CN116040495A

CN116040495A - Crane portal frame

Info

Publication number: CN116040495A
Application number: CN202310049926.9A
Authority: CN
Inventors: 李小伟; 王鹏; 李鹏; 苏崇礼; 秦向坤; 王磊
Original assignee: Filson Intelligent Equipment Jiangsu Co ltd
Current assignee: Filson Intelligent Equipment Jiangsu Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-05-02

Abstract

The invention relates to the technical field of object lifting and discloses a crane portal frame which comprises a base, wherein two groups of bases are arranged, the upper surfaces of the two groups of bases are fixedly connected with fixed blocks, the inside of each fixed block is connected with a moving block in a sliding manner, the upper ends of the moving blocks are fixedly connected with connecting blocks, I-shaped bearing blocks are fixedly connected between opposite sides of the connecting blocks, a position adjusting mechanism is arranged on each I-shaped bearing block, and the position adjusting mechanism comprises a back-shaped block, a rotating shaft, a rotating gear and a toothed plate. This kind of hoist portal frame uses through multiunit mechanical structure cooperation, guarantees the stability of couple subassembly when lifting by crane article and remove to avoid article to take place the condition of empting, ensure the integrality of article, utilize mechanical structure simultaneously, can guarantee its stationarity in the round trip movement, thereby avoid appearing rocking the condition, the effectual efficiency of improving the device in actual application, ensure simultaneously to lift by crane the integrality of article.

Description

Crane portal frame

Technical Field

The invention relates to the technical field of object lifting, in particular to a crane portal frame.

Background

The crane portal frame is used for carrying equipment, warehouse goods entering and exiting, lifting and maintaining heavy equipment and material transportation required in daily production according to people activities, so that the efficiency of conveying objects can be effectively improved, the manpower can be reduced, the production and operation costs can be reduced, and the working efficiency can be improved.

According to the portal frame crane provided by the patent No. CN105540445A, the mounting position of the position sensor on the top beam is adjusted according to the moving distance of the object to be hoisted, the control parameters of the stay wire sensor are set according to the lifting distance required by the object to be hoisted, and the system is started, so that the cyclic work of loading, hoisting, moving and unloading is realized, the labor cost is convenient to reduce, the labor intensity of workers is reduced, when the hanger is stressed, the hanger rises, the hanger falls down by gravity after the loading, hoisting and moving are finished, the lower end face of the hanger is kept horizontal, the hanger is prepared for the next use, the operation is convenient, the labor input is reduced, the efficiency is improved, the occurrence of safety accidents is avoided, but the hanger still has the following problems in the actual use process.

In the use process of the existing device, the hook component is driven to move mostly through the form of the wire harness guide rail, after the articles are lifted, the stability of the hook component when the articles are driven to move cannot be effectively guaranteed, the articles are prone to being inclined, the articles fall down, and accordingly certain economic loss is caused, a proper height adjusting mechanism is not improved in the existing device, the whole height of a gantry of the existing device is certain, the height of the existing device cannot be adjusted according to actual needs, and therefore the existing device cannot be effectively adapted when the articles with different heights and places with different heights are handled, and certain limitations exist.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a crane portal frame which has the advantages of effectively driving a hook component to move through a mechanical structure, ensuring the stability of the movement after the hook component is lifted, adjusting the height of the hook component so as to adapt to articles with different heights and places with different heights, and solving the problems in the background art.

The invention provides the following technical scheme: a crane gantry comprising: the base, the base is provided with two sets of, two sets of the equal fixedly connected with fixed block of upper surface of base, the inside sliding connection of fixed block has the movable block, the upper end fixedly connected with connecting block of movable block, fixedly connected with I shape carrier block between the opposite side of connecting block, be provided with position adjustment mechanism on the I shape carrier block, position adjustment mechanism includes back style of calligraphy piece, axis of rotation, rotation gear and pinion rack, one side and one side surface fixed connection of I shape carrier block of pinion rack, the inside upper surface and the lower surface laminating of back style of calligraphy piece and the both sides surface of I shape carrier block, the surface and the opposite side meshing of pinion rack of rotation gear, the surface and the inside fixed connection of rotation gear of axis of rotation, the both ends surface and the inside rotation connection of returning style of calligraphy piece of rotation axis of rotation.

As a preferable improvement mode of the crane portal frame provided by the invention, further, the fixed block is provided with the height adjusting mechanism, the height adjusting mechanism comprises a first hinging seat, a supporting rod, a second hinging seat, a bidirectional screw rod and a sliding block, a sliding groove is formed in the fixed block, the outer surface of the bidirectional screw rod is rotationally connected with the inner part of the sliding groove, the outer surface of the sliding block is slidingly connected with the inner wall of the sliding groove, the inner part of the sliding block is in threaded connection with the outer surface of the bidirectional screw rod, the lower surface of the first hinging seat is fixedly connected with the upper surface of the sliding block, one side of the second hinging seat is fixedly connected with the outer surface of the moving block, and two ends of the supporting rod are hinged with the first hinging seat and the second hinging seat respectively.

As an optimized improvement mode of the crane portal frame, the other side of the inside of the inverted-U-shaped block is rotationally connected with a connecting shaft, the outer surface of the connecting shaft is fixedly connected with a limiting wheel, and the outer surface of the limiting wheel is rotationally connected with the other side of the I-shaped bearing block.

As an optimized improvement mode of the crane portal frame, further, the two sides of the fixed block are fixedly connected with the support plates, and the other sides of the support plates are fixedly connected with the side blocks.

As an optimized improvement mode of the crane portal frame, one side of the side block is fixedly connected with the outer side of the base, two groups of side blocks are arranged, and the two groups of side blocks are symmetrically arranged.

As an optimized improvement mode of the crane portal frame, the crane portal frame is further characterized in that four groups of sliding grooves are formed in the inner wall of the fixed block, four groups of sliding blocks are fixedly connected to the outer surface of the moving block, and the outer surfaces of the four groups of sliding blocks are in sliding connection with the inner wall of the sliding grooves.

As an optimized improvement mode of the crane portal frame, the first hinging seat, the supporting rod and the second hinging seat are all provided with four groups, and the four groups of the first hinging seat, the supporting rod and the second hinging seat are mutually corresponding.

As an optimized improvement mode of the crane portal frame, the lower surface of the hinged seat I is attached to the upper surface of the base, two groups of sliding blocks are arranged, and the two groups of sliding blocks are arranged oppositely.

As an optimized improvement mode of the crane portal frame, the crane portal frame is further characterized in that one end of the rotating shaft extends out of the interior of the inverted-U-shaped block, and one end of the rotating shaft extending out of the inverted-U-shaped block is movably connected with an external driving source.

As an optimized improvement mode of the crane portal frame, the invention further provides that one end of the bidirectional screw rod extends out of the sliding groove, and one end of the bidirectional screw rod extending out of the sliding groove is movably connected with an external driving source.

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

this kind of hoist portal frame, through setting up position adjustment mechanism, when adjusting current couple's position, at first install the lower surface at back style of calligraphy piece to current couple subassembly, when adjusting couple's position this moment, through connecting external driving source, drive the axis of rotation and rotate, the axis of rotation then drive the rotation gear and rotate, because the pinion rack meshing that rotation gear and I style of calligraphy carrier block one side set up, the opposite side rotation connection of limiting wheel and I style of calligraphy carrier block simultaneously, and limiting wheel passes through the connecting axle and returns style of calligraphy rotation to when rotating the gear at the surface rotation of tooth piece, drive whole back style of calligraphy piece and remove on I style of calligraphy carrier block, adjust the position of couple subassembly, the setting of this structure, through the cooperation of multiunit mechanical structure is used, guarantee couple subassembly stability when lifting by crane article, thereby avoid article emergence condition of empting, ensure article's integrality, simultaneously utilize mechanical structure, can guarantee its stationarity in round trip movement, thereby avoid appearing rocking the condition, the effectual improvement device in actual application, simultaneously ensure the integrality of lifting article.

This kind of hoist portal frame, through setting up high adjustment mechanism, when the height to lifting by crane is adjusted, at first, drive bi-directional screw through the outside actuating source and rotate, bi-directional screw is driving the sliding block synchronous motion with its both ends threaded connection, articulated seat one that the sliding block upper surface set up also synchronous motion, and because articulated seat one is articulated with the one end of branch, articulated seat two is articulated with the other end of branch, articulated seat two's one side and movable block fixed connection, slider through the movable block through the surface setting and the inside spout sliding connection who sets up of fixed block, thereby when two sets of articulated seat one synchronous motion, can drive the movable block and reciprocate in the inside of fixed block, and can adjust its height according to actual conditions, so as to carry out lifting by crane the operation, the setting of this structure, can effectually make the height adjustment that suits according to the height of article, thereby can adapt to the work under different scenes, simultaneously, form stable triangle-shaped structure between articulated seat two, can effectually guarantee the stability of its work, both sides of fixed block all are through side block and plate-shaped assurance, the stability of guaranteeing the bottom triangle-shaped structure, make the whole stability of preventing the article damage, the whole article is guaranteed, and the article is guaranteed.

Drawings

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

FIG. 2 is a schematic view of a part of the height adjusting mechanism according to the present invention;

FIG. 3 is a schematic cross-sectional view of a base of the present invention;

FIG. 4 is a schematic cross-sectional view of a position adjustment mechanism according to the present invention;

fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present invention.

In the figure: 1. a base; 2. a connecting block; 3. a height adjusting mechanism; 4. a position adjusting mechanism; 5. a sliding groove; 6. a hinge seat I; 7. a support rod; 8. a fixed block; 9. a moving block; 10. a hinge seat II; 11. a sliding block; 12. a bidirectional screw; 13. a chute; 14. a slide block; 15. i-shaped bearing blocks; 16. a toothed plate; 17. a character-returning block; 18. a limiting wheel; 19. a connecting shaft; 20. a rotating shaft; 21. rotating the gear; 22. a side block; 23. and (5) supporting plates.

Description of the embodiments

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to figures 1-5 of the drawings,

examples

A crane gantry comprising: the base 1, the base 1 is provided with two groups, the upper surface of the two groups of bases 1 is fixedly connected with a fixed block 8, the inside of the fixed block 8 is connected with a moving block 9 in a sliding way, the upper end of the moving block 9 is fixedly connected with a connecting block 2, an I-shaped bearing block 15 is fixedly connected between opposite sides of the connecting block 2, a position adjusting mechanism 4 is arranged on the I-shaped bearing block 15, a rotating shaft 20 is driven to rotate by connecting an external driving source, the rotating shaft 20 drives a rotating gear 21 to rotate, meanwhile, a limiting wheel 18 is rotationally connected with the other side of the I-shaped bearing block 15 due to the meshing of the rotating gear 21 and a toothed plate 16 arranged on one side of the I-shaped bearing block 15, and the limiting wheel 18 is rotationally connected with a back-shaped bearing block through a connecting shaft 19, so that when the rotating gear 21 rotates on the surface of the toothed block, the whole back-shaped block 17 is driven to move on the I-shaped bearing block 15 to adjust the position of a hook component, the position adjusting mechanism 4 comprises a back-shaped block 17, a rotating shaft 20, a rotating gear 21 and a toothed plate 16, one side of the toothed plate 16 is fixedly connected with the outer surface of one side of an I-shaped bearing block 15, the inner upper surface and the lower surface of the back-shaped block 17 are attached to the two side surfaces of the I-shaped bearing block 15, the outer surface of the rotating gear 21 is meshed with the other side of the toothed plate 16 to move the device to a proper position, the lower surface of the back-shaped block 17 is provided with a hook component which is required in the prior art, when the lifting height is adjusted, firstly, the bidirectional screw 12 is driven to rotate by an external driving source, the bidirectional screw 12 synchronously moves when driving a sliding block 11 in threaded connection with two ends of the bidirectional screw, a hinge seat I6 arranged on the upper surface of the sliding block 11 also synchronously moves, and because the hinge seat I6 is hinged with one end of a supporting rod 7, the outer surface of the rotating shaft 20 is fixedly connected with the inner part of the rotating gear 21, the outer surfaces of two ends of the rotating shaft 20 are rotationally connected with the inside of the back-shaped block 17, the other side of the inside of the back-shaped block 17 is rotationally connected with the connecting shaft 19, the outer surface of the connecting shaft 19 is fixedly connected with the limiting wheel 18, the outer surface of the limiting wheel 18 is rotationally connected with the other side of the I-shaped bearing block 15, one end of the rotating shaft 20 stretches out of the inside of the back-shaped block 17, one end of the rotating shaft 20 is movably connected with an external driving source, the rotating shaft 20 can be driven to rotate through the external driving source, so that a follow-up structure can be driven to be matched for use, the effect of stable lifting is achieved, when the position of an existing hook is adjusted, the existing hook component is firstly installed on the lower surface of the back-shaped block 17, at the moment, when the position of the hook component is adjusted, the stability of the hook component when a lifted object is ensured through the cooperation of a plurality of groups of mechanical structures, so that the object is prevented from toppling, meanwhile, the integrity of the object can be ensured, the stability of the object in back-and-forth movement can be ensured, so that the shaking condition can be avoided, the device is effectively improved, and the integrity of the lifted object is ensured.

Examples

Wherein; the height adjusting mechanism 3 is arranged on the fixed block 8, the height adjusting mechanism 3 comprises a first hinging seat 6, a supporting rod 7, a second hinging seat 10, a bidirectional screw rod 12 and a sliding block 11, the sliding groove 5 is arranged in the fixed block 8, the outer surface of the bidirectional screw rod 12 is rotationally connected with the inner part of the sliding groove 5, the outer surface of the sliding block 11 is slidingly connected with the inner wall of the sliding groove 5, the inner part of the sliding block 11 is in threaded connection with the outer surface of the bidirectional screw rod 12, the lower surface of the first hinging seat 6 is fixedly connected with the upper surface of the sliding block 11, one side of the second hinging seat 10 is fixedly connected with the outer surface of the moving block 9, two ends of the supporting rod 7 are respectively hinged with the first hinging seat 6 and the second hinging seat 10, the sliding block 9 is slidingly connected with a sliding groove 13 arranged in the fixed block 8 through a sliding block 14 arranged on the outer surface, so that when the two groups of first hinging seats 6 synchronously move, the movable block 9 can be driven to move up and down in the fixed block 8, the height of the movable block 9 can be adjusted according to actual conditions so as to be capable of carrying out lifting operation, two sides of the fixed block 8 are fixedly connected with the support plates 23, the other sides of the support plates 23 are fixedly connected with the side blocks 22, one sides of the side blocks 22 are fixedly connected with the outer sides of the base 1, the side blocks 22 are provided with two groups, the two groups of side blocks 22 are symmetrically arranged, meanwhile, two sides of the fixed block 8 form a triangle structure through the side blocks 22 and the support plates 23, the stability of the bottom of the fixed block is ensured, the overall stability is improved, the integrity of articles is ensured, the articles are prevented from being damaged, four groups of sliding grooves 13 are formed in the inner wall of the fixed block 8, four groups of sliding blocks 14 are fixedly connected with the outer surfaces of the movable block 9, the outer surfaces of the four groups of sliding blocks 14 are in sliding connection with the inner walls of the sliding grooves 13, and four groups of the hinge seat I6, the supporting rod 7 and the hinge seat II 10 are provided with four groups, through establishing this group to four sets of stability in the use that can improve effectively, and simultaneously can ensure that it plays better supporting role in the use, and then can make it utilize triangle-shaped to have the support's of stability principle to carry out the guarantee to its base 1 in the use, and then the purpose of improving stable effect has been reached, and four sets of articulated seat one 6, branch 7 and articulated seat two 10 two liang mutual correspondence, articulated seat one 6, form stable triangle-shaped structure between branch 7 and the articulated seat two 10, can effectually guarantee its stability of work, the lower surface of articulated seat one 6 and the laminating of the upper surface of base 1, slider 11 is provided with two sets of slider 11, and two sets of slider 11 set up relatively, the inside of sliding tray 5 is stretched out to the one end swing joint external drive source of sliding tray 12, set up height adjustment mechanism 3, when highly adjusting lifting by crane, at first drive two ends screw 12 through external drive source and carry out rotation, the two-way screw 12 is driving and is with the synchronous motion of slider 11 of its both ends threaded connection, the articulated seat one end is stretched out to the one end of slider 11 simultaneously, the slider 11 can be adjusted with the other end of the articulated seat is adjusted to the side, the two end is adjusted to the height is adjusted to the same, the article is suitable for the height is adjusted to the other end of the articulated seat 10.

When the lifting device is used, firstly, the device is moved to a proper position, the lower surface of the square-shaped block 17 is provided with the existing needed hook component, when the lifting height is adjusted, the external driving source drives the bidirectional screw rod 12 to rotate, the bidirectional screw rod 12 drives the sliding block 11 in threaded connection with the two ends of the bidirectional screw rod to synchronously move, the first hinging seat 6 arranged on the upper surface of the sliding block 11 synchronously moves, and the first hinging seat 6 is hinged with one end of the supporting rod 7, the second hinging seat 10 is hinged with the other end of the supporting rod 7, one side of the second hinging seat 10 is fixedly connected with the moving block 9, and the sliding block 14 arranged on the outer surface of the moving block 9 is in sliding connection with the sliding groove 13 arranged inside the fixed block 8, so that the moving block 9 can be driven to move up and down inside the fixed block 8 when the two groups of hinging seats 6 synchronously move, and the height of the moving block can be adjusted according to actual conditions, so that lifting operation can be carried out.

When lifting by crane, hang the couple subassembly with article, through connecting external driving source, drive axis of rotation 20 and rotate, axis of rotation 20 then drives rotation gear 21 and rotates, because rotation gear 21 meshes with pinion rack 16 that I shape carrier block 15 one side set up, spacing wheel 18 is connected with the opposite side rotation of I shape carrier block 15 simultaneously, and spacing wheel 18 is connected with the rotation of back style of calligraphy through connecting axle 19, thereby when rotation gear 21 rotates at the surface of tooth piece, drive whole back style of calligraphy piece 17 and remove on I shape carrier block 15, adjust the position of couple subassembly, thereby place the article in suitable position.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A crane gantry comprising: base (1), base (1) is provided with two sets of equal fixedly connected with fixed block (8) of upper surface of base (1), the inside sliding connection of fixed block (8) has movable block (9), the upper end fixedly connected with connecting block (2) of movable block (9), fixedly connected with I shape carrier block (15) between connecting block (2) opposite sides, be provided with position adjustment mechanism (4) on I shape carrier block (15), position adjustment mechanism (4) include back style of calligraphy piece (17), axis of rotation (20), rotation gear (21) and pinion rack (16), one side of pinion rack (16) and one side surface fixed connection of I shape carrier block (15), the inside upper surface and the lower surface of back style of calligraphy piece (17) are laminated with the both sides surface of I shape carrier block (15), the surface of rotation gear (21) meshes with the opposite side of pinion rack (16), the surface of axis of rotation (20) and the inside fixed connection of rotation gear (21), the surface of rotation gear (20) and the inside of two sides of back style of rotation piece (17) are connected.

2. A crane gantry according to claim 1, wherein: be provided with high adjustment mechanism (3) on fixed block (8), high adjustment mechanism (3) are including articulated seat one (6), branch (7), articulated seat two (10), two-way screw rod (12) and sliding block (11), sliding groove (5) have been seted up to the inside of fixed block (8), the surface of two-way screw rod (12) is rotated with the inside of sliding groove (5) and is connected, the surface of sliding block (11) and the inner wall sliding connection of sliding groove (5), the inside of sliding block (11) and the surface threaded connection of two-way screw rod (12), the upper surface fixed connection of the lower surface of articulated seat one (6) and sliding block (11), the surface fixed connection of one side and movable block (9) of articulated seat two (10), the both ends of branch (7) are articulated with articulated seat one (6) and articulated seat two (10) respectively.

3. A crane gantry according to claim 1, wherein: the connecting shaft (19) is rotationally connected to the other side of the inner part of the square-shaped block (17), the limiting wheel (18) is fixedly connected to the outer surface of the connecting shaft (19), and the outer surface of the limiting wheel (18) is rotationally connected with the other side of the I-shaped bearing block (15).

4. A crane gantry according to claim 1, wherein: both sides of fixed block (8) are all fixedly connected with extension board (23), the opposite side fixedly connected with side piece (22) of extension board (23).

5. The crane gantry of claim 4, wherein: one side of the side block (22) is fixedly connected with the outer side of the base (1), two groups of side blocks (22) are arranged, and the two groups of side blocks (22) are symmetrically arranged.

6. A crane gantry according to claim 1, wherein: four groups of sliding grooves (13) are formed in the inner wall of the fixed block (8), four groups of sliding blocks (14) are fixedly connected to the outer surface of the moving block (9), and the outer surfaces of the four groups of sliding blocks (14) are slidably connected with the inner wall of the sliding grooves (13).

7. A crane gantry according to claim 2, wherein: the hinge seat I (6), the support rod (7) and the hinge seat II (10) are all provided with four groups, and the four groups of hinge seat I (6), the support rod (7) and the hinge seat II (10) correspond to each other in pairs.

8. A crane gantry according to claim 2, wherein: the lower surface of articulated seat one (6) is laminated with the upper surface of base (1), slider (11) are provided with two sets of, and two sets of slider (11) are relative to be set up.

9. A crane gantry according to claim 1, wherein: one end of the rotating shaft (20) extends out of the interior of the back-shaped block (17), and one end of the rotating shaft (20) extending out of the back-shaped block (17) is movably connected with an external driving source.

10. A crane gantry according to claim 2, wherein: one end of the bidirectional screw rod (12) extends out of the sliding groove (5), and one end of the bidirectional screw rod (12) extending out of the sliding groove (5) is movably connected with an external driving source.