CN215974667U

CN215974667U - Miniature crane that can accomodate

Info

Publication number: CN215974667U
Application number: CN202121936247.6U
Authority: CN
Inventors: 邱喜文; 曾木火; 王金鹏
Original assignee: Guangdong Shengqiang Construction Engineering Co ltd
Current assignee: Guangdong Shengqiang Construction Engineering Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-03-08
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to the technical field of hoisting equipment, in particular to a storable micro crane which comprises a chassis, wherein four universal wheels are mounted at the bottom of the chassis, a U-shaped fixing block is arranged on the left side of the top of the chassis, a fixing rod is connected in the U-shaped fixing block in a rotating manner, an adjusting rod fixed through a first fixing bolt is inserted in the fixing rod, two connecting plates are arranged at the top of the adjusting rod, a pulley is connected between the two connecting plates in a rotating manner, a connecting rod is connected on the outer side wall of the adjusting rod in a rotating manner, a supporting rod is sleeved at the lower end of the connecting rod, two fixing plates are arranged at the top of the chassis, a winding shaft is connected between the two fixing plates in a rotating manner, a traction rope is wound on the winding shaft, one end of the traction rope winds around the pulley, and the tail end of the traction rope is connected with a lifting hook. This miniature crane that can accomodate during the use, adjusts the dead lever and adjusts the relative position between the pole to it is fixed through first fixing bolt, facilitate the use, when need not using, to accomodate in adjusting the pole withdrawal dead lever, reduce occupation space, convenient storage and transport are carried.

Description

Miniature crane that can accomodate

Technical Field

The utility model relates to the technical field of hoisting equipment, in particular to a storable micro crane.

Background

The miniature crane is also known as a small crane, a portable crane, an outdoor crane and the like, has the advantages of small volume, light weight, small size and the like, is widely applied to industries such as decoration, hoisting operation, mounting equipment, moving companies, factories, workshops, light workers, heavy workers, maintenance, warehouses, logistics and the like, can not be stored when the existing miniature crane is not used or carried although the existing miniature crane is relatively small in volume, is not easy to carry and carry in narrow spaces such as elevator aisles and the like, occupies large space when being stored, and is inconvenient to store.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a storable micro crane to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a storable micro crane comprises a chassis, wherein four universal wheels which are symmetrically arranged are installed at the bottom of the chassis, a U-shaped fixed block is arranged on the left side of the top of the chassis, a fixed rod which is rotatably connected through a rotating shaft is arranged in a U-shaped groove of the U-shaped fixed block, a first inserting hole is formed in the top of the fixed rod, an adjusting rod which is fixedly inserted through a first fixed bolt is movably inserted in the first inserting hole, the upper end of the adjusting rod extends to the upper part of the first inserting hole, two symmetrical connecting plates are arranged at the top of the adjusting rod, a pulley which is rotatably connected through the rotating shaft is arranged between the two connecting plates, a connecting block is arranged on the left side of the outer side wall of the adjusting rod, a connecting rod which is rotatably connected through the rotating shaft is arranged on the connecting block, a supporting rod which is fixedly inserted through a second fixed bolt is sleeved at the lower end of the connecting rod, two fixing plates which are vertically and symmetrically arranged at the right end of the top of the chassis, two it is connected with the rolling axle to rotate between the fixed plate, the winding is epaxial around being connected with the haulage rope, haulage rope one end overlap joint on the pulley and its end-to-end connection has the lifting hook, one of them the rolling motor is installed in the fixed plate outside, the output shaft of rolling motor is towards fixed plate and its terminal coaxial coupling on the rolling axle.

Preferably, the U-shaped fixing block is tightly welded on the chassis.

Preferably, the outer diameter of the adjusting rod is matched with the inner diameter of the first inserting hole, the adjusting rod is inserted into the first inserting hole and is connected with the first inserting hole in a sliding mode, a first penetrating fixing hole is formed in the outer side wall of the fixing rod, which is close to the edge of the top of the fixing rod, a plurality of first adjusting holes which are in equidistant linear distribution and penetrate through the outer side wall of the adjusting rod are formed in the outer side wall of the adjusting rod, and the first fixing bolt penetrates through the first fixing hole and the first adjusting hole corresponding to the first fixing bolt to fix the adjusting rod.

Preferably, the connecting plate and the connecting block are both tightly welded on the adjusting rod.

Preferably, the top of the connecting rod is tightly welded with a U-shaped switching block, and the connecting block is positioned in a U-shaped groove of the U-shaped switching block and is rotationally connected with the U-shaped groove through a rotating shaft.

Preferably, the top of the support rod is provided with a second insertion hole, the inner diameter of the second insertion hole is matched with the outer diameter of the connecting rod, the connecting rod is inserted into the second insertion hole and is connected with the second insertion hole in a sliding manner, the outer side wall of the support rod is close to the top edge of the outer side wall of the support rod and is provided with a through second fixing hole, the outer side wall of the connecting rod is provided with a plurality of through second adjusting holes which are distributed linearly at equal intervals, and the second adjusting holes corresponding to the second fixing holes penetrate through the second fixing holes to fix the support rod.

Preferably, the bottom of the support rod is tightly welded with a support plate.

Preferably, the inner side of the fixing plate is provided with a transfer hole, the inner diameter of the transfer hole is matched with the outer diameter of the winding shaft, and two ends of the winding shaft are inserted into the transfer hole and are in sliding connection with the transfer hole.

Compared with the prior art, the utility model has the beneficial effects that:

this miniature crane that can accomodate, set the cantilever into scalable regulation's dead lever and regulation pole, when using, according to the user demand, adjust the relative position between dead lever and the regulation pole, and it is fixed through first fixing bolt, facilitate the use, when need not use, to accomodate in adjusting the pole withdrawal dead lever, reduce occupation space, convenient storage and transport are carried, simultaneously will be used for supporting the dead lever and adjusting the connecting rod and the bracing piece setting of pole adjustable, the convenience is accomodate connecting rod and bracing piece when accomodating the regulation pole simultaneously, further reduce occupation space.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a fixing rod according to the present invention;

FIG. 3 is a schematic structural view of an adjusting lever according to the present invention;

FIG. 4 is a schematic structural view of a connecting rod according to the present invention;

FIG. 5 is a schematic structural view of a support rod according to the present invention;

fig. 6 is a schematic structural view of a fixing plate according to the present invention.

In the figure:

1. a chassis; 2. a universal wheel; 3. a U-shaped fixing block; 4. fixing the rod; 40. a first plug hole; 41. a first fixing hole; 5. a first fixed bolt; 6. adjusting a rod; 60. connecting blocks; 61. a first adjustment aperture; 7. a connecting plate; 8. a pulley; 9. a connecting rod; 90. a U-shaped transfer block; 91. a second adjustment aperture; 10. a second fixing bolt; 11. a support bar; 110. a second plug hole; 111. a second fixing hole; 112. a support plate; 12. a fixing plate; 120. switching the hole; 13. a winding shaft; 14. a hauling rope; 15. a hook; 16. a winding motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-6, the present invention provides a technical solution:

a storable micro crane comprises a chassis 1, wherein a U-shaped fixed block 3 is arranged on the left side of the top of the chassis 1, a fixed rod 4 which is rotatably connected through a rotating shaft is arranged in a U-shaped groove of the U-shaped fixed block 3, a first inserting hole 40 is formed in the top of the fixed rod 4, an adjusting rod 6 which is fixedly inserted through a first fixed bolt 5 is movably inserted in the first inserting hole 40, the upper end of the adjusting rod 6 extends to the upper part of the first inserting hole 40, two symmetrical connecting plates 7 are arranged at the top of the adjusting rod 6, a pulley 8 which is rotatably connected through the rotating shaft is arranged between the two connecting plates 7, a connecting block 60 is arranged on the left side of the outer side wall of the adjusting rod 6, a connecting rod 9 which is rotatably connected through the rotating shaft is arranged on the connecting block 60, a U-shaped switching block 90 is tightly welded at the top of the connecting rod 9, the connecting block 60 is positioned in the U-shaped groove of the U-shaped switching block 90 and is rotatably connected with the U-shaped groove through the rotating shaft, a supporting rod 11 which is fixedly inserted through a second fixed bolt 10 is sleeved at the lower end of the connecting rod 9, the right end of the top of the chassis 1 is provided with two fixing plates 12 which are symmetrical along the vertical direction, a winding shaft 13 is rotatably connected between the two fixing plates 12, the inner side of each fixing plate 12 is provided with a switching hole 120, the inner diameter size of each switching hole 120 is matched with the outer diameter size of the winding shaft 13, the two ends of the winding shaft 13 are inserted into the switching holes 120 and are in sliding connection with the same, a traction rope 14 is wound on the winding shaft 13, one end of the traction rope 14 is overlapped on a pulley 8, and the tail end of the traction rope is connected with a lifting hook 15, one of the fixing plates 12 is provided with a winding motor 16, the output shaft of the winding motor 16 faces the fixing plate 12 and the tail end thereof is coaxially connected to the winding shaft 13, when articles need to be hoisted, the articles to be hoisted are hung on the lifting hook 15 and rotate through the output shaft of the winding motor 16 to drive the winding shaft 13 to rotate, so that the traction rope 14 is wound, and the lifting hook 15 and the articles are further driven to be hoisted upwards.

In this embodiment, the outer diameter of the adjusting rod 6 is matched with the inner diameter of the first inserting hole 40, the adjusting rod 6 is inserted in the first inserting hole 40 and slidably connected therewith, the outer side wall of the fixing rod 4 is provided with a first fixing hole 41 penetrating therethrough near the top edge thereof, the outer side wall of the adjusting rod 6 is provided with a plurality of first adjusting holes 61 penetrating therethrough and linearly distributed at equal intervals, the first fixing bolt 5 penetrates through the first fixing hole 41 and the first adjusting hole 61 corresponding thereto to fix the adjusting rod 6, the top of the supporting rod 11 is provided with a second inserting hole 110, the inner diameter of the second inserting hole 110 is matched with the outer diameter of the connecting rod 9, the connecting rod 9 is inserted in the second inserting hole 110 and slidably connected therewith, the outer side wall of the supporting rod 11 is provided with a second fixing hole 111 penetrating therethrough near the top edge thereof, the outer side wall of the connecting rod 9 is provided with a plurality of second adjusting holes 91 penetrating therethrough and linearly distributed at equal intervals, the second fixing bolt 10 passes through the second fixing hole 111 and the second adjusting hole 91 corresponding to the second fixing hole to fix the support rod 11, when in use, the relative position between the fixing rod 4 and the adjusting rod 6 is adjusted according to the use requirement, and the fixing rod 4 and the adjusting rod 6 are inserted and fixed through the first fixing bolt 5, the total length of the fixing rod 4 and the adjusting rod 6 is adjusted to a proper size, meanwhile, the relative position between the connecting rod 9 and the support rod 11 is adjusted in a self-adaptive manner and is inserted and fixed through the second fixing bolt 10, the fixing rod 4 and the adjusting rod 6 are supported through the connecting rod 9 and the support rod 11, the stability is improved, the use is convenient, when in non-use and transportation, the first fixing bolt 5 and the second fixing bolt 10 are pulled out, the adjusting rod 6 is retracted into the first inserting hole 40 of the fixing rod 4 for storage, and then the connecting rod 9 is retracted into the second inserting hole 110 of the support rod 11 for storage, and rotate the dead lever 4 around U type fixed block 3 to chassis 1 top and accomodate, reduce occupation space, conveniently save and carry.

In addition, four universal wheels 2 which are symmetrically arranged are installed at the bottom of the chassis 1, so that the whole device can be driven to move through the universal wheels 2.

Furthermore, the supporting plate 112 is tightly welded at the bottom of the supporting rod 11, and the direct contact area between the bottom of the supporting rod 11 and the ground is increased through the supporting plate 112, so that the supporting stability is improved.

Specifically, U type fixed block 3 welds closely on chassis 1, and connecting plate 7 and connecting block 60 all weld closely on adjusting pole 6, and welded fastening simple process, the operation of being convenient for, and welded fastening stable in structure is difficult for droing the damage in the use, long service life.

Before the storable micro crane is used, a worker firstly checks the integrity of the micro crane and whether all the parts are firmly connected; when in use, the whole device is driven to move through the universal wheels 2, and is moved to a working position; then the fixing rod 4 rotates leftwards around the U-shaped fixing block 3 to be opened; then according to the use requirement, the first fixing bolt 5 is pulled out, the relative position between the fixing rod 4 and the adjusting rod 6 is adjusted, the total length of the fixing rod 4 and the adjusting rod 6 is adjusted to be a proper size, and then the first fixing bolt 5 penetrates through the first fixing hole 41 and the first adjusting hole 61 corresponding to the first fixing bolt to fix the adjusting rod 6; then the second fixing bolt 10 is pulled out, the relative position between the connecting rod 9 and the supporting rod 11 is adjusted according to the height position of the connecting block 60, the supporting plate 112 is ensured to be contacted with the ground, then the second fixing bolt 10 penetrates through the second fixing hole 111 and the second adjusting hole 91 corresponding to the second fixing hole to fix the supporting rod 11, and the fixing rod 4 and the adjusting rod 6 are supported through the connecting rod 9 and the supporting rod 11; then, hanging the article to be hoisted on the lifting hook 15, driving the winding shaft 13 to rotate through the rotation of the output shaft of the winding motor 16, winding the traction rope 14, and further driving the lifting hook 15 and the article to be hoisted upwards; after the use, extract first fixing bolt 5 and second fixing bolt 10, accomodate in the first spliced eye 40 of adjusting pole 6 withdrawal dead lever 4, accomodate in the second spliced eye 110 of connecting rod 9 withdrawal bracing piece 11 again to rotate the dead lever 4 around U type fixed block 3 to chassis 1 top and accomodate, reduce occupation space.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A miniature crane that can accomodate which characterized in that: the universal wheel type automobile chassis comprises a chassis (1), four universal wheels (2) which are symmetrically arranged are installed at the bottom of the chassis (1), a U-shaped fixing block (3) is arranged on the left side of the top of the chassis (1), a fixing rod (4) which is rotatably connected through a rotating shaft is arranged in a U-shaped groove of the U-shaped fixing block (3), a first inserting hole (40) is formed in the top of the fixing rod (4), an adjusting rod (6) which is fixedly inserted through a first fixing bolt (5) is movably inserted in the first inserting hole (40), the upper end of the adjusting rod (6) extends to the position above the first inserting hole (40), two symmetrical connecting plates (7) are arranged at the top of the adjusting rod (4), a pulley (8) which is rotatably connected through the rotating shaft is arranged between the two connecting plates (7), a connecting block (60) is arranged on the left side of the outer side wall of the adjusting rod (6), and a connecting rod (9) which is rotatably connected through the rotating shaft is arranged on the connecting block (60), the utility model discloses a take-up reel, including connecting rod (9), chassis (1) top right-hand member, fixed support rod (11) are pegged graft fixedly through second fixing bolt (10) to the pot head under connecting rod (9), chassis (1) top right-hand member is equipped with two fixed plate (12) along vertical direction and symmetry, two it is connected with rolling axle (13) to rotate between fixed plate (12), the winding has haulage rope (14) on rolling axle (13), haulage rope (14) one end overlap joint is on pulley (8) and its end-to-end connection has lifting hook (15), one of them rolling motor (16) are installed in fixed plate (12) outside, the output shaft of rolling motor (16) is towards fixed plate (12) and its terminal coaxial coupling on rolling axle (13).

2. The stowable micro-hoist of claim 1, characterized in that: the U-shaped fixing block (3) is tightly welded on the chassis (1).

3. The stowable micro-hoist of claim 1, characterized in that: the outer diameter of adjusting pole (6) and the inner diameter of first spliced eye (40) size looks adaptation, adjust pole (6) and peg graft in first spliced eye (40) and rather than sliding connection, dead lever (4) lateral wall is close to its top edge and has seted up first fixed orifices (41) that run through, set up a plurality of equidistant linear distribution and first regulation hole (61) that run through on adjusting pole (6) lateral wall, first fixing bolt (5) pass first fixed orifices (41) and rather than first regulation hole (61) that correspond will adjust pole (6) fixedly.

4. The stowable micro-hoist of claim 1, characterized in that: the connecting plate (7) and the connecting block (60) are both tightly welded on the adjusting rod (6).

5. The stowable micro-hoist of claim 1, characterized in that: the connecting rod (9) top close welding has U type switching piece (90), connecting block (60) are located the U type groove of U type switching piece (90) and rotate rather than being connected through the pivot.

6. The stowable micro-hoist of claim 1, characterized in that: the utility model discloses a bracing piece, including bracing piece (11), connecting rod (9), second spliced eye (110), the internal diameter size of second spliced eye (110) and the external diameter size looks adaptation of connecting rod (9), connecting rod (9) are pegged graft in second spliced eye (110) and rather than sliding connection, bracing piece (11) lateral wall is close to its top edge and has offered second fixed orifices (111) that run through, set up a plurality of second regulation holes (91) that are equidistant linear distribution and run through on connecting rod (9) lateral wall, second fixed bolt (10) pass second fixed orifices (111) and rather than second regulation hole (91) that correspond will bracing piece (11) are fixed.

7. The stowable micro-hoist of claim 1, characterized in that: the bottom of the support rod (11) is tightly welded with a support plate (112).

8. The stowable micro-hoist of claim 1, characterized in that: the inner side of the fixing plate (12) is provided with a transfer hole (120), the inner diameter of the transfer hole (120) is matched with the outer diameter of the winding shaft (13), and two ends of the winding shaft (13) are inserted into the transfer hole (120) and are in sliding connection with the same.