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DH type 3T group hoist
Details
I. features and USES
Construction special electric hoist is a kind of group hoist, which has the characteristics of compact structure, small volume, light weight, high efficiency, reliable braking, convenient use, slow lifting speed, light weight, high hardness and small wear. Widely used in all walks of life processing workshop, warehouse, dock, and a variety of modern production lines, assembly lines. It is more flexible, fast, safe and convenient to use in the workplace with small space, especially suitable for the climbing frame in the field of construction engineering, the lifting of climbing mold, and the group lifting field of large oil tank.
Structure and working principle
DH type endless chain electric hoist is composed of HS type hand chain hoist (remove parts such as hand sprocket, hand zipper, and hand sprocket housing), disc brake motor and planetary reducer. Its working principle: the rotation of the motor, through the deceleration of the planetary reducer, the output speed and power, drive the long axis on the hoist to rotate, so that the hoist work, cut off the power is to rely on the brake action of the brake motor, so that the hoist stop work, the weight is stopped in the corresponding position.
Iii. Matters needing attention
1. Regular inspection, repair and maintenance should be carried out to keep the equipment in good working condition at any time
2. Before each lifting, the no-load test should be carried out to check whether the machine is running normally
3. Carefully check whether the wire rope, hook, sling and other parts are intact before use
4. It is strictly prohibited to stand under the hook during operation. Operators of group hoist electric hoist should take the initiative to avoid and prohibit other irrelevant personnel from entering the work area
5. The group hoist electric hoist newly installed or installed after disassembly and inspection shall first wake up the empty car for several times of test run, but do not turn on the power before the installation is completed.
6. Dynamic load test is to do repeated lifting and left and right moving tests with two-point load weight. After the test, check whether the mechanical transmission part, motor part and connection part are normal and reliable
7. In use, it is absolutely prohibited to use in an unallowable environment and in excess of the rated load and rated closing times per hour (120 times)
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