CN111942800B - Two-layer loft type goods shelf with convertible use space - Google Patents
Two-layer loft type goods shelf with convertible use space Download PDFInfo
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- CN111942800B CN111942800B CN202010907576.1A CN202010907576A CN111942800B CN 111942800 B CN111942800 B CN 111942800B CN 202010907576 A CN202010907576 A CN 202010907576A CN 111942800 B CN111942800 B CN 111942800B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0002—Castors in general; Anti-clogging castors assembling to the object, e.g. furniture
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/04—Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C9/00—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes
- E06C9/06—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted
- E06C9/08—Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes movably mounted with rigid longitudinal members
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- Civil Engineering (AREA)
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- Warehouses Or Storage Devices (AREA)
Abstract
The invention discloses a two-layer loft type goods shelf with convertible use space, and belongs to the field of goods shelves. The two-layer loft type goods shelf comprises a loft goods shelf main body and a lifting type stair assembly, wherein a floor plate of the loft goods shelf adopts a detachable structure and is matched with the lifting type stair assembly, when the shelf is used, the floor plates are sequentially laid on the floor plate supporting frame to form an upper shelf, the stair mechanism is positioned at one side of the shelf to be used as a stair for going up and down the upper shelf, when the top space of the goods shelf main body needs to be made out, each floor board is sequentially stacked on the corresponding stair treads from top to bottom by utilizing the stair treads of the stair mechanism, and each floor board is moved to one side of the attic goods shelf, so that the top space of the goods shelf frame body is vacated, the flexible change of the use space of the attic goods shelf is realized, the space can be stored and used in an interlayer, the building height space can be fully utilized, the space utilization rate of occasions such as a warehouse is improved, and the flexibility of the space use is also improved.
Description
Technical Field
The invention relates to an attic shelf, in particular to a two-layer attic shelf with convertible use space.
Background
In recent years, with the continuous development of economy, the demands of various industries on warehouse construction are gradually increased, for example, in the e-commerce industry, due to the fact that the e-commerce products are various in types and the business mode and the logistics demand are greatly different from those of the traditional enterprises, the flexible application of the warehouse space becomes a difficult problem of a plurality of e-commerce enterprises. Especially for medium and small-sized electric enterprises, as no professional storage factory buildings exist, the temporary storage space is usually required to be built, so that the reasonable utilization of the storage space is important.
The loft type shelf is a middle loft built on the existing working site to increase the storage space, is suitable for various large-batch or various small-batch goods, and has good applicability to the storage of small and medium-sized enterprises. The existing loft type goods shelves usually use a medium-sized shelf type goods shelf or a heavy-duty shelf type goods shelf as a main body to support and add a floor panel, and the floor panel usually adopts a cold-rolled steel floor slab, a patterned steel floor slab or a steel grating floor slab. For example, "an attic shelf" disclosed in chinese patent No. ZL201720634139.0, "a novel attic shelf" disclosed in chinese patent No. ZL201821124446.5, and "an attic shelf" disclosed in chinese patent No. ZL 201920158847.0. However, after the existing loft type shelf is built, the storage space is usually difficult to change, different products can only be placed on the upper layer or the lower layer of the shelf, and many ultra-high articles can not be stored on the loft type shelf, so that the loft type shelf needs to be temporarily dismantled or a warehouse is replaced for storage in many times, and great inconvenience is caused to the storage work of enterprises with various product types.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to overcome the defects of poor space utilization flexibility and the like of the existing attic goods shelf, and provides a two-layer attic goods shelf with convertible use space, which adopts the technical scheme that the floor plates of the attic goods shelf adopt a detachable structure and are matched with a lifting stair assembly, when the attic goods shelf is used, the floor plates are sequentially laid on a floor plate support frame to form an upper goods shelf, a stair mechanism is positioned at one side of the attic goods shelf and used as stairs of upper and lower upper goods shelves, when the top space of a goods shelf main body needs to be made up, the floor plates of the stair mechanism are sequentially stacked on the corresponding stair treads from top to bottom and are moved to one side of the attic goods shelf, so that the top space of a goods shelf frame body is vacated, the flexible conversion of the use space of the attic goods shelf is realized, and the use of interlayer storage of the space can be realized, the building height space can be fully utilized, the space utilization rate of occasions such as a warehouse and the like is improved, and the flexibility of space use is also improved; and the lifting type stair assembly has two purposes, can be used as a stair for going up and down a loft shelf and also can be used as a storage rack for stacking floor plates when the loft shelf is not used, and has the advantages of reasonable and ingenious structural design, flexible and convenient use and reasonable space utilization.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention relates to a two-layer loft type shelf with convertible use space, which comprises a loft shelf main body and a lifting type stair assembly, wherein:
the shelf main body comprises a shelf frame body, a floor plate support frame and a plurality of floor plates, wherein the floor plate support frame is arranged at the top of the shelf frame body;
the lifting stair assembly is arranged on one side of the opening of the goods shelf frame body and comprises a bottom moving mechanism, an outer frame, an inner frame, a lifting driving mechanism and a stair mechanism, wherein the bottom of the outer frame is fixedly arranged on the bottom moving mechanism, the bottom moving mechanism drives the outer frame to move along the longitudinal direction of the goods shelf frame body, the inner frame is arranged on the outer frame through the lifting driving mechanism, and the lifting driving mechanism drives the inner frame to move up and down on the outer frame; the stair mechanism is arranged on the inner frame and comprises a plurality of layers of stair treads arranged on the inner frame along the up-down direction, the centers of the plurality of layers of stair treads are positioned on the same vertical straight line, the length of each stair tread is gradually reduced from bottom to top, and a step structure with gradient is formed on both sides of the stair mechanism;
the number of the stair treads is equal to or more than that of the floor plates on the attic shelf main body; when the attic goods shelf is used, the floor plates are sequentially laid on the floor plate supporting frame to form an upper goods shelf, the stair mechanism is positioned on one side of the opening of the goods shelf frame body, and the stair mechanism is positioned at the lower part of the outer frame and is used as a stair for going up and down the upper goods shelf; when the top space of the goods shelf main body needs to be vacated, the bottom moving mechanism drives the stair mechanism to move forwards to enable the stair treads at the upper part to be located below the nearest floor boards, then the lifting driving mechanism drives the stair mechanism to ascend, the nearest floor boards are lifted by utilizing the stair treads at the upper part, then the forward movement and the ascending movement of the stair mechanism are repeated to stack the floor boards on the corresponding stair treads from top to bottom in sequence, finally the bottom moving mechanism drives the stair mechanism to reset backwards, and meanwhile the lifting driving mechanism drives the stair mechanism and the floor boards to move to the upper part of the outer frame to enable the top space of the goods shelf frame body to be vacated.
Furthermore, the stair mechanism also comprises two stair support rods, a pedal limiting guide rod, a top rod and inclined support rods, wherein the two stair support rods are symmetrically arranged on the inner frame, the upper ends of the two stair support rods are rotatably arranged at the top of the inner frame, a plurality of support shaft rods are arranged on the two stair support rods at intervals along the length direction, a shaft rod sliding groove is horizontally arranged on each stair pedal, each stair pedal is arranged between the two stair support rods through the support shaft rods with corresponding height, the pedal limiting guide rod is vertically arranged on the inner frame, the middle of each stair pedal is in sliding fit with the pedal limiting guide rod through a sliding block, the lower parts of the two stair support rods are respectively hinged with one inclined support rod, the lower ends of the two inclined support rods are respectively hinged with the upper end of the top rod, and the lower end of the top rod can be matched with a bottom moving mechanism or the ground, when the stair mechanism descends to the lower part of the outer frame to be used as a stair of upper and lower upper-layer goods shelves, the two stair support rods are outwards unfolded through the two inclined support rods under the action of the ejector rod, so that the support shaft rods slide to the outermost sides of the shaft rod sliding grooves corresponding to the stair treads.
Furthermore, the middle part of the ejector rod is slidably mounted at the lower part of the pedal limiting guide rod, and a bottom limiting block for limiting the ejector rod is arranged at the bottom of the pedal limiting guide rod.
Furthermore, the bottom moving mechanism comprises a bottom frame, a moving driving motor, a transmission mechanism, transmission shafts and moving wheels, wherein two groups of moving wheels are respectively installed on the front side and the rear side of the bottom frame through the transmission shafts, the moving driving motor is installed on the bottom frame, and the output shaft of the moving driving motor is in transmission connection with the front transmission shaft and the rear transmission shaft through the two groups of transmission mechanisms respectively.
Furthermore, outer frame fixed mounting on the underframe, lift actuating mechanism include lift driving motor, lift drive lead screw and lift guide bar all vertically install on outer frame, inner frame slidable mounting on the lift guide bar, and the nut seat screw-thread fit on lift drive lead screw and the inner frame, lift driving motor install outer frame on, and lift driving motor's output shaft and lift drive lead screw transmission are connected.
Furthermore, the shelf frame body is of a rectangular frame structure, and the floor plate support frame is made of L-shaped angle steel.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following remarkable effects:
(1) the invention relates to a two-layer loft type goods shelf with convertible use space, which comprises a loft goods shelf main body and a lifting type stair assembly, wherein a floor plate of the loft goods shelf main body adopts a detachable structure and is matched with the lifting type stair assembly, when the loft goods shelf is used, the floor plate is sequentially laid on a floor plate support frame to form an upper-layer goods shelf, a stair mechanism is positioned at one side of the loft goods shelf and is used as a stair of an upper-layer goods shelf and a lower-layer goods shelf, when the top space of the goods shelf main body needs to be vacated, each floor plate is sequentially stacked on a corresponding stair step from top to bottom by utilizing the stair steps of the stair mechanism, and is moved to one side of the loft goods shelf to vacate the top space of a goods shelf frame body, thereby realizing the flexible interlayer conversion of the use space of the loft goods shelf, not only realizing the warehousing use of the space, but also fully, but also improves the flexibility of space use; in addition, the lifting type stair assembly has two purposes, can be used as a stair for going up and down a loft shelf and also can be used as a storage rack for stacking floor plates when the loft shelf is not used, and has the advantages of reasonable and ingenious structural design, flexible and convenient use and reasonable space utilization;
(2) the stair mechanism of the two-layer loft type goods shelf with the convertible use space further comprises stair support rods, pedal limiting guide rods, ejector rods and inclined support rods, wherein the two stair support rods are rotatably installed at the top of the inner frame, the stair pedals are installed between the two stair support rods through support shaft rods with corresponding heights, when the two stair shelf is used as a stair, the ejector rods at the bottom of the stair mechanism are abutted against a ground or bottom moving mechanism, the stair support rods incline outwards through the two inclined support rods, and the support shaft rods slide to the outermost sides of shaft rod sliding grooves of the corresponding stair pedals, so that the support of each stair pedal is more stable, and the support bearing capacity is stronger; when the lifting stair is used as a floor plate stacking and storing frame, each floor plate is stacked on the stair treads, and the two stair support rods are kept to droop in the process of upwards lifting the lifting stair by utilizing the gravity action of the floor plates and the stair treads, so that the space between the stair treads is increased, the floor plates can be conveniently placed or collected on the floor plate supporting frame one by one, and the placing or collecting action of the floor plates is more stable and reliable;
(3) according to the two-layer loft type goods shelf with the convertible use space, the middle part of the ejector rod is slidably mounted at the lower part of the pedal limiting guide rod, and the bottom limiting block used for limiting the ejector rod is arranged at the bottom of the pedal limiting guide rod, so that the ejector rod moves up and down more stably, and further provides a supporting function when being used as a stair, and the bearing capacity of the stair is ensured;
(4) according to the space-convertible two-layer loft type goods shelf, the bottom moving mechanism drives the whole lifting type stair assembly to horizontally move in a mode that the four moving wheels are driven by the motor, the structure is simple, and the movement is stable; the lifting driving mechanism adopts a motor to drive the screw nut transmission mechanism to realize the up-and-down movement of the inner frame, the stability of the lifting movement is high, and the precision control of the lifting position is convenient.
Drawings
FIG. 1 is a schematic diagram of a space-convertible two-tier attic rack of the present invention;
FIG. 2 is a schematic view of a two-tier attic shelf with convertible space in which the floor panel of the present invention is in a collapsed, landing position;
FIG. 3 is a schematic view of an embodiment of the invention using an elevating stair assembly in a space-convertible two-tier attic rack;
FIG. 4 is a schematic diagram of a stair mechanism for use in a space-convertible two-tier attic racking of the present invention;
FIG. 5 is a schematic view of a bottom moving mechanism for use in a space-convertible two-tier attic racking of the present invention;
fig. 6 is a schematic structural view of a stacking rack using the space-convertible two-story loft racking in which the elevating stair assembly of the present invention is used as a floor panel.
The reference numerals in the schematic drawings illustrate:
1. a loft shelf body; 1-1, a shelf frame body; 1-2, a floor board support frame; 1-3, floor panels;
2. a lifting stair assembly; 2-1, a bottom moving mechanism; 2-1-1, bottom frame; 2-1-2, a mobile driving motor; 2-1-3, a transmission mechanism; 2-1-4, a transmission shaft; 2-1-5, moving wheels; 2-2, an outer frame; 2-3, inner frame; 2-4, a lifting driving mechanism; 2-4-1, a lifting driving motor; 2-4-2, lifting driving screw rods; 2-4-3, a lifting guide rod; 2-5, a stair mechanism; 2-5-1, stair support bars; 2-5-2, a support shaft lever; 2-5-3, stair treads; 2-5-4, shaft rod chute; 2-5-5, a pedal limit guide rod; 2-5-6, a top rod; 2-5-7, diagonal brace rods; 2-5-8 and a bottom limiting block.
Detailed Description
For a further understanding of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
[ examples ]
Referring to fig. 1 to 3, a two-layer attic type shelf with convertible use space of the present embodiment includes an attic shelf main body 1 and an elevating stair assembly 2, wherein the attic shelf main body 1 includes a shelf frame 1-1, a floor panel support frame 1-2 and a plurality of floor panels 1-3, the shelf frame 1-1 is preferably a rectangular frame structure, the floor panel support frame 1-2 is installed on the top of the shelf frame 1-1 for laying the floor panels 1-3 on the floor panel support frame 1-2, the floor panels 1-3 are sequentially and transversely detachably laid on the floor panel support frame 1-2 to form an upper-layer attic shelf, the floor panel support frame 1-2 is preferably made of L-shaped angle steel, the L-shaped openings of two opposite floor panel support frames 1-2 are opposite, two ends of the floor boards 1-3 are respectively put in the notches of the floor board support frames 1-2 on the corresponding sides; one longitudinal side of the goods shelf frame body 1-1 is open, so that the lifting stair assembly 2 can move on the inner side of the goods shelf frame body 1-1 conveniently. The lifting stair assembly 2 is arranged on one open side of the goods shelf frame body 1-1, the lifting stair assembly 2 comprises a bottom moving mechanism 2-1, an outer frame 2-2, an inner frame 2-3, a lifting driving mechanism 2-4 and a stair mechanism 2-5, the bottom of the outer frame 2-2 is fixedly arranged on the bottom moving mechanism 2-1, the bottom moving mechanism 2-1 drives the outer frame 2-2 to move longitudinally along the goods shelf frame body 1-1, the inner frame 2-3 is arranged on the outer frame 2-2 through the lifting driving mechanism 2-4, and the lifting driving mechanism 2-4 drives the inner frame 2-3 to move up and down on the outer frame 2-2; the stair mechanism 2-5 is arranged on the inner frame 2-3, the stair mechanism 2-5 comprises a plurality of layers of stair treads 2-5-3 which are arranged on the inner frame 2-3 along the up-down direction, the centers of the plurality of layers of stair treads 2-5-3 are positioned on the same vertical straight line, the length of each stair tread 2-5-3 is gradually reduced from bottom to top, a step tread structure with slopes is formed on two sides of the stair mechanism 2-5, and the slopes of the stair treads 2-5-3 are utilized to form a stair, so that people can conveniently come in and go out on shelves of a loft on the upper layer. The number of the stair treads 2-5-3 is equal to or more than that of the floor boards 1-3 on the attic shelf body 1; referring to fig. 1, when the attic shelf is used, the floor boards 1-3 are sequentially laid on the floor board support frames 1-2 to form upper-layer shelves, the stair mechanism 2-5 is positioned at the open side of the shelf frame body 1-1, the stair mechanism 2-5 is positioned at the lower part of the outer frame 2-2 to serve as stairs for going up and down the upper-layer shelves, and the upper-layer attic shelf can be gone up and down by utilizing the stair mechanism 2-5; referring to fig. 2, when the top space of the shelf body 1 needs to be made, the bottom moving mechanism 2-1 drives the stair mechanism 2-5 to move forward to make the upper stair tread 2-5-3 be located below the nearest floor panel 1-3, then the lifting driving mechanism 2-4 drives the stair mechanism 2-5 to ascend, the nearest floor panel 1-3 is lifted by using the upper stair tread 2-5-3, then the forward movement and the ascending movement of the stair mechanism 2-5 are repeated to stack each floor panel 1-3 on the corresponding stair tread 2-5-3 from top to bottom in sequence, finally the bottom moving mechanism 2-1 drives the stair mechanism 2-5 to reset backwards, and simultaneously the lifting driving mechanism 2-4 drives the stair mechanism 2-5 and each floor panel 1-3 to move to the upper part of the outer frame 2-2, the top space of the shelf frame body 1-1 is vacated, and higher storage space is convenient to use.
As shown in FIG. 3 and FIG. 4, in this embodiment, the stair mechanism 2-5 further includes two stair support rods 2-5-1, two pedal position-limiting guide rods 2-5-5, two push rods 2-5-6 and two diagonal rods 2-5-7, the stair support rods 2-5-1 are symmetrically disposed on the inner frame 2-3, the upper ends of the two stair support rods 2-5-1 are rotatably mounted on the top of the inner frame 2-3 and can freely rotate relative to the inner frame 2-3, a plurality of support shaft rods 2-5-2 are disposed on the two stair support rods 2-5-1 at intervals along the length direction, the support shaft rods 2-5-2 on the two stair support rods 2-5-1 have the same interval, and the corresponding support shaft rods 2-5-1 on the two stair support rods 2-5-1 2 are positioned on the same horizontal plane, each stair tread 2-5-3 is horizontally provided with a shaft rod sliding groove 2-5-4, each stair tread 2-5-3 is arranged on the supporting shaft rod 2-5-2 through the shaft rod sliding groove 2-5-4, each stair tread 2-5-3 is arranged between the two stair supporting rods 2-5-1 through the supporting shaft rod 2-5-2 with the corresponding height, the pedal limiting guide rod 2-5-5 is vertically arranged on the inner frame 2-3, and the middle of each stair tread 2-5-3 is in sliding fit with the pedal limiting guide rod 2-5-5 through a sliding block, so that when the two stair supporting rods 2-5-1 rotate, the position of the supporting shaft rod 2-5-2 in the sliding groove 2-5-4 can be changed, and the spacing between adjacent stair treads 2-5-3 can be changed; the lower parts of the two stair supporting rods 2-5-1 are respectively hinged with an inclined strut 2-5-7, the lower ends of the two inclined struts 2-5-7 are respectively hinged with the upper ends of the ejector rods 2-5-6, the lower ends of the ejector rods 2-5-6 can be matched with the bottom moving mechanism 2-1 or the ground, when the stair mechanism 2-5 descends to the lower part of the outer frame 2-2 to be used as a stair for going up and down upper-layer goods shelves, the two stair supporting rods 2-5-1 are outwards unfolded through the two inclined struts 2-5-7 under the action of the ejector rods 2-5-6, so that the supporting shaft rods 2-5-2 slide to the outermost sides of shaft rod sliding grooves 2-5-4 of the corresponding stair treads 2-5-3, and the supporting of the stair treads 2-5-3 is more stable, the supporting and bearing capacity is stronger. Moreover, as shown in fig. 2 and fig. 6, when the stair mechanism 2-5 is used as a stair plate stacking storage rack, each stair plate is stacked on the stair treads, and the gravity action of the stair plates 1-3 and the stair treads 2-5-3 is utilized to enable the lifting stair to rise upwards, the two stair support rods 2-5-1 are kept to droop, the distance between the stair treads 2-5-3 is increased, the stair plates 1-3 can be conveniently placed or collected on the stair plate support frames 1-2 one by one, and the placing or collecting action of the stair plates 1-3 is more stable and reliable. In addition, in order to improve the stability of the ejector rod 2-5-6, the middle part of the ejector rod 2-5-6 is slidably mounted at the lower part of the pedal limiting guide rod 2-5-5, and the bottom of the pedal limiting guide rod 2-5-5 is provided with a bottom limiting block 2-5-8 for limiting the ejector rod 2-5-6, so that the up-and-down movement of the ejector rod 2-5-6 is more stable, and the support function is further provided when the stair is used as a stair, and the bearing capacity of the stair is ensured.
Referring to fig. 5, in this embodiment, the bottom moving mechanism 2-1 includes a bottom frame 2-1-1, a moving driving motor 2-1-2, a transmission mechanism 2-1-3, a transmission shaft 2-1-4 and moving wheels 2-1-5, two sets of moving wheels 2-1-5 are respectively installed on the front and rear sides of the bottom frame 2-1-1 through the transmission shafts 2-1-4, the moving driving motor 2-1-2 is installed on the bottom frame 2-1-1, and an output shaft of the moving driving motor 2-1-2 is respectively in transmission connection with the front and rear transmission shafts 2-1-4 through the two sets of transmission mechanisms 2-1-3. The mobile driving motor 2-1-2 preferably adopts a worm gear and worm double-output-shaft motor, the transmission mechanism 2-1-3 preferably adopts a synchronous belt transmission mechanism, and two output shafts of the mobile driving motor 2-1-2 are respectively in transmission fit with a group of transmission shafts 2-1-4 through a group of synchronous belt transmission mechanisms to drive the mobile wheels 2-1-5 on the transmission shafts 2-1-4 to roll. In order to ensure the moving stability of the bottom moving mechanism 2-1, a wheel groove track matched with the moving wheels 2-1-5 can be arranged at the bottom of the attic goods shelf main body 1, so that the bottom moving mechanism 2-1 can linearly move along the wheel groove track, and the structure is simple and the motion is stable. Returning to fig. 4, in this embodiment, the outer frame 2-2 is fixedly mounted on the bottom frame 2-1-1, the lifting driving mechanism 2-4 includes a lifting driving motor 2-4-1, a lifting driving screw 2-4-2 and a lifting guide bar 2-4-3, the lifting driving screw 2-4-2 and the lifting guide bar 2-4-3 are vertically mounted on the outer frame 2-2, the lifting guide bars 2-4-3 are preferably arranged in parallel, the inner frame 2-3 is slidably mounted on the lifting guide bar 2-4-3, the lifting driving screw 2-4-2 is in threaded fit with a nut seat on the inner frame 2-3, the lifting driving motor 2-4-1 is mounted on the outer frame 2-2, and the output shaft of the lifting driving motor 2-4-1 is in transmission connection with the lifting driving screw rod 2-4-2. The lifting driving motor 2-4-1 drives the lifting driving screw rod 2-4-2 to rotate, so that the inner frame 2-3 can be driven to move up and down, the stability of lifting motion is high, and the precision control of the lifting position is convenient.
In the two-layer loft type shelf with the convertible use space, when the two-layer loft type shelf is used, the shelf frame body 1-1 of the loft shelf main body 1 is fixed at a preset position of a warehouse or a workshop, and then the lifting stair assembly 2 is arranged on one side of the loft shelf main body 1, so that the lifting stair assembly 2 can move inwards through the open side of the loft shelf main body 1. When a two-layer attic shelf is used, the attic shelf main body 1 and the lifting stair assembly 2 are in the state shown in figure 1, the floor panel 1-3 is laid on the floor panel support frame 1-2 to form an interlayer shelf space, the stair mechanism 2-5 is positioned at the lower part of the outer frame 2-2, two stair support rods 2-5-1 are outwards supported by using ejector rods 2-5-6 and diagonal rods 2-5-7 to provide enough support for each layer of stair treads 2-5-3, and people can go up and down through the stair treads 2-5-3. When articles higher than the floor plates 1-3 need to be stored below the attic shelf main body 1, the mobile driving motor 2-1-2 is controlled to work at the moment, the stair mechanism 2-5 is driven to move to one side of the floor plates 1-3 for a moving distance, so that the stair treads 2-5-3 at the upper part are positioned at the bottom of the nearest floor plate 1-3, then the lifting driving motor 2-4-1 is controlled to work, the stair mechanism 2-5 is driven to ascend integrally, the nearest floor plate 1-3 is lifted, after the lifted floor plate 1-3 is separated from the floor plate support frame 1-2, the mobile driving motor 2-1-2 drives the stair mechanism 2-5 to move forwards again, so that the stair treads 2-5-3 at the lower layer are positioned at the bottom of the second floor plate 1-3, then controlling the lifting driving motor 2-4-1 to drive the stair mechanism 2-5 to move upwards again, lifting the second floor slab 1-3, repeating the action process, and respectively stacking each floor slab 1-3 on the corresponding stair treads 2-5-3; then, the whole lifting stair assembly 2 and the floor plate 1-3 are driven by the moving driving motor 2-1-2 to reset backwards, and the floor plate 1-3 is lifted to the upper part of the outer frame 2-2, so that the bottom space is not occupied.
The invention relates to a two-layer loft type goods shelf with convertible use space, the floor plate of the loft goods shelf adopts a detachable structure and is matched with a lifting stair assembly, when the shelf is used, the floor plates are sequentially laid on the floor plate supporting frame to form an upper shelf, the stair mechanism is positioned at one side of the shelf to be used as a stair for going up and down the upper shelf, when the top space of the goods shelf main body needs to be made out, each floor board is sequentially stacked on the corresponding stair treads from top to bottom by utilizing the stair treads of the stair mechanism, each floor board is moved to one side of the attic goods shelf, so that the top space of the goods shelf frame body is vacated, the flexible change of the use space of the attic goods shelf is realized, the space interlayer storage use can be realized, the building height space can be fully utilized, the space utilization rate of occasions such as warehouses and the like is improved, and the space use flexibility is also improved; and the lifting type stair assembly has two purposes, can be used as a stair for going up and down a loft shelf and also can be used as a storage rack for stacking floor plates when the loft shelf is not used, and has the advantages of reasonable and ingenious structural design, flexible and convenient use and reasonable space utilization.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. 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 the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (6)
1. The utility model provides a use convertible two layers of loft formula goods shelves in space, includes loft goods shelves main part (1) and over-and-under type stair assembly (2), its characterized in that:
the loft shelf main body (1) comprises a shelf frame body (1-1), floor panel support frames (1-2) and a plurality of floor panels (1-3), wherein the floor panel support frames (1-2) are installed at the top of the shelf frame body (1-1), the floor panels (1-3) are sequentially and transversely detachably paved on the floor panel support frames (1-2) in a horizontal mode, and one longitudinal side of the shelf frame body (1-1) is open;
the lifting stair assembly (2) is arranged on one side of the opening of the goods shelf frame body (1-1), the lifting stair assembly (2) comprises a bottom moving mechanism (2-1), an outer frame (2-2), an inner frame (2-3), a lifting driving mechanism (2-4) and a stair mechanism (2-5), the bottom of the outer frame (2-2) is fixedly arranged on the bottom moving mechanism (2-1), the bottom moving mechanism (2-1) drives the outer frame (2-2) to move along the longitudinal direction of the goods shelf frame body (1-1), the inner frame (2-3) is arranged on the outer frame (2-2) through a lifting driving mechanism (2-4), and the lifting driving mechanism (2-4) drives the inner frame (2-3) to move up and down on the outer frame (2-2); the stair mechanism (2-5) is arranged on the inner frame (2-3), the stair mechanism (2-5) comprises a plurality of layers of stair treads (2-5-3) which are arranged on the inner frame (2-3) along the up-down direction, the centers of the plurality of layers of stair treads (2-5-3) are positioned on the same vertical straight line, the length of each stair tread (2-5-3) is gradually reduced from bottom to top, and a stair step structure with gradient is formed on two sides of the stair mechanism (2-5);
the number of the stair treads (2-5-3) is equal to or more than that of the floor plates (1-3) on the attic shelf main body (1); when the attic shelf is used, the floor plates (1-3) are sequentially laid on the floor plate support frames (1-2) to form an upper shelf, the stair mechanism (2-5) is positioned on one side of the opening of the shelf frame body (1-1), and the stair mechanism (2-5) is positioned at the lower part of the outer frame (2-2) and is used as a stair for the upper and lower upper shelves; when the top space of the goods shelf main body (1) needs to be made out, the bottom moving mechanism (2-1) drives the stair mechanism (2-5) to move forwards to enable the stair treads (2-5-3) at the upper part to be positioned below the nearest floor boards (1-3), then the lifting driving mechanism (2-4) drives the stair mechanism (2-5) to ascend, the nearest floor boards (1-3) are lifted by utilizing the stair treads (2-5-3) at the upper part, then the forward movement and the ascending movement of the stair mechanism (2-5) are repeated to stack the floor boards (1-3) on the corresponding stair treads (2-5-3) from top to bottom in sequence, finally the bottom moving mechanism (2-1) drives the stair mechanism (2-5) to reset backwards, and simultaneously the lifting driving mechanism (2-4) drives the stair mechanism (2-5) and the floor boards The plate (1-3) moves to the upper part of the outer frame (2-2) to make the top space of the shelf frame body (1-1) vacate.
2. A space-using convertible two-tier attic rack as claimed in claim 1, wherein: the stair mechanism (2-5) further comprises stair support rods (2-5-1), pedal limiting guide rods (2-5-5), ejector rods (2-5-6) and diagonal support rods (2-5-7), the two stair support rods (2-5-1) are symmetrically arranged on the inner frame (2-3), the upper ends of the two stair support rods (2-5-1) are rotatably mounted at the top of the inner frame (2-3), a plurality of support shaft rods (2-5-2) are arranged on the two stair support rods (2-5-1) at intervals along the length direction, shaft rod sliding grooves (2-5-4) are horizontally arranged on each stair pedal (2-5-3), and each stair pedal (2-5-3) passes through the support shaft rods (2-5-3) at the corresponding height -2) is arranged between two stair supporting rods (2-5-1), the pedal limiting guide rod (2-5-5) is vertically arranged on an inner frame (2-3), the middle of each stair pedal (2-5-3) is in sliding fit with the pedal limiting guide rod (2-5-5) through a sliding block, the lower parts of the two stair supporting rods (2-5-1) are respectively hinged with an inclined strut (2-5-7), the lower ends of the two inclined struts (2-5-7) are respectively hinged with the upper ends of ejector rods (2-5-6), the lower ends of the ejector rods (2-5-6) can be matched with a bottom moving mechanism (2-1) or the ground, when the stair mechanism (2-5) descends to the lower part of the outer frame (2-2) to serve as a stair for an upper shelf and a lower shelf, under the action of the ejector rods (2-5-6), the two stair supporting rods (2-5-1) are outwards propped open through the two inclined supporting rods (2-5-7), so that the supporting shaft rods (2-5-2) slide to the outermost sides of the shaft rod sliding grooves (2-5-4) corresponding to the stair treads (2-5-3).
3. A space-using convertible two-tier attic rack as claimed in claim 2, wherein: the middle part of the ejector rod (2-5-6) is slidably arranged at the lower part of the pedal limiting guide rod (2-5-5), and the bottom of the pedal limiting guide rod (2-5-5) is provided with a bottom limiting block (2-5-8) for limiting the ejector rod (2-5-6).
4. A space-using convertible two-tier attic rack as claimed in claim 1 or 2 or 3, wherein: the bottom moving mechanism (2-1) comprises a bottom frame (2-1-1), a moving driving motor (2-1-2), a transmission mechanism (2-1-3), a transmission shaft (2-1-4) and a moving wheel (2-1-5), two groups of moving wheels (2-1-5) are respectively arranged at the front side and the rear side of the bottom frame (2-1-1) through transmission shafts (2-1-4), the moving driving motors (2-1-2) are arranged on the bottom frame (2-1-1), and the output shaft of the mobile driving motor (2-1-2) is respectively in transmission connection with the front transmission shaft (2-1-4) and the rear transmission shaft (2-1-3) through two groups of transmission mechanisms (2-1-3).
5. A space-using convertible two-tier attic rack as claimed in claim 4, wherein: the lifting device is characterized in that the outer frame (2-2) is fixedly arranged on the bottom frame (2-1-1), the lifting driving mechanism (2-4) comprises a lifting driving motor (2-4-1), a lifting driving screw rod (2-4-2) and a lifting guide rod (2-4-3), the lifting driving screw rod (2-4-2) and the lifting guide rod (2-4-3) are vertically arranged on the outer frame (2-2), the inner frame (2-3) is slidably arranged on the lifting guide rod (2-4-3), the lifting driving screw rod (2-4-2) is in threaded fit with a nut seat on the inner frame (2-3), the lifting driving motor (2-4-1) is arranged on the outer frame (2-2), and the output shaft of the lifting driving motor (2-4-1) is in transmission connection with the lifting driving screw rod (2-4-2).
6. A space-using convertible two-tier attic rack as claimed in claim 5, wherein: the shelf frame body (1-1) is of a rectangular frame structure, and the floor plate support frame (1-2) is made of L-shaped angle steel.
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| CN202010907576.1A CN111942800B (en) | 2020-09-02 | 2020-09-02 | Two-layer loft type goods shelf with convertible use space |
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| CN202010907576.1A CN111942800B (en) | 2020-09-02 | 2020-09-02 | Two-layer loft type goods shelf with convertible use space |
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| CN115990808B (en) * | 2023-03-21 | 2023-06-06 | 山东新高智能装备有限公司 | Intelligent multilayer angle steel discharging control center |
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