CN209331574U - Playpen - Google Patents

Abstract

The utility model discloses a kind of playpens, including peripheral frame frame, for the locking mechanism by the locking of peripheral frame frame in the deployed state, peripheral frame frame includes multiple groups railing component, every group of railing component includes the first railing and the second railing for intersecting and being pivotally connected in infall, all railing components circumferentially successively connect and enclose to set to form an accommodation space, wherein, it is pivotally connected between the top of second railing in the top of first railing and railing component adjacent thereto, it is pivotally connected between the lower part of first railing in the lower part of second railing and railing component adjacent thereto, locking mechanism includes the connection rod set being located therein in one group of railing component and the cradle head for locking the connection rod set, when peripheral frame frame is in folded state, in all railing components, first railing and the second railing mutually rotate gathering.The playpen constructions are simple, novel, and expansion is also very convenient with folding operation, and folded configuration is compact.

Description

playpen

technical field

The utility model relates to a play fence.

Background technique

The structure of the children's playpen in the prior art is relatively simple, and it usually includes a frame with an unfolded state and a folded state, a cloth cover arranged on the frame, and the frame mainly includes an upper frame, an upper end and a rotatable connection to the upper frame. Multiple supports. When the frame is folded, the upper frame is folded and rotated and folded together with a plurality of supporting frames.

SUMMARY OF THE INVENTION

The purpose of the utility model is to provide a playpen with a novel structure.

In order to achieve the above purpose, the technical solution adopted by the present invention is: a playpen, comprising an enclosing frame having an unfolded state and a folded state, a locking mechanism for locking the enclosing frame in the unfolded state, and the enclosing frame; It includes multiple groups of surrounding rod assemblies, each of which includes a first surrounding rod and a second surrounding rod that intersect with each other and are pivotally connected by rotating shafts at the intersection, and the first surrounding rod and the second surrounding rod are All of them extend obliquely in the up-down direction, and all the surrounding rod assemblies are connected in sequence along the circumferential direction to form a accommodating space, wherein the upper part of the first surrounding rod and the surrounding rod components adjacent to it The upper part of the second surrounding rod is pivotally connected, and the lower part of the second surrounding rod is pivotally connected to the lower part of the first surrounding rod in the surrounding rod assembly adjacent to it,

The locking mechanism includes a connecting rod set in one of the surrounding rod assemblies, the connecting rod set includes a first connecting rod pivotally connected to the first surrounding rod at one end, and a connecting rod at one end pivotally connected to the first surrounding rod. The second connecting rod on the second surrounding rod, the other end of the first connecting rod is pivotally connected with the other end of the second connecting rod, and the locking mechanism further comprises a The pivot joint between the second link and the second link is used to lock the two. When the enclosure frame is in the folded state, in all the enclosure rod assemblies, the first enclosure rod and the second enclosure rod are mutually When rotated and folded, the first link and the second link are brought closer to each other and are folded into one set of the surrounding rod assemblies.

Preferably, the rotating joint includes a first connecting piece fixedly connected with the first link, and a second connecting piece fixedly connected with the second link, the first connecting piece and the second connecting piece wrap around The axis line of the connecting shaft is rotatably connected, and the locking joint further comprises a locking toothed plate slidably arranged between the first connecting piece and the second connecting piece along the axis line of the connecting shaft, and a locking tooth plate for The elastic piece that provides the elastic force required for the sliding tendency of the locking toothed plate toward the second connecting piece, the outer peripheral portion of the locking toothed plate has a plurality of locking teeth, and the first connecting piece is provided with a plurality of locking teeth. A plurality of first tooth grooves matched with each of the locking teeth, and a plurality of second tooth grooves matched with the plurality of locking teeth are provided on the second connecting member. When the locking joint is locked, a plurality of all The locking teeth are matched with a plurality of the first tooth grooves and the second tooth grooves at the same time; when the locking joint is unlocked, the locking teeth are disengaged from the plurality of the second tooth grooves.

Further, the locking joint is further provided with an unlocking button for driving the locking toothed plate to slide away from the second connecting piece, and the unlocking button is slidably arranged on the outer side of the second connecting piece.

Preferably, the number of groups of the surrounding rod assemblies is at least five groups.

Preferably, in all the enclosure rod assemblies, the rod lengths of the first enclosure rod and the second enclosure rod are the same, and the middle part of the first enclosure rod and the middle part of the second enclosure rod pass through the The shafts are rotatably connected together.

Further, the axis lines of the rotating shafts in all the enclosure rod assemblies are always at the same height position.

Preferably, one end of the first link is pivotally connected to the first surrounding rod through a first shaft, and one end of the second link is pivotally connected to the second surrounding rod through a second shaft , the other end of the first connecting rod is connected with the other end of the second connecting rod through a connecting shaft, and the first shaft, the second shaft and the connecting shaft are all located above the rotating shaft.

Further, a quadrilateral with equal side lengths is formed between the first shaft, the second shaft, the rotating shaft and the connecting shaft.

Preferably, when the locking mechanism is in a locked state, both the first link and the second link extend in a horizontal direction.

Preferably, the playpen further includes a cloth cover arranged on the surrounding frame, the cloth cover at least has a bottom pad, and the lower part of the first surrounding rod or the lower part of the second surrounding rod is fixed with a connection The connecting piece is provided with a guide hole therethrough, and a connecting belt is slidably passed through the guide hole, the connecting belt is in the form of a closed ring, and at least a part of the connecting belt along the length direction is fixedly connected to the the bottom of the bottom pad.

Due to the application of the above technical solutions, the present utility model has the following advantages compared with the prior art: the play fence of the present utility model is formed by adopting a plurality of groups of surrounding rod assemblies connected in sequence along the circumferential direction, and the structure is very simple, and It is more novel and unique than the traditional playpen structure. The unfolding and folding operations of the playpen are also very convenient, especially after folding, the first and second surrounding rods of all sets of surrounding rod components can be tightly closed together to form a very compact structure, which is suitable for the daily storage of users. , carrying and so on brings great convenience.

Description of drawings

Accompanying drawing 1 is the axonometric view of the enclosing frame of the playpen of the present invention in the unfolded state;

Accompanying drawing 2 is the front view of the enclosing frame of accompanying drawing 1 in the unfolded state;

3 is a schematic diagram of the connection between the locking joint and the surrounding rod assembly in the enclosure frame of FIG. 1 , wherein the locking joint is in a locked state;

Accompanying drawing 4 is the structural exploded view of the locking joint in the enclosing frame of accompanying drawing 1;

Accompanying drawing 5 is the connection schematic diagram of the locking joint and the surrounding rod assembly in the enclosure frame of FIG. 2 , wherein the locking joint is in an unlocked state;

6 is an axonometric view of the enclosing frame of FIG. 1 in a half-folded state;

7 is a front view of the enclosing frame of FIG. 1 in a half-folded state;

8 is an axonometric view of the enclosure frame of FIG. 1 in a folded state;

9 is a front view of the enclosure frame of FIG. 1 in a folded state;

Accompanying drawing 10 is the axonometric view of the playpen of the present invention;

Fig. 11 is a partial view of the cloth cover and the surrounding rod assembly in this embodiment using the cloth cover connection structure to connect, wherein the surrounding frame is in an unfolded state;

Figure 12 is a schematic axonometric view of Figure 11;

Figure 13 is a partial view of the cloth cover and the surrounding rod assembly in this embodiment using the cloth cover connection structure to connect, wherein the surrounding frame is in a half-folded state;

14 is an axonometric view of the playpen of the present embodiment when it is in a half-folded state;

FIG. 15 is a schematic diagram of another connection principle of the locking mechanism in the enclosure frame and the enclosure rod assembly of the present invention.

Among them: 100, the frame; 1, the first rod; 2, the second rod; 3, the shaft; 4, the first connecting rod; 5, the second connecting rod; 51, the first support rod; 52, the second Support rod; 6. Rotating joint; 61. First connecting piece; 61a, first tooth slot; 62, second connecting piece; 63, locking tooth plate; 63a, locking tooth; 64, spring; 65, unlocking button; 7 , upper shaft; 8, lower shaft; 9, connecting piece; 91, connecting seat; 10, surrounding rod assembly; 11, first shaft; 12, second shaft; 200, cloth cover; 201, connecting belt; 202, bottom pad.

Detailed ways

The technical solutions of the present utility model will be further elaborated below in conjunction with the accompanying drawings and specific embodiments.

Referring to FIGS. 1 to 10 , a playpen includes an enclosure frame 100 having an expanded state and a collapsed state, and a locking mechanism for locking the enclosure frame 100 in the expanded state.

The enclosure frame 100 includes a plurality of groups of enclosure rod assemblies 10, and each group of enclosure rod assemblies 10 includes a first enclosure rod 1 and a second enclosure rod 2 that intersect with each other and are pivotally connected by the rotating shaft 3 at the intersection. The second enclosing rods 2 extend obliquely in the up-down direction, and all the enclosing rod assemblies 10 are connected in sequence along the circumferential direction to form a accommodating space. The upper part of the second surrounding rod 2 is pivotally connected with the upper part of the second surrounding rod 2 in the surrounding rod assembly 10 adjacent to it, and the lower part of the second surrounding rod 2 and the first surrounding rod 1 in the surrounding rod assembly 10 adjacent to it are pivotally connected. The lower part is pivotally connected by the lower shaft 8 .

Specifically, the number of groups of the surrounding rod assemblies 10 is at least five groups, and in this embodiment, the number of groups of the surrounding rod assemblies 10 is set to 6 groups. In all the enclosure rod assemblies 10, the rod lengths of the first enclosure rod 1 and the second enclosure rod 2 are the same, and the middle part of the first enclosure rod 1 and the middle part of the second enclosure rod 2 are rotatably connected together through the rotating shaft 3, all the The axis line of the shaft 3 in the enclosure rod assembly 10 is always at the same height position.

In this way, when the enclosure frame 100 is unfolded, among all the enclosure rod assemblies 10, the first enclosure rod 1 and the second enclosure rod 2 cross each other in an X-shape, so that an accommodating space is formed along the circumferential direction for children to play in. ; When the surrounding frame 100 is folded, as shown in FIGS. 6 and 7, the first surrounding rods 1 and the second surrounding rods 2 in all the surrounding rod assemblies 10 are relatively rotated and folded, so that all the first surrounding rods 1 and the first surrounding rods The second enclosure rods 2 are all folded together, showing the structure shown in Figure 8 and Figure 9, and the structure is very compact.

The locking mechanism includes a connecting rod group arranged in one of the surrounding rod assemblies 10, the connecting rod group includes a first connecting rod 4 pivotally connected to the first surrounding rod 1 at one end through a first shaft 11, and a first connecting rod 4 at one end through a second connecting rod. The shaft 12 is pivotally connected to the second link 5 on the second surrounding rod 2, and the other end of the first link 4 is pivotally connected to the other end of the second link 5 through a connecting shaft (not shown in the figure).

In this embodiment, the first shaft 11 , the second shaft 12 and the connecting shaft are all located above the rotating shaft 3 . The first shaft 11 , the second shaft 12 , the rotating shaft 3 and the connecting shaft form a quadrilateral with equal side lengths. When the mechanism locks the enclosure frame 100 in the unfolded state, the first link 4 and the second link 5 both extend in the horizontal direction, as shown in FIG. 3 . When the surrounding frame 100 is folded, the first surrounding rod 1 and the second surrounding rod 2 in the group of surrounding rod assemblies 10 are close to each other, and the first connecting rod 4 and the second connecting rod 5 also rotate with each other to be closed at the first surrounding rod 1 . Between the second enclosure bar 2, as shown in FIG. 5, the compactness of the bar after the enclosure frame 100 is folded is not affected.

The locking mechanism also includes a rotating joint 6 arranged between the first link 4 and the second link 5 for locking the two. When the enclosure frame 100 is in the unfolded state and the locking joint 6 is locked, the enclosure frame 100 is locked. Locked in the unfolded state. Referring to FIG. 4 , the rotating joint 6 includes a first connecting member 61 fixedly connected with the first connecting rod 4 and a second connecting member 62 fixedly connecting with the second connecting rod 5 . The first connecting member 61 is connected to the second connecting member 61 . 62 is rotatably connected about the axis line of the connecting shaft (not shown in the figure).

The locking joint 6 also includes a locking toothed plate 63 slidably provided between the first connecting piece 61 and the second connecting piece 62 along the axis of the connecting shaft, and a locking toothed plate 63 for providing the locking toothed plate 63 toward the second connecting piece 62 The elastic member 64 of the elastic force required for the sliding tendency, here the elastic member 64 adopts a spring. A plurality of locking teeth 63a are provided on the outer peripheral portion of the locking toothed plate 63, a plurality of first tooth slots 61a are arranged on the first connecting member 61 to cooperate with the plurality of locking teeth 63a, and a plurality of locking teeth 63a are formed on the second connecting member 62. A plurality of second tooth slots (not shown in the figure) are matched with the locking teeth 63a. When the locking joint 6 is locked, the plurality of locking teeth 63a are matched with the plurality of first tooth grooves 61a and the second tooth grooves at the same time, that is, one end of the locking teeth 63a in the axial direction is clamped in the first tooth groove 61a, The other end is clamped in the second tooth slot; when the locking joint 6 is unlocked, the plurality of locking teeth 63a are disengaged from the plurality of second tooth slots, and the locking teeth 63a completely fall into the first tooth slot 61a in the axial direction , so that the first connecting piece 61 and the second connecting piece 62 can rotate relative to each other.

Referring to FIG. 5 , the locking joint 6 is further provided with an unlocking button 65 for driving the locking toothed plate 63 to slide away from the second connecting member 62 . When the locking joint 6 is in the locked state, press the unlocking button 65, the unlocking button 65 will push the locking toothed plate 63 to overcome the force of the spring 64 and move toward the first connecting piece 61, thereby withdrawing from the second tooth slot 62 to lock The joint 6 is unlocked; when the unlocking button 65 is released, the spring 64 pushes the locking tooth plate 63 to move toward the second connecting member 62 , so that the locking joint 6 is re-locked, and the unlocking button 65 slides outward to reset.

In other embodiments, the connecting rod group of the locking mechanism can also be set according to the structure shown in FIG. 15 , that is, the second connecting rod 5 is split into two first support rods 51 and second connecting rods pivotally connected to each other. Support rod 52, so that a five-link mechanism is formed between the first support rod 51, the second support rod 52, the first connecting rod 4, the first surrounding rod 1 and the second surrounding rod 2, and the link group can also be locked. The locking of the enclosure frame 100 is achieved.

10 to 14 , the playpen further includes a cloth cover 200 arranged on the surrounding frame 100 , the upper part of the cloth cover 200 is fixed on the upper part of the surrounding frame 100 , and the lower part of the cloth cover 200 is connected by the cloth cover connecting structure to the lower part of the enclosure frame 100 . Specifically, the cloth cover 200 has at least a bottom pad 202, and the above-mentioned cloth cover connecting structure includes a connecting piece 9 fixed on the lower part of the first surrounding rod 1 or the lower part of the second surrounding rod 2. A guide hole (not shown in the figure), a connecting belt 201 is slidably passed through the guide hole, the connecting belt 201 is in a closed ring shape, and at least a part of the connecting belt 201 in the length direction is fixedly connected to the bottom of the bottom pad 202 .

In this embodiment, the connecting member 9 is annular, and the connecting member 9 is arranged on the connecting seat 91. By connecting the connecting seat 91 to the lower rotating shaft 8, the connecting member 9 can be connected to the lower part of the first surrounding rod 1 and the second connecting member 9 at the same time. The lower part of the perimeter rod 2 is connected, wherein the connecting piece 9 can be fixedly arranged on the connecting seat 91 or can be turned upside down on the connecting seat 91 . The connecting belt 201 is a polypropylene belt, and the connecting belt 201 includes a fixed section and a sliding section that are connected end to end and form a closed ring, wherein the fixed section is fixedly sewn on the bottom of the bottom pad 202, and the sliding section can be slidably passed through. in the guide hole of the connector 9.

On the playpen, all the lower rotating shafts 8 are provided with the above-mentioned connecting seats 91 and connecting pieces 9, and the upper part of the cloth cover 200 is fixedly connected to each upper rotating shaft 7, so that the first enclosure in all the enclosure rod assemblies 10 is When the rod 1 and the second surrounding rod 2 are relatively unfolded, the upper part and the lower part of the cloth cover 200 are all pulled apart respectively.

In this way, when the playpen is folded, the enclosure frame 100 is folded, the first enclosure rod 1 and the second enclosure rod 2 are relatively rotated and folded, so that the heights of the first enclosure rod 1 and the second enclosure rod 2 in the vertical direction gradually increase High, that is, the distance between the axis line of the upper rotating shaft 7 and the axis line of the lower rotating shaft 8 is continuously increasing, while the distance between the first enclosure rod 1 and the lower part of the second enclosure rod 2 is constantly decreasing.

Referring to Fig. 13 and Fig. 14, under the action of the pulling force in the height direction of the cloth cover 200, the connecting belt 201 will slide along the guide hole of the annular connecting member 9, and the sliding direction of the sliding direction is shown in the direction of the arrow shown in Fig. 13, so that The bottom pad 202 can be gradually pulled upwards, thereby effectively avoiding the problem that the enclosure frame 100 cannot be folded due to the fixed pulling of the bottom pad 202 . During the above folding operation, it is not necessary to remove the cloth cover 200 or detach its lower end from the enclosure frame 100, so that the game enclosure can be folded with the cloth cover. The operation is very simple and brings convenience to users.

On the contrary, when the playpen is deployed and used, since the distance between the first enclosure rod 1 and the lower part of the second enclosure rod 2 gradually increases, the connecting belt 201 slides along the guide hole of the connecting piece 9, so that the bottom The pad 202 is pulled downward, so that the cloth cover 200 is gradually unfolded along the circumferential direction of the accommodating space.

To sum up, the playpen of the present invention is formed by connecting multiple groups of rod assemblies 10 in sequence along the circumferential direction, and the structure is very simple, which is more novel and unique than the traditional playpen. The unfolding and folding operations of the playpen are also very convenient, especially after the folding, the first surrounding rods 1 and the second surrounding rods 2 of all the set of surrounding rod assemblies 10 can be tightly close together, forming a very compact structure, which is convenient for users. It brings great convenience for daily storage, carrying, etc.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention, and the purpose thereof is to enable those who are familiar with the technology to understand the content of the present invention and implement accordingly, and cannot limit the protection scope of the present invention with this. All equivalent changes or modifications made according to the spirit of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. A playpen comprising an enclosing frame with an unfolded state and a folded state, a locking mechanism for locking the enclosing frame in the unfolded state, wherein the enclosing frame comprises multiple groups of enclosing rod assemblies, each Each of the set of enclosure rod assemblies includes a first enclosure rod and a second enclosure rod that intersect with each other and are pivotally connected by rotating shafts at the intersection. The said enclosure rod assemblies are sequentially connected in the circumferential direction to form a accommodating space, wherein the upper part of the first enclosure rod and the upper part of the second enclosure rod in the adjacent said enclosure rod assembly The pivot connection between the second enclosure rod and the lower part of the first enclosure rod in the adjacent enclosure rod assembly is pivotal connection, The locking mechanism includes a connecting rod set in one of the surrounding rod assemblies, the connecting rod set includes a first connecting rod pivotally connected to the first surrounding rod at one end, and a connecting rod at one end pivotally connected to the first surrounding rod. The second connecting rod on the second surrounding rod, the other end of the first connecting rod is pivotally connected with the other end of the second connecting rod, and the locking mechanism further comprises a The pivot joint between the second link and the second link is used to lock the two. When the enclosure frame is in the folded state, in all the enclosure rod assemblies, the first enclosure rod and the second enclosure rod are mutually When rotated and folded, the first link and the second link are brought closer to each other and are folded into one set of the surrounding rod assemblies. 2 . The playpen according to claim 1 , wherein the rotating joint comprises a first connecting member fixedly connected with the first connecting rod, and a second connecting member fixedly connecting with the second connecting rod. 3 . , the first connecting piece and the second connecting piece are rotatably connected around the axis line of the connecting shaft, and the locking joint further comprises a slidable arrangement on the first connecting piece and the second connecting piece along the axis line of the connecting shaft. a locking toothed plate between the parts, and an elastic part for providing the elastic force required for the sliding tendency of the locking toothed plate toward the second connecting piece, the outer peripheral part of the locking toothed plate has a plurality of locking teeth, The first connecting piece is provided with a plurality of first tooth slots matched with a plurality of the locking teeth, and the second connecting piece is provided with a plurality of second tooth grooves matched with the plurality of the locking teeth, When the locking joint is locked, a plurality of the locking teeth are matched with a plurality of the first and second tooth slots at the same time; when the locking joint is unlocked, a plurality of the locking teeth are matched with a plurality of the locking teeth. The second tooth slot is disengaged. 3 . The playpen according to claim 2 , wherein the locking joint is further provided with an unlocking button for driving the locking toothed plate to slide away from the second connecting member, and the unlocking button is slidably arranged. 4 . on the outer side of the second connector. 4 . The playpen of claim 1 , wherein the number of groups of the enclosure rod assemblies is at least five groups. 5 . 5. The playpen according to claim 1, characterized in that: in all the enclosure rod assemblies, the rod lengths of the first enclosure rod and the second enclosure rod are the same, and the first enclosure rod The middle part of the second surrounding rod is rotatably connected with the middle part of the second surrounding rod through the rotating shaft. 6 . The playpen of claim 3 , wherein the axis lines of the rotating shafts in all the enclosure rod assemblies are always at the same height position. 7 . 7 . The playpen of claim 1 , wherein one end of the first link is pivotally connected to the first enclosure rod through a first shaft, and one end of the second link The two shafts are pivotally connected to the second surrounding rod, the other end of the first link is connected to the other end of the second link through a connecting shaft, the first shaft, the second shaft and the The connecting shafts are all located above the rotating shafts. 8 . The playpen of claim 7 , wherein a quadrilateral with equal side lengths is formed between the first shaft, the second shaft, the rotating shaft and the connecting shaft. 9 . 9 . The playpen of claim 1 , wherein when the locking mechanism is in a locked state, both the first link and the second link extend in a horizontal direction. 10 . 10. The playpen according to any one of claims 1 to 9, wherein the playpen further comprises a cloth cover arranged on the surrounding frame, the cloth cover at least has a bottom pad, and the first The lower part of the enclosure rod or the lower part of the second enclosure rod is fixed with a connecting piece, the connecting piece is provided with a guide hole therethrough, and a connecting belt is slidably passed through the guide hole, and the connecting belt is in the form of a closed ring , and at least a part of the connecting strip along the length direction is fixedly connected to the bottom of the bottom pad.