CN218780342U - Oil well casing pipe charge device - Google Patents

Abstract

The utility model relates to an oil well sleeve pipe charge device for add the medicine to the oil well sleeve pipe, be provided with the sleeve pipe valve on the oil well sleeve pipe, charge device on including atmospheric pressure balancing unit and setting, the oil well sleeve pipe is connected with atmospheric pressure balancing unit. The utility model discloses both can add the medicine to the oil well sleeve pipe, can carry out recycle to associated gas again.

Description

Oil well casing pipe charge device

Technical Field

The utility model relates to an oil well sleeve pipe charge device.

Background

In the process of oil exploitation, associated gas in oil exploitation is often carried in an oil well casing, so that relatively large air pressure exists in the oil well casing, and the oil well casing cannot be dosed. The existing method is to empty the associated gas first, which causes the waste of the associated gas.

Present file CN202120842651.0, a crude oil storage tank associated gas recovery unit, relate to oil field station field associated gas recovery technical field, the technical problem of carrying crude oil secretly in the associated gas that the compressor work efficiency is low and carry after the compression among the current crude oil storage tank associated gas recovery unit, including the crude oil storage tank, the associated gas compressor, associated gas pipe network and associated gas consumption device, the crude oil storage tank passes through the pipeline and is connected with the associated gas compressor, the associated gas compressor passes through the pipeline and is connected with associated gas consumption device, the associated gas pipe network sets up between associated gas compressor and associated gas consumption device, be equipped with oil and gas separator between crude oil storage tank and the associated gas compressor, be equipped with desicator and degreaser between associated gas compressor and the associated gas pipe network.

The prior document CN 20132065656567.5 is a recycling device for associated gas of a remote well, which comprises an associated gas pretreatment tank, an associated gas compressor and an associated gas adsorption tank; associated gas preliminary treatment jar is by supreme stock solution section, defogging section and the buffer section of setting gradually down, and the gas inlet intercommunication of pipeline and associated gas preliminary treatment jar lower part is passed through to the associated gas in the oil well sleeve pipe, and the gas outlet of associated gas preliminary treatment jar is connected with the gas inlet of associated gas compressor, and the gas outlet of associated gas compressor is connected with the gas inlet of associated gas adsorption tanks.

By adopting the two modes, although the recycling of the associated gas can be completed, the waste of the associated gas is avoided, but the problem of dosing of the oil well casing can not be solved at the same time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an oil well casing charge device is provided which can not only charge the oil well casing, but also recycle the associated gas.

The utility model adopts the following technical scheme:

the utility model is used for add the medicine to the oil well sleeve pipe, be provided with the sleeve pipe valve on the oil well sleeve pipe, including atmospheric pressure balancing unit and the charge device of setting on, the oil well sleeve pipe is connected with atmospheric pressure balancing unit.

Atmospheric pressure balancing unit includes the staving, sets up in the staving below and the discharge tube of one end and the inboard intercommunication of staving, sets up at the quick-operation joint of the discharge tube other end and one end intercommunication sets up at the discharge tube and the other end sets up the balance pipe on charge device, charge device sets up the top at the staving, the oil well sleeve pipe is connected with the quick-operation joint.

The dosing device comprises a dosing pipe with a lower port communicated with the upper port of the barrel body, a dosing funnel arranged on the upper port of the dosing pipe, and a dosing valve arranged on the dosing pipe and below the dosing funnel, wherein the balance pipe is communicated with the dosing pipe and is arranged below the dosing valve.

The upper end of staving is provided with the gas vent.

Arrange and be provided with balanced valve on the pencil, balanced valve is located the junction of dosing pipe and staving and adds the position between the junction of dosing pipe and balanced pipe.

The center position that the intercommunication department of arranging pencil and staving is located the staving bottom surface puts.

The bottom surface of the barrel body is a plane.

The utility model discloses positive effect as follows:

when the device is used, the sleeve valve and the balance valve are closed, the dosing valve is opened, the exhaust port is opened, liquid medicine is added into the barrel body through the dosing hopper and the dosing pipe, and original gas in the barrel body is exhausted through the exhaust port; after the medicine is added in the barrel, the medicine adding valve is firstly closed and the exhaust port is blocked, then the sleeve valve is opened, the associated gas in the oil well sleeve reaches the upper part of the liquid medicine through the balance pipe, the pressure above the liquid medicine is the same as that below the liquid medicine, finally the balance valve is opened, and the liquid medicine in the barrel enters the oil well sleeve through the medicine discharging pipe under the action of the self gravity. After all the liquid medicines are discharged, the barrel body is filled with the associated gas, and at the moment, the associated gas can be collected in other containers through the exhaust port.

Drawings

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

fig. 2 is a schematic structural view of embodiment 2 of the present invention;

fig. 3 is a schematic structural view of embodiment 3 of the present invention;

fig. 4 is a schematic view of the position of the exhaust port according to the present invention.

In the drawings: 1. an oil well casing; 2. a sleeve valve; 3. a barrel body; 4. a medicine discharging pipe; 5. a quick coupling; 6. a balance tube; 7. a medicine feeding pipe; 8. a dosing funnel; 9. a dosing valve; 10. an exhaust port; 11. and (4) balancing the valve.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

In the description of the present application, it is to be understood that the directions or positional relationships indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the directions or positional relationships shown in the drawings, and are for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

Example 1

As shown in the accompanying drawings 1-4, the utility model is used for add the medicine to oil well casing 1, be provided with casing valve 2 on the oil well casing 1, including atmospheric pressure balancing unit and the charge device of setting on, oil well casing 1 is connected with atmospheric pressure balancing unit.

The air pressure balancing device comprises a barrel body 3, a medicine discharging pipe 4, a quick coupling 5 and a balancing pipe 6, wherein the medicine discharging pipe 4 is arranged below the barrel body 3, one end of the medicine discharging pipe is communicated with the inner side of the barrel body 3, the quick coupling 5 is arranged at the other end of the medicine discharging pipe 4, one end of the balancing pipe is communicated with the medicine discharging pipe 4, the other end of the balancing pipe is arranged on the medicine adding device, the medicine adding device is arranged above the barrel body 3, and the oil well casing pipe 1 is connected with the quick coupling 5. The tub 3 is generally fixed to a support frame or a trailer.

The medicine adding device comprises a medicine adding pipe 7 with a lower port communicated with the upper part of the barrel body 3, a medicine adding funnel 8 arranged on the upper port of the medicine adding pipe 7, and a medicine adding valve 9 arranged on the medicine adding pipe 7 and positioned below the medicine adding funnel 8, and the balance pipe 6 is communicated with the medicine adding pipe 7 and is positioned below the medicine adding valve 9.

Example 2

As shown in fig. 1 to 4, according to embodiment 1, the upper end of the tub 3 is provided with an exhaust port 10.

Example 3

As shown in the attached figures 1-4, based on the embodiment 1 and the embodiment 2, the connection position of the drug discharge pipe 4 and the barrel body 3 is positioned at the central position of the bottom surface of the barrel body 3. The medicine discharging pipe 4 is provided with a balance valve 11, and the balance valve 11 is positioned at the joint of the medicine feeding pipe 7 and the barrel body 3 and the position between the joint of the medicine feeding pipe 7 and the balance pipe 6. The bottom surface of the barrel body 3 is a plane.

When the device is used, the sleeve valve 2 and the balance valve 11 are closed, the dosing valve 9 is opened, the exhaust port 10 is opened, liquid medicine is added into the barrel body 3 through the dosing hopper 8 and the dosing pipe 7, and original gas in the barrel body 3 is exhausted through the exhaust port 10; after the medicine is added in the barrel, the medicine adding valve 9 is closed firstly, the air exhaust port 10 is sealed, the sleeve valve 2 is opened, the associated gas in the oil well sleeve 1 reaches the upper part of the liquid medicine through the balance pipe 6 at the moment, the pressure of the upper part and the lower part of the liquid medicine is the same at the moment, the balance valve 11 is opened finally, and the liquid medicine in the barrel body 3 enters the oil well sleeve 1 through the medicine discharging pipe 4 under the action of the self gravity. After the liquid medicine is completely discharged, the barrel body 3 is filled with the associated gas, and at the moment, the associated gas can be collected in other containers through the exhaust port 10.

At present, the technical scheme of the application has been subjected to a pilot plant test, namely a small-scale experiment before large-scale mass production of products; after the pilot test is finished, the investigation for the use of the user is carried out in a small range, and the investigation result shows that the satisfaction degree of the user is higher; the preparation of products for formal production for industrialization (including intellectual property risk early warning research) has been set forth.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims (5)

1. The utility model provides an oil well sleeve pipe charge device for add the medicine to oil well sleeve pipe (1), be provided with sleeve pipe valve (2) on oil well sleeve pipe (1), its characterized in that: the oil well casing (1) is connected with the air pressure balancing device;

the air pressure balancing device comprises a barrel body (3), a medicine discharge pipe (4) which is arranged below the barrel body (3) and one end of which is communicated with the inner side of the barrel body (3), a quick connector (5) which is arranged at the other end of the medicine discharge pipe (4), and a balancing pipe (6) of which one end is communicated with the medicine discharge pipe (4) and the other end is arranged on a medicine adding device, wherein the medicine adding device is arranged above the barrel body (3), and the oil well casing pipe (1) is connected with the quick connector (5);

the dosing device comprises a dosing pipe (7) with a lower port communicated with the upper part of the barrel body (3), a dosing funnel (8) arranged on the upper port of the dosing pipe (7), and a dosing valve (9) arranged on the dosing pipe (7) and positioned below the dosing funnel (8), wherein the balance pipe (6) is communicated with the dosing pipe (7) and the communicated part is positioned below the dosing valve (9).

2. The well casing medicating device of claim 1, wherein: an exhaust port (10) is arranged at the upper end of the barrel body (3).

3. The well casing medicating device of claim 2, wherein: arrange and be provided with balanced valve (11) on pencil (4), balanced valve (11) are located the junction of dosing pipe (7) and staving (3) and the position between the junction of dosing pipe (7) and balanced pipe (6).

4. The well casing medicating device of claim 3, wherein: the communicating part of the medicine discharging pipe (4) and the barrel body (3) is positioned at the central position of the bottom surface of the barrel body (3).

5. The well casing medicating device of claim 4, wherein: the bottom surface of the barrel body (3) is a plane.

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