CN214935480U

CN214935480U - Liftable trackless portal crane

Info

Publication number: CN214935480U
Application number: CN202120870361.7U
Authority: CN
Inventors: 陆有德
Original assignee: WUXI XIEXING PORT MACHINERY CO Ltd
Current assignee: WUXI XIEXING PORT MACHINERY CO Ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-30
Anticipated expiration: 2031-04-25

Abstract

The utility model discloses a liftable trackless gantry crane, its technical scheme main points are including the support column, install the support in the support column upper end, connect the crossbeam between two support columns, be provided with elevating system on the support, the crossbeam is connected with elevating system, a lift adjustment for realizing the crossbeam, still be provided with complementary unit on the support, complementary unit is used for the complementary unit to carry out lift adjustment, be provided with first hoisting machine on the crossbeam and construct and second hoisting machine, first hoisting machine constructs the length direction motion that moves the goods along the crossbeam, second hoisting machine constructs the direction motion that moves the goods along perpendicular crossbeam length. The utility model discloses can highly carry out the regulation of not co-altitude scope according to required, can carry out not equidirectional moving to the goods moreover, alleviate staff's manual labor, further improve production efficiency.

Description

Liftable trackless portal crane

Technical Field

The utility model relates to a technical field of hoist, in particular to liftable trackless portal crane.

Background

In recent years, with the rapid development of port construction, the demand for port hoisting machinery is increasing. The port crane is generally applied to loading and unloading operations of outdoor goods yards, stock yards and bulk cargos.

The gantry crane is a variant of a bridge crane, and is also called a gantry crane and is mainly used for loading and unloading various cargoes. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards. The trackless portal crane has a metal structure similar to a portal frame, two support legs are mounted below a bearing main beam, and the trackless portal crane can directly walk on flat pavements such as a bottom surface.

The problems of the prior trackless portal crane in use are as follows: (1) the lifting height of the crane is fixed, and the crane cannot be adjusted to different heights; (2) the lifted goods can only be moved in the vertical direction or the length direction of the cross beam generally, and the goods cannot be moved in other directions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a liftable trackless portal crane can highly carry out the regulation of not co-altitude scope according to required, can carry out not equidirectional moving to the goods moreover, alleviates staff's manual labor, further improves production efficiency.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a liftable trackless portal crane, includes the support column, installs the support in the support column upper end, connects the crossbeam between two support columns, be provided with elevating system on the support, the crossbeam is connected with elevating system for realize the lift adjustment of crossbeam, still be provided with complementary unit on the support, complementary unit is used for the auxiliary beam to carry out lift adjustment, be provided with first hoisting machine on the crossbeam and construct and second hoisting machine, first hoisting machine constructs the length direction motion that moves the goods along the crossbeam, second hoisting machine constructs the direction motion that moves the goods along perpendicular crossbeam length.

Further, elevating system includes fixed column, first fixing base, second fixing base, flexible arm, linking arm and third fixing base, the vertical connection of fixed column is on the support, the upper and lower both ends at the fixed column are installed respectively to first fixing base and second fixing base, the lower part at the crossbeam is installed to the third fixing base, the first end and the third fixing base of linking arm are articulated, and the second end is articulated with the second fixing base, the mid-mounting of linking arm has the fourth fixing base, the first end and the first fixing base of flexible arm are articulated, and the second end is articulated with the fourth fixing base.

Further, the telescopic arm is a first cylinder.

Furthermore, the auxiliary mechanism comprises a guide groove, a guide block and a driving assembly, the guide groove is formed in the fixed column, the guide block is rotatably installed at one end of the cross beam and is in sliding fit in the guide groove, the driving assembly is installed at the lower portion of the fixed column, and the driving guide block slides along the guide groove.

Further, the driving assembly is a second air cylinder.

Further, first hoisting machine constructs including first calabash hangs, sliding tray and sliding block, first calabash hangs and installs the sliding block, the sliding tray is seted up on the crossbeam, sliding block sliding fit is in the sliding tray, first calabash hangs and is connected with outside power supply system through the electric wire.

Furthermore, install first light on the first calabash hangs, first light passes through the electric wire and is connected with external power supply system.

Further, second hoisting machine constructs including guide rail, guide block and second calabash and hangs, the guide rail is installed on the crossbeam, the length direction of guide rail is perpendicular with the length direction of sliding tray, the guide block is installed and is hung on the second calabash, guide block and guide rail sliding fit, the second calabash is hung and is passed through the electric wire and be connected with outside power supply system.

Furthermore, a second illuminating lamp is installed on the second hoist crane and connected with an external power supply system through an electric wire.

Furthermore, universal wheels are installed on the lower portion of the supporting column.

To sum up, the utility model discloses following beneficial effect has:

1. through the arrangement of the lifting mechanism, when the cross beam is adjusted to the required height according to the requirements of a working environment, a worker turns on a switch of the first air cylinder, a piston rod of the first air cylinder contracts to pull the connecting arm to rotate around the second fixing seat, and the height of the cross beam is adjusted in the process that the connecting arm rotates in the vertical direction, so that the crane in the utility model meets the requirements of the worker;

2. through the arrangement of the first hoisting mechanism and the second hoisting mechanism, the first hoisting mechanism can hoist the goods to move along the length direction of the cross beam, and the second hoisting mechanism can hoist the goods to be adjusted along the direction vertical to the length direction of the cross beam, so that the goods can be moved to different directions and positions, the manual labor of workers is reduced, and the production efficiency is further improved;

3. through the arrangement of the auxiliary mechanism, when a worker turns on a switch of the first air cylinder, the first air cylinder stretches and retracts to pull the connecting arm to rotate; meanwhile, the worker turns on a switch of the second cylinder, the second cylinder drives the guide block to drive the beam to move up and down along the fixed column, the two cylinders are driven simultaneously, and smooth adjustment of the lifting process of the beam is guaranteed.

Drawings

FIG. 1 is a schematic front structural view for embodying a crane in the embodiment;

FIG. 2 is a schematic side view of the embodiment for embodying the crane;

in the figure, 1, a support column; 2. a support; 3. a cross beam; 4. a lifting mechanism; 401. fixing a column; 402. a first fixed seat; 403. a second fixed seat; 404. a telescopic arm; 405. a connecting arm; 406. a third fixed seat; 5. a fourth fixed seat; 6. an auxiliary mechanism; 601. a guide groove; 602. a guide block; 603. a drive assembly; 7. a first hoisting mechanism; 701. a first hoist crane; 702. a sliding groove 703 and a sliding block; 8. a second hoisting mechanism; 801. a guide rail; 802. a guide block; 803. a second hoist crane; 9. a second illumination lamp; 10. a universal wheel; 11. a first illumination lamp.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the following device of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.

Example (b):

a liftable trackless portal crane, as shown in fig. 1 and 2, comprises support columns 1, a support 2 arranged at the upper end of each support column 1, and a beam 3 connected between the two support columns 1, wherein a lifting mechanism 4 is arranged on each support 2, and the beam 3 is connected with the lifting mechanism 4 and used for realizing the lifting adjustment of the beam 3.

As shown in fig. 1 and 2, the lifting mechanism 4 includes a fixing column 401, a first fixing seat 402, a second fixing seat 403, a telescopic arm 404, a connecting arm 405, and a third fixing seat 406. The fixed column 401 is vertically connected to the support 2, the first fixed seat 402 and the second fixed seat 403 are respectively installed at the upper end and the lower end of the fixed column 401, the third fixed seat 406 is installed at the lower portion of the cross beam 3, the first end of the connecting arm 405 is hinged to the third fixed seat 406, the second end of the connecting arm is hinged to the second fixed seat 403, the fourth fixed seat 55 is installed in the middle of the connecting arm 405, the first end of the telescopic arm 404 is hinged to the first fixed seat 402, and the second end of the telescopic arm is hinged to the fourth fixed seat 5. Telescopic arm 404 is a first cylinder.

As shown in fig. 1 and 2, when the worker turns on the first cylinder switch, the first cylinder stretches and retracts to drive the connecting arm 405 to rotate around the second fixing seat 403, and the connecting arm 405 drives the cross beam 3 to adjust the height in the inclined direction in the process of rotating in the vertical direction, so that the cross beam 3 can be adjusted at different heights.

As shown in fig. 1 and 2, an auxiliary mechanism 6 is further disposed on the support 2, the auxiliary mechanism 6 is used for assisting the beam 3 to perform lifting adjustment, the auxiliary mechanism 6 includes a guide groove 601, a guide block 602, and a driving assembly 603, and the driving assembly 603 is a second cylinder. The guide groove 601 is arranged on the fixed column 401, the guide block 602 is rotatably arranged at one end of the cross beam 3 and is in sliding fit with the guide groove 601, the driving assembly 603 is arranged at the lower part of the fixed column 401, the second cylinder drives the guide block 602 to slide along the guide groove 601, and meanwhile, the guide block 602 drives the cross beam 3 to perform lifting adjustment.

As shown in fig. 1 and 2, a first hoisting mechanism 7 and a second hoisting mechanism 8 are arranged on the cross beam 3, the first hoisting mechanism 7 hoists the goods to move along the length direction of the cross beam 3, and the second hoisting mechanism 8 hoists the goods to move along the direction perpendicular to the length direction of the cross beam 3. Through the setting of first hoisting machine structure 7 and second hoisting machine structure 8, first hoisting machine structure 7 drives the goods and moves along the length direction of crossbeam 3, and second hoisting machine structure 8 drives the goods and moves along the direction of perpendicular to crossbeam 3 length.

As shown in fig. 1 and 2, the first hoisting mechanism 7 includes a first hoist crane 701, a sliding groove 702 and a sliding block 703, the sliding block 703 is installed on the first hoist crane 701, the sliding groove 702 is opened on the cross beam 3, the sliding block 703 is slidably fitted in the sliding groove 702, and the first hoist crane 701 is connected with an external power supply system through an electric wire. The staff opens the switch of external power source, and first calabash hangs 701 and hangs the goods, and simultaneously, adjusts sliding block 703 and slides along sliding tray 702, realizes that first calabash hangs 701 and moves the goods in the length direction of crossbeam 3.

As shown in fig. 1 and 2, in order to enable the crane to work in a dark environment, a first illuminating lamp 11 is installed on a first hoist crane 701, the first illuminating lamp 11 is connected with an external power supply system through an electric wire, and the first illuminating lamp 11 is turned on to illuminate in the process of hoisting goods by the crane.

As shown in fig. 1 and 2, the second hoisting mechanism 8 includes a guide rail 801, a guide block 802 and a second hoist hanger 803, the guide rail 801 is mounted on the cross beam 3, the length direction of the guide rail 801 is perpendicular to the length direction of the sliding groove 702, the guide block 802 is mounted on the second hoist hanger 803, the guide block 802 is in sliding fit with the guide rail 801, and the second hoist hanger 803 is connected with an external power supply system through an electric wire. The staff opens the switch of the external power supply system, the second hoist crane 803 lifts the goods, and the adjusting guide block 802 slides along the guide rail 801, so that the goods can move in the direction of the guide rail 801.

As shown in fig. 1 and 2, a second illumination lamp 9 is mounted on the second hoist hanger 803, and the second illumination lamp 9 is connected to an external power supply system through an electric wire. The second lighting lamp 9 is used for lighting in the process that the second hoist crane 803 lifts the goods.

As shown in figures 1 and 2, in order to facilitate the hoisting operation of the crane at different positions, universal wheels 10 are installed at the lower part of the supporting column 1, so that the crane can be moved to different positions by workers to perform the operation conveniently.

The specific implementation process comprises the following steps: when the lifting operation is carried out, firstly, a worker moves the crane to corresponding positions, then switches on a first air cylinder and a second air cylinder, the first air cylinder stretches and retracts to drive a connecting arm 405 to rotate towards the vertical direction, so that one side of the cross beam 3 is lifted, meanwhile, the second air cylinder drives the other side of the cross beam 3 to adjust at different heights along a fixing column 401, and the lifting adjustment of the height of the cross beam 3 is realized under the combined action of the first air cylinder and the second air cylinder; then according to the position that the goods need move, adjust first hoisting machine structure 7 and second hoisting machine structure 8 respectively and hoist the goods in the different directions, move to corresponding position. When the illumination of the working environment is insufficient, the working personnel can turn on the first illuminating lamp 8 or the second illuminating lamp 9 to illuminate the working environment, and the safety and the smooth proceeding of the hoisting operation are ensured.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a liftable trackless portal crane, includes support column (1), installs support (2) in support column (1) upper end, connects crossbeam (3) between two support columns (1), its characterized in that: be provided with elevating system (4) on support (2), crossbeam (3) are connected with elevating system (4) for realize the lift adjustment of crossbeam (3), still be provided with complementary unit (6) on support (2), complementary unit (6) are used for complementary crossbeam (3) to carry out lift adjustment, be provided with first hoisting machine structure (7) and second hoisting machine structure (8) on crossbeam (3), first hoisting machine structure (7) are hung and are moved the length direction motion of goods along crossbeam (3), second hoisting machine structure (8) are hung and are moved the direction motion of goods along perpendicular crossbeam (3) length.

2. A liftable trackless portal crane according to claim 1, wherein: the lifting mechanism (4) comprises a fixing column (401), a first fixing seat (402), a second fixing seat (403), a telescopic arm (404), a connecting arm (405) and a third fixing seat (406), the fixing column (401) is vertically connected to the support (2), the first fixing seat (402) and the second fixing seat (403) are respectively installed at the upper end and the lower end of the fixing column (401), the third fixing seat (406) is installed at the lower portion of the cross beam (3), the first end of the connecting arm (405) is hinged to the third fixing seat (406), the second end is hinged to the second fixing seat (403), a fourth fixing seat (5) is installed in the middle of the connecting arm (405), the first end of the telescopic arm (404) is hinged to the first fixing seat (402), and the second end is hinged to the fourth fixing seat (5).

3. A liftable trackless portal crane according to claim 2, wherein: the telescopic arm (404) is a first cylinder.

4. A liftable trackless portal crane according to claim 1, wherein: the auxiliary mechanism (6) comprises a guide groove (601), a guide block (602) and a driving assembly (603), wherein the guide groove (601) is formed in the fixed column (401), the guide block (602) is rotatably installed at one end of the cross beam (3) and is in sliding fit with the guide groove (601), the driving assembly (603) is installed at the lower portion of the fixed column (401), and the driving guide block (602) slides along the guide groove (601).

5. A liftable trackless portal crane according to claim 4, wherein: the driving component (603) is a second air cylinder.

6. A liftable trackless portal crane according to claim 1, wherein: first hoisting machine constructs (7) and hangs (701), sliding tray (702) and sliding block (703) including first calabash, install sliding block (703) on first calabash hangs (701), sliding tray (702) are seted up on crossbeam (3), sliding block (703) sliding fit is in sliding tray (702), first calabash hangs (701) and is connected with external power supply system through the electric wire.

7. A liftable trackless portal crane according to claim 6, wherein: install first light (11) on first calabash hangs (701), first light (11) are connected with external power supply system through the electric wire.

8. A liftable trackless portal crane according to claim 1, wherein: second hoisting machine constructs (8) and hangs (803) including guide rail (801), guide block (802) and second calabash, install on crossbeam (3) guide rail (801), the length direction of guide rail (801) is perpendicular with the length direction of sliding tray (702), guide block (802) are installed on second calabash hangs (803), guide block (802) and guide rail (801) sliding fit, second calabash hangs (803) and is connected with external power supply system through the electric wire.

9. A liftable trackless portal crane according to claim 8, wherein: and a second illuminating lamp (9) is installed on the second hoist crane (803), and the second illuminating lamp (9) is connected with an external power supply system through an electric wire.

10. A liftable trackless portal crane according to claim 1, wherein: the lower part of the supporting column (1) is provided with a universal wheel (10).