CN213973694U - Connection structure and safety seat - Google Patents

Abstract

The utility model provides a connection structure and safety seat relates to safety seat technical field. Connection structure includes connecting piece, installed part, extensible member and connecting rod spare, and the connecting piece rotates with the installed part to be connected, and the extensible member is installed on the installed part, and the connecting rod spare rotates with extensible member and connecting piece respectively to be connected, and the connecting rod spare can drive the connecting piece and rotate for the installed part under the drive of extensible member, makes the connecting piece fold or open for the installed part. In the embodiment of the utility model provides an in, when the connecting piece is opened to needs, thereby the extensible member extends gradually and opens the connecting piece. When needs folding connection spare, thereby the extensible member shortens gradually and makes the connecting piece folding, opens or folding in-process at the connecting piece, and the connecting piece is using when opening or folding under the effect of extensible member and is in the damping state, can avoid the connecting piece to open suddenly or fold suddenly to the operation experience sense has been promoted greatly.

Description

Connection structure and safety seat

Technical Field

The utility model relates to a safety seat technical field particularly, relates to a connection structure and safety seat.

Background

The safety seat is widely applied to automobiles, and when a child takes the automobile, the safety seat is required to be installed on the automobile to ensure the safety performance of the child when taking the automobile. At present most safety seat can fold, and at the in-process of operation, through releasing behind the chair, the back of the chair can be opened by a sudden spring, and easy accidental injury operator leads to the operation to experience and feels relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connection structure and safety seat, it can improve the operation and experience the sense.

The embodiment of the utility model is realized like this:

in a first aspect, an embodiment of the present invention provides a connection structure, the connection structure includes: connecting piece, installed part, extensible member and connecting rod spare, the connecting piece with the installed part rotates to be connected, the extensible member is installed on the installed part, the connecting rod spare respectively with the extensible member reaches the connecting piece rotates to be connected, the connecting rod spare can drive under the drive of extensible member the connecting piece for the installed part rotates, makes the connecting piece for the installed part is folding or for the installed part is opened.

In the optional embodiment of the present invention, the connecting rod member includes a first connecting rod and a second connecting rod, the one end of the first connecting rod is connected with the second connecting rod in a rotating manner, the other end of the first connecting rod is connected with the connecting member in a rotating manner, the one end of the second connecting rod is connected with the mounting member in a rotating manner, and the other end of the second connecting rod is connected with the extensible member in a rotating manner.

In an alternative embodiment of the present invention, the second connecting rod has a connecting point, the connecting point divides the second connecting rod into a first section and a second section which are connected to each other, the first connecting rod is connected to the connecting point in a rotating manner, the first section is kept away from the one end of the second section, and the extensible member is connected to the extensible member in a rotating manner, and the second section is kept away from the one end of the first section, and the mounting member is connected to the mounting member in a rotating manner.

In an alternative embodiment of the invention, the length of the second section is twice the length of the first section.

In an alternative embodiment of the present invention, the first link is provided with a first connecting groove, and the connecting point is disposed in the first connecting groove and rotatably connected to the first connecting groove.

In an alternative embodiment of the present invention, a second connecting groove is provided on the second connecting rod, the telescopic member is far away from one end of the mounting member is installed in the second connecting groove, and is rotatably connected to the second connecting groove.

In an alternative embodiment of the present invention, the expansion member is one of a gas spring, a cylinder, and a hydraulic cylinder.

In an alternative embodiment of the present invention, the mounting member includes a mounting box and a mounting cover, the mounting box has an opening, the mounting cover is disposed at the opening, the expansion member reaches the connecting rod member is mounted in the mounting box, and the connecting member is rotatably connected to the mounting box.

In an alternative embodiment of the present invention, the mounting cover has a notch, and the connecting member is disposed at the notch.

In a second aspect, the embodiment of the present invention provides a safety seat, the safety seat includes a base, a seat back and a first embodiment provides the connection structure, the installation component is installed on the base, the seat back with the connection component fixed connection.

The embodiment of the utility model provides a beneficial effect is: connection structure includes connecting piece, installed part, extensible member and connecting rod spare, and the connecting piece rotates with the installed part to be connected, and the extensible member is installed on the installed part, and the connecting rod spare rotates with extensible member and connecting piece respectively to be connected, and the connecting rod spare can drive the connecting piece and rotate for the installed part under the drive of extensible member, makes the connecting piece fold or open for the installed part.

The embodiment of the utility model provides an in, the connecting rod spare rotates with extensible member and connecting piece respectively to be connected, and when the connecting piece was opened to needs, the extensible member extension drove the connecting rod spare and rotates the direction motion that makes the connecting piece to keeping away from the installed part to make the connecting piece open for the installed part. When the connecting piece needs to be closed, the telescopic piece shrinks to drive the connecting rod piece to rotate so that the connecting piece moves towards the direction close to the mounting piece, and therefore the connecting piece is folded relative to the mounting piece. In the embodiment of the utility model provides an in, when the connecting piece is opened to needs, thereby the extensible member extends gradually and opens the connecting piece. When needs folding connection spare, thereby the extensible member shortens gradually and makes the connecting piece folding, opens or folding in-process at the connecting piece, and the connecting piece is using when opening or folding under the effect of extensible member and is in the damping state, can avoid the connecting piece to open suddenly or fold suddenly to the operation experience sense has been promoted greatly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a connection structure according to a first embodiment of the present invention.

Fig. 2 is an exploded view of a connection structure according to a first embodiment of the present invention.

Fig. 3 is a sectional view of the connection structure according to the first embodiment of the present invention in a folded state.

Fig. 4 is a sectional view of the connection structure according to the first embodiment of the present invention in an open state.

Fig. 5 is a schematic structural diagram of a first link of a link member according to a first embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a second link of the link member according to the first embodiment of the present invention.

Fig. 7 is a sectional view of a safety seat according to a second embodiment of the present invention in a folded state.

Fig. 8 is a sectional view of a safety seat according to a second embodiment of the present invention in an open state.

Icon 10-safety seat; 100-a connecting structure; 110-a connector; 120-a mount; 122-mounting a box; 124-mounting a cover; 126-an opening; a 128-notch; 130-a telescoping member; 140-a link member; 142-a first link; 1421 — first connecting slot; 144-a second link; 1441-attachment point; 1443 — first stage; 1445-second segment; 1447 — second connecting groove; 200-a base; 300-chair back.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 in specific cases to those skilled in the art.

First embodiment

Referring to fig. 1 and fig. 2, the present embodiment provides a connection structure 100, and the connection structure 100 provided in the present embodiment can improve the operation experience.

In the present embodiment, the connection structure 100 includes: connecting piece 110, installed part 120, extensible member 130 and connecting rod piece 140, connecting piece 110 and installed part 120 rotate to be connected, extensible member 130 installs on installed part 120, connecting rod piece 140 rotates with extensible member 130 and connecting piece 110 respectively to be connected, connecting rod piece 140 can drive connecting piece 110 under the drive of extensible member 130 and rotate for installed part 120, makes connecting piece 110 fold for installed part 120 or open for installed part 120.

Referring to fig. 3 and 4, in the present embodiment, the link 140 is rotatably connected to the expansion element 130 and the connecting element 110, respectively, and when the connecting element 110 needs to be opened, the expansion element 130 extends to drive the link 140 to rotate so that the connecting element 110 moves away from the mounting element 120, so that the connecting element 110 is opened relative to the mounting element 120. When it is necessary to close the connecting member 110, the telescopic member 130 is retracted to rotate the link member 140, so that the connecting member 110 moves toward the mounting member 120, thereby folding the connecting member 110 relative to the mounting member 120.

In this embodiment, when it is desired to open the link 110, the expansion member 130 is gradually expanded to open the link 110. When the connecting member 110 needs to be folded, the telescopic member 130 is gradually shortened so as to fold the connecting member 110, and in the process of opening or folding the connecting member 110, the connecting member 110 is in a damping state when being opened or folded under the action of the telescopic member 130, so that the connecting member 110 can be prevented from being suddenly opened or folded, and the operation experience is greatly improved.

In this embodiment, the mounting member 120 includes a mounting box 122 and a mounting cover 124, the mounting box 122 has an opening 126, the mounting cover 124 is disposed at the opening 126, the telescopic member 130 and the link member 140 are mounted in the mounting box 122, and the connecting member 110 is rotatably connected to the mounting box 122.

In the embodiment, the telescopic member 130 is installed at the bottom of the mounting box 122, and the telescopic member 130 rotates upward relative to the mounting box 122 during the process that the telescopic member 130 is extended to gradually open the connection member 110. During the process of gradually folding the connecting member 110 as the telescopic member 130 is shortened, the telescopic member 130 is rotated downward relative to the mounting box 122.

Here, the upper and lower are relative concepts, and it is considered that the opening 126 is disposed above the bottom of the mounting box 122 in the present embodiment for convenience of description. I.e., bottom down and opening 126 above. Likewise, the telescoping member 130 is below the link member 140 and the link member 140 is below the link member 110.

In this embodiment, the mounting cap 124 has a notch 128, and the connector 110 is disposed at the notch 128. The link member 110 is disposed at the notch 128, and when the link member 140 pushes the link member 110 to be opened, a part of the link member 140 protrudes from the notch 128 to the outside of the mounting case 122. When the link member 140 pulls the link member 110 to fold the link member 110, the portion of the link member 140 extending out of the notch 128 is accommodated in the mounting box 122, and a portion of the link member 110 is configured to be engaged with the notch 128 and thus accommodated in the mounting box 122.

By installing the extendable members 130 and the link members 140 inside the mounting box 122, the occupied space of the entire connection structure 100 can be reduced, and the volume of the connection structure 100 can be reduced.

Referring to fig. 5 and 6, in the present embodiment, the link member 140 includes a first link 142 and a second link 144, one end of the first link 142 is rotatably connected to the second link 144, the other end of the first link 142 is rotatably connected to the connecting member 110, one end of the second link 144 is rotatably connected to the mounting member 120, and the other end of the second link 144 is rotatably connected to the telescopic member 130.

In this embodiment, because the end of second connecting rod 144 far away from extensible member 130 is connected with installed part 120 rotation, when extensible member 130 is at the in-process of extension, the telescopic link subassembly upwards rotates, and the one end that second connecting rod 144 is connected with extensible member 130 upwards rotates gradually, drives first connecting rod 142 and pushes away connecting piece 110 and rotates to the direction of keeping away from installed part 120, makes connecting piece 110 open gradually.

Under the combined action of the first link 142 and the second link 144, when the connecting element 110 is opened relative to the mounting box 122, the opening angle of the connecting element 110 relative to the mounting box 122 is substantially an obtuse angle.

Wherein, second connecting rod 144 one end is connected with mounting box 122 is rotated, and the other end is connected with extensible member 130 is rotated, and when extensible member 130 is at the elongated in-process, through the cooperation of second connecting rod 144 and first connecting rod 142 jointly, can make extensible member 130 open a great angle when rotating a less angle for mounting box 122.

The smaller the angle of rotation of the telescopic member 130 relative to the mounting box 122, the smaller the thickness of the mounting box 122 can be made, that is, the thickness of the whole mounting box 122 can be reduced by using the first connecting rod 142 and the second connecting rod 144 to cooperate together, so that the volume of the whole mounting box 122 is reduced.

In this embodiment, the second link 144 has a connection point 1441, the connection point 1441 divides the second link 144 into a first section 1443 and a second section 1445, the first link 142 is rotatably connected to the connection point 1441, an end of the first section 1443 away from the second section 1445 is rotatably connected to the telescopic member 130, and an end of the second section 1445 away from the first section 1443 is rotatably connected to the mounting member 120.

It can be considered that the first link 142 is connected to the non-end point of the second link 144, and when the telescopic member 130 is extended, the end of the second link 144 connected to the telescopic member 130 is rotated upward, so that the connection point 1441 is rotated upward at the same time, the connection point 1441 drives the first link 142 to move upward, and the first link 142 pushes the connecting member 110 to open.

In this embodiment, the length of the second section 1445 is twice the length of the first section 1443.

It should be noted that, in this embodiment, the length of the second section 1445 is twice that of the first section 1443, but is not limited thereto, in other embodiments of the present invention, as long as it is ensured that the length of the second section 1445 is greater than that of the first section 1443, and with the equivalent scheme of this embodiment, the effect of this embodiment can be achieved, and all are within the protection scope of this utility model.

In the present embodiment, the first link 142 is provided with a first connecting groove 1421, and the connecting point 1441 is disposed in the first connecting groove 1421 and is rotatably connected with the first connecting groove 1421.

The connecting point 1441 is installed in the first connecting groove 1421, and the groove wall of the first connecting groove 1421 is rotationally connected to the connecting point 1441 from both sides of the connecting point 1441, so that the effect of rotational connection between the first connecting rod 142 and the connecting point 1441 can be improved, the situation that the second connecting rod 144 is separated from the first connecting groove 1421 when the first connecting rod 142 rotates relative to the connecting point 1441 can be avoided as much as possible, and the matching effect between the first connecting rod 142 and the connecting point 1441 is improved.

In this embodiment, the second link 144 is provided with a second connecting groove 1447, and one end of the telescopic member 130 away from the mounting member 120 is installed in the second connecting groove 1447 and is rotatably connected with the second connecting groove 1447.

Similarly, the telescopic member 130 is installed in the second connection groove 1447, and the groove wall of the second connection groove 1447 is rotatably connected with the telescopic member 130 from both sides of the telescopic member 130, so that the effect of the rotational connection between the second connection rod 144 and the telescopic member 130 can be improved, the situation that the telescopic member 130 is separated from the second connection groove 1447 when the second connection rod 144 rotates relative to the telescopic member 130 can be avoided as much as possible, and the matching effect between the telescopic member 130 and the first connection rod 142 is improved.

In this embodiment, the expansion member 130 is a gas spring.

It should be noted that, in this embodiment, the expansion member 130 is a gas spring, but is not limited thereto, and in other embodiments of the present invention, the expansion member 130 may also be a cylinder or a hydraulic cylinder. With the equivalent scheme of this embodiment, can reach the effect of this embodiment, all be in the utility model discloses a protection scope.

In this embodiment, it can be considered that the end of the telescopic member 130 far from the mounting member 120 is installed in the second connecting groove 1447 for the second connecting rod 144, that is, the telescopic member 130 is hinged in the second connecting rod 144, and the first connecting rod 142 is hinged out of the second connecting rod 144.

In summary, in the connection structure 100 provided in this embodiment, when the connection member 110 needs to be opened, the expansion member 130 is gradually extended to open the connection member 110. When the connecting member 110 needs to be folded, the telescopic member 130 is gradually shortened so as to fold the connecting member 110, and in the process of opening or folding the connecting member 110, the connecting member 110 is in a damping state when being opened or folded under the action of the telescopic member 130, so that the connecting member 110 can be prevented from being suddenly opened or folded, and the operation experience is greatly improved.

Second embodiment

Referring to fig. 7 and 8, the present embodiment provides a safety seat 10, and a chair back 300 of the safety seat 10 provided by the present embodiment can be folded with respect to a base 200, so that the operation experience can be improved in the process of unfolding or folding.

For the sake of brief description, where this embodiment is not mentioned, reference may be made to the first embodiment.

In this embodiment, the safety seat 10 includes a base 200, a seat back 300 and the connection structure 100 provided in the first embodiment, wherein the mounting member 120 is mounted on the base 200, and the seat back 300 is fixedly connected to the connection member 110.

When the extension member 130 extends, the link member 110 is driven by the link member 140 to rotate, so that the backrest 300 mounted on the link member 110 rotates relative to the base 200, and the folded backrest 300 is opened. Similarly, when the extension member 130 is shortened, the link member 110 is rotated by the link member 140, so that the backrest 300 mounted on the link member 110 is rotated with respect to the base 200, thereby folding the unfolded backrest 300. In the whole process, the opening, closing and folding processes of the chair back 300 are completely driven by the telescopic piece 130, so that the whole process is in a damping state, and the operation experience is greatly improved.

It will be readily appreciated that the chair back 300 is fixedly mounted to the connecting member 110 and the base 200 is fixedly mounted to the mounting member 120, i.e., the positional relationship between the mounting member 120 and the connecting member 110 is the positional relationship between the base 200 and the chair back 300.

In the present embodiment, the connection structure 100 can fold the seat back 300 with respect to the base 200 after the safety seat 10 is used, so that the whole safety seat 10 is in a folded state, thereby facilitating the storage of the safety seat 10.

In this embodiment, the safety seat 10 further includes a first locking structure and a second locking structure, and the first locking structure is used for fixing the base 200 and the backrest 300 when the backrest 300 is in the folded state. The second locking structure is used to fix the base 200 and the seatback 300 when the seatback 300 is in the open state.

When the safety seat 10 needs to be opened, the first locking structure is unlocked, the seat back 300 is pressed, the telescopic member 130 is gradually extended to gradually open the seat back 300, and when the seat back 300 is completely opened, the base 200 and the seat back 300 are locked by the second locking structure. Similarly, when the backrest 300 needs to be folded, the second locking structure is unlocked, the backrest 300 is pressed towards the base 200, so that the backrest 300 is gradually folded, and when the backrest 300 is completely folded, the base 200 and the backrest 300 are locked by the first locking structure.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A connection structure, characterized in that the connection structure (100) comprises: connecting piece (110), installed part (120), extensible member (130) and connecting rod spare (140), connecting piece (110) with installed part (120) rotate to be connected, extensible member (130) are installed on installed part (120), connecting rod spare (140) respectively with extensible member (130) and connecting piece (110) rotate to be connected, connecting rod spare (140) can drive under the drive of extensible member (130) connecting piece (110) for installed part (120) rotate, make connecting piece (110) for installed part (120) are folding or for installed part (120) are opened.

2. The connecting structure according to claim 1, wherein the link member (140) includes a first link (142) and a second link (144), one end of the first link (142) is rotatably connected to the second link (144), the other end of the first link (142) is rotatably connected to the connecting member (110), one end of the second link (144) is rotatably connected to the mounting member (120), and the other end of the second link (144) is rotatably connected to the extensible member (130).

3. The connecting structure according to claim 2, wherein the second connecting rod (144) has a connecting point (1441), the connecting point (1441) divides the second connecting rod (144) into a first section (1443) and a second section (1445) which are connected with each other, the first connecting rod (142) is rotatably connected with the connecting point (1441), one end of the first section (1443) far away from the second section (1445) is rotatably connected with the telescopic member (130), and one end of the second section (1445) far away from the first section (1443) is rotatably connected with the mounting member (120).

4. A connection according to claim 3, characterized in that the length of the second section (1445) is twice the length of the first section (1443).

5. The connecting structure according to claim 3, wherein the first link (142) is provided with a first connecting groove (1421), and the connecting point (1441) is disposed in the first connecting groove (1421) and rotatably connected to the first connecting groove (1421).

6. The connecting structure according to claim 2, wherein the second link (144) is provided with a second connecting groove (1447), and an end of the telescopic member (130) away from the mounting member (120) is installed in the second connecting groove (1447) and is rotatably connected with the second connecting groove (1447).

7. The connecting structure according to claim 1, wherein the telescopic member (130) is one of a gas spring, a cylinder, and a hydraulic cylinder.

8. The connecting structure according to claim 1, wherein the mounting member (120) comprises a mounting box (122) and a mounting cover (124), the mounting box (122) has an opening (126), the mounting cover (124) is disposed at the opening (126), the telescopic member (130) and the link member (140) are mounted in the mounting box (122), and the connecting member (110) is rotatably connected to the mounting box (122).

9. The connection structure according to claim 8, wherein the mounting cover (124) has a notch (128), and the connector (110) is disposed at the notch (128).

10. A safety seat comprising a base (200), a seat back (300) and the connection structure (100) of any of claims 1-9, wherein the mounting member (120) is mounted on the base (200), and the seat back (300) is fixedly connected to the connecting member (110).

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