Fire truck with automatic retractable belt function

Abstract

The invention discloses a fire truck with a function of automatically winding and unwinding a belt and belongs to the technical field of fire trucks. The fire truck comprises a truck main body, a belt winding and unwinding mechanism and a belt spreading mechanism, wherein the truck main body comprises a truck head, a power carriage and a belt storage carriage; the belt spreading mechanism is arranged on a carriage framework of the belt storage carriage and matched with the top of the power carriage; the belt winding and unwinding mechanism is arranged on the belt spreading mechanism and comprises a belt winding and unwinding truss, a conveyer belt driving roller, a conveyor belt driven roller, a conveyor belt, a driving roller power box, a belt clamping roller transmission box, a belt clamping device and a support arm locking device; the belt winding and unwinding truss comprises a first arm beam, a second arm beam and a support arm; the driving roller power box comprises a driving roller power box body and a conveyor belt driving roller driving motor; the belt clamping transmission box comprises a belt clamping roller transmission box body, driving and driven chain wheels and transmission chains; a power carriage top frame is arranged at the top of the power carriage; a first arm beam guard bar is fixed on one side of the first arm beam; a second arm beam guard bar is arranged on one side of the second arm beam. The driving safety of the fire truck is ensured.

Description

technical field [0001] The invention belongs to the technical field of fire-fighting vehicles, and specifically relates to a fire-fighting vehicle with the function of automatically retracting and unwinding belts, which is used to automatically collect fire-fighting hoses and supply them to a tape-laying mechanism, and then the tape-laying mechanism is laid on the fire truck in an orderly manner. Storage compartment. Background technique [0002] As the industry knows, there are many types of fire trucks. According to their functions, there are foam fire trucks, dry powder trucks, pump fire trucks, rescue fire trucks, lighting fire trucks, climbing platform fire trucks, communication command fire trucks, and ladder fire trucks. Vehicles, reconnaissance fire trucks, smoke exhaust fire trucks, water supply fire trucks, equipment fire trucks and publicity fire trucks, etc., etc. The fire truck with automatic retractable belt function is classified from the fire truck category ...

AI Technical Summary

Problems solved by technology

[0004] A typical example is the "firefighting equipment equipped with fire hose laying and picking device" introduced by the invention patent authorization announcement number CN101607118B. Disk device), objectively speaking, this patent solution can faithfully embody the technical effects recorded in paragraphs 23 to 24 of its specification, but there are the following shortcomings: since the lower chute constituting the retractable belt mechanism is in the state of being hinged to the upper chute The bottom is arranged at the front lower part of the vehicle cab in an inclined manner, and the glide groove is supported by a support rod located between the glide groove and the vehicle body (paragraphs 38 to 43 of the specification), thus not only increasing the length of the vehicle body, but also or More or less will interfere with the driver's vision

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