Rack capable of being quickly assembled

Abstract

The utility model relates to the technical field of machine frames, and provides a fast assembly type machine frame which comprises a bottom frame, supporting structures are fixed to the two sides of the top end of the bottom frame respectively, supporting columns are fixed to the top ends of the supporting structures respectively, a cross beam is arranged above the supporting columns respectively, and fast disassembly structures are fixed to the two sides of the bottom end of the cross beam respectively. The quick release structure comprises connecting bases fixed to the two sides of the bottom end of the cross beam, and connecting columns are arranged at the bottoms of the connecting bases. By arranging the quick release structure, the limiting shaft and the connecting base can be connected in a clamped mode through the limiting hole, the cross beam and the supporting column can be quickly separated conveniently, the limiting spring continuously presses the limiting shaft to be clamped into the limiting hole, and the locking state is still kept in the vibration environment; according to the rack capable of being rapidly assembled, the function that the supporting columns and the cross beam can be rapidly disassembled and assembled conveniently is achieved, and the convenience and the working efficiency of the rack capable of being rapidly assembled in the using process are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of rack, especially a quick assembly rack. BACKGROUND

[0002] With the rapid development of industrial automation, intelligent manufacturing and flexible production mode, the limitations of traditional fixed rack are increasingly prominent, the rack welded fixedly takes a long time in assembling, and the installation efficiency is low, and the rack is inconvenient to disassemble quickly after use, therefore a quick assembly rack needs to be designed.

[0003] Therefore, the patent with the publication number CN215101533U discloses a deep foundation pit operation assembly rack, the lower part of the rack is a square edge table, and the upper part is a cuboid, both are connected by steel pipes, long cross steel pipe connecting pieces, the four corners are rack legs, the rack legs are telescopic, the bottom layer of the rack is fixed with a ventilation mounting rack, and a blower is installed on the ventilation mounting rack. A gas detection alarm device and a control box are installed in the middle of the square edge table, and a camera is installed on the short cross support in the middle of the edge table. The deep foundation pit operation assembly rack integrates multiple practical functions such as quick and stable material lifting, real-time gas detection, intelligent air supply and automatic sound and light alarm, the rack is composed of steel pipes and connecting pieces, and the rack is convenient to disassemble, transport, install and operate, and the control is intelligent.

[0004] Although the assembly rack in the above can be disassembled conveniently during use, the steel pipes and the connecting pieces need to be fixed during installation, and the installation is not quick and convenient, therefore a quick assembly rack needs to be designed. INVENTION CONTENTS

[0005] The utility model aims at providing a quick assembly rack to solve the defects that the existing assembly rack needs to fix the steel pipes and the connecting pieces during installation, and the installation is not quick and convenient.

[0006] In order to solve the above technical problems, the utility model provides the following technical scheme: a quick assembly rack, which comprises a chassis.

[0007] Both sides of the top end of the chassis are fixed with support structures, and the top end of each support structure is fixed with a support column.

[0008] A cross beam is arranged above each support column, and a quick release structure is fixed to the bottom end of each cross beam, the quick release structure comprises a connecting seat fixed to the bottom end of the cross beam, a connecting column is arranged at the bottom of the connecting seat, a reserved groove is formed in the connecting column on both sides, a limiting spring is uniformly fixed to the inner wall of the connecting column in the reserved groove, one end of the limiting spring is fixed to a limiting shaft, and a limiting hole is formed in the bottom of the connecting seat on both sides.

[0009] The top of the cross beam is provided with a reinforcing structure.

[0010] Further, the support structure comprises support seats, connecting bolts and connecting blocks, the support seats are uniformly fixed to the two sides of the top end of the chassis, the top of the support seat is provided with a connecting block, and the bottom of the connecting block is penetrated by a connecting bolt.

[0011] Further, the support seats are symmetrically distributed on the two sides of the chassis, the connecting bolts pass through the connecting blocks and extend to the outside of the support seats.

[0012] Further, the inside of the limiting hole is provided with an ejection shaft, one end of the ejection shaft away from the connecting seat is fixed with a pressing block, and the side of the pressing block close to the connecting seat is uniformly fixed with a return spring.

[0013] Further, the bottom end of the connecting column is fixedly connected with the top end of the support column, the ejection shaft and the connecting seat are slidably connected through the limiting hole, and the central axis of the ejection shaft and the central axis of the limiting hole are collinear.

[0014] Further, one end of the return spring is fixedly connected with the outer wall of the connecting seat, and the limiting shaft forms a telescopic structure through the limiting spring.

[0015] Further, the reinforcing structure comprises accommodating grooves, reinforcing plates, limiting rods and fixed pins, the accommodating grooves are uniformly formed on one side of the top of the cross beam, the inside of the accommodating groove is provided with a reinforcing plate, the inside of the reinforcing plate is penetrated by a limiting rod, and the fixed pin is connected to one end of the top of the cross beam in interference.

[0016] Further, the accommodating grooves are equally distributed in the inside of the cross beam, one end of the limiting rod passes through the cross beam and extends to the inside of the cross beam, and the other end of the limiting rod passes through the cross beam and extends to the outside of the cross beam.

[0017] Further, the bottom end of the fixed pin passes through the cross beam and the limiting rod and extends to the inside of the cross beam.

[0018] The quick assembly type rack has the advantages that:

[0019] The quick disassembly structure is provided, the limiting shaft and the connecting seat can be connected through the limiting hole, the cross beam and the support column can be quickly separated, the limiting spring continuously presses the limiting shaft to be clamped in the inside of the limiting hole, the locking state is still maintained in the vibration environment, the device has the functions of quickly disassembling and assembling the support column and the cross beam, and the convenience and working efficiency of the quick assembly type rack during use are improved.

[0020] Through setting up the support structure, the support seats are symmetrically distributed on both sides of the chassis, through the through type design of the connecting bolt and the connecting block, the quick vertical positioning of the support column is realized, the cumbersome steps of traditional welding or bolt calibration are avoided, the device has the function of facilitating the quick installation of the vertical support column, and the convenience of the quick assembly type rack in use is improved;

[0021] Through setting up the reinforcing structure, the reinforcing plate is embedded in the accommodating groove uniformly arranged at the top of the cross beam and is fixed through the limiting rod, the deformation resistance of the high load area is improved, the reinforcing plate can be installed at any accommodating groove position as required, uneven load distribution is adapted, the fixed pin is adopted by interference fit, and the reinforcing plate can be replaced by hand pulling and inserting without the need of auxiliary tools, so that the device has the function of facilitating the reinforcing of the load bearing capacity of the rack top, and the stability and convenience of the quick assembly type rack in use are improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is an overall three-dimensional structure schematic view of the utility model;

[0023] Figure 2 It is an overall three-dimensional structure schematic view of the utility model;

[0024] Figure 3 It is a front view cross-sectional structure schematic view of the utility model;

[0025] Figure 4 It is a front view cross-sectional structure schematic view of the utility model; Figure 3 It is an enlarged structure schematic view of A in the middle;

[0026] Figure 5 It is a side view cross-sectional structure schematic view of the utility model;

[0027] Figure 6 It is a top view cross-sectional structure schematic view of the utility model.

[0028] The reference signs in the drawing are explained as follows: 1, chassis; 2, support structure; 21, support seat; 22, connecting bolt; 23, connecting block; 3, support column; 4, quick release structure; 41, connecting seat; 42, connecting column; 43, limiting hole; 44, ejection shaft; 45, pressing block; 46, return spring; 47, limiting shaft; 48, reserved groove; 49, limiting spring; 5, cross beam; 6, reinforcing structure; 61, accommodating groove; 62, reinforcing plate; 63, limiting rod; 64, fixed pin. DETAILED DESCRIPTION

[0029] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0030] Please refer to Figures 1-6 The utility model provides a quick assembly type rack, including the chassis 1.

[0031] Refer to Figures 1-3 , Figure 5 and Figure 6 The both sides of the top of chassis 1 are fixed with support structure 2, support structure 2 includes support seat 21, connecting bolt 22 and connecting block 23, support seat 21 is evenly fixed on the both sides of the top of chassis 1, the top of support seat 21 is provided with connecting block 23, the bottom of connecting block 23 is penetrated with connecting bolt 22, support seat 21 is distributed symmetrically on the both sides of chassis 1, connecting bolt 22 all passes through connecting block 23 and extends to the outside of support seat 21, the top of support structure 2 is fixed with support column 3.

[0032] When assembling, the connecting block 23 at the bottom of support column 3 is inserted into the inside of support seat 21, then connecting bolt 22 is used to fixedly connect support seat 21 and connecting block 23, when disassembling, pulling out connecting bolt 22 can release support column 3, and no tool is needed throughout.

[0033] Refer to Figures 1-5 The top of support column 3 is provided with crossbeam 5, the both sides of the bottom of crossbeam 5 are fixed with quick release structure 4, quick release structure 4 includes connecting seat 41 fixed on the both sides of the bottom of crossbeam 5, the bottom of connecting seat 41 is provided with connecting column 42, the both sides in the inside of connecting column 42 are provided with reserved slot 48, the inner wall of connecting column 42 in the inside of reserved slot 48 is evenly fixed with limit spring 49, one end of limit spring 49 is fixed with limit shaft 47, the both sides of the bottom of connecting seat 41 are provided with limit hole 43, the inside of limit hole 43 is provided with ejector shaft 44, one end of ejector shaft 44 away from connecting seat 41 is fixed with pressing block 45, the side close to connecting seat 41 of pressing block 45 is evenly fixed with return spring 46, the bottom of connecting column 42 is fixedly connected with the top of support column 3, ejector shaft 44 and connecting seat 41 are slidably connected through limit hole 43, the central axis of ejector shaft 44 and the central axis of limit shaft 47 are collinear, one end of return spring 46 and the outer wall of connecting seat 41 are fixedly connected, limit shaft 47 forms telescopic structure through limit spring 49.

[0034] Press the pressing block 45, the pressing block 45 will drive the ejection shaft 44 to slide, the ejection shaft 44 will touch the limiting shaft 47, so that the limiting shaft 47 moves to the direction of the reserved groove 48, at this time the limiting spring 49 is contracted, the limiting shaft 47 returns to the inside of the reserved groove 48, it is convenient to slide out the connecting column 42 from the inside of the connecting seat 41 downward, it is convenient to separate the cross beam 5 and the support column 3 quickly, when installing, the connecting column 42 drives the limiting shaft 47 to move to the inside of the connecting seat 41, when the limiting shaft 47 moves to one side of the limiting hole 43, the limiting spring 49 pops out and can push the one end of the limiting shaft 47 to be clamped into the inside of the limiting hole 43, so that the support column 3 and the cross beam 5 are quickly connected, and under the continuous compression of the limiting spring 49, it can always keep the locking state, avoids the separation of the support column 3 and the cross beam 5.

[0035] Referring to Figures 1-3 , Figure 5 and Figure 6 , the top of the cross beam 5 is provided with a reinforcing structure 6, the reinforcing structure 6 comprises a containing groove 61, a reinforcing plate 62, a limiting rod 63 and a fixed pin 64, the containing groove 61 is evenly arranged on one side of the top of the cross beam 5, the inside of the containing groove 61 is provided with the reinforcing plate 62, the inside of the reinforcing plate 62 is penetrated by the limiting rod 63, the fixed pin 64 is connected to one end of the top of the cross beam 5 in interference fit, the containing groove 61 is distributed at equal intervals in the inside of the cross beam 5, one end of the limiting rod 63 penetrates through the cross beam 5 and extends to the inside of the cross beam 5, the other end of the limiting rod 63 penetrates through the cross beam 5 and extends to the outside of the cross beam 5, the bottom end of the fixed pin 64 penetrates through the cross beam 5 and the limiting rod 63 and extends to the inside of the cross beam 5.

[0036] When installing, the reinforcing plate 62 is inserted into the containing groove 61, then the limiting rod 63 is inserted into the inside of the cross beam 5 and the reinforcing plate 62 through the square reserved hole at one end of the cross beam 5, finally the fixed pin 64 is inserted to lock, when disassembling, the fixed pin 64 is pulled out, so that the reinforcing plate 62 can be taken out, which is convenient for free installation and disassembly of the reinforcing plate 62.

[0037] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A quick-assembly rack, comprising a base frame (1); characterized in that: both sides of the top end of the base frame (1) are fixed with support structures (2), and the top end of each support structure (2) is fixed with a support column (3); the upper part of each support column (3) is provided with a cross beam (5), and the bottom end of the cross beam (5) is fixed with a quick-release structure (4) on both sides, the quick-release structure (4) comprises a connecting seat (41) fixed on both sides of the bottom end of the cross beam (5), the bottom of the connecting seat (41) is provided with a connecting column (42), and both sides of the connecting column (42) inside are provided with a reserved groove (48), the inner wall of the connecting column (42) inside the reserved groove (48) is uniformly fixed with a limiting spring (49), one end of the limiting spring (49) is fixed with a limiting shaft (47), and both sides of the bottom of the connecting seat (41) are provided with a limiting hole (43); the top of the cross beam (5) is provided with a reinforcing structure (6).

2. The quick-assembly rack of claim 1, wherein: The support structure (2) comprises a support seat (21), a connecting bolt (22) and a connecting block (23), the support seat (21) is uniformly fixed on both sides of the top end of the base frame (1), the top of the support seat (21) is provided with the connecting block (23), and the connecting block (23) penetrates through the connecting bolt (22) at the bottom.

3. A rapidly-erectable rack as defined in claim 2, wherein: The support seat (21) is symmetrically distributed on both sides of the base frame (1), and the connecting bolt (22) penetrates through the connecting block (23) and extends to the outside of the support seat (21).

4. The rapidly erectable rack of claim 1, wherein: The inside of the limiting hole (43) is provided with an ejection shaft (44), one end of the ejection shaft (44) away from the connecting seat (41) is fixed with a pressing block (45), and the side of the pressing block (45) close to the connecting seat (41) is uniformly fixed with a return spring (46).

5. A rapidly erectable rack as claimed in claim 4, wherein: The bottom end of the connecting column (42) is fixedly connected with the top end of the support column (3), the ejection shaft (44) and the connecting seat (41) are slidably connected through the limiting hole (43), and the central axis of the ejection shaft (44) is collinear with the central axis of the limiting shaft (47).

6. A rapidly erectable rack as defined in claim 4, wherein: One end of the return spring (46) is fixedly connected with the outer wall of the connecting seat (41), and the limiting shaft (47) constitutes a telescopic structure through the limiting spring (49).

7. The rapidly erectable rack of claim 1, wherein: The reinforcing structure (6) comprises a containing groove (61), a reinforcing plate (62), a limiting rod (63) and a fixed pin (64), the containing groove (61) is uniformly provided on one side of the top of the cross beam (5), the inside of the containing groove (61) is provided with the reinforcing plate (62), the inside of the reinforcing plate (62) penetrates through the limiting rod (63), and the fixed pin (64) is interference-fit connected to one end of the top of the cross beam (5).

8. A rapidly-erectable rack as defined in claim 7, wherein: The containing grooves (61) are equally spaced inside the cross beam (5), one end of the limiting rod (63) penetrates through the cross beam (5) and extends to the inside of the cross beam (5), and the other end of the limiting rod (63) penetrates through the cross beam (5) and extends to the outside of the cross beam (5).

9. A rapidly erectable rack as defined in claim 7, wherein: The bottom end of the fixed pin (64) penetrates through the cross beam (5) and the limiting rod (63) and extends to the inside of the cross beam (5).

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