CN215974666U

CN215974666U - Multifunctional micro crane

Info

Publication number: CN215974666U
Application number: CN202121587208.XU
Authority: CN
Inventors: 邱喜文; 王金鹏
Original assignee: Guangdong Shengqiang Construction Engineering Co ltd
Current assignee: Guangdong Shengqiang Construction Engineering Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-03-08
Anticipated expiration: 2031-07-13

Abstract

The utility model relates to the technical field of micro cranes, in particular to a multifunctional micro crane, which comprises a fixed base, wherein a rotating platform is arranged at the center of the upper surface of the fixed base, a rotating groove is formed in the middle of the rotating platform, threaded rods are arranged in first threaded holes, a cross beam is arranged at the top of a supporting column, a T-shaped sliding groove is formed in the end part of the cross beam, an output shaft of a first motor is coaxially connected with a lead screw, a T-shaped sliding block is sleeved on the lead screw, a first conical gear is arranged below a tray and is connected with the tray through a connecting shaft, a second conical gear is arranged on the upper surface of the first conical gear, and a second motor is further arranged on the upper surface of the tray; this multi-functional miniature crane, unable adjustment base is under the cooperation of universal wheel, and the holistic nimble removal of being convenient for, the nimble removal of the control T type slider of being convenient for is used with the cooperation of lead screw, lets the object horizontal direction of hoisting remove, and the support column helps rotatory the use under first bevel gear and the cooperation of second bevel gear.

Description

Multifunctional micro crane

Technical Field

The utility model relates to the technical field of miniature cranes, in particular to a multifunctional miniature crane.

Background

The crane is a hoisting and carrying instrument widely used in ports, construction sites, workshops and other places, is a uniform title of hoisting machinery, has the functions of hoisting equipment, emergency rescue, hoisting, rescue and the like, has a plurality of types, and basically covers various fields and places;

general crane size is great, can not satisfy small-size facility user's demand, when the transport goods, needs to hang high and remove the goods, and simple dependence manpower can great reduction work efficiency, can not satisfy small-size facility user's demand, and the crane only can hoist the goods, carries out the function singleness that goes up and down, the demand of the different work of adaptation that can not be better.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a multifunctional micro crane, which solves the above problems of the prior art.

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

a multifunctional micro crane comprises a fixed base, wherein a rotary table is arranged at the center of the upper surface of the fixed base, a rotary groove is formed in the middle of the rotary table, a circular groove is formed in the bottom of the rotary groove, first threaded holes are formed in the upper surface of the fixed base close to corners, threaded rods are arranged in the first threaded holes, rubber pads are arranged at the bottoms of the threaded rods, a support column is arranged above the rotary table, a cross beam is arranged at the top of the support column, a T-shaped sliding groove is formed in the end portion of the cross beam, a first motor is arranged at the right end of the cross beam, an output shaft of the first motor is coaxially connected with a lead screw, the lead screw penetrates into the T-shaped sliding groove, a T-shaped sliding block is sleeved on the lead screw, a second threaded hole is formed in the middle of the T-shaped sliding block, a movable pulley is arranged below the T-shaped sliding block, and a fixed pulley is arranged at one end of the lower surface of the cross beam close to the support column, the utility model discloses a bearing, including support column, tray, first bevel gear, second bevel gear, crank, second motor output shaft, support column lower surface is equipped with the tray, the tray below is equipped with first bevel gear, first bevel gear passes through the connecting axle and is connected with the tray, first bevel gear below still is equipped with the bearing, first bevel gear upper surface is equipped with second bevel gear, second bevel gear central point puts and is equipped with the crank, the crank is worn out from the revolving stage, the second motor is still installed to the tray upper surface, be connected with the steel wire lifting rope on the second motor output shaft.

Preferably, the lower surface of the fixed base is provided with universal wheels near the four corners, and the universal wheels are fixedly connected with the fixed base through screws.

Preferably, the diameter of the first threaded hole is matched with the diameter of the threaded rod, and the rubber pad is fixedly connected with the threaded rod through a screw.

Preferably, the beam is welded and fixed with the support column, the first motor is fixedly connected with the beam through a bolt, an output shaft of the first motor is welded and fixed with a lead screw, the lead screw is rotatably connected with the beam, and the fixed pulley is fixedly connected with the beam through a screw.

Preferably, the width of the T-shaped sliding block is matched with the width of the T-shaped sliding groove, the movable pulley is fixedly connected with the T-shaped sliding block through a screw, the diameter of the second threaded hole is matched with the diameter of the screw rod, and the screw rod is in threaded connection with the T-shaped sliding block.

Preferably, the tray is welded and fixed with the support column, the second motor is fixedly connected with the tray through a screw, and a steel wire lifting rope on the second motor sequentially penetrates through the fixed pulley and the movable pulley.

Preferably, first bevel gear passes through connecting axle and tray welded fastening, the diameter of first bevel gear and the internal diameter looks adaptation in rotation groove, bearing inner circle and connecting axle welded fastening, the outer lane and the circular slot inner wall welded fastening of bearing, second bevel gear and the meshing of first bevel gear, crank and second bevel gear welded fastening, the crank rotates with the revolving stage to be connected.

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

1. the fixing base is matched with the universal wheel to facilitate overall flexible movement, the threaded rod is matched with the rubber pad to facilitate fixing of the overall position and prevent deviation during use, the first motor is matched with the lead screw to facilitate control of flexible movement of the T-shaped sliding block, a hoisted object moves in the horizontal direction, the support column is matched with the first bevel gear and the second bevel gear, and a user manually rotates the crank to facilitate adjustment of the horizontal angle and facilitate rotary use.

2. The bottom of the first bevel gear is matched with a bearing, so that the whole supporting column can flexibly rotate and can be better rotated for use.

Drawings

FIG. 1 is a schematic view of the overall structure of the multifunctional micro-crane of the present invention;

FIG. 2 is a schematic structural view of the multifunctional micro-crane according to the present invention in a use state;

FIG. 3 is a schematic structural diagram of a fixing base frame according to the present invention;

FIG. 4 is a schematic view of a supporting column and a beam assembly according to the present invention;

fig. 5 is a schematic view of a motor and screw combination structure of the present invention.

The various reference numbers in the figures mean:

1. a fixed base; 10. a first threaded hole; 11. a threaded rod; 110. a rubber pad; 12. a universal wheel;

2. a rotating table; 20. a rotating groove; 21. a circular groove;

3. a support pillar; 30. a tray; 31. a first bevel gear; 32. a bearing; 33. a second bevel gear; 330. a crank;

4. a cross beam; 40. a T-shaped chute; 41. a fixed pulley;

5. a first motor; 50. a screw rod; 51. a T-shaped slider; 510. a second threaded hole; 511. a movable pulley;

6. a second 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 device 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 number" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution:

a multifunctional micro crane comprises a fixed base 1, a rotary table 2 is arranged at the center of the upper surface of the fixed base 1, a rotary groove 20 is arranged at the middle position of the rotary table 2, a circular groove 21 is arranged at the bottom of the rotary groove 20, first threaded holes 10 are arranged at the positions, close to the corners, of the upper surface of the fixed base 1, threaded rods 11 are arranged in the first threaded holes 10, rubber pads 110 are arranged at the bottoms of the threaded rods 11, a support column 3 is arranged above the rotary table 2, a cross beam 4 is arranged at the top of the support column 3, a T-shaped sliding groove 40 is arranged at the end part of the cross beam 4, a first motor 5 is arranged at the right end part of the cross beam 4, a lead screw 50 is coaxially connected with an output shaft of the first motor 5, the lead screw 50 penetrates into the T-shaped sliding groove 40, a T-shaped sliding block 51 is sleeved on the lead screw 50, a second threaded hole 510 is arranged in the middle of the T-shaped sliding block 51, a movable pulley 511 is arranged below the T-shaped sliding block 51, and a fixed pulley 41 is arranged at the position, close to one end part of the support column 3, on the lower surface of the cross beam 4, the lower surface of the supporting column 3 is provided with a tray 30, a first bevel gear 31 is arranged below the tray 30, a coaxial connecting shaft of the first bevel gear 31 is connected with the tray 30, a bearing 32 is further arranged below the first bevel gear 31, a second bevel gear 33 is arranged on the upper surface of the first bevel gear 31, a crank 330 is arranged at the center of the second bevel gear 33, the crank 330 penetrates out of the rotating platform 2, a second motor 6 is further arranged on the upper surface of the tray 30, and a steel wire lifting rope is connected to an output shaft of the second motor 6.

In this embodiment, unable adjustment base 1 lower surface all is equipped with universal wheel 12 near four corners, and universal wheel 12 passes through screw and unable adjustment base 1 fixed connection, and the cooperation of universal wheel 12 is used, the nimble whole device of removal of convenient to use person.

Furthermore, the diameter of the first threaded hole 10 is matched with the diameter of the threaded rod 11, the rubber pad 110 is fixedly connected with the threaded rod 11 through a screw, the threaded rod 11 is matched with the rubber pad 110, so that the threaded rod 11 is in close contact with the ground, friction is increased, and the phenomenon that the whole body is deviated and slides to influence the fixed carrying and using in use is avoided.

Specifically, the cross beam 4 is fixedly welded with the support column 3, the first motor 5 is fixedly connected with the cross beam 4 through a bolt, an output shaft of the first motor 5 is fixedly welded with the screw rod 50, the screw rod 50 is rotatably connected with the cross beam 4, the fixed pulley 41 is fixedly connected with the cross beam 4 through a screw, and the first motor 5 is matched with the screw rod 50 to help to control the T-shaped sliding block 51 to stably move back and forth on the screw rod 50.

Furthermore, the width of the T-shaped slider 51 is matched with the width of the T-shaped sliding groove 40, the movable pulley 511 is fixedly connected with the T-shaped slider 51 through a screw, the aperture of the second threaded hole 510 is matched with the diameter of the screw rod 50, the screw rod 50 is in threaded connection with the T-shaped slider 51, the T-shaped slider 51 is in sliding connection with the T-shaped sliding groove 40, and the T-shaped slider 51 can stably move on the beam 4.

Secondly, tray 30 and support column 3 welded fastening, second motor 6 passes through screw and tray 30 fixed connection, and the steel wire lifting rope on the second motor 6 passes fixed pulley 41 and movable pulley 511 in proper order, and the cooperation of tray 30 is used, and the stable installation on revolving stage 2 of support column 3 of being convenient for is matched at fixed pulley 41 and movable pulley 51, is convenient for pass the steel wire lifting rope, carries out the use of lifting by crane that corresponds.

In addition, the first bevel gear 31 is welded and fixed with the tray 30 through a connecting shaft, the diameter of the first bevel gear 31 is matched with the inner diameter of the rotating groove 20, the inner ring of the bearing 32 is welded and fixed with the connecting shaft, the outer ring of the bearing 32 is welded and fixed with the inner wall of the circular groove 21, the second bevel gear 33 is in gear engagement with the first bevel gear 31, the crank 330 is welded and fixed with the second bevel gear 33, the crank 330 is rotatably connected with the rotating table 2, under the matching of the first bevel gear 31 and the second bevel gear 33, a user is facilitated to manually rotate the crank 330 for adjusting the rotating angle, the matching of the bearing 32 enables the supporting column 3 to rotate more flexibly.

When the multifunctional micro crane is used, a user manually installs the first bevel gear 31 in the rotating groove 20, the second bevel gear 33 is in gear engagement with the first bevel gear 31, then the second motor 6 is fixed on the tray 30, the first motor 5 is fixed at the end of the cross beam 4, then the user sequentially penetrates the steel wire lifting rope through the fixed pulley 41 and the movable pulley 511, the user lifts the corresponding object through the hook on the steel wire lifting rope, the first motor 5 is connected with an external power supply, the output shaft rotates to drive the screw rod 50 to rotate, the T-shaped sliding block 51 stably and horizontally moves in the T-shaped sliding groove 40, the second motor 6 is connected with the external power supply to roll and release the corresponding steel wire lifting rope, the object is lifted and moved, and the user manually rotates the crank 330 according to the requirements of different positions to perform rotation adjustment and use.

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. The utility model provides a multi-functional miniature crane, includes unable adjustment base (1), its characterized in that: the center of the upper surface of the fixed base (1) is provided with a rotary table (2), the middle of the rotary table (2) is provided with a rotary groove (20), the bottom of the rotary groove (20) is provided with a circular groove (21), the upper surface of the fixed base (1) is provided with first threaded holes (10) close to corners, threaded rods (11) are arranged in the first threaded holes (10), rubber pads (110) are arranged at the bottoms of the threaded rods (11), a support column (3) is arranged above the rotary table (2), the top of the support column (3) is provided with a cross beam (4), a T-shaped sliding groove (40) is arranged at the end part of the cross beam (4), a first motor (5) is arranged at the right end part of the cross beam (4), an output shaft of the first motor (5) is coaxially connected with a lead screw (50), the lead screw (50) penetrates into the T-shaped sliding groove (40), and a T-shaped sliding block (51) is sleeved on the lead screw (50), a second threaded hole (510) is formed in the middle of the T-shaped sliding block (51), a movable pulley (511) is installed below the T-shaped sliding block (51), a fixed pulley (41) is arranged at one end of the lower surface of the cross beam (4) close to the support column (3), a tray (30) is arranged on the lower surface of the supporting column (3), a first bevel gear (31) is arranged below the tray (30), the first bevel gear (31) is connected with the tray (30) through a connecting shaft, a bearing (32) is arranged below the first bevel gear (31), a second bevel gear (33) is arranged on the upper surface of the first bevel gear (31), a crank handle (330) is arranged at the center of the second conical gear (33), the crank handle (330) penetrates out of the rotating platform (2), the tray (30) upper surface still installs second motor (6), be connected with the steel wire lifting rope on second motor (6) output shaft.

2. The multi-function micro hoist as claimed in claim 1, wherein: the lower surface of the fixing base (1) is close to four corners and is provided with universal wheels (12), and the universal wheels (12) are fixedly connected with the fixing base (1) through screws.

3. The multi-function micro hoist as claimed in claim 1, wherein: the diameter of the first threaded hole (10) is matched with that of the threaded rod (11), and the rubber pad (110) is fixedly connected with the threaded rod (11) through a screw.

4. The multi-function micro hoist as claimed in claim 1, wherein: crossbeam (4) and support column (3) welded fastening, first motor (5) pass through bolt and crossbeam (4) fixed connection, the output shaft and lead screw (50) welded fastening of first motor (5), lead screw (50) are rotated with crossbeam (4) and are connected, fixed pulley (41) pass through screw and crossbeam (4) fixed connection.

5. The multi-function micro hoist as claimed in claim 1, wherein: the width of T type slider (51) and the width looks adaptation of T type spout (40), movable pulley (511) pass through screw and T type slider (51) fixed connection, the aperture of second screw hole (510) and the diameter looks adaptation of lead screw (50), lead screw (50) and T type slider (51) threaded connection.

6. The multi-function micro hoist as claimed in claim 1, wherein: tray (30) and support column (3) welded fastening, second motor (6) pass through screw and tray (30) fixed connection, the steel wire lifting rope on second motor (6) passes fixed pulley (41) and movable pulley (511) in proper order.

7. The multi-function micro hoist as claimed in claim 1, wherein: first bevel gear (31) are through connecting axle and tray (30) welded fastening, the diameter of first bevel gear (31) and the internal diameter looks adaptation that rotates groove (20), bearing (32) inner circle and connecting axle welded fastening, the outer lane and circular slot (21) inner wall welded fastening of bearing (32), second bevel gear (33) and first bevel gear (31) gear engagement, crank (330) and second bevel gear (33) welded fastening, crank (330) rotate with revolving stage (2) and are connected.