CN219449126U - Radial arm crane - Google Patents

Abstract

The utility model relates to a radial arm crane, which comprises a base, wherein universal wheels are fixedly connected to the positions, close to four corners, of the bottom of the base, through the mutual matching of components such as an L-shaped plate, a hydraulic rod, a limiting plate, a sliding plate, a hinging rod, a hinging plate and a stabilizing plate, the adjacent sliding plate can downwards move under the limiting of an adjacent first sliding groove and a first sliding block, the angles of the adjacent hinging plates are changed through the adjacent hinging rods, the stabilizing plate moving on the adjacent two hinging plates is contacted with the ground, the stability of the device during working is improved, the use safety of the device is improved, and through the mutual matching of components such as a servo motor, a driving belt, a threaded rod, a threaded sleeve, a movable plate and a clamping plate, the clamping plates fixed on the adjacent connecting rods can be moved to opposite sides through connecting rods fixed on the adjacent movable plates, so that pipelines with different sizes can be clamped conveniently, and the application range of the device is improved.

Description

Radial arm crane

Technical Field

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

Background

A crane refers to a multi-action lifting machine that vertically lifts and horizontally conveys weights within a certain range. The crane has the working characteristics that the crane performs intermittent motion, namely corresponding mechanisms of taking materials, moving, unloading and the like in one working cycle work alternately, and the crane is increasingly widely developed and used in the market.

The hoist that uses on the current engineering needs the pipeline to carry out the centre gripping and shifts, but current device is inconvenient carries out spacing centre gripping to not unidimensional pipeline to lead to the application range of device low, current device is when using simultaneously, sets up the universal wheel generally and is convenient for its removal, but current device takes place the skew easily in handling, reduction device's safety in utilization.

Disclosure of Invention

The present utility model aims to provide a radial arm crane which solves the above mentioned problems in the background art.

The technical scheme of the utility model is that the radial arm crane comprises a base, universal wheels are fixedly connected to the positions, close to four corners, of the bottom of the base, a connecting block is fixedly connected to the top of the base, a stabilizing mechanism is arranged at the bottom of the base, a vertical rod is movably connected to the middle position of the bottom of the connecting block, a worm wheel is fixedly sleeved on the outer side of the vertical rod, a rotating servo motor is fixedly connected to the position, close to the middle position, of the top of the connecting block, a worm is fixedly connected to the shaft end of a power output shaft of the rotating servo motor, the worm is meshed with the worm, a cross beam is fixedly connected to the top of the vertical rod, a supporting beam is arranged between the vertical rod and the cross beam, two ends of the supporting beam are respectively fixedly connected with the adjacent vertical rod and the cross beam, a lifting servo motor is fixedly connected to the position, close to the right end of the bottom of the cross beam, a winding roller is fixedly connected to the shaft end of the power output shaft of the lifting servo motor, a cable is wound on the outer side of the winding roller, a shell is fixedly connected to the bottom of the cable, a rectangular opening is formed in the bottom of the shell, and an adjusting mechanism is arranged in an inner cavity of the shell.

In one embodiment, the stabilizing mean includes two L shaped plates, two L shaped plates are thick near the left and right sides respectively fixed connection at the top of base, two the equal fixedly connected with two hydraulic stems in the bottom of the horizontal one side of L shape structure of L shaped plate, and adjacent two the hydraulic stem sets up for the front and back, the top of base is close to four corners department and has all seted up the through-hole, a plurality of the hydraulic stem runs through the inner chamber of adjacent through-hole respectively, adjacent two the common fixedly connected with sliding plate in bottom of hydraulic stem.

In one embodiment, two the opposite sides of sliding plate all fixedly connected with first slider, the bottom of base is close to the equal fixedly connected with limiting plate of left and right sides department, two the first spout has all been seted up to one side that limiting plate kept away from mutually, two first slider swing joint respectively at the inner chamber of adjacent first spout.

In one embodiment, two sides that the sliding plate kept away from are close to front and back both sides department all articulates there is the articulated lever, and two adjacent the right-hand member of articulated lever articulates jointly has the articulated plate, two the articulated plate respectively with the left and right sides swing joint of base, two the bottom of articulated plate all articulates there is the stabilizer plate.

In one embodiment, the adjusting mechanism comprises an adjusting servo motor, the adjusting servo motor is fixedly connected to the bottom of the inner cavity of the shell and is close to the middle position, a first single sheave is fixedly connected to the end of the power output shaft of the adjusting servo motor, a second single sheave is arranged at the bottom of the first single sheave, a transmission belt is arranged between the first single sheave and the second single sheave, and the first single sheave and the second single sheave are in transmission connection through the transmission belt.

In one embodiment, the left side centre of a circle department of second single sheave runs through and is equipped with the threaded rod, both ends are respectively with the inner chamber left and right sides swing joint of casing about the threaded rod, the outside of threaded rod is close to the equal swing joint of both ends department about, and the outside of two thread bushes is equal fixedly connected with fly leaf, two the equal fixedly connected with second slider in top of fly leaf, the inner chamber bottom of casing is close to the equal second spout of having seted up of both sides department about, two the second slider is swing joint respectively in the inner chamber of adjacent second spout, two the equal fixedly connected with connecting rod in bottom of fly leaf, two the bottom of connecting rod all runs through rectangle open-ended inner chamber to fixedly connected with splint.

In one embodiment, the two inner cavities of the threaded sleeves are provided with opposite internal threads.

The beneficial effects provided by the utility model are as follows:

1. through the mutually supporting of these parts of L shaped plate, hydraulic stem, limiting plate, sliding plate, articulated lever, articulated slab and stabilizer, can make a plurality of hydraulic stem effect down, make adjacent sliding plate make adjacent articulated slab angle change through two adjacent articulated levers under adjacent first spout and the spacing of first slider, make the stabilizer of activity on two adjacent articulated slabs contact with ground, improve the stability of the during operation of device to improve the security of the use of device.

2. Through adjusting servo motor, driving belt, threaded rod, thread bush, fly leaf and the mutually supporting of these parts of splint, can make when the threaded rod rotates, through two thread bushes of activity in the threaded rod outside, make the fly leaf of fixing in adjacent thread bush outside remove to opposite one side under adjacent second spout and the spacing of second slider, through the connecting rod of fixing on adjacent fly leaf, make the splint of fixing on adjacent connecting rod remove to opposite one side, be convenient for carry out the centre gripping to not unidimensional pipeline, improve the application range of device.

Drawings

FIG. 1 is a cross-sectional view of the present utility model;

FIG. 2 is a partial top view of the worm gear of the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 1;

FIG. 4 is an enlarged view of the utility model at B in FIG. 1;

fig. 5 is an enlarged view of fig. 1 at C in accordance with the present utility model.

In the attached drawings, 1, a base; 2. a connecting block; 3. rotating the servo motor; 4. a worm; 5. a worm wheel; 6. a vertical rod; 7. a cross beam; 8. a lifting servo motor; 9. a wind-up roll; 10. a cable; 11. a housing; 12. adjusting a servo motor; 13. a drive belt; 14. a threaded rod; 15. a thread sleeve; 16. a movable plate; 17. a clamping plate; 18. an L-shaped plate; 19. a hydraulic rod; 20. a limiting plate; 21. a sliding plate; 22. a hinge rod; 23. a hinged plate; 24. a stabilizing plate.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The technical solution of the present utility model will be further described below with reference to the accompanying drawings of the embodiments of the present utility model, and the present utility model is not limited to the following specific embodiments.

It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar components. In the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", etc., that indicate an azimuth or a positional relationship based on the directions or the positional relationships shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the apparatus or element to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limitations of the present patent, and that the specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

In one embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a radial arm crane comprises a base 1, the bottom of the base 1 is close to the equal fixedly connected with universal wheels in four corners department, the top fixedly connected with connecting block 2 of base 1, the bottom of base 1 is equipped with stabilizing mean, the bottom intermediate position department swing joint of connecting block 2 has montant 6, the outside of montant 6 is close to bottom department fixed cover and is equipped with worm wheel 5, the top of connecting block 2 is close to intermediate position department fixedly connected with rotatory servo motor 3, rotatory servo motor 3 power output shaft axle head fixedly connected with worm 4, worm 4 and with intermeshing set up, the top fixedly connected with crossbeam 7 of montant 6, be equipped with a supporting beam between montant 6 and the crossbeam 7, supporting beam both ends respectively with adjacent montant 6 and crossbeam 7 fixedly connected with, the bottom of crossbeam 7 is close to right-hand member department fixedly connected with lift servo motor 8, the power output shaft head fixedly connected with wind-up roll 9 of lift servo motor 8, the outside winding of wind-up roll 9 has hawser 10, the bottom fixedly connected with casing 11 of hawser 10, rectangular opening has been seted up at casing 11's bottom, the inner chamber is equipped with adjustment mechanism.

In order to improve the stability of the device during operation to improve the safety of the device's use, in this embodiment, as fig. 1 and 3, stabilizing mean includes two L shaped plates 18, two L shaped plates 18 are fixed connection respectively and are close to the thick left and right sides at the top of base 1, the bottom of the horizontal one side of L shaped structure of two L shaped plates 18 is all fixedly connected with two hydraulic stems 19, and two adjacent hydraulic stems 19 are the setting around, the top of base 1 is close to four corners department and all has offered the through-hole, a plurality of hydraulic stems 19 run through the inner chamber of adjacent through-hole respectively, the common fixedly connected with slide plate 21 of bottom of two adjacent hydraulic stems 19, two slide plate 21 relative one side all fixedly connected with first slider, the bottom of base 1 is close to the equal fixedly connected with limiting plate 20 of left and right sides department, two limiting plate 20 keep away from mutually one side all has offered first spout, two first slider swing joint respectively in the inner chamber of two first spout, two slide plate 21 keep away from mutually one side and all are close to front and back both sides department all articulates have articulated rod 22, two articulated plate 22 are connected with the right side of two adjacent rod 22 jointly have two articulated plate 23, two articulated plate 23 are connected with two articulated plate 1 and two articulated plate 23, two articulated plate 23 are connected with the bottom of two articulated plate 24 respectively.

In order to be convenient for carry out the centre gripping to not unidimensional pipeline, improve the application range of device, in this embodiment, as shown in fig. 1, fig. 4 and fig. 5, adjustment mechanism is including adjusting servo motor 12, adjust servo motor 12 fixed connection is close to intermediate position department in casing 11 inner chamber bottom, adjust servo motor 12 power output shaft axle head fixedly connected with first single sheave, first single sheave bottom is equipped with the second single sheave, be equipped with driving belt 13 between first single sheave and the second single sheave, be connected through driving belt 13 transmission between first single sheave and the second single sheave, the left side centre of a circle department of second single sheave runs through and is equipped with threaded rod 14, the both ends are respectively with the inner chamber left and right sides swing joint of casing 11 about the threaded rod 14, the outside is close to the equal swing joint of both ends department of controlling threaded sleeve 15, opposite internal thread has been seted up to the inner chamber of two threaded sleeve 15, the equal fixedly connected with fly leaf 16 in the outside of two thread sleeve 15, the top of two fly leaf 16 is equal fixedly connected with the second slider, the inner chamber bottom of casing 11 is close to both sides department of second slider, the bottom of the inner chamber of two adjacent two fly leaf 16 is all opened through the two rectangular connecting rods, two bottom swing joint of two adjacent swing joint shafts 17 have the connecting rods, two rectangular connecting rods are all fixedly connected with the bottom of two swing joint.

Working principle: when the device is used, the device is moved to a required position through a plurality of universal wheels, then a plurality of hydraulic rods 19 are started, a sliding plate 21 fixed at the end parts of two adjacent hydraulic rods 19 is downwards moved under the limit of two adjacent first sliding grooves and first sliding blocks, the angle of two adjacent hinged plates 23 is changed through two adjacent hinged rods 22, a stabilizing plate 24 movable on the two adjacent hinged plates 23 is contacted with the ground, the stability of the device during operation is improved, the use safety of the device is improved, after the device is stabilized, a shell 11 is downwards moved through the cooperation of a lifting servo motor 8, a winding roller 9 and a cable 10, then an external power supply of an adjusting servo motor 12 is turned on, a power output shaft of the adjusting servo motor 12 is rotated to drive a first single-groove wheel fixed at the power output shaft end of the adjusting servo motor 12, the second single groove wheel is rotated through the transmission belt 13, the threaded rod 14 is further rotated, the threaded sleeves 15 moving outside are enabled to move, opposite internal threads are formed in the inner cavities of the two threaded sleeves 15, the two threaded sleeves 15 enable the movable plate 16 fixed on the outer side of the adjacent threaded sleeve 15 to move to the opposite side under the limit of the adjacent second sliding groove and the second sliding block, the clamping plate 17 fixed on the adjacent connecting rod is enabled to move to the opposite side through the connecting rod fixed on the adjacent movable plate 16, so that pipelines with different sizes can be conveniently clamped, the application range of the device is improved, after the pipelines are clamped, the pipelines are lifted and lifted through the lifting servo motor 8 and the winding roller 9, the worm 4 fixed on the power output shaft end of the rotary servo motor 3 can be rotated through starting the rotary servo motor 3, the worm wheel 5 meshed with the worm 4 is further rotated, and the vertical rod 6 is rotated, the pipeline is convenient to shift.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (7)

1. The utility model provides a radial arm crane, its characterized in that, the on-line screen storage device comprises a base, the bottom of base is close to the equal fixedly connected with universal wheel in four corners department, the top fixedly connected with connecting block of base, the bottom of base is equipped with stabilizing mean, the bottom intermediate position department swing joint of connecting block has the montant, the outside of montant is close to the fixed cover in bottom department and is equipped with the worm wheel, the top of connecting block is close to intermediate position department fixedly connected with rotatory servo motor, rotatory servo motor power output shaft axle head fixedly connected with worm, worm and with intermeshing set up, the top fixedly connected with crossbeam of montant, be equipped with a supporting beam between montant and the crossbeam, the supporting beam both ends respectively with adjacent montant and crossbeam fixedly connected with, the bottom of crossbeam is close to right-hand member department fixedly connected with lift servo motor, the power output shaft head fixedly connected with wind-up roll of lift servo motor, the outside winding of wind-up roll has the hawser, the bottom fixedly connected with casing of hawser, rectangular opening has been seted up to the bottom of casing, the inner chamber of casing is equipped with adjustment mechanism.

2. The radial arm crane of claim 1, wherein the stabilizing mechanism comprises two L-shaped plates, the two L-shaped plates are respectively and fixedly connected to the top of the base near the left side and the right side, the bottoms of the two lateral sides of the L-shaped structures of the two L-shaped plates are respectively and fixedly connected with two hydraulic rods, the two adjacent hydraulic rods are arranged front and back, through holes are respectively formed in the positions, close to four corners, of the top of the base, a plurality of hydraulic rods respectively penetrate through inner cavities of the adjacent through holes, and the bottoms of the two adjacent hydraulic rods are fixedly connected with sliding plates together.

3. The radial arm crane of claim 2, wherein the opposite sides of the two sliding plates are fixedly connected with first sliding blocks, the bottom of the base is close to the left side and the right side and is fixedly connected with limiting plates, the sides, away from the limiting plates, of the two sliding plates are provided with first sliding grooves, and the two sliding blocks are respectively and movably connected with inner cavities of the adjacent first sliding grooves.

4. A radial arm crane according to claim 3, wherein two sliding plates are hinged at the front and rear sides of the side far away from each other, hinge plates are hinged at the right ends of two adjacent hinge plates, the two hinge plates are movably connected with the left and right sides of the base respectively, and stabilizing plates are hinged at the bottoms of the two hinge plates.

5. The radial arm crane of claim 1, wherein the adjusting mechanism comprises an adjusting servo motor, the adjusting servo motor is fixedly connected to the bottom of the inner cavity of the shell near the middle position, the power output shaft end of the adjusting servo motor is fixedly connected with a first single sheave, the bottom of the first single sheave is provided with a second single sheave, a transmission belt is arranged between the first single sheave and the second single sheave, and the first single sheave and the second single sheave are in transmission connection through the transmission belt.

6. The radial arm crane of claim 5, wherein a threaded rod is penetrated and arranged at the center of the left side of the second single sheave, the left end and the right end of the threaded rod are respectively movably connected with the left side and the right side of the inner cavity of the shell, threaded sleeves are movably connected at the positions, close to the left end and the right end, of the outer side of the threaded rod, movable plates are fixedly connected at the outer sides of the two threaded sleeves, second sliding blocks are fixedly connected at the tops of the two movable plates, second sliding grooves are respectively formed at the positions, close to the left side and the right side, of the bottom of the inner cavity of the shell, the two second sliding blocks are respectively movably connected with the inner cavities of the adjacent second sliding grooves, the bottoms of the two movable plates are fixedly connected with connecting rods, and the bottoms of the two connecting rods penetrate through the inner cavities with rectangular openings and are fixedly connected with clamping plates.

7. A radial arm crane according to claim 6, wherein the two threaded sleeve cavities are provided with opposing internal threads.