CN210383386U - Game enclosure frame upper frame and child game enclosure frame - Google Patents

Abstract

A game enclosure frame upper frame and a child game enclosure frame, wherein an enclosure rod assembly of the game enclosure frame upper frame comprises two enclosure frame rods, a middle component and an upper frame locking device arranged between the two enclosure frame rods, the other end of each enclosure frame rod and the middle component can be movably and rotatably arranged, the upper frame locking device comprises two rotating seats which are respectively arranged at the other end of the enclosure frame rod in a sliding manner along the length direction of the enclosure frame rod, two upper frame lock tongues which are respectively fixed on the corresponding rotating seats, a lock catch which can be movably arranged on the middle component and an elastic resetting mechanism which controls the reset of the lock catch, each rotating seat is respectively and rotatably connected with the corresponding side part of the middle component around a top shaft, the two enclosure frame rods are relatively far away from each other to enable the upper frame locking device to be positioned under a locking position, when the two enclosure frame rods of each group are relatively close to each other, the upper frame locking device is switched from the locking position to, the structure is simple, and the manufacture and the operation are more convenient.

Description

Game enclosure frame upper frame and child game enclosure frame

Technical Field

The utility model relates to a frame and children's recreation encloses frame on recreation encloses frame.

Background

The game enclosure frame upper frame comprises a plurality of upper frame corner joints and enclosure rod assemblies respectively arranged between two adjacent upper frame corner joints, each enclosure rod assembly comprises two enclosure rod bodies which are positioned at the left side part and the right side part and one end part of each enclosure rod body is respectively and rotatably arranged with the corresponding upper frame corner joint, and an intermediate member positioned between the other end parts of the two enclosure rod bodies, an upper frame locking device is arranged between the intermediate member and the other end parts of the two enclosure rod bodies, the upper frame locking device is provided with a locking position and an unlocking position, when the upper frame locking device is positioned at the locking position, the two enclosure rod bodies are relatively laid and unfolded, and when the upper frame locking device is positioned at the unlocking position, the intermediate member is allowed to move downwards and the two enclosure rod bodies are relatively combined and drawn together.

In the prior art, there are two general methods for unlocking the upper frame locking device:

firstly, install an unblock button on every upper ledge locking device, have a plurality of upper ledge locking device on the upper ledge, all through manual pushing the unblock, the operation is more troublesome, can't accomplish to enclose whole recreation and carry the effect of folding up promptly of frame lower part.

And secondly, each upper frame locking device is connected with the lower frame at the bottom through a traction cable, when the lower frame is lifted upwards, the traction cable is driven, so that the traction cable drags the corresponding upper frame locking device to control the unlocking of the upper frame locking device, the effect of folding the game enclosure frame when the game enclosure frame is lifted can be achieved, but a plurality of traction cables are required to be respectively inserted into the corresponding game enclosure frame upright rods and the corresponding enclosure frame rods, and the installation is complicated.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a frame on recreation enclosure frame.

In order to solve the technical problem, the utility model discloses a technical scheme is: a game enclosure frame comprises a plurality of upper frame corner joints and enclosure rod assemblies respectively arranged between two adjacent upper frame corner joints, wherein each enclosure rod assembly comprises two enclosure rod bodies which are positioned at the left side and the right side and one end of each enclosure rod body is respectively and rotatably arranged with the corresponding upper frame corner joint, and an intermediate member positioned between the other end of each enclosure rod body, an upper frame locking device is arranged between the intermediate member and the two adjacent enclosure rod bodies and provided with a locking position and an unlocking position, when the upper frame locking device is positioned at the locking position, the two enclosure rod bodies are relatively flatly laid and unfolded, when the upper frame locking device is positioned at the unlocking position, the intermediate member is allowed to move downwards, the two enclosure rod bodies are relatively combined and closed, and the upper frame locking device comprises two rotating seats which are respectively and slidably arranged at the other end of the enclosure rod bodies along the length direction of the enclosure rod bodies, The two frame surrounding rods are relatively close to and slide into the middle member to drive the corresponding lock catches, so that the upper frame locking device is switched from the locking position to the unlocking position, and the two frame surrounding rods are relatively far away from and slide out of the middle member to release the corresponding lock catches, thereby the upper frame locking device is converted from an unlocking position to a locking position, and the middle component is provided with an elastic resetting mechanism for controlling the lock catch to reset towards the position where the upper frame locking device is positioned under the locking position.

The two frame enclosing rods are relatively close to and slide into the middle member, the two frame enclosing rods are relatively far away from and slide out of the middle member, and the related sliding in and sliding out are only used for indicating the movement direction of the frame enclosing rods relative to the middle member.

In some embodiments, the two latches are respectively slidably disposed with the middle member in a left-right direction, the elastic reset mechanism includes a slider slidably disposed on the middle member in an up-down direction, the two latches are respectively slidably disposed with the slider in a left-right direction, and each latch intersects with the middle member and the two sliding tracks of the slider, respectively, when the enclosure rod drives the corresponding latch to move, the latch drives the slider to slide in the up-down direction, and the elastic reset mechanism further includes a latch elastic member urging the latch to reset in an opposite direction to the driving force of the enclosure rod.

In some embodiments, the left and right sides of the middle member are respectively provided with a positioning sliding groove, the two positioning sliding grooves are respectively straight grooves and are arranged on the middle member in a right-eight shape and are arranged on the middle member in a bilateral symmetry manner, the left and right sides of the sliding block are respectively provided with a driving sliding groove, the two driving sliding grooves are respectively straight grooves and are arranged on the sliding block in an inverted-eight shape and are arranged on the sliding block in a bilateral symmetry manner, the lock catch on each side is respectively inserted into the corresponding positioning sliding groove and the driving sliding groove, and when each enclosing frame rod drives the corresponding lock catch, the lock catch slides from one side to the other side in the corresponding positioning sliding groove and driving sliding groove.

In some embodiments, the lock spring is disposed between the slider and the intermediate member.

In some embodiments, the lower portions of the two lock catches are respectively pivoted with the left side portion and the right side portion of the middle member through corresponding turntable shafts, the elastic reset mechanism acts on a lock elastic piece between the two lock catches, the lock elastic piece deviates from the turntable shafts, the two lock catches are mutually meshed through teeth, and when the corresponding lock catches are driven by the frame enclosing rod to move, the two lock catches overcome the elastic force of the lock elastic pieces and rotate relatively synchronously to get close.

In some embodiments, the rotating seat and the frame surrounding rod are slidably disposed through a guide pin and a guide groove, when the upper frame locking device is in a locking position, an end of the upper frame locking tongue extends out of the other end of the frame surrounding rod, and when the upper frame locking device is in an unlocking position, the upper frame locking tongue slides into the other end of the frame surrounding rod.

In some embodiments, when the upper frame locking device is in the locked position, the relatively far apart tension between the two frame rails causes the upper frame locking device to be stably in the locked position.

In some embodiments, one end of each of the surround frame rods is pivotally connected to the corresponding upper frame corner joint about a top two-axis.

The to-be-solved technical problem of the utility model is to provide a children's recreation encloses frame.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a children's recreation encloses frame, includes above-mentioned arbitrary one play and encloses frame upper ledge, still includes that many upper ends are fixed respectively and is corresponding pole setting on the upper ledge corner joint, connect can folding underframe between a plurality of pole setting lower tip, be used for with the underframe locks the lower frame locking device under the expansion position, the underframe is including the center seat that is located the middle part, multiunit bottom link group that two at least sill bars constitute, every group bottom link group set up in center seat and corresponding between the pole setting, center seat upwards or downwards displacement and through every group bottom link group drives, thereby makes every the pole setting keep upright synchronous to center seat draws close or keeps away from.

In some embodiments, the center base includes an upper center group and a lower center group capable of relatively moving up and down, each of the bottom link groups includes a first bottom rod and a second bottom rod pivotally connected around a bottom axis, and a third bottom rod having one end pivotally connected to the second bottom rod around a bottom axis, the first bottom rod has one end rotatably connected to the upper center group around a bottom three axis, the second bottom rod has one end rotatably connected to the lower center group around a bottom four axis, the first bottom rod has another end rotatably connected to the lower portion of the vertical rod around a bottom five axis, the third bottom rod has another end rotatably connected to the lower portion of the vertical rod around a bottom six axis, the bottom five axes are located above the bottom six axis, and the lower frame locking device is disposed between the upper center group and the lower center group.

The scope of the present invention is not limited to the technical solutions formed by specific combinations of the above technical features, and other technical solutions formed by arbitrary combinations of the above technical features or equivalent features should be covered. For example, the above features and the technical features (but not limited to) having similar functions disclosed in the present application are mutually replaced to form the technical solution.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages: when the children game surrounding frame is unfolded and the upper frame is integrally pulled, tiled and unfolded to the maximum, the two surrounding frame rods are relatively far away from each other, so that the upper frame locking device is positioned under the locking position; and during folding and collapsing of the children game enclosure frame, two enclosure frame rods of each group are relatively close to each other, the upper frame locking device is switched to an unlocking position from a locking position, the two enclosure frame rods can be relatively combined and drawn together, the upper frame locking device is relatively far away or relatively close to each other through the two enclosure frame rods, the switching between the locking position and the unlocking position is realized, the structure is simple, and the manufacture and the operation are more convenient.

Drawings

FIG. 1 is a perspective view of an upper frame locking device (embodiment one);

FIG. 2 is a schematic view of the inner structure of the upper frame locking device in the locked position (embodiment one);

FIG. 3 is a schematic view of the locking device of the upper frame in an unlocked position with the internal structure engaged (embodiment one);

FIG. 4 is a schematic view of the upper frame locking device folded (embodiment one);

FIG. 5 is a perspective view of the upper frame locking device (embodiment II);

FIG. 6 is a schematic view showing the inner structure of the upper frame locking device in the locked position (embodiment II);

FIG. 7 is a schematic view showing the folding of the upper frame locking means (embodiment II);

FIG. 8 is a schematic side view of an embodiment of a child play enclosure;

FIG. 9 is a perspective view of an embodiment of a child game enclosure with an upper frame omitted;

FIG. 10 is a perspective view of a second embodiment of the child game enclosure without the upper frame;

wherein: 1. an upper frame; 10. a boom assembly; 11. a frame enclosing rod; 12. an intermediate member; 13. an upper frame corner joint; s1, ejecting a shaft; s2, a top biaxial; 100. an upper frame locking device; 101. a lock tongue of the upper frame; 102. a rotating seat; 103. a guide pin; 104. a bolt elastic member; 111. locking; 112. a slider; 113. a lock spring; 114. positioning the chute; 115. a drive chute; 121. locking; 122. a turntable shaft; 123. 2, a vertical rod; 3. a lower frame; 30. a bottom linkage; 31. a first bottom bar; 32. a second bottom bar; 33. a third bottom bar; 34. a center seat; 35. an upper center group; 36. a lower center group; 301. an upper socket; 302. a lower frame lock tongue; 303. a control member; 304. locking the elastic member; 305. a lower cannula; 306. locking the opening; x1, bottom axis; x2, bottom biaxial; x3, bottom triaxial; x4, bottom four-axis; x5 and bottom five shafts; x6, bottom six axes.

Detailed Description

The child play enclosure, as shown in fig. 8-10, generally includes four vertical rods 2 having upper frame corner joints 13 and lower frame corner joints 37, respectively, a foldable upper frame 1 connected between the plurality of upper frame corner joints 13, a foldable lower frame 3 connected between the plurality of lower frame corner joints 37, and an upper frame locking device 100 for locking the upper frame 1 in an unfolded position. Fig. 8-10 include two general configurations of child play enclosures. The details are as follows.

As shown in fig. 1 to 4, 8 and 9, the first embodiment of the game enclosure upper frame includes four sets of enclosure rod assemblies 10 respectively disposed between four upper frame corner joints 13, each set of enclosure rod assemblies 10 includes two enclosure rod 11 located at the left and right sides and having one end respectively pivoted to the corresponding upper frame corner joint 13 about the top biaxial S2, and further includes an intermediate member 12 located between the other ends of the two enclosure rod 11.

The upper frame locking device 100 includes two rotating seats 102 slidably disposed at the other end of the surrounding frame rod 11, two upper frame locking tongues 101 integrally formed on the two rotating seats 102, and two locking catches 111 slidably disposed on the middle member 12, wherein each rotating seat 102 is pivotally connected to a corresponding side of the middle member 12 about a top axis S1, i.e., the other end of each surrounding frame rod 11 is pivotally connected to a corresponding side of the middle member 12 about a top axis S1.

The left side and the right side of the middle component 12 are respectively provided with a positioning sliding chute 114, the two positioning sliding chutes 114 are respectively straight chutes and are arranged on the middle component 12 in a right-left symmetry manner, and each lock catch 111 is inserted into the corresponding positioning sliding chute 114.

The upper part of the rotating seat 102 is positioned in the tube cavity of the surrounding frame rod 11 and is arranged to slide with the surrounding frame rod 11 through the guide pin 103, when the child game surrounding frame is unfolded, the upper frame is wholly pulled, tiled and unfolded to the maximum, the two surrounding frame rods are relatively far away, the end part of the upper frame lock tongue 101 extends out of the surrounding frame rod 11, the lock catch 111 is matched with the upper frame lock tongue 101 so as to prevent the upper frame lock tongue 101 from moving downwards around the top shaft S1, in the folding and collapsing process of the child game surrounding frame, each group of two surrounding frame rods are relatively close, namely the surrounding frame rod 11 extends into the middle member 12, the upper frame lock tongue 101 is fixed at the position limited by the top shaft S1, therefore, the lock catch 111 slides into the surrounding frame rod 11, is deviated from the upper frame lock tongue 101 under the abutting of the surrounding frame rod 11, the upper frame lock device 100 is switched from the locking position to the unlocking position, thereby allowing the upper frame lock tongue 101 to move downwards around the top shaft S1, thereby allowing the intermediate member 12 to move downwardly and the two stile poles 11 to merge relatively close together.

A bolt elastic piece 104 for promoting the upper frame bolt 101 to slide into the frame enclosing rod 11, namely, the frame enclosing rod 11 extends into the middle component 12 is arranged between the rotating seat 102 and the frame enclosing rod 11, so that the folding is easier.

The intermediate member 12 is provided with an elastic return mechanism for controlling the return of the corresponding lock 111. The elastic force of the elastic reset mechanism is opposite to the driving force of the surrounding frame rod 11.

The elastic reset mechanism comprises a slide block 112 which is arranged on the intermediate member 12 in a sliding way along the up-down direction, a guide pin is fixed in the middle of the intermediate member 12, a guide groove which extends up and down is arranged on the slide block 112, and the guide pin is inserted into the guide groove. The left side and the right side of the sliding block 112 are respectively provided with a driving sliding groove 115, the two driving sliding grooves 115 are respectively straight grooves and are arranged on the sliding block 112 in an inverted splayed bilateral symmetry manner, the lock catch 111 on each side is respectively inserted into the corresponding driving sliding groove 115, and the center lines of the positioning sliding groove 114 and the driving sliding groove 115 are intersected. The elastic return mechanism further includes a lock elastic member 113 urging the lock catch 111 to return against the driving force of the frame rail 11, the lock elastic member 113 being disposed between the slider 112 and the intermediate member 12.

When the two frame surrounding rods 11 are relatively close to each other, the corresponding lock catches 111 are driven to move away from the upper frame lock tongue 101, and each lock catch 111 simultaneously moves in the corresponding positioning slide groove 114 and the corresponding driving slide groove 115, and slides from one side of the groove to the other side, so that the slide block 112 is driven to slide upwards, the upper frame lock tongue 101 is allowed to move downwards around the top shaft S1, the middle member 12 is allowed to move downwards, the two frame surrounding rods 11 are relatively combined and close together, and the lock catches 111 and the upper frame lock tongue 101 are reset. On the contrary, when the two surrounding frame rods 11 are unfolded, the two surrounding frame rods 11 are relatively pulled apart, at this time, the upper frame locking tongues 101 are in the pop-up state, and when the upper frame locking tongues 101 reset and rotate around the top axis S1, the upper frame locking tongues 101 push the corresponding locking catches 111, respectively drive the corresponding locking catches 111 to move and give way, the two surrounding frame rods 11 are flatly unfolded, the locking catches 111 reset, and the upper frame locking device 100 is in the locking position.

Regarding the upper frame of the game frame, the second embodiment differs from the first embodiment in that the upper frame locking device 100, as shown in fig. 5-7, the upper frame locking device 100 includes two rotating bases 102 slidably disposed at the other end portion along the length direction of the frame rod 11, two upper frame locking tongues 101 fixed to the corresponding rotating bases 102, two locking hooks 121 rotatably disposed on the middle member 12 around the turntable shafts 122, respectively, such that the two locking hooks 121 have locking elastic members 123 moving toward the corresponding upper frame locking tongues 101 to be engaged therewith, respectively, and each rotating base 102 is rotatably connected to the corresponding side portion of the middle member 12 around the top shaft S1, respectively.

Each frame surrounding rod 11 is a pipe fitting, each upper frame locking tongue 101 is arranged in the pipe cavity of the frame surrounding rod 11, each rotating seat 102 is sleeved on the frame surrounding rod 11, the upper frame locking tongue 101 and the rotating seat 102 are fixed into a whole through a guide pin 103, and a locking tongue elastic piece 104 is arranged between the upper frame locking tongue 101 and the frame surrounding rod 11 and helps the frame surrounding rod 11 to slide into the middle component 12. A guide groove is formed in the other end of the frame surrounding rod 11 along the length direction of the frame surrounding rod, the guide pin 103 is located in the guide groove, when the upper frame locking device 100 is located at the locking position, the end of the upper frame locking tongue 101 extends out of the tube cavity of the frame surrounding rod 11, when the upper frame locking device 100 is changed to the unlocking position, the end of the upper frame locking tongue 101 retracts into the tube cavity of the frame surrounding rod 11, and the frame surrounding rod 11 slides into the middle member 12.

The upper frame locking device 100 is in the locking position, and the matching position of the lock catch 121 and the upper frame lock tongue 101 is located right above the connecting line of the center of the top shaft S1 and the center of the turntable shaft 122.

The two lock catches 121 are eccentric turntables respectively, and a cam and groove meshing structure which enables the two lock catches 121 to rotate synchronously and oppositely is arranged between the two lock catches 121. A limiting mechanism for limiting the moving range of the lock 121 is disposed between the lock 121 and the middle member 12, and the limiting mechanism is usually in a form of abutting by molding, in this embodiment, the lower portions of the two locks 121 abut against each other, or the lock 121 and the middle member 12 abut against each other.

When the upper frame locking device 100 is in the locking position, the relatively far-away tension between the two surrounding frame rods 11 makes the upper frame locking device 100 stably in the locking position, the two surrounding frame rods 11 overcome the elastic force of the bolt elastic piece 104 under the relatively far-away tension to be straightened and spread flatly, the upper frame bolt 101 extends out of the surrounding frame rods under the traction of the top shaft S1, and the lock catch 121 abuts against the upper frame bolt 101 to prevent the upper frame bolt 101 from moving downwards around the top shaft S1. When each set of two frame surrounding rods 11 are relatively close to each other, the frame surrounding rods 11 slide into the middle member 12, that is, the upper frame lock tongue 101 retracts into the frame surrounding rods 11, the frame surrounding rods 11 respectively overcome the elastic force of the lock elastic member 123 to drive the corresponding lock catches 121, and because the game frame upper frame is folded, the middle member 12 arches, so that the lock catches 121 are respectively forced to deviate from the corresponding upper frame lock tongues 101, and then the upper frame lock tongues 101 are allowed to move downwards around the top shaft S1. Thereby, the corresponding upper frame locking device 100 is switched from the locking position to the unlocking position, the middle member 12 is allowed to move downwards, the frame enclosing rods 11 can rotate around the top shaft S1, and the two frame enclosing rods 11 are relatively merged and close.

Involving a relatively far apart tension between the two surround bars 11. The tension is configured by the whole game enclosure frame, the four upright rods 2 are kept upright, and each enclosure frame rod 11 is in a proper length size, so that the game enclosure frame is pulled away from the enclosure frame rods 11 when unfolded, the straightened tension is generated when the game enclosure frame is relatively far away, and the upper frame locking mechanism is automatically locked.

In order to keep the four uprights 2 upright, mainly depending on the lower frame 3 of the children's play enclosure, the lower frame 3 comprises a central seat 34 in the middle, a plurality of groups of bottom linkages 30 consisting of at least two bottom rods, each group of bottom linkages 30 being arranged between the central seat 34 and a respective upright 2, so that a linkage is formed between each group of bottom linkages and the central seat 34, the uprights 2. The central seat 34 is displaced upwards or downwards, and each upright 2 can be driven to move towards or away from the central seat 34 by each group of bottom connecting rods 30 synchronously.

In the first embodiment of the lower frame 3, as shown in fig. 8 and 9, the center base 34 includes an upper center group 35 and a lower center group 36 capable of relatively moving up and down, and the upper center group 35 and the lower center group 36 are detachable, and can approach along a vertical line and depart from the vertical line after being detached due to the symmetrical function of the surrounding bottom link group 30.

Each bottom link group 30 comprises a first bottom rod 31 and a second bottom rod 32 which are pivotally connected around a bottom axis X1, and a third bottom rod 33 with one end part pivotally connected with the second bottom rod 32 around a bottom two axis X2, wherein one end part of the first bottom rod 31 is rotationally connected with an upper central group 35 around a bottom three axis X3, one end part of the second bottom rod 32 is rotationally connected with a lower central group 36 around a bottom four axis X4, the other end part of the third bottom rod 33 is rotationally connected with the upper part of a lower frame corner joint 37 around a bottom five axis X5, and the other end part of the first bottom rod 31 is rotationally connected with the lower part of the lower frame corner joint 37 around a bottom six axis X6. A deformable triangular mechanism is formed between each group of bottom connecting rod group and the upper center group and the lower center group, and a deformable four-connecting rod mechanism is formed between each group of bottom connecting rod group and the upright rods, when the child game enclosure frame is in the unfolding position, the upper center group is leaned against the lower center group, the lower frame structure is in the unique unfolding stable state, and in the state, the four upright rods 2 are kept upright, so that a foundation that tension is generated when the enclosure frame rods 11 in the same group are relatively far away is formed; when the upper center group moves upwards relatively to the lower center group, the triangular mechanism and the four-bar mechanism deform simultaneously, so that the upright posts can be kept to be synchronously drawn close to the center, and the surrounding frame rods 11 of the same group are also relatively drawn close, so that the whole game surrounding frame is folded and folded.

The child game enclosure is in the unfolded position, the upper center group 35 and the lower center group 36 are abutted up and down under the action of gravity, and the lower frame 3 is unfolded even if not locked. However, for safety and stability, a lower frame locking device is disposed between the upper center group 35 and the lower center group 36. The locking scheme can be varied, as long as the upper center group 35 and the lower center group 36 can be easily and non-disengageably locked. In this embodiment, as shown in fig. 5, the lower frame locking device includes an upper socket 301 extending downward from the upper center group 35, a lower frame locking tongue 302 slidably disposed on the upper socket 301 only along the horizontal direction, and a control member 303 slidably disposed in the upper socket 301 only along the up-down direction, the control member 303 and the lower frame locking tongue 302 are slidably engaged along the inclined line, the lower frame locking device further includes a lower insertion tube 305 extending upward from the lower center group 36 and capable of being inserted into the upper socket 301, the lower insertion tube 305 is provided with a locking opening 306, and the upper socket 301 is provided with a locking elastic member 304 for allowing the lower frame locking tongue 302 to pop up and be inserted into the lower frame locking tongue 302. When the lock is locked, the lower frame locking tongue 302 is ejected and inserted into the locking notch 306, and when the control member 303 is pulled upwards by overcoming the elastic force of the locking elastic member 304, the lower frame locking tongue 302 retracts inwards to unlock under the oblique action. Not shown, the lower frame locking device may also be configured such that an elastic hook is rotatably provided on the upper center group 35, a locking ring is provided outside the lower center group 36, and the elastic hook is locked when the elastic hook is hooked on the locking ring, so that the upper center group 35 and the lower center group 36 are integrally formed.

As shown in fig. 10, the second embodiment of the lower frame 3 of the child game enclosure frame differs from the first embodiment of the lower frame 3 in that the bottom linkage 30 is connected differently, one end of the first bottom rod is connected with the upper center group 35 in a rotating manner around a bottom three-axis, one end of the second bottom rod is connected with the lower center group 36 in a rotating manner around a bottom four-axis, the other end of the first bottom rod is connected with the upper portion of the lower frame corner joint 37 in a rotating manner around a bottom five-axis, and the other end of the third bottom rod is connected with the lower portion of the lower frame corner joint 37 in a rotating manner around a bottom six-axis. But similarly, a deformable triangular mechanism is formed between each group of bottom connecting rod group and the upper central group and the lower central group, and a deformable four-connecting rod mechanism is formed between the bottom connecting rod group and the vertical rods, when the child game enclosure is in the unfolding position, the upper central group is close to the lower central group, the lower frame structure is in the unique unfolding stable state, and in the state, the four vertical rods 2 are kept upright, so that a foundation for generating tension when the enclosure rods 11 in the same group are relatively far away is formed.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (10)

1. A game enclosure frame upper frame comprises a plurality of upper frame corner joints (13), enclosure rod assemblies (10) respectively arranged between two adjacent upper frame corner joints (13), each set of enclosure rod assemblies (10) comprises two enclosure rods (11) which are positioned at the left side and the right side and one end of each enclosure rod assembly is respectively and rotatably arranged with the corresponding upper frame corner joint (13), and a middle member (12) positioned between the other ends of the two enclosure rods (11), an upper frame locking device (100) is arranged between the middle member (12) and the two adjacent enclosure rods (11), the upper frame locking device (100) is provided with a locking position and an unlocking position, when the upper frame locking device (100) is positioned under the locking position, the two enclosure rods (11) are relatively laid and unfolded, when the upper frame locking device (100) is positioned under the unlocking position, the middle member (12) is allowed to move downwards, and the two enclosure rods (11) are relatively combined and closed, the method is characterized in that: the upper frame locking device (100) comprises two rotating seats (102) which are respectively arranged at the other end part of a frame surrounding rod (11) in a sliding manner along the length direction, two upper frame locking tongues (101) which are respectively fixed on the corresponding rotating seats (102), and two lock catches which are respectively movably arranged on the middle member (12), wherein each rotating seat (102) is respectively connected with the corresponding side part of the middle member (12) in a rotating manner around a top shaft (S1), when the upper frame locking device (100) is in a locking position, the lock catches are matched with the upper frame locking tongues (101) so as to prevent the upper frame locking tongues (101) from moving downwards around the top shaft (S1), when the upper frame locking device (100) is in an unlocking position, the lock catches are deviated from the upper frame locking tongues (101) so as to allow the upper frame locking tongues (101) to move downwards around the top shaft (S1),

the two frame surrounding rods (11) are relatively close to and slide into the middle member (12) to drive the corresponding lock catches, so that the upper frame locking device (100) is switched from the locking position to the unlocking position, the two frame surrounding rods (11) are relatively far away from and slide out of the middle member (12) to release the corresponding lock catches, so that the upper frame locking device (100) is switched from the unlocking position to the locking position, and the middle member (12) is provided with an elastic resetting mechanism for controlling the lock catches to reset towards the position where the upper frame locking device (100) is located under the locking position.

2. The game surround frame of claim 1, wherein: the two lock catches are respectively arranged with the middle component (12) in a left-right sliding mode, the elastic reset mechanism comprises a sliding block (112) which is arranged on the middle component (12) in a sliding mode along the up-down direction, the two lock catches are respectively arranged with the sliding block (112) in a left-right sliding mode, the lock catches on each side are respectively intersected with two sliding track lines of the middle component (12) and the sliding block (112), when the corresponding lock catch driven by the frame surrounding rod (11) moves, the lock catches drive the sliding block (112) to slide along the up-down direction, and the elastic reset mechanism further comprises a lock elastic piece which is opposite to the driving force of the frame surrounding rod (11) and enables the lock catches to reset.

3. The game surround frame of claim 2, wherein: the middle component (12) is provided with positioning sliding grooves (114) on the left side and the right side respectively, the two positioning sliding grooves (114) are straight grooves and arranged on the middle component (12) in a regular splayed bilateral symmetry manner, the left side and the right side of the sliding block (112) are provided with driving sliding grooves (115) respectively, the two driving sliding grooves (115) are straight grooves and arranged on the sliding block (112) in an inverted splayed bilateral symmetry manner, the lock catch on each side is inserted into the corresponding positioning sliding groove (114) and the driving sliding groove (115), and when each frame enclosing rod (11) drives the corresponding lock catch, the lock catch slides from one side to the other side in the corresponding positioning sliding groove (114) and the driving sliding groove (115) simultaneously.

4. The game surround frame of claim 2, wherein: the lock spring is disposed between the slider (112) and the intermediate member (12).

5. The game surround frame of claim 1, wherein: two the hasp lower part respectively with the left and right sides portion of intermediate member (12) is through corresponding carousel axle (122) looks pivot connection, elasticity canceling release mechanical system is for acting on two lock elastic component between the hasp, lock elastic component skew carousel axle (122), two through tooth intermeshing between the hasp, work as when enclosing frame pole (11) drive corresponding hasp removal, two the hasp is overcome lock elastic component's elastic force relative synchronous rotation draws close.

6. The game surround frame of claim 1, wherein: the rotating seat (102) and the frame surrounding rod (11) are arranged in a sliding mode through a guide pin (103) and a guide groove, when the upper frame locking device (100) is located at a locking position, the end portion of the upper frame lock tongue (101) extends out of the other end portion of the frame surrounding rod (11), the upper frame locking device (100) is located at an unlocking position, and the upper frame lock tongue (101) slides into the other end portion of the frame surrounding rod (11).

7. The game surround frame of claim 1, wherein: when the upper frame locking device (100) is in the locking position, the tension relatively far away between the two frame surrounding rods (11) enables the upper frame locking device (100) to be stably positioned in the locking position.

8. The game surround frame of claim 1, wherein: one end of each frame enclosing rod (11) is respectively pivoted with the corresponding upper frame corner joint (13) around a top biaxial (S2).

9. A children's playing surround comprising an upper frame of the playing surround of any one of claims 1 to 8, characterized in that: the foldable frame comprises a plurality of upright rods (2) with upper ends respectively fixed on corresponding upper frame corner joints (13), a foldable lower frame (3) connected among the lower ends of the upright rods (2), and a lower frame locking device used for locking the lower frame (3) at an unfolding position, wherein the lower frame (3) comprises a central seat (34) positioned in the middle and a plurality of groups of bottom connecting rod groups (30) consisting of at least two bottom rods, each group of bottom connecting rod groups (30) is arranged between the central seat (34) and the corresponding upright rods (2), and the central seat (34) moves upwards or downwards and is driven by each group of bottom connecting rod groups (30), so that each upright rod (2) keeps vertical and is synchronously close to or far away from the central seat (34).

10. The children's play enclosure of claim 9, wherein: the central seat (34) comprises an upper central group (35) and a lower central group (36) which can be relatively displaced up and down, each bottom connecting rod group (30) comprises a first bottom rod and a second bottom rod which are pivoted around a bottom shaft, and a third bottom rod of which one end is pivoted with the second bottom rod around a bottom shaft, one end part of the first bottom rod is rotationally connected with the upper center group (35) around a bottom three-axis, one end part of the second bottom rod is rotationally connected with the lower center group (36) around a bottom four-axis, the other end of the first bottom rod is connected with the lower part of the vertical rod (2) in a rotating way around a bottom five shaft, the other end of the third bottom rod is rotationally connected with the lower part of the vertical rod (2) around a bottom six-axis, the bottom five shafts are positioned above the bottom six shafts, and the lower frame locking device is arranged between the upper center group (35) and the lower center group (36).

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