CN117045076A

CN117045076A - Portable children game bed

Info

Publication number: CN117045076A
Application number: CN202310954862.7A
Authority: CN
Inventors: 黄涛
Original assignee: Hanchuan Kuailebaobei Children's Products Co ltd
Current assignee: Hanchuan Kuailebaobei Children's Products Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2023-11-14

Abstract

The invention discloses a portable child play yard which comprises four groups of upright posts and a folding driving device, wherein short guard bars with foldable middle parts are arranged between the tops of the upright posts on the left side and the right side, long guard bars with foldable middle parts are arranged between the tops of the upright posts on the front side and the rear side, the ends of the short guard bars and the long guard bars are movably connected with the tops of the upright posts through first hinge assemblies, upper connecting rods and lower connecting rods are arranged between the periphery of the folding driving device and the four groups of upright posts, one ends of the upper connecting rods and the lower connecting rods are movably connected with the folding driving device, and upright post bases are arranged at the bottoms of the upright posts. The portable child game bed disclosed by the invention has the advantages that the linkage between the first hinge assembly and the second hinge assembly is completed through the arranged pull rod, so that the problem that the folding function of the traditional bed body is completed by using a large number of pull ropes is solved, and the bed body disclosed by the invention has the advantages of good stability and convenience in folding and unfolding operations.

Description

Portable children game bed

Technical Field

The invention belongs to the technical field of child play beds, and particularly relates to a portable child play bed.

Background

The prior Chinese patent application with the application number of CN201310306550.1 as { a child entertainment bed } discloses a structure, which comprises four supporting legs and a central control device, wherein an upper connecting rod and a lower connecting rod are hinged on the inner side of the lower part of each supporting leg, an upper supporting beam is hinged between the upper ends of two adjacent supporting legs, a beam folding joint is arranged in the middle of the upper supporting beam, an upper folding mechanism is arranged between each supporting leg and the upper supporting beam, a lower folding mechanism is arranged between the outer ends of the upper connecting rod and the lower connecting rod, the inner ends of the upper connecting rod and the lower connecting rod are connected with the bottom central control device and are driven by the bottom central control device to fold and unfold, and the beam folding joint, the lower folding mechanism and the upper folding mechanism are driven by the upper connecting rod and the lower connecting rod to fold and unfold. The children entertainment bed has the defects that 24 pull ropes in total are required to be arranged, namely an unfolding pull rope, a folding pull rope and a cross beam pull rope, the manufacturing process is complicated, and the maintenance is extremely inconvenient after the pull ropes are broken. The invention aims to overcome the defects of the prior art and provide the child game bed which has good stability, is convenient to fold and unfold and does not need a pull rope.

Disclosure of Invention

The present invention is directed to a portable child play yard to solve the above-mentioned problems.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a portable children's recreation bed, includes four sets of stands and folding drive arrangement, the left and right sides all be provided with the folding short guard bar in middle part between the top of stand, both sides all be provided with the folding long guard bar in middle part between the top of stand, the short guard bar with the tip of long guard bar all through first articulated assembly with the top swing joint of stand, folding drive arrangement all be provided with connecting rod and lower connecting rod between four sets of the stand all around, the connecting rod with the one end of lower connecting rod with folding drive arrangement swing joint, the bottom of stand is provided with the stand base, the connecting rod with the top swing joint of stand base, the other end of lower connecting rod through second articulated assembly with stand base swing joint, first articulated assembly with pass through pull rod transmission connection between the second articulated assembly.

Preferably, a first hinging seat used for folding is arranged at the middle position of the short guard bar, and a second hinging seat used for folding is arranged at the middle position of the long guard bar.

Preferably, the first hinge assembly comprises a pull rod connecting piece, a column inner sleeve, an inner sleeve iron sheet, a locking piece III, an inner sliding connecting piece, a locking piece IV, a locking piece V and a locking piece VI, wherein the column inner sleeve is fixedly connected with the column, the inner sliding connecting piece, the inner sleeve iron sheet and the column inner sleeve are connected through a C8 shaft and a C9 shaft, the locking piece V is connected with the inner sleeve iron sheet through a C3 shaft, one end of the long protection rod or the short protection rod is connected with the inner sleeve iron sheet through a C7 shaft, the locking piece III is connected with the pull rod connecting piece through a C1 shaft, the locking piece IV is connected with the inner sliding connecting piece through a C2 shaft, the locking piece IV is connected with the locking piece V through a C4 shaft, the locking piece V is connected with the locking piece VI through a C5 shaft, and the locking piece VI is connected with the long protection rod or the short protection rod through a C6 shaft.

Preferably, a top cover of the upright post is sleeved between the top of the upright post and the connection part of the long guard bar and the short guard bar.

Preferably, the folding driving device comprises a base, a base top cover, a base handle, a base central tube, a fixed clamping seat, a boss and a groove, wherein the base top cover is arranged at the top of the base, one end of the upper connecting rod is hinged with the base, one end of the lower connecting rod is hinged with the base through the fixed clamping seat, the base central tube is rotationally arranged at the central position of the base, the base handle is rotationally arranged at the top end of the base central tube, the groove is formed in the base central tube, the boss is fixedly arranged at one end of the fixed clamping seat, and the boss is spliced in the groove.

Preferably, the boss and the groove are symmetrically provided with two groups, and the two groups of bosses and the two groups of grooves are symmetrically arranged on two sides of the base central tube.

Preferably, the upper surface of base top cap has seted up and has accomodate the groove, the both ends of base handle through the pivot with the base center tube rotates to be connected, just the base handle sets up accomodate the inslot.

Preferably, two sides of the base are provided with side connecting rods, and one ends of the side connecting rods are movably connected with the base through locking plates II.

Preferably, the second hinge assembly comprises a connecting sheet, a swinging rod, a sliding pin and a sliding groove, wherein one end of the connecting sheet is fixedly connected with one end of the lower connecting rod, the sliding groove is formed in the other end of the connecting sheet, the connecting sheet is rotationally connected with the upright base through a fixing pin A2, one end of the swinging rod is rotationally connected with the bottom end of the pull rod through a fixing pin A3, the middle position of the swinging rod is rotationally connected with the upright base through a fixing pin A1, the sliding pin is fixedly arranged at the other end of the swinging rod, and the sliding pin is slidably arranged in the sliding groove.

Preferably, the bottom of the upright post base is rotatably provided with a pulley.

Compared with the prior art, the invention has the beneficial effects that:

according to the folding bed, the short guard bar and the long guard bar are movably connected with the upright post through the first hinge assembly, one ends of the upper connecting rod and the lower connecting rod are movably connected with the folding driving device, the upper connecting rod is movably connected with the top of the upright post base, the other ends of the lower connecting rod are movably connected with the upright post base through the second hinge assembly, and meanwhile, the first hinge assembly and the second hinge assembly are in transmission connection through the pull rod, so that the bed body can be driven to fold or unfold when the folding driving device moves up and down, and in addition, the linkage between the first hinge assembly and the second hinge assembly is completed through the set pull rod, so that the problem that a large amount of pull ropes are required to be used for completing the folding function of the bed body in the traditional bed body is avoided, and the folding bed body has the advantages of being good in stability and convenient to fold and unfold.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the folding process of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the folded structure of FIG. 1 according to the present invention;

FIG. 4 is a perspective view of the present invention with the top covers of the four posts removed in FIG. 1;

FIG. 5 is a perspective view of the column and column base of FIG. 4 with half broken away according to the present invention;

FIG. 6 is a perspective view of the folding drive device of FIG. 1 with one set of links, one set of short guard bars, one set of long guard bars, a column base, and the present invention retained therein;

FIG. 7 is a schematic view of the column and column base of FIG. 6 with half broken away;

FIG. 8 is a schematic view of the structure of the connecting rod, the upright post base and the folding driving device of FIG. 7 when the connecting rod, the upright post base and the folding driving device are moved to different positions in the folding process;

FIG. 9 is a schematic view of the elongated guard bar of FIG. 7 partially extended in accordance with the present invention;

FIG. 10 is a schematic view of the long guard bar of FIG. 7 during a folding process according to the present invention;

FIG. 11 is a schematic view of the long guard bar of FIG. 7 after being partially folded;

FIG. 12 is an enlarged view of the extended A portion of the guard bar of the present invention;

FIG. 13 is an enlarged view of the portion A during folding of the guard bar according to the present invention;

FIG. 14 is an enlarged view of the portion A after the folding of the guard bar according to the present invention;

FIG. 15 is an enlarged view of the extended B portion of the guardrail of the present invention;

FIG. 16 is an enlarged view of section B of the guardrail of the present invention during folding;

FIG. 17 is an enlarged view of the B portion (concealing the post internal fasteners) during folding of the guardrail of the present invention;

FIG. 18 is an enlarged view of the B portion of the guardrail of the present invention after folding;

FIG. 19 is an exploded view of the part of FIG. 15 in accordance with the present invention;

FIG. 20 is a view showing the folding driving apparatus and the upper and lower links of the present invention fully extended;

FIG. 21 is a cross-sectional view taken along the direction E in FIG. 20 in accordance with the present invention;

FIG. 22 is an enlarged view of FIG. 21 at C in accordance with the present invention;

fig. 23 is an external view of the folding driving apparatus of the present invention.

In the figure: 1. a column; 2. a folding driving device; 21. a base; 22. a base top cover; 23. a base handle; 24. a base central tube; 25. a fixing clamping seat; 26. a boss; 27. a groove; 28. a storage groove; 29. a side link; 210. a second locking plate; 3. a short guard bar; 4. a long guard bar; 5. a first hinge assembly; 51. a pull rod connecting piece; 52. an upright post inner sleeve; 53. an inner sleeve iron sheet; 54. a third locking plate; 55. an inner slide connection; 56. a locking plate IV; 57. a fifth locking plate; 58. a locking plate six; 6. an upper connecting rod; 7. a lower connecting rod; 8. a column base; 9. a second hinge assembly; 91. a connecting sheet; 92. swing rod; 93. a sliding pin; 94. a sliding groove; 95. a fixing pin A2; 96. a fixing pin A3; 97. a fixing pin A1; 10. a pull rod; 11. a first hinge base; 12. the second hinge seat; 13. a column top cover; 14. and (3) a pulley.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-22, the present invention provides a technical solution: the utility model provides a portable children's recreation bed, includes four sets of stands 1 and folding drive arrangement 2, both sides all be provided with the folding short guard bar 3 in middle part between the top of stand 1, both sides all be provided with the folding long guard bar 4 in middle part between the top of stand 1 around, short guard bar 3 with the tip of long guard bar 4 all through first hinge assembly 5 with the top swing joint of stand 1, folding drive arrangement 2 all be provided with connecting rod 6 and lower connecting rod 7 around with four sets of between stand 1, go up connecting rod 6 with the one end of lower connecting rod 7 with folding drive arrangement 2 swing joint, the bottom of stand 1 is provided with stand base 8, go up connecting rod 6 with the top swing joint of stand base 8, the other end of lower connecting rod 7 pass through second hinge assembly 9 with stand base 8 swing joint, first hinge assembly 5 with pass through pull rod 10 transmission connection between the second hinge assembly 9.

In this embodiment, preferably, in order to facilitate folding at the middle position of the short guard bar 3 and the long guard bar 4, a first hinge seat 11 for folding is disposed at the middle position of the short guard bar 3, and a second hinge seat 12 for folding is disposed at the middle position of the long guard bar 4.

In this embodiment, preferably, the first hinge assembly 5 includes a pull rod connecting member 51, a column inner sleeve 52, an inner sleeve iron piece 53, a third lock piece 54, an inner slide connecting member 55, a fourth lock piece 56, a fifth lock piece 57 and a sixth lock piece 58, where the column inner sleeve 52 is fixedly connected to the column 1, the inner slide connecting member 55, the inner sleeve iron piece 53 and the column inner sleeve 52 are connected through a C8 shaft and a C9 shaft, the fifth lock piece 57 and the inner sleeve iron piece 53 are connected through a C3 shaft, one end of the long protection rod 4 or the short protection rod 3 is connected with the inner sleeve iron piece 53 through a C7 shaft, the third lock piece 54 is connected with the pull rod connecting member 51 through a C1 shaft, the fourth lock piece 56 is connected with the inner slide connecting member 55 through a C2 shaft, the fourth lock piece 56 is connected with the fifth lock piece 57 through a C4 shaft, the fifth lock piece 57 is connected with the sixth lock piece 58 through a C5 shaft, and the sixth lock piece 58 is connected with the long protection rod 4 or the short protection rod 3 through a C6 shaft; the pull rod 10 moves upwards to drive the pull rod connecting piece 51 to slide upwards, and then the C1 shaft drives the third locking plate 54 and the inner sliding connecting piece 55 to slide upwards; then the C2 shaft drives the fourth locking plate 56, the C4 shaft drives the fifth locking plate 57, the C5 shaft drives the sixth locking plate 58 and the C6 shaft drives the long guard bar 4 to move relatively as shown in FIG. 16 and FIG. 17; until the long guard bar 4 vertically drops down (one end of the short guard bar 3 is synchronously linked) as shown in fig. 18, at this time, the child play yard is in a folded state, and as shown in fig. 3, the difference between H3 and H4 is a fixed value, and both are linked together.

In this embodiment, preferably, a top cover 13 of the upright is sleeved between the top of the upright 1 and the connection between the long guard bar 4 and the short guard bar 3.

In this embodiment, preferably, the folding driving device 2 includes a base 21, a base top cover 22, a base handle 23, a base central tube 24, a fixing clamping seat 25, a boss 26 and a groove 27, where the base top cover 22 is disposed at the top of the base 21, one end of the upper link 6 is hinged with the base 21, one end of the lower link 7 is hinged with the base 21 through the fixing clamping seat 25, the base central tube 24 is rotatably disposed at the central position of the base 21, the base handle 23 is rotatably disposed at the top end of the base central tube 24, the groove 27 is disposed on the base central tube 24, the protruding block is fixedly disposed at one end of the fixing clamping seat 25, and the boss 26 is inserted into the groove 27; turning the base handle 23 in the folding driving device 2 90 degrees to a vertical state, rotating counterclockwise, keeping the action after rotating in place (about 65 degrees to 70 degrees) and lifting the base handle 23 upwards synchronously; at this time, the two semicircular grooves 27 below the base central tube 24 are separated from the boss 26 of the fixing clamping seat 25 through rotation, and the lifting action of the base handle 23 is transmitted through the connection of rivets to drive the base central tube 24, the base top cover 22, the base 21 connecting piece and the base 21 to move upwards in sequence; then the locking plate is driven to swing in sequence through the connection and transmission of the pin and the screw rod; then the upper connecting rod, the lower connecting rod and the side connecting rod 29 are driven to be folded and swung; the folding driving device 2, the upright post base 8 and the quadrangular hinge formed by the upper connecting rod and the lower connecting rod drive the upright post base 8 to stably slide.

In this embodiment, preferably, the boss 26 and the groove 27 are symmetrically disposed in two groups, and the two groups of the boss 26 and the two groups of the groove 27 are symmetrically disposed on two sides of the base central tube 24.

In this embodiment, preferably, the upper surface of the base top cover 22 is provided with a receiving groove 28, two ends of the base handle 23 are rotatably connected with the base central tube 24 through a rotating shaft, and the base handle 23 is disposed in the receiving groove 28.

In this embodiment, preferably, side links 29 are disposed on two sides of the base 21, and one end of the side link 29 is movably connected to the base 21 through a second locking plate 210.

In this embodiment, preferably, the second hinge assembly 9 includes a connecting piece 91, a swing rod 92, a sliding pin 93 and a sliding groove 94, one end of the connecting piece 91 is fixedly connected with one end of the lower link 7, the sliding groove 94 is formed at the other end of the connecting piece 91, the connecting piece 91 is rotationally connected with the upright base 8 through a fixing pin a295, one end of the swing rod 92 is rotationally connected with the bottom end of the pull rod 10 through a fixing pin A3 96, the middle position of the swing rod 92 is rotationally connected with the upright base 8 through a fixing pin A1 97, the sliding pin 93 is fixedly arranged at the other end of the swing rod 92, and the sliding pin 93 is slidingly arranged in the sliding groove 94; the lower connecting rod 7 drives the connecting sheet 91 to swing around the fixed pin A295, then drives the sliding pin 93 through the internal sliding groove 94, then drives the swing rod 92 to swing around the fixed pin A1 97, and the swing rod 92 drives the pull rod 10 to move up and down through the fixed pin A3 96.

In this embodiment, preferably, for convenience, the bottom portion is smoothly moved when folded, and for convenience of folding, the bottom portion of the column base 8 is rotatably provided with a pulley 14.

The principle of the invention has the advantages that:

according to the folding and unfolding bed, the short guard bar 3 and the long guard bar 4 are movably connected with the upright post 1 through the first hinge assembly 5, one ends of the upper connecting rod 6 and the lower connecting rod 7 are movably connected with the folding and driving device 2, the upper connecting rod 6 is movably connected with the top of the upright post base 8, the other end of the lower connecting rod 7 is movably connected with the upright post base 8 through the second hinge assembly 9, and meanwhile the first hinge assembly 5 and the second hinge assembly 9 are in transmission connection through the pull rod 10, so that the bed can be driven to fold or unfold when the folding and driving device 2 moves up and down, and in addition, the linkage between the first hinge assembly 5 and the second hinge assembly 9 is completed through the pull rod 10, so that the problem that a large amount of pull ropes are needed to complete the folding function of the bed in the traditional bed is avoided, and the bed has the advantages of being good in stability and convenient to fold and unfold.

When the child play yard needs to be unfolded, as shown in fig. 3, the folding driving device 2 is pressed downwards to drive the upper connecting rod 7 and the lower connecting rod 7 to move; the quadrangular hinge formed by the folding driving device 2, the upright post base 8 and the upper and lower connecting rods 7 drives the upright post base 8 to slide outwards stably; until the long and short guard bars 3 are completely unfolded, as shown in fig. 1, the child game bed is unfolded to be in use.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable child play yard, characterized by: including four sets of stands (1) and folding drive arrangement (2), both sides all be provided with middle part folding short guard bar (3) between the top of stand (1), both sides all be provided with middle part folding long guard bar (4) between the top of stand (1), short guard bar (3) with the tip of long guard bar (4) all through first articulated assembly (5) with the top swing joint of stand (1), folding drive arrangement (2) all be provided with connecting rod (6) and lower connecting rod (7) between four sets of stand (1), last connecting rod (6) with the one end of lower connecting rod (7) with folding drive arrangement (2) swing joint, the bottom of stand (1) is provided with stand base (8), last connecting rod (6) with the top swing joint of stand base (8), the other end of lower connecting rod (7) all through second articulated assembly (9) with stand base (8) swing joint, articulated assembly (5) and second articulated assembly (10) are passed through between the articulated assembly (10).

2. A portable child play yard according to claim 1, wherein: the middle position of the short guard bar (3) is provided with a first hinging seat (11) for folding, and the middle position of the long guard bar (4) is provided with a second hinging seat (12) for folding.

3. A portable child play yard according to claim 1, wherein: the first hinge assembly (5) comprises a pull rod connecting piece (51), a stand column inner sleeve (52), an inner sleeve iron sheet (53), a lock plate III (54), an inner slide connecting piece (55), a lock plate IV (56), a lock plate V (57) and a lock plate VI (58), the stand column inner sleeve (52) is fixedly connected with the stand column (1), the inner slide connecting piece (55), the inner sleeve iron sheet (53) and the stand column inner sleeve (52) are connected through a C8 shaft and a C9 shaft, the lock plate V (57) and the inner sleeve iron sheet (53) are connected through a C3 shaft, the long guard bar (4) or one end of the short guard bar (3) is connected with the inner sleeve iron sheet (53) through a C7 shaft, the lock plate III (54) and the pull rod connecting piece (51) are connected through a C1 shaft, the lock plate IV (56) and the inner slide connecting piece (55) are connected through a C2 shaft, the lock plate IV (56) and the lock plate V (57) are connected through a C4 shaft, the lock plate V (57) and the six (58) are connected through a C5 shaft, and the lock plate V (58) and the short guard bar (4) are connected with the long guard bar (3) through a C6 shaft.

4. A portable child play yard according to claim 3, wherein: and a column top cover (13) is sleeved between the top of the column (1) and the joint of the long guard bar (4) and the short guard bar (3).

5. A portable child play yard according to claim 1, wherein: the folding driving device (2) comprises a base (21), a base top cover (22), a base lifting handle (23), a base central tube (24), a fixed clamping seat (25), a boss (26) and a groove (27), wherein the base top cover (22) is arranged at the top of the base (21), one end of an upper connecting rod (6) is hinged with the base (21), one end of a lower connecting rod (7) is hinged with the base (21) through the fixed clamping seat (25), the base central tube (24) is rotatably arranged at the central position of the base (21), the base lifting handle (23) is rotatably arranged at the top end of the base central tube (24), the groove (27) is arranged on the base central tube (24), one end of the fixed clamping seat (25) is fixedly arranged through the boss (26), and the boss (26) is spliced in the groove (27).

6. A portable child play yard according to claim 5, wherein: the boss (26) and the groove (27) are symmetrically arranged on two groups, and the boss (26) and the groove (27) are symmetrically arranged on two sides of the base central tube (24).

7. A portable child play yard according to claim 5, wherein: the upper surface of base top cap (22) has seted up and has accomodate groove (28), the both ends of base handle (23) through the pivot with base center tube (24) rotate and be connected, just base handle (23) set up accomodate in groove (28).

8. A portable child play yard according to claim 5, wherein: the two sides of the base (21) are provided with side connecting rods (29), and one ends of the side connecting rods (29) are movably connected with the base (21) through locking plates II (210).

9. A portable child play yard according to claim 1, wherein: the second hinge assembly (9) comprises a connecting sheet (91), a swinging rod (92), a sliding pin (93) and a sliding groove (94), one end of the connecting sheet (91) is fixedly connected with one end of the lower connecting rod (7), the sliding groove (94) is formed in the other end of the connecting sheet (91), the connecting sheet (91) is rotationally connected with the upright base (8) through a fixing pin A2 (95), one end of the swinging rod (92) is rotationally connected with the bottom end of the pull rod (10) through a fixing pin A3 (96), the middle position of the swinging rod (92) is rotationally connected with the upright base (8) through a fixing pin A1 (97), the sliding pin (93) is fixedly arranged at the other end of the swinging rod (92), and the sliding pin (93) is slidingly arranged in the sliding groove (94).

10. A portable child play yard according to claim 1, wherein: the bottom of the upright post base (8) is rotatably provided with a pulley (14).