CN218719548U - Hot plug hydraulic joint for deep sea ROV - Google Patents

Abstract

The utility model discloses a deep sea is hot plug hydraulic pressure joint for ROV, draw together plug and connector assembly, the left end of plug is equipped with the handle, the inside of plug is equipped with first oil duct and second oil duct, half first hydraulic fluid port and the second hydraulic fluid port that is equipped with first oil duct and second oil duct one end one-to-one in the left side of plug, half third hydraulic fluid port and the fourth hydraulic fluid port that is equipped with first oil duct and second oil duct other end one-to-one in the right side of plug, install the check valve in third hydraulic fluid port and the fourth hydraulic fluid port, the interval is equipped with first annular and second annular on the internal perisporium of connector assembly, be equipped with first two-way check valve and the second two-way check valve with first annular and second annular one-to-one on the periphery wall of connector assembly, correspond at first annular and second annular and form first sealed oil pocket and the sealed oil pocket, third hydraulic fluid port and fourth hydraulic fluid port are in first sealed chamber and the sealed chamber of second. The hot plugging hydraulic connector can prevent hydraulic oil leakage in the plugging process, and can prevent seawater from flowing into a hydraulic system.

Description

Hot plug hydraulic joint for deep sea ROV

Technical Field

The utility model relates to a hydraulic pressure connects technical field, more particularly, the utility model relates to a hot plug hydraulic pressure connects for deep sea ROV.

Background

When the hydraulic equipment works in the deep sea, the ROV hydraulic pump station of the underwater robot is required to provide hydraulic power, and in order to connect the hydraulic equipment and the ROV hydraulic pump station of the underwater robot at any time in the sea according to working requirements, a special hot-plugging hydraulic joint is required. The oil port of the hot drawing plug connector of the existing ROV hydraulic pump of the underwater robot is directly exposed outside, so that hydraulic oil flows to the ocean in the drawing and inserting process, and the risk that seawater flows into a hydraulic system exists, thereby not only causing pollution, but also possibly damaging the hydraulic system.

SUMMERY OF THE UTILITY MODEL

For the hydraulic oil leakage and the sea water that solve current hot plug hydraulic pressure and connect the technical problem that flows in hydraulic system through hot plug hydraulic pressure, the hydraulic fluid port that connects hot plug hydraulic pressure is gone out and is improved, the utility model discloses creatively provides a deep sea ROV connects with hot plug hydraulic pressure, through setting up the check valve at the hydraulic fluid port, can prevent that hot plug hydraulic pressure from pressing the joint and leaking at plug in-process hydraulic oil, prevents the sea water simultaneously and flows in hydraulic system.

For realizing foretell technical purpose, the utility model discloses a deep sea is hot plug hydraulic joint for ROV, including plug and plug seat, the left end of plug is equipped with the handle, the inside of plug is equipped with first oil duct and second oil duct, half first hydraulic fluid port and the second hydraulic fluid port that communicates with first oil duct and second oil duct one end one-to-one are equipped with in the left side of plug, half third hydraulic fluid port and the fourth hydraulic fluid port that communicates with first oil duct and second oil duct other end one-to-one, install the check valve in third hydraulic fluid port and the fourth hydraulic fluid port, the plug seat is the tube-shape, the interval is equipped with first annular and second annular on the internal perisporium of plug seat, be equipped with first two-way check valve and the second two-way check valve that communicate with first annular and second annular one-to-one, the right half of plug inserts and corresponds behind the plug seat and forms first sealed oil pocket and the sealed oil pocket of second in first annular and second sealed oil pocket, the third hydraulic fluid port is in the sealed oil pocket of second, the fourth is in the sealed oil pocket.

Furthermore, the utility model relates to a hot plug hydraulic connector for deep sea ROV, wherein the third hydraulic fluid port sets up to two, installs first oil outlet check valve in one of them third hydraulic fluid port, installs first oil return check valve in another third hydraulic fluid port; the number of the fourth oil ports is two, a second oil outlet one-way valve is installed in one fourth oil port, and a second oil return one-way valve is installed in the other fourth oil port.

Further, the utility model relates to a hot plug hydraulic pressure connects for deep sea ROV, wherein the interval is equipped with first sealing washer, second sealing washer and third sealing washer between right half of plug and the plug seat, the right half periphery wall of first sealing washer, second sealing washer, plug and the interior perisporium of plug seat enclose first sealed oil pocket, the right half periphery wall of second sealing washer, third sealing washer, plug and the interior perisporium of plug seat enclose the second sealed oil pocket.

Further, the utility model relates to a deep sea is hot plug hydraulic pressure joint for ROV, wherein the right-hand member of plug is equipped with spherical direction head.

Further, the utility model relates to a deep sea is hot plug hydraulic pressure joint for ROV, wherein the first half left end of plug links firmly the connector, the cover is equipped with the rubber sleeve on the connector, the right-hand member of handle is equipped with the spliced pole, in the spliced pole male connector, will through the connecting pin that crosses connector, rubber sleeve and spliced pole are together fixed.

Further, the utility model relates to a deep sea is hot plug hydraulic pressure joint for ROV, wherein half left side of handle is for grabbing the ring, it is equipped with a dish to grab between ring and the spliced pole, it is in the rubber sleeve left side to push up the dish.

The utility model has the advantages that: the utility model discloses install the check valve in the third hydraulic fluid port and the fourth hydraulic fluid port of plug respectively, the interval is equipped with first annular and second annular on the internal perisporium of plug seat to be equipped with first two-way check valve and the two-way check valve of second with first annular and second annular one-to-one intercommunication on the periphery wall of plug seat. Through setting up check valve and two-way check valve both can prevent hot plug hydraulic connector at plug in-process hydraulic oil leakage, can prevent again that the sea water from flowing into hydraulic system.

Drawings

Fig. 1 is a schematic perspective view of a hot-plug hydraulic joint for a deep-sea ROV according to the present invention;

fig. 2 is a schematic front view of a hot-swap hydraulic joint for a deep-sea ROV according to the present invention;

FIG. 3 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is an explosion structure diagram of the hot-swap hydraulic joint for deep-sea ROV of the present invention.

Detailed Description

The hot-plugging hydraulic joint for deep sea ROV of the present invention will be explained and illustrated in detail with reference to the accompanying drawings.

As shown in fig. 1-4, the utility model discloses a deep sea ROV is with hot plug hydraulic joint, including plug 1 and plug socket 2, practical application is well plug 1 and plug socket 2 and is separated, when hydraulic equipment (being hydraulic actuator, for example hydro-cylinder) needs hydraulic power under water, plug 1 need insert in plug socket 2. The right end of the plug 1 is provided with a spherical guide head 10, the guide head 10 is generally made of copper alloy materials, the end part of the guide head 10 is spherical, the plug 1 can be more easily put into and taken out of the plug seat 2, and the inner peripheral wall of the plug seat 2 can be prevented from being scratched in the inserting process of the plug 1. The left end of the plug 1 is provided with a handle 3, and the handle 3 is used for grabbing by a manipulator of an underwater robot ROV. The plug 1 is internally provided with a first oil duct 11 and a second oil duct 12, and an oil outlet oil path and an oil inlet oil path are formed by the first oil duct 11 and the second oil duct 12 to form a circulating oil path with hydraulic equipment. The left half part of the plug 1 is provided with a first oil port 13 and a second oil port 14 which are communicated with one end of the first oil duct 1 and one end of the second oil duct 12 in a one-to-one correspondence manner, and in the actual use process, the first oil port 13 and the second oil port 14 are correspondingly connected with an oil outlet and an oil return port of an ROV hydraulic pump station of the underwater robot. The right half of the plug 1 is provided with a third oil port 15 and a fourth oil port 16 which are communicated with the other ends of the first oil duct 11 and the second oil duct 12 in a one-to-one correspondence manner, one-way valves are installed in the third oil port 15 and the fourth oil port 16, the one-way valves can prevent hydraulic oil in the plug 1 from flowing out to pollute seawater, and can also prevent seawater from flowing into the plug 1 to damage a hydraulic system. The plug seat 2 is designed to be cylindrical, the first annular groove 21 and the second annular groove 22 are arranged on the inner peripheral wall of the plug seat 2 at intervals, after the right half portion of the plug 1 is inserted into the plug seat 2, a first sealed oil cavity 23 and a second sealed oil cavity 24 are correspondingly formed at the first annular groove 21 and the second annular groove 22, the third oil port 15 is located in the first sealed oil cavity 23, the fourth oil port 16 is located in the second sealed oil cavity 24, and the first two-way check valve 4 and the second two-way check valve 5 which are communicated with the first annular groove 21 and the second annular groove 22 in a one-to-one correspondence mode are arranged on the outer peripheral wall of the plug seat 2, so that after the hydraulic oil is pressurized, the third oil port 15, the first sealed oil cavity 23 and the first two-way check valve 4 form a passage, the fourth sealed oil cavity 16, the second sealed oil cavity 24 and the second two-way check valve 5 form a passage, and the hydraulic oil in the plug seat 2 can be prevented from flowing out to pollute seawater and a hydraulic system can be prevented from being damaged by the seawater flowing into the plug seat 2.

The basic operation principle of the embodiment is as follows: when hydraulic equipment needs to provide hydraulic power, the first oil port 13 is assumed to be an oil inlet, the second oil port 14 is an oil return port, and the conduction directions of the check valves installed in the third oil port 15 and the fourth oil port 16 are specified according to the assumption (it can be understood that the first oil port 13 can be set as the oil return port, the second oil port 14 can be set as the oil inlet, and only the conduction direction of the check valve needs to be changed). Firstly, correspondingly connecting an oil inlet and an oil return port of an ROV hydraulic pump station of an underwater robot with a first oil port 13 and a second oil port 14 on a plug 1; then, the first two-way check valve 4 and the second two-way check valve 5 on the plug seat 2 are respectively connected with an oil inlet and an oil return port of hydraulic equipment; then, a manipulator of the underwater robot ROV grasps the handle 3, and the plug 1 is inserted into the plug seat 2 under the action of the guide head 10, so that two closed oil cavities (namely a first sealed oil cavity 23 and a second sealed oil cavity 24) are formed between the plug 1 and the plug seat 2; starting the ROV hydraulic pump station of the underwater robot, so that hydraulic oil pumped out by the ROV hydraulic pump station of the underwater robot can form the following flowing circulation: flows in from the first oil port 13, flows through the first oil passage 11 and switches on the check valve in the third oil port 15 under the pressure of the hydraulic oil, and the hydraulic oil flows into the first sealed oil chamber 23 and flows into the hydraulic equipment through the first two-way check valve 4 on the plug socket 2; the hydraulic oil that flows out among the hydraulic equipment flows into the second sealed oil cavity through the second two-way check valve 5 on the plug seat 2, switches on the check valve in the fourth hydraulic fluid port 16 under the pressure of hydraulic oil, and hydraulic oil flows into in the second oil duct 12, later flows back underwater robot ROV hydraulic power unit through the second hydraulic fluid port 14 on the plug 1, and when the hydraulic equipment action was accomplished the back, closed hydraulic power unit, pulled out plug 1 from plug seat 2 through underwater robot ROV's manipulator. It will be appreciated that when the hydraulic equipment requires reverse action, the hydraulic oil flow cycle is exactly opposite to the hydraulic oil flow direction described above. In the process, due to the one-way valve on the plug 1 and the first and second two- way check valves 4 and 5 on the plug seat 1, the plug 1 and the plug seat 2 are completely closed elements in the plugging and unplugging process, so that the hydraulic oil can be prevented from flowing out, and the seawater can be prevented from flowing in.

On the basis of the above embodiment, in this embodiment, two third oil ports 15 are provided, a first oil outlet check valve 6 is installed in one of the third oil ports 15, and a first oil return check valve 7 is installed in the other third oil port 15; and the number of the fourth oil ports 16 is two, a second oil outlet check valve 8 is installed in one of the fourth oil ports 16, and a second oil return check valve 9 is installed in the other fourth oil port 16. Through the arrangement, when the ROV hydraulic pump station of the underwater robot is connected with the plug 1, it is not required to determine which of the third oil port 15 and the fourth oil port 16 is an oil inlet and which is an oil return port, and the connection can be conducted no matter how, so that the time for confirming when the ROV hydraulic pump station of the robot is connected with the plug 1 is saved.

In addition to the above embodiments, in the present embodiment, the first sealing ring 17, the second sealing ring 18, and the third sealing ring 19 are disposed at intervals between the right half portion of the plug 1 and the plug base 2, the first sealing ring 17, the second sealing ring 18, the right half portion outer peripheral wall of the plug 1, and the inner peripheral wall of the plug base 2 enclose the first sealed oil chamber 23, and the second sealing ring 18, the third sealing ring 19, the right half portion outer peripheral wall of the plug 1, and the inner peripheral wall of the plug base 2 enclose the second sealed oil chamber 24. Two independent sealing oil cavities are formed in a sealing mode of the sealing ring, and the simple sealing effect is better.

On the basis of the above embodiment, in this embodiment, the left end of the left half of the plug 1 is fixedly connected with the connector 111, the rubber sleeve 20 is sleeved on the connector 111, the right end of the handle 3 is provided with the connecting post 31, the connecting post 31 is inserted into the connector 111, and the connector 111, the rubber sleeve 20 and the connecting post 31 are fixed together through the transverse connecting pin 30. With the design of the left half portion of handle 3 for grabbing ring 32, the manipulator of the underwater robot ROV of being convenient for snatchs, grabs and is equipped with between ring 32 and the spliced pole 31 and pushes up dish 33, pushes up dish 33 and is located rubber sleeve 20 left side, and rubber sleeve 20 can play the cushioning effect for plug 1's plug process is more steady smooth and easy.

In the description of the present invention, it is to 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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and simple improvements made in the spirit of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a deep sea ROV is with hot plug hydraulic joint which characterized in that: including plug (1) and plug seat (2), the left end of plug (1) is equipped with handle (3), the inside of plug (1) is equipped with first oil duct (11) and second oil duct (12), the left half of plug (1) is equipped with first hydraulic fluid port (13) and second hydraulic fluid port (14) with first oil duct (11) and second oil duct (12) one-to-one intercommunication, the right half of plug (1) is equipped with third hydraulic fluid port (15) and fourth hydraulic fluid port (16) with first oil duct (11) and second oil duct (12) other end one-to-one intercommunication, install the check valve in third hydraulic fluid port (15) and fourth hydraulic fluid port (16), plug seat (2) is the tube-shape, interval is equipped with first annular (21) and second annular (22) on the internal perisporium of plug seat (2), be equipped with on the periphery wall of plug seat (2) with first annular (21) and second annular (22) one-to-way check valve (4) and first annular (5) and second annular (23) sealed plug seat (23) and first annular (23) sealing oil chamber (15) and second annular (23) after plug seat (23) are located, the fourth oil port (16) is positioned in the second sealed oil cavity (24).

2. The hot-swappable hydraulic joint for deep-sea ROVs of claim 1, wherein: the number of the third oil ports (15) is two, a first oil outlet one-way valve (6) is installed in one of the third oil ports (15), and a first oil return one-way valve (7) is installed in the other third oil port (15); the number of the fourth oil ports (16) is two, a second oil outlet one-way valve (8) is installed in one fourth oil port (16), and a second oil return one-way valve (9) is installed in the other fourth oil port (16).

3. The hot-swap hydraulic joint for the deep-sea ROV according to claim 2, wherein: the interval is equipped with first sealing washer (17), second sealing washer (18) and third sealing washer (19) between right half of plug (1) and plug socket (2), the right half periphery wall of first sealing washer (17), second sealing washer (18), plug (1) and the internal perisporium of plug socket (2) enclose into first sealed oil pocket (23), the right half periphery wall of second sealing washer (18), third sealing washer (19), plug (1) and the internal perisporium of plug socket (2) enclose into second sealed oil pocket (24).

4. The hot-swappable hydraulic joint for deep-sea ROVs of claim 3, wherein: the right end of the plug (1) is provided with a spherical guide head (10).

5. The hot-swappable hydraulic joint for deep-sea ROVs of claim 4, wherein: the left half left end of plug (1) is connected with connector (111) firmly, the cover is equipped with rubber sleeve (20) on connector (111), the right-hand member of handle (3) is equipped with spliced pole (31), spliced pole (31) insert in connector (111), will through connecting pin (30) that cross connector (111), rubber sleeve (20) and spliced pole (31) are together fixed.

6. The hot-swappable hydraulic joint for deep-sea ROVs of claim 5, wherein: the left half part of handle (3) is for grabbing ring (32), grab and be equipped with between ring (32) and spliced pole (31) and take over a business (33), take over a business (33) and be in rubber sleeve (20) left side.

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