CN211082542U

CN211082542U - Folding frame structure

Info

Publication number: CN211082542U
Application number: CN201922071041.0U
Authority: CN
Inventors: 魏巧莉; 黄维
Original assignee: Zhongshan Xingyouyuan Children's Products Co ltd
Current assignee: Zhongshan Xingyouyuan Children's Products Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-24
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a folding support body structure, including freely movable joint and support, the support includes preceding support and back support, but preceding support and back support pivot respectively install in freely movable joint, and can expand and swing between the position of drawing close each other around freely movable joint's rotation center, freely movable joint is equipped with the state auto-change over device who is used for switching support state or support expansion state of drawing close. The movable joint is provided with a state switching device for switching the state of closing the support or the state of unfolding the support, the closing and unfolding of the support body are realized through the cooperation of the movable joint and the support, the folding and the storage of the support body are realized, the structure is simple, the use is convenient, and the baby stroller is suitable for various baby products.

Description

Folding frame structure

Technical Field

The utility model relates to a draw close articles for use field, in particular to folding support body structure.

Background

In modern life, the storage of household articles is a crucial problem, and the problem that the storage space is insufficient or the carrying is inconvenient in life is solved by folding articles. In children's products (such as a stroller, a swing or a swing typically includes a joint and a stand), it is generally not foldable for storage; even if the folding storage box can be folded, the structures of the joints and the frame body are complex, the matching operation of the joints and the frame body is difficult, and the folding storage box is not beneficial to women and old people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a folding support body structure, it is convenient to aim at making children articles for use joint and support body folding, does benefit to daily accomodating, makes joint and support body cooperation simple simultaneously, is favorable to industrial production and saves manufacturing cost.

In order to achieve the above object, the utility model provides a folding frame body structure.

The utility model discloses still provide a folding support body includes freely movable joint and support, the support includes preceding support and back support, but preceding support and back support pivot respectively install in freely movable joint, and can expand and swing between the position that draws close each other around freely movable joint's rotation center, freely movable joint is equipped with the state auto-change over device who is used for switching support state or support expansion state of drawing close.

Furthermore, the movable joint comprises an inner joint and an outer joint, a first accommodating groove and a second accommodating groove are respectively formed in opposite side surfaces of an overlapped part of the inner joint and the outer joint, and the first accommodating groove and the second accommodating groove enclose an accommodating space; the state switching device comprises a main locking device and a main unlocking device; the main locking device is arranged in the accommodating space so as to lock the bracket on two sides of the movable joint when the bracket is in an unfolded state; and the main unlocking device is used for unlocking the support and the movable joint when the support needs to be drawn together.

Furthermore, the movable joint is fixedly provided with a limiting support seat, and the limiting support seat is used for limiting the expansion range of the front support and the rear support in the expansion state; in the unfolded state, the inner sides of the front support and the rear support enclose an open slot.

Further, limit support seat set up in the accommodation space, limit support seat is equipped with preceding support and back support when the expansion state matched with spacing groove.

Furthermore, the main locking device comprises a locking block and a return spring, wherein the locking block is slidably arranged in the accommodating space, the size of the open slot is matched with that of the locking block, the front end of the locking block can move between the positions of clamping into the open slot and withdrawing from the open slot, one end of the return spring abuts against the inner wall of the inner joint, and the other end of the return spring abuts against the locking block so as to apply elasticity to the locking block and clamp into the open slot; the main unlocking device is a button, one end of the button is connected with the locking block, the other end of the button extends out of the outer joint, the button is pressed, the elastic force of the reset spring can be overcome, the locking block moves towards the direction of the inner joint, and the locking block is enabled to exit from the open slot.

Furthermore, the inner joint is provided with an installation cavity, and the locking block can be slidably arranged in the installation cavity; when the bracket is in a close state, the locking block abuts against the rod parts of the front support and the rear support, and the locking block extends into the mounting cavity; when the bracket is in the unfolded state, the locking block exits the mounting chamber.

The positioning device further comprises a swing arm which is pivotally arranged on the movable joint through a pivot, the swing arm is fixedly connected with the pivot, a positioning seat is arranged on the pivot, and the positioning seat is provided with a positioning clamping groove; the accommodating space is provided with an auxiliary locking device matched with the positioning clamping groove so as to lock the pivot to the movable joint when the swing arm is in a static state; and the auxiliary unlocking device is used for unlocking the pivot and the movable joint when the swing arm needs to swing.

Further, the auxiliary locking device comprises a positioning pin which can be slidably arranged in the accommodating space and a latch which is arranged on the positioning pin and used for limiting the sliding of the positioning pin, the positioning pin can move between a position inserting slot and a position withdrawing slot, and after the positioning pin is inserted into the position inserting slot, the positioning pin is clamped on the latch; the auxiliary locking device is a pushing piece, one end of the pushing piece is connected with the positioning pin, the other end of the pushing piece extends out of the inner joint, the pushing piece is pushed to move towards the direction far away from the positioning clamping groove, and the positioning pin is withdrawn from the positioning clamping groove.

Furthermore, the front support, the rear support, the movable joints and the swing arms are matched to form two frame bodies, the two frame bodies are arranged at intervals and connected through a connecting pipe, and a carrier is arranged between the two swing arms.

In the embodiment of the present invention, the carrier is a bed body or a seat.

The utility model discloses technical scheme is used for switching the state auto-change over device that the support drawn close state or support expansion state in the freely movable joint setting, realizes drawing close and expanding of support body through the cooperation of freely movable joint and support, realizes the folding of support body and accomodates, simple structure, convenient to use, and be applicable to multiple articles for babies.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the utility model showing the expanded state after the outer joint is hidden;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a schematic plan view of the bracket in a closed state with the outer joint hidden;

FIG. 5 is a rear plan view of the articulating joint with the outer joint and locating pin concealed;

FIG. 6 is a perspective view of the swing;

FIG. 7 is a perspective view of a rocking platform.

In the embodiment of the utility model, 1 is the freely movable joint, 11 is the inner joint, 112 is the installation cavity, 12 is the outer joint, 2 is the support, 21 is preceding support, 22 is the back support, 23 is the open slot, 3 is spacing supporting seat, 31 is the spacing groove, 4 is the locking block, 41 is reset spring, 42 is the button, 5 is the swing arm, 51 is the pivot, 52 is the positioning seat, 521 is positioning groove, 6 is the locating pin, 61 is for pushing away the piece, 62 is the latch, 7 is the connecting pipe, 8 is the seat, 9 is the bed body, 100 is the sound device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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, if directional indicators (such as … …, upper, lower, left, right, front, back, top, bottom, inner, outer, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are involved in the embodiments of the present invention, the directional indicators are only used to explain the relative position, motion, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a folding support body structure.

In the embodiment of the utility model, as shown in fig. 1 to 7, this folding support body structure includes freely movable joint 1 and support 2, support 2 includes preceding support 21 and back support 22, but preceding support 21 and back support 22 pivot respectively install in freely movable joint 1, and can be in the centre of rotation around freely movable joint 1 expand with swing between the position that draws close each other, freely movable joint 1 is equipped with the state auto-change over device that is used for switching support 2 and draws close state or support 2 expansion state. The state switching device for switching the state of closing the support 2 or the state of unfolding the support 2 is arranged at the movable joint 1, the closing and unfolding of the support body are realized through the cooperation of the movable joint 1 and the support 2, the folding and the storage of the support body are realized, the structure is simple, the use is convenient, and the foldable swing bed is suitable for various infant products (a foldable swing bed, a foldable baby carrier and a foldable swing).

Specifically, the movable joint 1 includes an inner joint 11 and an outer joint 12, a first receiving groove and a second receiving groove are respectively formed in opposite side surfaces of an overlapping portion of the inner joint 11 and the outer joint 12, the first receiving groove and the second receiving groove enclose a receiving space, and the state switching device includes a main locking device and a main unlocking device; the main locking device is arranged in the accommodating space so as to lock the bracket 2 on two sides of the movable joint 1 when the bracket 2 is in an unfolded state; and the main unlocking device is used for unlocking the support 2 and the movable joint 1 when the support 2 needs to be drawn together.

More specifically, the movable joint 1 is fixedly provided with a limit support seat 3, and the limit support seat 3 is used for limiting the expansion range of the front support 21 and the rear support 22 in the expansion state (i.e. the expansion angle between the front support 21 and the rear support 22 is limited according to the two ends of the limit support seat 3); in the unfolded state, the inner sides of the front support 21 and the rear support 22 enclose an open slot 23 (i.e. the inner periphery of the included angle between the front support 21 and the rear support 22).

The embodiment of the utility model provides an in, limit support seat 3 set up in the accommodation space, limit support seat 3 be equipped with preceding support 21 and back support 22 when expansion state complex spacing groove 31. The limiting groove 31 is in a fan shape with two symmetrical sides. It should be noted that the limit support seat 3 may also be a side hole disposed on both sides of the movable joint 1, and the same technical effect can be achieved by limiting the movable range of the front support 21 and the rear support 22 through the side hole, but the support 2 may be more stable in the unfolded state when disposed in the accommodating space through the limit support seat 3.

The embodiment of the utility model provides an in, main locking device includes slidable mounting in accommodation space's locking block 4 and reset spring 41, open slot 23 suits with locking block 4 size, locking block 4 front end can go into the open slot 23 (also can understand that locking block 4 can support 21 and back support 22 before the expansion state card goes into between support 21 and the back support 22) and withdraw from between the position of open slot 23 between the card, reset spring 41 one end offsets with interior 11 inner walls of joint, and the other end offsets with locking block 4, executes the elasticity of going into open slot 23 with the card to locking block 4, preceding support 21 and back support 22 outside and inboard are restricted by 3 inner peripheries of limit support seat and 4 peripheries of locking block respectively to lock support 2 in freely movable joint 1. The main unlocking device is a button 42, one end of the button 42 is connected with the locking block 4, the other end extends out of the outer joint 12, the button 42 is pressed to overcome the elastic force of the return spring 41, the locking block 4 is moved towards the direction of the inner joint 11, and the locking block 4 is led to exit from the open slot 23,

specifically, the inner joint 11 is provided with an installation cavity 112, and the locking block 4 is slidably installed in the installation cavity 112; when the bracket 2 is in a close state, the locking block 4 is abutted against the rod parts of the front support 21 and the rear support 22, and the locking block 4 extends into the mounting chamber 112; when the bracket 2 is in the unfolded state, the locking block 4 exits the mounting chamber 112. The bracket 2 is locked in the unfolded state through the matching of the locking block 4 and the limit support seat 3.

In the embodiment of the present invention, the present invention further comprises a swing arm 5 pivotally mounted on the movable joint 1 through a pivot 51, the swing arm 5 is fixedly connected to the pivot 51, the pivot 51 is mounted with a positioning seat 52, and the positioning seat 52 is provided with a positioning slot 521; the accommodating space is provided with an auxiliary locking device matched with the positioning clamping groove 521, so that the pivot 51 is locked on the movable joint 1 when the swing arm 5 is in a static state; and a secondary unlocking device is used for unlocking the pivot 51 and the movable joint 1 when the swing arm 5 needs to swing.

Specifically, the auxiliary locking device comprises a positioning pin 6 slidably mounted in the accommodating space and a latch 62 mounted on the positioning pin 6 and used for limiting the sliding of the positioning pin 6, the positioning pin 6 can move between an insertion positioning slot 521 and a withdrawal positioning slot 521, and after the positioning pin 6 is inserted into the positioning slot 521, the positioning pin 6 is latched on the latch 62; the auxiliary locking device is a pushing piece 61, one end of the pushing piece 61 is connected with the positioning pin 6, the other end of the pushing piece 61 extends out of the inner joint 11, the pushing piece 61 is pushed to move towards the direction far away from the positioning clamping groove 521, and the positioning pin 6 is withdrawn from the positioning clamping groove 521. Of course, the auxiliary locking device can also be matched with a screw rod nut through a screw rod, and the technical effect can also be achieved through the movement of the screw rod between the insertion positioning slot 521 and the withdrawal positioning slot 521.

The embodiment of the utility model provides an in, preceding support 21, back support 22, freely movable joint 1 and swing arm 5 cooperate and constitute the support body, the support body interval is provided with two, is connected through connecting pipe 7 between two support bodies, install the carrier between two swing arms 5. Combine into swing or swing formation folding shaking table or folding swing with two support bodies through connecting pipe 7 framves, connecting pipe 7 can also be the straight tube for the folding pipe, and the use of folding pipe of course also can reduce the storage space of support body. It should be noted that the receiving space is provided with a sound device 100, which includes a control panel, a speaker for playing, an MP3 jack, a power source (internal or external battery), and a wireless transmission device (bluetooth or WiFi) through which music can be played. The sound device is not described in detail herein in the prior art.

In the embodiment of the present invention, the carrier is a bed body 9 or a seat 8. According to the carrier is different, can use corresponding swing arm 5, makes the application range of support body wider, and has avoided the waste of folding support body.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The utility model provides a folding support body structure, includes freely movable joint (1) and support (2), support (2) are including preceding support (21) and back support (22), its characterized in that: the front support (21) and the rear support (22) are respectively arranged in the movable joint (1) in a pivoting manner and can swing between the unfolded position and the mutually folded position around the rotation center of the movable joint (1), and the movable joint (1) is provided with a state switching device for switching the folded state of the support (2) or the unfolded state of the support (2).

2. The folding frame structure of claim 1, wherein:

the movable joint (1) comprises an inner joint (11) and an outer joint (12), wherein a first accommodating groove and a second accommodating groove are respectively formed in opposite side surfaces of an overlapped part of the inner joint (11) and the outer joint (12), and the first accommodating groove and the second accommodating groove enclose an accommodating space;

the state switching device comprises a main locking device and a main unlocking device; the main locking device is arranged in the accommodating space so as to lock the bracket (2) on two sides of the movable joint (1) when the bracket (2) is in an unfolded state;

the main unlocking device is used for unlocking the support (2) and the movable joint (1) when the support (2) needs to be drawn together.

3. The folding frame structure of claim 2, wherein: the movable joint (1) is provided with a limiting support seat (3), the limiting support seat (3) is used for blocking the outer side moving range of the front support (21) and the rear support (22) in the unfolding state, and the inner sides of the front support (21) and the rear support (22) enclose an open slot in the unfolding state.

4. A folding frame structure according to claim 3, characterised in that: spacing supporting seat (3) set up in the accommodation space, spacing supporting seat (3) be equipped with preceding support (21) and back support (22) when the expansion state matched with spacing groove (31).

5. A folding frame structure according to claim 3, characterised in that:

the main locking device comprises a locking block (4) and a return spring (41), wherein the locking block (4) is slidably arranged in the accommodating space, the size of the open slot is matched with that of the locking block, the front end of the locking block (4) can move between the positions of clamping into the open slot and withdrawing from the open slot, one end of the return spring (41) abuts against the inner wall of the inner joint (11), the other end of the return spring abuts against the locking block (4), and the locking block (4) is provided with elastic force for clamping into the open slot;

the main unlocking device is a button (42), one end of the button (42) is connected with the locking block (4), the other end of the button extends out of the outer joint (12), the button is pressed, the elastic force of the reset spring (41) can be overcome, the locking block (4) moves towards the direction of the inner joint (11), and the locking block (4) is made to exit from the open slot.

6. The folding frame structure of claim 5, wherein:

the inner joint (11) is provided with an installation cavity (112), and the locking block (4) can be slidably arranged in the installation cavity (112);

when the bracket (2) is in a close state, the locking block (4) is abutted against the rod parts of the front support (21) and the rear support (22), and the locking block (4) extends into the mounting chamber (112);

when the bracket (2) is in the unfolded state, the locking block (4) exits the mounting chamber (112).

7. The folding frame structure of claim 2, wherein:

the swing arm (5) can be pivotally arranged on the movable joint (1) through a pivot (51), the swing arm (5) is fixedly connected with the pivot (51), a positioning seat (52) is arranged on the pivot (51), and a positioning clamping groove (521) is formed in the positioning seat;

the accommodating space is provided with a secondary locking device matched with the positioning clamping groove (521) so as to lock the pivot (51) on the movable joint (1) when the swing arm (5) is in a static state;

and the auxiliary unlocking device is used for unlocking the pivot (51) and the movable joint (1) when the swing arm (5) needs to swing.

8. The folding frame structure of claim 7, wherein:

the auxiliary locking device comprises a positioning pin (6) which can be slidably arranged in the accommodating space and a latch (62) which is arranged on the positioning pin (6) and used for limiting the sliding of the positioning pin (6), the positioning pin (6) can move between a position inserting slot (521) and a position withdrawing slot (521), and after the positioning pin (6) is inserted into the position inserting slot (521), the positioning pin (6) is clamped on the latch (62);

the auxiliary locking device is a pushing piece (61), one end of the pushing piece is connected with the positioning pin (6), the other end of the pushing piece extends out of the inner joint (11), the pushing piece (61) is pushed to move towards the direction far away from the positioning clamping groove (521), and the positioning pin (6) exits from the positioning clamping groove (521).

9. The folding frame structure of claim 7, wherein: preceding support (21), back support (22), freely movable joint (1) and swing arm (5) cooperate and constitute the support body, the support body interval is provided with two, is connected through connecting pipe (7) between two support bodies, install the carrier between two swing arm (5).

10. The folding frame structure of claim 9, wherein: the carrier is a bed body (9) or a seat (8).