide 5021, the guide 5021 is arranged in the second sliding groove 5012, and the positioning pin 502 is driven to move by pulling the adjusting handle 501 up and down.

As shown in fig. 5 and 6, a connecting plate 7 is arranged between the adjusting handle 501 and the headrest 4, a connecting column 701 is arranged on the connecting plate, the connecting plate is connected with the headrest 4 through the connecting column 701, a protruding column 702 is arranged on the connecting plate 7, a containing cavity is arranged on the protruding column 702, the positioning pin 502 extends into the containing cavity, a fourth sliding groove 7021 is further arranged on the side wall of the protruding column 702, and the guide piece 5021 penetrates through the fourth sliding groove 7021 to be arranged in the second sliding groove 5012, so that the connecting plate 7 further enables the adjusting handle 501 and the headrest 4 to be fixed tightly, and the adjusting handle 501 and the headrest are prevented from moving excessively.

As shown in fig. 7 to 10, the rotation adjusting mechanism includes a rotating disc 201 rotatably mounted on the base 2 and a locking block 202 for limiting the rotation of the rotating disc 201, the rotating disc 201 is disposed in the rotating cavity 203, a plurality of limiting grooves 2013 are uniformly distributed on the outer periphery of the rotating disc 201, a sliding portion for moving forward and backward and a locking portion for inserting into the limiting grooves 2013 are disposed below the locking block 202, a fixing member 204 is further fixedly mounted below the base 2, a fifth sliding groove 2041 is disposed on the fixing member 204, the sliding portion of the locking block 202 is locked into the fifth sliding groove 2041 of the fixing member 204 and is limited by the fifth sliding groove 2041 in the up-and-down direction, and the locking block 202 slides forward and backward on the fifth sliding groove 2041 of the fixing member 204 through the sliding portion. Like this through mounting 204 to locking piece 202 carry on about direction and fore-and-aft direction spacing, prevent to take place the dislocation even fracture when the locking piece is used, the locking piece removes simple laborsaving, simultaneously, when the rotary disk is locked, because locking piece and mounting fixed connection, the rotary disk is spacing fixed with the locking piece, mounting and base fixed connection to make the fixed of rotary disk and base more stable firm.

As shown in fig. 7, at least two symmetrical first connecting grooves 2011 are formed in the rotating disk 201, a first connecting edge and a second connecting edge which are perpendicular to each other are formed in the mounting block 2012, the rotating disk 201 and the base 2 are connected together by the mounting block 2012, the first connecting edge of the mounting block 2012 is clamped into the first connecting groove 2011 of the rotating disk 201, the second connecting edge of the mounting block 2012 is clamped on the base 2, and the rotating disk 201 is rotatably connected with the base 2 through the mounting block 2012. This prevents the rotary plate 201 from falling out of the base 2 when the rotary plate 201 rotates, and since the upper side of the rotary plate 201 is not in direct contact with the base 2 and the lower side of the rotary plate 201 is not in direct contact with the base 2, the rotary plate 201 can rotate more easily.

As shown in fig. 7 and 9, the shape of the locking portion of the locking block 202 matches the shape of the limiting groove 2013, preferably, the limiting groove 2013 is a "U" shaped groove, and the front end of the base 2 is provided with a first groove for mounting the locking block 202, so that the movement of the locking block 202 in the left-right direction can be further limited, the whole safety seat is more attractive, and the rotating disc 201 is fixed on the base 2 when the locking portion of the locking block 202 is clamped into the bottom of the limiting groove 2013.

Still be equipped with the first elastic component that is used for locking piece 202 to reset on the locking piece 202, like this when the seat position of adjusting seat, the locking piece can kick-back the locking automatically, and it is more convenient to operate, and as preferred, first elastic component is the spring.

The number of the limiting grooves 2013 is four, the safety seat can be rotated by 90 degrees, 180 degrees, 270 degrees and 360 degrees to return to the original position, and the requirements of users for rotating the safety seat by different degrees can be met by arranging different numbers of limiting grooves.

When using children's safety seat, if the height of headrest is adjusted to needs, then the pulling adjustment handle, adjust the second elastic component compression in the handle this moment, the adjustment handle removes, the guide removes along the second sliding tray, the guide drives the locating pin and removes, thereby make the locating pin shift out from spacing hole, this moment can relative movement between headrest and the seat support, thereby adjust the position of headrest, when the headrest is adjusted to the height of needs, loosen the adjustment handle, the adjustment handle resets under the effect of second elastic component, thereby it slides in the second sliding tray to drive the guide, it removes to drive the locating pin when the guide removes, make the locating pin stretch into another spacing hole once more, thereby realize the spacing fixed between headrest and the seat support.

If need rotate children's safety seat, then pulling locking piece, the first elastic component compression in the locking piece this moment, the locking piece removes along fifth sliding tray, the sticking department of locking piece is deviate from the spacing inslot, can rotate relatively between rotary disk and the base this moment, thereby the relative base of seat support rotates, when the seat support rotates the angle that needs, loosen the locking piece, the locking piece resets under the effect of first elastic component, the sticking department of locking piece stretches into the spacing inslot of rotary disk once more, thereby realize the spacing fixed between rotary disk and the base.

All features described in the description, the appended claims and the drawings, either individually or in any combination thereof, are essential features of the invention.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "one implementation," "a specific implementation," "other implementations," "examples," "specific examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment, implementation, or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described above may also be combined in any suitable manner in any one or more of the embodiments, examples, or examples. The present disclosure also includes any one or more of the specific features, structures, materials, or characteristics described above, either individually or in any combination.

Although the embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and those skilled in the art can make changes, modifications, substitutions, variations, deletion of partial features, addition of features or re-combination of features without departing from the spirit and scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the innovative principles of the present invention are all within the scope of the present invention.

Claims (8)

1. A child safety seat comprises a seat (1), a headrest (4) and a base (2), wherein the headrest (4) is arranged on the seat (1), the base (2) is provided with a rotating cavity (203), a rotating adjusting mechanism and a connecting assembly (3) are arranged in the rotating cavity (203),

the two groups of connecting components (3) are symmetrically arranged on the rotating disc (201), the upper ends of the connecting components (3) penetrate through the base (2) and are fixedly connected with the chair seat (1), a sliding groove is formed in each connecting component, a connecting shaft is arranged in each sliding groove, and the chair seat (1) can move back and forth relative to the rotating disc (201) by adjusting the position of each connecting shaft;

a plurality of limiting holes (101) are distributed on the seat (1) along the vertical direction, a height adjusting mechanism for adjusting the height of the headrest (4) is further arranged on the seat (1), the height adjusting mechanism comprises an adjusting handle (501), a positioning pin (502) and a second elastic piece, the adjusting handle (501) is fixedly connected with the headrest (4), one end of the second elastic piece is abutted against the adjusting handle (501), the other end of the second elastic piece is abutted against the headrest (4), a first sliding groove (5011) and a second sliding groove (5012) are arranged below the adjusting handle (501), the second sliding groove (5012) is obliquely arranged on the side wall below the adjusting handle along the upper direction and the lower direction, one end of the positioning pin (502) penetrates through the first sliding groove (5011) to extend into the limiting holes (101), a guide piece (5021) is vertically connected on the other end of the positioning pin (502), and the guide piece (5021) is arranged in the second sliding groove (5012), the positioning pin (502) is driven to move by pulling the adjusting handle (501) up and down;

the rotary adjusting mechanism comprises a rotary disk (201) and a locking block (202), the rotary disk (201) is rotatably mounted on a base (2), the locking block (202) is used for limiting the rotary disk (201) to rotate, at least two symmetrical first connecting grooves (2011) are formed in the rotary disk (201), a first connecting edge and a second connecting edge which are right-angled are formed in an installation block (2012), the rotary disk (201) is connected with the base (2) through the installation block (2012), the first connecting edge of the installation block (2012) is clamped into the first connecting groove (2011) of the rotary disk (201), the second connecting edge of the installation block (2012) is clamped on the base (2), and the rotary disk (201) is rotatably connected with the base (2) through the installation block (2012); the rotary disc (201) is arranged in the rotary cavity (203), a plurality of limiting grooves (2013) are uniformly distributed in the circumference of the outer edge of the rotary disc (201), a sliding portion used for moving back and forth and a locking portion used for inserting the limiting grooves (2013) are arranged below the locking block (202), a fixing piece (204) is fixedly arranged below the base (2), a fifth sliding groove (2041) is formed in the fixing piece (204), the sliding portion of the locking block (202) is clamped into the fifth sliding groove (2041) of the fixing piece (204) and limited by the fifth sliding groove (2041) in the up-down direction, and the locking block (202) slides back and forth on the fifth sliding groove (2041) of the fixing piece (204) through the sliding portion.

2. A child safety seat according to claim 1, wherein the shape of the locking portion of the locking block (202) matches the shape of the limiting groove (2013), the front end of the base (2) is provided with a first groove for mounting the locking block (202), and the rotating disc (201) is fixed on the base (2) when the locking portion of the locking block (202) is snapped into the bottom of the limiting groove (2013).

3. A child safety seat according to claim 1, wherein the locking block (202) is further provided with a first resilient member for resetting the locking block (202).

4. A child safety seat according to claim 1, wherein there are four restraint slots (2013).

5. A child safety seat according to claim 1, wherein the restraint slot (2013) is a "U" shaped slot.

6. The child safety seat according to claim 1, wherein the headrest (4) is provided with a third sliding groove (102) and a positioning block (6), one end of the positioning block (6) is located outside the third sliding groove (102), and the other end of the positioning block passes through the third sliding groove (102) and is connected with the headrest (4).

7. A child safety seat according to claim 1, wherein the second resilient member is a spring.

8. The child safety seat according to claim 1, wherein the adjusting handle (501) and the headrest (4) are fixed below through a connecting plate (7), a connecting column (701) is arranged on the connecting plate, the connecting plate is connected with the headrest (4) through the connecting column (701), a protruding column (702) is arranged on the connecting plate (7), an accommodating cavity is formed in the protruding column (702), the positioning pin (502) extends into the accommodating cavity, a fourth sliding groove (7021) is further formed in the side wall of the protruding column (702), and the guide piece (5021) penetrates through the fourth sliding groove (7021) and is arranged in the second sliding groove (5012).

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