CN113666276A

CN113666276A - A small multifunctional crane

Info

Publication number: CN113666276A
Application number: CN202110799859.3A
Authority: CN
Inventors: 邹伟
Original assignee: Anhui Huiqiang Intelligent Technology Co Ltd
Current assignee: Anhui Huiqiang Intelligent Technology Co Ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-11-19

Abstract

The invention discloses a small multifunctional crane, which comprises a base, four corners of the lower end of the base are movably installed with universal wheels, the middle part of the left end and the middle part of the right end of the base are fixedly installed with a supporting device, and the upper end of the base is fixedly installed with a lifting device A bottom plate is fixedly connected to the upper end of the lifting device, a rotating device is fixedly installed in the middle of the upper end of the bottom plate, a fixed column is fixedly connected to the middle of the upper end of the rotating device, and an adjusting device is fixedly installed on the upper end of the fixed column. . In the small multi-function crane of the present invention, by setting the lifting device, it is convenient to adjust the height according to the actual use height; The provided rotating device can easily adjust the appropriate use angle according to the actual use, which effectively improves the flexibility and multi-functionality of the small crane.

Description

Small-size multifunctional crane

Technical Field

The invention relates to the technical field of cranes, in particular to a small multifunctional crane.

Background

The small crane is a transport vehicle combining a small crane vehicle and a chassis, and comprises a cargo boom, a rotary table, a frame, support legs and the like, mechanical actions of the small crane are realized through actions of mechanisms such as amplitude variation, stretching, rotation, hoisting and the like, and hoisting operation is realized through combination of different actions, but the current small crane has the following defects: 1. most of the existing small cranes are combined on a transport vehicle, so that the use cost of equipment is increased, but if the existing small cranes are not mounted on the transport vehicle, the small cranes are inconvenient to move, so that the use of the small cranes is limited; 2. the small crane in the current market is inconvenient to lift when in use, so that the suitable height adjustment is inconvenient to carry out according to the actual use condition; 3. the crossbeam of the small crane in the existing market is mostly fixed and integrated, the use length cannot be adjusted, the applicability is poor, and the overall use flexibility is reduced. Therefore, a small multifunctional crane is provided.

Disclosure of Invention

The invention mainly aims to provide a small multifunctional crane which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a small-size multifunctional crane, includes the base, the equal movable mounting in base lower extreme four corners has the universal wheel, the common fixed mounting in base left end middle part and right-hand member middle part has strutting arrangement, base upper end fixed mounting has elevating gear, elevating gear upper end fixedly connected with bottom plate, bottom plate upper end middle part fixed mounting has rotary device, rotary device upper end middle part fixedly connected with fixed column, the fixed column, fixed column upper end fixed mounting has adjusting device, adjusting device right-hand member fixed mounting has the jack-up piece of hanging.

Preferably, the strutting arrangement includes the fixed block, the fixed block is provided with two, two the equal fixed mounting in fixed block upper end has electric putter one number, two electric putter's output runs through the upper end of two fixed blocks that correspond respectively and extends to the lower extreme of two fixed blocks that correspond respectively, two the common fixedly connected with backup pad of electric putter's output, the through-hole of break-over about the backup pad upper end middle part is opened, the equal fixedly connected with non slipping spur in backup pad lower extreme four corners, two the medial surface of fixed block respectively with the left end and the right-hand member fixed connection of base.

Preferably, elevating gear includes No. two electric putter and an installation section of thick bamboo, the installation section of thick bamboo is provided with four, the equal fixedly connected with connecting plate of No. two electric putter left end and right-hand member, two the lateral surface of connecting plate respectively with the medial surface fixed connection of four installation sections of thick bamboos that correspond, four the equal fixedly connected with telescopic link of internal face and spring under the installation section of thick bamboo, No. two electric putter's lower extreme and the lower extreme of four installation sections of thick bamboos all with the upper end fixed connection of base.

Preferably, the four telescopic rods are respectively located in the four corresponding springs and are not in contact with the inner wall surfaces of the four corresponding springs, and the output end of the second electric push rod, the upper ends of the four telescopic rods and the upper ends of the four springs are fixedly connected with the lower end of the bottom plate.

Preferably, rotary device includes the mounting panel No. one, a mounting panel upper end middle part fixed mounting has the rotating electrical machines, it has the spout to open No. one mounting panel upper end, No. two mounting panels of rotating electrical machines's output end fixedly connected with, No. two three arcs of mounting panel lower extreme fixedly connected with, the lower extreme of a mounting panel and the upper end fixed connection of bottom plate.

Preferably, the three arc-shaped plates are distributed at the lower end of the second mounting plate in a central annular array of the second mounting plate, and the lower parts of the three arc-shaped plates are all connected in the sliding groove in a sliding mode.

Preferably, the adjusting device comprises an installation block and a third electric push rod, the front inner wall surface and the rear inner wall surface of the installation block are movably connected with a cross beam through a bearing, an extension beam is inserted and movably connected in the middle of the right end of the cross beam, a fourth electric push rod is fixedly installed at the upper end of the cross beam, an installation ring is fixedly connected to the output end of the fourth electric push rod, the output end of the third electric push rod is fixedly connected with the right part of the lower end of the cross beam, the lower end of the installation block is fixedly connected with the upper end of a fixed column, and the left end of the third electric push rod is fixedly connected with the right end of the fixed column.

Preferably, the third electric push rod is inclined at 45 degrees, and the inner wall surface of the mounting ring is fixedly connected with the outer surface of the extension beam.

Preferably, the hoisting piece comprises a steel rope controller, a steel rope is wound and connected to the middle of the outer surface of the steel rope controller, a lifting hook is fixedly connected to the lower end of the steel rope, an elastic sheet is fixedly connected to the right inner wall surface of the lifting hook, and the left end of the steel rope controller is fixedly connected with the right end of the adjusting device.

Compared with the prior art, the invention has the following beneficial effects:

1. the supporting device is arranged, the small crane can be conveniently moved through the arranged universal wheels, after the small crane moves to a specified position, the supporting plate is synchronously driven to move downwards through the two first electric push rods until the four anti-skidding blocks are contacted with the ground and support the small crane, so that the four universal wheels are separated from the ground, the movement of the small crane is limited, and the small crane is fixed at the specified position, and the stability of the small crane is improved;

2. the lifting device is arranged, the second electric push rod is used for driving the small crane to move up and down, so that proper height adjustment can be conveniently carried out according to the actual use height, the use flexibility of the small crane is improved, when the output end of the second electric push rod moves up and down, the four telescopic rods and the four springs stretch up and down simultaneously, the stability of the small crane can be effectively improved, and the use safety of the small crane is improved;

3. through setting up adjusting device, utilize No. four electric putter to drive and extend and draw back the removal in the crossbeam to the convenient suitable use length that extends the roof beam of adjusting according to in-service use has improved this small crane's use flexibility, can make progress the back or move downwards with the crossbeam through No. three electric putter, and has realized the supporting role of crossbeam.

Drawings

FIG. 1 is an overall structure view of a small-sized multifunctional crane according to the present invention;

FIG. 2 is a schematic structural diagram of a supporting device of a small multifunctional crane according to the present invention;

FIG. 3 is a schematic structural diagram of a lifting device of a small multifunctional crane according to the present invention;

FIG. 4 is a structural view of a rotating unit of a small-sized multifunctional crane according to the present invention;

FIG. 5 is a schematic structural diagram of an adjusting device of a small multifunctional crane according to the present invention;

fig. 6 is a schematic structural view of a hoisting member of a small multifunctional crane according to the present invention.

In the figure: 1. a base; 2. a universal wheel; 3. a support device; 4. a lifting device; 5. a base plate; 6. a rotating device; 7. fixing a column; 8. an adjustment device; 9. a hoisting member; 31. a fixed block; 32. a first electric push rod; 33. a support plate; 34. a through hole; 35. anti-skid blocks; 41. a second electric push rod; 42. mounting the cylinder; 43. a connecting plate; 44. a telescopic rod; 45. a spring; 61. a first mounting plate; 62. a rotating electric machine; 63. a chute; 64. a second mounting plate; 65. an arc-shaped plate; 81. mounting blocks; 82. a third electric push rod; 83. a cross beam; 84. an extension beam; 85. a fourth electric push rod; 86. a mounting ring; 91. a steel rope controller; 92. a steel cord; 93. a hook; 94. an elastic sheet.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, a small-size multifunctional crane comprises a base 1, four corners of the lower end of the base 1 are respectively and movably provided with a universal wheel 2, a supporting device 3 is fixedly arranged at the middle part of the left end and the middle part of the right end of the base 1, a lifting device 4 is fixedly arranged at the upper end of the base 1, a bottom plate 5 is fixedly connected with the upper end of the lifting device 4, a rotating device 6 is fixedly arranged at the middle part of the upper end of the bottom plate 5, a fixed column 7 is fixedly connected with the middle part of the upper end of the rotating device 6, an adjusting device 8 is fixedly arranged at the upper end of the fixed column 7, and a hoisting piece 9 is fixedly arranged at the right end of the adjusting device 8.

The supporting device 3 comprises two fixing blocks 31, two fixing blocks 31 are arranged, the upper ends of the two fixing blocks 31 are fixedly provided with a first electric push rod 32, the output ends of the two first electric push rods 32 penetrate through the upper ends of the two corresponding fixing blocks 31 respectively and extend to the lower ends of the two corresponding fixing blocks 31 respectively, the output ends of the two first electric push rods 32 are fixedly connected with a supporting plate 33 together, the middle part of the upper end of the supporting plate 33 is provided with a through hole 34 which penetrates through the supporting plate from top to bottom, four corners of the lower end of the supporting plate 33 are fixedly connected with anti-skidding blocks 35, and the inner side surfaces of the two fixing blocks 31 are fixedly connected with the left end and the right end of the base 1 respectively; the lifting device 4 comprises a second electric push rod 41 and four installation cylinders 42, the four installation cylinders 42 are arranged, the left end and the right end of the second electric push rod 41 are fixedly connected with connecting plates 43, the outer side surfaces of the two connecting plates 43 are fixedly connected with the inner side surfaces of the four corresponding installation cylinders 42 respectively, the lower inner wall surfaces of the four installation cylinders 42 are fixedly connected with telescopic rods 44 and springs 45, and the lower ends of the second electric push rod 41 and the four installation cylinders 42 are fixedly connected with the upper end of the base 1; the four telescopic rods 44 are respectively positioned in the corresponding four springs 45 and are not contacted with the inner wall surfaces of the corresponding four springs 45, and the output end of the second electric push rod 41, the upper ends of the four telescopic rods 44 and the upper ends of the four springs 45 are fixedly connected with the lower end of the bottom plate 5; the rotating device 6 comprises a first mounting plate 61, a rotating motor 62 is fixedly mounted in the middle of the upper end of the first mounting plate 61, a sliding groove 63 is formed in the upper end of the first mounting plate 61, a second mounting plate 64 is fixedly connected to the output end of the rotating motor 62, three arc-shaped plates 65 are fixedly connected to the lower end of the second mounting plate 64, and the lower end of the first mounting plate 61 is fixedly connected with the upper end of the bottom plate 5; the three arc-shaped plates 65 are distributed at the lower end of the second mounting plate 64 in a central annular array of the second mounting plate 64, and the lower parts of the three arc-shaped plates 65 are connected in the sliding groove 63 in a sliding manner; the adjusting device 8 comprises an installation block 81 and a third electric push rod 82, the front inner wall surface and the rear inner wall surface of the installation block 81 are movably connected with a cross beam 83 through a bearing, the middle part of the right end of the cross beam 83 is movably connected with an extension beam 84 in an inserting mode, a fourth electric push rod 85 is fixedly installed at the upper end of the cross beam 83, an output end of the fourth electric push rod 85 is fixedly connected with an installation ring 86, the output end of the third electric push rod 82 is fixedly connected with the right part of the lower end of the cross beam 83, the lower end of the installation block 81 is fixedly connected with the upper end of the fixed column 7, and the left end of the third electric push rod 82 is fixedly connected with the right end of the fixed column 7; the third electric push rod 82 is inclined at 45 degrees, and the inner wall surface of the mounting ring 86 is fixedly connected with the outer surface of the extension beam 84; the hoisting piece 9 comprises a steel rope controller 91, a steel rope 92 is wound and connected in the middle of the outer surface of the steel rope controller 91, a lifting hook 93 is fixedly connected to the lower end of the steel rope 92, an elastic sheet 94 is fixedly connected to the right inner wall surface of the lifting hook 93, and the left end of the steel rope controller 91 is fixedly connected with the right end of the adjusting device 8.

It should be noted that, the invention is a small multifunctional crane, when in use, the small crane is moved to a designated position by four universal wheels 2, the support plate 33 is synchronously driven by two first electric push rods 32 to move downwards until four anti-skid blocks 35 contact with the ground and support the small crane, so that the four universal wheels 2 are separated from the ground, thereby limiting the movement of the small crane and fixing the small crane at the designated position, improving the stability of the small crane, the small crane is driven to move up and down by the second electric push rod 41, thereby facilitating the proper height adjustment according to the actual height, improving the use flexibility of the small crane, when the output end of the second electric push rod 41 moves up and down, the four telescopic rods 44 and the four springs 45 simultaneously extend and retract up and down, thereby effectively improving the stability of the small crane, thereby improving the use safety of the small-sized crane, utilizing the rotating motor 62 to rotate the small-sized crane in all directions by 360 degrees, thereby being convenient to adjust the proper use angle according to the actual use, meanwhile, the three arc-shaped plates 65 slide in the sliding grooves 63, the stability can be effectively enhanced, then the four electric push rods 85 can drive the extension beam 84 to move in the cross beam 83 in a telescopic way, thereby facilitating the adjustment of the proper use length of the extension beam 84 according to the actual use, improving the use flexibility of the small crane, the beam 83 can move upwards and backwards or downwards through the third electric push rod 82, the supporting function of the beam 83 is realized, when in use, an article can be hoisted on the lifting hook 93, this small crane simple structure, convenience simple to use, and multifunctionality conveniently carry out suitable regulation according to the in-service use environment.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A small multifunctional crane, comprising a base (1), characterized in that: all four corners of the lower end of the base (1) are movably installed with universal wheels (2), and the middle of the left end and the middle of the right end of the base (1) are common. A support device (3) is fixedly installed, a lifting device (4) is fixedly installed on the upper end of the base (1), a bottom plate (5) is fixedly connected to the upper end of the lifting device (4), and the middle of the upper end of the bottom plate (5) is fixed A rotating device (6) is installed, and a fixing column (7) is fixedly connected to the middle of the upper end of the rotating device (6), and an adjusting device (8) is fixedly installed on the upper end of the fixing column (7). , the right end of the adjusting device (8) is fixedly installed with a hoisting hanger (9).

2 . The small multifunctional crane according to claim 1 , wherein the supporting device ( 3 ) comprises a fixing block ( 31 ), and two fixing blocks ( 31 ) are provided. The upper ends of the fixing blocks (31) are fixedly installed with a No. 1 electric push rod (32), and the output ends of the two No. 1 electric push rods (32) respectively penetrate through the upper ends of the corresponding two fixing blocks (31) and respectively extend to The lower ends of the corresponding two fixing blocks (31), the output ends of the two No. 1 electric push rods (32) are jointly and fixedly connected with a support plate (33), and the upper end of the support plate (33) has an upper and lower through hole in the middle. The four corners of the lower end of the supporting plate (33) are fixedly connected with anti-skid blocks (35), and the inner sides of the two fixing blocks (31) are respectively fixedly connected to the left and right ends of the base (1). .

3. A small multifunctional crane according to claim 1, characterized in that: the lifting device (4) comprises a No. 2 electric push rod (41) and an installation cylinder (42), the installation cylinder (42) Four are provided, the left and right ends of the No. 2 electric push rod (41) are fixedly connected with connecting plates (43), and the outer sides of the two connecting plates (43) are respectively connected with the corresponding four mounting cylinders (42). ) is fixedly connected to the inner side of the ), the lower inner walls of the four installation cylinders (42) are fixedly connected with a telescopic rod (44) and a spring (45), and the lower end of the No. 2 electric push rod (41) is installed with the four The lower ends of the cylinder (42) are all fixedly connected with the upper end of the base (1).

4. A small multifunctional crane according to claim 3, characterized in that: the four telescopic rods (44) are respectively located in the corresponding four springs (45) and are not respectively connected with the corresponding four springs (45). 45), the output end of the No. 2 electric push rod (41), the upper ends of the four telescopic rods (44) and the upper ends of the four springs (45) are all fixedly connected to the lower end of the bottom plate (5).

5 . The small multifunctional crane according to claim 1 , wherein the rotating device ( 6 ) comprises a No. 1 mounting plate ( 61 ), and the middle of the upper end of the No. 1 mounting plate ( 61 ) is fixedly installed with a A rotary motor (62), the upper end of the No. 1 mounting plate (61) is provided with a chute (63), the output end of the rotary motor (62) is fixedly connected with a No. 2 mounting plate (64), the No. 2 installation Three arc-shaped plates (65) are fixedly connected to the lower end of the plate (64), and the lower end of the No. 1 mounting plate (61) is fixedly connected to the upper end of the bottom plate (5).

6. A small multifunctional crane according to claim 5, characterized in that: the three arc-shaped plates (65) are distributed on the second mounting plate (64) in a central annular array of the second mounting plate (64). ), the lower parts of the three arc-shaped plates (65) are all slidably connected in the chute (63).

7 . The small multifunctional crane according to claim 1 , wherein the adjusting device ( 8 ) comprises a mounting block ( 81 ) and a No. 3 electric push rod ( 82 ), and the mounting block ( 81 ) The front inner wall surface and the rear inner wall surface are jointly movably connected with a beam (83) through a bearing, an extension beam (84) is interspersed and movably connected to the middle of the right end of the beam (83), and a No. 4 electric pusher is fixedly installed on the upper end of the beam (83). Rod (85), the output end of the No. 4 electric push rod (85) is fixedly connected with a mounting ring (86), and the output end of the No. 3 electric push rod (82) is fixed to the lower right part of the beam (83) The lower end of the mounting block (81) is fixedly connected with the upper end of the fixing column (7), and the left end of the No. 3 electric push rod (82) is fixedly connected with the right end of the fixing column (7).

8 . The small multifunctional crane according to claim 7 , wherein the third electric push rod ( 82 ) is inclined at 45°, and the inner wall surface of the mounting ring ( 86 ) is connected to the extension beam ( 84 ). 9 . ) on the outer surface of the fixed connection.

9 . The small multifunctional crane according to claim 1 , wherein the hoisting and hoisting member ( 9 ) comprises a wire rope controller ( 91 ), and the middle part of the outer surface of the wire rope controller ( 91 ) is 9 . A steel rope (92) is wound and connected, a hook (93) is fixedly connected to the lower end of the steel rope (92), and a spring sheet (94) is fixedly connected to the right inner wall of the hook (93). The left end of (91) is fixedly connected with the right end of the adjusting device (8).