6results about How to "Avoid affecting the heat transfer effect" patented technology

The invention relates to the technical field of heat exchange and heat dissipation, and particularly discloses a heat dissipation module with high heat exchange efficiency, which comprises heat dissipation fins, a front fan is mounted on the front side of the heat dissipation fins, a rear fan is mounted on the rear side of the heat dissipation fins, the heat dissipation fins are arranged to be of a uniformly stacked sheet-shaped aluminum structure, and the heat dissipation fins are arranged in the sheet-shaped aluminum structure. Heat exchange copper pipes are installed in the heat dissipation fins in a penetrating mode, evaporation liquid is stored in the heat exchange copper pipes, an expansion mechanism used for increasing the heat exchange area is arranged at the upper ends of the heat exchange copper pipes, and contact blocks are fixedly installed outside the lower ends of the heat exchange copper pipes. According to the heat dissipation module with the high heat exchange efficiency, the expansion pipe is arranged at the upper end of the heat exchange copper pipe, the overall surface area of the heat exchange copper pipe is increased through the expansion pipe, and therefore the overall contact area with airflow during heat dissipation is increased, the overall heat dissipation effect is improved, the surface protruding balls are installed on the outer surface of the expansion pipe, and the surface area can be better increased; and the inner side of the expansion pipe is provided with a through groove for normal passing of airflow.

The present invention belongs to the technical field of condensers for chillers, and in particular relates to a condenser device for an AS gas-suspended oil-free variable frequency centrifugal chiller, comprising an evaporative condenser for the chiller, the evaporative condenser comprising a shell, a plurality of U-shaped condensing tubes are installed in the front and rear horizontal directions on the upper part of the shell; two spray pipes are inserted into the U-shaped openings of the plurality of U-shaped condensing tubes, the two spray pipes are connected to a pump body on the outer side of the bottom of the shell through a main flow guide pipe and a water guide pipe, a plurality of groups of spray holes are provided on each spray pipe, a collecting pool is formed at the bottom of the shell, and air inlet channels are provided on both side walls of the shell above the collecting pool, and a fan is installed in a ventilation tube on the top of the shell; the present invention can increase the contact area between the sprayed cooling water and the U-shaped condensing tube, will not cause waste of cooling water resources, and can also fully perform rapid heat exchange condensation treatment on the medium to be condensed flowing in the U-shaped condensing tube.

A gas-liquid plate heat exchanger comprises a shell, one side of the inner wall of the shell is fixedly connected with the outer wall of a square plate, one end of the square plate is fixedly connected with a bent barrel, the inner wall of one end of the shell is fixedly connected with one side of the outer wall of a straight pipe, and one side of the outer wall of the straight pipe is in clearance fit with the inner wall of one end of a pipeline. And the outer side of one end of the pipeline is fixedly connected with one end of a square block. Through cooperation of a shell, a pipeline, a straight pipe, a rubber ring, a sealing ring, a square plate, a bent cylinder, a water drainage pipe, a water inlet pipe, a vertical block, a square block, a square cylinder, a baffle and a connecting structure, a rotating plate is rotated, a groove of the rotating plate is aligned with the square block, a lead screw is rotated, the lead screw drives a straight block to move rightwards, the straight block drives a square rod to move rightwards, and the square rod drives the rotating plate to move rightwards. And then the square blocks are inserted into the grooves of the rotating plates, so that clamping of the pipeline and the shell is achieved, a worker can conveniently and rapidly connect the gas-liquid plate heat exchanger with the pipeline, and operation of the worker is facilitated.

The utility model relates to the technical field of waste heat recovery, and discloses a waste heat recycling device which comprises a heat exchange box, a motor is fixedly connected to the right side of the heat exchange box, the left side wall and the right side wall of the heat exchange box are rotationally connected with the same bent pipe, and chain wheels fixedly sleeve an output shaft of the motor and the outer side of the bent pipe; according to the device, the chain wheels and the chain are arranged, high-temperature gas flows in the bent pipe, at the moment, an output shaft of the motor is matched with the chain wheels and the chain to drive the bent pipe to rotate, and the bent pipe exchanges heat with liquid injected into different areas in the heat exchange box in the rotating process; and meanwhile, when the bent pipes rotate, the liquidity of the heat exchange liquid can be accelerated, so that the heat exchange liquid can be uniformly heated, and the situation that the heat exchange efficiency is reduced due to the fact that the temperature of the local heat exchange liquid is too high can be avoided.

This utility model discloses a combined heat exchanger, including a shell, an inner cavity of which is provided with a spiral heat transfer element, and a cover plate on one side of the shell that can seal its inner cavity. The cover plate can be initially connected to the shell through a limiting component, and then locked by a locking component. The limiting component and locking component used in this utility model significantly reduce disassembly steps and operation time, significantly improve equipment maintenance efficiency, reduce labor costs, and shorten the disassembly and installation time of the cover plate. This makes the maintenance, cleaning, and replacement of parts of the heat exchanger more efficient, reduces equipment downtime, and improves overall production efficiency. The limiting component and locking component work together to ensure the stability of the initial connection and ensure the connection strength between the cover plate and the shell through the locking component, maintaining the good sealing performance of the heat exchanger and ensuring stable and efficient heat exchange.

The utility model relates to the technical field of heat exchangers, in particular to a heat exchanger with a flow guide structure, which comprises a heat exchanger body, and the outer surface of one end of the heat exchanger body is fixedly connected with a flange. According to the heat exchanger, cold fluid is introduced into the inner side of the heat exchanger body from the first liquid inlet, so that the cold fluid sequentially flows through the circular grooves formed in the outer surfaces of the first liquid distribution plates and the second liquid distribution plates in the heat exchanger body and then flows out from the first liquid outlet, the path of the cold fluid in the heat exchanger body is enlarged, and the heat exchange efficiency is improved. Then hot fluid is introduced into the liquid inlet pipe, so that the hot fluid enters the splitter plate and then flows to the inner side of the collector plate through the multiple groups of flow guide pipes, so that the circulation path of the hot fluid is prolonged, the hot fluid can be better exchanged with cold fluid, the circulation path of the hot fluid can be controlled, the bias flow phenomenon is prevented, and the service life of the hot fluid is prolonged. And the energy utilization rate can be improved.