CN113466942A

CN113466942A - Card

Info

Publication number: CN113466942A
Application number: CN202110912795.3A
Authority: CN
Inventors: 张占辉; 隋克欣; 张伟峰; 崔艳军; 王金强; 刘长辉
Original assignee: China Oilfield Services Ltd
Current assignee: China Oilfield Services Ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2021-10-01

Abstract

The invention belongs to the technical field of marine seismic exploration equipment and discloses a clamp. This checkpost is used for connecting first basis and second basis, includes: the first main part, with the second main part that first main part can dismantle the butt joint, first main part and second main part butt joint are formed with the space that is used for holding and fixed second basis to and be used for dismantling the connecting piece of being connected with first main part, wherein, connecting piece and first basis fixed connection. The clamp can stably and effectively connect the big head of the seismic cable with the seismic source array floating body.

Description

Card

Technical Field

The invention belongs to the technical field of marine seismic exploration equipment, and particularly relates to a clamp.

Background

In the marine seismic exploration operation, a big head of a seismic source seismic cable is used as a seismic source seismic cable underwater terminal connecting device, one end of the big head of the seismic cable is connected with the seismic source array floating body, and the other end of the big head of the seismic cable is connected with the submarine equipment. Wherein, the big head of the seismic cable is fixedly connected with the seismic source array floating body through a clip.

In the prior art, holes are usually punched in a stainless steel plate of the seismic array floating body, and the holes are more in number and are used for being stably fixed with clips through bolts. However, the mode not only destroys the stainless steel plate of the seismic source array floating body, thereby reducing the strength of the seismic source array floating body, but also increases the difficulty of dismounting due to too many bolts caused by more holes. In addition, when the clip in the prior art is fixedly connected with the seismic source array floating body, the included angle between the clip and the seismic source array floating body is single, and the included angle is not changeable, so that the included angle between the large head of the seismic cable and the seismic source array floating body cannot be adjusted according to specific conditions. In addition, because the structural strength of the clamp in the prior art is not enough, the clamp is easy to crack after being used for a period of time, and the clamp cannot stably and effectively connect the big head of the cannon cable with the seismic source array floating body.

Disclosure of Invention

In order to enable the big head of the seismic cable to be stably and effectively connected with the seismic source array floating body, the invention provides the clip.

A clip according to the present invention, for connecting a first base and a second base, comprises: the first main part, with the second main part that first main part can dismantle the butt joint, first main part and second main part butt joint are formed with the space that is used for holding and fixed second basis to and be used for dismantling the connecting piece of being connected with first main part, wherein, connecting piece and first basis integrated into one piece, or connecting piece and first basis welded fastening.

Further, the second body includes a second mating half ring, the first body includes a first mating half ring that is mated with the second mating half ring, and at least two fixing plates that are oppositely disposed and formed on an outer circumferential wall of the first mating half ring, and the connecting member is detachably connected between the two fixing plates.

Further, the connecting piece includes the attaching plate of relative setting and the reinforcing plate of connecting two attaching plates, and two attaching plates laminate respectively on two relative sides of adjacent fixed plate.

Furthermore, the number of fixed plate is two, all is formed with two at least first fixed orificess on two fixed plates, and the quantity such as first fixed orificess on two fixed plates sets up relatively, is formed with on the connecting piece to be used for with first fixed orifices complex second fixed orifices, and wherein, the second fixed orifices includes connecting hole and at least one regulation hole, and the regulation hole is used for adjusting and the contained angle between fixed connection spare and the fixed plate.

Furthermore, two first fixing holes are formed in the two fixing plates, the first fixing holes are the same round holes, the connecting holes are the same as the first fixing holes, the adjusting holes are elliptical holes, and the lengths of the short shafts of the elliptical holes are equal to the diameters of the round holes.

Furthermore, the number of the fixing plates is more than two, and the connecting pieces are detachably connected between the adjacent fixing plates.

Furthermore, the second butt joint semi-ring comprises a second semi-ring body and a second fixing lug extending horizontally outwards from the free end of the second semi-ring body, the first butt joint semi-ring comprises a first semi-ring body and a first fixing lug extending horizontally outwards from the free end of the first semi-ring body, and a reinforcing rib is connected between the fixing plate and the first fixing lug.

Further, the distance between the two fixing plates and the first fixing lug is equal.

Furthermore, the number of the reinforcing ribs is multiple, the reinforcing ribs are arranged at equal intervals, and the first fixing holes are respectively located in the area between the adjacent reinforcing plates on the fixing plate.

Furthermore, a plurality of third fixing holes arranged at intervals are formed on the first fixing lug and the second fixing lug respectively.

According to the clip, the connecting piece and the first foundation are integrated into a whole by integrally forming or welding and fixing the connecting piece and the first foundation, so that the clip is prevented from being fixed by punching on the first foundation, the structural strength of the first foundation is not damaged, the fixed connection strength of the connecting piece and the first foundation is higher, and the first foundation and the second foundation can be further stably and effectively connected. In addition, the included angle between the fixing plate and the connecting piece in the clamp is adjustable, so that the included angle between the first foundation and the second foundation can be adjusted by adjusting the included angle between the fixing plate and the connecting piece according to specific conditions. In addition, the clip can reduce the difficulty in assembling and disassembling the first main body and the first foundation by arranging a small number of first fixing holes on the fixing plate of the first main body, and can ensure the connection strength of the first main body, the second main body and the second foundation by reasonably arranging the number of second fixing holes or reasonably arranging the axial length of the first main body and the second main body, thereby avoiding the phenomenon that the clip cracks when being used for a long time, and further ensuring that the clip can stably and effectively connect the first foundation and the second foundation.

Drawings

FIG. 1 is a perspective view of a clip according to an embodiment of the present invention, wherein the attachment is not shown;

FIG. 2 is a schematic view of the connection of a connector of a clip according to an embodiment of the present invention;

FIG. 3 is a schematic view of a mounting structure of a clip according to an embodiment of the present invention;

fig. 4 is a schematic view of the structure of the first body of the clip connected to the seismic array buoys according to an embodiment of the invention.

Detailed Description

For a better understanding of the objects, structure and function of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.

Fig. 1 shows the structure of a clip 100 according to an embodiment of the present invention. This checkpost is used for connecting first basis and second basis, includes: the first body 1, the second body 2 detachably connected with the first body 1, the first body 1 and the second body 2 are connected with each other to form a space 101 for accommodating and fixing the second foundation, and a connecting piece 5 (shown in fig. 2) detachably connected with the first body 1. Wherein, the connecting piece 5 and the first foundation are integrally formed, or the connecting piece 5 and the first foundation are welded and fixed.

As shown in fig. 3, the first foundation may be a seismic source array buoy 200 and the second foundation may be a cable bullnose 300. Of course, the first base may be any object that needs to be fixed to the clip 100, and the second base may be any object that can be matched with the space 101 to be fixed therein, which is not particularly limited herein. The structure and function of the clip 100 of the present invention will be described in detail below by taking the clip 100 as an example for connecting the seismic array buoy 200 to the umbilical 300.

When the clip 100 of the present invention is used, as shown in fig. 4, the first body 1 may be connected to the seismic source array buoy 200 through the connecting piece 5, then the cable head 300 is installed in the first body 1 and butted against the second body 2 as shown in fig. 3, and then the first body 1 is connected to the second body 2, and the cable head 300 is fixed in the space 101, so that the connection between the cable head 300 and the seismic source array buoy 200 is realized.

The clip 100 of the invention is formed by integrally molding or welding the connecting piece 5 with the first foundation, that is, the connecting piece 5 and the seismic source array floating body 200 are integrally molded or welded, so that the connecting piece 5 and the seismic source array floating body 200 are integrated, and the first main body 1 is directly connected with the seismic source array floating body 200 through the connecting piece 5, compared with the prior art that the clip is directly fixed with a hole on a stainless steel plate of the seismic source array floating body 200, the connecting piece 5 does not damage the structure of the seismic source array floating body 200, so that the fixed connection strength of the seismic source array floating body 200 and the first main body 1 is higher, and therefore, the clip 100 can be ensured to stably and effectively connect the seismic cable large head 300 with the seismic source array floating body 200.

In the embodiment shown in fig. 1, the second body 2 may include a second mating half ring 21, the first body 1 may include a first mating half ring 11 mating with the second mating half ring 21, and at least two fixing plates 3 oppositely disposed formed on an outer circumferential wall of the first mating half ring 11, and the connecting member 5 may be detachably coupled between the two fixing plates 3. The fixing plate 3 is arranged to detachably connect the first body 1 to the connecting member 5. Preferably, the oppositely disposed fixing plates 3 are disposed in parallel.

As shown in fig. 2, the connecting member 5 may include a first attaching plate 51 and a second attaching plate 52 that are oppositely disposed, and a reinforcing plate 53 that connects the first attaching plate 51 and the second attaching plate 52, wherein the first attaching plate 51 and the second attaching plate 52 are respectively attached to two opposite side surfaces of the adjacent fixing plate 3. The first attaching plate 51 and the second attaching plate 52 are respectively attached to the adjacent fixing plates 3 to realize stable connection between the connecting member 5 and the first body 1, and the reinforcing plate 53 can provide more stable support between the first attaching plate 51 and the second attaching plate 52. Preferably, in order to reduce the stress to which the reinforcing plate 53 is subjected, a hole 54 may be provided in the reinforcing plate 53.

According to the invention, the number of the fixing plates 3 is at least two.

In the preferred embodiment shown in fig. 1, the number of the fixing plates 3 is two, at least two first fixing holes 31 are formed on each of the two fixing plates 3, the first fixing holes 31 on the two fixing plates 3 are oppositely arranged in equal number, and second fixing holes for matching with the first fixing holes 31 are formed on the connecting member 5. As shown in fig. 2, the second fixing hole may include a connecting hole 32 and at least one adjusting hole 33, and the adjusting hole 33 is used to adjust and fix an included angle between the connecting member 5 and the fixing plate 3, so as to adjust an included angle between the seismic source array floating body 200 and the large head 300 of the seismic cable.

Specifically, as shown in fig. 1 and 2, two first fixing holes 31 may be formed in each of the two fixing plates 3, the first fixing holes 31 are all identical circular holes, the connecting hole 32 is identical to the first fixing hole 31, and the adjusting hole 33 is an elliptical hole having a minor axis length equal to a diameter of the circular hole. Through the cooperation of the round hole of first fixed orifices 31 and elliptical aperture for there is adjustable surplus the bolt when connecting the round hole of first fixed orifices 31 and elliptical aperture simultaneously, consequently can realize the regulation of the contained angle between connecting piece 5 and the fixed plate 3.

In another preferred embodiment, the number of the fixing plates 3 is more than two, and the connecting members 5 are detachably coupled between the adjacent fixing plates 3. This arrangement allows a plurality of structures capable of connecting the connecting members 5 to be formed on the outer peripheral wall of the first abutment half ring 11, and the connecting members 5 can be fixed to a plurality of regions of the outer peripheral wall of the first abutment half ring 11, which increases the possibility of connection of the connecting members 5 to different positions of the first body 1.

According to the present invention, returning to fig. 1, the second half coupling ring 21 may include a second ring half body and a second fixing lug 22 extending horizontally outward from a free end of the second ring half body, and the first half coupling ring 11 includes a first ring half body and a first fixing lug 12 extending horizontally outward from a free end of the first ring half body. Wherein, a reinforcing rib 4 is connected between the fixing plate 3 and the first fixing lug 12. The reinforcing ribs 4 increase the structural strength of the two fixing plates 3, thereby increasing the stability of the connection of the fixing plates 3 with the connecting members 5.

Preferably, as shown in fig. 1, the outer profile of the reinforcing bead 4 may have an edge angle, which may increase the supporting strength of the reinforcing bead 4.

It is also preferable that the number of the reinforcing beads 4 is plural, the reinforcing beads 4 are arranged at equal intervals, and the first fixing holes 31 are respectively located in the regions between the adjacent reinforcing plates 4 on the fixing plate 3, as shown in fig. 1. This arrangement can further improve the stability of the support of the reinforcing ribs 4 to the fixing plate 3.

Preferably, in order to make the supporting force applied to the two fixing plates 3 the same to ensure the stability of the two fixing plate fixing connection members 5, the distances between the two fixing plates 3 and the first fixing lugs 12 may be set to be equal.

According to the present invention, as shown in fig. 1, a plurality of third fixing holes 13 are formed at intervals on the first fixing lug 12 and the second fixing lug 22, respectively. The third fixing hole 13 is used for stably abutting and fixing the first body 1 and the second body 2 together.

It should be noted that the number of the third fixing holes 13 may be specifically set according to the axial length of the clip 100, and the axial length of the clip 100 may be specifically set according to the axial length of the cannon cable big head 300, as long as the clip 100 can stably fix the cannon cable big head 300, which is not specifically limited herein.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.

In the description of the present application, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. It is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A clip for connecting a first base and a second base, comprising:

a first main body which is provided with a first main body,

a second body detachably coupled to the first body, the first body and the second body being coupled to form a space for receiving and fixing a second foundation, an

A connector for detachable connection with the first body,

the connecting piece and the first foundation are integrally formed, or the connecting piece and the first foundation are welded and fixed.

2. The clip of claim 1, wherein the second body includes a second mating half ring, the first body includes a first mating half ring that mates with the second mating half ring, and at least two oppositely disposed securing plates formed on an outer peripheral wall of the first mating half ring, and the connecting member is removably connected between the two securing plates.

3. The clip of claim 2, wherein the connecting member comprises two oppositely disposed engaging plates and a reinforcing plate connecting the two engaging plates, and the two engaging plates are respectively engaged with two opposite sides of the adjacent fixing plates.

4. The clip according to claim 2, wherein the number of the fixing plates is two, at least two first fixing holes are formed in each of the two fixing plates, the first fixing holes are oppositely arranged in equal number in the two fixing plates, and a second fixing hole for matching with the first fixing hole is formed in the connecting member, wherein the second fixing hole includes a connecting hole and at least one adjusting hole for adjusting and fixing an included angle between the connecting member and the fixing plate.

5. The clip according to claim 4, wherein two of said first fastening holes are formed in each of said two fastening plates, said first fastening holes are identical circular holes, said connecting holes are identical to said first fastening holes, said adjusting holes are elliptical holes, and the length of the minor axis of said elliptical holes is equal to the diameter of said circular holes.

6. A clip according to claim 2, wherein the number of said holding plates is greater than two, and said connecting member is detachably connected between adjacent said holding plates.

7. The clip of any one of claims 4-6, wherein the second mating half ring includes a second half ring body and a second securing ear extending horizontally outward from a free end of the second half ring body, and the first mating half ring includes a first half ring body and a first securing ear extending horizontally outward from a free end of the first half ring body, and wherein a reinforcing rib is connected between the securing plate and the first securing ear.

8. A clip according to claim 7, wherein the distance between the two holding plates and the first holding lug is equal.

9. The clip of claim 8, wherein the number of the reinforcing ribs is plural, the reinforcing ribs are arranged at equal intervals, and the first fastening holes are respectively located in regions between adjacent reinforcing plates on the fastening plate.

10. The clip of claim 7, wherein the first and second securing ears each define a plurality of third securing apertures spaced apart therefrom.