CN206862216U - Carbon dioxide fracturing device - Google Patents
Carbon dioxide fracturing device Download PDFInfo
- Publication number
- CN206862216U CN206862216U CN201720273675.2U CN201720273675U CN206862216U CN 206862216 U CN206862216 U CN 206862216U CN 201720273675 U CN201720273675 U CN 201720273675U CN 206862216 U CN206862216 U CN 206862216U
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- CN
- China
- Prior art keywords
- electric heating
- heating tube
- liquid storage
- carbon dioxide
- storage pipe
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
Carbon dioxide fracturing device, including liquid storage pipe, the liquid storage pipe side wall is made up of outer wall and inwall, space between outer wall and inwall is annular chamber, radial direction air-filled pore is provided with the side wall, the liquid storage pipe upper and lower ends are respectively arranged with the first electric heating tube and the second electric heating tube, the electric lead of first electric heating tube and the second electric heating tube is realized by the connecting line being arranged in annular chamber and is electrically connected, the electric heating tube bottom is provided with safety diaphragm, top is provided with the gland coordinated with liquid storage pipe gap between two ends, wire through-hole is provided with gland, the electric lead of electric heating tube is stretched out by wire through-hole；The liquid storage pipe also includes the closure plug with air-filled pore form fit.The utility model heats expansion simultaneously using two electricity-saving heating devices, and carbon dioxide is heated evenly, and detonation is rapid thorough, transient state blasting energy more than 10% is improved, by extending liquid storage length of tube, it is possible to achieve high-power detonation.This product uses light-weight design, and simple in construction, product is light.
Description
Technical field
The utility model belongs to mechanical field, is related to a kind of explosive, and in particular to a kind of carbon dioxide fracturing device.
Background technology
Carbon dioxide fracturing technology is a kind of high pressure pneumatic component technology, is body when utilizing liquid carbon dioxide endothermic gasification
Drastically expansion produces high pressure to product, causes coal（Rock）Body is broken or cracking, carbon dioxide fracturing technology can be widely applied to colliery and
All conglomeraties such as non-coal mine, cement, quarrying.Carbon dioxide split blasting process is run at low temperature, the liquid with surrounding environment
Body, gas is immiscible, does not produce any pernicious gas, does not produce electric arc and electric spark, not by high temperature, high fever, high humidity, high and cold
Influence.There is diluting effect, no concussion, no dust in underground blasting to gas；Carbon dioxide split blasting is due to upper
Advantage is stated, is found broad application；Existing carbon dioxide fracturing pipe amount of liquid storage is limited by activator heated perimeter, liquid titanium dioxide
Carbon uneven heating is even, close to away from activator liquid carbon dioxide can not simultaneously expanded by heating, reduce transient energy and release
Peak value is put, influences demolition effect.
Utility model content
To overcome technological deficiency existing for existing carbon dioxide fracturing device, the utility model discloses a kind of cause of carbon dioxide
Split device.
Carbon dioxide fracturing device described in the utility model, including liquid storage pipe, the liquid storage pipe side wall is by outer wall and inwall group
Into the space between outer wall and inwall is annular chamber, and radial direction air-filled pore, the liquid storage pipe upper and lower ends are provided with the side wall
The first electric heating tube and the second electric heating tube are respectively arranged with, the electric lead of first electric heating tube and the second electric heating tube leads to
Cross the connecting line realization being arranged in annular chamber to be electrically connected, the electric heating tube bottom is provided with safety diaphragm, and top is provided with
The gland coordinated with liquid storage pipe gap between two ends, wire through-hole is provided with gland, the electric lead of electric heating tube passes through wire through-hole
Stretch out；The liquid storage pipe also includes the closure plug with air-filled pore form fit.
Preferably, the radial direction air-filled pore is T-shaped mouth, including opens up import on the outer wall and one in inwall
To coaxial reversely outlet.
Preferably, having sealing ring, the sealing ring and electric heating tube top between gland at the top of the electric heating tube
Connected by wire.
Preferably, the gland passes through a pair of clamp screw keyholes for being arranged on wire through-hole both sides and matched tightening
Bolt is fixedly connected with electric heating tube.
Preferably, U-shaped draw ring is provided with the gland.
Preferably, the fluid reservoir inside top is provided with internal thread, is provided with the outside of gland outer with screw-internal thread fit
Screw thread.
Using carbon dioxide fracturing device described in the utility model, expansion, dioxy are heated simultaneously using two electricity-saving heating devices
Change carbon to be heated evenly, detonation is rapid thorough, transient state blasting energy more than 10% is improved, by extending liquid storage length of tube, it is possible to achieve
High-power detonation.This product uses light-weight design, and simple in construction, product is light.
Brief description of the drawings
Fig. 1 be carbon dioxide fracturing device described in the utility model a kind of embodiment component structure diagram, Fig. 2
For gland described in the utility model and a kind of embodiment schematic diagram of electric heating tube combining structure；Reference name in figure
Referred to as 1- liquid storage pipes, the electric heating tubes of 2- first, the electric heating tubes of 3- second, 4- annular chambers, 5- connecting lines, 6- air-filled pores, 7- glands,
8- clamp screw keyholes, 9- electric leads, 10-U shape draw rings, 11- sealing rings, 12- wires, 13- wire through-holes.
Embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in further detail.
Carbon dioxide fracturing device described in the utility model, including liquid storage pipe 1, the liquid storage pipe side wall is by outer wall and inwall group
Into the space between outer wall and inwall is annular chamber, and radial direction air-filled pore, the liquid storage pipe upper and lower ends are provided with the side wall
It is respectively arranged with the first electric heating tube 2 and the second electric heating tube 3, the electric lead of first electric heating tube and the second electric heating tube
Realized and be electrically connected by the connecting line 5 being arranged in annular chamber, the electric heating tube bottom is provided with safety diaphragm, and top is set
There is the gland 7 coordinated with liquid storage pipe gap between two ends, be provided with wire through-hole 13 on gland 7, the electric lead 9 of electric heating tube is by leading
Line three-way hole stretches out；The liquid storage pipe also includes the closure plug with air-filled pore form fit.
Liquid storage pipe is used to inject storage liquid carbon dioxide；Liquid storage pipe side wall forms an annular chamber using two layers of mode,
The heat insulation effect of liquid storage pipe is improved, suppresses carbon dioxide liquid expanded by heating.Injected during injection from air-filled pore 6, air-filled pore can
To design T-shaped mouth as shown in Figure 1, including open up import on the outer wall and a pair in inwall coaxially reversely go out
Mouthful, it can be injected simultaneously to liquid storage pipe from both direction, make liquid storage pipe both ends injection rate uniform, the form of T-shaped mouth can also subtract
The outside overflow of liquid in few liquid storage pipe, air-filled pore 6 is closed using closure plug after the completion of injection.Two electric heating tubes distinguish position
In liquid storage pipe upper and lower ends, realized and be electrically connected by the connecting line 5 being arranged in annular chamber, once it is powered, electric heating tube
Electric signal trigger theory causes the length of connecting line can be ignored, electric heating tube fever expansion, and bursting safety diaphragm simultaneously,
Pyrogen enters liquid storage pipe and carbon dioxide exposure, so that liquid carbon dioxide expands rapidly blast.
Using carbon dioxide fracturing device described in the utility model, expansion, dioxy are heated simultaneously using two electricity-saving heating devices
Change carbon to be heated evenly, detonation is rapid thorough, improves transient state blasting energy more than 10%, using two electric heating tubes in the case of, also
Can be by extending liquid storage length of tube, it is possible to achieve high-power detonation.
Gland is used to electric heating tube being fixed in liquid storage pipe, and the wire through-hole on gland is used to pass electric lead；Storing up
Flow container inside top can set internal thread, set the external screw thread with screw-internal thread fit on the outside of gland simultaneously, can be steady by gland
Fixed firm screw-in liquid storage pipe.It can be set by rubber or other high polymer materials between gland at the top of the electric heating tube
Manufactured sealing ring 11, strengthen the sealing effectiveness between gland and electric heating tube, avoid carbon dioxide gasification from revealing, sealing ring with
Connected by wire 12 at the top of electric heating tube, so as to avoid sealing ring from being dropped in installing/dismounting loss, possess certain support
The wire 12 of power can also by sealing ring jack up in position, facilitate gland 7 from top to bottom be rotatably mounted on electrical heating
Tube top portion.
Cause pipe shaft to be heated to avoid human hand from directly contacting liquid storage pipe pipe shaft, gas expansion, be provided with a U-shaped on gland
Draw ring 10, it is easy to hold.
Gland can by be arranged on wire through-hole both sides a pair of clamp screw keyholes 8 and matched tight fixed bolt with
Electric heating tube is fixedly connected.
Previously described is each preferred embodiment of the present utility model, the preferred embodiment in each preferred embodiment
If not obvious contradictory or premised on a certain preferred embodiment, each preferred embodiment can be arbitrarily superimposed
It is applied in combination, the design parameter in the embodiment and embodiment is merely to clearly state the utility model of utility model people
Verification process, and be not used to limit scope of patent protection of the present utility model, scope of patent protection of the present utility model still with
Its claims is defined, every equivalent structure change made with specification of the present utility model and accompanying drawing content, similarly
It should be included in the scope of protection of the utility model.
Claims (6)
1. carbon dioxide fracturing device, it is characterised in that：Including liquid storage pipe, the liquid storage pipe side wall is made up of outer wall and inwall, outside
Space between wall and inwall is annular chamber, and radial direction air-filled pore, the liquid storage pipe upper and lower ends difference are provided with the side wall
The first electric heating tube and the second electric heating tube are provided with, the electric lead of first electric heating tube and the second electric heating tube is by setting
Put the realization of the connecting line in annular chamber to be electrically connected, the electric heating tube bottom is provided with safety diaphragm, and top is provided with and stored up
The gland that liquid pipe gap between two ends coordinate, wire through-hole is provided with gland, the electric lead of electric heating tube is stretched out by wire through-hole；
The liquid storage pipe also includes the closure plug with air-filled pore form fit.
2. carbon dioxide fracturing device as claimed in claim 1, it is characterised in that the radial direction air-filled pore is T-shaped mouth, including is opened
If import on the outer wall and a pair in inwall coaxial reversely outlets.
3. carbon dioxide fracturing device as claimed in claim 1, it is characterised in that have at the top of the electric heating tube between gland
There is sealing ring, the sealing ring is connected with the top of electric heating tube by wire.
4. carbon dioxide fracturing device as claimed in claim 1, it is characterised in that the gland is by being arranged on wire through-hole two
A pair of clamp screw keyholes of side and matched tight fixed bolt are fixedly connected with electric heating tube.
5. carbon dioxide fracturing device as claimed in claim 1, it is characterised in that U-shaped draw ring is provided with the gland.
6. carbon dioxide fracturing device as claimed in claim 1, it is characterised in that the fluid reservoir inside top is provided with interior spiral shell
Line, gland outside are provided with the external screw thread with screw-internal thread fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720273675.2U CN206862216U (en) | 2017-03-21 | 2017-03-21 | Carbon dioxide fracturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720273675.2U CN206862216U (en) | 2017-03-21 | 2017-03-21 | Carbon dioxide fracturing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206862216U true CN206862216U (en) | 2018-01-09 |
Family
ID=60815553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720273675.2U Expired - Fee Related CN206862216U (en) | 2017-03-21 | 2017-03-21 | Carbon dioxide fracturing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206862216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747635A (en) * | 2020-12-31 | 2021-05-04 | 王佰忠 | Detonation method using nano metal film as initiation source |
-
2017
- 2017-03-21 CN CN201720273675.2U patent/CN206862216U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747635A (en) * | 2020-12-31 | 2021-05-04 | 王佰忠 | Detonation method using nano metal film as initiation source |
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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 |
Granted publication date: 20180109 Termination date: 20200321 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |