CN217182581U

CN217182581U - Smooth ring explosion-proof housing

Info

Publication number: CN217182581U
Application number: CN202123444459.5U
Authority: CN
Inventors: 陈群; 杨健; 辛顺; 刘鸿雁; 田志强; 朱家远; 陆兆辉; 常大飞; 徐律
Original assignee: Anhui Optical Fiber And Optical Cable Transmission Technology Research Institute Eighth Research Institute Of China Electronics Technology Group Corp
Current assignee: Anhui Optical Fiber And Optical Cable Transmission Technology Research Institute Eighth Research Institute Of China Electronics Technology Group Corp
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-12
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a smooth ring explosion-proof shell, which comprises a shell, wherein the shell comprises a top cover, an upper shell section and a lower shell section, and a cavity formed by the shell is a loading space of an internal slip ring structure; the surface of the upper section of the shell is provided with an optical fiber connector which is used for optical signal transmission; the tail part of the optical fiber connector penetrates through the upper section of the shell to be connected with the internal slip ring structure; and a base connecting flange is arranged at the bottom of the lower section of the shell and is used for being connected with other fixing devices. Beneficial effect, the utility model discloses an explosion-proof design to the optical slip ring shell for the sliding ring has explosion-proof performance, satisfies the operation requirement under ocean oil gas environment, and the security operation of guarantee offshore oil platform operation has effectively improved the security of ocean oil gas development.

Description

Smooth ring explosion-proof housing

Technical Field

The utility model relates to a point connecting device technical field especially relates to a smooth ring explosion-proof housing.

Background

With the continuous development of ocean engineering technology in China, the development requirement of ocean resources is increasing day by day. Particularly in the field of offshore oil development, the photoelectric slip ring for the FPOS is monopolized by foreign enterprises for a long time, and the efficiency and the use safety of offshore resource exploration and exploitation in China are seriously influenced. Under the background, the development of domestic autonomous controllable FPSO smooth ring products is necessary. In the past, the use functionality of the smooth ring product is only considered, but the explosion-proof performance of the smooth ring product needs to be considered because the flammable gas can enter the smooth ring product in rare cases due to the particularity of the use environment.

The existing patent number CN205985695U is an underwater rotary conductive slip ring, which comprises a slip ring shaft, wherein a flooding plug is adopted between the slip ring shaft and a flange end cover for sealing, and double continuous dynamic sealing is adopted to ensure the sealing performance. However, the conventional rotary Glare ring and flooding plug sealing technologies are adopted for sealing the slip ring, the sealing device belongs to the conventional sealing technologies, the sealing effect under conventional operation can be guaranteed only, and the explosion-proof sealing effect under an oil-gas environment cannot be guaranteed.

Disclosure of Invention

The utility model provides a technical problem be, for solving the not enough of the explosion-proof security problem of smooth ring product under the complicated operational environment who exists among the prior art, provide an explosion-proof smooth ring shell that can be applicable to FPSO now.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a smooth ring explosion-proof shell comprises a shell, wherein the shell comprises a top cover, an upper shell section and a lower shell section, and a cavity formed by the shell is a loading space of an internal slip ring structure; the surface of the upper section of the shell is provided with an optical fiber connector which is used for optical signal transmission; the tail part of the optical fiber connector penetrates through the upper section of the shell to be connected with the internal slip ring structure; and a base connecting flange is arranged at the bottom of the lower section of the shell and is used for being connected with other fixing devices.

Preferably, the shell is made of stainless steel 316L.

Preferably, the inner slip ring structure is connected to the housing by a bearing.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

compared with the prior art, the utility model protects the internal slip ring structure through the explosion-proof shell, greatly improves the safety of the use of the slip ring, and prolongs the service life of the slip ring; 2. compared with the prior art, the structures of the utility model are connected by the nuts, so that the device is convenient to disassemble and assemble, the installation efficiency is greatly improved, the maintenance cost is reduced, and the economic benefit of enterprises is improved; 3. compared with the prior art, the utility model discloses an adopt explosion-proof structural design to make the smooth ring have the operation ability under the high explosion risk operational environment such as oil gas.

Drawings

Fig. 1 is a basic structure schematic diagram of the explosion-proof housing of the optical slip ring of the present invention.

Fig. 2 is a bottom schematic view of the anti-explosion housing of the optical slip ring of the present invention.

Fig. 3 is a schematic sectional view of the explosion-proof housing of the optical slip ring of the present invention.

Fig. 4 is a sectional view of the explosion-proof smooth ring in the use state of the present invention.

Wherein: 1-top cover, 2-upper shell section, 3-lower shell section, 4-base connecting flange and 5-optical fiber connector.

Detailed Description

Hereinafter, in order to facilitate the technical solution of the present invention to be understood by those skilled in the art, further description will be made with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention.

In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the invention. It may be evident, however, that one or more embodiments may be practiced without these specific details. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1 and 2, the housing sequentially includes a top cover 1, an upper housing section 2 and a lower housing section 3 from top to bottom, and the top cover 1, the upper housing section 2 and the lower housing section 3 are connected to form a loading space of the internal slip ring structure in the inner cavity of the housing, so that the internal slip ring structure can move in a relatively sealed and safe environment, and the safety performance of the internal slip ring structure is greatly improved. The bottom of the lower shell section 3 is connected with a base connecting flange 4, and is connected with other fixing devices through the base connecting flange 4, so that the use convenience is improved. An optical fiber connector 5 is arranged on the upper section 2 of the shell, the tail part of the optical fiber connector 5 is connected with the internal slip ring structure, and the top part of the optical fiber connector 5 extends out of the upper end 2 of the shell and is used for transmitting optical signals.

Referring to fig. 1 and 2, the top cover 1, the upper housing section 2, the lower housing section 3, and the base connection flange 4 are respectively connected by nuts, which facilitates assembly and disassembly. The optical fiber connector 5 is also connected with the upper housing section 2 through a nut device, so that the whole device can be conveniently carried and used.

Preferably, the shell is made of stainless steel 316L. Stainless steel 316L has corrosion-resistant and high temperature resistance's advantage, can effectively improve the life of this device, reduces the maintenance cost.

Preferably, the inner slip ring structure is connected to the housing by a bearing. The shell provides a container and a protection function for the internal part equipment, and the part of the internal part, which is in direct contact with the explosion-proof shell, is generally connected through a bearing and can play a role of relative rotation.

To sum up, the smooth ring explosion-proof housing provided by the utility model comprises a housing, wherein the housing comprises a top cover, a housing upper section and a housing lower section, and a cavity formed by the housing is a loading space of an internal slip ring structure; the surface of the upper section of the shell is provided with an optical fiber connector which is used for optical signal transmission; the tail part of the optical fiber connector penetrates through the upper section of the shell to be connected with the internal slip ring structure; and a base connecting flange is arranged at the bottom of the lower section of the shell and is used for being connected with other fixing devices. The slip ring has explosion-proof performance, meets the use requirement in the marine oil and gas environment, ensures the safe operation of the marine oil and gas platform operation, and effectively improves the safety of marine oil and gas development.

The above embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. A smooth ring explosion-proof housing comprises a housing, and is characterized in that the housing comprises a top cover (1), an upper housing section (2) and a lower housing section (3), and a cavity formed by the housing is a loading space of an internal slip ring structure; the surface of the upper section (2) of the shell is provided with an optical fiber connector (5), and the optical fiber connector (5) is used for transmitting optical signals; the tail part of the optical fiber connector (5) penetrates through the upper section (2) of the shell to be connected with an internal slip ring structure; the bottom of the lower section (3) of the shell is provided with a base connecting flange (4), and the base connecting flange (4) is used for being connected with other fixing devices.

2. The smooth ring flameproof housing of claim 1, characterized in that the housing is made of stainless steel 316L.

3. A smooth ring flameproof housing according to claim 1, characterized in that the inner slide ring arrangement is connected to the housing via bearings.