CN212963813U - Anti-loosening assembly of subsea sensor - Google Patents
Anti-loosening assembly of subsea sensor Download PDFInfo
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- CN212963813U CN212963813U CN202020468225.0U CN202020468225U CN212963813U CN 212963813 U CN212963813 U CN 212963813U CN 202020468225 U CN202020468225 U CN 202020468225U CN 212963813 U CN212963813 U CN 212963813U
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Abstract
The utility model discloses a subsea sensor's locking subassembly installs on the casing of sensor and installation wall body, the casing has and exposes sensor element's port in the sensor, the casing is in the port department stretches out there is the port flange, the port flange is opened outward and is equipped with the screw thread, the locating hole has been seted up to the installation wall body, set up in the locating hole with screw thread assorted thread groove, the port flange is twisted soon and is got into the locating hole, and the tip of port flange is twisted soon out the installation wall body, the through-hole has been seted up to spacing body, the through-hole cover is established and is fixed the outer wall of the tip of port flange, spacing body with the installation wall body passes through retaining member fixed connection, the utility model discloses stability is strong, keeps the good sealed effect of sensor lastingly.
Description
Technical Field
The utility model relates to an oil development technical field particularly, relates to a subsea sensor's locking subassembly.
Background
The sensor consists of a sensing element, a conversion circuit and an auxiliary power supply, wherein the sensing element, the conversion circuit and the auxiliary power supply are all arranged in a shell, a port allowing the sensing element to be exposed is formed in the shell, and the sensing element directly senses a measured object and outputs a physical quantity signal which has a determined relation with the measured object; the conversion element converts the physical quantity signal output by the sensitive element into an electric signal; the conversion circuit is responsible for amplifying and modulating the electric signal output by the conversion element; the conversion element and the conversion circuit typically also require an auxiliary power supply.
In the working process of the conventional sensor on the seabed, the sensor is poor in stability after being installed on seabed equipment, and the detection result of the sensor is influenced. Patent application No. CN201720860027.7 discloses in paragraph 0062 of a subsea housing assembly mounted to a subsea installation in the form of a pipe section through which process fluid flows. It can be seen that the first housing body is pressed against the subsea device by the port flange and sealed by a seal, which may be a metal gasket. However, the action of the pressure of the liquid can exacerbate the loosening process and render the depth sensor watertight.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving above-mentioned technical problem to a certain extent.
In view of this, the utility model provides a subsea sensor's locking subassembly, stability is strong, keeps the good sealed effect of sensor lastingly.
In order to solve the technical problem, the utility model provides a subsea sensor's locking subassembly installs on the casing and the installation wall body of sensor, the casing has and exposes sensor element's port in the sensor, the casing is in port department stretches out there is the port flange, the port flange is opened outward and is equipped with the screw thread, the locating hole has been seted up to the installation wall body, set up in the locating hole with screw thread assorted thread groove, the port flange is twisted soon and is got into the locating hole, and the tip of port flange is twisted soon out the installation wall body, the through-hole has been seted up to the spacing body, the through-hole cover is established and is fixed the outer wall of the tip of port flange, spacing body with the installation wall body passes through retaining member fixed connection.
Furthermore, the O-shaped sealing ring is arranged between the limiting body and the mounting wall body, and the limiting body is provided with a clamp and an annular groove of the O-shaped sealing ring.
Further, the annular groove is disposed coaxially with a central axis of the port.
Further, still include a plurality of retaining members, the spacing body with the installation wall body is through a plurality of retaining member fixed connection.
Further, the retaining member is a bolt, and the limiting body and the mounting wall body are provided with a threaded hole allowing the bolt to be screwed.
Furthermore, the threaded holes are multiple and are uniformly distributed along the outer edge of the limiting body.
Further, the periphery of the port flange is attached to the inner wall of the through hole of the limiting body.
Furthermore, the outer edge of the limiting body is circular.
The technical effects of the utility model reside in that: offer in the locating hole with screw thread assorted thread groove, the port flange revolves soon and gets into the locating hole, and spacing body passes through retaining member fixed connection with the installation wall body, improves the stability of being connected between casing and the installation wall body, realizes dual fastening, avoids liquid to the impact of sensor and causes connection stability poor, and stability is strong, keeps the good sealed effect of sensor lastingly.
Drawings
Fig. 1 is a schematic structural view of a subsea sensor according to the present invention;
fig. 2 is a schematic structural diagram of a locking assembly of a subsea sensor according to the present invention.
Wherein, 1-shell; 2-a sealing ring; 3-port flange; 4-port; 5, mounting a wall body; 7-O-shaped sealing rings; 8-a limiting body; 11-locking member.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
As shown in fig. 1 and 2, the anti-loose assembly of the submarine sensor is installed on a housing 1 and a mounting wall body 5 of the sensor, the housing 1 is provided with a port 4 exposing a sensor element in the sensor, a port flange 3 extends out of the port 4 of the housing 1, a thread is arranged outside the port flange 3, the mounting wall body 5 is provided with a positioning hole, a thread groove matched with the thread is formed in the positioning hole, the port flange 3 is screwed into the positioning hole, the end part of the port flange 3 is screwed out of the mounting wall body 5, a through hole is formed in a limiting body 8, the through hole is sleeved on an outer wall fixed at the end part of the port flange 3, and the limiting body 8 is fixedly connected with the mounting wall body 5 through a.
It should be noted that, in the prior art, the housing 1 has a port 4 exposing the sensor element in the sensor, the housing 1 has a port flange 3 extending from the port 4, the outer edge of the port flange 3 is gradually reduced in size, the mounting wall 5 is provided with a positioning hole, the port flange 3 extends into the positioning hole of the mounting wall 5, a sealing ring 2 is arranged between the port flange 3 and the mounting wall 5, the port 4 of the sensor element is arranged in the detection region, and the information is converted and processed by detection.
Specifically, the sensor is a pressure sensor of the ocean depth or the liquid pressure of a water pipe in the ocean.
According to the utility model discloses a specific embodiment, a locking subassembly of submarine sensor, casing 1 has stretched out port flange 3 in port 4 department, the port flange 3 is opened outward and is equipped with the screw thread, the locating hole has been seted up to installation wall body 5, set up in the locating hole with screw thread assorted thread groove, port flange 3 revolves to twist gets into the locating hole, improve the casing 1 of sensor and the stability of connecting between the installation wall body 5, the tip of port flange 3 is twisted out installation wall body 5 soon, the through-hole has been seted up to spacing body 8, the outer wall of fixing at the tip of port flange 3 is established to the through-hole cover, spacing body 8 passes through retaining member 11 fixed connection with installation wall body 5, further improve the stability of connecting between casing 1 and the installation wall body 5, realize dual-fastening, avoid liquid to the impact of sensor and cause the connection.
Specifically, the port flange 3 is cylindrical.
In particular, the mounting wall 5 is part of the side wall of the tubular body and the sensor is used to measure the flow rate of the liquid in the duct at sea.
Specifically, the mounting wall body 5 is a part of the side wall of the sealed cabin body, and the sensor is used for measuring the pressure of the sea bottom outside the sealed cabin body in the sea, so that the sea bottom depth is obtained.
As shown in fig. 2, the O-ring 7 is arranged between the O-ring 7, the limiting body 8 and the mounting wall 5, and the limiting body 8 is provided with an annular groove for clamping the O-ring 7.
According to the utility model discloses a specific embodiment, O shape sealing washer 7 card improves the leakproofness between spacing body 8 and the installation wall body 5 with getting into the ring channel in.
As shown in fig. 2, the annular groove is arranged coaxially with the central axis of the port 4, so as to improve the sealing effect between the stopper 8 and the mounting wall 5.
As shown in fig. 2, the sealing device further comprises a plurality of locking members 11, and the limiting body 8 is fixedly connected with the mounting wall body 5 through the plurality of locking members 11, so that the stress of the limiting body 8 is uniform, and the sealing effect is improved.
As shown in fig. 2, the locking member 11 is a bolt, and the position-limiting body 8 and the mounting wall 5 are provided with a threaded hole for allowing the bolt to be screwed.
According to the utility model discloses a concrete embodiment, the screw hole that allows the bolt to revolve soon is seted up to spacing body 8 and installation wall body 5, and the bolt revolves soon and gets into the screw hole, has simple structure, installs swift characteristics.
As shown in figure 2, the threaded holes are distributed uniformly along the outer edge of the limiting body 8, so that the sealing effect is improved.
As shown in fig. 2, the outer periphery of the port flange 3 is fitted to the inner wall of the through hole of the stopper body 8.
As shown in fig. 2, the outer edge of the stopper 8 is circular, and the space ratio is reduced.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (8)
1. The utility model provides a locking subassembly of subsea sensor, installs on the casing of sensor and installation wall body, the casing has and exposes sensor element's port in the sensor, its characterized in that, the casing is in the port department stretches out there is the port flange, the port flange is opened outward and is equipped with the screw thread, the installation wall body has seted up the locating hole, set up in the locating hole with screw thread assorted thread groove, the port flange is twisted soon and is got into the locating hole, and the tip of port flange is twisted soon out the installation wall body, the through-hole has been seted up to the spacing body, the through-hole cover is established and is fixed the outer wall of the tip of port flange, the spacing body with the installation wall body passes through retaining member fixed connection.
2. The subsea sensor anti-loosening assembly of claim 1, further comprising an O-ring seal, the O-ring seal being disposed between the retainer and the mounting wall, the retainer defining an annular groove that engages the O-ring seal.
3. The subsea sensor slack prevention assembly of claim 2, wherein the annular groove is disposed coaxially with a central axis of the port.
4. The subsea sensor locking assembly of claim 1, further comprising a plurality of locking members, wherein the retention body is fixedly connected to the mounting wall by the plurality of locking members.
5. The subsea sensor anti-loosening assembly according to claim 2, wherein the retaining member is a bolt, and the limiting body and the mounting wall body are provided with a threaded hole allowing the bolt to be screwed.
6. The subsea sensor slack prevention assembly of claim 5, wherein the threaded hole is a plurality of threaded holes, and the plurality of threaded holes are evenly distributed along an outer edge of the retainer body.
7. The subsea sensor slack prevention assembly of claim 1, wherein the port flange has an outer periphery that conforms to an inner wall of the through bore of the retention body.
8. The subsea sensor slack prevention assembly of claim 1, wherein the outer edge of the retention body is circular.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020468225.0U CN212963813U (en) | 2020-04-02 | 2020-04-02 | Anti-loosening assembly of subsea sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020468225.0U CN212963813U (en) | 2020-04-02 | 2020-04-02 | Anti-loosening assembly of subsea sensor |
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CN212963813U true CN212963813U (en) | 2021-04-13 |
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CN202020468225.0U Active CN212963813U (en) | 2020-04-02 | 2020-04-02 | Anti-loosening assembly of subsea sensor |
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CN (1) | CN212963813U (en) |
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2020
- 2020-04-02 CN CN202020468225.0U patent/CN212963813U/en active Active
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