CN205990537U - A kind of portable item rack - Google Patents

Abstract

The utility model provides a portable article placing rack, which comprises a suction cup fixing device, a positioning block, a telescopic rod, a material placing device, a chain barrel, a stainless steel hydraulic hinge, a stainless steel hinge, a telescopic rod fixing block, a fixing cylinder, the fixing rod , positioning screw; the telescopic rod is located at the upper end of the fixed cylinder, and the telescopic rod fixed block is located at the side of the fixed cylinder; the telescopic fixed rod is located at the side of the telescopic rod fixed block; the positioning block is located at the telescopic fixed rod The upper end, and the suction cup fixing device is set on the opposite side of the positioning block; the positioning screw is connected to the suction cup fixing device through the positioning block; the material placing device is set on the upper end of the telescopic rod, and the chain barrel is set on the upper end of the material placing device ; The stainless steel hydraulic hinge is respectively connected to the material placement device and the telescopic rod. The utility model can be contracted freely, and can be fixed differently according to different places, and the device is convenient for storage, which facilitates people's lives.

Description

A portable storage rack

technical field

The invention relates to a support frame for drying clothes for daily life, in particular to a portable object placing frame.

Background technique

With the continuous progress of society and the continuous development of science and technology, more and more products to meet people's different needs have entered life, and at the same time entered enterprises. Clothes drying support rack is an indispensable article in people's daily life. It is used to fix clothes on the clothes drying pole for drying. When hanging the clothes, put down the clothes rail, and after hanging the clothes, raise the clothes rail to a suitable height. However, there is no special hanger for drying bulky clothes, such as bed sheets, quilt covers, etc. During the drying process, it is inconvenient to hang because the clothes are large; and it is inconvenient to fix clothes for drying in different places.

Contents of the invention

The purpose of the present invention is to solve the above-mentioned problems, and provide a portable article storage rack, which is convenient to expand and contract, making it more practical.

The technical scheme of the present invention is as follows: a portable article placement rack, including a suction cup fixing device, a positioning block, a telescopic rod, a material placement device, a chain barrel, a stainless steel hydraulic hinge, a stainless steel hinge, a telescopic rod fixing block, a fixing cylinder, a telescopic fixing Rod, positioning screw; the fixed cylinder is in a square shape with a concave thread in the middle; grooves are arranged on the left and right sides of the upper end of the fixed cylinder, and the left and right grooves are connected; the fixed block of the telescopic rod is provided with There are four pieces, and there are slots on the outer side of the fixed block of the telescopic rod; there are four telescopic fixed rods, and a stainless steel hydraulic hinge is provided on the inner side of the telescopic fixed rod; the telescopic fixed rod is fixed by the stainless steel hydraulic hinge and its telescopic rod The blocks are connected with each other, and are respectively arranged in the grooves outside the fixed block of the telescopic rod; the left and right telescopic fixed rods are longer than the front and rear telescopic fixed rods; the upper and lower ends of the telescopic fixed rods are respectively provided with a groove, and the positioning block is arranged on the upper end. slot, and connected by welding; the upper end of the positioning block is provided with a round hole; the positioning screw is set in the threaded hole of the positioning block, and passes through the telescopic fixing rod; the suction cup fixing device is arranged at the lower end of the telescopic fixing rod In the groove; the suction cup fixing device includes a plastic suction cup, a spring, and an iron sheet; four round holes are arranged on the side of the groove at the upper end of the telescopic fixing rod, and are arranged in a ring; the iron sheet is provided with two pieces; There are four springs, and the springs and their iron sheets are connected by welding and arranged in a ring; the springs pass through the four round holes of the telescopic fixed rod, and the iron sheets are set in the groove at the upper end of the telescopic fixed rod; the iron sheets It is arranged on the upper plane of the groove at the lower end of the telescopic fixed rod by welding; the lower iron sheet is fastened with its plastic suction cup through fixing glue; a circular perforation is arranged between the iron sheet in the groove at the upper end of the telescopic fixed rod and the lower iron sheet; The upper end of the inner plane of the lower end groove of the telescopic fixed rod is provided with a circular threaded hole; the positioning screw is arranged in the perforation between the upper end groove and the lower end groove of the telescopic fixed rod; the positioning screw includes a nut, a screw, a screw sleeve The upper end of the screw is smaller than the lower end; the upper part of the upper end of the screw is a threaded rod, the lower part of the upper end of the screw is a fixed rod, and the lower end of the screw is a threaded rod; the gasket is arranged on the upper end of the inner plane of the groove of the telescopic fixed rod. Inside; the threaded rod at the lower end of the screw rod matches the circular threaded round hole at the upper end of the inner plane of the lower end groove of the telescopic fixed rod; The middle of the screw sleeve is perforated in the middle of the corresponding iron sheet; the upper end of the screw rod passes through the circular threaded hole at the upper end of the inner plane of the lower end groove of the telescopic fixed rod, and passes through the screw sleeve at the same time; the nut and the The thread at the upper end of the screw rod matches; the lower end of the telescopic rod is provided with an external screw rod, and is matched with the concave circle at the upper end of the fixed cylinder; the upper end of the telescopic rod is square, and the lower end is circular; the material placement device is set on the telescopic rod The upper end; the material placement device includes a material placement rod and a telescopic rod two; the material placement rod is provided with a front material placement rod, a middle material placement rod, and a rear end material placement rod; the front end material placement rod and the rear end material placement rod There are threaded perforations on the side of the rod and are arranged in a straight line; the intermediate material There are perforations on the side of the placing rod, and they are arranged in a straight line; the perforation of the intermediate material placing rod is larger than the threaded perforation of the front end material placing rod and the rear end material placing rod; the intermediate material placing rod is fixed to the middle position of the telescopic rod by screws; The telescopic rod two is arranged on the left and right sides of the middle material placement rod, and is respectively connected to the front end material placement rod and the rear end material placement rod; the material placement rod includes a left end material placement rod, a middle end material placement rod, and a right end material placement rod; The material placement rod at the left end and the material placement rod at the middle end are connected to each other through a stainless steel hydraulic hinge; the material placement rod at the middle end is connected with the material placement rod at the right end through a stainless steel hydraulic hinge; there are two stainless steel hinges; The side stainless steel hinge is used to connect the left material placement rod and the telescopic rod, and the right stainless steel hinge is used to connect the right end material placement rod and the telescopic rod; the chain barrel is set in the threaded hole on the side of the material placement rod; the chain barrel includes a chain 1. Fastening rods; the fastening rods are arranged at the left and right ends of the chain, and the left and right outer sides of the fastening rods are threaded, and cooperate with the threaded holes on the sides of the front-end material placement rod and the rear-end material placement rod.

Preferably, the upper end of the material placement device is provided with slots, and the slots are arranged in a straight line.

Preferably, the upper end of the telescopic rod is square-shaped and four sides are provided with slots, and the four sides of the telescopic rod are provided with upper end slots and lower end slots.

Preferably, the four sides of the square at the upper end of the telescopic rod are provided with rounded corners to prevent personnel from being scratched.

Preferably, the inner fixing rod of the telescopic fixing rod has a square perforation in the middle, and the outer fixing rod is a square fixing rod.

Adopting the above scheme, the present invention adopts a portable article storage rack, which can shrink freely, is convenient for storage, and occupies a small area; it can be stably fixed in different places, which is convenient for drying clothes in different places in different weathers, and facilitates people's lives.

Description of drawings

Fig. 1 is a structural schematic diagram of an example of the present invention.

detailed description

In order to facilitate the understanding of the present invention, the present invention will be described in more detail below in conjunction with the accompanying drawings and specific embodiments. Preferred embodiments of the invention are shown in the accompanying drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described in this specification. On the contrary, these embodiments are provided to make the understanding of the disclosure of the present invention more thorough and comprehensive.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical", "horizontal", "left", "right" and similar expressions are used in this specification for the purpose of description only.

Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used in the description of the present invention in this specification are only for the purpose of describing specific embodiments, and are not used to limit the present invention. The term "and/or" used in this specification includes any and all combinations of one or more of the associated listed items.

The present invention will be further described below in conjunction with accompanying drawings and examples.

A portable article placement rack, including a suction cup fixing device 501, a positioning block 502, a telescopic rod 503, a material placement device 504, a chain barrel 505, a stainless steel hydraulic hinge 506, a stainless steel hinge 507, a telescopic rod fixing block 508, a fixing barrel 509, Telescopic fixing rod 510, positioning screw rod 511;

The fixing cylinder 509 is in a square shape with a concave thread in the middle;

The left and right sides of the upper end of the fixed cylinder 509 are provided with grooves, and the left and right grooves are connected;

The telescopic rod fixing block 508 is provided with four pieces, and the outer side of the telescopic rod fixing block 508 is provided with slots;

The telescopic fixed rod 510 is provided with four, and the inner side of the telescopic fixed rod 510 is provided with a stainless steel hydraulic hinge;

It is convenient to fold and store the telescopic fixed rod;

The telescopic fixed rod 510 is connected with its telescopic rod fixed block 508 through a stainless steel hydraulic hinge, and is respectively arranged in the outer slot of the telescopic rod fixed block 508;

Said device is used to fix and support the upper end items;

The left and right telescopic fixed rods are longer than the front and rear telescopic fixed rods;

It is convenient to expand and fix indoors;

The outer upper end and the lower end of the telescopic fixing rod 510 are respectively provided with a groove, and the positioning block 502 is arranged in the upper end groove and connected by welding;

The upper end of the positioning block 502 is provided with a round hole;

The positioning screw 511 is set in the threaded circular hole of the positioning block 502, and passes through the telescopic fixing rod 510;

The suction cup fixing device 501 is arranged in the groove at the lower end of the telescopic fixing rod 510;

The suction cup fixing device is convenient to put into the indoor drying and picking up items and smooth areas;

The suction cup fixing device 501 includes a plastic suction cup, a spring, and an iron sheet;

The side of the groove at the upper end of the telescopic fixing rod is provided with four round holes arranged in a ring;

The iron sheet is provided with two pieces;

There are four springs, and the springs and their iron sheets are connected by welding and arranged in a ring;

The spring passes through the four round holes of the telescopic fixed rod, and the iron sheet is arranged in the groove at the upper end of the telescopic fixed rod;

The iron sheet is set on the upper plane of the groove at the lower end of the telescopic fixed rod by welding;

The lower end iron sheet is fastened to its plastic suction cup by fixing glue;

There is a circular perforation between the iron sheet in the groove at the upper end of the telescopic fixing rod and the iron sheet at the lower end;

The upper end of the inner plane of the groove at the lower end of the telescopic fixing rod is provided with a circular threaded hole;

The positioning screw 511 is arranged in the perforation between the upper groove and the lower groove of the telescopic fixed rod 510;

The convenient screw fastening is used for outdoor dirt areas;

The positioning screw 511 includes a nut, a screw, and a screw sleeve;

The upper end of the screw is smaller than the lower end;

The upper part of the upper end of the screw is a threaded rod, the lower part of the upper end of the screw is a fixed rod, and the lower end of the screw is a threaded rod;

The gasket is set in the threaded groove at the upper end of the inner plane of the groove at the lower end of the telescopic fixed rod;

The threaded rod at the lower end of the screw rod matches the circular threaded hole at the upper end of the inner plane of the groove at the lower end of the telescopic fixed rod;

The screw sleeve is set in the middle of the groove at the upper end of the telescopic fixing rod and the groove at the lower end, and the lower end is connected to the iron sheet by welding;

The middle of the screw sleeve and the middle of the corresponding iron sheet are perforated;

The upper end of the screw rod passes through the circular threaded round hole at the upper end of the inner plane of the groove at the lower end of the telescopic fixed rod, and at the same time passes through the screw sleeve;

The nut is matched with the thread at the upper end of the screw rod;

The bottom is convenient for the device to be placed in different places, and the suction cup fixing device is convenient for placing in smooth areas; the telescopic fixing rod is convenient for placing on the cement ground; the positioning screw is convenient for fixing in muddy areas;

The lower end of the telescopic rod 503 is provided with an external screw rod, and is matched with the concave circle of the upper end of the fixed cylinder;

The upper end of the telescopic rod 503 is square, and the lower end is circular;

The material placing device 504 is arranged on the upper end of the telescopic rod 503;

The material placing device 504 includes a material placing rod and a telescopic rod two;

The material placing rod is provided with a front material placing rod, a middle material placing rod, and a rear end material placing rod;

The front-end material placement rod and the rear-end material placement rod are provided with threaded perforations, and are arranged in a straight line;

Perforations are provided on the side of the intermediate material placement rod, and are arranged in a straight line;

The perforation of the intermediate material placing rod is larger than the threaded perforation of the front material placing rod and the rear material placing rod;

The intermediate material placement rod is fixed at the middle position of the telescopic rod by screws;

The two telescopic rods are located on the left and right sides of the middle material placement rod, and are respectively connected to the front end material placement rod and the rear end material placement rod;

The telescopic rod is used to shrink the front-end material placement rod and the rear-end material placement rod for convenient storage;

The material placement rod includes a left end material placement rod, a middle end material placement rod, and a right end material placement rod;

The material placing rod at the left end and the material placing rod at the middle end are connected to each other through a stainless steel hydraulic hinge 506;

The material placing rod at the middle end is connected with the material placing rod at the right end through a stainless steel hydraulic hinge;

Easy to fold and store;

Described stainless steel hinge 507 is provided with two, is used for controlling its opening angle;

The stainless steel hinge on the left is used to connect the material placement rod and the telescopic rod at the left end, and the stainless steel hinge on the right is used to connect the material placement rod and the telescopic rod at the right end;

The chain barrel 505 is set in the threaded hole on the side of the material placement rod;

The chain barrel is convenient to shrink back and forth, and it is convenient to take out items;

The chain barrel includes a chain and a fastening rod;

The fastening rods are arranged at the left and right ends of the chain, and the left and right outer sides of the fastening rods are threaded, and cooperate with the threaded holes on the sides of the front-end material placement rod and the rear-end material placement rod.

Preferably, the upper end of the material placement device is provided with slots, and the slots are arranged in a straight line;

The slot is convenient for picking up items and prevents them from slipping.

Preferably, the upper end of the telescopic rod has a square shape with slots on the four sides, and the slots on the four sides of the telescopic rod are provided with upper end slots and lower end slots;

The upper end of the side of the telescopic rod is slotted to facilitate the bending and insertion of the material placement device;

The lower end of the telescopic rod is slotted to facilitate the insertion of the telescopic fixed rod and cooperate with it.

Preferably, the four sides of the square at the upper end of the telescopic rod are provided with rounded corners to prevent personnel from being scratched.

Preferably, the middle of the inner fixed rod of the telescopic fixed rod is a square perforation, and the outer fixed rod is a square fixed rod; the outer fixed rod is convenient for storing and fixing the positioning screw and its suction cup fixing device.

When in use, the device is convenient to shrink, takes up little space, and has an extended position for drying more things. The upper and lower ends are foldable, which is convenient for storage; and the lower end adopts a variety of fixing methods, which are suitable for drying in different places; the fixing cylinder is square in shape, and there is a thread concave circle in the middle; the left and right sides of the upper end of the fixing cylinder There are grooves, and the left and right grooves are connected; the telescopic rod fixing block is provided with four pieces, and the outer side of the telescopic rod fixing block is provided with slots; the telescopic fixing rod is provided with four pieces, and the inner side of the telescopic fixing rod A stainless steel hydraulic hinge is provided; the middle of the inner fixed rod of the telescopic fixed rod is a square perforation, and the outer fixed rod is a square fixed rod; the outer fixed rod is convenient for the storage and fixing of the positioning screw and its suction cup fixing device. It is convenient to fold and store the telescopic fixed rod; the telescopic fixed rod is connected with the fixed block of the telescopic rod through a stainless steel hydraulic hinge, and is respectively arranged in the slot outside the fixed block of the telescopic rod; the device is used to fix and support the upper end items; The left and right telescopic fixing rods are longer than the front and rear telescopic fixing rods; it is convenient for indoor deployment and fixing; the outer upper end and lower end of the telescopic fixing rods are respectively provided with a groove, and the positioning block is arranged in the upper slot and connected by welding; The upper end of the positioning block is provided with a round hole; the positioning screw is set in the threaded hole of the positioning block and passes through the telescopic fixing rod; the suction cup fixing device is arranged in the groove at the lower end of the telescopic fixing rod; the suction cup fixing device is convenient to put Take items and smooth areas indoors; the suction cup fixing device includes plastic suction cups, springs, and iron sheets; four round holes are arranged on the sides of the groove at the upper end of the telescopic fixing rod, and are arranged in a ring; the iron sheets are provided with Two pieces; the springs are provided with four pieces, and the springs and their iron sheets are connected by welding to form a circular arrangement; the springs pass through the four round holes of the telescopic fixed rod, and the iron sheets are set in the groove at the upper end of the telescopic fixed rod The iron sheet is set on the upper plane of the groove at the lower end of the telescopic fixed rod by welding; the lower iron sheet is fastened with its plastic suction cup through fixing glue; the iron sheet in the groove at the upper end of the telescopic fixed rod and the lower iron sheet There is a circular perforation; the upper end of the inner surface of the groove at the lower end of the telescopic fixing rod is provided with a circular threaded hole; the positioning screw is arranged in the middle perforation hole between the groove at the upper end of the telescopic fixing rod and the groove at the lower end; the fastening screw , used in outdoor soil areas; the positioning screw includes a nut, a screw, and a screw sleeve; the upper end of the screw is smaller than the lower end; the upper end of the screw is a threaded rod, the lower end of the screw is a fixed rod, and the lower end of the screw is a thread Rod; the sealing gasket is arranged in the threaded groove at the upper end of the inner plane of the lower end groove of the telescopic fixed rod; the threaded rod at the lower end of the screw is matched with the circular threaded round hole at the upper end of the inner plane of the lower end groove of the telescopic fixed rod; the screw sleeve Set in the perforation between the upper groove and the lower groove of the telescopic fixed rod, and the lower end is welded to the iron sheet; the middle of the screw sleeve and the middle of the corresponding iron sheet are perforated; the upper end of the screw passes through the lower groove of the telescopic fixed rod The upper end of the inner plane has a circular threaded hole, and passes through the screw sleeve at the same time; the nut is matched with the upper end of the screw rod; the bottom is convenient for placing the device in different places, and the suction cup fixing device is convenient for placing in a smooth area; the telescopic fixing The rod is conveniently placed on the concrete floor; the positioning screw is convenient to be fixed on the soil area; the lower end of the telescopic rod is provided with an external screw rod, and is matched with the concave circle at the upper end of the fixed cylinder; the upper end of the telescopic rod is square, and the lower end is round The square shape of the upper end of the telescopic rod is provided with slots on the four sides, and the slots on the four sides of the telescopic rod are provided with slots at the upper end and lower end; the upper end of the telescopic rod is grooved to facilitate the bending of the material placement device. The lower end of the telescopic rod is slotted to facilitate the insertion of the telescopic fixed rod and cooperates with it; the material placement device is arranged at the upper end of the telescopic rod; the upper end of the material placement device is provided with slots, and the slots are arranged in a straight line; The slots are convenient for picking up items and prevent slipping; the items are placed The device includes a material placement rod and a telescopic rod two; the material placement rod is provided with a front material placement rod, a middle material placement rod, and a rear end material placement rod; Perforated and arranged in a straight line; the side of the intermediate material placement rod is provided with perforations and arranged in a straight line; the perforation of the intermediate material placement rod is larger than the threaded holes of the front material placement rod and the rear material placement rod;

The intermediate material placement rod is fixed to the middle position of the telescopic rod by screws; the second telescopic rod is arranged on the left and right sides of the middle material placement rod, and is respectively connected to the front material placement rod and the rear end material placement rod; the telescopic rod is used for The front-end material placement rod and the rear-end material placement rod are shrunk for convenient storage; the material placement rods are respectively the left end material placement rod, the middle end material placement rod, and the right end material placement rod; the left end material placement rod and the middle end material placement rod The rods are connected to each other through a stainless steel hydraulic hinge 506; the middle end material placement rod is connected with the right end material placement rod through a stainless steel hydraulic hinge; it is convenient for folding and storage; the stainless steel hinge is provided with two for controlling its opening angle ; The left stainless steel hinge is used to connect the left material placement rod and the telescopic rod, and the right stainless steel hinge is used to connect the right end material placement rod and the telescopic rod; the chain barrel is set in the threaded hole on the side of the material placement rod; The chain barrel is convenient to shrink back and forth, and it is convenient to take out items; the chain barrel includes a chain and a fastening rod; The placing rod matches the threaded perforation on the side of the rear end material placing rod. Said device is convenient to be fixed, convenient to shrink, and adapted to be fixed in different places.

The invention adopts a portable article storage rack, which can shrink freely, is convenient for storage, and occupies a small area; it can be stably fixed in different places, which is convenient for drying clothes in different places in different weathers, and is convenient for people's life.

It should be noted that the above-mentioned technical features continue to be combined with each other to form various embodiments not listed above, which are all regarded as the scope of the description of the present invention; and, for those of ordinary skill in the art, improvements can be made according to the above description Or transformation, and all these improvements and transformations should belong to the protection scope of the appended claims of the present invention.

Claims (5)

1. A portable article placement rack, characterized in that it includes a suction cup fixing device, a positioning block, a telescopic rod, a material placement device, a chain drum, a stainless steel hydraulic hinge, a stainless steel hinge, a telescopic rod fixing block, a fixing cylinder, and a telescopic fixing rod , positioning screw; The fixing cylinder is in a square shape with a concave thread in the middle; There are grooves on the left and right sides of the upper end of the fixed cylinder, and the left and right grooves are connected; The telescopic rod fixing block is provided with four pieces, and the outer side of the telescopic rod fixing block is provided with slots; There are four telescopic fixed rods, and the inner side of the telescopic fixed rods is provided with a stainless steel hydraulic hinge; The telescopic fixed rod is connected with the fixed block of the telescopic rod through a stainless steel hydraulic hinge, and is respectively arranged in the outer slot of the fixed block of the telescopic rod; The left and right telescopic fixed rods are longer than the front and rear telescopic fixed rods; The outer upper end and the lower end of the telescopic fixed rod are respectively provided with a groove, and the positioning block is arranged in the upper groove and connected by welding; The upper end of the positioning block is provided with a round hole; The positioning screw is set in the threaded hole of the positioning block and passes through the telescopic fixing rod; The suction cup fixing device is arranged in the groove at the lower end of the telescopic fixing rod; The suction cup fixing device includes a plastic suction cup, a spring, and an iron sheet; The side of the groove at the upper end of the telescopic fixing rod is provided with four round holes arranged in a ring; The iron sheet is provided with two pieces; There are four springs, and the springs and their iron sheets are connected by welding and arranged in a ring; The spring passes through the four round holes of the telescopic fixed rod, and the iron sheet is arranged in the groove at the upper end of the telescopic fixed rod; The iron sheet is set on the upper plane of the groove at the lower end of the telescopic fixed rod by welding; The lower end iron sheet is fastened to its plastic suction cup by fixing glue; There is a circular perforation between the iron sheet in the groove at the upper end of the telescopic fixing rod and the iron sheet at the lower end; The upper end of the inner plane of the groove at the lower end of the telescopic fixing rod is provided with a circular threaded hole; The positioning screw is arranged in the middle perforation between the upper end groove and the lower end groove of the telescopic fixed rod; The positioning screw includes a nut, a screw, and a screw sleeve; The upper end of the screw is smaller than the lower end; The upper part of the upper end of the screw is a threaded rod, the lower part of the upper end of the screw is a fixed rod, and the lower end of the screw is a threaded rod; The gasket is set in the threaded groove at the upper end of the inner plane of the groove at the lower end of the telescopic fixed rod; The threaded rod at the lower end of the screw rod matches the circular threaded hole at the upper end of the inner plane of the groove at the lower end of the telescopic fixed rod; The screw sleeve is set in the middle of the groove at the upper end of the telescopic fixing rod and the groove at the lower end, and the lower end is connected to the iron sheet by welding; The middle of the screw sleeve and the middle of the corresponding iron sheet are perforated; The upper end of the screw rod passes through the circular threaded round hole at the upper end of the inner plane of the groove at the lower end of the telescopic fixed rod, and at the same time passes through the screw sleeve; The nut is matched with the thread at the upper end of the screw rod; The lower end of the telescopic rod is provided with an external screw rod, and is matched with the concave circle of the upper end of the fixed cylinder; The upper end of the telescopic rod is square, and the lower end is circular; The material placement device is arranged at the upper end of the telescopic rod; The material placement device includes a material placement rod and a telescopic rod two; The material placing rod is provided with a front material placing rod, a middle material placing rod, and a rear end material placing rod; The front-end material placement rod and the rear-end material placement rod are provided with threaded perforations, and are arranged in a straight line; Perforations are provided on the side of the intermediate material placement rod, and are arranged in a straight line; The perforation of the intermediate material placing rod is larger than the threaded perforation of the front material placing rod and the rear material placing rod; The intermediate material placement rod is fixed at the middle position of the telescopic rod by screws; The two telescopic rods are located on the left and right sides of the middle material placement rod, and are respectively connected to the front end material placement rod and the rear end material placement rod; The material placement rod includes a left end material placement rod, a middle end material placement rod, and a right end material placement rod; The material placing rod at the left end and the material placing rod at the middle end are connected to each other through a stainless steel hydraulic hinge; The material placement rod at the middle end is connected with the material placement rod at the right end through a stainless steel hydraulic hinge; There are two stainless steel hinges; The stainless steel hinge on the left is used to connect the material placement rod at the left end and the telescopic rod, and the stainless steel hinge on the right is used to connect the material placement rod and the telescopic rod at the right end; The chain barrel is set in the threaded hole on the side of the material placement rod; The chain cylinder includes a chain and a fastening rod; The fastening rod is arranged at the left and right ends of the chain, and the outer sides of the left and right ends of the fastening rod are threaded, and are matched with the threaded holes on the side of the front material placement rod and the back end material placement rod. 2. A portable article storage rack according to claim 1, characterized in that, the upper end of the material placement device is provided with slots, and the slots are arranged in a straight line. 3. A portable article storage rack according to claim 1, characterized in that the upper end of the telescopic rod has a square shape and four sides are provided with slots, and the four sides of the telescopic rod are provided with slots at the upper end and lower end. . 4. A portable article storage rack according to claim 1, characterized in that the upper end of the telescopic rod is provided with rounded corners on the four sides of the square to prevent personnel from being scratched. 5 . The portable article storage rack according to claim 1 , wherein the middle of the telescopic fixing rod is a square perforation, and the outer fixing rod is a square fixing rod. 6 .