CN214422114U

CN214422114U - Movable portal frame capable of being assembled quickly

Info

Publication number: CN214422114U
Application number: CN202120522179.2U
Authority: CN
Inventors: 马晓斌; 刘少民; 戴袁园
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-10-19
Anticipated expiration: 2031-03-12

Abstract

The utility model relates to a portal frame technical field specifically is a fast assembly's portable portal frame, this portal frame includes that crossbeam and crossbeam below correspond two bases that set up, the both ends lower surface correspondence of crossbeam is provided with the second connecting pipe, it has the stay tube to peg graft the lower extreme of second connecting pipe, the lower surface distribution of base has four to remove the wheel, and the upper surface middle part of base is provided with first connecting pipe perpendicularly, the surface department that the upper surface both sides of base correspond first connecting pipe is provided with two bracing, the inboard of crossbeam is provided with the drive wheel, and the both ends head correspondence of crossbeam installs spacing seat, the both ends correspondence of drive wheel is provided with the connecting plate, the surface of one of them connecting plate is provided with locking mechanism. This design becomes detachable with traditional fixed portal frame design, and it is convenient not only to dismouting, and convenient to carry need not the bolt fastening moreover, has solved traditional portal frame and can't use and the inconvenient problem of operation in narrow and small space.

Description

Movable portal frame capable of being assembled quickly

Technical Field

The utility model relates to a portal frame technical field specifically is a fast assembly's portable portal frame.

Background

The portal frame is according to well, daily production needs haulage equipment of little mill (company), warehouse shipment, lifts by crane the needs of maintenance heavy equipment and material transportation, and the novel small-size portal frame that lifts by crane that develops is applicable to manufacturing mould, vapour and repaiies mill, mine, civil engineering construction site and needs jack-up occasion, and common use about doubling as material transportation and constructor in the construction realizes the jack-up mechanization, reducible manpower reduces production operation cost, improves work efficiency.

But present portal frame majority formula as an organic whole, the volume is great, and the dismouting is inconvenient moreover, when using to narrow and small space, carries into the portal frame on the one hand comparatively difficultly, and on the other hand is that present portal frame majority all is bolt fastening, dismantles inconveniently. Accordingly, one skilled in the art provides a quick-assembly mobile gantry to solve the problems set forth in the background above.

Disclosure of Invention

An object of the utility model is to provide a fast assembly's portable portal frame to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fast assembly's portable portal frame, this portal frame includes that crossbeam and crossbeam below correspond two bases that set up, the both ends lower surface correspondence of crossbeam is provided with the second connecting pipe, the lower extreme of second connecting pipe is pegged graft and is had the stay tube, the lower surface distribution of base has four to remove the wheel, and the upper surface middle part of base is provided with first connecting pipe perpendicularly, the surface department that the upper surface both sides of base correspond first connecting pipe is provided with two bracing, the inboard of crossbeam is provided with the drive wheel, and the both ends head correspondence of crossbeam installs spacing seat, the both ends correspondence of drive wheel is provided with the connecting plate, one of them the surface of connecting plate is provided with locking mechanism.

As a further aspect of the present invention: the crossbeam is the I-steel, the drive wheel is provided with two sets ofly altogether, and every group is two, correspond respectively set up in the both sides face of crossbeam, locking mechanism is including installing two main rollers that correspond drive wheel one end in the connecting plate lateral surface, the lateral surface of connecting plate is located two the below is provided with supplementary roller between the main roller, the surface of main roller is convoluteed there is the stay cord, two the main one end of rotating the roller respectively with two of crossbeam a side drive wheel one end is connected, and just the main roller rotates with the connecting plate to be connected, the stay cord is around the surface in main roller and supplementary roller.

As a further aspect of the present invention: locking mechanism is still including installing the fixing base that is located supplementary commentaries on classics roller under the connecting plate lateral surface, the surface of connecting plate is located two the below of main commentaries on classics roller closes on fixing base department and corresponds and be provided with the reference column, the lower extreme both sides face of fixing base corresponds two reference column department all is provided with the lock plate, the trailing flank of lock plate is connected with the locking spring.

As a further aspect of the present invention: the fixing base is T type structure, the one end of lock plate is provided with the pivot with the junction of fixing base, and the one end of lock plate is connected through the pivot with the fixing base, the other end of lock plate is contradicted at the surface of reference column, and the width of lock plate is greater than the length of reference column, the both ends of locking spring are fixed mutually with the side of fixing base and lock plate respectively.

As a further aspect of the present invention: the first connecting pipe, the supporting pipe and the second connecting pipe are all of hollow steel pipe structures, the diameter of the first connecting pipe is 120mm, the length of the first connecting pipe is 500mm, the diameter of the supporting pipe is 100mm, the length of the supporting pipe is 2500mm, the diameter of the second connecting pipe is 120mm, and the length of the second connecting pipe is 100 mm.

As a further aspect of the present invention: the length of crossbeam is 3000mm, and the crossbeam is pegged graft fixedly through first connecting pipe, stay tube and second connecting pipe with the base.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a portable portal frame of fast assembly, when the actual operation, design into detachable with traditional fixed portal frame, utilize first connecting pipe, second connecting pipe cooperation stay tube, realize the quick assembly disassembly to the portal frame, need not the bolt fastening moreover, the simple operation, convenient to carry has solved traditional portal frame and can't use and the inconvenient problem of operation in narrow and small space, this design not only the dismouting convenient, convenient to carry, labour saving and time saving moreover, it is swift to remove.

Drawings

FIG. 1 is a schematic view of a mobile gantry for rapid assembly;

FIG. 2 is a schematic view of the installation of a locking mechanism in a mobile portal frame for quick assembly;

fig. 3 is an enlarged view of part a of a quick-assembly mobile gantry.

In the figure: 1. a base; 2. a moving wheel; 3. a first connecting pipe; 4. supporting a tube; 5. a second connecting pipe; 6. a limiting seat; 7. a drive wheel; 8. a cross beam; 9. pulling a rope; 10. bracing; 11. a connecting plate; 12. a main roller; 13. auxiliary roller rotation; 14. a fixed seat; 15. a locking spring; 16. a lock plate; 17. and a positioning column.

Detailed Description

Please refer to fig. 1-3, in the embodiment of the present invention, a mobile portal frame for rapid assembly, the portal frame includes two bases 1 corresponding to the setting below the cross beam 8 and the cross beam 8, the lower surface at both ends of the cross beam 8 corresponds and is provided with the second connecting pipe 5, the lower end of the second connecting pipe 5 is inserted with the supporting pipe 4, the lower surface distribution of the base 1 has four moving wheels 2, and the upper surface middle part of the base 1 is provided with the first connecting pipe 3 perpendicularly, the outer surface department that the upper surface both sides of the base 1 correspond to the first connecting pipe 3 is provided with two braces 10, the inboard of the cross beam 8 is provided with the driving wheel 7, and the both ends head of the cross beam 8 corresponds and installs the spacing seat 6, the both ends correspondence of the driving wheel 7 is provided with the connecting plate 11.

The outer surface of one connecting plate 11 is provided with a locking mechanism, the cross beam 8 is I-steel, two groups of two driving wheels 7 are arranged, each group of two driving wheels is respectively and correspondingly arranged on two side surfaces of the cross beam 8, the locking mechanism comprises two main rotating rollers 12 arranged on the outer side surface of the connecting plate 11 and corresponding to one end of each driving wheel 7, an auxiliary rotating roller 13 is arranged below the outer side surface of the connecting plate 11 and between the two main rotating rollers 12, the outer surface of each main rotating roller 12 is wound with a pull rope 9, one end of each main rotating roller 12 is respectively connected with one end of each driving wheel 7 on one side surface of the cross beam 8, the main rotating rollers 12 are rotatably connected with the connecting plate 11, the pull ropes 9 are wound on the outer surfaces of the main rotating rollers 12 and the auxiliary rotating rollers 13, the locking mechanism further comprises a fixed seat 14 arranged on the outer side surface of the connecting plate 11 and positioned right below the auxiliary rotating rollers 13, and a positioning column 17 is correspondingly arranged below the outer surface of the connecting plate 11 and close to the fixed seat 14, the two side surfaces of the lower end of the fixed seat 14 are provided with locking plates 16 corresponding to the two positioning columns 17, the rear side surface of each locking plate 16 is connected with a locking spring 15, the fixed seat 14 is of a T-shaped structure, a rotating shaft is arranged at the joint of one end of each locking plate 16 and the fixed seat 14, one end of each locking plate 16 is connected with the fixed seat 14 through the rotating shaft, the other end of each locking plate 16 abuts against the outer surface of each positioning column 17, the width of each locking plate 16 is larger than the length of each positioning column 17, and two ends of each locking spring 15 are fixed to one side surface of each fixed seat 14 and one side surface of each locking plate 16 respectively;

when the locking mechanism is used, the pull rope 9 is pulled to drive the main rotating roller 12 and the auxiliary rotating roller 13 to rotate, as shown in fig. 3, the auxiliary rotating roller 13 is also rotatably connected with the connecting plate 11, when the pull rope 9 is pulled along one direction along the cross beam 8, the main rotating roller 12 driven by the pull rope can drive the driving wheel 7 connected with one end of the main rotating roller to rotate, so that the driving wheel 7 moves along the same direction along the cross beam 8 to the pull rope 9, it needs to be noted that a manual block can be connected below the driving wheel 7, objects can be conveniently hung, when the pull rope 9 is pulled reversely, the driving wheel 7 can move towards the other direction of the cross beam 8, and the limiting seats 6 are designed at the two ends of the cross beam 8, so that the limiting effect can be achieved on the driving wheel 7;

furthermore, when need not stimulate stay cord 9, can be directly with the outside skew of stay cord 9, make it be close to the locking plate 16 of 14 a sides of fixing base, then hold the stay cord 9 other end tightly, then stimulate the one end of stay cord 9, make it drive locking plate 16 be close to fixing base 14, and then receive locking spring 15's effect, reference column 17 can be kept away from to locking plate 16, at this moment, prolong locking plate 16 with stay cord 9 again and remove to connecting plate 11, then loosen the reseing that stay cord 9 received locking spring 15, can make locking plate 16 reset and support again on reference column 17, and at this moment, just support the locking with stay cord 9, the same operation, again with stay cord 9 other end locking on another locking plate 16, can realize the fixed to stay cord 9, further improvement the locking to drive wheel 7.

First connecting pipe 3, stay tube 4 and second connecting pipe 5 are hollow steel tube structure, the diameter of first connecting pipe 3 is 120mm, length is 500mm, the diameter of stay tube 4 is 100mm, length is 2500mm, the diameter of second connecting pipe 5 is 120mm, length is 100mm, the length of crossbeam 8 is 3000mm, and crossbeam 8 passes through first connecting pipe 3 with base 1, stay tube 4 and second connecting pipe 5 are pegged graft fixedly, adopt to add on base 1 and establish first connecting pipe 3, add on crossbeam 8 and establish second connecting pipe 5, then insert first connecting pipe 3 and second connecting pipe 5 respectively with the both ends of stay tube 4, can accomplish the equipment of portal frame, it needs to explain, this kind of portal frame mainly uses in narrow and small space, be convenient for assembly and disassembly and removal, and lift by crane weight and be not more than 1.5 tons.

The utility model discloses a theory of operation is: before using, insert first connecting pipe 3 and second connecting pipe 5 respectively with the both ends of stay tube 4 in, can realize being connected of base 1 and crossbeam 8, then when hanging the object, through pulling stay cord 9, can adjust the position of drive wheel 7 on crossbeam 8, when not using, also can utilize locking mechanism to carry out the locking to stay cord 9, further improve the fixed to drive wheel 7, avoid drive wheel 7 to remove on crossbeam 8, this design realizes the quick assembly disassembly to the portal frame through first connecting pipe 3 and second connecting pipe 5 cooperation stay tube 4, not only it is convenient to carry, and the equipment is convenient, need not the bolt fastening, it is more convenient to use narrow and small space.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A fast-assembly movable portal frame is characterized by comprising a cross beam (8) and two bases (1) correspondingly arranged below the cross beam (8), wherein second connecting pipes (5) are correspondingly arranged on the lower surfaces of the two ends of the cross beam (8), supporting pipes (4) are inserted into the lower ends of the second connecting pipes (5), four movable wheels (2) are distributed on the lower surface of each base (1), a first connecting pipe (3) is vertically arranged in the middle of the upper surface of each base (1), two inclined supports (10) are arranged on the two sides of the upper surface of each base (1) corresponding to the outer surface of each first connecting pipe (3), driving wheels (7) are arranged on the inner side of the cross beam (8), limiting seats (6) are correspondingly arranged at the two ends of the cross beam (8), connecting plates (11) are correspondingly arranged at the two ends of each driving wheel (7), the outer surface of one of the connecting plates (11) is provided with a locking mechanism.

2. The mobile portal frame of claim 1, wherein, the cross beam (8) is I-shaped steel, the driving wheels (7) are provided with two groups, and two of each group are respectively and correspondingly arranged on two side surfaces of the cross beam (8), the locking mechanism comprises two main rotating rollers (12) which are arranged on the outer side surface of the connecting plate (11) and correspond to one end of the driving wheel (7), an auxiliary roller (13) is arranged on the outer side surface of the connecting plate (11) and below the position between the two main rollers (12), a pull rope (9) is wound on the outer surface of the main rotating roller (12), one end of each of the two main rotating rollers (12) is respectively connected with one end of each of the two driving wheels (7) on one side surface of the cross beam (8), and the main rotating roller (12) is rotationally connected with the connecting plate (11), and the pull rope (9) winds the outer surfaces of the main rotating roller (12) and the auxiliary rotating roller (13).

3. The fast-assembly mobile portal frame according to claim 2, wherein the locking mechanism further comprises a fixing seat (14) installed on the outer side surface of the connecting plate (11) and located right below the auxiliary rotating rollers (13), positioning columns (17) are correspondingly arranged on the outer surface of the connecting plate (11) and located below the two main rotating rollers (12) and close to the fixing seat (14), locking plates (16) are respectively arranged on two side surfaces of the lower end of the fixing seat (14) and located corresponding to the two positioning columns (17), and a locking spring (15) is connected to the rear side surface of each locking plate (16).

4. The fast-assembly mobile portal frame of claim 3, wherein the fixing base (14) is of a T-shaped structure, a rotating shaft is arranged at a joint of one end of the locking plate (16) and the fixing base (14), one end of the locking plate (16) is connected with the fixing base (14) through the rotating shaft, the other end of the locking plate (16) abuts against the outer surface of the positioning column (17), the width of the locking plate (16) is greater than the length of the positioning column (17), and two ends of the locking spring (15) are respectively fixed with one side surfaces of the fixing base (14) and the locking plate (16).

5. The rapid-assembly mobile portal frame according to claim 1, wherein the first connecting pipe (3), the supporting pipe (4) and the second connecting pipe (5) are all hollow steel pipe structures, the diameter of the first connecting pipe (3) is 120mm, the length of the first connecting pipe is 500mm, the diameter of the supporting pipe (4) is 100mm, the length of the supporting pipe is 2500mm, and the diameter of the second connecting pipe (5) is 120mm, and the length of the second connecting pipe is 100 mm.

6. The fast-assembling mobile portal frame according to claim 1, wherein the length of the beam (8) is 3000mm, and the beam (8) and the base (1) are fixed by inserting the first connecting pipe (3), the supporting pipe (4) and the second connecting pipe (5).