CN206458412U - Water-blending heat tracing device - Google Patents
Water-blending heat tracing device Download PDFInfo
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- CN206458412U CN206458412U CN201621456004.1U CN201621456004U CN206458412U CN 206458412 U CN206458412 U CN 206458412U CN 201621456004 U CN201621456004 U CN 201621456004U CN 206458412 U CN206458412 U CN 206458412U
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- top connection
- travelling valve
- water
- heat tracing
- tracing device
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Abstract
The utility model discloses a kind of water-blending heat tracing device, it is related to oil-gas mining technical field, and the water-blending heat tracing device includes:Having inside top connection, the top connection inside the first flow for connecting the top connection top and bottom, the top connection has the second flow channel for connecting the top connection lower end and top connection side wall;It is connected to the overcoat of the top connection lower end;The travelling valve in the overcoat is arranged on, the travelling valve is connected to control the opening and closing of the second flow channel with the second flow channel.Water-blending heat tracing device in the utility model can effectively solve the problem that in high solidifying oily oil recovery process temperature reduction viscosity rise during because of wellbore lift and caused by card well phenomenon, while also avoid because the complicated of hollow stem and caused by circulation frictional resistance it is larger the problem of.
Description
Technical field
The utility model is related to oil-gas mining technical field, more particularly to a kind of water-blending heat tracing device.
Background technology
Solidifying oil exploitation high at present is main to use electric tracing technique, improves production fluid temperature using electric energy heating, realizes viscosity reduction
Exploitation.Electric tracing technique power consumption is huge, nearly thousand degree of optimization amount, in order to reduce cost of winning, begins one's study in recent years
Using hot water circuit heat tracing technique, the technique will be added from heat tracing energy consumption substantially is converted into natural gas by electric energy with day hot gas
Hot water circuit after heat is passed through in hollow stem, because hot water is circulated in hollow stem, causes hollow stem spar structure complicated, therefore
Cause the problem of circulation frictional resistance is larger.
It should be noted that the introduction of technical background is intended merely to above the convenient technical scheme to the application carry out it is clear,
Complete explanation, and facilitate the understanding of those skilled in the art and illustrate.Can not be merely because these schemes be the application's
Background section is set forth and thinks that above-mentioned technical proposal is known to those skilled in the art.
Utility model content
In order to overcome the drawbacks described above of prior art, the utility model embodiment technical problem to be solved there is provided
A kind of water-blending heat tracing device, its can effectively solve the problem that in high solidifying oily oil recovery process temperature reduction viscosity rise during because of wellbore lift and
The card well phenomenon caused, at the same can also avoid because of the complicated of hollow stem and caused by hot water circuit frictional resistance larger ask
Topic.
The concrete technical scheme of the utility model embodiment is:
A kind of water-blending heat tracing device, the water-blending heat tracing device includes:
There is the first flow for connecting the top connection top and bottom inside top connection, the top connection, it is described on connect
Head is internal to have the second flow channel for connecting the top connection lower end and top connection side wall;
It is connected to the overcoat of the top connection lower end;
The travelling valve in the overcoat is arranged on, the travelling valve is connected to control described second with the second flow channel
The opening and closing of runner.
Preferably, the top connection has through hole in the axial direction, and the top connection radially has perforate, described
Through hole intersects to form the second flow channel with the perforate.
Preferably, the through hole is located at the middle part of the top connection, and the through hole is connected with the lower end of the top connection.
Preferably, the overcoat is in hollow tubulose.
Preferably, the travelling valve includes travelling valve body, the limit spring being arranged in the travelling valve body, moved about
Valve valve ball and travelling valve base, described limit spring one end offset with the travelling valve body, the limit spring other end with
The travelling valve valve ball offsets or is connected, and the travelling valve valve ball can offset with the travelling valve base.
Preferably, the limit spring is located at close to the side of the second flow channel with one end that the travelling valve body offsets
To the other end that the limit spring offsets or is connected with the travelling valve valve ball is located remotely from the side of the second flow channel
To.
Preferably, when the travelling valve valve ball and the travelling valve base offset, the first flow and described second
Runner mutually disconnects;When the travelling valve valve ball and the travelling valve base phase separation, the first flow and the second flow channel
Connection.
Preferably, it is connected between the travelling valve and the top connection by sub-coupling, described sub-coupling one end
It is connected with the travelling valve body, the sub-coupling other end is connected with the second flow channel of the top connection.
Preferably, described sub-coupling one end is connected with the travelling valve body by screw thread, and the sub-coupling is another
One end is connected with the lower end of the top connection by screw thread.
Preferably, one end of the travelling valve is connected with the second flow channel, and the other end of the travelling valve is connected with
Filtration members.
Preferably, the filtration members are filter sieve tube.
Preferably, one end closing of the filter sieve tube, the other end of the filter sieve tube is connected with the travelling valve.
The technical solution of the utility model has following notable beneficial effect:
1st, have inside the top connection in the water-blending heat tracing device in the utility model and connect the top connection lower end and institute
The travelling valve stated in the second flow channel of top connection side wall, the overcoat of water-blending heat tracing device can control the opening and closing of the second flow channel,
When need to inject hot water the position under high solidifying oily oil well is heated when, hot water inputs first-class to top connection from hollow stem
Road, and then hot water opens travelling valve under pressure, then from second flow channel flows out to oil pipe, second flow channel outflow
Position is corresponding with underground oil well paraffinication point position, and hot water is contacted with the wax deposition point of tube inner wall, by heat exchange wax melting, realizes
The water mixing heat tracing of high-solidifiability oil well.Hot water is directly expelled to the wax deposition point in oil pipe by the water-blending heat tracing device in the utility model,
Without being circulated to hot water, therefore the structure of hollow stem is relatively simple, and the frictional resistance that hot water flows through hollow stem is smaller.
2nd, limit spring is provided with the travelling valve of the water-blending heat tracing device in the utility model, it can effectively control trip
The opening of valve is moved, crude oil when preventing from stopping note in oil pipe etc. pours in down a chimney in water-blending heat tracing device.
Brief description of the drawings
Accompanying drawing described here is only used for task of explanation, and is not intended in any way limit disclosed in the utility model
Scope.In addition, shape and proportional sizes of each part in figure etc. are only schematical, it is used to help to reason of the present utility model
Solution, is not the specific shape and proportional sizes for limiting each part of the utility model.Those skilled in the art is new in this practicality
Under the teaching of type, various possible shapes and proportional sizes can be selected to implement the utility model as the case may be.
Fig. 1 is the cross-sectional view of water-blending heat tracing device in the utility model embodiment.
The reference of the figures above:1st, top connection;11st, first flow;12nd, second flow channel;121st, through hole;122nd, open
Hole;2nd, overcoat;3rd, travelling valve;31st, move about valve body;32nd, limit spring;33rd, move about valve base;34th, travelling valve valve ball;4th, become
Footpath box cupling;5th, filtration members.
Embodiment
With reference to the description of accompanying drawing and the utility model embodiment, can clearly it understand of the present utility model
Details.But, embodiment of the present utility model described here is only used for explaining the purpose of this utility model, without
It can be understood as being to limitation of the present utility model in any way.Under teaching of the present utility model, technical staff is contemplated that
Based on any possible deformation of the present utility model, these are regarded as belonging to scope of the present utility model.Need explanation
It is that when element is referred to as " being arranged at " another element, it directly on another element or be able to can also be present placed in the middle
Element.When an element is considered as " connection " another element, it can be directly to another element or can
There can be centering elements simultaneously.Term " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be mechanically connect or
Electrical connection or the connection of two element internals, can be joined directly together, can also be indirectly connected to by intermediary,
For the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.Made herein
Term " vertical ", " level ", " on ", " under ", "left", "right" and similar statement simply to illustrate that mesh
, it is unique embodiment to be not offered as.
Unless otherwise defined, all of technologies and scientific terms used here by the article and the technical field of the application is belonged to
The implication that technical staff is generally understood that is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term as used herein "and/or" includes one or more
The arbitrary and all combination of related Listed Items.
In order to effectively solve in high solidifying oily oil recovery process the temperature reduction viscosity rise when the wellbore lift and caused by Ka Jing
Phenomenon, at the same avoid in hot water circuit heat tracing technique because of the complicated of hollow stem and caused by hot water circuit frictional resistance larger ask
Topic, proposes a kind of water-blending heat tracing device in this application, and Fig. 1 is the section of water-blending heat tracing device in the utility model embodiment
Structural representation, as shown in figure 1, the water-blending heat tracing device includes:Top connection 1, the inside of top connection 1 has in connection top connection 1
End and the first flow 11 of lower end, the inside of top connection 1 have the second flow channel 12 of the connection lower end of top connection 1 and the side wall of top connection 1;
It is connected to the overcoat 2 of the lower end of top connection 1;The travelling valve in overcoat 2 is arranged on, travelling valve is connected to control with second flow channel 12
The opening and closing of second flow channel 12.
The inside of top connection 1 in water-blending heat tracing device in the utility model has the connection lower end of top connection 1 and top connection 1
Travelling valve in the second flow channel 12 of side wall, the overcoat 2 of water-blending heat tracing device can control the opening and closing of second flow channel 12, when need note
When entering hot water the position under high solidifying oily oil well being heated, hot water is inputted to the first flow 11 of top connection 1 from hollow stem, is entered
And hot water opens travelling valve under pressure, then from second flow channel 12 flows out to oil pipe, what second flow channel 12 flowed out
Position is corresponding with underground oil well paraffinication point position, and hot water is contacted with the wax deposition point of tube inner wall, by heat exchange wax melting, realizes
The water mixing heat tracing of high-solidifiability oil well.Hot water is directly expelled to the wax deposition point in oil pipe by the water-blending heat tracing device in the utility model,
High solidifying oil wax deposition point caused by temperature is reduced in oil pipe is excluded, efficiently solved in high solidifying oily oil recovery process because of wellbore lift
The card well phenomenon that Shi Wendu reduction viscosity is raised and caused.Meanwhile, without being circulated to hot water, therefore connection water mixing heat tracing dress
The structure for the hollow stem put is relatively simple, and the frictional resistance that hot water flows through hollow stem is smaller.
In order to be better understood by the water-blending heat tracing device in the utility model, it will be further explained and said below
It is bright.As shown in figure 1, the inside of top connection 1 has the first flow 11 of connection top connection 1 top and bottom, the inside of top connection 1 has
Connect the second flow channel 12 of the lower end of top connection 1 and the side wall of top connection 1.In a kind of feasible embodiment, first flow 11 can
Think a plurality of, it is in circumferentially distributed around the axis of top connection 1.Top connection 1 has through hole 121 in the axial direction, and top connection 1 is along footpath
There is perforate 122 to direction, through hole 121 intersects to form second flow channel 12 with perforate 122.Through hole 121 is located in top connection 1
Portion, through hole 121 is connected with the lower end of top connection 1.The upper end of through hole 121 is not through top connection 1.
As shown in figure 1, the middle part of the lower end of top connection 1 has external screw thread or internal thread, it is used to be connected with travelling valve.
The upper end of top connection 1 has internal thread, and it is used to be connected with hollow stem, and the lower end of top connection 1 has external screw thread, its be used for
Overcoat 2 is connected.
As shown in figure 1, overcoat 2 is connected to the lower end of top connection 1, the upper end of overcoat 2 has internal thread, its with top connection 1
The external screw thread at end is connected.Overcoat 2 is in hollow tubulose.The lower end of overcoat 2 has internal thread, and it is used to connect other parts.
As shown in figure 1, travelling valve is arranged in overcoat 2, travelling valve is connected to control second flow channel with second flow channel 12
12 opening and closing.Specifically, travelling valve includes travelling valve body 31, the limit spring 32 being arranged in travelling valve body 31, trip
Dynamic valve valve ball 34 and travelling valve base 33, one end of limit spring 32 offset with travelling valve body 31, the other end of limit spring 32 and
Travelling valve valve ball 34 offsets or is connected, and travelling valve valve ball 34 can offset with travelling valve base 33.Limit spring 32 and travelling valve
One end that valve body 31 offsets is located at close to the direction of second flow channel 12, and limit spring 32 offsets or is connected with travelling valve valve ball 34
The other end be located remotely from the direction of second flow channel 12.When travelling valve valve ball 34 and travelling valve base 33 offset, first flow
11 mutually disconnect with second flow channel 12;When travelling valve valve ball 34 is separated with travelling valve base 33, first flow 11 and second flow channel
12 connections.Limit spring 32 is provided with the travelling valve during this implementation is new, it can effectively control the opening of travelling valve, prevented
Crude oil when only stopping note in oil pipe etc. pours in down a chimney in water-blending heat tracing device.
In a preferred embodiment, as shown in figure 1, being connected between travelling valve and top connection 1 by sub-coupling 4
Connect, the one end of sub-coupling 4 is connected with travelling valve body 31, the other end of sub-coupling 4 is connected with the second flow channel 12 of top connection 1
It is logical.The one end of sub-coupling 4 is connected with travelling valve body 31 by screw thread, and the other end of sub-coupling 4 and the lower end of top connection 1 lead to
Screw thread is crossed to be connected.Sub-coupling 4 can cause various sizes of travelling valve to be connected with top connection 1, can so effectively improve
The scope selected travelling valve.
In a preferred embodiment, as shown in figure 1, one end of travelling valve is connected with second flow channel 12, move about
The other end of valve is connected with filtration members 5.Filtration members 5 can be filter sieve tube.Filter sieve tube one end closing, filter sieve tube it is another
One end is connected with travelling valve.Filtration members 5 can effectively prevent pollutant from paving travelling valve valve ball 34, and then ensure that trip
The reliability of the dynamic opening and closing of valve valve ball 34.
The underground work process of water-blending heat tracing device in the utility model is as follows:The overcoat 2 of water-blending heat tracing device is with using
In the hollow stem connection of sedimentation impurity, the upper connection of water-blending heat tracing device is connected with the hollow stem for injecting hot water;By sky
Core bar and the device are sequentially connected in tripping in high-solidifiability oil well in oil pipe near wax deposition point, and bring in backward hollow stem injection heat
Water, hot water flow to the outside of filtration members 5 by first flow 11, and travelling valve valve ball 34 is flow to after filtering, under pressure,
Limit spring 32 is compressed, while travelling valve valve ball 34 is moved up, hot water flows out water-blending heat tracing device by second flow channel 12 and noted
Enter in oil pipe, hot water is contacted with the wax deposition point of tube inner wall, by heat exchange wax melting, and then realizes the water mixing companion of high-solidifiability oil well
Heat.
Water-blending heat tracing device in the utility model carries out test of many times on the high-solidifiability oil well of Shenyang oil recovery factory at present,
It, which can be realized to underground oil well paraffinication point position, mixes hot water, it is ensured that the normal production of high-solidifiability oil well.
Each above-mentioned embodiment in this specification is described by the way of progressive, identical between each embodiment
Similar portion is cross-referenced, and what each embodiment was stressed is and other embodiment difference.
All articles and reference disclosed, including patent application and publication, for various purposes by quoting knot
Together in this.Describe the term " substantially by ... constitutes " of combination should include determined by element, composition, part or step and reality
There is no other elements, composition, part or the step of the basic novel feature for influenceing the combination in matter.Using term "comprising" or
" comprising " describes the combination of element here, composition, part or step it is also contemplated that basic by these elements, composition, part
Or the embodiment that step is constituted.Here by using term " can with ", it is intended to which illustrate that " can with " include is described any
Attribute is all optional.Multiple element, composition, part or step can be carried by single integrated component, composition, part or step
For.Alternatively, single integrated component, composition, part or step can be divided into multiple element, composition, part or the step of separation
Suddenly.For describe the open "a" or "an" of element, composition, part or step do not say in order to exclude other elements, into
Point, part or step.
It the foregoing is only several embodiments of the present utility model, although the embodiment disclosed by the utility model is such as
On, but the content is only to facilitate the embodiment for understanding the utility model and using, is not intended to limit this practicality new
Type.Any the utility model person of ordinary skill in the field, is not departing from the spirit and scope disclosed by the utility model
On the premise of, any modification and change, but patent of the present utility model can be made in the formal and details of embodiment
Protection domain, the scope that must be still defined by appended claims is defined.
Claims (12)
1. a kind of water-blending heat tracing device, it is characterised in that the water-blending heat tracing device includes:
Have inside top connection, the top connection in the first flow for connecting the top connection top and bottom, the top connection
Portion has the second flow channel for connecting the top connection lower end and top connection side wall;
It is connected to the overcoat of the top connection lower end;
The travelling valve in the overcoat is arranged on, the travelling valve is connected to control the second flow channel with the second flow channel
Opening and closing.
2. water-blending heat tracing device according to claim 1, it is characterised in that the top connection has logical in the axial direction
Hole, the top connection radially has perforate, and the through hole intersects to form the second flow channel with the perforate.
3. water-blending heat tracing device according to claim 2, it is characterised in that the through hole is located in the top connection
Portion, the through hole is connected with the lower end of the top connection.
4. water-blending heat tracing device according to claim 1, it is characterised in that the overcoat is in hollow tubulose.
5. water-blending heat tracing device according to claim 1, it is characterised in that the travelling valve includes travelling valve body, set
Put limit spring, travelling valve valve ball and travelling valve base in the travelling valve body, described limit spring one end with it is described
Travelling valve body offsets, and the limit spring other end offsets or is connected with the travelling valve valve ball, the travelling valve valve ball
It can be offseted with the travelling valve base.
6. water-blending heat tracing device according to claim 5, it is characterised in that the limit spring and the travelling valve body
The one end offseted is located at close to the direction of the second flow channel, and the limit spring offsets or is connected with the travelling valve valve ball
The other end be located remotely from the direction of the second flow channel.
7. water-blending heat tracing device according to claim 5, it is characterised in that when the travelling valve valve ball and the travelling valve
When valve seat offsets, the first flow mutually disconnects with the second flow channel;When the travelling valve valve ball and the travelling valve base
It is separated, the first flow is connected with the second flow channel.
8. water-blending heat tracing device according to claim 5, it is characterised in that lead between the travelling valve and the top connection
Cross sub-coupling to be connected, described sub-coupling one end is connected with the travelling valve body, the sub-coupling other end with
The second flow channel of the top connection is connected.
9. water-blending heat tracing device according to claim 8, it is characterised in that described sub-coupling one end and the travelling valve
Valve body is connected by screw thread, and the sub-coupling other end is connected with the lower end of the top connection by screw thread.
10. water-blending heat tracing device according to claim 1, it is characterised in that one end of the travelling valve and described second
Runner is connected, and the other end of the travelling valve is connected with filtration members.
11. water-blending heat tracing device according to claim 10, it is characterised in that the filtration members are filter sieve tube.
12. water-blending heat tracing device according to claim 11, it is characterised in that one end closing of the filter sieve tube, institute
The other end for stating filter sieve tube is connected with the travelling valve.
Priority Applications (1)
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CN201621456004.1U CN206458412U (en) | 2016-12-28 | 2016-12-28 | Water-blending heat tracing device |
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CN201621456004.1U CN206458412U (en) | 2016-12-28 | 2016-12-28 | Water-blending heat tracing device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112065328A (en) * | 2019-06-10 | 2020-12-11 | 中国石油天然气股份有限公司 | Device and method for cleaning wax in oil pipe through hot washing |
CN112065327A (en) * | 2019-06-10 | 2020-12-11 | 中国石油天然气股份有限公司 | Hollow rod internal circulation paraffin removal device and method |
-
2016
- 2016-12-28 CN CN201621456004.1U patent/CN206458412U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112065328A (en) * | 2019-06-10 | 2020-12-11 | 中国石油天然气股份有限公司 | Device and method for cleaning wax in oil pipe through hot washing |
CN112065327A (en) * | 2019-06-10 | 2020-12-11 | 中国石油天然气股份有限公司 | Hollow rod internal circulation paraffin removal device and method |
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