CN215853249U - Foldable material rack - Google Patents

Abstract

The utility model discloses a foldable material rack which comprises a bottom rack, wherein the bottom rack is provided with a plurality of folding grooves; the movable component is arranged at the bottom of the base frame and used for moving the material frame, and the adjustable base is used for fixing. According to the folding device, the third blocking frame is outwards turned along the second hinge, the second blocking frame is inwards turned along the first hinge, the first blocking frame is upwards lifted until the first blocking pin is separated from the first limiting groove, then the third blocking frame is inwards turned, folding can be conducted, space is saved, the latch is pushed by the pagoda spring to avoid loosening in use, the latch is pulled back through the pull ring during folding, after the third blocking pin is pulled out of the second limiting groove, the pull ring is held by hands to rotate ninety degrees, the third blocking pin can be hung at the end portion of the sliding sleeve, the latch is retracted to the inner side of the first blocking frame at the moment, interference is avoided during folding, when the third blocking pin needs to be moved, the cushion foot is adjusted to be separated from the bottom surface, the first universal wheel and the second universal wheel are grounded, the material rest rolls, and when the material rest needs to be fixed, the cushion foot can be braked by the second universal wheel or grounded.

Description

Foldable material rack

Technical Field

The utility model relates to the technical field of material racks, in particular to a foldable material rack.

Background

There are multiple work or material rest (or charging basket) that are applicable to different fields in the market, to the metal work or material rest of industrial field, mainly have two kinds of structural style of case cage formula and frame-type, case cage formula structure is convenient for deposit small-size spare part, and nevertheless the material is many, the quality is big, and frame-type structure is simple, the quality is light, is applicable to big-and-middle-sized spare part, and above two kinds of form work or material rest all have when idle the problem of comparatively taking storage space.

Aiming at the problem that a material rack with a fixed structure occupies storage space when not in use, a foldable material rack is proposed in documents, various foldable material racks and the like also appear in the current market, the structure is a box cage type structure, four side surfaces of the box body are folded in hinge modes such as hinges and the like, meanwhile, the fixation among the materials is realized through the form of the bolt, when the materials are not used, the material rack can be folded and stacked to save space, however, some of the existing folding material racks adopt spring pins, so that the material racks are easy to loosen and fall off in use, some of the existing folding material racks are fixed in a long rod mode, the positions of the pins need to be specially arranged due to the fact that the pins are long in folding, and people cannot completely fold due to interference when folding, in addition, the existing foldable material rack can be transferred only by using a forklift after idle stacking, and the warehouse is inconvenient to move due to the small area.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a foldable material rack.

In order to achieve the purpose, the utility model adopts the following technical scheme: a foldable material rack comprises a bottom rack; the moving assembly is arranged at the bottom of the underframe and used for moving the material rack, and the adjustable base is used for fixing; the four groups of channel steel are fixedly connected to the outer wall of the underframe and are respectively positioned at four corners; two groups of first blocking frames which are respectively and rotatably connected between the two groups close to the left side and the two groups close to the right side in the four groups of channel steel, and a first folding structure for folding the first blocking frames; the front and rear baffle frames are rotatably connected to the upper wall of the bottom frame and respectively close to the front wall and the rear wall, the front and rear baffle frames are respectively composed of a second baffle frame and a third baffle frame which is rotatably connected to the upper end of the second baffle frame, and a second folding structure is arranged among the bottom frame, the second baffle frame and the third baffle frame; the limiting assemblies are arranged between the two groups of front and rear blocking frames and the two groups of first blocking frames and used for fixing the two groups of front and rear blocking frames after being unfolded.

As a further description of the above technical solution:

the movable assembly comprises two groups of first universal wheels and second universal wheels, the first universal wheels are rotatably connected to the lower wall of the chassis and close to the front wall, the second universal wheels are rotatably connected to the lower wall of the chassis and close to the rear wall, and the inner sides of the second universal wheels are provided with brakes.

As a further description of the above technical solution:

the adjustable base comprises four groups of screw rods and foot pads, the four groups of screw rods are fixedly connected to the lower wall of the base frame and are respectively located at four corners, and the four groups of foot pads are respectively arranged at one ends, far away from the base frame, of the four groups of screw rods.

As a further description of the above technical solution:

first folded structure includes that first fender round pin, second keep off round pin, first spacing groove and sliding tray, first fender round pin, second keep off the round pin and press upper and lower distribution fixed connection at first fender frame outer wall, first spacing groove sets up at the channel steel inner wall and is close to the upper end position, the sliding tray sets up at the channel steel inner wall and is located first spacing groove below, first fender round pin and first spacing groove sliding connection, the second keeps off the round pin and keeps away from first one end outer wall and the sliding tray sliding connection that keep off the frame.

As a further description of the above technical solution:

the second folding structure comprises four groups of first hinges and four groups of second hinges, the four groups of first hinges are rotatably connected to the upper wall of the bottom frame and are respectively close to the front wall and the rear wall according to two groups of first hinges, one ends, far away from the bottom frame, of the four groups of first hinges are respectively rotatably connected with the two groups of second blocking frames, and the four groups of second hinges are respectively rotatably connected between the two groups of second blocking frames and the two groups of third blocking frames.

As a further description of the above technical solution:

the limiting component comprises a sliding sleeve, a bolt, a third stop pin and a pagoda spring, the sliding sleeve is fixedly connected to the inner side wall of the first stop frame and is close to one side of the front stop frame and the rear stop frame, a second limit groove is arranged on the inner wall of one end of the sliding sleeve far away from the front and the rear blocking frames, the bolt is connected to the inner wall of the sliding sleeve in a sliding way, two ends of the bolt penetrate through the sliding sleeve to two sides, the third stop pin is fixedly connected with the inner wall of the bolt and penetrates through the bolt to the outer side, two ends of the third stop pin extending out of the bolt are both connected with the second limiting groove in a sliding manner, the pagoda spring is sleeved on the outer wall of the sliding sleeve and is positioned between the third stop pin and the inner side wall of the first stop frame on one side far away from the front stop frame and the rear stop frame, the one end outer wall that the pagoda spring was kept away from to the bolt runs through first fender frame, keeps off a lateral wall and extends to and keeps off the frame inboard around, the bolt is towards the one end fixedly connected with pull ring of pagoda spring.

The utility model has the following beneficial effects:

1. compared with the prior art, this collapsible work or material rest, keep off the frame with the third and keep off the frame and outwards overturn along the second hinge, keep off the frame with the second again and inwards overturn along first hinge, can keep off the frame with the third with the second and fold, upwards mention first fender frame and break away from first spacing groove until first fender round pin, then keep off round pin with first fender frame inwards overturn along the second, can keep off the folding cover of frame at the second that is folded and keep off frame and third top, can place many folding work or material rest stacks after folding, practice thrift the space.

2. Compared with the prior art, this collapsible work or material rest, promote third fender round pin and bolt through the pagoda spring, the bolt is fixed with first fender frame and front and back fender frame, the pagoda spring gives the certain elasticity of bolt all the time, avoid using the bolt pine to take off, when needs are folding, pull back the bolt through the pull ring, keep off frame and first fender frame separation around making, after the third fender round pin is pulled out the second spacing groove, handheld pull ring rotates ninety degrees, can hang the third fender round pin at the slip cap tip, the bolt is that to shrink first fender frame inboard this moment, can not interfere when folding, when fixed once more, keep off frame and first fender frame alignment position around will, rotate the pull ring, shift over the third fender round pin into the second spacing groove, can push the bolt through the pagoda spring and keep off the frame inboard fixed around.

3. Compared with the prior art, the foldable material rack is provided with the height-adjustable foot pads, the second universal wheels with brakes and the first universal wheels without brakes on the lower wall of the underframe, when the material rack needs to be moved, the foot pads are adjusted to be separated from the bottom surface, so that the first universal wheels and the second universal wheels are grounded and roll, and when the material rack needs to be fixed, the foot pads are adjusted downwards, so that the first universal wheels and the second universal wheels are suspended in the air, and the material rack can be fixed in place.

Drawings

Fig. 1 is a schematic view of an overall structure of a foldable rack according to the present invention;

fig. 2 is a partially enlarged view of a portion a in fig. 1 of a foldable rack according to the present invention;

fig. 3 is a partial enlarged view of a foldable rack shown in fig. 1 at B according to the present invention;

fig. 4 is a schematic view of a channel steel structure of a foldable material rack provided by the utility model;

fig. 5 is a partial structural sectional view of a limiting component of a foldable rack according to the present invention;

fig. 6 is a schematic view of a sliding sleeve structure of a foldable rack according to the present invention.

Illustration of the drawings:

1. a chassis; 2. channel steel; 3. a first blocking frame; 4. a second blocking frame; 5. a third blocking frame; 6. a first hinge; 7. a second hinge; 8. a first universal wheel; 9. a second universal wheel; 10. a screw; 11. a foot pad; 12. a pull ring; 13. a first stop pin; 14. a second stop pin; 15. a first limit groove; 16. a sliding groove; 17. a pagoda spring; 18. a sliding sleeve; 19. a third stop pin; 20. a bolt; 21. a second limit groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a foldable rack: comprises a chassis 1; the moving component is arranged at the bottom of the base frame 1 and used for moving the material frame, and the adjustable base is used for fixing; four groups of channel steel 2, wherein the four groups of channel steel 2 are fixedly connected to the outer wall of the underframe 1 and are respectively positioned at four corners; two groups of first blocking frames 3 which are respectively and rotatably connected between two groups close to the left side and two groups close to the right side in the four groups of channel steel 2, and a first folding structure for folding the first blocking frames 3; the two groups of front and rear baffle frames are rotatably connected to the upper wall of the chassis 1 and are respectively close to the front wall and the rear wall, each group of front and rear baffle frames consists of a second baffle frame 4 and a third baffle frame 5 rotatably connected to the upper end of the second baffle frame 4, and a second folding structure is arranged among the chassis 1, the second baffle frame 4 and the third baffle frame 5; the spacing subassembly that the frame expansion back is fixed is kept off around being used for two sets of to keep off between frame and two sets of first fender frame 3 around the setting, and suitable metal mesh separation blade of mesh can be laid as required to chassis 1 upper wall, first fender frame 3, second fender frame 4 and third fender 5 inboards.

The movable assembly comprises two groups of first universal wheels 8 and second universal wheels 9, the two groups of first universal wheels 8 are rotatably connected to the lower wall of the chassis 1 and are close to the front wall, the two groups of second universal wheels 9 are rotatably connected to the lower wall of the chassis 1 and are close to the rear wall, brakes are arranged on the inner sides of the two groups of second universal wheels 9, the adjustable base comprises four groups of screw rods 10 and pad feet 11, the four groups of screw rods 10 are fixedly connected to the lower wall of the chassis 1 and are respectively located at four corners, the four groups of pad feet 11 are respectively arranged at one ends, far away from the chassis 1, of the four groups of screw rods 10, when the adjustable base needs to be moved, the pad feet 11 are adjusted to be away from the bottom surface, the first universal wheels 8 and the second universal wheels 9 are landed and pushed, when the adjustable base needs to be fixed in place, the brakes on the second universal wheels 9 can be stepped, and the four groups of pad feet 11 can be adjusted to be landed and the first universal wheels 8 and the second universal wheels 9 are suspended.

First folding structure includes first backing pin 13, second backing pin 14, first spacing groove 15 and sliding tray 16, first backing pin 13, second backing pin 14 is according to upper and lower distribution fixed connection at first 3 outer walls that keep off the frame, first spacing groove 15 sets up at 2 inner walls of channel-section steel and is close to the upper end position, sliding tray 16 sets up at 2 inner walls of channel-section steel and is located first spacing groove 15 below, first backing pin 13 and 15 sliding connection of first spacing groove, the one end outer wall and the sliding tray 16 sliding connection that first backing frame 3 was kept away from to second backing pin 14, upwards mention first backing frame 3, make first backing pin 13 break away from first spacing groove 15, can fold first backing frame 3.

The second folding structure comprises four groups of first hinges 6 and second hinges 7, wherein the four groups of first hinges 6 are rotatably connected to the upper wall of the underframe 1 and are respectively close to the front wall and the rear wall according to a group of the first hinges in pairs, one ends, far away from the underframe 1, of the four groups of first hinges 6 are respectively rotatably connected with the two groups of second retaining frames 4, the four groups of second hinges 7 are respectively rotatably connected between the two groups of second retaining frames 4 and the two groups of third retaining frames 5, the third retaining frames 5 can be folded outwards along the second hinges 7 until being folded with the second retaining frames 4, and the second retaining frames 4 can be folded inwards along the first hinges 6 until being attached to the upper wall of the underframe 1.

The limiting component comprises a sliding sleeve 18, a bolt 20, a third stop pin 19 and a pagoda spring 17, the sliding sleeve 18 is fixedly connected with the inner side wall of the first stop frame 3 and one side close to the front and rear stop frames, the inner wall of one end of the sliding sleeve 18 far away from the front and rear stop frames is provided with a second limiting groove 21, the bolt 20 is slidably connected with the inner side wall of the sliding sleeve 18, two ends of the bolt 20 penetrate through the sliding sleeve 18 to two sides, the third stop pin 19 is fixedly connected with the inner wall of the bolt 20 and penetrates through the bolt 20 to the outer side, two ends of the third stop pin 19 extending out of the bolt 20 are both slidably connected with the second limiting groove 21, the pagoda spring 17 is sleeved on the outer wall of the sliding sleeve 18 and is positioned between the third stop pin 19 and the inner side wall of one side of the first stop frame 3 far away from the front and rear stop frames, the outer wall of one end of the bolt 20 far away from the pagoda spring 17 sequentially penetrates through the first stop frame 3, the side wall of the front and rear stop frame and the pull ring and extend to the inner side of the front and rear stop frame, one end of the bolt 20 facing towards the pagoda spring 17 is fixedly connected with a pull ring 12, pagoda spring 17 lasts the extrusion bolt 20, avoids bolt 20 to loosen and take off in using, when needing to be folded, outwards pulls out pull ring 12, can break away from bolt 20 around keeping off the frame inboard for second fender frame 4 and third fender frame 5 can be folded, keeps off round pin 19 with the third through initiative pull ring 12 and hangs at sliding sleeve 18 outer wall and do not slide in second spacing groove 21, can be with the first 3 inboards that keep off of bolt 20 income, is not influenced during folding.

The working principle is as follows: when the folding type rack is used, four sides of the rack are formed by the first blocking frame 3, the second blocking frame 4 and the third blocking frame 5, the rack can be used by matching with the underframe 1, metal mesh blocking pieces can be laid as required, when the rack needs to be moved, the foot pads 11 are adjusted to be away from the bottom surface, the first universal wheel 8 and the second universal wheel 9 are landed and pushed, when the rack needs to be fixed in place, the brake on the second universal wheel 9 can be stepped, the four groups of foot pads 11 can also be adjusted to be landed, the first universal wheel 8 and the second universal wheel 9 are suspended, the pagoda spring 17 continuously extrudes the bolt 20 to avoid loosening the bolt 20 in use, when the folding type rack needs to be folded, the pull ring 12 is pulled outwards, the bolt 20 can be separated from the inner sides of the front and rear blocking frames, so that the second blocking frame 4 and the third blocking frame 5 can be folded, the third blocking pin 19 is hung on the outer wall of the sliding sleeve 18 by pulling and rotating the pull ring 12 without sliding into the second limiting groove 21, can be with the first 3 inboards that keep off of bolt 20 income, not influenced during folding, the third keeps off frame 5 and can outwards fold until keeping off the frame 4 with the second along second hinge 7 and fold, and the second keeps off frame 4 and can inwards fold until with the laminating of chassis 1 upper wall along first hinge 6, upwards lifts first fender frame 3, makes first fender round pin 13 break away from first spacing groove 15, can fold first fender frame 3.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (6)

1. A collapsible work or material rest of section, its characterized in that: comprises a chassis (1);

the moving assembly is arranged at the bottom of the base frame (1) and used for moving the material frame, and the adjustable base is used for fixing;

the four groups of channel steel (2) are fixedly connected to the outer wall of the chassis (1) and are respectively positioned at four corners;

two groups of first blocking frames (3) which are respectively and rotatably connected between two groups close to the left side and two groups close to the right side in the four groups of channel steel (2) and a first folding structure for folding the first blocking frames (3);

the two groups of front and rear blocking frames are rotatably connected to the upper wall of the bottom frame (1) and are respectively close to the front wall and the rear wall, each group of front and rear blocking frames is composed of a second blocking frame (4) and a third blocking frame (5) rotatably connected to the upper end of the second blocking frame (4), and a second folding structure is arranged among the bottom frame (1), the second blocking frame (4) and the third blocking frame (5);

the limiting component is arranged between the two groups of front and rear blocking frames and the two groups of first blocking frames (3) and used for fixing the two groups of front and rear blocking frames after being unfolded.

2. The foldable rack of claim 1, wherein: the moving assembly comprises two sets of first universal wheels (8) and second universal wheels (9), the first universal wheels (8) are rotatably connected to the lower wall of the chassis (1) and close to the front wall, the second universal wheels (9) are rotatably connected to the lower wall of the chassis (1) and close to the rear wall, and the inner sides of the second universal wheels (9) are provided with brakes.

3. The foldable rack of claim 2, wherein: the adjustable base comprises four groups of screw rods (10) and foot pads (11), the screw rods (10) are fixedly connected to the lower wall of the base frame (1) and located at four corners respectively, and the foot pads (11) are arranged at one ends, far away from the base frame (1), of the four groups of screw rods (10) respectively.

4. The foldable rack of claim 3, wherein: first folded structure includes first backing pin (13), second backing pin (14), first spacing groove (15) and sliding tray (16), first backing pin (13), second backing pin (14) are according to upper and lower distribution fixed connection at first fender frame (3) outer wall, first spacing groove (15) set up at channel-section steel (2) inner wall and are close to the upper end position, sliding tray (16) set up at channel-section steel (2) inner wall and are located first spacing groove (15) below, first backing pin (13) and first spacing groove (15) sliding connection, the second backing pin (14) keep away from the one end outer wall and sliding tray (16) sliding connection of first fender frame (3).

5. The foldable rack of claim 4, wherein: the second folding structure comprises four groups of first hinges (6) and second hinges (7), wherein the first hinges (6) are connected to the upper wall of the chassis (1) in a rotating mode and are close to the front wall and the rear wall respectively according to a group of the first hinges (6), the first hinges (6) are connected to the end, far away from the chassis (1), of the first hinges (6) and are connected to the two groups of second blocking frames (4) in a rotating mode, and the second hinges (7) are connected to the two groups of second blocking frames (4) and the two groups of third blocking frames (5) in a rotating mode.

6. The foldable rack of claim 5, wherein: the limiting component comprises a sliding sleeve (18), a bolt (20), a third stop pin (19) and a pagoda spring (17), the sliding sleeve (18) is fixedly connected to the inner side wall of the first stop frame (3) and is close to one side of the front stop frame and the rear stop frame, a second limiting groove (21) is formed in the inner wall of one end, far away from the front stop frame and the rear stop frame, of the sliding sleeve (18), the bolt (20) is slidably connected to the inner side wall of the sliding sleeve (18) and penetrates through the sliding sleeve (18) to two sides, the third stop pin (19) is fixedly connected to the inner wall of the bolt (20) and penetrates through the bolt (20) to the outside, the two ends, extending out of the bolt (20), of the third stop pin (19) are slidably connected with the second limiting groove (21), the pagoda spring (17) is sleeved on the outer wall of the sliding sleeve (18) and is positioned between the inner side wall of the front stop frame and the rear stop frame, far away from the third stop pin (19) and the first stop frame (3), the one end outer wall that pagoda spring (17) were kept away from in bolt (20) runs through first fender frame (3), keeps off a lateral wall around and extends to keep off the frame inboard around in proper order, bolt (20) towards one end fixedly connected with pull ring (12) of pagoda spring (17).

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