CN213478328U

CN213478328U - CO (carbon monoxide)2Phase change cracking device

Info

Publication number: CN213478328U
Application number: CN202020745307.5U
Authority: CN
Inventors: 候清峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-06-18
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a CO₂Phase transition send and splits device, including the propelling movement pipe, the one end fixedly connected with gas injection valve of propelling movement pipe, the inboard swing joint of propelling movement pipe has first sealing ring, the one end swing joint of starter has the second sealing ring, the other end swing joint of starter has the heating tube, the other end swing joint of propelling movement pipe has the liquid reserve pipe, the one end swing joint of liquid reserve pipe has seal gasket, one side swing joint of seal gasket has the level pressure to let out can the piece, seal gasket's opposite side swing joint has the release pipe. The releasing holes of the releasing pipe are rectangular, so that the impact force is more uniform, the impact on the surrounding ore body can be more uniform, the defect that the impact force of the traditional circular releasing holes is punctiform is avoided, and the device is enabled to be roundThe ore body that encloses is broken more evenly, and the release hole that release pipe one end was evenly arranged makes when sending and splits, and this device reaches the atress balance, avoids producing the power parallel with this device central line to the condition that leads to this device departure takes place.

Description

CO (carbon monoxide)2Phase change cracking device

Technical Field

The utility model relates to a coal mining equipment technical field specifically is a CO₂Phase change fracturing device.

Background

China is a country with rich coal resources, but the geological conditions of China are complex, gas accidents occur frequently, other secondary disasters are often caused, and meanwhile, the problem of gas is often difficult to eliminate by adopting the traditional tunneling means due to the fact that the depth of one drilling hole is deep. When the carbon dioxide undergoes gas-liquid phase change, the volume of the carbon dioxide rapidly expands to destroy surrounding media, and meanwhile, the phase change process is physical change and absorbs heat in the process, so that the safety is greatly improved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a CO₂Phase change fracturing device has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: including the propelling movement pipe, the one end fixedly connected with gas injection valve of propelling movement pipe, the inboard swing joint of propelling movement pipe has first sealing ring, the center department swing joint of first sealing ring has the starter, the one end swing joint of starter has the second sealing ring, the other end swing joint of starter has the heating pipe, the other end swing joint of propelling movement pipe has the stock solution pipe, the one end swing joint of stock solution pipe has seal gasket, one side swing joint of seal gasket has the level pressure to let out can the piece, seal gasket's opposite side swing joint has the release pipe.

Optionally, one end of the pushing pipe is movably connected with an anti-slip cap, and the inner side of the anti-slip cap is provided with threads.

Optionally, a through hole is formed in the center of one end of the push pipe, and a notch is formed in one side of the anti-slip cap.

One end of the optional release pipe is uniformly provided with release holes, the release holes are rectangular, and the number of the release holes is two.

Optionally, the heating tube contains a chemical cartridge.

Optionally, one end of the release pipe is provided with a rectangular notch.

(III) advantageous effects

The utility model provides a CO₂The phase change fracturing device has the following beneficial effects:

the CO is₂The phase change fracturing device comprises a phase change fracturing device body, wherein a worker calculates the number of the needed devices according to the depth of a preset drill hole before starting working, then sufficient carbon dioxide is injected into a liquid storage pipe through an air injection valve, the device is transported to a specified place by the worker and then connected through a thread at one end of a release pipe, so that the worker is prevented from preparing an additional connecting part, the preparation time of the worker is saved, the working efficiency is improved, the worker puts the device into the drill hole prepared in advance, when the gradient of the drill hole is large, the worker can install an anti-skid cap on the device by pushing the thread at the outer side of the pipe, the situation that the device slides down to the deep part of the drill hole due to large gradient is avoided, and the release hole of the release pipe of the device is rectangular, so that the impact force is uniform, and the impact on surrounding ore bodies can be more uniform, the shortcoming that traditional circular release hole impact force is punctiform has been avoided, makes ore body atress more even, makes ore body breakage around this device more even, and the release hole that release pipe one end was evenly arranged makes when sending and splits, and this device reaches the atress balance, avoids producing the power parallel with this device central line to the condition that leads to this device departure takes place.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the cross section of the present invention;

FIG. 3 is a schematic top view of the release tube of the present invention;

fig. 4 is a schematic view of the top view structure of the anti-slip cap of the present invention.

In the figure: 1. pushing the pipe; 2. an air injection valve; 3. a first seal ring; 4. a starter; 5. a second seal ring; 6. a heat generating tube; 7. a liquid storage pipe; 8. sealing gaskets; 9. a constant pressure energy release sheet; 10. a release tube; 11. an anti-slip cap.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: CO (carbon monoxide)₂The phase change fracturing device comprises a pushing pipe 1, one end of the pushing pipe 1 is fixedly connected with an air injection valve 2, the inner side of the pushing pipe 1 is movably connected with a first sealing ring 3, the center of the first sealing ring 3 is movably connected with a starter 4, one end of the starter 4 is movably connected with a second sealing ring 5, and the first sealing ring 3 and the second sealing ring 5 are arranged, so that the sealing performance of the pushing pipe 1 of the device is improved, the pressure leakage caused by air leakage of the device is avoided, the fracturing effect of the device is further reduced, the other end of the starter 4 is movably connected with a heating pipe 6, a chemical cartridge is arranged in the heating pipe 6, the chemical cartridge is manufactured after special treatment, an open fire cannot be ignited, the chemical cartridge can be efficiently used in an environment under certain uniform confining pressure, the electrified current reaches 0.8A to react, the other end of the pushing pipe 1 is movably connected with a liquid storage pipe 7, the material of liquid storage pipe 7 is a high strength alloy steel, have high pressure and high temperature resistance characteristics, can used repeatedly, the one end swing joint of liquid storage pipe 7 has seal gasket 8, one side swing joint of seal gasket has level pressure to let out can piece 9, level pressure lets out can piece 9 is a circular steel sheet, when liquid storage pipe 7 internal pressure is greater than level pressure and lets out can piece 9 destruction pressure, level pressure lets out can piece 9 by destruction, level pressure lets out can piece 9 play sealed effect under the normal condition, control gas pressure during the blasting, level pressure lets out can piece 9 has multiple model, produce different power of sending and splitting, 8 opposite side swing joint has release pipe 10, release hole that release pipe 10 one end was evenly arranged makes when sending and splitting, this device reaches the force balance of atress, avoid producing the power parallel with this device central line, thereby the condition that leads to this device departure takes place.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

To sum up, the CO₂Phase transition fracturing device, during the use, the staff before beginning work, according to the degree of depth of predetermineeing the drilling, calculates the quantity of this required device, then pours into sufficient carbon dioxide into liquid storage pipe 7 through gas injection valve 2, workerAfter the worker transports the device to a designated place, the device is connected through the threads at one end of the release pipe 10, so that the worker is prevented from preparing an additional connecting part, the preparation time of the worker is saved, the working efficiency is improved, the worker puts the device into a prepared drill hole, when the gradient of the drill hole is larger, the worker can install the anti-slip cap 11 on the device by pushing the threads at the outer side of the pipe 1, the situation that the device slides to the deep part of the drill hole due to the larger gradient is avoided, because the release holes of the release pipe 10 of the device are rectangular, the impact force is more uniform, the impact force can be more uniform to the surrounding ore bodies, the defect that the impact force of the traditional circular release holes is dotted is avoided, the ore bodies are stressed more uniformly, the ore bodies around the device are crushed more uniformly, and when the release holes uniformly distributed at one end of the release pipe 10 are cracked, the device achieves stress balance, and avoids generating force parallel to the central line of the device, thereby leading to the occurrence of the condition of flying out of the device.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. CO (carbon monoxide)₂Phase transition fracturing device, including propelling movement pipe (1), its characterized in that: the one end fixedly connected with gas injection valve (2) of propelling movement pipe (1), the inboard swing joint of propelling movement pipe (1) has first sealing ring (3), the center department swing joint of first sealing ring (3) has starter (4), the one end swing joint of starter (4) has second sealing ring (5), the other end swing joint of starter has heating tube (6), the other end swing joint of propelling movement pipe (1) has liquid reserve pipe (7), the one end swing joint of liquid reserve pipe (7) has seal gasket (8), one side swing joint of seal gasket has level pressure to let out can piece (9), the opposite side swing joint of seal gasket (8) has release pipe (10).

2. CO according to claim 1₂Phase transition fracturing device, its characterized in that: one end of the pushing pipe (1) is movably connected with an anti-slip cap (11), and the inner side of the anti-slip cap (11) is provided with threads.

3. CO according to claim 2₂Phase transition fracturing device, its characterized in that: the center of one end of the pushing pipe (1) is provided with a through hole, and one side of the anti-slip cap (11) is provided with a notch.

4. CO according to claim 1₂Phase transition fracturing device, its characterized in that: one end of the release pipe (10) is uniformly provided with release holes, the release holes are rectangular, and the number of the release holes is 12.

5. CO according to claim 1₂Phase transition fracturing device, its characterized in that: the heating tube (6) contains chemical medicated rolls.

6. CO according to claim 1₂Phase transition fracturing device, its characterized in that: one end of the release pipe (10) is provided with a rectangular notch.