CN115370850B

CN115370850B - Hydraulic pipeline joint of offshore wind power equipment

Info

Publication number: CN115370850B
Application number: CN202211322000.4A
Authority: CN
Inventors: 蔡玮; 张昀轩; 张宇阳
Original assignee: Huadian Fujian Wind Power Co ltd
Current assignee: Huadian Fujian Wind Power Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-03-24
Anticipated expiration: 2042-10-27
Also published as: CN115370850A

Abstract

The invention discloses a hydraulic pipeline joint of offshore wind power equipment, which comprises a first connecting unit, wherein the first connecting unit comprises a first joint, an annular groove is formed in the periphery of one end of the first joint, an annular piece is sleeved outside the annular groove, an annular groove is formed in the inner side of the annular piece, two inserting grooves are symmetrically formed outside the annular piece, and the inserting grooves are communicated with the annular groove; the second connecting unit comprises a second connector detachably connected with the first connector, a second channel is arranged on the second connector, one end of the second connector is connected with an annular insert cylinder, two insert blocks are symmetrically arranged at the end part of the second connector, and a limiting groove is formed in one side surface, close to the center of the second connector, of each insert block.

Description

Hydraulic pipeline joint of offshore wind power equipment

Technical Field

The invention relates to the field of wind power hydraulic pipelines, in particular to a hydraulic pipeline joint of offshore wind power equipment.

Background

In the installation and maintenance operation of offshore wind generating set equipment, special hydraulic tools can be used, and the special hydraulic tools comprise a hydraulic flange separator, a hydraulic nut breaker, a hydraulic puller, a hydraulic oil pipe and the like, wherein a hydraulic tool joint is an important part of the hydraulic tool; at the installation and maintenance operation site of the existing wind generating set equipment, two hydraulic oil pipes are connected by adopting two threaded joints or flange joints, operators need to ship strictly according to the difference of joint modes, the work errors during the dispatching easily result in the delay of the site work, the offshore wind power is large, and the workers construct and connect the pipelines under the severe environment for a long time and have potential safety hazards.

Disclosure of Invention

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract and the title of the invention of this application some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made keeping in mind the above problems and/or problems occurring in the prior art.

Therefore, the technical problem to be solved by the invention is that two threaded joints or flange joints are adopted for connection in the prior art, and the connection mode is complicated, time-consuming and labor-consuming.

In order to solve the technical problems, the invention provides the following technical scheme: the hydraulic pipeline joint of the offshore wind power equipment comprises a first connecting unit and a second connecting unit, wherein the first connecting unit comprises a first joint, the first joint is provided with a first channel, the periphery of one end of the first joint is provided with an annular groove, the annular groove is sleeved with an annular piece, the periphery of the annular groove is symmetrically provided with two C-shaped bosses, a gap K is formed between the end parts of the two C-shaped bosses, the inner side of the annular piece is provided with an annular groove, the C-shaped bosses are embedded into the annular groove, the outer side of the annular piece is symmetrically provided with two slots, and the slots are communicated with the annular groove;

the second connecting unit comprises a second joint detachably connected with the first joint, a second channel is arranged on the second joint, one end of the second joint is connected with an annular inserting cylinder, two inserting blocks are symmetrically arranged at the end part of the second joint, and a limiting groove is formed in one side face, close to the center of the second joint, of each inserting block.

As a preferable scheme of the hydraulic pipeline joint of the offshore wind power equipment, the hydraulic pipeline joint comprises the following components: an arc-shaped groove is formed in one end face, away from the second joint, of the annular piece, the arc central angle of the arc-shaped groove is 80-100 degrees, an insertion hole is formed in one face, in contact with the arc-shaped groove, of the annular groove, a first spring is fixedly arranged at the bottom of the insertion hole, and a plug pin is fixedly connected with the first spring;

and one end of the arc-shaped groove, which is far away from the slot, is provided with a limiting hole.

As a preferable scheme of the hydraulic pipeline joint of the offshore wind power equipment, the hydraulic pipeline joint comprises the following components: first joint periphery cover is equipped with the sleeve, the loop forming element periphery is provided with the arch, the sleeve inboard is provided with the helicla flute, protruding embedding in the helicla flute, the number of turns of helicla flute is unanimous with the arc number of turns of arc wall.

As a preferable scheme of the hydraulic pipeline joint of the offshore wind power equipment, the hydraulic pipeline joint comprises the following components: the first joint periphery is provided with the guide way along the axial, the sleeve inboard is provided with the guide block, the guide block embedding in the guide way.

As a preferable scheme of the hydraulic pipeline joint of the offshore wind power equipment, the hydraulic pipeline joint comprises the following components: and a second spring is arranged between one end of the guide groove close to the annular piece and the guide block.

As a preferable scheme of the hydraulic pipeline joint of the offshore wind power equipment, the hydraulic pipeline joint comprises the following components: the connector comprises a first connector and a second connector, wherein an L-shaped channel is arranged in the first connector, one section of the L-shaped channel extends along the axial direction of the first connector and is communicated with a jack, the other section of the L-shaped channel penetrates through the outside of the first connector, an L-shaped rod is arranged in the L-shaped channel, one end of the L-shaped rod is connected with a bolt, and the other end of the L-shaped rod extends out of the L-shaped channel.

As a preferable scheme of the hydraulic pipeline joint of the offshore wind power equipment, the hydraulic pipeline joint comprises the following components: the axial length of the insertion block is consistent with that of the slot.

As a preferable scheme of the hydraulic pipeline joint of the offshore wind power equipment, the hydraulic pipeline joint comprises the following components: the axial width of the C-shaped boss is consistent with that of the limiting groove.

As a preferable scheme of the hydraulic pipeline joint of the offshore wind power equipment, the hydraulic pipeline joint comprises the following components: the width of the insertion block is consistent with that of the slot.

As a preferable scheme of the hydraulic pipeline joint of the offshore wind power equipment, the hydraulic pipeline joint comprises the following components: before the first joint and the second joint are connected, the sleeve is located at a position far away from the annular piece, the protrusion is located at one end of the spiral groove, and the slot and the gap K are overlapped at the circumferential position.

The invention has the beneficial effects that: the joint provided by the device is a joint which does not need tools, can realize rapid assembly and disassembly of pipelines, has the advantages of high efficiency and convenience, can enable the current two sections of oil pipes to establish rapid connection, reduces the operation cost and simultaneously improves the working efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor. Wherein:

fig. 1 is a schematic diagram of an explosive structure of a hydraulic pipeline joint of an offshore wind power plant according to an embodiment of the invention;

FIG. 2 is a schematic structural diagram of a ring member in a hydraulic pipe joint of an offshore wind power plant according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of another angle of a ring member in a hydraulic pipe joint of an offshore wind power plant according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional structure view of a first connection unit in a hydraulic pipe joint of an offshore wind power plant according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of the hydraulic pipe joint of the offshore wind power plant at A in FIG. 4 according to an embodiment of the present invention;

fig. 6 is a schematic view of a first connection unit and a second connection unit of a hydraulic pipe joint of an offshore wind power plant according to an embodiment of the present invention;

fig. 7 is a schematic diagram of a hydraulic pipe joint of an offshore wind power plant according to an embodiment of the present invention when a first connection unit and a second connection unit are connected.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration when describing the embodiments of the present invention, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1, the embodiment provides a hydraulic pipeline joint of offshore wind power equipment, which includes a first connection unit 100 and a second connection unit 200, wherein the first connection unit 100 and the second connection unit 200 are respectively connected with two sections of pipelines, and when the first connection unit 100 and the second connection unit 200 are connected, the two sections of pipelines can be communicated.

Specifically, the first connection unit 100 includes a first joint 101, the first joint 101 is a solid of revolution, the first joint 101 is provided with a first passage 101a, an annular groove 101b is formed in the periphery of one end of the first joint 101, a boss is formed by the annular groove 101b, the diameter of the annular groove 101b is smaller than that of the first joint 101, an annular member 102 is sleeved outside the annular groove 101b, and the annular member 102 can rotate outside the annular groove 101 b.

The annular groove 101b is symmetrically provided with two C-shaped bosses 101c on the periphery, the outer diameter of the C-shaped boss 101C is larger than that of the annular groove 101b, a gap K is formed between the end parts of the two C-shaped bosses 101C, the annular groove 102a is formed in the inner side of the annular piece 102, and the C-shaped boss 101C is embedded into the annular groove 102a, so that the annular piece 102 can rotate and cannot deflect in the axial direction by the C-shaped bosses 101C.

Furthermore, two slots 102b are symmetrically arranged outside the ring-shaped member 102, the slots 102b communicate with the annular groove 102a, wherein the slots 102b extend from the end surface along the axial direction of the ring-shaped member 102.

Further, the second connection unit 200 includes a second joint 201 detachably connected to the first joint 101, the second joint 201 is also a rotational body, the second joint 201 is provided with a second channel 201a, one end of the second joint 201 is connected to an annular insertion tube 201b, an outer diameter of the annular insertion tube 201b is smaller than an outer diameter of the second joint 201, and when the first joint 101 is connected to the second joint 201, the annular insertion tube 201b can be inserted into the first channel 101 a.

Two insertion blocks 201c are symmetrically arranged at the end part of the second joint 201, and a limit groove 201d is arranged on one side surface of the insertion block 201c close to the center of the second joint 201. Therefore, when the connectors are connected, the insertion block 201C can be inserted into the insertion groove 102b, the insertion block 201C is located in the gap K, the annular insertion barrel 201b is inserted into the first channel 101a at the moment, and then the second connector 201 is operated to deflect, so that the C-shaped boss 101C is inserted into the limiting groove 201d, and the axial deviation of the second connector 201 is limited, and then the connection can be completed.

Example 2

Referring to fig. 1 to 7, a second embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that:

an arc-shaped groove 102c is formed in one end face, away from the second joint 201, of the ring-shaped member 102, the arc-shaped groove 102c extends with the center of the ring-shaped member 102 as the center of circle, the arc-shaped central angle of the arc-shaped groove 102c ranges from 80 degrees to 100 degrees, the central angle of the arc-shaped groove is 90 degrees in the embodiment, a jack 101d is arranged on one face, contacting with the arc-shaped groove 102c, of the annular groove 101b, a first spring 103 is fixedly arranged at the bottom of the jack 101d, and a plug pin 104 is fixedly connected to the first spring 103.

It should be noted that one end of the arc-shaped groove 102C is consistent with the slot 102b in the circumferential position of the ring-shaped member 102, and the other end of the arc-shaped groove 102C is consistent with the middle position of the C-shaped boss 101C in the circumferential position of the ring-shaped member 102; before the connection, the bolt 104 is located in the arc-shaped groove 102c under the action of the first spring 103, the axis of the bolt 104 penetrates through the slot 102b and the gap K, and the end, far away from the slot 102b, of the arc-shaped groove 102c is provided with the limiting hole 102d, namely when the ring-shaped element 102 rotates 90 degrees, the bolt 104 moves from one end of the arc-shaped groove 102c to the end with the limiting hole 102d, pops out and is embedded into the limiting hole 102d under the action of the spring, limits the position of the ring-shaped element 102, and further limits the second connector 201.

Further, the outer periphery of the first joint 101 is sleeved with a sleeve 105, the sleeve 105 is sleeved outside the first joint 101 and can move along the axial direction, the outer periphery of the ring-shaped member 102 is provided with a protrusion 102e, the inner side of the sleeve 105 is provided with a spiral groove 105a, the protrusion 102e is embedded into the spiral groove 105a, the number of turns of the spiral groove 105a is consistent with the number of turns of the arc-shaped groove 102c, namely the number of turns of the spiral groove 105a is 0.25 turn in the embodiment, the arc-shaped groove 102c is also a 0.25 turn ring, the outer periphery of the first joint 101 is provided with a guide groove 101e along the axial direction, the inner side of the sleeve 105 is provided with a guide block 105b, and the guide block 105b is embedded into the guide groove 101 e. The second spring 106 is arranged between one end of the guide groove 101e close to the ring-shaped member 102 and the guide block 105b, so that in an initial state, due to the tension of the second spring 106, the sleeve 105 is located at a position far away from the second joint 201, the protrusion 102e is arranged at one end of the spiral groove 105a close to the second joint 201, when the insertion block 201C can be inserted into the insertion groove 102b, the second joint 201 is operated to deflect, the C-shaped boss 101C is inserted into the limiting groove 201d, during the rotation of the ring-shaped member 102, due to the matching of the spiral groove 105a and the protrusion 102e, the sleeve 105 is axially deflected and covers the ring-shaped member 102 until the ring-shaped member 102 rotates 90 degrees, the bolt 104 moves from one end of the arc-shaped groove 102C to one end with the limiting hole 102d, and is ejected into the limiting hole 102d under the action of the spring to limit the position of the ring-shaped member 102, and at the same time, the ring-shaped member 102 is entirely located in the sleeve 105, so that the ring-shaped member 102 can avoid the second joint 201 from excessively deflecting.

Preferably, an L-shaped channel 101f is provided in the first joint 101, one section of the L-shaped channel 101f extends along the axial direction of the first joint 101 and is communicated with the insertion hole 101d, the other section of the L-shaped channel 101f penetrates outside the first joint 101, an L-shaped rod 107 is provided in the L-shaped channel 101f, one end of the L-shaped rod 107 is connected with the plug pin 104, and the other end of the L-shaped rod 107 extends out of the L-shaped channel 101f, that is, the movement of the plug pin 104 can be controlled by the L-shaped rod 107, and when the joint needs to be separated, that is, the plug pin 104 is inserted into the limiting hole 102d, the L-shaped rod 107 is operated from the outside and pulled to be separated from the limiting hole 102d against the elastic force of the first spring 103, at this time, the circumferential deflection of the ring member 102 is not limited, and under the action of the second spring 106, the sleeve 105 and the spiral groove 105a, the sleeve 105 is away from the second joint 201, and simultaneously drives the ring member 102 to deflect, thereby driving the second joint to deflect the insertion block 201c to be pulled out and deflected into the gap 201K.

Preferably, an annular ring can be disposed outside the first joint 101 to cover the L-shaped rod 107, so as to prevent misoperation, and when the first joint needs to be separated, the annular ring is removed, which is not shown in the figure and is a conventional means.

It should be noted that, in order to facilitate the connection and disconnection of the first connector 101 and the second connector 201, the axial length of the insertion block 201C is consistent with the axial length of the slot 102b, the axial width of the C-shaped projection 101C is consistent with the axial width of the limiting slot 201d, and the width of the insertion block 201C is consistent with the width of the slot 102 b. Before the first joint 101 and the second joint 201 are connected, the sleeve 105 is located at a position far away from the annular member 102, the protrusion 102e is located at one end of the spiral groove 105a, and the slot 102b is overlapped with the gap K at a circumferential position.

In this embodiment, the insertion block 201C can be inserted into the insertion groove 102b, the insertion block 201C is located in the gap K, the annular insertion cylinder 201b is inserted into the first channel 101a, then the second joint 201 is operated to deflect, the C-shaped boss 101C is inserted into the limiting groove 201d, the axial deviation of the second joint 201 is limited, and then the connection can be completed, and at this time, the annular member 102 is located in the sleeve 105 as a whole; when the joint needs to be separated, namely when the plug pin 104 is embedded into the limiting hole 102d, the L-shaped rod 107 is operated from the outside and pulled to overcome the elastic force of the first spring 103 to be separated from the limiting hole 102d, at this time, the circumferential deflection of the ring-shaped member 102 is not limited, so under the action of the second spring 106, the sleeve 105 and the spiral groove 105a, the sleeve 105 is far away from the second joint 201, and simultaneously, the ring-shaped member 102 is driven to deflect, so that the second joint 201 is driven to deflect, and the plug block 201c is deflected into the gap K to be pulled out.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.

Claims

1. The utility model provides a hydraulic pressure pipeline of offshore wind power equipment connects which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the first connecting unit (100) comprises a first connector (101), wherein a first channel (101 a) is arranged on the first connector (101), an annular groove (101 b) is formed in the periphery of one end of the first connector (101), a ring-shaped piece (102) is sleeved outside the annular groove (101 b), two C-shaped bosses (101C) are symmetrically arranged on the periphery of the annular groove (101 b), a gap (K) is formed between the end parts of the two C-shaped bosses (101C), an annular groove (102 a) is formed in the inner side of the ring-shaped piece (102), the C-shaped bosses (101C) are embedded into the annular groove (102 a), two inserting grooves (102 b) are symmetrically formed in the outer side of the ring-shaped piece (102), and the inserting grooves (102 b) are communicated with the annular groove (102 a);

the second connecting unit (200) comprises a second connector (201) detachably connected with the first connector (101), the second connector (201) is provided with a second channel (201 a), one end of the second connector (201) is connected with an annular inserting cylinder (201 b), two inserting blocks (201 c) are symmetrically arranged at the end part of the second connector (201), and one side surface, close to the center of the second connector (201), of each inserting block (201 c) is provided with a limiting groove (201 d);

an arc-shaped groove (102 c) is formed in one end face, away from the second joint (201), of the ring-shaped piece (102), the arc-shaped central angle of the arc-shaped groove (102 c) is 80-100 degrees, a jack (101 d) is formed in one face, contacting with the arc-shaped groove (102 c), of the annular groove (101 b), a first spring (103) is fixedly arranged at the bottom of the jack (101 d), and a bolt (104) is fixedly connected to the first spring (103);

one end of the arc-shaped groove (102 c) far away from the slot (102 b) is provided with a limiting hole (102 d);

a sleeve (105) is sleeved on the periphery of the first joint (101), a protrusion (102 e) is arranged on the periphery of the ring-shaped piece (102), a spiral groove (105 a) is arranged on the inner side of the sleeve (105), the protrusion (102 e) is embedded into the spiral groove (105 a), and the number of turns of the spiral groove (105 a) is consistent with the number of turns of an arc-shaped groove (102 c);

the outer periphery of the first connector (101) is provided with a guide groove (101 e) along the axial direction, the inner side of the sleeve (105) is provided with a guide block (105 b), and the guide block (105 b) is embedded into the guide groove (101 e).

2. Hydraulic pipe joint for offshore wind energy plants according to claim 1, characterized in that: and a second spring (106) is arranged between one end of the guide groove (101 e) close to the annular piece (102) and the guide block (105 b).

3. Hydraulic pipe joint for offshore wind energy plants according to claim 2, characterized in that: be provided with L shape passageway (101 f) in first joint (101), L shape passageway (101 f) one section along first joint (101) axial extension and with jack (101 d) intercommunication, another section of L shape passageway (101 f) runs through to first joint (101) outside, be provided with L shape pole (107) in L shape passageway (101 f), L shape pole (107) one end is connected with bolt (104), and L shape passageway (101 f) is stretched out to the other end.

4. Hydraulic pipe joint for offshore wind energy plants according to claim 3, characterized in that: the axial length of the insert block (201 c) is consistent with the axial length of the slot (102 b).

5. Hydraulic pipe joint for offshore wind energy plants according to claim 4, characterized in that: the axial width of the C-shaped boss (101C) is consistent with that of the limiting groove (201 d).

6. Hydraulic pipe joint for offshore wind energy plants according to claim 5, characterized in that: the width of the insertion block (201 c) is consistent with that of the slot (102 b).

7. Hydraulic pipe joint for offshore wind energy plants according to claim 6, characterized in that: before the first joint (101) and the second joint (201) are connected, the sleeve (105) is located at a position far away from the annular piece (102), the protrusion (102 e) is located at one end of the spiral groove (105 a), and the insertion groove (102 b) is overlapped with the gap (K) in the circumferential direction.