CN217207068U

CN217207068U - Hydraulic control system of ship anchor machine

Info

Publication number: CN217207068U
Application number: CN202123342442.9U
Authority: CN
Inventors: 杨永杰
Original assignee: Yichang Jieda Ocean Machinery Equipment Manufacturing Co ltd
Current assignee: Yichang Jieda Ocean Machinery Equipment Manufacturing Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-08-16
Anticipated expiration: 2031-12-29

Abstract

The utility model provides a boats and ships anchor machine hydraulic control system, including the hydraulic pump, the oil tank, the filter, the level gauge, hydraulic motor and brake cylinder, the bypass has first check valve on the filter, still include the electro-hydraulic proportional combination valve, electro-hydraulic proportional combination valve P mouth and T mouth are respectively through first oil pipe and first oil return pipe intercommunication oil tank, electro-hydraulic proportional combination valve A mouth and B mouth advance oil pipe and second oil return pipe intercommunication hydraulic motor oil inlet and oil drain port through the second respectively, the intercommunication has hydraulic pump and second check valve on first oil pipe, switch-on filter on first oil return pipe, the intercommunication has first overflow valve between first oil pipe and first oil return pipe. The utility model is used for solve the not high problem of current boats and ships anchor machine hydraulic control system brake mobility.

Description

Hydraulic control system of ship anchor machine

Technical Field

The utility model relates to a boats and ships anchor machine hydraulic control system.

Background

The ship anchor machine is about the clamp plate equipment used on the ship, the ship anchor machine mainly depends on the hydraulic system to execute and control the action, two sets of hydraulic systems are adopted between the brake oil cylinder and the hydraulic motor in the existing ship anchor machine to respectively control, or the brake is manually controlled, therefore, when the hydraulic motor is stopped or the anchor machine flies, the brake oil cylinder can not brake in a short time, the brake maneuverability is not high, and the factory improves the hydraulic control system of the ship anchor machine.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a boats and ships anchor machine hydraulic control system for solve the not high problem of current boats and ships anchor machine hydraulic control system brake mobility.

In order to solve the above problem, the technical scheme of the utility model is that:

a hydraulic control system of a ship anchor machine comprises a hydraulic pump, an oil tank, a filter, a liquid level meter, a hydraulic motor and a brake oil cylinder, wherein a first one-way valve is arranged on the filter in a bypass mode; the brake oil cylinder is communicated with the first oil inlet pipe through a third oil inlet pipe, a two-position three-way pilot valve and a pressure reducing valve are communicated with the third oil inlet pipe, a pilot port of the two-position three-way pilot valve is communicated with an oil outlet of the shuttle valve through the pilot pipe, a sequence valve is communicated with the pilot pipe, and a T port of the two-position three-way pilot valve is communicated with an oil tank through a third oil return pipe.

And a T port of the manual two-position three-way valve is communicated with a third oil return pipe.

A buffer tube is communicated between the first oil inlet tube and the first oil return tube, and an adjustable throttle valve and a two-position two-way valve electromagnetic valve are communicated on the buffer tube.

And the second oil inlet pipe is communicated with a balance valve, and a third one-way valve is bypassed on the balance valve.

The utility model has the advantages that: the hydraulic motor oil supply loop is communicated with the brake oil path inlet and outlet pilot, when the hydraulic motor is stopped or the anchor machine flies, the valve for controlling the brake oil cylinder automatically restores to the original position, so that the brake oil cylinder restores to pull the brake pad to brake the anchor machine, the anchor machine can be subjected to linkage control, the brake maneuverability is high, and the brake is stable and reliable.

Drawings

The invention will be further explained with reference to the drawings:

fig. 1 is a schematic structural diagram of the present invention.

In the figure: the hydraulic control system comprises a hydraulic motor 1, a second overflow valve 2, a third one-way valve 3, a balance valve 4, a shuttle valve 5, an electro-hydraulic proportional combination valve 6, a second one-way valve 7, a first overflow valve 8, an adjustable throttle valve 9, a hydraulic pump 10, a brake cylinder 11, a manual two-position three-way valve 12, a two-position three-way pilot valve 13, a sequence valve 14, a pressure reducing valve 15, a filter 16, a first one-way valve 17, an oil tank 18 and a two-position two-way valve electromagnetic valve 19.

Detailed Description

As shown in figure 1, the hydraulic control system of the ship anchor machine comprises a hydraulic pump 10, an oil tank 18, a filter 16, a liquid level meter, a hydraulic motor 1 and a brake oil cylinder 11, wherein a first one-way valve 17 is bypassed on the filter 16, the hydraulic control system also comprises an electro-hydraulic proportional combination valve 6, the electro-hydraulic proportional combination valve 6 comprises an H-shaped three-position four-way electro-hydraulic valve, a P port and a T port of the electro-hydraulic proportional combination valve 6 are respectively communicated with the oil tank 18 through a first oil inlet pipe and a first oil return pipe, an A port and a B port of the electro-hydraulic proportional combination valve 6 are respectively communicated with an oil inlet and an oil outlet of the hydraulic motor 1 through a second oil inlet pipe and a second oil return pipe, a hydraulic pump 10 and a second one-way valve 7 are communicated with the first oil inlet pipe, a filter 16 is communicated with the first oil return pipe, a first overflow valve 8 is communicated between the first oil inlet pipe and the first oil return pipe, and a second overflow valve 2 and a shuttle valve 5 are communicated between the second oil inlet pipe and the second oil return pipe; the brake oil cylinder 11 is communicated with a first oil inlet pipe through a third oil inlet pipe, a two-position three-way pilot valve 13 and a pressure reducing valve 15 are communicated with the third oil inlet pipe, a pilot port of the two-position three-way pilot valve 13 is communicated with an oil outlet of the shuttle valve 5 through a pilot pipe, a sequence valve 14 is communicated with a first guide pipe, a port 13T of the two-position three-way pilot valve is communicated with an oil tank 18 through a third oil return pipe, a first overflow valve 8 and a second overflow valve 2 are used for preventing the hydraulic system from being overloaded, and the opening pressure of the sequence valve 14 is 0.3-0.5 times of the output oil pressure of the hydraulic pump 10.

The utility model discloses a working process does: firstly, the direction of hydraulic oil passing through the hydraulic motor 1 can be changed through the transposition of the electro-hydraulic proportional combination valve 6, so that the anchor releasing and the anchor receiving of the ship anchor machine are realized; in addition, when the electro-hydraulic proportional combination valve 6 is reversed to the left position or the right position, a hydraulic oil cylinder in a second oil inlet pipe or a second oil return pipe pushes the sequence valve 14 to be opened after passing through the shuttle valve 5, so that hydraulic oil enters a pilot end of the two-position three-way pilot valve 13, the two-position three-way pilot valve 13 is reversed to the left position, the hydraulic oil decompressed by the decompression valve 15 enters a rodless cavity of the brake oil cylinder 11, a piston of the brake oil cylinder 11 is pushed to extend outwards, a brake plate is loosened, and anchor releasing or anchor receiving of the ship anchor machine is not influenced; when the hydraulic pump 10 is stopped or the electro-hydraulic proportional combination valve 6 is in the middle position, hydraulic oil in the hydraulic system flows back to the oil tank 18, and when the anchor windlass flies, the sequence valve 14 cannot be opened by the hydraulic oil extracted by the hydraulic motor 1, so that the two-position three-way pilot valve 13 is in the right position, the brake oil cylinder 11 is provided with a rod cavity spring to push a brake plate to tighten, the ship anchor windlass is braked, and linkage of the brake oil cylinder 11 and the hydraulic motor 1 is realized.

And a manual two-position three-way valve 12 is communicated with the third oil inlet pipe, a T port of the manual two-position three-way valve 12 is communicated with a third oil return pipe, and the manual two-position three-way valve 12 is a button type or handle type two-position three-way valve. In a normal state, the push-button type two-position three-way valve is positioned at the right position, namely the port P is communicated with the port A, when the anchor machine stalls, the hydraulic oil cylinder needs to be operated to carry out touch braking or sudden stop on the anchor machine, and the touch braking or sudden stop of the anchor machine can be realized by touching or long pressing the push-button type two-position three-way valve.

A buffer tube is communicated between the first oil inlet tube and the first oil return tube, and an adjustable throttle valve 9 and a two-position two-way valve electromagnetic valve 19 are communicated on the buffer tube. When the hydraulic pump 10 is just started, a small part of hydraulic pressure returns to the oil tank 18 through the buffer tube, the adjustable throttle valve 9 and the two-position two-way valve electromagnetic valve 19, and after 1 second of starting, the two-position two-way electromagnetic valve is reversed to cut off the buffer tube so as to relieve the impact of the hydraulic oil on a hydraulic actuating element.

The second oil inlet pipe is communicated with a balance valve 4, and the balance valve 4 is bypassed by a third one-way valve 3. When the anchor machine is anchored, hydraulic oil enters the hydraulic motor 1 through the third one-way valve 3, the anchoring efficiency is improved, when the anchor machine is anchored, the hydraulic oil needs to pass through the balance valve 4 to form a certain back pressure on a hydraulic system, and the phenomenon that the hydraulic motor 1 is dragged reversely due to stalling generated when an anchor chain is fast is prevented, so that cavitation damage is caused to the hydraulic motor 1.

Claims

1. The utility model provides a boats and ships anchor machine hydraulic control system, includes hydraulic pump (10), oil tank (18), filter (16), level gauge, hydraulic motor (1) and brake hydro-cylinder (11), and the bypass has first check valve (17), its characterized in that on filter (16): the hydraulic proportional combination valve is characterized by further comprising an electro-hydraulic proportional combination valve (6), a P port and a T port of the electro-hydraulic proportional combination valve (6) are respectively communicated with an oil tank (18) through a first oil inlet pipe and a first oil return pipe, an A port and a B port of the electro-hydraulic proportional combination valve (6) are respectively communicated with an oil inlet and an oil outlet of a hydraulic motor (1) through a second oil inlet pipe and a second oil return pipe, the first oil inlet pipe is communicated with a hydraulic pump (10) and a second one-way valve (7), the first oil return pipe is communicated with a filter (16), a first overflow valve (8) is communicated between the first oil inlet pipe and the first oil return pipe, and a second overflow valve (2) and a shuttle valve (5) are communicated between the second oil inlet pipe and the second oil return pipe; the brake oil cylinder (11) is communicated with a first oil inlet pipe through a third oil inlet pipe, a two-position three-way pilot valve (13) and a pressure reducing valve (15) are communicated with the third oil inlet pipe, a pilot port of the two-position three-way pilot valve (13) is communicated with an oil outlet of the shuttle valve (5) through a first guide pipe, a sequence valve (14) is communicated with the first guide pipe, and a T port of the two-position three-way pilot valve (13) is communicated with an oil tank (18) through the third oil return pipe.

2. The hydraulic control system of a marine vessel mooring according to claim 1, wherein: a manual two-position three-way valve (12) is communicated on the third oil inlet pipe, and a T port of the manual two-position three-way valve (12) is communicated with a third oil return pipe.

3. The hydraulic control system for a ship anchor gear according to claim 1, wherein: a buffer tube is communicated between the first oil inlet tube and the first oil return tube, and an adjustable throttle valve (9) and a two-position two-way valve electromagnetic valve (19) are communicated on the buffer tube.

4. The hydraulic control system of a marine vessel mooring according to claim 1, wherein: the second oil inlet pipe is communicated with a balance valve (4), and a third one-way valve (3) is bypassed on the balance valve (4).