CN219754969U

CN219754969U - Oil pump unit of hydraulic steering engine

Info

Publication number: CN219754969U
Application number: CN202321284010.3U
Authority: CN
Inventors: 丁汝森; 许爱军; 黄育青; 糜翔
Original assignee: Nanjing Nautical Instrument Plant No2 Co ltd
Current assignee: Nanjing Nautical Instrument Plant No2 Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-09-26
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses an oil pump unit of a hydraulic steering engine, and relates to the technical field of ship equipment. The oil pump unit of hydraulic steering engine includes tank wagon, motor, oil pump, filter, monitored control system and is used for the valves that links to each other with hydraulic steering engine, the drive end of motor links to each other with the oil pump, be connected with defeated oil pipe between oil pump and the tank wagon, be connected with the transmission pipe between the oil feed end of filter and the oil pump, be connected with back oil pipe between the oil outlet end of filter and the oil pump, be connected with A to pipe and B to the pipe on the oil pump, A to pipe and B are all continuous with the valves to the pipe, monitored control system links to each other with the oil pump. The utility model can filter and remove impurities in the hydraulic oil, reduce the blockage or damage of the oil pump caused by the impurities, monitor the state of the oil pump in real time, facilitate the timely adjustment of the running condition of the oil pump and reduce the damage of the oil pump.

Description

Oil pump unit of hydraulic steering engine

Technical Field

The utility model relates to the technical field of ship equipment, in particular to an oil pump unit of a hydraulic steering engine.

Background

The hydraulic steering engine is equipment for controlling steering of a ship and comprises a hydraulic transmission system, a mechanical system and a circuit control system, wherein the circuit control system and the hydraulic transmission system form the hydraulic control system, the circuit control system mainly controls the deflection angle of a control surface, and the circuit control system has two functions, namely, transmitting steering engine instructions and controlling deflection precision of rudder pieces. The hydraulic transmission system is used for providing enough hydraulic energy for the steering engine and providing needed protection and control devices. The steering mechanism consists of a hydraulic cylinder and a mechanical system of the steering engine, and is used for converting hydraulic energy into mechanical energy and pushing the steering surface to deflect.

The power source of the hydraulic transmission system is an oil pump unit, the oil pump unit inputs hydraulic oil into a hydraulic cylinder, and the hydraulic cylinder converts hydraulic energy into mechanical energy so as to push a steering engine to steer. In the related art, a underneath type oil pump motor unit is disclosed, set up inside hydraulic compressor, including a bottom plate, install oil pump motor unit on the bottom plate, be equipped with the pillar around the oil pump motor unit, be equipped with the cabinet body on this pillar, and the cabinet body is located oil pump motor unit top, all has the pipeline to link to each other between cabinet body, the oil pump motor unit.

However, during operation, impurities are generated in the hydraulic oil, which easily cause the blockage or damage of the oil pump unit.

Disclosure of Invention

In order to reduce blockage or damage of an oil pump unit, the utility model provides the oil pump unit of the hydraulic steering engine.

The oil pump unit of the hydraulic steering engine provided by the utility model adopts the following technical scheme:

the utility model provides an oil pump unit of hydraulic steering engine, includes tank wagon, motor, oil pump, filter, monitored control system and is used for the valves that links to each other with hydraulic steering engine, the drive end of motor links to each other with the oil pump, be connected with defeated oil pipe between oil pump and the tank wagon, be connected with the transmission pipe between the oil feed end of filter and the oil pump, be connected with back oil pipe between the oil outlet end of filter and the oil pump, be connected with A to pipe and B to the pipe on the oil pump, A to pipe and B all link to each other with the valves to the pipe, monitored control system links to each other with the oil pump.

Due to the arrangement of the filter and the monitoring system, impurities in the hydraulic oil can be removed by filtration in the operation process, the oil pump is reduced from being blocked or damaged by the impurities, the monitoring system can monitor the state of the oil pump in real time, the operation condition of the oil pump can be adjusted in time, and the damage of the oil pump is reduced. Therefore, the utility model can reduce the blockage or damage of the oil pump unit.

In a specific embodiment, the monitoring system includes a pressure monitor in communication with the oil pump and an oil level detector in communication with the oil tank.

The pressure monitor can monitor the pressure of the oil pump in real time, and the oil level detector can monitor the oil level in the oil tank, so that the monitoring system can monitor the state of the oil pump and the oil tank, and is convenient for timely adjusting the operating pressure of the oil pump or timely supplementing oil to the oil tank.

In a specific implementation manner, the oil level detector comprises two branch pipes and a liquid level pipe, wherein the two branch pipes are all installed on the oil tank, the two branch pipes are all provided with branch valves, the liquid level pipe is connected between the two branch pipes, and the liquid level pipe is provided with a perspective window.

Oil in the oil tank enters the liquid level pipe along the branch pipe, and the oil level in the liquid level pipe can be observed through the perspective window, so that the oil level in the oil tank is known. The bypass valve can control the bypass pipe to be opened or closed, so that the bypass pipe is closed when the liquid level does not need to be monitored, and oil leakage is prevented.

In a specific embodiment, the pressure monitor includes a monitor meter, a communication pipe, one end of which is in communication with the oil pump, the other end of which is connected to the monitor meter, and a control valve mounted on the communication pipe.

The oil pressure is transmitted to the monitoring meter through the connecting channel, so that the monitoring meter can monitor the pressure of the oil pump in real time. The control valve can control the opening or closing of the communication pipeline, so that the communication pipeline is conveniently cut off when the pressure does not need to be monitored.

In a specific embodiment, the pressure monitor further comprises an integrated shelf, the integrated shelf is mounted on the oil tank, the communication pipe penetrates through the integrated shelf, and the control valve is located on the integrated shelf.

When the monitoring table and the control valve are multiple, the monitoring table and the control valve are fixed on the integrated frame, so that the monitoring table and the control valve are convenient for a worker to check and adjust.

In a specific implementation manner, the communicating pipeline comprises a first communicating pipe, a second communicating pipe and a switching seat, the switching seat is arranged on the oil tank, the switching pipeline is arranged on the switching seat, one end of the first communicating pipe is communicated with the oil pump, the other end of the first communicating pipe is communicated with the switching pipeline, one end of the second communicating pipe, far away from the switching pipeline, is communicated with the monitoring meter, and the control valve is arranged on the second communicating pipe.

The whole communicating pipeline can be divided into three sections by the first communicating pipe, the second communicating pipe and the adapter, so that the stability of each section of pipeline is improved, and the shaking of the pipeline is reduced. In addition, the adapter can also concentrate all pipelines together, helps reducing the problem of pipeline arrangement confusion.

In a specific embodiment, the oil delivery pipe comprises a fixed pipe, an automatic valve and a connecting pipe, wherein the fixed pipe is fixedly connected to the oil tank, the automatic valve is installed on the fixed pipe, one end of the connecting pipe is connected with the fixed pipe, and the other end of the connecting pipe is connected with the oil pump.

The automatic valve can control the opening or closing of the fixed pipe, and when oil delivery is not needed, the automatic valve is closed, so that the oil pump and the oil tank can be separated.

In a specific embodiment, the oil tank comprises a tank body, an oil inlet pipeline and a cover, wherein the oil inlet pipeline is fixedly connected to the tank body, the oil inlet pipeline is communicated with the tank body, and the cover is in threaded connection with the oil inlet pipeline.

The oil inlet pipeline is used for oiling the cabinet body, and when the cabinet body does not need to be oiled, the cover can reduce oil leakage in the cabinet body.

In a specific implementation manner, an opening is formed in the side wall of the cabinet body, and a cabinet door for closing the opening is connected to the side wall of the cabinet body.

The cabinet door is opened, impurities in the cabinet body can be cleaned, the cabinet door is closed, and hydraulic oil leakage of the cabinet body can be reduced.

In summary, the present utility model includes at least one of the following beneficial technical effects:

the utility model can filter and remove impurities in the hydraulic oil, reduce the blockage or damage of the oil pump caused by the impurities, monitor the state of the oil pump in real time, facilitate the timely adjustment of the running condition of the oil pump and reduce the damage of the oil pump. The monitoring system of the utility model can monitor not only the oil pressure of the oil pump, but also the oil level of the oil tank.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an oil pump unit of a hydraulic steering engine in an embodiment of the utility model.

Fig. 2 is an exploded view of a cabinet in an embodiment of the utility model.

Fig. 3 is a schematic structural diagram of a monitoring system according to an embodiment of the present utility model.

Fig. 4 is a schematic structural view of a pressure monitor according to an embodiment of the present utility model.

Fig. 5 is a cross-sectional view of a pressure monitor in an embodiment of the utility model.

Reference numerals illustrate:

1. an oil tank; 11. an oil delivery pipe; 111. a fixed tube; 112. an automatic valve; 113. a connecting pipe; 12. a cabinet body; 121. an opening; 122. a cabinet door; 13. an oil inlet pipe; 14. a cover; 2. a motor; 3. an oil pump; 31. a transmission tube; 32. an oil return pipe; 33. a direction A pipe; 34. a B-direction tube; 4. a filter; 5. a monitoring system; 51. a pressure monitor; 511. monitoring a table; 512. a communication pipe; 5121. communicating a tube; 5122. the two pipes are communicated; 5123. an adapter; 5124. a transfer pipe; 513. a control valve; 514. an integrated frame; 52. an oil level detector; 521. a branch pipe; 522. a liquid level pipe; 523. a bypass valve; 524. a perspective window; 6. and a valve group.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-5.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The embodiment of the utility model discloses an oil pump unit of a hydraulic steering engine.

Referring to fig. 1, an oil pump unit of a hydraulic steering engine comprises an oil tank 1, a motor 2, an oil pump 3, a filter 4, a monitoring system 5 and a valve group 6, wherein the motor 2 is positioned on one side of the oil tank 1, and the oil pump 3 is fixedly connected with a driving end of the motor 2. The oil tank 1 is fixedly connected with an oil delivery pipe 11, and the oil delivery pipe 11 is connected with the oil inlet end of the oil pump 3. The oil pump 3 is connected with a transmission pipe 31, one end of the transmission pipe 31 away from the oil pump 3 is fixedly connected with the oil inlet end of the filter 4, the oil outlet end of the filter 4 is connected with an oil return pipe 32, and one end of the oil return pipe 32 away from the filter 4 is connected with the oil pump 3. The oil pump 3 is connected with an A-direction pipe 33 and a B-direction pipe 34, one ends of the A-direction pipe 33 and the B-direction pipe 34, which are far away from the oil pump 3, are connected with a valve group 6, the valve group 6 is connected with a hydraulic steering engine, and the monitoring system 5 is communicated with the oil pump 3.

The motor 2 drives the oil pump 3 to work, the oil pump 3 firstly absorbs the hydraulic oil in the oil tank 1 through the oil delivery pipe 11, then the hydraulic oil is input into the filter 4 through the transmission pipe 31, the filter 4 filters impurities in the hydraulic oil, the filtered hydraulic oil is input into the oil pump 3 through the oil return pipe 32, then the oil pump 3 inputs the hydraulic oil into the valve group 6 through the A-direction pipe 33, and the valve group 6 inputs the hydraulic oil into the hydraulic steering engine.

Referring to fig. 2, the oil tank 1 includes a tank body 12, an oil inlet pipe 13 and a cover 14, the tank body 12 is a rectangular box body, an opening 121 is provided on a side wall of the tank body 12, and a cabinet door 122 is riveted on the side wall of the tank body 12 and closes the opening 121. The oil inlet pipeline 13 is welded on the top wall of the cabinet 12, and the oil inlet pipeline 13 is communicated with the interior of the cabinet 12. The cover 14 is positioned at the top end of the oil inlet pipe 13, the cover 14 is in threaded connection with the inner wall of the oil inlet pipe 13, and the cover 14 seals the oil inlet pipe 13.

The cover 14 is taken down, hydraulic oil is added into the cabinet body 12, after the oiling is finished, the cover 14 is screwed on the oil inlet pipeline 13, and the cover 14 closes the oil inlet pipeline 13.

Referring to fig. 2, the oil delivery pipe 11 includes a fixing pipe 111, an automatic valve 112, and a connection pipe 113, the fixing pipe 111 is welded to the cabinet 12, the fixing pipe 111 penetrates the cabinet 12, and the fixing pipe 111 is welded to the cabinet 12 and communicates with the inside of the cabinet 12. The automatic valve 112 is mounted on the fixed pipe 111, and the automatic valve 112 is located outside the cabinet 12. One end of the connecting pipe 113 is spliced with the fixed pipe 111, and the other end of the connecting pipe 113 is spliced with an oil inlet of the oil pump 3.

The automatic valve 112 is opened, the motor 2 drives the oil pump 3 to work, the oil pump 3 sucks the hydraulic oil in the cabinet 12 through the connecting pipe 113 and the fixed pipe 111, and the motor 2 and the automatic valve 112 are closed, so that the suction of the hydraulic oil in the cabinet 12 can be stopped.

Referring to fig. 2 and 3, the monitoring system 5 includes a pressure monitor 51 and an oil level detector 52. An oil level detector 52 is mounted on a side wall of the tank body 12, and the oil level detector 52 communicates with the tank body 12. A pressure monitor 51 is mounted on the top wall of the tank 12, the pressure monitor 51 being in communication with the oil pump 3.

The oil level detector 52 monitors the oil level of the hydraulic oil in the tank 12, and the pressure monitor 51 monitors the oil pressure in the oil pump 3.

The oil level detector 52 includes two branch pipes 521 and a liquid level pipe 522, the two branch pipes 521 are welded on the side wall of the tank body 12, the two branch pipes 521 are communicated with the tank body 12, and the two branch pipes 521 are sequentially arranged in the vertical direction. Each of the branch pipes 521 is provided with a branch valve 523, and the branch valve 523 is a hand valve. The liquid level pipe 522 is located between two branch pipes 521, and liquid level pipe 522 sets up along vertical direction, and the top of liquid level pipe 522 is pegged graft with branch pipe 521 of top, and the bottom of liquid level pipe 522 is pegged graft with branch pipe 521 of below.

The liquid level pipe 522 is provided with a perspective window 524 on a peripheral wall, and the perspective window 524 extends along a vertical direction.

The two branch valves 523 are opened, hydraulic oil in the oil tank 1 flows into the liquid level pipe 522 along one branch pipe 521 and flows back into the tank body 12 along the other branch pipe 521, and after the oil level in the liquid level pipe 522 is stable, the oil level in the liquid level pipe 522 is checked through the perspective window 524, so that the oil level in the tank body 12 can be known.

There may be one, two or three pressure monitors 51, and three pressure monitors 51 of this embodiment are connected to the connection between the oil pump 3 and the transfer pipe 31, one pressure monitor 51 is connected to the connection between the oil pump 3 and the a-direction pipe 33, and one pressure monitor 51 is connected to the connection between the oil pump 3 and the B-direction pipe 34.

Referring to fig. 3 and 4, the pressure monitor 51 includes a monitor meter 511, a communication pipe 512, a control valve 513, and an integration frame 514, the communication pipe 512 includes a first communication pipe 5121, a adapter 5123, and a second communication pipe 5122, and the adapter 5123 and the integration frame 514 are all riveted on the top wall of the cabinet 12.

Referring to fig. 4 and 5, three adapting pipes 5124 are provided on the adapting base 5123, and the adapting pipes 5124 are right angle bent pipes. One end of the communication tube 5121 is inserted into the oil pump 3, and the other end of the communication tube 5121 is inserted into one end of the transfer tube 5124. One end of the two communicating pipes 5122 is inserted into the other end of the adapting pipe 5124, and the other end of the two communicating pipes 5122 penetrates through the integrated frame 514 and is inserted into the monitoring meter 511. The control valve 513 is installed on the communication two pipe 5122, and the control valve 513 is located on the integration frame 514.

The control valve 513 is opened, hydraulic oil in the oil pump 3 flows into the monitoring meter 511 through the first communication pipe 5121, the switching pipe 5124 and the second communication pipe 5122, and the oil pressure of each part of the oil pump 3 can be obtained through the reading of the monitoring meter 511.

The implementation principle of the oil pump unit of the hydraulic steering engine provided by the embodiment of the utility model is as follows: the automatic valve 112, the bypass valve 523 and the control valve 513 are opened, then the motor 2 is started, the motor 2 drives the oil pump 3 to work, the oil pump 3 sucks hydraulic oil in the cabinet 12 into the oil pump 3, then the hydraulic oil is conveyed into the filter 4 for filtering, and the filtered hydraulic oil flows back into the oil pump 3. The oil pump 3 sends the filtered hydraulic oil into the valve group 6, and the valve group 6 inputs the hydraulic oil into the hydraulic steering engine, so that steering is completed.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. An oil pump unit of hydraulic steering engine, its characterized in that: including tank filler (1), motor (2), oil pump (3), filter (4), monitored control system (5) and be used for with the continuous valves (6) of hydraulic steering engine, the drive end of motor (2) links to each other with oil pump (3), be connected with oil delivery pipe (11) between oil pump (3) and tank filler (1), be connected with transmission pipe (31) between the oil feed end of filter (4) and oil pump (3), be connected with between the oil outlet end of filter (4) and oil pump (3) and return oil pipe (32), be connected with A to pipe (33) and B to pipe (34) on oil pump (3), A all links to each other with valves (6) to pipe (33) and B, monitored control system (5) link to each other with oil pump (3).

2. The oil pump assembly of a hydraulic steering engine of claim 1, wherein: the monitoring system (5) comprises a pressure monitor (51) and an oil level detector (52), wherein the pressure monitor (51) is communicated with the oil pump (3), and the oil level detector (52) is communicated with the oil tank (1).

3. The oil pump assembly of a hydraulic steering engine of claim 2, wherein: the oil level detector (52) comprises two branch pipes (521) and a liquid level pipe (522), wherein the two branch pipes (521) are respectively arranged on the oil tank (1), the two branch pipes (521) are respectively provided with a branch valve (523), the liquid level pipe (522) is connected between the two branch pipes (521), and the liquid level pipe (522) is provided with a perspective window (524).

4. The oil pump assembly of a hydraulic steering engine of claim 2, wherein: the pressure monitor (51) comprises a monitoring meter (511), a communicating pipeline (512) and a control valve (513), one end of the communicating pipeline (512) is communicated with the oil pump (3), the other end of the communicating pipeline (512) is connected with the monitoring meter (511), and the control valve (513) is installed on the communicating pipeline (512).

5. The oil pump assembly of a hydraulic steering engine of claim 4, wherein: the pressure monitor (51) further comprises an integration frame (514), the integration frame (514) is installed on the oil tank (1), the communicating pipeline (512) penetrates through the integration frame (514), and the control valve (513) is located on the integration frame (514).

6. The oil pump assembly of a hydraulic steering engine of claim 4, wherein: communicating pipe (512) are including a intercommunication pipe (5121), two pipe (5122) of intercommunication and adapter (5123), adapter (5123) are installed on oil tank (1), be equipped with adapter pipe (5124) on adapter (5123), the one end and the oil pump (3) of a intercommunication pipe (5121) are linked together, the other end and the adapter pipe (5124) of a intercommunication pipe (5121) are linked together, the one end and the monitoring table (511) that adapter pipe (5124) were kept away from to two pipe (5122) of intercommunication are linked together, control valve (513) are installed on two pipe (5122) of intercommunication.

7. The oil pump assembly of a hydraulic steering engine of claim 1, wherein: the oil delivery pipe (11) comprises a fixed pipe (111), an automatic valve (112) and a connecting pipe (113), wherein the fixed pipe (111) is fixedly connected to the oil tank (1), the automatic valve (112) is arranged on the fixed pipe (111), one end of the connecting pipe (113) is connected with the fixed pipe (111), and the other end of the connecting pipe (113) is connected with the oil pump (3).

8. The oil pump assembly of a hydraulic steering engine of claim 1, wherein: the oil tank (1) comprises a tank body (12), an oil inlet pipeline (13) and a cover (14), wherein the oil inlet pipeline (13) is fixedly connected to the tank body (12), the oil inlet pipeline (13) is communicated with the tank body (12), and the cover (14) is in threaded connection with the oil inlet pipeline (13).

9. The oil pump assembly of a hydraulic steering engine of claim 8, wherein: an opening (121) is formed in the side wall of the cabinet body (12), and a cabinet door (122) for closing the opening (121) is connected to the side wall of the cabinet body (12).