CN214403577U - On-spot carbon dioxide phase transition of aerifing sends and splits ware - Google Patents
On-spot carbon dioxide phase transition of aerifing sends and splits ware Download PDFInfo
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- CN214403577U CN214403577U CN202120434025.8U CN202120434025U CN214403577U CN 214403577 U CN214403577 U CN 214403577U CN 202120434025 U CN202120434025 U CN 202120434025U CN 214403577 U CN214403577 U CN 214403577U
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- carbon dioxide
- heating tube
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- liquid carbon
- cracking
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Abstract
The utility model discloses a carbon dioxide phase transition send and splits ware aerifys on-spot, including sending and splitting pipe, heating tube, end cover, heating tube lock nut, air duct, attach fitting, check valve, electric lead wire, electric ignition head, carbon dioxide heating tube medicament, liquid carbon dioxide. The utility model discloses utilizing place the structure of sending the pipe of splitting in the check valve, realizing the scene and aerifing and automatic encapsulation, having avoided loaded down with trivial details field assembly technology, minimize people and the contact link that sends the ware that splits that fills liquid carbon dioxide, simplified field operation construction process, guaranteed the pipe laying and fill the dress operation safety, improved the success rate that fills that sends the ware that splits.
Description
Technical Field
The utility model belongs to the technical field of the carbon dioxide blasting, concretely relates to carbon dioxide phase transition send and splits ware is aerifyd at scene.
Background
The carbon dioxide phase change cracking device is characterized in that liquid carbon dioxide is heated, gasified and expanded, high-pressure gas is rapidly released to break rocks or coal breakage, compared with the traditional blasting technology, the carbon dioxide phase change cracking device has the advantages of controllable expansion capacity, high power, small rock breaking vibration, no explosion spark, no high temperature and the like, and is widely applied to the fields of engineering rock breaking excavation, mineral exploitation and the like of flat foundations, foundation pits, civil air defense tunnels and the like in cities. In the prior art, the carbon dioxide phase change cracking device is generally filled firstly, then the carbon dioxide phase change cracking device is transported to a blasting site and implanted into a pre-drilled hole to carry out blasting, and certain safety risk exists if improper operation and sparks occur in the transportation and pre-burying processes.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide a carbon dioxide phase transition send and splits ware is aerifyd at scene.
The utility model adopts the technical proposal that: a carbon dioxide phase change cracking device for field inflation comprises a cracking tube 1, a heating tube 2, an end cover 3, a heating tube locking nut 4, an air duct 5, a connecting joint 6, a one-way valve 7, an electric lead 8, an electric ignition head 9, a carbon dioxide heating tube medicament 10 and liquid carbon dioxide 11; the cracking tube 1 is a hollow cylinder with one open end; the heating tube 2 is also a hollow cylinder with one open end, and the diameter of the cylinder is smaller than that of the cracking tube 1; the heating tube 2 and the cracking tube 1 are coaxially arranged, and one open ends of the heating tube and the cracking tube are flush; the end cover 3 is used for sealing the cracking tube 1; the heating tube locking nut 4 is used for fixing the heating tube 2, and a small hole is formed in the center of the heating tube locking nut and used for leading out an electric lead 8; the gas guide tube 5, the connecting joint 6 and the one-way valve 7 jointly form a liquid carbon dioxide inflation inlet for filling liquid carbon dioxide 11 into the fracturing tube 1, wherein the gas guide tube 5 is externally connected with a liquid carbon dioxide inflation bottle, the connecting joint 6 is used for fixing the gas guide tube 5 on the end cover 3, the one-way valve 7 is used for forming a one-way flow channel of the liquid carbon dioxide, and when the liquid carbon dioxide filled in the fracturing tube 1 reaches a certain pressure, the one-way valve 7 is automatically closed; the heating tube 2 is filled with carbon dioxide heating tube agent 10, and the agent generates heat under the action of the electric lead 8 and the electric ignition head 9 to detonate the liquid carbon dioxide in the cracking tube 1.
As a further improvement of the above technical solution:
the check valve 7 comprises a ferrule type pipe joint body 71 and a conical valve core 72, when the liquid carbon dioxide filled in the fracturing pipe 1 reaches a certain pressure, the conical valve core 72 is jacked into a conical cavity of the ferrule type pipe joint body 71 under the action of the pressure, and the check valve 7 is automatically closed.
In addition, the check valve 7 further comprises a sealing ring 73, and the sealing ring 73 is used for achieving a better sealing effect.
Compared with the prior art, the utility model has the advantages of:
the utility model relates to a disposable phase transition of liquid carbon dioxide send and split ware is aerifyd on-spot utilizes the structure of placing in the check valve and sending the pipe that splits, realizes on-the-spot gas filling and automatic encapsulation. The method avoids a complex field assembly process, reduces the contact link between people and the fracturing device filled with the liquid carbon dioxide as much as possible, simplifies the field operation and construction procedures, ensures the safety of pipe burying and filling operation, and improves the filling success rate of the fracturing device.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Description of reference numerals:
1. a dehiscence tube; 2. a heat generating tube; 3. an end cap; 4. a heating tube locking nut; 5. an air duct; 6. connecting a joint; 7. a one-way valve; 71. a ferrule type pipe joint body; 72. a conical valve core; 73. a seal ring; 8. an electrical lead; 9. an electric ignition head; 10. a carbon dioxide heating agent; 11. liquid carbon dioxide.
Detailed Description
The invention is described in further detail below with reference to the drawings and specific examples.
As shown in fig. 1 and fig. 2, the field-inflation carbon dioxide phase-change cracking device of the embodiment includes a cracking tube 1, a heating tube 2, an end cover 3, a heating tube locking nut 4, an air duct 5, a connecting joint 6, a one-way valve 7, an electric lead 8, an electric ignition head 9, a carbon dioxide heating tube medicament 10, and liquid carbon dioxide 11; the cracking tube 1 is a hollow cylinder with one open end; the heating tube 2 is also a hollow cylinder with one open end, and the diameter of the cylinder is smaller than that of the cracking tube 1; the heating tube 2 and the cracking tube 1 are coaxially arranged, and one open ends of the heating tube and the cracking tube are flush; the end cover 3 is used for sealing the cracking tube 1; the heating tube locking nut 4 is used for fixing the heating tube 2, and a small hole is formed in the center of the heating tube locking nut and used for leading out an electric lead 8; the gas guide tube 5, the connecting joint 6 and the one-way valve 7 jointly form a liquid carbon dioxide inflation inlet for filling liquid carbon dioxide 11 into the fracturing tube 1, wherein the gas guide tube 5 is externally connected with a liquid carbon dioxide inflation bottle, the connecting joint 6 is used for fixing the gas guide tube 5 on the end cover 3, the one-way valve 7 is used for forming a one-way flow channel of the liquid carbon dioxide, and when the liquid carbon dioxide filled in the fracturing tube 1 reaches a certain pressure, the one-way valve 7 is automatically closed; the heating tube 2 is filled with carbon dioxide heating tube agent 10, and the agent generates heat under the action of the electric lead 8 and the electric ignition head 9 to detonate the liquid carbon dioxide in the cracking tube 1.
In this embodiment, the check valve includes a ferrule type pipe joint body, a conical valve core, and a sealing ring, when the liquid carbon dioxide filled in the fracturing pipe 1 reaches a certain pressure, the conical valve core is pushed into the conical cavity of the ferrule type pipe joint body under the action of the pressure, the check valve 7 is automatically closed, and the sealing ring 73 is used for achieving a better sealing effect.
The utility model discloses a theory of operation does: firstly, a carbon dioxide phase change cracking device filled in a hole is implanted into the hole which is drilled in advance, an external liquid carbon dioxide gas filling bottle is connected with a gas guide tube 5, and liquid carbon dioxide 11 is filled into a cracking tube 1 through the gas guide tube 5, a connecting joint 6 and a one-way valve 7; after the filling is finished, the carbon dioxide gas charging bottle is disconnected, the conical valve core is jacked into the conical cavity of the ferrule type pipe joint body under the pressure action of the liquid carbon dioxide 11 in the fracturing pipe 1, and the one-way valve 7 is automatically closed at the moment; when the blasting is implemented, the electric lead 8 is connected with a power supply, the electric ignition head 9 acts on the heating medicament 10, the heating medicament 10 generates heat and transfers the heat to the liquid carbon dioxide 11 through the heating tube 2, and the liquid carbon dioxide 11 can be instantly vaporized after absorbing certain heat, so that the blasting is implemented. The utility model discloses a downthehole gas filling and automatic encapsulation, the people that has makeed the reduction as far as possible send the contact link that splits the ware with filling the liquid carbon dioxide that the dress is good, have guaranteed the pipe laying and have filled dress operation safety.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, therefore, any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention is included in the scope of the present invention.
Claims (3)
1. The utility model provides a carbon dioxide phase transition fracturing ware is aerifyd at scene which characterized in that: comprises a cracking tube (1), a heating tube (2), an end cover (3), a heating tube locking nut (4), an air duct (5), a connecting joint (6), a one-way valve (7), an electric lead (8), an electric ignition head (9), a carbon dioxide heating tube medicament (10) and liquid carbon dioxide (11); the cracking tube (1) is a hollow cylinder with one open end; the heating tube (2) is also a hollow cylinder with one open end, and the diameter of the cylinder is smaller than that of the cracking tube (1); the heating tube (2) and the fracturing tube (1) are coaxially arranged, and one ends of openings of the heating tube and the fracturing tube are flush; the end cover (3) is used for sealing the cracking tube (1); the heating tube locking nut (4) is used for fixing the heating tube (2), and a small hole is formed in the center of the heating tube locking nut and used for leading out an electric lead (8); the gas guide pipe (5), the connecting joint (6) and the one-way valve (7) jointly form a liquid carbon dioxide inflation inlet for filling liquid carbon dioxide (11) into the cracking pipe (1), wherein the gas guide pipe (5) is externally connected with a liquid carbon dioxide inflation bottle, the connecting joint (6) is used for fixing the gas guide pipe (5) on the end cover (3), the one-way valve (7) is used for forming a one-way flow channel of the liquid carbon dioxide, and when the liquid carbon dioxide filled in the cracking pipe (1) reaches a certain pressure, the one-way valve (7) is automatically closed; the heating tube (2) is filled with carbon dioxide heating tube agent (10), and the agent generates heat under the action of the electric lead (8) and the electric ignition head (9) to detonate liquid carbon dioxide in the cracking tube (1).
2. The field-aerated carbon dioxide phase change cracker according to claim 1, wherein: the one-way valve (7) comprises a ferrule type pipe joint body (71) and a conical valve core (72), when liquid carbon dioxide filled in the cracking pipe (1) reaches a certain pressure, the conical valve core (72) is jacked into a conical cavity of the ferrule type pipe joint body (71) under the action of the pressure, and the one-way valve (7) is automatically closed.
3. A field-aerated carbon dioxide phase change cracker according to claim 1 or claim 2, wherein: a sealing ring (73) is also provided, wherein the sealing ring (73) is used for realizing better sealing effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120434025.8U CN214403577U (en) | 2021-02-23 | 2021-02-23 | On-spot carbon dioxide phase transition of aerifing sends and splits ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120434025.8U CN214403577U (en) | 2021-02-23 | 2021-02-23 | On-spot carbon dioxide phase transition of aerifing sends and splits ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214403577U true CN214403577U (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120434025.8U Active CN214403577U (en) | 2021-02-23 | 2021-02-23 | On-spot carbon dioxide phase transition of aerifing sends and splits ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214403577U (en) |
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2021
- 2021-02-23 CN CN202120434025.8U patent/CN214403577U/en active Active
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