CN108362023A - A kind of energy saving geothermal heating wetting system - Google Patents
A kind of energy saving geothermal heating wetting system Download PDFInfo
- Publication number
- CN108362023A CN108362023A CN201810133809.XA CN201810133809A CN108362023A CN 108362023 A CN108362023 A CN 108362023A CN 201810133809 A CN201810133809 A CN 201810133809A CN 108362023 A CN108362023 A CN 108362023A
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- Prior art keywords
- cavity
- drive cavity
- pipeline
- motor
- pedestal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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 invention discloses a kind of energy saving geothermal heating wetting systems, including the hot well being set in ground, opening up well head is provided in the hot well, well head left hand end wall outer surface is installed with the pedestal positioned at exterior space, the cavity A for running through and being connected to the well head up and down is provided in the pedestal, the pedestal is embedded in the hot well, cavity B is symmetrically set in the pedestal, the drive cavity A for being provided in the pedestal and being communicated with the cavity B below the cavity B, it is installed with motor A in the cavity B upper end walls, the output shaft of the motor A rotatably passes through the cavity B and stretches into the drive cavity A, present device is simple in structure, it is easy to use, this equipment is installed using portable and equipment has good leakproofness and efficient working efficiency, effectively increase water application efficiency.
Description
Technical field
The present invention relates to underground heat fields, and in particular to a kind of energy saving geothermal heating wetting system.
Background technology
With the development of science and technology, social progress, country promotes always high-tech development, in traditional ground thermal technology neck
In domain, during geothermal well use, often well head is carried out using reinforced concrete structure and poured, then underground heat hot water is taken out
Go out, can not achieve effective dismounting in this way and installed with sealing, this equipment efficiently solves the problems, such as this.
Invention content
The purpose of the present invention is to provide a kind of energy saving geothermal heating wetting systems, and the above-mentioned of the prior art can be overcome to lack
It falls into.
According to the present invention, a kind of energy saving geothermal heating wetting system of present device, including the hot well that is set in ground,
Opening up well head is provided in the hot well, well head left hand end wall outer surface is installed with the base positioned at exterior space
, the cavity A for running through up and down and being connected to the well head is provided in the pedestal, the pedestal is embedded in the hot well, institute
State and be symmetrically set with cavity B in pedestal, be provided in the pedestal below the cavity B and with the cavity B phases
Logical drive cavity A, the output shaft that motor A, the motor A are installed in the cavity B upper end walls rotatably pass through the sky
Chamber B is simultaneously stretched into the drive cavity A, and the output shaft of the motor A is rotatably assorted with the drive cavity A lower end walls and connect, described
The output shaft outer surface thread mating connection of motor A is provided with the skewback being slidably connected with the drive cavity A left hand end walls,
The inclined surface of the skewback, which offsets, is provided with symmetrical check lock lever, and the check lock lever slidably runs through the drive cavity
A left hand end walls, the pedestal upper surface are installed with babinet, are provided with opening down in the babinet and are communicated with the cavity A
Drive cavity E, the switch valve A, the drive cavity E through the babinet are installed on the downside of the drive cavity E between left hand end wall
Drive cavity B and drive cavity D are provided in left hand end wall, the drive cavity B aft bulkheads outer surface is installed with pin A, the pin A
Outer surface is rotatably provided with the wobble plate A stretched into the drive cavity E, and the drive cavity D aft bulkheads outer surface is installed with pin
The outer surface B, the pin B is rotatably provided with to be provided with above the wobble plate B, the drive cavity D stretched into the drive cavity E and pass through
It wears the babinet and stretches out the pipeline A of exterior space to the right, the pipeline A is connected to the drive cavity E, the pipeline A right ends
Face, which is provided with and communicated with the right sides switch valve B, the switch valve B and is provided with and communicated with to be provided on the right side of pipeline B, the pipeline B, to be located at
The valve body of exterior space is provided with flowing lumen in the valve body, and the pipeline B is connected to through the valve body with the flowing lumen,
The flowing lumen right end wall, which is provided with and communicated with the pipeline C of stretching exterior space and pipeline E, the pipeline C to the right, end face connection
It is provided with the right sides switch valve C, the switch valve C and is provided with and communicated with the right sides pipeline D, the pipeline E and be provided with and communicated with switch
The right sides valve D, the switch valve D are provided with and communicated with pipeline F, the pipeline F extend through to the right the babinet and with the biography
Dynamic chamber E is connected to, and motor B is installed in the drive cavity E left end walls, and the output shaft right side of the motor B is installed with rotating disc,
The rotating disc right side is installed with the outer surfaces Rotational Cylindrical B, the Rotational Cylindrical B and is rotatably provided with turning handle, the drive cavity E
Pushing plate is slidably provided between the end face of left and right, the pushing plate upper surface is installed with column, and the column left side is solid
It is provided with regulation silencing shock-reduction device equipped with being rotatably assorted with the turning handle on the Rotational Cylindrical A, the motor B connecting, to constitute
Whole underground heat supply equipment, effectively increases the efficiency of equipment.
Further technical solution, the wobble plate B are set to above the wobble plate A, are set below the wobble plate A and wobble plate B
It is equipped with boss, the swing for limiting the wobble plate A and wobble plate B is more convenient to make underground heat supply water.
Further technical solution, the Rotational Cylindrical B are fixedly arranged on the upside of the rotating disc right side, the Rotational Cylindrical B's
Center line exports shaft centre line not on the same line with the motor B, to be converted into linear motion.
Further technical solution, the locking rod outer surface are provided with spring and block, and spring is set to the transmission
Cavity in chamber A left hand end walls, the check lock lever slidably pass through cavity, and convenience is installed to improve equipment.
Further technical solution, described pushing plate or so end face are provided with sliding mats, and sliding mats are left with the drive cavity E
Right end wall is slidably connected, to improve heating efficiency.
Further technical solution, the regulation silencing shock-reduction device include being fixed at disappearing for the motor or more two sides
Sound pad and the vibration damper plate for being fixed at motor front and rear sides face, the silencing pad are connected with the vibration damper plate.
The beneficial effects of the invention are as follows：
Due to
The above, the specific implementation mode only invented, but the protection domain invented is not limited thereto, and it is any without wound
The change or replacement that the property made labour is expected, should all cover within the protection domain of invention.Therefore, the protection domain of invention should
It is determined by the scope of protection defined in the claims.
Description of the drawings
It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution in the prior art
Attached drawing is briefly described needed in technology description, it should be apparent that, the accompanying drawings in the following description is only to invent
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of overall structure diagram of energy saving geothermal heating wetting system of the present invention；
Fig. 2 is the schematic diagram in the directions A-A in Fig. 1；
Fig. 3 is the partial structural diagram of the present invention；
Fig. 4 is the motor B structure schematic diagram of the present invention.
Specific implementation mode
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
This specification（Including any accessory claim, abstract and attached drawing）Disclosed in any feature, except non-specifically chatting
It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only
It is an example in a series of equivalent or similar characteristics.
As shown in Figs 1-4, a kind of energy saving geothermal heating wetting system of the invention, including the hot well 100 that is set in ground,
Opening up well head 101 is provided in the hot well 100,101 left hand end wall outer surface of the well head is installed with positioned at outside
The pedestal 107 in space is provided with the cavity A108 for running through and being connected to the well head 101 up and down, the base in the pedestal 107
Seat 107 is embedded in the hot well 100, is symmetrically set with below cavity B106, the cavity B106 and is set in the pedestal 107
It is equipped with solid in the drive cavity A102 that the pedestal 107 is interior and is communicated with the cavity B106, the cavity B106 upper end walls
Equipped with motor A105, the output shaft of the motor A105 rotatably passes through the cavity B106 and stretches into the drive cavity A102
Interior, the output shaft of the motor A105 is rotatably assorted with the drive cavity A102 lower end walls and connect, the output of the motor A105
The mating connection of axis outer surface thread is provided with the skewback 104 being slidably connected with the drive cavity A102 left hand end walls, described
The inclined surface of skewback 104, which offsets, is provided with symmetrical check lock lever 103, and the check lock lever 103 is slidably through described
Drive cavity A102 left hand end walls, 107 upper surface of the pedestal are installed with babinet 122, are provided in the babinet 122 opening down
And it is installed with through described between left hand end wall on the downside of the drive cavity E121, the drive cavity E121 communicated with the cavity A108
The switch valve A109 of babinet 122 is provided with drive cavity B112 and drive cavity D115 in the drive cavity E121 left hand end walls, described
Drive cavity B112 aft bulkheads outer surface, which is installed with the outer surfaces pin A110, the pin A110 and is rotatably provided with, stretches into the biography
Wobble plate A111 in dynamic chamber E121, the drive cavity D115 aft bulkheads outer surface is installed with outside pin B114, the pin B114
Surface is rotatably provided with above the wobble plate B113, the drive cavity D115 stretched into the drive cavity E121 and is provided through institute
It states babinet 122 and stretches out the pipeline A125 of exterior space to the right, the pipeline A125 is connected to the drive cavity E121, the pipe
The road right sides A125 are provided with and communicated with the right sides switch valve B126, the switch valve B126 and are provided with and communicated with pipeline B127, described
It is provided with the valve body 128 positioned at exterior space on the right side of pipeline B127, flowing lumen 135, the pipeline are provided in the valve body 128
B127 is connected to through the valve body 128 with the flowing lumen 135, and 135 right end wall of the flowing lumen, which is provided with and communicated with, to be stretched out to the right
The pipeline C129 and pipeline E133, the pipeline C129 of exterior space have end face to be provided with and communicated with switch valve C130, the switch
The right sides valve C130 are provided with and communicated with the right sides pipeline D131, the pipeline E133 and are provided with and communicated with switch valve D132, described to open
Close valve D132 right sides and be provided with and communicated with pipeline F134, the pipeline F134 extend through to the right the babinet 122 and with it is described
Drive cavity E121 is connected to, and motor B117, the output shaft right end of the motor B117 are installed in the drive cavity E121 left end walls
Face is installed with rotating disc 118, and 118 right side of the rotating disc is installed with the outer surfaces Rotational Cylindrical B120, the Rotational Cylindrical B120 can
Rotation is provided with turning handle 119, and described drive cavity E121 or so is slidably provided with pushing plate 124 between end face, described to push away
124 upper surface of movable plate is installed with column 123, and 123 left side of the column is installed with to be rotatably assorted with the turning handle 119 and connect
It is provided with regulation silencing shock-reduction device on Rotational Cylindrical A116, the motor B117, to constitute complete underground heat supply equipment, is effectively carried
The high efficiency of equipment.
Valuably, wherein the wobble plate B113 is set to above the wobble plate A111, the wobble plate A111 and wobble plate B113
Lower section is provided with boss, the swing for limiting the wobble plate A111 and wobble plate B113, more convenient to make underground heat supply water.
Valuably, wherein the Rotational Cylindrical B120 is fixedly arranged on the upside of 118 right side of the rotating disc, the Rotational Cylindrical
The center line of B120 exports shaft centre line not on the same line with the motor B117, to be converted into straight line fortune
It is dynamic.
Valuably, wherein 103 outer surface of the check lock lever is provided with spring and block, and spring is set to the drive cavity
Cavity in A102 left hand end walls, the check lock lever 103 slidably pass through cavity, and convenience is installed to improve equipment.
Valuably, wherein 124 or so end face of the pushing plate is provided with sliding mats, sliding mats and the drive cavity E121
Left hand end wall is slidably connected, to improve heating efficiency.
Valuably, wherein the regulation silencing shock-reduction device includes being fixed at disappearing for the two sides motor B117 or more
Sound pad 1171 and the vibration damper plate 1172 for being fixed at the front and rear sides motor B117 face, the silencing pad 1171 and described subtract
Shake plate 1172 is connected, and the regulation silencing shock-reduction device can effectively reduce the noise and vibrations that the motor B117 operatings generate.
In the initial state, the motor A105 and motor B117 are in stop working state to present device, described to open
It closes valve A109, switch valve B126, switch valve C130 and switch valve D132 to be closed, the wobble plate A111 and wobble plate B113
In horizontality, the pushing plate 124 is located at lower section extreme position, on the skewback 104 is located in the drive cavity A102
Square extreme position, the cavity that the check lock lever 103 is located in the drive cavity A102 left hand end walls is interior and does not extend into the hot well
In 100, the spring in cavity is in the raw.
When equipment is run, motor A105 work pushes down on the skewback 104, make the check lock lever 103 to
Outer sliding is simultaneously stretched into the hot well 100, and the spring in cavity in the drive cavity A102 left hand end walls is in compressive state,
The switch valve A109 is opened, and the motor B117 drives the pushing plate 124 to move up, by the heat in the well head 101
Water sucks in the drive cavity E121, and the switch valve B126 and switch valve C130 are opened, and the motor B117 drives described again
Pushing plate 124, which moves down, makes hot water along the pipeline A125, switch valve B126, pipeline B127, flowing lumen 135 and pipeline
C129 is simultaneously entered by the switch valve C130 in the pipeline D131, and the pipeline D131 is connected to extraneous pipeline, hot water be into
Enter external water circulation, the wobble plate A111 and wobble plate B113 hot water enter the drive cavity E121 in when by hot water top pressure after beat
It opens, the wobble plate A111 and wobble plate B113 are closed when the pushing plate 124 pushes down on, in the continuous work of the motor B117
The continuous conveying of hot water is realized under work.
When the wobble plate A111 and wobble plate B113 movements, the wobble plate A111 and wobble plate B113 move to the convex block of lower section
When be limited, and the wobble plate A111 and wobble plate B113 composition closed structures close the drive cavity E121.
When equipment is out of service, the switch valve C130 and switch valve A109 are closed, and the switch valve D132 is opened, institute
State motor B117 drives the rotating disc 118 to rotate indirectly, and the turning handle 119 is driven to move up and down in the then pushing plate 124
Make the hot water in above the drive cavity E121 by the pipeline A125, switch valve B126, pipeline B127, circulation after lower movement
Chamber 135, pipeline E133, switch valve D132 and pipeline F134 enter below the drive cavity E121, and hot water is led back the well head
In 101.
The beneficial effects of the invention are as follows：In the initial state due to present device, the motor A and motor B is in and stops
Only working condition, the switch valve A, switch valve B, switch valve C and switch valve D are closed, the wobble plate A and wobble plate B
In horizontality, the pushing plate is located at lower section extreme position, and the skewback is located at top limit position in the drive cavity A
It sets, in the cavity that the check lock lever is located in the drive cavity A left hand end walls and does not extend into the hot well, the spring in cavity
In the raw, be conducive to subsequent installation and maintenance to make equipment be in original state.
When equipment is run, the skewback is pushed down on, the check lock lever is made to slide in and out simultaneously by the motor A work
It stretches into the hot well, the spring in cavity in the drive cavity A left hand end walls is in compressive state, and the switch valve A is beaten
It opens, the motor B drives the pushing plate to move up, and the hot water in the well head is sucked in the drive cavity E, described to open
It closes valve B and switch valve C is opened, the motor B drives the pushing plate to move down again makes hot water along the pipeline A, switch
Valve B, pipeline B, flowing lumen and pipeline C are simultaneously entered by the switch valve C in the pipeline D, and the pipeline D connects with extraneous pipeline
It is logical, hot water enter external water circulation, the wobble plate A and wobble plate B when hot water enters in the drive cavity E by hot water top pressure after
It opens, the wobble plate A and wobble plate B are closed when the pushing plate pushes down on, realized under the continuous work of the motor B
The continuous conveying of hot water, to realize the continuous work of equipment.
As the wobble plate A and wobble plate B movements, the wobble plate A and wobble plate B are limited when moving to the convex block of lower section, and
The wobble plate A and wobble plate B composition closed structures close the drive cavity E, to improve the leakproofness of equipment.
When equipment is out of service, the switch valve C and switch valve A are closed, and the switch valve D is opened, between the motor B
The driving turn disc is connect, drives the turning handle to move up and down, the pushing plate makes the drive cavity E after moving up and down
Hot water in top enters the biography by the pipeline A, switch valve B, pipeline B, flowing lumen, pipeline E, switch valve D and pipeline F
Below dynamic chamber E, hot water is led back in the well head, to improve plant maintenance convenience.
Present device is simple in structure, easy to use, this equipment is installed using portable and equipment has good sealing
Property and efficient working efficiency, effectively increase water application efficiency.
The above, the specific implementation mode only invented, but invent protection domain be not limited thereto, it is any without
The change or replacement that creative work is expected are crossed, should all be covered within the protection domain of invention.Therefore, the protection domain of invention
It should be determined by the scope of protection defined in the claims.
Claims (6)
1. a kind of energy saving geothermal heating wetting system, including the hot well that is set in ground, it is provided in the hot well opening up
Well head, well head left hand end wall outer surface is installed with the pedestal positioned at exterior space, is provided in the pedestal and passes through up and down
The cavity A for wearing and being connected to the well head, the pedestal are embedded in the hot well, and cavity is symmetrically set in the pedestal
The drive cavity A for being provided in the pedestal and being communicated with the cavity B below B, the cavity B, the cavity B upper end walls
The output shaft for being inside installed with motor A, the motor A rotatably passes through the cavity B and stretches into the drive cavity A, described
The output shaft of motor A is rotatably assorted with the drive cavity A lower end walls and connect, the output shaft outer surface thread cooperation of the motor A
It is connected with the skewback being slidably connected with the drive cavity A left hand end walls, the inclined surface of the skewback offsets setting
There are symmetrical check lock lever, the check lock lever slidably to run through the drive cavity A left hand end walls, the pedestal upper surface is solid
Equipped with babinet, drive cavity E that is opening down and being communicated with the cavity A is provided in the babinet, the downsides drive cavity E are left
It is installed with the switch valve A through the babinet between right end wall, drive cavity B and biography are provided in the drive cavity E left hand end walls
Dynamic chamber D, the drive cavity B aft bulkheads outer surface be installed with the outer surfaces pin A, the pin A be rotatably provided with stretch into it is described
Wobble plate A in drive cavity E, the drive cavity D aft bulkheads outer surface are installed with the outer surfaces pin B, the pin B and are rotatably arranged
Have and is provided through the babinet above the wobble plate B, the drive cavity D stretched into the drive cavity E and stretches out to the right external empty
Between pipeline A, the pipeline A is connected to the drive cavity E, and the right sides the pipeline A are provided with and communicated with switch valve B, described to open
It closes the right sides valve B and is provided with and communicated with the valve body being provided on the right side of pipeline B, the pipeline B positioned at exterior space, set in the valve body
Be equipped with flowing lumen, the pipeline B is connected to through the valve body with the flowing lumen, the flowing lumen right end wall be provided with and communicated with to
The right pipeline C for stretching out exterior space and pipeline E, the pipeline C have end face to be provided with and communicated with switch valve C, the switch valve C right ends
Face is provided with and communicated with the right sides pipeline D, the pipeline E and is provided with and communicated with the connection setting of the right sides switch valve D, the switch valve D
There are pipeline F, the pipeline F to extend through the babinet to the right and be connected to the drive cavity E, in the drive cavity E left end walls
The output shaft right side for being installed with motor B, the motor B is installed with rotating disc, and the rotating disc right side is installed with Rotational Cylindrical
The outer surface B, the Rotational Cylindrical B is rotatably provided with turning handle, is slidably provided with and pushes away between the end faces described drive cavity E or so
Movable plate, the pushing plate upper surface be installed with column, and the column left side is installed with to be rotatably assorted with the turning handle and connect
It is provided with regulation silencing shock-reduction device on Rotational Cylindrical A, the motor B.
2. a kind of energy saving geothermal heating wetting system as described in claim 1, it is characterised in that：The wobble plate B is set to described
Above wobble plate A, it is provided with boss below the wobble plate A and wobble plate B, the swing for limiting the wobble plate A and wobble plate B.
3. a kind of energy saving geothermal heating wetting system as described in claim 1, it is characterised in that：The Rotational Cylindrical B is fixedly arranged on institute
It states on the upside of rotating disc right side, the center line of the Rotational Cylindrical B exports shaft centre line not on the same line with the motor B.
4. a kind of energy saving geothermal heating wetting system as described in claim 1, it is characterised in that：The locking rod outer surface setting
There are spring and block, spring to be set to the cavity in the drive cavity A left hand end walls, the check lock lever slidably passes through sky
Chamber.
5. a kind of energy saving geothermal heating wetting system as described in claim 1, it is characterised in that：The pushing plate or so end face is set
Sliding mats are equipped with, sliding mats are slidably connected with the drive cavity E left hand end walls.
6. a kind of energy saving geothermal heating wetting system as described in claim 1, it is characterised in that：The regulation silencing shock-reduction device includes
It is fixed at the motor silencing pad of two sides and the vibration damper plate for being fixed at motor front and rear sides face, institute up and down
Silencing pad is stated with the vibration damper plate to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133809.XA CN108362023A (en) | 2018-02-09 | 2018-02-09 | A kind of energy saving geothermal heating wetting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133809.XA CN108362023A (en) | 2018-02-09 | 2018-02-09 | A kind of energy saving geothermal heating wetting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108362023A true CN108362023A (en) | 2018-08-03 |
Family
ID=63005490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810133809.XA Withdrawn CN108362023A (en) | 2018-02-09 | 2018-02-09 | A kind of energy saving geothermal heating wetting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108362023A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2747516Y (en) * | 2004-04-11 | 2005-12-21 | 徐宝安 | Sun tracking glass vacuum energy-exchanging heat pipe |
| CA2683070A1 (en) * | 2007-04-18 | 2008-10-30 | Pavel Simka | Heat pump system and method for pumping liquids |
| CN103775663A (en) * | 2013-12-30 | 2014-05-07 | 宁波市天基隆智控技术有限公司 | Control valve |
| CN205225201U (en) * | 2015-11-19 | 2016-05-11 | 中国石油天然气股份有限公司 | Well head connecting device |
| CN206281028U (en) * | 2016-12-19 | 2017-06-27 | 天津中源邦达新能源工程技术有限公司 | A kind of heating system of utilization deep-well geothermal heating |
| CN206647084U (en) * | 2017-02-27 | 2017-11-17 | 中国地质大学（武汉） | A kind of dry-hot-rock geothermal quarrying apparatus |
-
2018
- 2018-02-09 CN CN201810133809.XA patent/CN108362023A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2747516Y (en) * | 2004-04-11 | 2005-12-21 | 徐宝安 | Sun tracking glass vacuum energy-exchanging heat pipe |
| CA2683070A1 (en) * | 2007-04-18 | 2008-10-30 | Pavel Simka | Heat pump system and method for pumping liquids |
| CN103775663A (en) * | 2013-12-30 | 2014-05-07 | 宁波市天基隆智控技术有限公司 | Control valve |
| CN205225201U (en) * | 2015-11-19 | 2016-05-11 | 中国石油天然气股份有限公司 | Well head connecting device |
| CN206281028U (en) * | 2016-12-19 | 2017-06-27 | 天津中源邦达新能源工程技术有限公司 | A kind of heating system of utilization deep-well geothermal heating |
| CN206647084U (en) * | 2017-02-27 | 2017-11-17 | 中国地质大学（武汉） | A kind of dry-hot-rock geothermal quarrying apparatus |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180803 |
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| WW01 | Invention patent application withdrawn after publication |