CN204549899U - Telescopic foldable hoisting machine - Google Patents

Abstract

The utility model discloses a telescopic foldable hoisting machine, which comprises a base plate, under which a plurality of casters are arranged; on one side of the base plate, two symmetrical and horizontally arranged support legs are arranged, and the support legs are connected with the base plate, and are provided with casters; There is an I-beam inclined, and there are support rods on both sides of the I-beam. One end of the support rod is connected to the bottom plate, and the other end is connected to the upper part of the I-beam. There is an oil cylinder in the middle of the I-beam, and the fixed end of the oil cylinder is connected to the I-beam. , the output end is connected to the middle of the bushing; one end of the bushing is hinged on the top of the I-beam, and the other end is set with a telescopic arm; The pipe is fixed; the oil pump assembly is arranged on the support rod, and the oil pump assembly communicates with the two chambers of the oil cylinder through the pipeline. The supporting components are welded parts, and triangular support is adopted at the same time, which has a large load; the telescopic arm can be expanded and contracted in the casing; the supporting legs can be folded, which is convenient for movement and reduces the occupied space.

Description

Telescopic foldable hoist

technical field

The utility model relates to the field of automobile maintenance tools and equipment, in particular to a telescopic foldable hoisting machine among hoisting equipment.

Background technique

At present, domestic auto repair stations use the following methods to move parts when repairing large and heavy parts such as engines, gearboxes, and axles;

1. Use cranes or overhead cranes; the number of overhead cranes in general maintenance stations is limited. In the case of busy business, there is often a problem of insufficient equipment, and the investment cost is relatively high.

2. The trench is used to facilitate the disassembly of parts, and the working space is narrow. Generally, it needs to be used in conjunction with special mobile equipment or lifting equipment.

3. Relying solely on manpower, restricted by issues such as site and cost, the labor intensity of workers is high, the efficiency is low, and there are potential safety hazards.

4. Some maintenance stations use hoisting machines; domestic hoisting machines are generally connected by square steel and bolts. The support seat has a simple structure and is easily damaged. The lifting arm is fixed and cannot be stretched, and there is no strengthening device. The legs cannot be retracted, and it occupies a large space when placed, and the measures to prevent the oil cylinder from sliding are lacking, and there is a hidden danger of sliding.

Utility model content

In order to solve the above-mentioned problems in automobile maintenance, the utility model provides a telescopic foldable hoisting machine with large load capacity, foldable, adaptable to hoisting parts of different heights, safe, reliable, and easy to use.

In order to achieve the above purpose, the telescopic foldable hoisting machine designed by the utility model is characterized in that: it includes a base plate, and a plurality of casters are arranged under the base plate; one side of the base plate is provided with two symmetrical horizontally arranged supporting legs, so that One end of the support leg is connected with the base plate, and the other end is provided with casters; the I-beam is inclined on the base plate, and support rods are provided on both sides of the I-beam, and one end of the support rod is connected with the base plate, and the other end is It is connected to the upper part of the I-beam; the middle part of the I-beam is provided with an oil cylinder, the fixed end of the oil cylinder is connected to the I-beam, and the output end is connected to the middle part of the sleeve; one end of the sleeve is hinged on the I-beam On the top of the beam, the other end is covered with a telescopic arm; one end of the telescopic arm is provided with a hook, and the other end can extend into the casing and be fixed by a pin shaft and the casing; the support rod is provided with an oil pump assembly As a result, the oil pump assembly communicates with the two chambers of the oil cylinder through pipelines.

Preferably, an acute angle is provided between the two supporting legs. In this way, it is convenient to support the force.

Preferably, a reinforcing rod is provided between the lower part of the support rod and the lower part of the I-beam. In this way, the rigidity is increased and the bearing capacity is improved.

Preferably, each of the supporting legs is detachably connected to the bottom plate through a pair of connecting pins arranged horizontally side by side. In this way, in the state of no load, the two support legs can be folded, reducing the space occupied by the hoist when it is stored.

Preferably, an extension rod is further provided on the base plate, one end of the extension rod is fixedly connected to the base plate, and the other end is provided with a swivel caster. This facilitates the quick movement of the adjuster.

Preferably, a mechanical limiter is provided on the oil cylinder. In this way, misoperation can be avoided.

Preferably, a reinforcing rib is provided under the casing, and the output end of the oil cylinder is connected to the reinforcing rib.

The beneficial effects of the utility model are: the supporting member is a welded part, which eliminates the gap of the general connecting part, and at the same time adopts a triangular support, which has a large load; the telescopic arm can expand and contract in the casing, which increases the scope of use; It can be moved to reduce the space occupied by the machine body, which is beneficial to transport on the vehicle to the field for repairing the vehicle.

Description of drawings

Fig. 1 is the schematic diagram of the front view of the utility model

Fig. 2 is a left view schematic diagram of the utility model

Fig. 3 is a top view schematic diagram of the utility model

Fig. 4 is the hydraulic principle diagram of the utility model

In the figure: base plate 1, caster 2, I-beam 3, support rod 4, oil cylinder 5, bushing 6, telescopic arm 7, hook 8, pin shaft 9, oil pump assembly 10 (distribution shaft 10.1, oil pump rocker 10.2 ), supporting legs 11, reinforcing rods 12, connecting pins 13, swivel casters 14, mechanical stoppers 15, reinforcing ribs 16, extension rods 17.

detailed description

Below through Fig. 1～Fig. 4 and the way of enumerating some optional embodiments of the present utility model, the technical solution of the present invention (including preferred technical solution) is described in further detail, any technical feature and any technical solution in this embodiment All do not limit the scope of protection of the present utility model.

As shown in Figures 1 and 2, the telescopic foldable hoisting machine designed by the utility model includes a base plate 1, and a plurality of casters 2 are arranged under the base plate 1; Both sides of the I-beam 3 are provided with support rods 4, one end of the support rod 4 is connected with the base plate 1, and the other end is connected with the upper part of the I-beam 3; the middle part of the I-beam 3 is provided with an oil cylinder 5, so that The fixed end of the oil cylinder 5 is connected to the I-beam 3, and the output end is connected to the middle part of the sleeve 6; one end of the sleeve 6 is hinged on the top of the I-beam 3, and the other end is provided with a telescopic arm 7; One end of the telescopic arm 7 is provided with a hook 8, and the other end can extend into the casing 6, and can be fixed with the casing 6 by a pin 9; the support rod 4 is provided with an oil pump assembly 10, and the The oil pump assembly 10 communicates with the two chambers of the oil cylinder 5 through pipelines. Preferably, a plurality of radial through holes are arranged at intervals on the sleeve 6 , so that the telescopic arm 7 can be fixed at different positions on the sleeve 6 by the pin shaft 9 cooperating with the through holes.

As shown in FIG. 1 and FIG. 3 , two symmetrical and horizontally arranged support legs 11 are provided on one side of the bottom plate 1 , one end of the support legs 11 is connected to the support seat bottom plate 1 , and the other end is provided with casters 2 . Preferably, an acute angle is set between the two supporting legs 11, so that it is convenient for supporting and bearing force.

As shown in Fig. 1, a reinforcing rod 12 is arranged between the lower part of the support rod 4 and the lower part of the I-beam 3, so as to increase the rigidity and improve the bearing capacity. Each of the supporting legs 11 is detachably connected to the base plate 1 through a pair of connecting pins 13 arranged side by side horizontally, so that the two supporting legs 11 can be folded up in the unloaded state, reducing the occupation of the hoisting machine when it is stored. Space. Described oil cylinder 5 is provided with mechanical limiter 15, like this, can avoid misoperation.

As shown in FIG. 3 , an extension rod 17 is further provided on the base plate 1 , one end of the extension rod 17 is fixedly connected with the base plate 1 , and a universal caster 14 is provided at the other end. This facilitates the quick movement of the adjuster.

As shown in FIG. 1 , a reinforcing rib 16 is provided under the casing 6 , and the output end of the oil cylinder 5 is connected to the reinforcing rib 16 .

When unloaded, one of the connecting pins 13 on each supporting leg 11 is pulled out, and the supporting leg 11 is rotated around the other connecting pin 13, so that the supporting leg 11 is retracted, so as to realize the rapid movement of the adjusting machine and reduce the size of the adjusting machine. storage space.

When hoisting, put down the two supporting legs 11, and insert each connecting pin 13, so as to realize the fixing of the supporting legs 11 and the bottom plate 1, adjust the phase position between the adjusting machine and the heavy object, adjust the position of the telescopic arm 7, and insert the pins The shaft 9 is inserted into the limit and fixed, and the hook 8 is hooked to the heavy object; adjust the distribution shaft 10.1 to realize the circular direction of the oil circuit, confirm that the oil cylinder 5 is in the rising position, and the mechanical limiter 15 on the oil cylinder 5 is in the limit state, and shake the oil pump up and down Rocking bar 10.2, the output end of oil cylinder 5 stretches out under the effect of oil pressure, thereby promotes sleeve pipe 6 to rotate, and then suspension hook 8 lifts heavy object to specified height. Transfer the heavy object to a suitable position, adjust the distribution shaft 10.1 so that the oil cylinder 5 is in the lowered position, and the limiter on the oil cylinder 5 is in the non-limiting state, shake the oil pump rocker 10.2 up and down, and lower the weight.

Claims (7)

1. a Telescopic foldable hoisting machine, is characterized in that: comprise base plate, described base plate has multiple castor; Described base plate side is provided with the supporting leg of two symmetrical horizontal arrangement, and described supporting leg one end is connected with described base plate, and the other end is provided with castor; Described base plate surface thereof is provided with H-girder, and H-girder both sides are provided with strut bar, and described strut bar one end is connected with described base plate, and the other end is connected with described H-girder top; Be provided with oil cylinder in the middle part of described H-girder, the fixed end of described oil cylinder is connected with described H-girder, and mouth is connected in the middle part of sleeve pipe; Described sleeve pipe one end is hinged on H-girder top, and the other end is arranged with telescopic boom; Described telescopic boom one end is provided with suspension hook, and the other end can stretch in described sleeve pipe, and fixes by bearing pin and sleeve pipe; Described strut bar is provided with oil pump assy, and described oil pump assy is by two chamber of pipeline and oil cylinder.

2. Telescopic foldable hoisting machine according to claim 1, is characterized in that: be provided with acute angle between two supporting legs.

3. Telescopic foldable hoisting machine according to claim 1 and 2, is characterized in that: a pair connecting pin that each described supporting leg is arranged by horizontal Tile and described base plate removably connect.

4. Telescopic foldable hoisting machine according to claim 1, is characterized in that: be provided with stirrup between described strut bar bottom and described H-girder bottom.

5. Telescopic foldable hoisting machine according to claim 1, is characterized in that: described base plate is also provided with extension rod, described extension rod one end is fixedly connected with described base plate, and the other end is provided with universal caster wheel.

6. Telescopic foldable hoisting machine according to claim 1, is characterized in that: described oil cylinder is provided with mechanical stop.

7. Telescopic foldable hoisting machine according to claim 1, is characterized in that: be provided with reinforced rib below described sleeve pipe, the mouth of described oil cylinder is connected on described reinforced rib.