CN207049621U - Mining liquid carbon dioxide conveying plumbing installation - Google Patents
Mining liquid carbon dioxide conveying plumbing installation Download PDFInfo
- Publication number
- CN207049621U CN207049621U CN201720945517.7U CN201720945517U CN207049621U CN 207049621 U CN207049621 U CN 207049621U CN 201720945517 U CN201720945517 U CN 201720945517U CN 207049621 U CN207049621 U CN 207049621U
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- China
- Prior art keywords
- tube
- carbon dioxide
- outer tube
- ore body
- inner tube
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Abstract
The utility model discloses a kind of mining liquid carbon dioxide conveying plumbing installation, including outer tube and the inner tube for being arranged on the outer tube, one end that the outer tube is located at outside ore body is provided with air inlet, the outer tube is located at one end closing in ore body, one end that the outer tube is located at outside ore body is provided with the first mounting hole for installing first pressure transmitter, one end that the outer tube is located in ore body is provided with the second mounting hole for installing second pressure transmitter, the both ends of said inner tube pass from outer tube end corresponding thereto, one end that said inner tube is located at outside ore body is provided with input port, one end that said inner tube is located in ore body is provided with the delivery outlet for being connected with fire extinguishing tube.The plumbing installation is simple in construction, can effectively avoid generation leakage during single tube transport of carbon dioxide from causing to damage to personal security.
Description
Technical field
The utility model belongs to mining liquid carbon dioxide conveying technology field, is specifically related to a kind of mining liquid dioxy
Change carbon conveying plumbing installation.
Background technology
In existing preventing and extinguishing fire of coal mine technical method, liquid carbon dioxide method on the basis of inerting due to that can realize
Fast cooling, liquid carbon dioxide are fed into flame range meeting instant vaporization, volumetric expansion, flowing diffusion, absorb substantial amounts of heat, make
Flame range temperature and oxygen concentration quickly reduce, and are administered in Mine Fire Area and show great advantage.Due to the phase of carbon dioxide
State is related to pressure and temperature, and temperature is too low or hypertonia can form dry ice, occurs during long-distance transportation through pipeline
Phenomena such as plugging, pipeline fracture distress cause liquid carbon dioxide to leak.At present, Chinese patent notification number is CN106247169A
A kind of mining liquid carbon dioxide long-distance transportation through pipeline device and carrying method are disclosed, when in use, it is necessary to manual operation
The conveying of liquid carbon dioxide is carried out, automaticity is low, and operating efficiency is not high, and without complete monitoring system, it is impossible to and
The feed status of Shi Fanying pipelines.If the timely signal piping situation of energy, when plugging or leakage occur for pipeline, take in time corresponding
Measure, conduit failure, the reliability of enhancing liquid carbon dioxide conveying can be avoided.It is simultaneously no in the prior art to be directed to liquid two
The system that carbonoxide long-distance transportation through pipeline is monitored in real time.
How to set it is a kind of for liquid carbon dioxide conveying plumbing installation, with suitable for liquid carbon dioxide convey into
The monitoring system of row leakage monitoring, it is various equivalent modifications technical problem urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, there is provided a kind of mining liquid carbon dioxide
Conveying plumbing installation.The plumbing installation is simple in construction, can effectively avoid generation leakage during single tube transport of carbon dioxide from causing
Personal security is damaged.
To achieve the above object, the technical solution adopted in the utility model is：Mining liquid carbon dioxide conveying pipeline
Device, it is characterised in that：Including outer tube and the inner tube for being arranged on the outer tube, one end that the outer tube is located at outside ore body is set
Air inlet is equipped with, the outer tube is located at one end closing in ore body, and one end that the outer tube is located at outside ore body is provided with for pacifying
The first mounting hole of first pressure transmitter is filled, one end that the outer tube is located in ore body is provided with for installing second pressure change
The second mounting hole of device is sent, the both ends of said inner tube pass from outer tube end corresponding thereto, and said inner tube is located at ore body
Outer one end is provided with input port, and one end that said inner tube is located in ore body is provided with the output for being connected with fire extinguishing tube
Mouthful.
Above-mentioned mining liquid carbon dioxide conveying plumbing installation, it is characterised in that：The outer tube is by multiple outer tube lists
Member section head and the tail are sequentially connected with composition, and two neighboring outer pipe sections section is connected by outward flange；Said inner tube is by multiple inner pipe sections
Section head and the tail are sequentially connected with composition, and two neighboring inner pipe sections section is connected by inner flange, is had between the outward flange and inner flange
There is gap.
Above-mentioned mining liquid carbon dioxide conveying plumbing installation, it is characterised in that：The circumference of said inner tube unit section
Direction is provided with multiple support bars for being used to be supported on the outer pipe sections section inwall.
Above-mentioned mining liquid carbon dioxide conveying plumbing installation, it is characterised in that：Multiple support bars are described in
The circumferencial direction of inner pipe sections section is uniformly laid.
Above-mentioned mining liquid carbon dioxide conveying plumbing installation, it is characterised in that：The quantity of the support bar is three
It is individual.
The utility model has advantages below compared with prior art：
1st, it is of the present utility model simple in construction, it is novel in design reasonable.
2nd, the utility model is made up of outer tube and inner tube, avoids generation leakage during single tube transport of carbon dioxide from causing to personnel
Safety damages, and inner tube conveying liquid phase carbon dioxide, the internal pipe of outer tube forms protection, and by being installed in the first mounting hole
First pressure transmitter, while second pressure transmitter is installed in the second mounting hole, monitor outer tube by two pressure transmitters
Interior gas change, it is convenient to close inner tube in time when inner tube leaks.
3rd, the utility model by setting support bar between the inner and outer pipe sections, it can be ensured that inner pipe sections section is located at outer tube
The middle part of unit section, makes the inwall of outer pipe sections section will not be in contact with the outer wall of inner pipe sections section.
4th, cost of implementation of the present utility model is low, and using effect is good, is easy to promote the use of.
In summary, the utility model is simple in construction, and novel in design rationally functional reliability is high, service life length, uses
Effect is good, is easy to promote the use of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A-A sectional views in Fig. 1.
Fig. 3 is use state diagram of the present utility model.
Description of reference numerals:
1-outer tube；1-1-outer pipe sections section；
1-2-air inlet；The mounting holes of 1-3-first；
The mounting holes of 1-4-second；2-inner tube；
2-1-inner pipe sections section；2-2-input port；
2-3-delivery outlet；3-outward flange；
4-inner flange；5-support bar；
6-the first gaseous carbon dioxide storage tank；7-the second gaseous carbon dioxide storage tank；
8-liquid carbon dioxide storage tank；9-the first block valve；
10-the second block valve；11-the three block valve；
12-the first connecting tube；13-the second connecting tube；
14-the three connecting tube；15-booster pump；
16-pressure maintaining valve；17-first pressure transmitter；
18-second pressure transmitter；19-pressure-control valve；
20-fire extinguishing tube；21-fire valve；
22-fire dam.
Embodiment
A kind of mining liquid carbon dioxide conveying plumbing installation as depicted in figs. 1 and 2, including outer tube 1 and be arranged on
Inner tube 2 inside the outer tube 1, one end that the outer tube 1 is located at outside ore body are provided with air inlet 1-2, and the outer tube 1 is located at ore deposit
Internal one end closing, one end that the outer tube 1 is located at outside ore body be provided with for first pressure transmitter 17 is installed first
Mounting hole 1-3, one end that the outer tube 1 is located in ore body are provided with the second mounting hole for installing second pressure transmitter 18
1-4, the both ends of said inner tube 2 are passed from the end of outer tube 1 corresponding thereto, and one end that said inner tube 2 is located at outside ore body is set
Input port 2-2 is equipped with, one end that said inner tube 2 is located in ore body is provided with the delivery outlet 2-3 for being connected with fire extinguishing tube 20.
As shown in figure 3, in the present embodiment, when in use, the air inlet 1-2 of the outer tube 1 passes through first to the plumbing installation
Connecting tube 12 is connected with the first gaseous carbon dioxide storage tank 6, the input port 2-2 of said inner tube 2 by the second connecting tube 13 with
Second gaseous carbon dioxide storage tank 7 connects, and the input port 2-2 of said inner tube 2 passes through the 3rd connecting tube 14 and liquid carbon dioxide
Storage tank 8 is connected, and the first block valve 9 is provided with first connecting tube 12, second is provided with second connecting tube 13
Block valve 10, the 3rd block valve 11 is installed in the 3rd connecting tube 14, one end that said inner tube 2 is located at outside ore body is provided with
Booster pump 15 and pressure maintaining valve 16, the delivery outlet 2-3 of said inner tube 2 are connected with stretching into the fire extinguishing tube 20 of flame range through fire dam 22
Connect, fire valve 21 is provided with the fire extinguishing tube 20.When in use, first with the gaseous state two in the second gaseous carbon dioxide storage tank 7
Carbonoxide boosts to inner tube 2, the pressure in said inner tube 2 is reached 1.6MPa~2MPa, meanwhile, by the first gaseous state dioxy
The carbon dioxide changed in carbon storage tank 6 is filled in outer tube 1, now again to liquid carbon dioxide is passed through in inner tube 2, into inner tube 2
Interior liquid carbon dioxide can be maintained at liquid phase state, when the overpressure of inner tube 2 is more than 2MPa~2.5MPa, by fire extinguishing tube
Pressure-control valve 19 on 20 carries out pressure release to the liquid phase carbon dioxide in inner tube 2, and the liquid phase carbon dioxide of pressure release outflow leads to again
Fire extinguishing tube 20 is crossed to be put out a fire into underground flame range.The plumbing installation can realize the direct conveying to liquid phase carbon dioxide, really
The sufficient supply of liquid carbon dioxide when having protected underground flame range fire extinguishing.
In the present embodiment, the plumbing installation is made up of outer tube 1 and inner tube 2, avoids letting out during single tube transport of carbon dioxide
Leakage is caused to damage to personal security, and said inner tube 2 conveys liquid phase carbon dioxide, and outer tube 1 is formed to inner tube 2 and protected, and
By installing first pressure transmitter 17 in the first mounting hole 1-3, while second pressure transmitter is installed in the second mounting hole 1-4
18, the gas monitored by two pressure transmitters in outer tube 1 changes, when the pressure transmitter output signal increases extremely
When, then illustrate that inner tube 2 leaks, should now close inner tube 2 in time.
As depicted in figs. 1 and 2, the outer tube 1 is sequentially connected with by multiple outer pipe sections section 1-1 head and the tail and formed, two neighboring
Outer pipe sections section 1-1 is connected by outward flange 3；Said inner tube 2 is sequentially connected with by multiple inner pipe sections section 2-1 head and the tail and formed, phase
Two inner pipe sections section 2-1 of neighbour are connected by inner flange 4, have gap between the outward flange 3 and inner flange 4.
As depicted in figs. 1 and 2, said inner tube unit section 2-1 circumferencial direction is provided with multiple described outer for being supported on
The support bar 5 of pipe unit section 1-1 inwalls.By setting support bar 5, it can be ensured that inner pipe sections section 2-1 is located at outer pipe sections section
1-1 middle part, makes outer pipe sections section 1-1 inwall will not be in contact with inner pipe sections section 2-1 outer wall.
In the present embodiment, circumferencial direction of multiple support bars 5 along said inner tube unit section 2-1 is uniformly laid.
Preferable way is that the quantity of the support bar 5 is three.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is imposed any restrictions, every
Any simple modification, change and the equivalent structure transformation made according to the utility model technical spirit to above example, still
Belong in the protection domain of technical solutions of the utility model.
Claims (5)
1. mining liquid carbon dioxide conveying plumbing installation, it is characterised in that：Including outer tube (1) and it is arranged on the outer tube
(1) internal inner tube (2), one end that the outer tube (1) is located at outside ore body are provided with air inlet (1-2), and the outer tube (1) is located at
One end closing in ore body, one end that the outer tube (1) is located at outside ore body is provided with for installing first pressure transmitter (17)
The first mounting hole (1-3), one end that the outer tube (1) is located in ore body is provided with for installing second pressure transmitter (18)
The second mounting hole (1-4), the both ends of said inner tube (2) pass from outer tube (1) end corresponding thereto, said inner tube
(2) one end outside the ore body is provided with input port (2-2), one end that said inner tube (2) be located in ore body be provided be used for
The delivery outlet (2-3) that fire extinguishing tube (20) is connected.
2. mining liquid carbon dioxide conveying plumbing installation according to claim 1, it is characterised in that：The outer tube
(1) it is sequentially connected with and is formed from beginning to end by multiple outer pipe sections sections (1-1), two neighboring outer pipe sections section (1-1) passes through outward flange (3)
Connection；Said inner tube (2) is sequentially connected with and formed from beginning to end by multiple inner pipe sections sections (2-1), two neighboring inner pipe sections section (2-1)
Connected by inner flange (4), there is gap between the outward flange (3) and inner flange (4).
3. mining liquid carbon dioxide conveying plumbing installation according to claim 2, it is characterised in that：Said inner tube list
The circumferencial direction of member section (2-1) is provided with multiple support bars (5) for being used to be supported on outer pipe sections section (1-1) inwall.
4. mining liquid carbon dioxide conveying plumbing installation according to claim 3, it is characterised in that：Multiple branch
Circumferencial direction of the stay (5) along said inner tube unit section (2-1) is uniformly laid.
5. mining liquid carbon dioxide conveying plumbing installation according to claim 4, it is characterised in that：The support bar
(5) quantity is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720945517.7U CN207049621U (en) | 2017-07-31 | 2017-07-31 | Mining liquid carbon dioxide conveying plumbing installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720945517.7U CN207049621U (en) | 2017-07-31 | 2017-07-31 | Mining liquid carbon dioxide conveying plumbing installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207049621U true CN207049621U (en) | 2018-02-27 |
Family
ID=61498641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720945517.7U Expired - Fee Related CN207049621U (en) | 2017-07-31 | 2017-07-31 | Mining liquid carbon dioxide conveying plumbing installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207049621U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207013A (en) * | 2019-03-22 | 2019-09-06 | 山东科技大学 | The beam tube type multitube pipe infusion state CO of whole on-line real time monitoring2System and method for |
-
2017
- 2017-07-31 CN CN201720945517.7U patent/CN207049621U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207013A (en) * | 2019-03-22 | 2019-09-06 | 山东科技大学 | The beam tube type multitube pipe infusion state CO of whole on-line real time monitoring2System and method for |
| CN110207013B (en) * | 2019-03-22 | 2023-08-18 | 山东科技大学 | Beam tube type multi-tube pipeline liquid CO with whole-course on-line real-time monitoring 2 System and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20190731 |