CN213986008U - Expandable base for hydraulic test bed of hoist - Google Patents

Abstract

The utility model discloses an expandable base for a hoist hydraulic test bed, which comprises a base body; the lower end of the base body is annularly provided with a plurality of foot supports; the foot support comprises a rotating body; the rotating body is in rotating fit with the surface of the base body; the rotating section of the rotating body is of a polygonal structure; bearing parts are respectively arranged on each side surface of the rotating body; the bearing piece comprises a cushion layer and a roller; rotating the rotating body, and correspondingly adjusting different bearing parts to be in contact with the ground of the field; can set up the bed course and the soft bed course of gyro wheel, stereoplasm respectively on a plurality of faces of rotator to can select different contact surfaces according to the place, thereby compromise the place condition of transport demand and different roughness.

Description

Expandable base for hydraulic test bed of hoist

Technical Field

The utility model relates to a mechanical test equipment field especially relates to an expandable base that is used for hoist block hydraulic pressure test bed.

Background

The hoisting block is a common hoisting machine, and is easy to carry due to small mass, so that the hoisting block is widely applied to construction operation occasions such as wharfs, warehouses, factories and the like. When the hoisting block is used for hoisting machines and cargoes, the hoisting strength and the reliability are very important, so that the mechanical properties such as tensile strength and the like of the hoisting block need to be tested by a test bed. The foot support part of the traditional test bed is usually made of hard materials, and the adaptability of the traditional test bed to the fragile sites with long-term vibration such as floor tiles is enhanced. Meanwhile, the partial area of the operation table top is constant, and the requirement for setting nearby some temporary placing tools and facilities in the test cannot be met. Therefore, the expandable base which has good structural stability and adjustable table top size and is used for the hydraulic test bed of the hoist crane is needed to be invented.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a but, expansion base that structural stability is good, mesa size adjustable is used for hoist block hydraulic pressure test bench.

The technical scheme is as follows: in order to achieve the purpose, the expandable base for the hydraulic test bed of the hoist comprises a base body; the lower end of the base body is annularly provided with a plurality of foot supports; the foot support comprises a rotating body; the rotating body is in rotating fit with the surface of the base body; the rotating section of the rotating body is of a polygonal structure; bearing parts are respectively arranged on each side surface of the rotating body; the bearing piece comprises a cushion layer and a roller; and rotating the rotating body to correspondingly adjust different bearing parts to be in contact with the ground of the field.

Furthermore, the periphery of the base body is annularly and alternately provided with bearing rings; the bottom of the bearing ring is provided with grooves which are arranged in a centrosymmetric manner.

Furthermore, a hoisting piece is arranged at the top of the bearing ring; the hoisting piece comprises a lifting hook; the lifting hooks are distributed on the surface of the bearing ring in the circumferential direction; the inside of the lifting hook is clamped with an equalizing ring; the surface of the pressure equalizing ring is provided with a plurality of positioning ring grooves; the positioning ring groove is correspondingly matched with the lifting hook.

Furthermore, a blocking device is arranged on the side surface of the base body; the blocking device comprises a pull net and a baffle plate; the baffles are arranged on one side of the base body corresponding to an operator at intervals in pairs; the pull net is correspondingly arranged between the pair of baffles.

Furthermore, the baffle is made of transparent acrylic material; the pull net is of a metal net belt structure.

Furthermore, one side of the bearing ring facing the base body is provided with an embedded groove; the side surface of the base body is telescopically provided with an extension plate; one end of the extension plate, which is far away from the base body, is correspondingly matched with the caulking groove; the bottom of the caulking groove is provided with a screw; the embedded end of the screw is matched and connected with the corresponding end of the extension plate.

Has the advantages that: the utility model discloses an expandable base for a hoist hydraulic test bed, which comprises a base body; the lower end of the base body is annularly provided with a plurality of foot supports; the foot support comprises a rotating body; the rotating body is in rotating fit with the surface of the base body; the rotating section of the rotating body is of a polygonal structure; bearing parts are respectively arranged on each side surface of the rotating body; the bearing piece comprises a cushion layer and a roller; rotating the rotating body, and correspondingly adjusting different bearing parts to be in contact with the ground of the field; can set up the bed course and the soft bed course of gyro wheel, stereoplasm respectively on a plurality of faces of rotator to can select different contact surfaces according to the place, thereby compromise the place condition of transport demand and different roughness.

Drawings

FIG. 1 is a schematic view of an expandable base structure;

fig. 2 is a detail view of a part of the expandable base.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

An expandable base for a hydraulic test bed of a hoist crane, as shown in fig. 1, comprises a base body 1, wherein a pair of traction parts are correspondingly arranged at the top and above the base body 1, the hoist crane is connected to the traction parts to test the mechanical parameters such as tensile strength, and the traction parts can adopt various existing mechanisms such as an oil cylinder and a chain traction mechanism, and are not described herein; the lower end of the base body 1 is annularly provided with a plurality of foot supports 11; the foot rest 11 includes a rotating body 101; the rotating body 101 is in rotating fit with the surface of the base body 1; the rotating section of the rotating body 101 is a polygonal structure; the side surfaces of the rotating body 101 are respectively provided with a bearing part 102; the bearing piece 102 comprises a cushion layer 103 and a roller 104; rotating the rotating body 101, and correspondingly adjusting different bearing parts 102 to be in contact with the ground of the field; as shown in the figure, a three-edged rotating body structure is adopted, and the roller 104, the hard cushion 103 and the soft cushion 103 can be respectively arranged on three surfaces, so that different contact surfaces can be selected according to the field, and the carrying requirement and the field conditions with different flatness are taken into consideration.

As shown in fig. 2, the periphery of the base body 1 is provided with bearing rings 12 at intervals; the bearing ring 12 can be connected with the base body 1 through a connecting rod and other structures to realize synchronous movement; the bottom of the bearing ring 12 is provided with grooves 121 which are arranged in a centrosymmetric manner; when the surface of the rotating body 101 needs to be changed, a jack device can be adopted to partially match with the groove 121 to jack the bearing ring 12 on the corresponding side.

As shown in fig. 1, a sling 13 is arranged at the top of the bearing ring 12; said sling 13 comprises a hook 131; a plurality of the hooks 131 are distributed on the surface of the bearing ring 12 in the circumferential direction; the equalizing ring 132 is clamped inside the lifting hook 131; the surface of the grading ring 132 is provided with a plurality of positioning ring grooves 133; the positioning ring groove 133 is correspondingly matched with the hook 131; utilize equalizer ring 132 can disperse the power that hoist and mount produced to a plurality of lifting hooks 131 on to make full use of bearing ring 12's structural strength, hoist and mount transport stability is stronger.

A blocking device 15 is arranged on the side surface of the base body 1; the blocking device 15 comprises a pull net 151 and a baffle 152; the baffles 152 are arranged on one side of the base body 1 corresponding to an operator at intervals in pairs; the pull net 151 is correspondingly arranged between the pair of baffles 152; the blocking device 15 has the effects that protection can be provided in the mechanical tensile test process, so that the observation of an operator is safer; the baffle 152 is made of transparent acrylic material; the hauling net 151 is of a metal net belt structure; the baffle 152 can effectively absorb impact through deformation when a component is accidentally thrown out and collided by utilizing self crushing and deformation, and the pull net 151 has the function of intercepting the thrown out component by utilizing self impact toughness.

One side of the bearing ring 12 facing the base body 1 is provided with a caulking groove 122; the side surface of the base body 1 is telescopically provided with an extension plate 14; one end of the extension plate 14 far away from the base body 1 is correspondingly matched with the caulking groove 122; the bottom of the caulking groove 122 is provided with a screw; the embedded end of the screw is matched and connected with the corresponding end of the extension plate 14; the effect of the extension plate 14 is that it can be used to place some relevant tools and instruments before and after the test, and can be retracted again after the test is completed; portions of the weight ring 12 may also be removed to reduce the footprint of the apparatus when not in use.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims (6)

1. A can extend base for hoist crane hydraulic pressure test bench, its characterized in that: comprises a base body (1); the lower end of the base body (1) is annularly provided with a plurality of foot supports (11); the foot support (11) comprises a rotating body (101); the rotating body (101) is in rotating fit with the surface of the base body (1); the rotating section of the rotating body (101) is of a polygonal structure; bearing parts (102) are respectively arranged on each side surface of the rotating body (101); the bearing piece (102) comprises a cushion layer (103) and a roller (104); the rotating body (101) is rotated, and the bearing pieces (102) which are adjusted correspondingly and differently are contacted with the ground of the field.

2. The expandable base for the hoist hydraulic test bed according to claim 1, characterized in that: the periphery of the base body (1) is annularly provided with bearing rings (12) at intervals; the bottom of the bearing ring (12) is provided with grooves (121) which are arranged in a centrosymmetric manner.

3. The expandable base for the hydraulic test bed of the hoist block according to claim 2, characterized in that: a hoisting piece (13) is arranged at the top of the bearing ring (12); the hoisting piece (13) comprises a hook (131); a plurality of the lifting hooks (131) are distributed on the surface of the bearing ring (12) in the circumferential direction; a grading ring (132) is clamped inside the lifting hook (131); the surface of the equalizing ring (132) is provided with a plurality of positioning ring grooves (133); the positioning ring groove (133) is correspondingly matched with the hook (131).

4. The expandable base for the hoist hydraulic test bed according to claim 1, characterized in that: a blocking device (15) is arranged on the side surface of the base body (1); the blocking device (15) comprises a pull net (151) and a baffle (152); the baffles (152) are arranged on one side of the base body (1) corresponding to an operator at intervals in pairs; the pull net (151) is correspondingly arranged between the pair of baffles (152).

5. The expandable base for the hoist hydraulic test bed according to claim 4, characterized in that: the baffle (152) is made of transparent acrylic material; the net pulling (151) is of a metal net belt structure.

6. The expandable base for the hydraulic test bed of the hoist block according to claim 2, characterized in that: one side of the bearing ring (12) facing the base body (1) is provided with a caulking groove (122); the side surface of the base body (1) is telescopically provided with an extension plate (14); one end of the extension plate (14) far away from the base body (1) is correspondingly matched with the caulking groove (122); the bottom of the caulking groove (122) is provided with a screw; the embedded end of the screw is matched and connected with the corresponding end of the extension plate (14).

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