CN217270089U

CN217270089U - Novel drilling fluid flow sensor

Info

Publication number: CN217270089U
Application number: CN202220312891.4U
Authority: CN
Inventors: 张琨; 周佳伟; 董浩; 安然; 梁天宇; 张天一; 梁正; 王军
Original assignee: Tianjin Xinhai Petroleum Engineering Technology Co ltd
Current assignee: Tianjin Xinhai Petroleum Engineering Technology Co ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-08-23
Anticipated expiration: 2032-02-16

Abstract

The utility model discloses a novel drilling fluid flow sensor, including drilling fluid pipeline and joint, the top centre weld of drilling fluid pipeline has the joint, connecting device is installed to the top of joint. This novel drilling fluid flow sensor, after the flow sensor body drives the second ring flange and removes to first ring flange top, can install the bolt in the flange hole of first ring flange and second ring flange, thereby through bolt and nut alright with fixed with first ring flange and second ring flange, just so convenient installation, when the worm drives the worm wheel and rotates, the worm wheel passes through the connecting rod and can drives the rectangle piece and remove, the rectangle piece drives the baffle and removes, make the baffle enter into the recess of first diaphragm, thereby the baffle can further support the flow sensor body tightly fixedly through first diaphragm, prevent that the flow sensor body from taking place to become flexible after long-time the use.

Description

Novel drilling fluid flow sensor

Technical Field

The utility model relates to a flow sensor technical field specifically is a novel drilling fluid flow sensor.

Background

The drilling fluid is also called mud and flushing fluid, is an indispensable circulating medium in drilling construction, is the blood of drilling, can be divided into clear cement paste, water-based mud, non-water-based mud and gas drilling fluid according to the composition, and on the drilling site, the drilling fluid outlet flow is an important parameter, can judge the unusual condition in the pit according to the change of outlet flow, and the target type flow sensor is utilized to measure under the normal condition, and the flow sensor among the prior art is inconvenient to install, wastes time and energy, and the flow sensor among the prior art can take place to become flexible after long-time use simultaneously, also is inconvenient to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel drilling fluid flow sensor to solve and propose among the above-mentioned background art and the flow sensor among the prior art is inconvenient installs, the problem that wastes time and energy.

In order to achieve the above object, the utility model provides a following technical scheme: a novel drilling fluid flow sensor comprises a drilling fluid pipeline and a joint, wherein the joint is welded in the middle above the drilling fluid pipeline, and a connecting device is installed above the joint;

the connecting device comprises a first flange plate, a second flange plate, a sealing gasket, a bolt and a nut;

the below of first ring flange links to each other with the joint welding, the second ring flange is installed to the top of first ring flange, and closely laminates between second ring flange and the first ring flange to have sealed the pad, the bolt is all installed to the flange department of second ring flange and first ring flange, and is a plurality of the below threaded connection of bolt has the nut, and the upper surface of nut laminates with the outer wall of first ring flange mutually.

Preferably, the fixed connection has the flow sensor body in the middle of the inside of second ring flange, and the below outer wall fixed connection of flow sensor body has first diaphragm, can monitor the drilling fluid flow in the drilling fluid pipeline through the flow sensor body.

Preferably, the outer walls of the left side and the right side of the drilling fluid pipeline are provided with rotating devices;

the rotating device comprises a vertical plate, a second transverse plate, a worm and a handle;

controlling the inside and the outer wall looks rigid coupling of drilling fluid pipeline in below of riser, the inboard top welding of riser has the second diaphragm, and the inside rotation of second diaphragm is connected with the worm, the top integrated into one piece of worm is provided with the handle.

Preferably, a fixing device is arranged below the inner side of the second transverse plate;

the fixing device comprises a concave plate, a worm wheel, a connecting rod and a rectangular block;

controlling the top and the second diaphragm looks rigid coupling of notch plate, the recess department of notch plate rotates through the pivot and is connected with the worm wheel, and the worm wheel links to each other with the worm meshing, controls the inboard rigid coupling of worm wheel has the connecting rod, the inboard below of connecting rod rotates through the pivot and is connected with the rectangular block.

Preferably, the lower part rigid coupling of rectangle piece has the baffle, and the below outer wall of baffle and the groove inner wall clearance fit of first diaphragm, and the baffle can further support the tight fixed with the flow sensor body through first diaphragm like this.

Compared with the prior art, the beneficial effects of the utility model are that: according to the novel drilling fluid flow sensor, through the mutual matching of the first flange plate, the second flange plate, the sealing gasket, the bolts, the nuts and the like, when the flow sensor body drives the second flange plate to move above the first flange plate, the bolts can be installed in the flange holes of the first flange plate and the second flange plate, so that the first flange plate and the second flange plate can be fixed through the bolts and the nuts, and the installation is convenient;

through the mutual matching among the structures such as the vertical plate, the second transverse plate, the worm, the handle and the like, the worm can be driven by the handle to rotate, and the worm drives the worm wheel to rotate, so that the device is convenient to operate and maintain;

through mutually supporting between notch plate, worm wheel, connecting rod and the rectangle piece isotructure, when the worm drives the worm wheel and rotates, the worm wheel passes through the connecting rod and can drives the rectangle piece and remove, and the rectangle piece drives the baffle and removes, makes the baffle enter into the recess of first diaphragm in to the baffle can further support the flow sensor body tightly fixedly through first diaphragm, prevents that the flow sensor body from taking place to become flexible after long-time the use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 2 at the location of the bolt, nut and gasket;

fig. 4 is a schematic structural diagram of the handle, the worm wheel and the worm in fig. 2.

In the figure: 1. drilling fluid pipeline, 2, joint, 3, connecting device, 301, first ring flange, 302, second ring flange, 303, sealed pad, 304, bolt, 305, nut, 4, rotating device, 401, riser, 402, second diaphragm, 403, worm, 404, handle, 5, fixing device, 501, concave plate, 502, worm wheel, 503, connecting rod, 504, rectangle piece, 6, flow sensor body, 7, first diaphragm, 8, baffle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a novel drilling fluid flow sensor comprises a drilling fluid pipeline 1 and a connector 2, the connector 2 is welded in the middle of the upper portion of the drilling fluid pipeline 1, a connecting device 3 is installed above the connector 2, the connecting device 3 comprises a first flange plate 301, a second flange plate 302, a sealing gasket 303, bolts 304 and nuts 305, the lower portion of the first flange plate 301 is connected with the connector 2 in a welding mode, the second flange plate 302 is installed above the first flange plate 301, 4 flange holes and flange holes are formed in the second flange plate 302 and the first flange plate 301, the sealing gasket 303 is tightly attached between the second flange plate 302 and the first flange plate 301, the sealing performance can be improved through the sealing gasket 303, the bolts 304 are installed at the flange holes of the second flange plate 302 and the first flange plate 301, the nuts 305 are connected to the lower portions of the 4 bolts 304 in a threaded mode, and the upper surface of the nuts 305 is attached to the outer wall of the first flange plate 301, like this through bolt 304 and nut 305 alright with first ring flange 301 fixed with second ring flange 302, the rigid coupling has flow sensor body 6 in the middle of the inside of second ring flange 302, flow sensor body 6's model is DN65-500, can monitor the drilling fluid flow in the drilling fluid pipeline 1 through flow sensor body 6, and the below outer wall rigid coupling of flow sensor body 6 has first diaphragm 7, and both sides all are processed flutedly about the top of first diaphragm 7.

Rotating device 4 is installed to the left and right sides outer wall of drilling fluid pipeline 1, rotating device 4 includes riser 401, second diaphragm 402, worm 403 and handle 404, the inside and the outer wall looks rigid coupling of drilling fluid pipeline 1 in the below of riser 401 about, the inboard top welding of riser 401 has second diaphragm 402, and the inside rotation of second diaphragm 402 is connected with worm 403, worm 403 can rotate in second diaphragm 402 department, the top integrated into one piece of worm 403 is provided with handle 404, can drive worm 403 through handle 404 and rotate.

Fixing device 5 is installed to the inboard below of second diaphragm 402, fixing device 5 includes notch plate 501, worm wheel 502, connecting rod 503 and rectangular block 504, the top of controlling notch plate 501 and second diaphragm 402 looks rigid coupling, notch plate 501's recess is rotated through the pivot and is connected with worm wheel 502, and worm wheel 502 meshes with worm 403 and links to each other, can drive worm wheel 502 through worm 403 and rotate, the inboard rigid coupling of controlling worm wheel 502 has connecting rod 503, the inboard below of connecting rod 503 rotates through the pivot and is connected with rectangular block 504, worm wheel 502 can drive rectangular block 504 through connecting rod 503 and remove, the below rigid coupling of rectangular block 504 has baffle 8, and the below outer wall of baffle 8 and the recess inner wall clearance fit of first diaphragm 7, baffle 8 can further fix flow sensor body 6 through first diaphragm 7 like this.

When the operator desires to use the new drilling fluid flow sensor, in this embodiment, the operator first installs the gasket 303 over the first flange 301, the second flange plate 302 is driven to move by the flow sensor body 6, the second flange plate 302 is attached to the first flange plate 301, the bolts 304 are inserted into the flange holes of the second flange plate 302 and the first flange plate 301, the nuts 305 are installed on the bolts 304, the nuts 305 are rotated, thus, the first flange 301 and the second flange 302 can be fixed by the bolts 304 and the nuts 305, and then the baffle plate 8 is held, the handle 404 is rotated, the handle 404 drives the worm 502 to rotate, the worm 502 drives the worm wheel 403 to rotate, the worm wheel 403 drives the connecting rod 503 to rotate downwards, the connecting rod 503 drives the baffle plate 8 to move through the rectangular block 504, the baffle plate 8 enters the groove of the first transverse plate 7, therefore, the baffle plate 8 can further tightly fix the flow sensor body 6 through the first transverse plate 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel drilling fluid flow sensor, includes drilling fluid pipeline (1) and joint (2), the welding has joint (2), its characterized in that in the middle of the top of drilling fluid pipeline (1): a connecting device (3) is arranged above the joint (2);

the connecting device (3) comprises a first flange plate (301), a second flange plate (302), a sealing gasket (303), a bolt (304) and a nut (305);

the below of first ring flange (301) links to each other with joint (2) welding, second ring flange (302) is installed to the top of first ring flange (301), and closely the laminating has sealed pad (303) between second ring flange (302) and first ring flange (301), bolt (304) are all installed, and are a plurality of to the flange hole department of second ring flange (302) and first ring flange (301) the below threaded connection of bolt (304) has nut (305), and the upper surface of nut (305) laminates with the outer wall of first ring flange (301) mutually.

2. The novel drilling fluid flow sensor according to claim 1, wherein: the middle of the inside of the second flange plate (302) is fixedly connected with a flow sensor body (6), and the outer wall of the lower portion of the flow sensor body (6) is fixedly connected with a first transverse plate (7).

3. The novel drilling fluid flow sensor according to claim 1, wherein: the outer walls of the left side and the right side of the drilling fluid pipeline (1) are provided with rotating devices (4);

the rotating device (4) comprises a vertical plate (401), a second transverse plate (402), a worm (403) and a handle (404);

control the inside outer wall looks rigid coupling with drilling fluid pipeline (1) in the below of riser (401), the inboard top welding of riser (401) has second diaphragm (402), and the inside rotation of second diaphragm (402) is connected with worm (403), the top integrated into one piece of worm (403) is provided with handle (404).

4. The novel drilling fluid flow sensor of claim 3, wherein: a fixing device (5) is arranged below the inner side of the second transverse plate (402);

the fixing device (5) comprises a concave plate (501), a worm wheel (502), a connecting rod (503) and a rectangular block (504);

control the top and the second diaphragm (402) looks rigid coupling of notch plate (501), the groove of notch plate (501) rotates through the pivot and is connected with worm wheel (502), and worm wheel (502) link to each other with worm (403) meshing, controls the inboard rigid coupling of worm wheel (502) has connecting rod (503), the inboard below of connecting rod (503) is rotated through the pivot and is connected with rectangular block (504).

5. The novel drilling fluid flow sensor of claim 4, wherein: the lower part of the rectangular block (504) is fixedly connected with a baffle (8), and the outer wall of the lower part of the baffle (8) is in clearance fit with the inner wall of the groove of the first transverse plate (7).