CN219993820U

CN219993820U - Long-acting starting system of gas engine

Info

Publication number: CN219993820U
Application number: CN202321535273.7U
Authority: CN
Inventors: 王东阳; 韩旭; 李志鹏; 张军伟
Original assignee: Henan Bccy Environmental Energy Co ltd
Current assignee: Henan Bccy Environmental Energy Co ltd
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2023-11-10
Anticipated expiration: 2033-06-15

Abstract

The utility model relates to a long-acting starting system of a gas engine, which comprises a moving platform, a driving motor and a starting mechanism, wherein the driving motor is arranged on the moving platform, the output shaft of the driving motor is provided with a first belt pulley, the starting mechanism is arranged on the gas engine, the starting mechanism comprises a shell, a rotating shaft, a starting gear and a telescopic device, the shell is arranged on the gas engine, the rotating shaft is rotatably arranged in the shell, one end of the rotating shaft is provided with a second belt pulley, the other end of the rotating shaft is connected with the starting gear, the telescopic device is arranged on the shell, and the telescopic device is used for driving the starting gear to axially move along the rotating shaft. According to the utility model, the long-time starting of the gas engine is realized through the cooperation of the mobile platform, the driving motor and the starting device, and the problem that the traditional starter cannot be started for a long time is solved.

Description

Long-acting starting system of gas engine

Technical Field

The utility model relates to the technical field of engines, in particular to a long-acting starting system of a gas engine.

Background

The gas engine is mainly used on the generator set, has wide application in the power generation field, has the problems of difficult cold engine starting, difficult starting caused by non-unit self reasons caused by low northern weather temperature and the like in actual use, and the like, so that the starting operation needs to be carried out for many times, however, the starting machine of the gas engine adopts a 24V direct current motor, when the gas engine is started, the current is overlarge, the motor is easy to generate heat, the starting time cannot exceed 15 seconds each time, the continuous starting time cannot exceed 3 times, the risk of burning out of the starting motor is increased if the value exceeds the value, so that the starting motor needs to be cooled after the gas engine is continuously started for 3 times in actual operation, the cooling mode adopted by the current power plant mainly adopts the modes of compressed air blowing heat dissipation, fan heat dissipation or two starting motor rotation and the like, and the cooling needs more than 30 minutes each time, and the starting efficiency of the gas engine of the power plant is seriously influenced.

Disclosure of Invention

The utility model aims to provide a long-acting starting system of a gas engine, which solves the problems existing in the starting process of the gas engine at present.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a gas engine long-acting system of starting, includes moving platform, driving motor and actuating mechanism, driving motor sets up on the moving platform, driving motor's output shaft is provided with first belt pulley, actuating mechanism sets up on gas engine, actuating mechanism includes casing, pivot, start gear and telescoping device, the casing sets up on gas engine, the pivot rotates and sets up in the casing, pivot one end is provided with the second belt pulley, and the other end is connected with start gear, the telescoping device sets up on the casing, the telescoping device is used for the drive start gear is followed pivot axial displacement.

Further, the mobile platform comprises a bottom plate, universal wheels and handrails, wherein the universal wheels are arranged on the lower side face of the bottom plate, the handrails are arranged on the edge of the bottom plate, and the driving motor is arranged on the bottom plate.

Further, the drive motor comprises a three-phase alternating current asynchronous motor.

Further, the first pulley and the second pulley are connected by a belt drive.

Further, the telescopic device comprises a cylinder and a shifting fork, the cylinder is arranged on the upper side of the shell, the shifting fork is connected with a piston rod of the cylinder, and the cylinder is used for driving the shifting fork to move so as to drive the starting gear to axially move along the rotating shaft.

Further, a supporting device for supporting the bottom plate is arranged on the bottom plate.

Further, the supporting device comprises supporting feet, two mounting seats are respectively arranged at the edges of two sides of the bottom plate, and the supporting feet are arranged in the mounting seats and are in threaded connection with the mounting seats.

The utility model has the beneficial effects that:

according to the long-acting starting system of the gas engine, the driving motor is arranged on the moving platform, so that the maneuverability of the driving motor is improved, starting of a plurality of gas engines is realized, the starting mechanism comprises a shell, a rotating shaft, a starting gear and a telescopic device, the shell is arranged on the gas engine, the rotating shaft is rotatably arranged in the shell, the rotating shaft is connected with the starting gear, the telescopic device is arranged on the shell, the telescopic device drives the starting gear to axially move along the rotating shaft, the starting gear is meshed with and far away from a flywheel of the gas engine, a first belt pulley is arranged at one end of the rotating shaft, a second belt pulley is arranged at an output shaft of the driving motor, and the first belt pulley and the second belt pulley are conveniently connected in a transmission mode through a belt, so that the belt is quickly disassembled and assembled, and the long-time starting of the gas engine can be realized.

Drawings

FIG. 1 is a schematic illustration of a scenario in which the gas engine long-acting start-up system of the present utility model is used;

FIG. 2 is a schematic diagram of the structure of a mobile platform in the long-acting starting system of the gas engine;

FIG. 3 is a schematic view of the starting mechanism in the gas engine long-acting starting system of the present utility model;

FIG. 4 is a top view of a starting mechanism in a gas engine long-acting starting system of the present utility model;

fig. 5 is a schematic view of fig. 4 A-A.

Name corresponding to each label in the figure:

1. the device comprises a moving platform, 11, a bottom plate, 111, a mounting seat, 12, universal wheels, 13, armrests, 2, driving motors, 21, a first belt pulley, 3, a starting mechanism, 31, a shell, 32, a rotating shaft, 33, a starting gear, 34, a telescopic device, 341, a cylinder, 342, a shifting fork, 35, a second belt pulley, 36, a shaft sleeve, 37, a bearing, 38, a baffle, 39, a spring, 4, a gas engine, 5, supporting legs, 6 and a belt.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Example 1 of the present utility model:

the long-acting starting system of the gas engine in the embodiment realizes long-time starting of the gas engine through the cooperation of the mobile platform, the driving motor and the starting device, and solves the problem that the traditional starting machine cannot be started for a long time.

Specifically, as shown in fig. 1-5, the gas engine long-acting starting system comprises a mobile platform 1, a driving motor 2 and a starting mechanism 3, wherein the driving motor 2 is arranged on the mobile platform 1, the starting mechanism 3 is arranged on a gas engine 4, the driving motor 2 is in transmission connection with the starting mechanism 3, and the driving motor 2 drives the starting mechanism 3 to act, so that the starting of the gas engine 4 is completed.

In this embodiment, the starting mechanism 3 includes a housing 31, a rotating shaft 32, a starting gear 33 and a telescopic device 34, the housing 31 is disposed on the gas engine 4, the rotating shaft 32 is rotatably disposed in the housing 31, one end of the rotating shaft 32 is in transmission connection with the driving motor 2, the other end of the rotating shaft is connected with the starting gear 33, the telescopic device 34 is disposed on the housing 31, and the starting gear 33 is driven to move along the axial direction of the rotating shaft 32 by the telescopic device 34, so as to extend or retract, so that the starting gear 33 is meshed with or separated from the flywheel of the gas engine 4, and the purpose of starting the engine is achieved.

As shown in fig. 2, in this embodiment, the mobile platform 1 includes a base plate 11, universal wheels 12 and handrails 13, the universal wheels 12 are disposed on the lower side of the base plate 11, the handrails 13 are disposed on the edge of the base plate 11, the driving motor 2 is disposed on the base plate 11, and the starting device can have mobility and can move in the field, so as to be convenient for coping with the starting requirements of different gas engines 4.

In this embodiment, the driving motor 2 adopts a three-phase ac asynchronous motor, so that the motor can operate for a long time, and the requirement of starting the motor for a long time is ensured.

As shown in fig. 2, the output shaft of the driving motor 2 is provided with a first pulley 21, the end of the rotating shaft 32 is provided with a second pulley 35, and the first pulley 21 and the second pulley 35 are in transmission connection through a belt 6, thereby realizing power supply to the starting mechanism 3.

In this embodiment, the telescopic device 34 includes a cylinder 341 and a fork 342, the cylinder 341 is disposed on the upper side of the housing 31, the fork 342 is connected with a piston rod of the cylinder 341, and the cylinder 341 can drive the fork 342 to move, so as to drive the start gear 33 to move axially along the rotating shaft 32.

As shown in fig. 3 to 5, the starting gear 33 is provided with a sleeve 36, a spline is provided at an end of the rotating shaft 32, the sleeve 36 is sleeved at the end of the rotating shaft 32, so that the sleeve 36 can move axially and rotate, a bearing 37 is provided outside the sleeve 36, and a lower end of a fork 342 is connected with the bearing 37, so that the fork 342 does not interfere with the rotation of the sleeve 36.

As shown in fig. 5, a baffle 38 is disposed on the sleeve 36, and a spring 39 is sleeved on the sleeve 36, where the spring 39 is located between the baffle 38 and the inner wall of the housing 31, so that the starting gear 33 can be reset in time after starting.

In this embodiment, be provided with strutting arrangement on bottom plate 11, can support bottom plate 11, stability when guaranteeing the use, strutting arrangement includes stabilizer blade 5, and bottom plate 11's both sides edge respectively is provided with two mount pad 111, and stabilizer blade 5 sets up in mount pad 111 to with mount pad 111 threaded connection, thereby can make stabilizer blade 5 and ground contact through rotating stabilizer blade 5, in order to keep the stability of bottom plate 11.

Working principle:

in actual use, the mobile platform 1 is moved to the position of the gas engine 4 needing to be started, then the belt 6 is wound on the first belt pulley 21 and the second belt pulley 35, the driving connection between the driving motor 2 and the starting mechanism 3 is completed, then the starting gear 33 is pushed to move through the air cylinder 341, the starting gear 33 is meshed with the flywheel of the gas engine 4, and then the driving motor 2 is started, so that the starting of the gas engine 4 can be completed, and the starting operation can be performed for a long time. After the start-up is completed, the starting gear 33 is driven to reset by the cylinder 341.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

Claims

1. A gas engine long-acting start-up system is characterized in that: including moving platform, driving motor and actuating mechanism, driving motor sets up on the moving platform, driving motor's output shaft is provided with first belt pulley, actuating mechanism sets up on gas engine, actuating mechanism includes casing, pivot, start gear and telescoping device, the casing sets up on gas engine, the pivot rotates and sets up in the casing, pivot one end is provided with the second belt pulley, and the other end is connected with start gear, the telescoping device sets up on the casing, the telescoping device is used for the drive start gear follows pivot axial displacement.

2. The gas engine long-acting start-up system of claim 1, wherein: the movable platform comprises a bottom plate, universal wheels and handrails, wherein the universal wheels are arranged on the lower side face of the bottom plate, the handrails are arranged on the edge of the bottom plate, and the driving motor is arranged on the bottom plate.

3. The gas engine long-acting start-up system of claim 2, wherein: the drive motor comprises a three-phase alternating current asynchronous motor.

4. A gas engine long-acting start-up system as set forth in claim 3, wherein: the first belt pulley is connected with the second belt pulley through belt transmission.

5. The gas engine long-acting start-up system of claim 4, wherein: the telescopic device comprises a cylinder and a shifting fork, the cylinder is arranged on the upper side of the shell, the shifting fork is connected with a piston rod of the cylinder, and the cylinder is used for driving the shifting fork to move so as to drive the starting gear to axially move along the rotating shaft.

6. The gas engine long-acting start-up system of claim 5, wherein: the bottom plate is provided with a supporting device for supporting the bottom plate.

7. The gas engine long-acting start-up system of claim 6, wherein: the supporting device comprises supporting feet, two mounting seats are respectively arranged at the edges of two sides of the bottom plate, and the supporting feet are arranged in the mounting seats and are in threaded connection with the mounting seats.