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CN-224214326-U - Gas booster pump driving device with radiating fin structure

CN224214326UCN 224214326 UCN224214326 UCN 224214326UCN-224214326-U

Abstract

The utility model discloses a gas booster pump driving device with a radiating fin structure, which comprises a booster driving unit arranged in a gas booster pump, wherein the booster driving unit comprises a main piston cylinder and an auxiliary piston cylinder which are fixedly communicated in sequence, two gas pipes are fixedly communicated with the outer wall of the auxiliary piston cylinder, gas check valves are sleeved on the pipe walls of the two gas pipes, a linear reciprocating motor is fixedly arranged at the top of the main piston cylinder, and the output end of the linear reciprocating motor penetrates through the main piston cylinder in a sealing sliding manner and is fixedly connected with a booster piston assembly. According to the utility model, cold air is guided to enter the main piston cylinder through the unidirectional air suction assembly, heated air in the cylinder replacement is discharged through the unidirectional air discharge assembly, active exchange of heat in the main piston cylinder is realized, and a large number of cooling fins are utilized to continuously conduct heat with external air, so that heat dissipation on the surface of the cylinder body is accelerated, and the running temperature of the cylinder body is effectively reduced.

Inventors

  • TAO QING

Assignees

  • 南京泷亿科技有限公司

Dates

Publication Date
20260508
Application Date
20250625

Claims (8)

  1. 1. A gas booster pump driving device with a fin structure, comprising: The supercharging driving unit (100) is arranged in the fuel gas booster pump, the supercharging driving unit (100) comprises a main piston cylinder (101) and an auxiliary piston cylinder (102) which are fixedly communicated in sequence, two fuel gas pipes (103) are fixedly communicated with the outer wall of the auxiliary piston cylinder (102), fuel gas one-way valves (104) are sleeved on the pipe walls of the two fuel gas pipes (103), a linear reciprocating motor (105) is fixedly arranged at the top of the main piston cylinder (101), and the output end of the linear reciprocating motor (105) penetrates through the main piston cylinder (101) in a sealing sliding mode and is fixedly connected with a supercharging piston assembly (106); The heat dissipation unit (200) comprises a circular cover (201) fixedly sleeved on the main piston cylinder (101), the bottom of the circular cover (201) is opened, the circular cover (201) is communicated with the top of the main piston cylinder (101) through a one-way air suction component (202), the top of the main piston cylinder (101) is communicated with a one-way air exhaust component (203), and a plurality of cooling fins (204) are fixedly connected to the outer wall of the main piston cylinder (101).
  2. 2. The driving device of a gas booster pump with a cooling fin structure according to claim 1, wherein the booster piston assembly (106) is composed of two piston discs (106 a) with different diameters and a connecting rod (106 b), the two piston discs (106 a) are respectively fixed at two ends of the connecting rod (106 b), the large-size piston disc (106 a) is positioned in the main piston cylinder (101) and is fixed with the output end of the linear reciprocating motor (105), and piston sealing rings (106 c) are arranged at the top edges of the two piston discs (106 a).
  3. 3. The driving device of the gas booster pump with the cooling fin structure according to claim 2, wherein the unidirectional air suction assembly (202) comprises a plurality of air suction pipes (202 a), two ends of each air suction pipe (202 a) are fixedly communicated with the tops of the main piston cylinder (101) and the circular cover (201) respectively, and the pipe wall of each air suction pipe (202 a) is sleeved with a unidirectional air inlet valve (202 b) to realize unidirectional cold air suction.
  4. 4. The driving device of the gas booster pump with the cooling fin structure according to claim 3, wherein the unidirectional exhaust assembly (203) comprises an exhaust pipe (203 a) fixedly communicated with the top of the main piston cylinder (101), and the exhaust pipe (203 a) is sleeved with a unidirectional exhaust valve (203 b) for unidirectional exhaust of hot air in the cylinder.
  5. 5. The driving device of the gas booster pump with a cooling fin structure according to claim 4, wherein a temperature sensor (205) is fixedly connected to the exhaust pipe (203 a), and a sensing head of the temperature sensor (205) penetrates into the exhaust pipe (203 a).
  6. 6. The driving device of the gas booster pump with the cooling fin structure according to claim 5, wherein sound absorbing cotton (206) is sleeved on each of the air suction pipe (202 a) and the air discharge pipe (203 a), and the sound absorbing cotton (206) on the air discharge pipe (203 a) is provided with a notch which is matched with the temperature sensor (205).
  7. 7. The driving device of the gas booster pump with the cooling fin structure according to claim 4, wherein a filter plate (207) is fixedly connected to the bottom of the inner cavity of the circular cover (201), and the filter plate (207) is sleeved on the outer wall of the main piston cylinder (101).
  8. 8. The driving device for a gas booster pump with a fin structure according to claim 1, wherein a plurality of the fins (204) are distributed on the outer wall of the main piston cylinder (101) in a ring shape at equal intervals, and the fins (204) are in a wave shape.

Description

Gas booster pump driving device with radiating fin structure Technical Field The utility model relates to the technical field of fuel gas booster pumps, in particular to a fuel gas booster pump driving device with a radiating fin structure. Background The gas booster pump is a device for improving the pressure of gas, is mainly used for solving the supply problem of the gas caused by insufficient pressure in the conveying process, ensures that the gas can be stably and efficiently conveyed to a user end or specific equipment, and mainly comprises a pump body, a piston, a diaphragm, a driving mechanism, an air inlet and outlet valve and other core components. In the operation process of the driving device of the fuel gas booster pump, the piston continuously performs linear reciprocating motion in the inner cavity of the cylinder body, and the piston frequently rubs to cause the temperature of the cylinder body to rise, although the existing booster pump is provided with a heat dissipation hole, external air is difficult to form effective convection and cannot go deep into the cylinder body to take away heat due to the lack of an internal air diversion structure, especially under the working condition of long-time high-pressure load, the heat is continuously accumulated and cannot be timely dissipated, so that the aging of components can be accelerated, the sealing performance is reduced, and potential safety hazards such as fuel gas leakage and equipment failure can be possibly caused, and therefore, the driving device of the fuel gas booster pump with the heat dissipation plate structure is provided. Disclosure of utility model This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model. The present utility model has been made in view of the above-described problems with the conventional driving device for a gas booster pump having a fin structure. Therefore, the utility model aims to provide a gas booster pump driving device with a radiating fin structure, which is suitable for solving the problems that the temperature of a cylinder body is continuously increased in the operation process of the gas booster pump driving device, and the heat of the cylinder body is difficult to timely dissipate under the long-time high-pressure load working condition, so that the aging of a high-temperature accelerating component exists, the sealing performance of the high-temperature accelerating component is reduced, and the gas leakage is possibly caused. In order to solve the technical problems, the utility model provides a driving device of a fuel gas booster pump with a radiating fin structure, which comprises the following components: the supercharging driving unit comprises a main piston cylinder and an auxiliary piston cylinder which are fixedly communicated in sequence, two gas pipes are fixedly communicated with the outer wall of the auxiliary piston cylinder, gas check valves are sleeved on the pipe walls of the two gas pipes, a linear reciprocating motor is fixedly installed at the top of the main piston cylinder, and the output end of the linear reciprocating motor penetrates through the main piston cylinder in a sealing sliding manner and is fixedly connected with a supercharging piston assembly; The heat dissipation unit comprises a round cover fixedly sleeved on the main piston cylinder, the bottom of the round cover is opened, the round cover is communicated with the top of the main piston cylinder through a one-way air suction component, the top of the main piston cylinder is communicated with a one-way air exhaust component, and the outer wall of the main piston cylinder is fixedly connected with a plurality of cooling fins. As a preferable scheme of the driving device of the fuel gas booster pump with the radiating fin structure, the booster piston assembly consists of two piston discs with different diameters and a connecting rod, wherein the two piston discs are respectively fixed at two ends of the connecting rod, and the large-size piston disc is positioned in a main piston cylinder and is fixed with the output end of the linear reciprocating motor, and piston sealing rings are arranged at the top edges of the two piston discs. As a preferable scheme of the driving device of the fuel gas booster pump with the radiating fin structure, the unidirectional air suction assembly comprises a plurality of air suction pipes, two ends of each air suction pipe are fixedly communicated with the tops of the main piston cylinder and the circular cover respectively, and the pipe wall of each air suction pipe is sleeved with a unidirectional air inlet valve to realize unidirectional cold air suction. As an optimized scheme of th