CN-224214253-U - Heat dissipation mechanism of high-pressure diesel generator set

Abstract

The utility model relates to a heat dissipation mechanism, in particular to a heat dissipation mechanism of a high-pressure diesel generator set, which comprises a circulation box, wherein a liquid inlet pipe, a first liquid outlet pipe and a second liquid outlet pipe are fixedly arranged on the circulation box, the heat dissipation mechanism also comprises a ball seat, a first pipeline and a second pipeline are fixedly arranged on the ball seat, a ball pipe is connected in a rotating and sealing manner in the ball seat, a channel is arranged in the ball pipe, a liquid pump is arranged in the ball pipe, a heat dissipation part comprises a heat dissipation pipeline, a switching part is further arranged, the heat dissipation part can drive the ball pipe to rotate so as to conduct the channel with the second pipeline, the heat dissipation part does not work in the initial stage of starting, at the moment, the temperature of cooling liquid in the circulation box can be quickly increased to the optimal working temperature by heat generated by a diesel generator, so that the power output of the set is delayed after the engine is started due to the slow temperature rising of the cooling liquid, and when the temperature of the cooling liquid reaches the optimal working temperature, the heat dissipation part maintains the cooling liquid temperature, and the performance of the diesel generator is prevented from being lowered and the service life is shortened due to the too high temperature of the cooling liquid.

Inventors

• Request for anonymity

Assignees

• 无锡能电动力科技有限公司

Dates

Publication Date

20260508

Application Date

20250709

Claims (6)

1. 1. The heat dissipation mechanism of the high-pressure diesel generator set comprises a circulation box (1), wherein a liquid inlet pipe (101), a first liquid outlet pipe (102) and a second liquid outlet pipe (103) are fixedly arranged on the circulation box (1); The circulating box is characterized by further comprising a ball seat (3), wherein the ball seat (3) is fixedly arranged on the circulating box (1), and a first pipeline (301) and a second pipeline (302) are fixedly arranged on the ball seat (3); the ball seat (3) is rotationally and hermetically connected with a ball tube (4), a channel (401) is formed in the ball tube (4), and one end of the channel (401) is communicated with the first pipeline (301); The first liquid outlet pipe (102) is communicated with the first pipeline (301); The liquid inlet of the liquid pump (5) is rotationally communicated with the other end of the channel (401), and the liquid outlet of the liquid pump (5) and the liquid inlet pipe (101) are respectively communicated with two ends of a waterway system of the diesel generator; The heat dissipation part comprises a heat dissipation pipeline (2), and two ends of the heat dissipation pipeline (2) are respectively communicated with the second liquid outlet pipe (103) and the second pipeline (302); The device also comprises a switching piece, wherein the switching piece can drive the bulb tube (4) to rotate so as to disconnect the conduction state of the channel (401) and the first pipeline (301) and conduct the channel and the second pipeline (302).
2. 2. The heat dissipation mechanism of a high-voltage diesel generator set according to claim 1, wherein the heat dissipation member further comprises a motor (6) fixedly mounted on the circulation box (1) and a heat dissipation support (7), a fan (8) is rotatably mounted on the heat dissipation support (7), and a working shaft of the fan (8) is connected with an output end of the motor (6) through a belt.
3. 3. The heat dissipation mechanism of a high-voltage diesel generator set according to claim 2, wherein a plurality of groups of fins (701) are fixedly arranged on the heat dissipation bracket (7), and the heat dissipation bracket (7) is in contact with the heat dissipation pipeline (2).
4. 4. The heat dissipation mechanism of the high-pressure diesel generator set according to claim 2 is characterized in that the switching piece comprises a rotating shaft (9) rotatably installed on the circulation box (1), the rotating shaft (9) is connected with the output end of the motor (6) through a belt, a centrifugal disc (10) is fixedly installed on the rotating shaft (9), a plurality of groups of centrifugal blocks (11) are slidingly embedded on the centrifugal disc (10), the plurality of groups of centrifugal blocks (11) are equidistantly arranged along the circumferential direction of the centrifugal disc (10), a telescopic sleeve (1101) is fixedly installed on the centrifugal blocks (11), a sliding sleeve (12) is sleeved on the rotating shaft (9), and a telescopic column (1201) which is slidingly embedded with the telescopic sleeve (1101) is fixedly installed on the sliding sleeve (12).
5. 5. The heat dissipation mechanism of a high-voltage diesel generator set according to claim 4, wherein the switching piece further comprises a slip ring (14) rotationally connected with the sliding sleeve (12), the slip ring (14) is slidingly connected with the bulb tube (4), a protruding column (1401) is fixedly installed on the slip ring (14), and a chute (402) which is slidingly embedded with the protruding column (1401) is formed on the bulb tube (4).
6. 6. The heat dissipation mechanism of the high-pressure diesel generator set according to claim 4 is characterized in that a spring (13) is wrapped on the rotating shaft (9), and two ends of the spring (13) are respectively abutted against the sliding sleeve (12) and the circulation box (1).

Description

Heat dissipation mechanism of high-pressure diesel generator set Technical Field The utility model relates to a heat dissipation mechanism, in particular to a heat dissipation mechanism of a high-voltage diesel generator set. Background The high-voltage diesel generator set is an independent power generation device which takes diesel oil or heavy oil as fuel and has voltage class of 6kV to 11 kV. The high-voltage diesel generator has large single-machine capacity and high heat dissipation requirement of heat load Gao Guer, and the heat dissipation mechanism can directly influence the heat efficiency, the service life of components, the load capacity and the overall stability of the unit. The common heat dissipation mechanism comprises a circulation structure and a heat dissipation structure, the circulation structure is communicated with a waterway system of the diesel generator, and when the heat dissipation mechanism acts, cooling liquid is driven to circularly flow in the waterway system through the circulation structure, so that heat is driven, cooling liquid is cooled through the heat dissipation mechanism, and cooling and heat dissipation treatment can be carried out on the diesel generator for a long time. In the initial stage of starting, the temperature of each structure of the diesel generator is relatively low (the optimal working temperature is not reached), the temperature of the cooling liquid is increased along with the increase of the working time of the diesel generator, a circulation structure in a heat dissipation mechanism and the heat dissipation structure are synchronously operated, and the heat dissipation mechanism is synchronously driven to act when the diesel generator works, so that the stability of heat dissipation is ensured, the temperature of the cooling liquid and each part of the diesel generator is increased to the optimal working temperature for a long time under the heat dissipation effect of the heat dissipation mechanism, the power output is delayed (the water temperature is required to be increased to a normal range to realize full-load operation) after the unit is started, and the fuel consumption rate is obviously increased. Disclosure of utility model The utility model aims to provide a heat dissipation mechanism of a high-voltage diesel generator set, which aims to solve the problems in the background technology. In order to achieve the above purpose, the present utility model provides the following technical solutions: The heat dissipation mechanism of the high-pressure diesel generator set comprises a circulation box, wherein a liquid inlet pipe, a first liquid outlet pipe and a second liquid outlet pipe are fixedly arranged on the circulation box; The circulating box comprises a circulating box body, a circulating box, a circulating pipe, a ball seat, a first pipeline and a second pipeline, wherein the circulating box body is provided with a circulating pipe; The ball seat is internally and rotationally connected with a ball pipe in a sealing way, a channel is formed in the ball pipe, and one end of the channel is communicated with the first pipeline; The first liquid outlet pipe is communicated with the first pipeline; the liquid inlet of the liquid pump is rotationally communicated with the other end of the channel, and the liquid outlet of the liquid pump and the liquid inlet pipe are respectively communicated with two ends of a waterway system of the diesel generator; the radiating piece comprises a radiating pipeline, and two ends of the radiating pipeline are respectively communicated with the second liquid outlet pipe and the second pipeline; The switching device is characterized by further comprising a switching piece, wherein the switching piece can drive the bulb tube to rotate so as to disconnect the conduction state of the channel and the first pipeline and conduct the channel and the second pipeline. The heat dissipation mechanism of the high-voltage diesel generator set comprises the heat dissipation piece, the motor and the heat dissipation support, wherein the motor and the heat dissipation support are fixedly arranged on the circulation box, the fan is rotatably arranged on the heat dissipation support, and the working shaft of the fan is connected with the output end of the motor through a belt. The heat dissipation mechanism of the high-voltage diesel generator set comprises a plurality of groups of fins fixedly arranged on the heat dissipation support, and the heat dissipation support is in contact with the heat dissipation pipeline. The heat dissipation mechanism of the high-pressure diesel generator set comprises a rotating shaft rotatably mounted on the circulation box, wherein the rotating shaft is connected with the output end of the motor through a belt, a centrifugal disc is fixedly mounted on the rotating shaft, a plurality of groups of centrifugal blocks are slidably embedded on the centrifugal disc and are equidistantly arranged alo