CN209262483U

CN209262483U - Underwater single hole Quick hot-plugging connector

Info

Publication number: CN209262483U
Application number: CN201821944002.6U
Authority: CN
Inventors: 熊涛; 刘海军; 叶天源; 张伟林; 李伟; 张高翔
Original assignee: Chongqing Qianwei Technologies Group Co Ltd
Current assignee: Chongqing Qianwei Technologies Group Co Ltd
Priority date: 2018-11-23
Filing date: 2018-11-23
Publication date: 2019-08-16
Anticipated expiration: 2028-11-23

Abstract

The utility model discloses a kind of underwater single hole Quick hot-plugging connectors, including pin end and female connector；It is characterized in that: pin end includes a root cutting pipe and a guiding locking cylinder；One end of intubation has flange, and the other end is inserted terminal；The one end for being oriented to locking cylinder is that end is fixedly mounted, and one section adjacent to fixed installation end is guide section, is linkage section far from one section that end is fixedly mounted；Fixed installation end cap, which connects, is fixed on intubation outside, an annular slot is formed between the lateral surface of the inserted terminal of the medial surface and intubation of guide section, linkage section has internal screw thread；Female connector includes a casing and a connector；One end of casing is socket end, and the other end is assembly side；The lateral surface of casing is equipped with bypass connector；Connector generally string configuration is coaxial to be rotatably connected between the assembly side of casing and one end of connector；The outer surface of connector has a circle bulge loop, and the lateral surface of bulge loop has external screw thread, and connector is equipped with torsion interface.

Description

Underwater single hole Quick hot-plugging connector

Technical field

The utility model belongs to hydraulic joint field, and in particular to a kind of underwater single hole Quick hot-plugging connector.

Background technique

Seabed production (or natural gas) is carried out using subsea production tree is installed at subsea wellheads.On subsea production tree There are many a hydraulic control valves for installation, and the control interface on each hydraulic control valve is to be connected using connector with fluid pressure line It connects.

In the prior art, the technical solution that notification number is CN104315282B discloses a kind of " improved quickly to connect under water Connect the device of several connectors ", " the improved device for quickly connecting several connectors under water " is somebody's turn to do after completing primary docking, Ji Ketong The connection of the multiple hydraulic circuits of Shi Liantong.But it is somebody's turn to do " the improved device for quickly connecting several connectors under water " and still has not Foot place is:

Self structure is complex, and assembly difficulty is big, and manufacturing cost is high, causes valuable product.Also, it is not applicable In the docking of single hole (a) hydraulic circuit, it is such as used for the docking of single hole (a) hydraulic circuit, not only utilization cost is big, must also It will cause biggish waste.

Based on this, applicant considers to design a kind of simple for structure reliable, and cost is lower, is more suitable for underwater single hole (a) liquid Push back the underwater single hole Quick hot-plugging connector that road is docked and connected.

Summary of the invention

In view of the above shortcomings of the prior art, the technical problem to be solved by the utility model is to how to provide a kind of knot Structure is succinctly reliable, and cost is lower, is more suitable for the underwater single hole Quick hot-plugging that underwater single hole (a) hydraulic circuit is docked and connected Connector.

In order to solve the above-mentioned technical problem, the utility model uses the following technical solution:

Underwater single hole Quick hot-plugging connector, including being capable of fixing the pin end and female connector that are docked and connected；Its feature exists In:

The pin end includes a root cutting pipe and a guiding locking cylinder；One end of the intubation has flange, the other end For inserted terminal；The guiding locking cylinder is integrally in straight tubular construction, and one end of the guiding locking cylinder is that end is fixedly mounted, described Being oriented to neighbouring one section that end is fixedly mounted on the axial length of locking cylinder is guide section, and separate one section that end is fixedly mounted is Linkage section；Wherein, the fixed installation end cap, which connects, is fixed on outside the intubation, the medial surface of the guide section and the intubation Inserted terminal lateral surface between be formed with an annular slot, the position far from the guide section on the linkage section medial surface To have internal thread concave architecture；

The female connector includes a casing and a connector；One end of described sleeve pipe is inserted for being inserted into above-mentioned annular The socket end of slot, the other end are assembly sides；Position on the lateral surface of described sleeve pipe far from socket end is equipped with and the socket end The bypass connector of connection, the inside of the socket end are used to dock insertion for the inserted terminal of the intubation；The connector is whole Body is string configuration, is coaxial between the assembly side of described sleeve pipe and one end of the connector and is rotatably connected It connects；The outer surface of the connector has a circle bulge loop, and the lateral surface of the bulge loop has for being connected with above-mentioned internal screw thread The external screw thread connect, the end face on the connector far from described sleeve pipe are equipped with torsion interface.

Compared with the existing technology compared with the underwater single hole Quick hot-plugging connector of the utility model has the advantage, that

1, it is only that single intubation is matched with single casing to be docked and connected, is not only suitable for so hydraulic as single hole (a) Circuit is docked and connected, and also has structure simpler, manufacture difficulty is lower, the lower advantage of price.

2, above-mentioned guiding locking cylinder is not only oriented to the mobile formation of casing, additionally it is possible to so that connector and guiding locking cylinder Screw thread connecting place is located inside guiding locking cylinder, this makes it possible to effectively avoid screw thread connecting place from being directly exposed in seawater, from And screw thread connecting place is effectively avoided to be influenced to may cause stuck situation generation by bottom sediment and various planktonic organisms, really The company of tearing open protected between pin end and female connector is more reliable.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of pin end in the underwater single hole Quick hot-plugging connector of the utility model.

Fig. 2 is the cross-sectional view of pin end in the underwater single hole Quick hot-plugging connector of the utility model.

Fig. 3 is the structural schematic diagram of female connector in the underwater single hole Quick hot-plugging connector of the utility model.

Fig. 4 is the structural schematic diagram of female connector in the underwater single hole Quick hot-plugging connector of the utility model.

Fig. 5 is A-A cross-sectional view in Fig. 4.

Fig. 6 is the cross-sectional view of female connector in the underwater single hole Quick hot-plugging connector of the utility model.

Fig. 7 be the underwater single hole Quick hot-plugging connector of the utility model in pin end docked with female connector before schematic diagram.

Fig. 8 be the underwater single hole Quick hot-plugging connector of the utility model in pin end docked with female connector after schematic diagram.

In the figure, it is marked as

Pin end: 10 intubations: 101 flanges, 102 inserted terminals, 103 socket sections, 104 limited steps；11 guiding locking cylinders: 111 are fixedly mounted end, 112 guide sections, 113 linkage sections, 114 locking steps, 115 guide grooves；12 locking nuts；

Female connector: 20 casings: 201 bypass connectors；21 connectors: 211 bulge loops, 212 torsion interfaces, 213 socket parts, 214 annular spacing grooves；22 limit steel balls, 23 screw plugs, 24 spring bearings；25 ROV operate bucket: 251 suit ends；26 lockings Bolt, 27 plugs；28 Anti-rotary blocks, 29 anti-turning handles；30 protective cases；31 plug.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawing.

When specific implementation: as shown in Figures 1 to 8:

Underwater single hole Quick hot-plugging connector, including being capable of fixing the pin end and female connector that are docked and connected；

The pin end includes a root cutting pipe 10 and a guiding locking cylinder 11；One end of the intubation 10 has flange 101, the other end is inserted terminal 102；The whole guiding locking cylinder 11 is in straight tubular construction, one end of the guiding locking cylinder 11 For end 111 is fixedly mounted, neighbouring one section that end 111 is fixedly mounted is guiding on the axial length of the guiding locking cylinder 11 Section 112 is linkage section 113 far from one section that end 111 is fixedly mounted；Wherein, the fixed installation end 111 is sleeved and fixed described Outside intubation 10, one is formed between the lateral surface of the inserted terminal 102 of the medial surface of the guide section 112 and the intubation 10 Annular slot, the position on 113 medial surface of linkage section far from the guide section 112 are tool internal thread concave architecture；

The female connector includes a casing 20 and a connector 21；One end of described sleeve pipe 20 is above-mentioned for being inserted into The socket end of annular slot, the other end are assembly sides；Position on the lateral surface of described sleeve pipe 20 far from socket end is equipped with and institute State the bypass connector 201 of socket end connection, the inside of the socket end is used for the inserted terminal 102 for the intubation 10 to patching Enter；The connector 21 generally string configuration is between the assembly side of described sleeve pipe 20 and one end of the connector 21 It is coaxial and be rotatably connected；The outer surface of the connector 21 has a circle bulge loop 211, the bulge loop 211 it is outer Side has the external screw thread for being connected with above-mentioned internal screw thread, and the end face far from described sleeve pipe 20 is equipped on the connector 21 Reverse interface 212.

When implementation, it is horn-like for being preferably directed the end of the linkage section 113 in locking cylinder 11.So, horn-like Guiding is inserted into and is realized in the alignment of casing 20 that end is easier to female connector, thus more conducively quick right between realization pin and box sub It connects connected.

Wherein, the lateral surface of the intubation 10 is by successively smooth with one section on inserted terminal 102 to the direction of flange 101 It is socketed the limited step 104 of section 103 and an outer gibbosity；

The medial surface entirety convex at the fixed installation end 111 of the guiding locking cylinder 11 and in the neighbouring guide section 112 Place is formed with a locking step 114；The fixed installation end 111 of the guiding locking cylinder 11 is socketed in the set of above-mentioned intubation 10 It connects in section 103 and is abutted with the limited step 104 and is connected；

The pin end further includes locking nut 12, in axial length on the lateral surface of the inserted terminal 102 of the intubation 10 Side is that locking is threadedly coupled section 113 upwardly adjacent to the part of the socket section 103, and the locking nut 12 is connected through a screw thread It is threadedly coupled in section 113 in the locking, and the end face of the locking nut 12 pushes against the locking step 114.

Using the above public access header structure, i.e., so that more convenient in assembly between the tight cylinder 11 of guide lock and intubation 10 can It leans on, specific assembling process is: firstly, 111 sets of the fixed installation end of locking cylinder 11 will be oriented in the socket section 103 of intubation 10； Then, locking nut 12 is threaded io above-mentioned locking to be threadedly coupled in section 113, and the end face of locking nut 12 is supported The tight locking step 114, to fast implement locking of the guiding locking cylinder 11 in intubation 10.

In addition, the assembling structure of above-mentioned guiding locking cylinder 11 and intubation 10, is equally because locking nut 12 is located at guiding Inside locking cylinder 11, it can be avoided the exposed of threaded connection place in this way and stuck situation caused to occur.

Wherein, the guide groove 115 of strip, the length of the guide groove 115 are provided in the guiding locking cylinder 11 It is consistent with the guiding axial length of locking cylinder 11 to spend direction；Far from the guiding locking cylinder 11 in the guide groove 115 Fixed installation end 111 one end be constitute entrance open end；

Evagination setting enters for the open end through the guide groove 115 on the lateral surface of the casing 20 of the female connector And along the guide protrusions of guide groove length direction sliding.

The structure that above-mentioned guide groove 115 is matched with guide protrusions, can play in circumferencial direction upper limit and axial direction Guiding effect, more preferably ensure be intubated 10 and casing 20 between accurately dock.

At the same time, because of limit of the guide groove 115 to guide protrusions, so that interface 212 is reversed in twist process, Casing 20 does not rotate with, only connector 21 rotation and by with guiding locking cylinder 11 on be threadedly engaged push casing 20 with Docking and locking are more quickly finished between intubation 10.

Wherein, the opening of the open end of the guide groove 115 is gradually expanded from inside to outside.

So, the open end of above-mentioned guide groove 115 be more conducive to guide protrusions more quickly with smoothly enter, mention The efficiency of high docking operation.

Wherein, a bypass pipe is fixedly mounted in the lateral surface of the casing 20 on the female connector, and the bypass pipe constitutes institute State bypass connector 201 and the guide protrusions.

When implementation, preferably bypass pipe is the Straight structure perpendicular to casing 20.It is preferred that bypass pipe is welding nozzle.This Sample can ensure that the connection between bypass pipe and other delivery pipes is the most solid and reliable.

The structure for constituting bypass connector 201 and guide protrusions simultaneously using above-mentioned bypass pipe, enables to female connector Structure it is more succinct, it is compact with it is reasonable.

Wherein, common indent between the lateral surface of the end of the medial surface and described sleeve pipe 20 of the end of the connector 21 And be formed with an annular cavity type, the annular cavity type is provided with multiple limit steel balls 22, the end of the connector 21 it is outer Side is equipped with the aperture for entering annular cavity type connection for the limit steel ball 22, and the tapping is provided with screw plug 23。

When implementation, the end face inside connector 21 is located at preferably on casing 20 and passes through spring bearing 24(thrust bearing) with Inner face is connected on corresponding connector 21.

It can be turned between the connector 21 formed and casing 20 by the above annular cavity type, limit steel ball and screw plug 23 The advantages of moving connected structure, having structure simple, be easily assembled is (first corresponding on casing 20 by connector 21 when assembly Position socket-connects；Then, limit steel ball 22 is packed into aperture；Finally, screw thread plug 23).

Wherein, the female connector further includes ROV operation bucket 25, and the whole structure cylindrical in shape of the ROV operation bucket 25 is described One end that ROV operates bucket 25 is suit end 251, and the other end is that ROV grasps functional port, and the ROV behaviour functional port is used for the machine for ROV Tool hand enters and reverses the torsion interface 212 on connector 21；

The part for being located at the bulge loop 211 on the lateral surface of the connector 21 and reversing between interface 212 is socket part 213, the surface of the socket part 213 is equipped with a circle annular spacing groove 214, and the suit end 251 is sleeved on the socket part 213 On, and tangential direction of the inside at the suit end 251 along the socket part 213 is provided through installation blind hole, the peace It is filled out in dress blind hole equipped with locking latch 26, the locking latch 26 is inserted into the annular spacing groove 214, and blind hole is used in the installation Open end through the suit end 251 side wall and be threadably secured and be connected with plug 27.

When implementation, the torsion interface 212 can be bolt capitiform or inner-angle screw hole.

When implementation, the preferably described installation is three be uniformly arranged on the circumferencial direction of ROV operation bucket 25 with blind hole It is a.It can ensure to be rotatably connected between ROV operation bucket 25 and connector 21 by three locking latchs 26 so reliable Property.

The setting of above-mentioned ROV operation bucket 25, is convenient for ROV(underwater robot) it grips and twist operation, thus more It installs and uses suitable for deep water.At the same time, using above-mentioned locking latch 26 come so that between connector 21 and ROV operation bucket 25 The rotatable position limiting structure formed has the advantages that more structurally sound, effectively promotes connector 21 and ROV and operates and connects between bucket 25 Reliability.

Wherein, the female connector further includes anti-rotation structure, and the anti-rotation structure includes Anti-rotary block 28 and anti-turning handle 29；

The Anti-rotary block 28 generally strip block structure, the length direction of the Anti-rotary block 28 and the connector 21 Axial direction it is parallel；One end of the Anti-rotary block 28 is fixedly linked with ROV operation bucket 25, and the other end is close to the female connector Casing 20 lateral surface and there is U-shaped fork；

The anti-turning handle 29 generally column construction, and one end of the anti-turning handle 29 is fixed on the casing of the female connector 20 lateral surface, the other end of the anti-turning handle 29 are inserted into the U-shaped fork.

When implementation, on the circumferencial direction of female connector, anti-rotation structure is arranged position and coincides with bypass connector 201.This As soon as sample does not have to be reserved for the groove that anti-rotation structure passes through in the tight cylinder 11 of guide lock, so that female connector and guiding locking cylinder 11 Structure more simplify.

After above-mentioned anti-rotation structure is set, interface 212 can reversed when reversing and rotating with follower link 21, it is ensured that ROV operation bucket 25 is not rotated with casing 20, thus the more quick operation for smoothly completing grafting or extraction.

Wherein, the lateral surface of the inserted terminal 102 of the intubation 10 is the multi-stage stairs face that overall diameter becomes smaller step by step, the mother The socket end of casing 20 on connector is the step face that the shapes and sizes in the multi-stage stairs face match.

When implementation, the recess of the casing 20 on the female connector is provided with annular groove, fills out in the annular groove equipped with o Shape sealing ring.

After being in contact using the type face that above-mentioned multi-stage stairs face matches, sealing performance can be obviously improved.

Wherein, the surface of described sleeve pipe 20 is cased with a protective case 30, and leads at the port of the socket end of described sleeve pipe 20 It crosses to be screwed and is connected with one and plugs 31 for limit the protective case 30.

Above-mentioned protective case 30 and the setting for plugging 31 are easy to the quick-replaceable after surface scratching and lasting protective case 30 are managed 20 ontologies, the Reusability for enabling casing 20 more reliable and lasting reduce use cost.

Above-mentioned underwater single hole Quick hot-plugging connector has the advantage, that

1, it is only that single intubation 10 is matched with single casing 20 to be docked and connected, is not only suitable for being used as single hole (a) in this way Hydraulic circuit is docked and connected, and also has structure simpler, manufacture difficulty is lower, the lower advantage of price.

2, above-mentioned guiding locking cylinder 11 is not only oriented to the mobile formation of casing 20, additionally it is possible to so that connector 21 and guiding 11 screw thread connecting place of locking cylinder is located inside guiding locking cylinder 11, and this makes it possible to effectively avoid screw thread connecting place from being directly exposed to In seawater, so that screw thread connecting place effectively be avoided to be influenced to may cause stuck feelings by bottom sediment and various planktonic organisms Shape occurs, it is ensured that the company of tearing open between pin end and female connector is more reliable.

The above is only the utility model preferred embodiments, it is noted that not taking off for those skilled in the art Under the premise of from the technical program, the technical solution for the several modifications and improvements made should equally be contemplated as falling within the claims Claimed range.

Claims

1. underwater single hole Quick hot-plugging connector, including being capable of fixing the pin end and female connector that are docked and connected；It is characterized by:

The pin end includes a root cutting pipe and a guiding locking cylinder；One end of the intubation has flange, and the other end is slotting Connect end；The guiding locking cylinder is integrally in straight tubular construction, and one end of the guiding locking cylinder is that end, the guiding is fixedly mounted Neighbouring one section that end is fixedly mounted is guide section on the axial length of locking cylinder, is connection far from one section that end is fixedly mounted Section；Wherein, the fixed installation end cap, which connects, is fixed on outside the intubation, and the medial surface of the guide section is inserted with the intubation It connects and is formed with an annular slot between the lateral surface at end, the position far from the guide section is tool on the linkage section medial surface Internal thread concave architecture；

The female connector includes a casing and a connector；One end of described sleeve pipe is for being inserted into above-mentioned annular slot Socket end, the other end are assembly sides；Position on the lateral surface of described sleeve pipe far from socket end is equipped with to be connected to the socket end Bypass connector, the inside of the socket end is used to dock insertion for the inserted terminal of the intubation；The connector is generally String configuration is coaxial between the assembly side of described sleeve pipe and one end of the connector and is rotatably connected；Institute The outer surface for stating connector has a circle bulge loop, and the lateral surface of the bulge loop has outer for what is be connected with above-mentioned internal screw thread Screw thread, the end face on the connector far from described sleeve pipe are equipped with torsion interface.

2. underwater single hole Quick hot-plugging connector according to claim 1, it is characterised in that: the lateral surface of the intubation by Successively with the limited step of one section of smooth socket section and an outer gibbosity on inserted terminal to the direction of flange；

The medial surface entirety convex at the fixed installation end of the guiding locking cylinder is simultaneously formed with one at the neighbouring guide section Step is used in locking；It is described guiding locking cylinder fixed installation end be socketed in the socket section of above-mentioned intubation and with the limited step It abuts and is connected；

The pin end further includes locking nut, in axial length side upwardly adjacent to institute on the lateral surface of the inserted terminal of the intubation It states the part of socket section and is threadedly coupled section for locking, the locking nut is threadedly attached in the locking and is threadedly coupled Duan Shang, and the end face of the locking nut pushes against the locking and uses step.

3. underwater single hole Quick hot-plugging connector according to claim 2, it is characterised in that: set in the guiding locking cylinder It is equipped with the guide groove of strip, the length direction of the guide groove is consistent with the guiding axial length of locking cylinder；Institute The one end for stating the fixed installation end far from the guiding locking cylinder in guide groove is the open end for constituting entrance；

Evagination setting enters for the open end through the guide groove and leads along this on the lateral surface of the casing of the female connector The guide protrusions slided to slot length direction.

4. underwater single hole Quick hot-plugging connector according to claim 3, it is characterised in that: the opening of the guide groove The opening at end is gradually expanded from inside to outside.

5. underwater single hole Quick hot-plugging connector according to claim 4, it is characterised in that: the casing on the female connector Lateral surface a bypass pipe is fixedly mounted, the bypass pipe constitutes the bypass connector and the guide protrusions.

6. underwater single hole Quick hot-plugging connector according to any one of claim 1 to 5, it is characterised in that: the company Common indent and an annular cavity type, institute are formed between the lateral surface of the end of the medial surface and described sleeve pipe of the end of fitting It states annular cavity type and is provided with multiple limit steel balls, the lateral surface of the end of the connector, which is equipped with, enters institute for the limit steel ball The aperture of annular cavity type connection is stated, and the tapping is provided with screw plug.

7. underwater single hole Quick hot-plugging connector according to claim 6, it is characterised in that: the female connector further includes ROV operates bucket, and integrally structure cylindrical in shape, one end of the ROV operation bucket are suit end, other end ROV to the ROV operation bucket Functional port is grasped, the ROV behaviour functional port is used to enter for the manipulator of ROV and reverses the torsion interface on connector；

The part for being located at the bulge loop on the lateral surface of the connector and reversing between interface is socket part, the socket part Surface is equipped with a circle annular spacing groove, and the suit end cap is on the socket part, and the inside at the suit end is along described The tangential direction of socket part is provided through installation blind hole, fills out in installation blind hole equipped with locking latch, the locking Bolt is inserted into the annular spacing groove, and the open end of the installation blind hole is through the side wall for being set with end and solid by screw thread Surely it is connected with plug.

8. underwater single hole Quick hot-plugging connector according to claim 7, it is characterised in that: the female connector further includes preventing Rotation structure, the anti-rotation structure include Anti-rotary block and anti-turning handle；

The Anti-rotary block generally strip block structure, the length direction of the Anti-rotary block are equal with the axial direction of the connector Row；One end of the Anti-rotary block is fixedly linked with ROV operation bucket, lateral surface of the other end close to the casing of the female connector And there is a U-shaped fork；

The anti-turning handle generally column construction, and one end of the anti-turning handle is fixed on the outside of the casing of the female connector Face, the other end of the anti-turning handle are inserted into the U-shaped fork.

9. underwater single hole Quick hot-plugging connector according to claim 8, it is characterised in that: the inserted terminal of the intubation Lateral surface is the multi-stage stairs face that overall diameter becomes smaller step by step, and the socket end of the casing on the female connector is the multi-stage stairs face The step face that matches of shapes and sizes.

10. underwater single hole Quick hot-plugging connector according to claim 9, it is characterised in that: the surface of described sleeve pipe covers There is a protective case, and is threadably secured at the port of the socket end of described sleeve pipe and is connected with one for limiting the protection Set plugs.