CN206037457U - Geothermal energy wellhead assembly - Google Patents
Geothermal energy wellhead assembly Download PDFInfo
- Publication number
- CN206037457U CN206037457U CN201621009412.2U CN201621009412U CN206037457U CN 206037457 U CN206037457 U CN 206037457U CN 201621009412 U CN201621009412 U CN 201621009412U CN 206037457 U CN206037457 U CN 206037457U
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- China
- Prior art keywords
- cooling water
- valve
- hot water
- flange
- delivery pipe
- Prior art date
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- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 94
- 239000000498 cooling water Substances 0.000 claims abstract description 69
- 238000010992 reflux Methods 0.000 claims abstract description 51
- 238000007789 sealing Methods 0.000 claims description 9
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 238000011282 treatment Methods 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 238000005422 blasting Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 abstract 1
- 235000020681 well water Nutrition 0.000 abstract 1
- 239000002349 well water Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Check Valves (AREA)
Abstract
Geothermal energy wellhead assembly, including sleeve pipe, hot water output pipe way and cooling water backflow pipeline, the well head threaded connection of sheathed tube one end and geothermal well, the other end connect hot water output pipe simultaneously and say and cooling water backflow pipeline, the sleeve pipe is said with hot water output pipe and cooling water backflow pipeline's junction is provided with the flowmeter, the sleeve pipe is provided with flange formula gate valve, hot water output pipe says and cooling water backflow pipeline all is provided with ultrasonic wave calorimeter, manometer and a plurality of valve. The utility model discloses can carry heat, warm water in the geothermal well and use in the industry, simultaneously also can with the geothermal well water reflux that uses the postcooling to the geothermal well in, hot water output pipe say with the dual guarantee stagnant water of cooling water backflow pipeline homoenergetic realization.
Description
Technical field
This utility model is related to geothermal energy resources wellhead assembly, belongs to geothermal well technical field.
Background technology
Geothermal well, refers to the thermal water of the geothermal energy or water temperature of 3500 meters or so of well depth more than 30 DEG C to be generated electricity
Method and apparatus, underground heat point high temperature, in three class of gentle low temperature.It is high 150 DEG C, exist in vapour form, belong to high-temperature geothermal；90℃
～150 DEG C, exist with forms such as the mixture of water and steam, belong to middle temperature underground heat；Higher than 25 DEG C, less than 90 DEG C, with warm water, temperature
What the forms such as hot water, hot water were present, belong to low temperature underground heat.
High-temperature geothermal is adapted to generate electricity, and middle temperature underground heat can generate electricity, it can also be used to which housing heating, low temperature underground heat then can be used for washing
Bath, medical treatment, it is also possible to for heating and chamber planting, aquaculture etc..
The water temperature of the usual geothermal well in geographical position of one band of Chinese East China is less than 90 degrees Celsius, is generally used for industrial
On the way.And the collection for geothermal well, conveying technology are all also immature, particularly with the wellhead assembly of geothermal well, also without complete
Ripe device.
Utility model content
In order to solve above-mentioned problem, the utility model discloses a kind of geothermal energy resources wellhead assembly, its concrete skill
Art scheme is as follows:
Geothermal energy resources wellhead assembly, the wellhead assembly are installed on the well head of geothermal well, for the hot water in geothermal well is taken out
Drink up, the cooling water that the heat energy of the hot water is formed after being utilized is transported in geothermal well by the wellhead assembly, the well head is filled
Put including sleeve pipe, hot water delivery pipe road and cooling water reflux line, one end of described sleeve pipe is threadedly coupled with the well head of geothermal well,
The other end connects hot water delivery pipe road and cooling water reflux line simultaneously, and described sleeve pipe is flowed back with hot water delivery pipe road and cooling water
The junction of pipeline is provided with effusion meter, and described sleeve pipe is provided with flange type sluice valve, and the hot water delivery pipe road and cooling water are returned
Flow tube road is provided with ultrasonic calorimeter, pressure gauge and several valves.
The effusion meter selects ultrasonic flowmeter, the ultrasonic calorimeter to select Double-sound-track ultrasonic heat meter.
Valve on several described hot water delivery pipe roads includes flange form butterfly valve, swing check valve and flange form ball
The erection sequence of valve, the pressure gauge and several valves is：Connection end from hot water delivery pipe road and effusion meter is to heat
The water side in water delivery pipe road is flange form butterfly valve, pressure gauge, swing check valve and flange type ball valve successively, and the hot water is defeated
The ultrasonic calorimeter gone out on pipeline is located between pressure gauge and swing check valve, and the pressure gauge passes through a threeway plug valve
Door is installed with hot water delivery pipe road.
Valve on several described cooling water reflux lines includes flange form butterfly valve and flange type ball valve, the pressure gauge
Erection sequence with valve several described is：Water inlet end from cooling water reflux line is to cooling water reflux line and effusion meter
Connection end be flange type ball valve, pressure gauge and flange form butterfly valve successively, the ultrasound wave heat on the cooling water reflux line
Epi-position between pressure gauge and flange form butterfly valve, pacified with cooling water reflux line by a three-way cock valve by the pressure gauge
Dress.
The cooling water reflux line extends transversely through excessively stream gauge, extends through the cooling water reflux line of the effusion meter other end
End be provided with flange form butterfly valve.
It is provided with several cables to bore a hole and several suspension ring on the effusion meter, the cable punch inside diameter is φ
25mm, the cable perforation inner peripheral surface are provided with screw thread, and equipped with Gask-O-Seal and blind plugging.
Described sleeve pipe and flange type sluice valve and effusion meter, flange form butterfly valve, swing check valve and flange type ball valve with it is right
The hot water delivery pipe road answered or the junction of cooling water reflux line are connected using flange, and the flange connections are adopted
SW with outside ring is sealed.
The flange form butterfly valve is not more than 0.2 using hard sealing, flow resistance coefficient, can bidirectional bearing, and be provided with display its
The indicator of butterfly plate position, the equal Jing blasting treatments of surfaces externally and internally of the flange form butterfly valve, scribbles two-layer epoxy resin enamelled coating,
The gross thickness of two-layer epoxy resin enamelled coating is more than 0.3mm.
Operation principle of the present utility model is：
This utility model, the heat, warm water in geothermal well are pumped into well head by the immersible pump being arranged in geothermal well, heat,
Warm water is entered in sleeve pipe, opens the flange type sluice valve on sleeve pipe, the flange form butterfly valve, swing type non-return on hot water delivery pipe road
Valve and flange type ball valve, the flange form butterfly valve closed on cooling water reflux line and flange type ball valve, it is defeated that heat, warm water enter hot water
Go out pipeline, and then be transported at commercial Application, will also open effusion meter before conveying and be arranged on super on hot water delivery pipe road
Sound wave calorimeter, is easy to monitor at any time heat, the flow of warm water in pipeline, to commercial Application and suction geothermal well in it is hot, warm
The flow of water provides reference.Piezometer on hot water delivery pipe road provides hydraulic parameters in pipeline.
After in heat, warm water, heat energy is utilized, heat, warm water become cooling water, and the immersible pump cut out inside geothermal well is closed
Flange form butterfly valve, swing check valve and the flange type ball valve closed on hot water delivery pipe road, opens on cooling water reflux line
Flange form butterfly valve and flange type ball valve, cooling water is input in sleeve pipe, and then is transmitted back in geothermal well.
Several cables on effusion meter are bored a hole and several suspension ring are deep into the diving inside geothermal well for fixation
The cable and connecting line of the monitoring device inside the cable and connecting line, and geothermal well of pump.
The beneficial effects of the utility model are：
1. this utility model, sleeve pipe are threadedly coupled with geothermal well import, are conducive to the maintenance of later stage geothermal well and in sleeve pipe
On carry out installation measure；
2. this utility model, from ultrasonic flowmeter, can detect the discharge in sleeve pipe in time, and can realize allowing
Hot water delivery pipe road and cooling water reflux line are connected to the water side of effusion meter simultaneously, during using different pipelines, can be voluntarily
Switching；
3. this utility model, is provided with ultrasonic calorimeter on hot water delivery pipe road and cooling water reflux line, can and
Discharge in Shi Jiliang correspondence pipelines, provides reference data to commercial Application；
4. this utility model, is provided with pressure gauge, and pressure gauge on hot water delivery pipe road and cooling water reflux line
Three-way cock valve is provided between corresponding pipeline, is easy to manometric installation, also allow for from hot water delivery pipe road and cold
But water sample is taken out in water reflux line, the various performance parameters of water in test correspondence pipeline；
5. this utility model, all of flange connections are sealed using SW with outside ring, realize fully sealing, and energy
Sealing is remedied in time, is easy to maintenance, reduce cost, reduce the trouble of dismounting；
6. this utility model, hot water delivery pipe road and cooling water reflux line are realized double at least provided with twice valve
Sealing is ensured again, it is in maintenance or use, more secure；
7. this utility model, flange form butterfly valve have the advantages that anti-corrosion, environmental protection, flow resistance coefficient are little.
Description of the drawings
Fig. 1 is structural representation of the present utility model,
Reference numerals list：1 sleeve pipe, 2 flange type sluice valves, 3 cooling water reflux lines, 4 ultrasonic calorimeters,
5 flange type ball valves, 6 swing check valves, 7 three-way cock valves, 8 pressure gauges, 9 flange form butterfly valves, 10 is hot
Water delivery pipe road, 11 suspension ring, the perforation of 12 cables.
Specific embodiment
With reference to the accompanying drawings and detailed description, further elucidate this utility model.It should be understood that following specific embodiment parties
Formula is merely to illustrate this utility model rather than limits scope of the present utility model.
Fig. 1 is structural representation of the present utility model, visible with reference to accompanying drawing, this geothermal energy resources wellhead assembly, and the well head is filled
The well head for being installed on geothermal well is put, for the hot water suction in geothermal well is come up, what the heat energy of the hot water was formed after being utilized
Cooling water is transported in geothermal well by the wellhead assembly, and the wellhead assembly includes sleeve pipe 1, hot water delivery pipe road 10 and cooling water
Reflux line 3, one end of described sleeve pipe 1 are threadedly coupled with the well head of geothermal well, and the other end connects hot water delivery pipe road 10 simultaneously
The junction of cooling water reflux line 3, described sleeve pipe 1 and hot water delivery pipe road 10 and cooling water reflux line 3 is provided with stream
Gauge, described sleeve pipe 1 are provided with flange type sluice valve 2, and the hot water delivery pipe road 10 and cooling water reflux line 3 are provided with super
Sound wave calorimeter 4, pressure gauge 8 and several valves.This utility model, when heat, warm water is outwards pumped from geothermal well, closes
The valve closed on cooling water reflux line 3, opens the valve on hot water delivery pipe road 10, and the heat, warm water in geothermal well is conveyed
To hot water delivery pipe road 10, and then industrial use is transported to, after the heat, warm water that pump in geothermal well are used cooling,
When needing to be back in geothermal well, the valve closed on hot water delivery pipe road 10 opens the valve on cooling water reflux line 3,
Cooling water is flowed in sleeve pipe 1 from cooling water reflux line 3, and then is sent in geothermal well.
The effusion meter selects ultrasonic flowmeter, the ultrasonic calorimeter 4 to select Double-sound-track ultrasonic heat meter 4.
Ultrasonic flowmeter metering is more convenient, economical, accurate.
Valve on several described hot water delivery pipe roads 10 includes flange form butterfly valve 9, swing check valve 6 and flange form
The erection sequence of ball valve 5, the pressure gauge 8 and several valves is：From the connection of hot water delivery pipe road 10 and effusion meter
The water side for holding hot water delivery pipe road 10 is flange form butterfly valve 9, pressure gauge 8, swing check valve 6 and flange type ball valve successively
5, the ultrasonic calorimeter 4 on the hot water delivery pipe road 10 is located between pressure gauge 8 and swing check valve 6, the pressure gauge 8
Installed by a three-way cock valve 7 and hot water delivery pipe road 10.Valve on hot water delivery pipe road 10 can accomplish sealing
When complete sealing, three-way cock valve 7 is easy to from water sampling in hot water delivery pipe road 10.
Valve on several described cooling water reflux lines 3 includes flange form butterfly valve 9 and flange type ball valve 5, the pressure
The erection sequence of power table 8 and several valves is：Water inlet end from cooling water reflux line 3 is to cooling water reflux line 3
Connection end with effusion meter is flange type ball valve 5, pressure gauge 8 and flange form butterfly valve 9 successively, on the cooling water reflux line 3
Ultrasonic calorimeter 4 be located between pressure gauge 8 and flange form butterfly valve 9, the pressure gauge 8 by three-way cock valve 7 with
Cooling water reflux line 3 is installed.Cooling water reflux line 3 arranges multiple valves, when reusing hot water delivery pipe road 10, has realized
Full sealing and seal up cooling water reflux line 3, it is ensured that heat, warm water are all conveyed by delivery pipeline, it is to avoid heat energy is unrestrained
Take, pressure gauge 8 can monitor the water pressure in cooling water reflux line 3.
The cooling water reflux line 3 extends transversely through excessively stream gauge, extends through the cooling water return duct of the effusion meter other end
The end in road 3 is provided with flange form butterfly valve 9.No elbow between cooling water reflux line 3 and effusion meter, when cooling water return duct
When starting reflux cooling water in road 3, it is difficult to turn in effusion meter in time, cooling water is flushed under inertia force effect and extends through stream
In the cooling water reflux line 3 of the gauge other end, the then break-in under the turbulence of cooling water and barrier effect is flowed in sleeve pipe 1,
There is the cooling water reflux line 3 for extending through the effusion meter other end buffering to change the effect of cooling current direction, it is to avoid cooling water is rushed
Damage effusion meter or sleeve pipe 1 is hit, when also mitigating cooling water backflow, the vibration of cooling water reflux line 3 and sleeve pipe 1.
Several cable perforation 12 and several suspension ring 11 are provided with the effusion meter, in the cable perforation 12
Footpath is φ 25mm, and the cable 12 inner peripheral surfaces of boring a hole are provided with screw thread, and equipped with Gask-O-Seal and blind plugging.It is arranged on
The cable of the testing equipment of immersible pump and water below geothermal well is connected on ground and is connected with power supply, and cable is through electricity
Wire through-hole 12, and be fixed in cable perforation 12 by Gask-O-Seal and blind plugging, prevent in Changes in weather（Wind, rain
Deng）, cause cable arbitrarily to swing, suspension ring 11 are also used for the detection of the immersible pump and water being fixedly mounted on below geothermal well and set
Standby connecting line.
Described sleeve pipe 1 and flange type sluice valve 2 and effusion meter, flange form butterfly valve 9, swing check valve 6 and flange type ball valve 5
Connected using flange with the junction of corresponding hot water delivery pipe road 10 or cooling water reflux line 3, the flange connection
Place is sealed using SW with outside ring.SW with outside ring seal flexibility is big, on-call maintenance and can make up packing less feelings
Condition.
The flange form butterfly valve 9 is not more than 0.2 using hard sealing, flow resistance coefficient, can bidirectional bearing, and be provided with display its
The indicator of butterfly plate position, the equal Jing blasting treatments of surfaces externally and internally of the flange form butterfly valve 9, scribbles two-layer epoxy resin coating
Layer, the gross thickness of two-layer epoxy resin enamelled coating are more than 0.3mm.9 good airproof performance of flange form butterfly valve, and it is little to the flow resistance coefficient of water,
Internal structure is not perishable.
Technological means disclosed in this utility model scheme are not limited only to the technological means disclosed in above-mentioned technological means, also
Including the technical scheme being made up of above technical characteristic combination in any.
With it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification completely in the range of without departing from this utility model technological thought.This reality
The content being not limited to new technical scope in description, it is necessary to determine its technology according to right
Property scope.
Claims (8)
1. geothermal energy resources wellhead assembly, the wellhead assembly are installed on the well head of geothermal well, for the hot water in geothermal well is aspirated
Come up, the cooling water that the heat energy of the hot water is formed after being utilized is transported in geothermal well by the wellhead assembly, it is characterized in that bag
Sleeve pipe, hot water delivery pipe road and cooling water reflux line is included, one end of described sleeve pipe is threadedly coupled with the well head of geothermal well, another
End connects hot water delivery pipe road and cooling water reflux line, described sleeve pipe and hot water delivery pipe road and cooling water reflux line simultaneously
Junction be provided with effusion meter, described sleeve pipe is provided with flange type sluice valve, the hot water delivery pipe road and cooling water return duct
Road is provided with ultrasonic calorimeter, pressure gauge and several valves.
2. geothermal energy resources wellhead assembly according to claim 1, is characterized in that the effusion meter selects ultrasonic flowmeter,
The ultrasonic calorimeter selects Double-sound-track ultrasonic heat meter.
3. geothermal energy resources wellhead assembly according to claim 1, is characterized in that on several described hot water delivery pipe roads
Valve includes flange form butterfly valve, swing check valve and flange type ball valve, the installation of the pressure gauge and several valves
Sequentially it is：From the connection end of hot water delivery pipe road and effusion meter to the water side in hot water delivery pipe road be successively flange form butterfly valve,
Pressure gauge, swing check valve and flange type ball valve, the ultrasonic calorimeter on the hot water delivery pipe road be located at pressure gauge and
Between swing check valve, the pressure gauge is installed with hot water delivery pipe road by a three-way cock valve.
4. geothermal energy resources wellhead assembly according to claim 3, is characterized in that on several described cooling water reflux lines
Valve include that the erection sequence of flange form butterfly valve and flange type ball valve, the pressure gauge and several valves is：From cold
But the water inlet end of water reflux line to the connection end of cooling water reflux line and effusion meter be successively flange type ball valve, pressure gauge and
Flange form butterfly valve, the ultrasonic calorimeter on the cooling water reflux line are located between pressure gauge and flange form butterfly valve, the pressure
Power table is installed with cooling water reflux line by a three-way cock valve.
5. geothermal energy resources wellhead assembly according to claim 1, is characterized in that the cooling water reflux line is extended transversely through
Excessively stream gauge, the end for extending through the cooling water reflux line of the effusion meter other end are provided with flange form butterfly valve.
6. geothermal energy resources wellhead assembly according to claim 1, is characterized in that being provided with several electricity on the effusion meter
Wire through-hole and several suspension ring, the cable punch inside diameter are φ 25mm, and the cable perforation inner peripheral surface is provided with
Screw thread, and equipped with Gask-O-Seal and blind plugging.
7. the geothermal energy resources wellhead assembly according to claim 4 or 5, is characterized in that described sleeve pipe with flange type sluice valve and stream
Gauge, flange form butterfly valve, swing check valve and flange type ball valve and corresponding hot water delivery pipe road or cooling water return duct
The junction in road is connected using flange, and the flange connections are sealed using SW with outside ring.
8. geothermal energy resources wellhead assembly according to claim 7, is characterized in that the flange form butterfly valve using hard sealing, stream
Resistance coefficient is not more than 0.2, can bidirectional bearing, and be provided with the indicator for showing its butterfly plate position, the flange form butterfly valve it is interior
The equal Jing blasting treatments of outer surface, scribble two-layer epoxy resin enamelled coating, and the gross thickness of two-layer epoxy resin enamelled coating is more than 0.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009412.2U CN206037457U (en) | 2016-08-31 | 2016-08-31 | Geothermal energy wellhead assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009412.2U CN206037457U (en) | 2016-08-31 | 2016-08-31 | Geothermal energy wellhead assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206037457U true CN206037457U (en) | 2017-03-22 |
Family
ID=58301141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621009412.2U Expired - Fee Related CN206037457U (en) | 2016-08-31 | 2016-08-31 | Geothermal energy wellhead assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206037457U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106225272A (en) * | 2016-08-31 | 2016-12-14 | 盐城市恒通石油机械制造有限公司 | Geothermal energy resources wellhead assembly |
-
2016
- 2016-08-31 CN CN201621009412.2U patent/CN206037457U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106225272A (en) * | 2016-08-31 | 2016-12-14 | 盐城市恒通石油机械制造有限公司 | Geothermal energy resources wellhead assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20200831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |