CN209131182U - A kind of same well geothermal energy resources backflow device - Google Patents
A kind of same well geothermal energy resources backflow device Download PDFInfo
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- CN209131182U CN209131182U CN201920245539.1U CN201920245539U CN209131182U CN 209131182 U CN209131182 U CN 209131182U CN 201920245539 U CN201920245539 U CN 201920245539U CN 209131182 U CN209131182 U CN 209131182U
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- filter plate
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- composite heat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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Abstract
The utility model discloses a kind of same well geothermal energy resources backflow devices, including ground heat exchanger, the input terminal of the ground heat exchanger is provided with liner composite heat-insulating, the inside of the liner composite heat-insulating is provided with screw pump against the top, and the inside of liner composite heat-insulating is provided with filter sand component on the lower, the filter sand component is provided with female stifled far from the side of screw pump；The utility model liner composite heat-insulating is equipped with filter sand component, filter sand component is mainly made of screen casing, water inlet, the first filter plate, the second filter plate and third filter plate, GEOTHERMAL WATER enters from the inlet in screen casing in pumping process, then in turn through after the first filter plate, the second filter plate and third filter plate enter liner composite heat-insulating upper section, this structure design can utmostly filter the silt in GEOTHERMAL WATER, mitigate the abrasion with husky water to liner composite heat-insulating, it is easy to process, use simple, suitable large-scale promotion use.
Description
Technical field
The utility model belongs to resource exploitation technical field, and in particular to a kind of same well geothermal energy resources backflow device.
Background technique
Geothermal energy resources refer to the recoverable heat energy for being stored in earth interior, are not only a kind of most valuable comprehensive mineral products
Resource or a kind of energy resources of cleaning, function is more, and purposes is wide, for power generation, heating etc. utilization, for many years practice have shown that,
The comprehensive development and utilization of geothermal energy resources, society, economy and environmental benefit are very significant, have shown that in developing national economy
Increasingly important role.
The same well geothermal energy resources backflow device of the prior art has the following problems: because silt is more in GEOTHERMAL WATER, carrying out ground
Filtering in time is needed when thermal water resource utilizes, not so silt enters pipeline together with water flow, pipeline can be caused to wear, but it is existing
There is the screen construction of same well geothermal energy resources backflow device simple, strainability is poor, is easy to shorten the service life of pipeline.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of same well geothermal energy resources recharge dress
It sets, has and mitigate band husky water liner composite heat-insulating is worn, it is easy to process, using simple, it is suitble to large-scale promotion to use, mentions
The characteristics of high backflow device service life.
To achieve the above object, the utility model provides the following technical solutions: a kind of same well geothermal energy resources backflow device, packet
Ground heat exchanger is included, the input terminal of the ground heat exchanger is provided with liner composite heat-insulating, the liner composite heat-insulating
Inside is provided with screw pump against the top, and the inside of liner composite heat-insulating is provided with filter sand component, the filter sand group on the lower
Part is provided with mother far from the side of screw pump and blocks up, and the outside of the liner composite heat-insulating is provided with casing, and the liner is compound
Against the top between instlated tubular and casing is fixed by tubing anchor, and the setting on the lower between liner composite heat-insulating and casing
Have a packer, described sleeve pipe on the lower and be located above packer and be provided with re-injection mouth, described sleeve pipe on the lower and position
Extraction mouth is provided with below packer.
Preferably, the liner composite heat-insulating includes upper section, lower section and internal screw thread, wherein is set below the upper section
It is equipped with lower section, the upper section is provided with internal screw thread on one end inner sidewall of upper section close to one end of lower section and lower section.
Preferably, the filter sand component includes external screw thread, the first filter plate, water inlet, screen casing, the second filter plate, third
Filter plate and connector, wherein the two sides up and down of the screen casing are symmetrically arranged with connector, set on the lateral wall of the connector
It is equipped with external screw thread, the inside of the screen casing is respectively arranged with the first filter plate, the second filter plate and third filter plate, and described first
Filter plate, the second filter plate and third filter plate are successively arranged from the bottom up, on the side wall of the screen casing and are located at the first filtering
Water inlet is provided with below plate.
Preferably, the diameter of the liner composite heat-insulating is less than the diameter of casing, the liner composite heat-insulating and set
When pipe is fixed, there is a fixed gap between liner composite heat-insulating and casing, the gap is re-injection channel.
Preferably, logical between the water outlet and ground heat exchanger and re-injection channel of the ground heat exchanger and screw pump
Water pipe connection is crossed, is provided with shut-off valve on the water pipe.
Preferably, the internal circulation GEOTHERMAL WATER of the liner composite heat-insulating, the liner composite heat-insulating and casing
Underground water after gap location circulation heat exchange.
Preferably, filter hole is offered on first filter plate, the second filter plate and third filter plate, described first
Filtering bore dia on filter plate, the second filter plate and third filter plate is arranged from big to small.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model liner composite heat-insulating is equipped with filter sand component, and filter sand component is mainly by screen casing, water inlet, the
One filter plate, the second filter plate and third filter plate are constituted, and GEOTHERMAL WATER enters from the inlet in screen casing in pumping process, then according to
It is secondary to enter liner composite heat-insulating upper section, this structure after the first filter plate, the second filter plate and third filter plate
Design can utmostly filter the silt in GEOTHERMAL WATER, mitigate the abrasion with husky water to liner composite heat-insulating, easy to process,
Use simple, suitable large-scale promotion use.
2, the utility model liner composite heat-insulating is divided into upper section and lower section two parts, and filter sand component and liner it is compound every
It is threadedly connected between the upper section and lower section two parts of heat pipe, such structure design neither influences filter sand component
Normal use, but also facilitate operator's later maintenance or replacement filter sand component, improve the service life of backflow device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model liner composite heat-insulating and filter sand component connection relationship.
Fig. 3 is the structural schematic diagram of the utility model filter sand component.
In figure: 1, ground heat exchanger；2, screw pump；3, tubing anchor；4, liner composite heat-insulating；41, upper section；42, lower section；
43, internal screw thread；5, packer；6, filter sand component；61, external screw thread；62, the first filter plate；63, water inlet；64, screen casing；65,
Two filter plates；66, third filter plate；67, connector；7, female stifled；8, mouth is produced；9, re-injection mouth；10, casing.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model the following technical schemes are provided: a kind of same well geothermal energy resources backflow device, including
Ground heat exchanger 1, the input terminal of ground heat exchanger 1 are provided with liner composite heat-insulating 4, and the inside of liner composite heat-insulating 4 is leaned on
Top is provided with screw pump 2, and the inside of liner composite heat-insulating 4 is provided with filter sand component 6 on the lower, and filter sand component 6 is separate
The side of screw pump 2 is provided with female stifled 7, and the outside of liner composite heat-insulating 4 is provided with casing 10, in order to recycle, liner
Underground water after the gap location circulation heat exchange of the internal circulation GEOTHERMAL WATER of composite heat-insulating 4, liner composite heat-insulating 4 and casing 10,
In order to facilitate the backflow of underground water after heat exchange, the diameter of liner composite heat-insulating 4 is less than the diameter of casing 10, liner compound heat-insulation
When pipe 4 and fixed casing 10, there is a fixed gap between liner composite heat-insulating 4 and casing 10, gap is re-injection channel, in order to
Facilitate control, passes through water pipe between the water outlet and ground heat exchanger 1 of ground heat exchanger 1 and screw pump 2 and re-injection channel
It connects, is provided with shut-off valve on water pipe, it is fixed by tubing anchor 3 against the top between liner composite heat-insulating 4 and casing 10, and
Be provided with packer 5 on the lower between liner composite heat-insulating 4 and casing 10, casing 10 on the lower and be located at packer 5
Top be provided with re-injection mouth 9, casing 10 on the lower and be located at the lower section of packer 5 and be provided with extraction mouth 8.
It is connected for convenience with filter sand component 6, liner composite heat-insulating 4 includes upper section 41, lower section 42 and internal screw thread 43,
Wherein, the lower section of upper section 41 is provided with lower section 42, and upper section 41 is close to one end of lower section 42 and lower section 42 close to the one of upper section 41
Internal screw thread 43 is provided on the inner sidewall of end.
For better filter sand effect, filter sand component 6 includes external screw thread 61, the first filter plate 62, water inlet 63, screen casing
64, the second filter plate 65, third filter plate 66 and connector 67, wherein the two sides up and down of screen casing 64 are symmetrically arranged with connector
67, external screw thread 61 is provided on the lateral wall of connector 67, and the inside of screen casing 64 is respectively arranged with the first filter plate 62, the second mistake
Filter plate 65 and third filter plate 66, the first filter plate 62, the second filter plate 65 and third filter plate 66 are successively arranged from the bottom up,
In order to utmostly filter the silt in GEOTHERMAL WATER, opened on the first filter plate 62, the second filter plate 65 and third filter plate 66
Equipped with filter hole, the filtering bore dia on the first filter plate 62, the second filter plate 65 and third filter plate 66 is arranged from big to small,
Water inlet 63 is provided on the side wall of screen casing 64 and positioned at the lower section of the first filter plate 62.
Ground heat exchanger 1 is the known technology for being widely used in daily life having disclosed, work in the utility model
Make principle are as follows: be the equipment that the partial heat of hot fluid is passed into cold fluid, the model BR005 that the present embodiment is selected.
The working principle and process for using of the utility model: the utility model assembling steps: liner compound heat-insulation is first connected
The connector 67 of about 64 two sides of screen casing (is respectively aligned to the port of upper section 41 and lower section 42, then just by pipe 4 and filter sand component 6
To rotation, until internal screw thread 43 engages stopping with external screw thread 61), the position for being then installed on lower section 42 for female stifled 7, then will packing
Device 5 is installed on the suitable position of upper section 41 Yu casing 10, then with the fixed upper section 41 of tubing anchor 3 and casing 10, finally installs spiral shell
Bar pump 2, and water outlet and re-injection channel with water pipe connection ground heat exchanger 1 with screw pump 2, that is, complete assembling, such knot
Structure design neither influences the normal use of filter sand component 6, but also facilitates operator's later maintenance or replacement filter sand component 6,
GEOTHERMAL WATER is passed through 4 pumping of liner composite heat-insulating to ground with screw pump 2 after being completed by the service life for improving backflow device
Face carries out thermal energy exchange with the heating water in urban cells (ground heat exchanger 1), and the GEOTHERMAL WATER after exchanging thermal energy passes through re-injection channel
Re-injection re-starts thermal energy supplement, cycling and reutilization, GEOTHERMAL WATER enters screen casing from water inlet 63 in the process to underground payzone
In 64, then in turn through the first filter plate 62, the second filter plate 65 and third filter plate 66 filtering after enter liner it is compound every
The upper section 41 of heat pipe 4, this structure design can utmostly filter the silt in GEOTHERMAL WATER, and it is compound to liner to mitigate the husky water of band
The abrasion of instlated tubular 4, it is easy to process, use simple, suitable large-scale promotion use.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of same well geothermal energy resources backflow device, including ground heat exchanger (1), it is characterised in that: the ground heat exchanger (1)
Input terminal be provided with liner composite heat-insulating (4), the inside of the liner composite heat-insulating (4) is provided with screw pump against the top
(2), and the inside of liner composite heat-insulating (4) is provided with filter sand component (6) on the lower, and the filter sand component (6) is far from screw rod
The side of pump (2) is provided with female stifled (7), and the outside of the liner composite heat-insulating (4) is provided with casing (10), and the liner is multiple
Close fixing against the top by tubing anchor (3) between instlated tubular (4) and casing (10), and liner composite heat-insulating (4) and casing
(10) being provided on the lower packer (5) between, described sleeve pipe (10) are arranged on the lower and positioned at the top of packer (5)
Have re-injection mouth (9), described sleeve pipe (10) is provided with extraction mouth (8) on the lower and below packer (5).
2. a kind of same well geothermal energy resources backflow device according to claim 1, it is characterised in that: the liner compound heat-insulation
Managing (4) includes upper section (41), lower section (42) and internal screw thread (43), wherein lower section (42) are provided with below the upper section (41),
The upper section (41) is provided on one end inner sidewall of upper section (41) close to the one end of lower section (42) and lower section (42)
Internal screw thread (43).
3. a kind of same well geothermal energy resources backflow device according to claim 1, it is characterised in that: the filter sand component (6)
Including external screw thread (61), the first filter plate (62), water inlet (63), screen casing (64), the second filter plate (65), third filter plate
(66) and connector (67), wherein the two sides up and down of the screen casing (64) are symmetrically arranged with connector (67), the connector
(67) it is provided on lateral wall external screw thread (61), the inside of the screen casing (64) is respectively arranged with the first filter plate (62),
Two filter plates (65) and third filter plate (66), first filter plate (62), the second filter plate (65) and third filter plate
(66) successively it is arranged from the bottom up, is provided on the side wall of the screen casing (64) and below the first filter plate (62) into water
Mouth (63).
4. a kind of same well geothermal energy resources backflow device according to claim 1, it is characterised in that: the liner compound heat-insulation
The diameter for managing (4) is less than the diameter of casing (10), and when the liner composite heat-insulating (4) and casing (10) are fixed, liner is compound
There is a fixed gap, the gap is re-injection channel between instlated tubular (4) and casing (10).
5. a kind of same well geothermal energy resources backflow device according to claim 1, it is characterised in that: the ground heat exchanger
(1) it is connect by water pipe between the water outlet of screw pump (2) and ground heat exchanger (1) and re-injection channel, the water pipe
On be provided with shut-off valve.
6. a kind of same well geothermal energy resources backflow device according to claim 1, it is characterised in that: the liner compound heat-insulation
Manage the internal circulation GEOTHERMAL WATER of (4), underground after the gap location circulation heat exchange of the liner composite heat-insulating (4) and casing (10)
Water.
7. a kind of same well geothermal energy resources backflow device according to claim 3, it is characterised in that: first filter plate
(62), filter hole, first filter plate (62), the second mistake are offered on the second filter plate (65) and third filter plate (66)
Filtering bore dia on filter plate (65) and third filter plate (66) is arranged from big to small.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920245539.1U CN209131182U (en) | 2019-02-26 | 2019-02-26 | A kind of same well geothermal energy resources backflow device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920245539.1U CN209131182U (en) | 2019-02-26 | 2019-02-26 | A kind of same well geothermal energy resources backflow device |
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| Publication Number | Publication Date |
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| CN209131182U true CN209131182U (en) | 2019-07-19 |
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| CN201920245539.1U Active CN209131182U (en) | 2019-02-26 | 2019-02-26 | A kind of same well geothermal energy resources backflow device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005386A (en) * | 2019-03-18 | 2019-07-12 | 西安宏冠能源科技有限公司 | A kind of geothermal energy resources single-well injection-production circulation utilization method and device |
| CN110986402A (en) * | 2019-12-09 | 2020-04-10 | 山东圣克莱尔新能源有限公司 | Recharge system utilizing shallow geothermal energy |
-
2019
- 2019-02-26 CN CN201920245539.1U patent/CN209131182U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005386A (en) * | 2019-03-18 | 2019-07-12 | 西安宏冠能源科技有限公司 | A kind of geothermal energy resources single-well injection-production circulation utilization method and device |
| CN110986402A (en) * | 2019-12-09 | 2020-04-10 | 山东圣克莱尔新能源有限公司 | Recharge system utilizing shallow geothermal energy |
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