CN210284986U

CN210284986U - Folding frame

Info

Publication number: CN210284986U
Application number: CN201821938687.3U
Authority: CN
Inventors: 蒋政阳; 樊帅
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-23
Filing date: 2018-11-23
Publication date: 2020-04-10
Anticipated expiration: 2028-11-23

Abstract

The utility model discloses a folding frame, comprising a base plate, the preceding curb plate, the posterior lateral plate, left side board and right side board, the bottom plate front side is equipped with arranges the preceding hinge slot group that forms by a plurality of hinge slot units, the bottom plate rear side is equipped with the back hinge slot group of arranging into by a plurality of hinge slot units, the bottom plate left side is equipped with the right hinge slot group of being listed as by a plurality of, hinge slot unit comprises the socket of slot and slot one side parallel with the bottom plate, leave the shaft hole on the lateral wall of socket, the location pinhole is left to slot one end, the preceding curb plate, the posterior lateral plate, the downside of left side board and right side board all is equipped with a plurality of hinge pins, the hinge pin is located the shaft hole of slot and socket lateral wall, ann has the locating pin on the location pinhole, be equipped with the bayonet lock on left side board and right side board, be equipped with buckle. The device can be conveniently folded and can also be quickly unfolded to recover the use state; a plurality of devices can be stably stacked after being folded, the occupied space is small, and the use is convenient.

Description

Folding frame

Technical Field

The utility model relates to a frame field especially relates to a frame that can fold.

Background

Because of the characteristics such as it can fold, have advantages such as occupation space is little when transportation or deposit, receive people's favor more and more. There are some folding frames in the market at present, disclose a folding frame as in the utility model patent of the publication number of granting CN20725771, including underframe, top frame and articulate the folding frame in the middle, folding frame includes at least one frame of mutual articulated, and this folding frame's articulated structure is comparatively simple, and beta structure sets up with bearing structure alone, and folding back occupation space is great, and a plurality of frames are not stable enough when stacking.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a folding frame, the device both can conveniently fold, also can open fast and resume user state. A plurality of devices can be stably stacked after being folded, the occupied space is small, and the use is convenient.

In order to achieve the purpose, the invention adopts the following technical scheme:

a folding frame comprises a bottom plate, a front side plate, a rear side plate, a left side plate and a right side plate, wherein a front hinge groove group formed by arranging a plurality of hinge groove units is arranged on the front side of the bottom plate, a rear hinge groove group formed by arranging a plurality of hinge groove units is arranged on the rear side of the bottom plate, a left hinge groove group formed by arranging a plurality of hinge groove units is arranged on the left side of the bottom plate, a right hinge groove group formed by arranging a plurality of hinge groove units is arranged on the right side of the bottom plate, each hinge groove unit comprises a slot parallel to the bottom plate and a socket on one side of the slot, a shaft hole is reserved on the side wall of the socket, a positioning pin hole is reserved at one end of the slot, a plurality of hinge shafts are arranged on the lower sides of the front side plate, the rear side plate, the left side plate and the right side plate, the hinge shafts are positioned in the shaft holes of the side walls of the, the front side plate and the rear side plate are provided with buckles which are clamped with the clamping pins.

Preferably, be equipped with the bayonet lock groove on left side board and the right side board, the bayonet lock is located the bayonet lock inslot is equipped with the guide block on the bayonet lock, and the bayonet lock groove is equipped with the spout, the guide block is located in the spout, be equipped with the answer spring at the bayonet lock, the bayonet lock inslot is equipped with the spring gag lever post, is equipped with the arch on the bayonet lock, the arch can the lock be in the buckle.

Preferably, a plurality of grooves are formed in the left side plate and the right side plate, a plurality of protrusions are formed in the front side plate and the rear side plate, and the protrusions can be inserted into the grooves; the left side plate and the right side plate are provided with inserting parts, the front side plate and the rear side plate are provided with through holes, and the inserting parts can be inserted and clamped in the through holes; the left side plate and the right side plate are provided with first locking portions, the front side plate and the rear side plate are provided with second locking portions, and the first locking portions and the second locking portions are locked after being buckled.

Preferably, a plurality of longitudinal support ribs are arranged on the front side plate, the rear side plate, the left side plate and the right side plate.

Preferably, the box cover is further included, handles are arranged on the left side plate and the right side plate, and a positioning device is arranged on the left side plate or the right side plate.

Preferably, the box cover further comprises a box cover, side plate protrusions are reserved on the front side plate, the rear side plate, the left side plate and the right side plate, and grooves corresponding to the protrusions are reserved on the box cover.

Preferably, the case cover surface is provided with a stacking limiting block, and the lower surface of the bottom plate is provided with a stacking groove corresponding to the stacking limiting block.

In the technical scheme, the hinge groove units and the hinge shafts are arranged, so that the side plates can be conveniently inserted into the hinge grooves of the bottom plate and then fixed by the positioning pins, and the side plates can be effectively prevented from moving relative to the bottom plate in the three-dimensional direction. The combination of bayonet lock and buckle makes things convenient for the fixed between each adjacent curb plate, and the curb plate of both being convenient for is folded, also is convenient for expand the direct connection of posterior lateral plate. The positioning device can rapidly position the folding frame, and the folding boxes stacked together can be prevented from side falling after the stacking limiting blocks and the stacking grooves are meshed.

Drawings

FIG. 1 is a schematic view of an expanded state structure according to an embodiment of the present invention;

FIG. 2 is a schematic structural view illustrating a folded state according to an embodiment of the present invention;

FIG. 3 is a schematic view of a hinge shaft and hinge slot configuration;

FIG. 4 is a schematic structural view of a bayonet and a buckle according to an embodiment of the present invention;

fig. 5 is an exploded view of another embodiment of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the folding frame includes a bottom plate 1, and a front side plate 2, a rear side plate 3, a left side plate 4 and a right side plate 5 connected to the bottom plate, and the folding frame may further include a box cover 6, wherein a side plate protrusion 7 is left above the front side plate, the rear side plate, the left side plate and the right side plate, a groove 71 corresponding to the side plate protrusion 7 is left on the box cover, and the box cover can be stably enclosed with the bottom plate and the side plates to form a relatively sealed space by inserting the groove of the box cover into the side plate protrusion 7. Bottom plate, curb plate and case lid all can adopt polyethylene or polypropylene materials preparation, have light durable advantage concurrently, and are further, for increasing holistic fastness and bearing capacity, can set up many vertical brace rods 8 on each curb plate.

The edge of the periphery of the bottom plate 1 is provided with a plurality of hinge groove units 9, each hinge groove unit 9 consists of a slot 10 and a socket 11 which are parallel to the bottom plate, the slot 10 can be a groove body consisting of a baffle plate horizontally arranged with the bottom plate, the bottom plate and a side plate, and the baffle plate is provided with a positioning pin hole 101. The socket 11 is arranged on one side of the slot body of the slot 10 far away from the baffle, and a shaft hole 12 is reserved on the side wall of the socket 11. The lower ends of the front, back, left and right side plates are provided with a plurality of hinge shafts 14 corresponding to the number and the positions of the hinge slot units 9 on each side of the bottom plate, and the hinge shafts 14 are fixed with the side plates through connecting pieces. During the installation operation, handheld each side, insert the hinge pin from the slot of bottom plate in, then horizontal direction translation curb plate makes the curb plate insert the shaft hole 12 of lateral wall from the socket in, inserts locating pin 13 on locating pin hole 101 at last, can be together fixed with the bottom plate rotatably this curb plate, and at this moment, the connecting piece of curb plate can rotate in the slot and do not receive the hindrance, then links together the equipment of folding frame with each curb plate and bottom plate in proper order. Each side plate can be correspondingly marked with a mark 33 so as to facilitate corresponding installation.

The utility model discloses an in the embodiment, be provided with the bayonet lock groove 15 respectively in the both sides of left side board and right side board, bayonet lock 16 is installed to the bayonet lock inslot, is provided with guide block 17 on bayonet lock 16, and is corresponding, leaves the spout (not drawn in the picture) on the bayonet lock groove, and the guide block is located to slide in order to ensure the orbit of bayonet lock at the bayonet lock inslot in the spout. The bayonet 16 is further provided with a return spring 19, a spring limiting rod 20 is arranged in the bayonet groove, the return spring 19 is installed on the spring limiting rod, and when the bayonet 16 moves in the bayonet groove 15, the return spring makes telescopic movement on the spring limiting rod. The bayonet 16 is further provided with a projection 21 on the side facing the inside of the side plate, the edge of the projection being provided with a projection ramp and the projection 21 having a projecting edge 211. The front side plate and the rear side plate are provided with buckles 22 corresponding to the bulges 21, one side edge of each buckle 22 is also provided with a buckle inclined surface, and the buckle inclined surfaces correspond to the bulge inclined surfaces. When the left side plate, the right side plate, the front side plate and the rear side plate are fixed, the bulge 21 on the left side plate and the right side plate is extruded to the inside of the buckle 22, due to the bulge inclined plane and the buckle inclined plane, the bayonet pin 16 can be easily buckled on the buckle 21, the bulge edge 211 is clamped on the side edge of the buckle to fix the side plate and the buckle together, and then the left side plate, the right side plate and the front side plate and. When the folding frame needs to be disassembled, the bayonet 16 is pressed by hand, the return spring is extruded to move on the spring limiting rod and drive the bayonet 16 to move relative to the bayonet groove, after the movement reaches a certain distance, the protruding edge 211 leaves the buckle 22, and after the protruding edge 211 loses the limit, the left side plate and the right side plate can be separated from the front side plate and the rear side plate, so that the disassembly of the folding frame is completed.

The utility model discloses a further embodiment evenly is provided with a plurality of recesses 23 along length direction in left side board and right side board both sides, corresponds the position, and preceding curb plate and posterior lateral plate are provided with the arch 231 that shape figure and recess 23 correspond, and arch 231 can insert in the recess 23. The upper sides of the left side plate and the right side plate are provided with inserting parts 24, the inserting parts 24 can be provided with rectangular cross sections, a first locking part 25 is further arranged above the inserting parts 24, the first locking part 25 can comprise a locking protrusion 26, the direction of the locking protrusion is upward, and two sides of the locking protrusion are provided with inclined planes; through holes 241 corresponding to the insertion parts are formed in the front side plate and the rear side plate, the cross sections of the through holes are rectangular, the cross sections of the through holes are the same as the cross sections of the insertion parts, a second locking part 251 is arranged above the through holes 241 and comprises a locking hook 261, the direction of the locking hook is downward, and the end part of the hook is smooth. When the left and right side plates are assembled with the front and rear side plates, the protrusions 231 of the front and rear side plates are inserted into the grooves 23 of the left and right side plates, meanwhile, the insertion portions 24 of the left and right side plates are inserted into the through holes 241 of the front and rear side plates, the locking hooks 261 of the second locking portion 251 are just clamped in the locking protrusions 26, and the inclined surfaces are arranged to enable the left and right side plates to be more convenient and labor-saving when being buckled or separated. When the left side plate and the right side plate need to be separated, the inserting part is pressed forcibly until the first locking part and the second locking part are separated, and then the left side plate, the right side plate, the front side plate and the rear side plate can be separated.

To facilitate handling of the frame, handles 28 are provided on the left and right side plates, and positioning devices (not shown) may also be provided on the left and right side plates, the positioning devices being connected to the wireless system.

For stacking when a plurality of frames are transported conveniently, a stacking limiting block 29 is reserved on the surface of the box cover, a stacking groove (shown in the figure) corresponding to the stacking limiting block is formed in the lower surface of the bottom plate, and the stacking limiting block can be inserted into the stacking groove.

The embodiment is only an illustration of the concept and implementation of the present invention, and is not a limitation, and the technical solution without substantial transformation is still within the protection scope under the concept of the present invention.

Claims

1. A folding frame comprises a bottom plate, a front side plate, a rear side plate, a left side plate and a right side plate, and is characterized in that a front hinge groove group formed by arranging a plurality of hinge groove units is arranged on the front side of the bottom plate, a rear hinge groove group formed by arranging a plurality of hinge groove units is arranged on the rear side of the bottom plate, a left hinge groove group formed by arranging a plurality of hinge groove units is arranged on the left side of the bottom plate, a right hinge groove group formed by arranging a plurality of hinge groove units is arranged on the right side of the bottom plate, each hinge groove unit comprises a slot parallel to the bottom plate and a socket on one side of the slot, a shaft hole is reserved on the side wall of the socket, a positioning pin hole is reserved at one end of the slot, a plurality of hinge shafts are arranged on the lower sides of the front side plate, the rear side plate, the left side plate and the right side plate, the hinge shafts are positioned in the shaft holes of the side walls of the, the front side plate and the rear side plate are provided with buckles which are clamped with the clamping pins;

be equipped with the bayonet lock groove on left side board and the right side board, the bayonet lock is located the bayonet lock inslot is equipped with the guide block on the bayonet lock, and the bayonet lock groove is equipped with the spout, the guide block is located in the spout, be equipped with the answer spring at the bayonet lock, the bayonet lock inslot is equipped with the spring gag lever post, is equipped with the arch on the bayonet lock, the arch can the lock be in the buckle.

2. The folding frame of claim 1, wherein a plurality of grooves are formed on the left and right side plates, and a plurality of protrusions are formed on the front and rear side plates, the protrusions being inserted into the grooves; the left side plate and the right side plate are provided with inserting parts, the front side plate and the rear side plate are provided with through holes, and the inserting parts can be inserted and clamped in the through holes; the left side plate and the right side plate are provided with first locking portions, the front side plate and the rear side plate are provided with second locking portions, and the first locking portions and the second locking portions are locked after being buckled.

3. The folding frame of claim 1 or 2, wherein a plurality of longitudinal support ribs are provided on the front side panel, the rear side panel, the left side panel and the right side panel.

4. A folding frame as claimed in claim 3 wherein handles are provided on said left and right side panels and locating means are provided on either the left or right side panels.

5. The folding frame of claim 4, further comprising a cover, wherein side panel protrusions are formed on the front side panel, the rear side panel, the left side panel and the right side panel, and grooves corresponding to the protrusions are formed on the cover.

6. A folding frame as claimed in claim 5, wherein a stacking stopper is provided on the surface of the lid, and a stacking groove corresponding to the stacking stopper is provided on the lower surface of the base.