CN210888888U

CN210888888U - Under-pressure dosing device

Info

Publication number: CN210888888U
Application number: CN201921734149.7U
Authority: CN
Inventors: 胡晨光; 胡跃东; 张侃侃
Original assignee: Shandong Yu Yu Industrial Co ltd
Current assignee: Shandong Yu Yu Industrial Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-06-30
Anticipated expiration: 2029-10-16

Abstract

The utility model provides a pressurized chemical adding device, belongs to the technical field of chemical adding devices, and aims to solve the problems of inconvenient chemical adding and poor effect under the pressurized condition; comprises a mounting seat and a medicine delivery device; the medicine feeding device is arranged in the mounting seat; the utility model discloses a spiral pushes down the structure of dosing, presses the area to carry out the medicament and adds, can make medicament and oil intensive mixing, and the maintenance work is maintained in each department of pipeline to the even effect.

Description

Under-pressure dosing device

Technical Field

The utility model relates to a charge technical field specifically is a charge device is pressed in area.

Background

At present, in the process of oil exploitation, the exploited oil is generally conveyed through a pipeline, and in order to realize that the service life is reduced and the conveying efficiency is influenced due to corrosion inhibition, viscosity reduction and wax prevention of the conveying pipeline, various chemical agents are required to be regularly thrown into the pipeline. Most oil wells are adopted to regularly add chemical agents every few days, when adding the agents, in order to prevent the oil and the mixed gas in the pipeline from being sprayed out, the conveying amount needs to be slowed down firstly, or the conveying is suspended, the agent adding is carried out from the feeding port when the pressure in the pipeline is small, the influence on the conveying efficiency is large by adopting the agent adding mode, and in the process of adding the agents, the agents are easily sprayed out from the feeding port due to improper operation, and the health of workers is influenced.

The prior device publication number CN201851088U discloses an oil well annular pressure manual doser, and a chemical agent box of the device is provided with a pipeline connected with an inlet at the bottom of a piston cylinder; a check valve is connected on the chemical agent box and a pipeline of the inlet at the bottom of the piston cylinder; a check valve is connected to an outlet pipeline at the bottom of the piston cylinder; there is the piston in the piston cylinder, be connected with the screw rod on the upper portion of piston, be connected with the nut on the screw rod, the nut is fixed at the upper end cover central point of piston cylinder and is put, end fixing at the screw rod has the hand wheel, when carrying out the medicament and adding, directly impress the medicament through the piston in the pipeline, the oil mixture of high-speed flow directly takes away the medicament from a medicine mouth, do not carry out the intensive mixing, the medicament is concentrated in the condition in a certain region appears easily, be unfavorable for the reaction of medicament, the result of use is not good.

SUMMERY OF THE UTILITY MODEL

The technique that exists is not enough to the aforesaid, the utility model discloses an improve above-mentioned condition, the utility model relates to a charge device is pressed in area provides one kind and can operate under the circumstances of pressing in area, and can make the charge device is pressed in area of the stirring of oil mixture fluid vortex.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a pressurized medicine adding device comprises a mounting seat and a medicine feeding device; the medicine feeding device is arranged in the mounting seat; the mounting seat comprises a sleeve, a ring sleeve arranged on the sleeve and a fixed cover fixedly arranged on the sleeve, and the ring sleeve positioned on the upper part of the sleeve is arranged in the fixed cover; the medicine feeding device comprises a mixing tube, a round tube with one closed end and a screw rod, and the round tube is vertically arranged on the mixing tube and is communicated with the mixing tube; a round groove is formed in the top of the closed end of the round pipe, a bearing is arranged in the round groove, and the bottom end of the screw rod is fixedly connected with an inner ring of the bearing; the top end of the fixing cover is provided with a screw hole matched with the screw rod, and the top end of the screw rod penetrates through the screw hole and is fixedly provided with a rotary table; the ring sleeve is provided with a cavity communicated with the sleeve, and when the screw rod is not screwed downwards, the mixing pipe is just positioned in the cavity; the ring sleeve is provided with a round hole communicated with the cavity, and the round pipe penetrates through the round hole.

Preferably, the upper part of the circular tube is provided with a dosing tube, the lower part of the circular tube is provided with a limiting ring, the circular tube is provided with a one-way valve, and the one-way valve is positioned between the dosing tube and the limiting ring.

Preferably, an operation opening is arranged on the side surface of the fixing cover, and the operation opening is positioned at one end of the dosing pipe.

Preferably, an I-shaped sealing ring is fixedly arranged in the round hole, and the round pipe penetrates through the I-shaped sealing ring and is in interference fit with the I-shaped sealing ring.

Preferably, a spiral structure is arranged on the inner wall of the mixing pipe.

The beneficial effects of the utility model reside in that: the spiral downward-pressing drug feeding structure is adopted, and the drug is added under pressure, so that the drug and petroleum can be fully mixed and uniformly act on each position of the pipeline.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a pressurized medicine adding device provided by the embodiment of the utility model.

Description of reference numerals:

the device comprises a sleeve 1, a ring sleeve 13, a fixed cover 11, an operation opening 12, a screw rod 3, a rotary table 31, a round pipe 2, a one-way valve 21, a limiting ring 22, a dosing pipe 24, a mixing pipe 23, a bearing 25 and an I-shaped sealing ring 4

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.

As shown in figure 1, the belt pressure medicine adding device comprises a mounting seat and a medicine feeding device; the medicine feeding device is arranged in the mounting seat; the mounting seat comprises a sleeve 1, a ring sleeve 13 arranged on the sleeve 1 and a fixed cover 11 fixedly arranged on the sleeve 1, wherein an operation opening 12 is arranged on the side surface of the fixed cover 11, the operation opening 12 is positioned at one end of a dosing pipe 24, and the ring sleeve 13 positioned at the upper part of the sleeve 1 is arranged in the fixed cover 11; the medicine feeding device comprises a mixing tube 23, a round tube 2 with one closed end and a screw rod 3, wherein the round tube 2 is vertically arranged on the mixing tube 23 and is communicated with the mixing tube 23, the inner wall of the mixing tube 23 is provided with a spiral structure, the upper part of the round tube 2 is provided with a medicine feeding tube 24, the lower part of the round tube 2 is provided with a limiting ring 22, the round tube 2 is provided with a one-way valve 21, and the one-way valve 21 is positioned between the medicine feeding tube 24 and the limiting ring 22; a round groove is arranged at the top of the closed end of the round tube 2, a bearing 25 is arranged in the round groove, and the bottom end of the screw rod 3 is fixedly connected with an inner ring of the bearing 25; the top end of the fixed cover 11 is provided with a screw hole matched with the screw rod 3, and the top end of the screw rod 3 penetrates through the screw hole and is fixedly provided with a rotary table 31; the ring sleeve 13 is provided with a cavity communicated with the sleeve 1, and when the screw rod 3 is not screwed downwards, the mixing pipe 23 is just positioned in the cavity; the ring sleeve 13 is provided with a round hole communicated with the cavity, the round pipe 2 penetrates through the round hole, an I-shaped sealing ring 4 is fixedly arranged in the round hole, the round pipe 2 penetrates through the I-shaped sealing ring 4, and the round pipe 2 is in interference fit with the I-shaped sealing ring 4.

During the use, be connected sleeve 1 both ends and petroleum pipeline fixedly, add the pencil 24 and connect the medicament delivery pump, under the initial condition, the hybrid tube 23 is in the cavity in ring cover 13, when adding the medicine, it pushes down pipe 2 and hybrid tube 23 through lead screw 3 to rotate carousel 31, send the hybrid tube 23 into sleeve 1 in, the delivery pump is from adding the pencil 24 input device with the medicament in, through pipe 2, check valve 21 and hybrid tube 23 make the medicament reach in the sleeve 1 and mix with the contact of petroleum mixed liquid, under the effect of hybrid tube 23 inner wall helical structure, the petroleum mixed liquid and the medicament in the hybrid tube 23 of flowing through take place the rotary mixing, enter into inside the petroleum pipeline, accomplish and take the area to press the medicine work.

The utility model discloses a spiral pushes down the propelling movement mode, under the inside area pressure condition of pipeline, accomplishes sending into and withdrawing of charge device, through the helical structure that mixed inside pipe wall set up, makes the mixed liquid of oil and medicament mix the stirring, and the medicament is fully dissolved in the mixed liquid of oil each department, and then makes the medicament effect of pipeline inner wall more even, and the maintenance effect is better.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A pressurized medicine adding device is characterized by comprising a mounting seat and a medicine feeding device; the medicine feeding device is arranged in the mounting seat; the mounting seat comprises a sleeve, a ring sleeve arranged on the sleeve and a fixed cover fixedly arranged on the sleeve, and the ring sleeve positioned on the upper part of the sleeve is arranged in the fixed cover; the medicine feeding device comprises a mixing tube, a round tube with one closed end and a screw rod, and the round tube is vertically arranged on the mixing tube and is communicated with the mixing tube; a round groove is formed in the top of the closed end of the round pipe, a bearing is arranged in the round groove, and the bottom end of the screw rod is fixedly connected with an inner ring of the bearing; the top end of the fixing cover is provided with a screw hole matched with the screw rod, and the top end of the screw rod penetrates through the screw hole and is fixedly provided with a rotary table; the ring sleeve is provided with a cavity communicated with the sleeve, and when the screw rod is not screwed downwards, the mixing pipe is just positioned in the cavity; the ring sleeve is provided with a round hole communicated with the cavity, and the round pipe penetrates through the round hole.

2. The under-pressure dosing device according to claim 1, wherein the circular tube has a dosing tube at an upper portion thereof and a limiting ring at a lower portion thereof, and the circular tube has a check valve thereon, the check valve being located between the dosing tube and the limiting ring.

3. The under-pressure dosing device of claim 2, wherein an operation port is disposed on a side surface of the fixed cover, and the operation port is located at one end of the dosing tube.

4. The pressurized medicine adding device as claimed in claim 1, wherein an i-shaped sealing ring is fixed in the circular hole, the circular tube passes through the i-shaped sealing ring and is in interference fit with the i-shaped sealing ring.

5. The pressurized dosing device of claim 1 wherein the mixing tube has a helical configuration on an inner wall thereof.