CN217081682U

CN217081682U - Pipe bundle clamp

Info

Publication number: CN217081682U
Application number: CN202122496323.2U
Authority: CN
Inventors: 陈旭
Original assignee: Zhanjiang Economic And Technology Development Zone Litong Ship Engineering Co ltd
Current assignee: Zhanjiang Economic And Technology Development Zone Litong Ship Engineering Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-07-29
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a tube bank clamp, U type bolt, base, backup pad, low tube snap ring and top tube snap ring including stainless steel material, the bottom surface of base is the arc of upwards caving in, curved both sides are equipped with the base hole respectively on the base, the both ends of U type bolt wear to locate in the base hole respectively and with the lock nut spiro union that is equipped with, the backup pad is fixed to be located on the base, the low tube snap ring is fixed to be located in the backup pad, one side of low tube snap ring and top tube snap ring is articulated mutually, and the opposite side passes through fastener detachable and connects. The utility model discloses when riser and riser limit pipe are fixed to needs, make its locking riser and operation fastener make low tube snap ring and top tube snap ring locking riser limit pipe through adjusting U type bolt and lock nut, simple structure and install and remove the convenience, can effectively fix riser and riser limit pipe, make its collaborative work.

Description

Pipe bundle clamp

Technical Field

The utility model belongs to the technical field of the marine oil drilling equipment, concretely relates to tube bundle clamp.

Background

In offshore operations, such as on a ship hull or a drilling platform, a pipe bundle clamp is often needed to fix a riser and a riser edge pipe so as to enable the riser and the riser edge pipe to work in cooperation.

At present, the main disadvantages of the tube bundle clamp used in the prior art are as follows: firstly, the riser and the riser side pipe cannot be locked, so that the pipeline falls off; secondly, the marine riser and the marine riser side pipe are too heavy and the dismounting process is complicated when the clamping effect is good.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the above technical problems, the utility model provides a tube bundle clamp.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a tube bank clamp, U type bolt, base, backup pad, low tube snap ring and top tube snap ring including stainless steel material, the bottom surface of base is the arc of upwards caving in, curved both sides are equipped with the base hole respectively on the base, the both ends of U type bolt wear to locate in the base hole respectively and with the lock nut spiro union that is equipped with, the backup pad is fixed to be located on the base, the low tube snap ring is fixed to be located in the backup pad, one side of low tube snap ring and top tube snap ring is articulated mutually, and the opposite side passes through fastener detachable and connects.

As a further improvement, the inner surfaces of the lower pipe clamping ring and the upper pipe clamping ring are respectively provided with a lower clamping ring buffer layer and an upper clamping ring buffer layer.

As a further improvement, an arc buffer layer is arranged on the arc bottom surface of the base.

As a further improvement, a buffer sheath is sleeved on the U-shaped bolt.

As a further improvement, the fastener includes fastening screw and fastening nut, fastening screw's one end is articulated mutually with the other side of low tube snap ring, be equipped with on the opposite side of upper tube snap ring and take open-sided fastening groove, fastening screw's the other end rotate wear to establish take open-sided fastening groove after with the fastening nut spiro union.

As a further improvement, the fastening nut is a locking handle, a locking groove is formed in the bottom of the locking handle, and an internal thread which can be matched with the fastening screw rod is arranged in the locking groove.

As a further improvement, the lower clamp ring buffer layer, the upper clamp ring buffer layer, the arc buffer layer and the buffer sheath are made of vulcanized rubber materials.

As a further improvement, the middle part of the supporting plate is a hollow body.

As a further improvement, the locking nut is a setback nut.

As a further improvement, the U-shaped bolt is made of duplex stainless steel materials.

The utility model provides a pair of tube bank clamp, U type bolt, base, backup pad, low tube snap ring and top tube snap ring including stainless steel material, the bottom surface of base is the arc of upwards caving in, curved both sides are equipped with the base hole respectively on the base, the both ends of U type bolt wear to locate in the base hole respectively and with the lock nut spiro union that is equipped with, the backup pad is fixed to be located on the base, the low tube snap ring is fixed to be located in the backup pad, one side of low tube snap ring and top tube snap ring is articulated mutually, and the opposite side passes through fastener detachable and connects. When the marine riser locking device is used, the U-shaped bolt and the nut are separated, the other sides of the lower pipe clamping ring and the upper pipe clamping ring are opened by operating the fastener, then the U-shaped bolt is fixed on a marine riser, two ends of the U-shaped bolt penetrate through the base hole respectively and are in threaded connection with the locking nut to lock the marine riser, and after the marine riser is surrounded by the lower pipe clamping ring and the upper pipe clamping ring, the fastener is operated to lock the marine riser. The utility model discloses when riser and riser limit pipe are fixed to needs, make its locking riser and operation fastener make low tube snap ring and top tube snap ring locking riser limit pipe through adjusting U type bolt and lock nut, simple structure and install and remove the convenience, can effectively fix riser and riser limit pipe, make its collaborative work.

Drawings

The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.

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

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

Directional indications (such as up and down … …) are provided in the present application, and with respect to fig. 1, the horizontal plane is up as "up" and the horizontal plane is down as "down", and if the particular attitude changes, the directional indication changes accordingly.

With reference to fig. 1, an embodiment of the utility model provides a tube bundle clamp, including stainless steel material's U type bolt 1, base 2, backup pad 3, low tube snap ring 4 and top tube snap ring 5, the 316L stainless steel material that base 2, backup pad 3, low tube snap ring 4 and top tube snap ring 5 of this embodiment adopted has outstanding corrosion protection ability, can use for a long time in the sea and do not rust, guarantees that the working effect is stable. The bottom surface of the base 2 is an arc shape which is concave upwards so as to form a cylinder structure by matching with the U-shaped bolt 1. And base holes are respectively formed in two arc-shaped sides of the base 2, two ends of the U-shaped bolt 1 are respectively arranged in the base holes in a penetrating manner and are in threaded connection with a locking nut 6, and the U-shaped bolt 1 and the arc-shaped bottom surface on the base 2 are used for locking the marine riser by adjusting the locking nut 6. 3 welded fastening of backup pad locates on base 2, and backup pad 3 is that polylith corrosion resistant plate welds and forms, and in order to alleviate self weight, the user installation of being convenient for is guaranteeing to support 3 mid portion structures fretwork of backup pad under the prerequisite of intensity moreover. Lower tube snap ring 4 welded fastening locates on backup pad 3, one side of lower tube snap ring 4 and top tube snap ring 5 is articulated mutually, and both are articulated can be through using round pin axle etc. the purpose makes the opposite side of lower tube snap ring 4 and top tube snap ring 5 can open and go into the riser limit pipe to the card. The other side is detachably connected through a fastener, the fastener comprises a fastening screw rod 11 and a fastening nut 12, one end of the fastening screw rod 11 is hinged with the other side of the lower pipe clamping ring 4, the other side of the upper pipe clamping ring 5 is provided with a fastening groove with an open side, the other end of the fastening screw rod 11 is rotatably penetrated through the fastening groove with the open side and then is in threaded connection with the fastening nut 12, the lower pipe clamping ring 4 and the upper pipe clamping ring 5 are used for locking the riser side pipe by adjusting the fastening nut 12, in the embodiment, in order to conveniently install and adjust the locking degree of the lower pipe clamping ring 4 and the upper pipe clamping ring 5 when the fastening nut 12 is operated, the fastening nut 12 adopts a longer locking handle, the bottom of the locking handle is provided with a locking groove, an internal thread which can be matched with the fastening screw rod 11 is arranged in the locking groove, and during the operation, the locking degree of the lower pipe clamping ring 4 and the upper pipe clamping ring 5 can be adjusted by rotating the locking handle, the construction can be easily carried out without using special tools.

As a further preferred embodiment, the inner surfaces of the lower pipe clamping ring 4 and the upper pipe clamping ring 5 are respectively provided with a lower clamping ring buffer layer 7 and an upper clamping ring buffer layer 8, so that the surface of the pipe body of the riser side pipe is effectively protected from being worn by the lower pipe clamping ring 4 and the upper pipe clamping ring 5 in the installation or disassembly process, the friction force between the lower clamping ring buffer layer 7 and the upper clamping ring buffer layer 8 and the riser side pipe is increased, and the locking and fixing effects are better.

As a further preferred embodiment, the arc-shaped bottom surface of the base 2 is provided with the arc-shaped buffer layer 9, so that the friction force between the arc-shaped buffer layer 9 and the marine riser is increased, and the locking and fixing effects are better.

As a further preferred embodiment, the U-shaped bolt 1 is sleeved with the buffering sheath 10, so that the friction force between the buffering sheath 10 and the marine riser is increased, and the locking and fixing effects are better.

In a more preferred embodiment, vulcanized rubber materials are used for the lower snap ring cushion layer 7, the upper snap ring cushion layer 8, the arc cushion layer 9 and the cushion sheath 10, and the vulcanized rubber materials have high elasticity, heat resistance, tensile strength and insolubility in organic solvents, so that the stability of the working effect is ensured during long-term use.

As a further preferred embodiment, the middle part of the supporting plate 3 is a hollow body, so that the weight of the product is reduced on the basis of ensuring the supporting strength.

In a further preferred embodiment, the locking nut 6 is a locking nut which has a good fastening effect and does not fall off from the U-shaped bolt during use, and generally refers to a flange nut, the flange surface of which has an increased contact area and increased friction and is locked with the U-shaped bolt with anti-slip teeth.

As a further preferred embodiment, the U-shaped bolt 1 is made of a 2207 duplex stainless steel material, which can effectively supplement the insufficient strength of other stainless steel materials and avoid the deformation phenomenon during the use process.

In the description above, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore should not be construed as limiting the scope of the invention.

In conclusion, although the present invention has been described with reference to the preferred embodiments, it should be noted that, although various changes and modifications can be made by those skilled in the art, unless such changes and modifications depart from the scope of the present invention, they should be construed as being included therein.

Claims

1. The utility model provides a tube bank clamp, its characterized in that, U type bolt (1), base (2), backup pad (3), low tube snap ring (4) and top tube snap ring (5) including stainless steel material, the bottom surface of base (2) is the arc stationary plane of upwards sunken, curved both sides are equipped with the base hole respectively on base (2), the both ends of U type bolt (1) wear to locate in the base hole respectively and with lock nut (6) spiro union that is equipped with, backup pad (3) are fixed to be located on base (2), low tube snap ring (4) are fixed to be located on backup pad (3), one side of low tube snap ring (4) and top tube snap ring (5) is articulated mutually, and the opposite side passes through fastener detachable and connects.

2. A tube bundle clamp according to claim 1, characterized in that the inner faces of the lower tube clamp ring (4) and the upper tube clamp ring (5) are provided with a lower clamp ring cushioning layer (7) and an upper clamp ring cushioning layer (8), respectively.

3. A tube bundle clamp according to claim 1, characterized in that the arc-shaped fastening surface of the base (2) is provided with an arc-shaped damping layer (9).

4. A tube bundle clamp according to claim 1, characterized in that a buffer sheath (10) is provided on the U-bolt (1).

5. A pipe bundle clamp according to any one of claims 1 to 4, wherein the fastening member comprises a fastening screw (11) and a fastening nut (12), one end of the fastening screw (11) is hinged to the other side of the lower pipe clamp ring (4), the other side of the upper pipe clamp ring (5) is provided with a fastening groove with an opening, and the other end of the fastening screw (11) is rotatably inserted into the fastening groove with the opening and then is screwed with the fastening nut (12).

6. A tube bundle clamp according to claim 5, characterized in that the tightening nut (12) is a locking shank, the bottom of which is provided with a locking recess, in which an internal thread is provided that can be matched to the tightening screw (11).

7. A tube bundle clamp according to claim 1, characterized in that the support plate (3) is hollow in the middle.

8. A tube bundle clamp according to claim 1, characterized in that the locking nut (6) is a back nut.

9. A pipe bundle clamp according to claim 1, characterized in that the U-bolt (1) is made of duplex stainless steel.