CN215101555U

CN215101555U - Portal crane capable of preventing lifting hook from shaking

Info

Publication number: CN215101555U
Application number: CN202120466709.6U
Authority: CN
Inventors: 张波; 张继朋; 吴钦花
Original assignee: Shandong Luxin Lifting Equipment Co ltd
Current assignee: Shandong Luxin Lifting Equipment Co ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-12-10
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a can prevent gantry crane that lifting hook rocked, including two bases, two the equal fixedly connected with extension board in one side of base inner wall bottom, two one side of extension board and the bottom of base inner wall one side all rotate and are connected with the gyro wheel, two the equal fixedly connected with electric telescopic link in bottom that gyro wheel one side was kept away from to the base inner wall, two the bottom of electric telescopic link all is provided with the staple, two the equal fixedly connected with backup pad in center between the base inner wall both sides, two the top of backup pad all is provided with the hydrovalve. The utility model discloses in, the device simple structure, convenient and practical is through the simple crossbeam adjusting device who comprises connecting rod and hollow rod of design to can adjust the distance between two bracing pieces, provide the holding power by the regulation pulling force strutting arrangement that cavity, axis of rotation, rotary drum, pulling force rope, clamp plate, regulation carousel and locking carousel constitute simultaneously.

Description

Portal crane capable of preventing lifting hook from shaking

Technical Field

The utility model relates to a hoist technical field especially relates to a can prevent gantry crane that lifting hook rocked.

Background

The gantry crane is a bridge crane supported on a ground track by supporting legs at two sides, is a deformation of the bridge crane and is called a gantry crane, is mainly used for loading and unloading outdoor goods, stock yard goods and bulk goods, and is an essential tool in production and processing.

However, the height of two support rods of the existing gantry crane is generally fixed and cannot be adjusted, when the carried goods do not need to be lifted too high, the length of the steel wire rope extending is long, so that the lifting is unstable, great potential safety hazards exist, the using effect is not good, the existing gantry crane cannot be adjusted by multiple cross beams, the corresponding gantry crane needs to be replaced for the overlarge goods, the use is inconvenient, and therefore a new gantry crane capable of preventing the lifting hook from shaking is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a gantry crane capable of preventing a lifting hook from shaking.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a portal crane capable of preventing a lifting hook from shaking comprises two bases, wherein a support plate is fixedly connected to one side of the bottom of the inner wall of each base, a roller is rotatably connected to one side of each support plate and the bottom of one side of the inner wall of each base, an electric control telescopic rod is fixedly connected to the bottom of one side, away from the roller, of the inner wall of each base, and a fixing nail is arranged at the bottom of each electric control telescopic rod;

the center between two sides of the inner wall of the base is fixedly connected with a supporting plate, the tops of the two supporting plates are provided with hydraulic valves, the tops of the two hydraulic valves are provided with supporting rods, the centers of the tops of the two supporting rods are provided with cavities, rotating shafts are rotatably connected between the front end and the rear end of the inner wall of the two cavities, the centers of the outer walls of the two rotating shafts are fixedly connected with rotating drums, the two rotating drums are wound and connected with tension ropes, the tops of the rear ends of the two supporting rods are provided with pressing plates corresponding to the rotating shafts, the front ends of the outer walls of the two rotating shafts are fixedly connected with rotating adjusting turntables, and the front ends of the two rotating adjusting turntables are provided with locking turntables corresponding to the rotating shafts;

two the bracing piece is close to the equal fixedly connected with connecting rod in top on one side each other, two the cavity pole has been cup jointed to the one end that the bracing piece was kept away from to the connecting rod, the bottom fixedly connected with spout of cavity pole, the bottom sliding connection of spout has the slip buckle, the bottom fixedly connected with anti-swing device of slip buckle, anti-swing device's bottom is provided with the couple.

As a further description of the above technical solution:

the two sides of the top of the hollow rod are fixedly connected with connecting buckles corresponding to the tension ropes.

As a further description of the above technical solution:

the sliding groove is a convex structure device.

As a further description of the above technical solution:

the anti-swing device comprises a box body, the bottom fixedly connected with box body of the sliding buckle, the front end and the rear end between the two sides of the inner wall of the box body are respectively and rotatably connected with a rotating shaft, two rotating shafts are arranged at one ends of the rotating shafts respectively and are provided with a motor and two first rollers fixedly connected with the centers of the outer walls of the rotating shafts respectively and two first gears fixedly connected with the ends of the outer walls of the rotating shafts far away from the motor, the two sides of the bottom center of the inner wall of the box body are respectively and rotatably connected with a second roller and two second gears corresponding to the first gears respectively and two sets of limiting ropes are respectively and rotatably connected with the outer walls of the first rollers and the second rollers.

As a further description of the above technical solution:

two motors, first gear and second gear all are central symmetry structure device.

As a further description of the above technical solution:

and one ends of the limiting ropes far away from the first roller and the second roller are fixedly connected with the top of the hook.

The utility model discloses following beneficial effect has: 1. the utility model provides a can prevent portal crane that lifting hook rocked compares with traditional device, the device simple structure, convenient and practical, through the simple crossbeam adjusting device who comprises connecting rod and hollow rod of design to can adjust the distance between two bracing pieces, provide the holding power by the regulation pulling force strutting arrangement that cavity, axis of rotation, rotary drum, pulling force rope, clamp plate, regulation carousel and locking carousel constitute simultaneously.

2. The device compares with traditional device, and its structure and design all have great innovation and improvement, and this kind of gantry crane that can prevent that the lifting hook from rocking still is provided with the pendulum-proof device that comprises box, pivot, motor, first roller, first gear, second roller, second gear, spacing rope and couple to can prevent that the spacing rope from taking place the swing at the jack-up in-process, thereby improve the device's practicality and stability greatly, be worth wideling popularize.

Drawings

Fig. 1 is a front view structural diagram of a gantry crane capable of preventing a hook from shaking, according to the present invention;

FIG. 2 is a schematic structural view of a cavity in FIG. 1;

fig. 3 is a schematic structural view of the anti-swing device in fig. 1.

Illustration of the drawings:

1. a base; 2. a support plate; 3. a roller; 4. an electric control telescopic rod; 5. fixing nails; 6. a support plate; 7. a hydraulic valve; 8. a support bar; 9. a cavity; 10. a rotating shaft; 11. a rotating drum; 12. a tension rope; 13. pressing a plate; 14. adjusting the turntable; 15. locking the turntable; 16. a connecting rod; 17. a hollow shaft; 18. a chute; 19. sliding the buckle; 20. a swing prevention device; 2001. a box body; 2002. a rotating shaft; 2003. a motor; 2004. a first roller; 2005. a first gear; 2006. a second roller; 2007. a second gear; 2008. a limiting rope; 21. and (4) hanging hooks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a gantry crane capable of preventing a lifting hook from shaking comprises two bases 1, wherein supporting plates 2 are fixedly connected to one sides of the bottoms of the inner walls of the two bases 1, rollers 3 are rotatably connected to one sides of the inner walls of the two supporting plates 2 and the bottoms of one sides of the inner walls of the bases 1, electrically controlled telescopic rods 4 are fixedly connected to the bottoms of the inner walls of the two bases 1, which are far away from the rollers 3, fixing nails 5 are arranged at the bottoms of the two electrically controlled telescopic rods 4, the device can be moved through the rollers 3, and the positions of the electrically controlled telescopic rods 4 and the fixing nails 5 are fixed, so that the convenience of the device is greatly improved;

the center between two sides of the inner wall of two bases 1 is fixedly connected with a support plate 6, the top of two support plates 6 is provided with a hydraulic valve 7, the top of two hydraulic valves 7 is provided with a support rod 8, when the goods to be carried do not need to be lifted too high, the hydraulic valve 7 can be started, so that the height of the device can be adjusted, and the limit rope 2008 is prevented from extending too long, so that the stability of the device is greatly increased, the center of the top of two support rods 8 is provided with a cavity 9, a rotating shaft 10 is rotatably connected between the front end and the rear end of the inner wall of the cavity 9, the centers of the outer walls of two rotating shafts 10 are fixedly connected with rotating drums 11, the two rotating drums 11 are respectively wound and connected with a tension rope 12, the top of the rear end of two support rods 8 is provided with a pressing plate 13 corresponding to the rotating shaft 10, and the front ends of the outer walls of the two rotating shafts 10 are respectively fixedly connected with a rotation adjusting turntable 14, the front ends of the two rotation adjusting turntables 14 are respectively provided with a locking turntable 15 corresponding to the rotating shaft 10, when the distance between the two supporting rods 8 is adjusted, the length of the tension rope 12 can be adjusted through the rotating shaft 10 and the rotary drum 11 by rotating the adjusting turntables 14, so that the tension rope 12 is always kept in a tight device, and then the hollow rods 17 are supported by fixing the locking turntables 15 and the pressing plate 13;

two bracing pieces 8 are close to the equal fixedly connected with connecting rod 16 in top on one side each other, cavity pole 17 has been cup jointed to the one end that bracing piece 8 was kept away from to two connecting rods 16, can be through the crossbeam adjusting device who comprises connecting rod 16 and cavity pole 17, thereby can adjust the distance between two bracing pieces 8, thereby can make the device can be applicable to some bulky goods and lift by crane, thereby greatly increased the device's practicality, the bottom fixedly connected with spout 18 of cavity pole 17, the bottom sliding connection of spout 18 has slip buckle 19, the bottom fixedly connected with anti-swing device 20 of slip buckle 19, the bottom of anti-swing device 20 is provided with couple 21.

The two sides of the top of the hollow rod 17 are fixedly connected with connecting buckles corresponding to the tension ropes 12.

The slide groove 18 is a convex structure device, and the structure can prevent the anti-swing device 20 from falling off.

The anti-swing device 20 comprises a box body 2001, the bottom of a sliding buckle 19 is fixedly connected with the box body 2001, the front end and the rear end between two sides of the inner wall of the box body 2001 are rotatably connected with rotating shafts 2002, one ends of the two rotating shafts 2002 are respectively provided with a motor 2003, the centers of the outer walls of the two rotating shafts 2002 are respectively fixedly connected with a first roller 2004, one ends of the outer walls of the two rotating shafts 2002 far away from the motor 2003 are respectively fixedly connected with a first gear 2005, two sides of the center of the bottom of the inner wall of the box body 2001 are respectively rotatably connected with a second roller 2006, one ends of the two second rollers 2006 are respectively fixedly connected with a second gear 2007 corresponding to the first gear 2005, the outer walls of the two groups of first rollers 2004 and second rollers 2006 are respectively wound and connected with a limiting rope 2008, and the anti-swing device 20 consisting of the box body 2001, the rotating shafts 2002, the motors 2003, the first rollers 2004, the first gear 2005, the second rollers 2006, the second gear 2007, the limiting rope 2008 and a hook 21 can be used, thereby can prevent that spacing rope 2008 from taking place the swing at the jack-up in-process to improve the device's practicality and stability greatly.

The two motors 2003, the first gear 2005 and the second gear 2007 are all arranged in a central symmetrical structure.

One end of the plurality of spacing ropes 2008 far away from the first roller 2004 and the second roller 2006 is fixedly connected with the top of the hook 21.

The working principle is as follows: the utility model provides a can prevent portal crane that lifting hook sways has great improvement innovation with traditional device, when using this kind of can prevent portal crane that lifting hook sways, can be through the crossbeam adjusting device who comprises connecting rod 16 and hollow rod 17, thereby can adjust the distance between two bracing pieces 8, thereby can make the device can be applicable to some goods of oversize and lift by crane, thereby greatly increased the practicality of the device, wherein when adjusting the distance between two bracing pieces 8, can adjust carousel 14 through rotating, thereby adjust the length of pulling force rope 12 through axis of rotation 10 and rotary drum 11, thereby make pulling force rope 12 keep tight device all the time, then fix through locking carousel 15 and clamp plate 13, thereby play the supporting role to hollow rod 17, when the goods of carrying need not lift by crane too high height, can be through starting up hydrovalve 7, thereby can adjust the height of the device, thereby avoid spacing rope 2008 to stretch out the overlength, thereby greatly increased the stability of the device, simultaneously the device through by box 2001, pivot 2002, motor 2003, first roller 2004, first gear 2005, second roller 2006, second gear 2007, the anti-swing device 20 that spacing rope 2008 and couple 21 constitute, thereby can prevent spacing rope 2008 from taking place the swing in jack-up process, thereby improve the practicality and the stability of the device greatly, in addition the device can move through gyro wheel 3, and carry out position fixing by automatically controlled telescopic link 4 and staple 5, thereby greatly improved the convenience of the device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a can prevent portal crane that lifting hook rocked, includes two bases (1), its characterized in that: one side of the bottom of the inner wall of each base (1) is fixedly connected with a support plate (2), one side of each support plate (2) and the bottom of one side of the inner wall of each base (1) are rotatably connected with a roller (3), the bottoms of the inner walls of the two bases (1) far away from the roller (3) are fixedly connected with electric control telescopic rods (4), and the bottoms of the two electric control telescopic rods (4) are respectively provided with a fixing nail (5);

the center between two sides of the inner wall of each base (1) is fixedly connected with a support plate (6), the tops of the two support plates (6) are respectively provided with a hydraulic valve (7), the tops of the two hydraulic valves (7) are respectively provided with a support rod (8), the center of the top of each support rod (8) is provided with a cavity (9), the front end and the rear end of the inner wall of each cavity (9) are respectively and rotatably connected with a rotating shaft (10), the center of the outer wall of each rotating shaft (10) is respectively and fixedly connected with a rotating drum (11), each rotating drum (11) is respectively and spirally connected with a tension rope (12), the top of the rear end of each support rod (8) is respectively provided with a pressing plate (13) corresponding to the rotating shaft (10), the front end of the outer wall of each rotating shaft (10) is respectively and fixedly connected with a rotating adjusting turntable (14), and the front end of each rotating adjusting turntable (14) is respectively provided with a locking turntable (15) corresponding to the rotating shaft (10);

two the bracing piece (8) are close to the equal fixedly connected with connecting rod (16) in top on one side each other, two cavity pole (17) have been cup jointed to the one end that bracing piece (8) were kept away from in connecting rod (16), the bottom fixedly connected with spout (18) of cavity pole (17), the bottom sliding connection of spout (18) has slip buckle (19), the bottom fixedly connected with of slip buckle (19) prevents pendulum device (20), the bottom of preventing pendulum device (20) is provided with couple (21).

2. The gantry crane according to claim 1, wherein the hook is prevented from swaying, and the gantry crane further comprises: the two sides of the top of the hollow rod (17) are fixedly connected with connecting buckles corresponding to the tension ropes (12).

3. The gantry crane according to claim 1, wherein the hook is prevented from swaying, and the gantry crane further comprises: the sliding groove (18) is a convex structure device.

4. The gantry crane according to claim 1, wherein the hook is prevented from swaying, and the gantry crane further comprises: the anti-swing device (20) comprises a box body (2001), the bottom of the sliding buckle (19) is fixedly connected with the box body (2001), the front end and the rear end between the two sides of the inner wall of the box body (2001) are both rotatably connected with rotating shafts (2002), one ends of the two rotating shafts (2002) are both provided with motors (2003), the centers of the outer walls of the two rotating shafts (2002) are both fixedly connected with first rollers (2004), one ends of the outer walls of the two rotating shafts (2002) far away from the motors (2003) are both fixedly connected with first gears (2005), two sides of the center of the bottom of the inner wall of the box body (2001) are rotatably connected with second rollers (2006), one end of each of the two second rollers (2006) is fixedly connected with a second gear (2007) corresponding to the first gear (2005), and the outer walls of the two groups of first rollers (2004) and the two groups of second rollers (2006) are wound and connected with limiting ropes (2008).

5. The gantry crane according to claim 4, wherein the hook is prevented from swaying, and the gantry crane further comprises: the two motors (2003), the first gear (2005) and the second gear (2007) are all in a central symmetrical structure device.

6. The gantry crane according to claim 4, wherein the hook is prevented from swaying, and the gantry crane further comprises: one end of the limiting ropes (2008) far away from the first roller (2004) and the second roller (2006) is fixedly connected with the top of the hook (21).