CN112901167B - A new type of longitudinally supported transversely expanded cracked rock pipe - Google Patents
A new type of longitudinally supported transversely expanded cracked rock pipe Download PDFInfo
- Publication number
- CN112901167B CN112901167B CN202110247797.5A CN202110247797A CN112901167B CN 112901167 B CN112901167 B CN 112901167B CN 202110247797 A CN202110247797 A CN 202110247797A CN 112901167 B CN112901167 B CN 112901167B
- Authority
- CN
- China
- Prior art keywords
- liquid storage
- pipe
- longitudinal
- storage pipe
- plug cover
- 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.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C37/00—Other methods or devices for dislodging with or without loading
- E21C37/06—Other methods or devices for dislodging with or without loading by making use of hydraulic or pneumatic pressure in a borehole
- E21C37/14—Other methods or devices for dislodging with or without loading by making use of hydraulic or pneumatic pressure in a borehole by compressed air; by gas blast; by gasifying liquids
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
本发明属于岩石膨胀致裂设备技术领域，公开了一种新型纵向支撑横向膨胀裂岩管，包括具有收容腔的储液管，其中，所述新型纵向支撑横向膨胀裂岩管还包括设于所述收容腔内的纵向拉索，所述纵向拉索的两端分别固定于所述储液管的两端，且所述纵向拉索的中部与所述储液管的内侧壁分离。与相关技术相比，本发明对储液管的结构进行改进，将纵向拉索的中部与储液管管壁分离。采用该结构，一方面，纵向拉索不会限制储液管横向膨胀，储液管可沿横向自由膨胀，保证了裂岩管的裂岩能力。另一方面，纵向拉索起支撑储液管的作用，储液管横向膨胀时，纵向拉索支撑储液管，可限制储液管长度缩短，保证裂岩管的有效裂岩长度。
The present invention belongs to the technical field of rock expansion fracturing equipment, and discloses a new type of longitudinally supported transversely expanded rock cracking pipe, including a liquid storage pipe with a receiving cavity, wherein the new type of longitudinally supported transversely expanded rock cracking pipe also includes a longitudinal cable arranged in the receiving cavity, the two ends of the longitudinal cable are respectively fixed to the two ends of the liquid storage pipe, and the middle part of the longitudinal cable is separated from the inner wall of the liquid storage pipe. Compared with the related art, the present invention improves the structure of the liquid storage pipe, and separates the middle part of the longitudinal cable from the wall of the liquid storage pipe. With this structure, on the one hand, the longitudinal cable will not limit the transverse expansion of the liquid storage pipe, and the liquid storage pipe can expand freely in the transverse direction, thereby ensuring the rock cracking ability of the rock cracking pipe. On the other hand, the longitudinal cable plays a role in supporting the liquid storage pipe. When the liquid storage pipe expands transversely, the longitudinal cable supports the liquid storage pipe, which can limit the shortening of the length of the liquid storage pipe and ensure the effective rock cracking length of the rock cracking pipe.
Description
Technical Field
The invention belongs to the technical field of rock expansion fracturing equipment, and particularly relates to a novel longitudinal support transverse expansion fracturing rock pipe.
Background
The gas cracking pipe mainly comprises a liquid storage pipe and liquid gas filled in the liquid storage pipe, and the liquid gas is utilized to be heated, gasified and expanded, and then high-pressure gas is rapidly released to achieve the purpose of breaking rock or coal dropping, so that the gas cracking pipe is widely applied to the technical fields of urban improvement, urban construction, mining and the like.
In the related art, the liquid storage pipe comprises a plastic pipe body and a steel wire rope embedded in the plastic pipe body, and the steel wire rope and the liquid storage pipe are of an integrated structure, and the structure is similar to a hydraulic oil pipe embedded with the steel wire rope. The steel wire rope is arranged along the longitudinal direction of the plastic pipe body and is used for increasing the tensile strength of the liquid storage pipe and limiting the liquid storage pipe to expand along the longitudinal direction of the liquid storage pipe. The defect of the related art is that the steel wire rope is embedded into the plastic pipe body and the steel wire rope and the plastic pipe body form an integrated structure, the processing and manufacturing cost is high, and when the steel wire rope and the plastic pipe body are pulled, if the deformation is asynchronous, the plastic pipe body is easy to pull and crack, the sealing performance of the plastic pipe body is reduced, and the normal use of the plastic pipe body is influenced, so that the requirement on the material of the plastic pipe body is high, the enough elasticity must be ensured in performance, and the raw material cost is increased.
Therefore, it is necessary to provide a new longitudinally supported transverse expansion rock pipe to solve the above technical problems.
Disclosure of Invention
Based on the above, the invention provides a novel longitudinal support transverse expansion rock pipe, which aims to solve the technical problems that a liquid storage pipe in the prior art is difficult to process and manufacture and has high requirement on materials.
In order to solve the technical problems, the invention provides a novel longitudinal support transverse expansion rock pipe, which comprises a liquid storage pipe with a containing cavity, wherein the novel longitudinal support transverse expansion rock pipe further comprises a longitudinal stay rope arranged in the containing cavity, two ends of the longitudinal stay rope are respectively fixed at two ends of the liquid storage pipe, and the middle part of the longitudinal stay rope is separated from the inner side wall of the liquid storage pipe.
Preferably, the liquid storage tube is in a circular tube shape, the number of the longitudinal inhaul cables is multiple, and the longitudinal inhaul cables are annularly distributed with the axis of the liquid storage tube as the center.
Preferably, the longitudinal inhaul cable is a steel wire rope.
Preferably, the rubber material is used for the rubber material.
Preferably, the liquid storage tube comprises a tube body, an upper plug cover and a lower plug cover, wherein an upper opening and a lower opening are respectively arranged at two ends of the tube body, the upper plug cover is completely covered with the upper opening and fixedly connected with the tube body, the lower plug cover is completely covered with the lower opening and fixedly connected with the tube body, the accommodating cavity is formed by the tube body, the upper plug cover and the lower plug cover in a surrounding mode, one end of the longitudinal inhaul cable is fixed to the upper plug cover, and the other end of the longitudinal inhaul cable is fixed to the lower plug cover.
Preferably, the novel longitudinal support transverse expansion rock pipe further comprises a flexible connecting ring, and the connecting ring is sequentially connected with a plurality of longitudinal inhaul cables.
Preferably, the connecting rings are arranged at intervals along the axial direction of the pipe body.
Preferably, the longitudinal inhaul cable is a steel wire rope.
Preferably, the upper plug cover is in threaded connection with the pipe body, and an air charging hole communicated with the accommodating cavity is formed in the upper plug cover.
Preferably, the lower plug cover is in threaded connection with the pipe body.
Compared with the related art, the invention improves the structure of the liquid storage pipe and separates the middle part of the longitudinal inhaul cable from the pipe wall of the liquid storage pipe. By adopting the structure, on one hand, the longitudinal inhaul cable can not limit the transverse expansion of the liquid storage pipe, and the liquid storage pipe can freely expand along the transverse direction, so that the rock cracking capacity of the rock cracking pipe is ensured. On the other hand, the longitudinal inhaul cable plays a role in supporting the liquid storage pipe, and when the liquid storage pipe transversely expands, the longitudinal inhaul cable supports the liquid storage pipe, so that the length of the liquid storage pipe can be limited to be shortened, and the effective cracking length of the cracking pipe is ensured.
In addition, by adopting the structure of the invention, the technical problem that the ductility and the retractility of the liquid storage tube are affected due to the fact that the longitudinal inhaul cable is positioned in the liquid storage tube can be avoided. The requirements on the rubber liquid storage tube material and the processing and manufacturing difficulties are reduced, and the molding cost of the product is effectively reduced.
Drawings
The features and advantages of the present invention will be more clearly understood by reference to the accompanying drawings, which are illustrative and should not be construed as limiting the invention in any way, in which:
FIG. 1 is a front view of the structure of a novel longitudinally supported transversely expanded rock tube of the present invention;
FIG. 2 is an enlarged view of a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a front elevational view of another novel longitudinally supported laterally expanded rock tube of the present invention;
Fig. 4 is an enlarged view of a cross-sectional view taken along line B-B in fig. 3.
In the figure:
1. A liquid storage pipe, a longitudinal guy cable, a flexible connecting ring, 100 a containing cavity, 11 a pipe body, 12. Upper plug cover, 13. Lower plug cover, 111. Upper opening, 112. Lower opening, 121. Air charging hole.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.
In the description of the present invention, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intermediate medium, and in communication with each other between two elements, or "drive connected," i.e., dynamically connected by any suitable means such as belt drive, gear drive, or sprocket drive. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-2, a novel longitudinal support transverse expansion rock pipe comprises a liquid storage pipe 1 with a containing cavity 100, the novel longitudinal support transverse expansion rock pipe further comprises a longitudinal stay rope 2 arranged in the containing cavity 100, two ends of the longitudinal stay rope 2 are respectively fixed at two ends of the liquid storage pipe 1, and the middle part of the longitudinal stay rope 2 is separated from the inner side wall of the liquid storage pipe 1. The liquid storage tube 1 is made of rubber material. The liquid storage tube 1 comprises a tube body 11, an upper plug cover 12 and a lower plug cover 13, wherein an upper opening 111 and a lower opening 112 are respectively arranged at two ends of the tube body 11, the upper plug cover 12 is completely covered with the upper opening 111 and fixedly connected with the tube body 11, the lower plug cover 13 is completely covered with the lower opening 112 and fixedly connected with the tube body 11, the accommodating cavity 100 is defined by the tube body 11, the upper plug cover 12 and the lower plug cover 13, one end of the longitudinal guy cable 2 is fixed on the upper plug cover 12, and the other end of the longitudinal guy cable 2 is fixed on the lower plug cover 13.
In this embodiment, the longitudinal cable 2 restricts the longitudinal expansion of the liquid storage tube 1, but does not restrict the lateral expansion of the liquid storage tube 1, so that the liquid storage tube 1 is placed in the fracturing hole, and when the liquid storage tube 1 is filled with pressure gas, the side wall of the liquid storage tube 1 is supported by the wall of the fracturing hole even if the liquid storage tube 1 expands laterally under the action of the pressure gas, so that the excessive expansion of the liquid storage tube 1 is avoided, and the safety of the filling process of the liquid storage tube 1 is ensured. In addition, when the liquid storage pipe 1 is triggered, the liquid storage pipe 1 is transversely expanded at first, so that the expansion force is opposite to the hole wall of the fracturing hole, the rock is fractured, and the rock fracturing effect is further ensured.
When the liquid storage tube 1 is manufactured, the longitudinal guy wires 2 are not required to be embedded into the liquid storage tube 1, and only two ends of the longitudinal guy wires 2 are required to be fixed at two end parts (the upper plug cover 12 and the lower plug cover 13) of the liquid storage tube 1, so that the middle part of the longitudinal guy wires 2 is separated from the inner side wall of the tube body 11. That is, the longitudinal cable 2 and the pipe body 11 are of separate structures, so that the pipe body 11 is not affected when the longitudinal cable 2 is pulled, that is, the pipe body 11 is not broken due to the deformation of the pipe body 11 and the wire rope being asynchronous when the pipe body 11 and the longitudinal cable 2 are pulled. Therefore, the pipe body 11 can be made of a material with poor elasticity, and the raw material cost of the pipe body 11 can be greatly reduced.
According to the specific embodiment of the invention, the liquid storage pipe 1 is in a circular pipe shape as a whole, a plurality of longitudinal guys 2 are arranged, and the longitudinal guys 2 are annularly distributed by taking the axis of the liquid storage pipe 1 as the center. This structure facilitates the formation of a uniform pulling force on the inner wall of the reservoir 1.
According to an embodiment of the invention, the longitudinal guy wires 2 are steel wires. It should be noted that the longitudinal guy wires 2 may be ropes of other structures, such as synthetic fiber guy wires.
According to the specific embodiment of the invention, the upper plug cover 12 and the pipe body 11 are in threaded connection, and the lower plug cover 13 and the pipe body 11 are in threaded connection. The structure is beneficial to split body manufacturing.
According to an embodiment of the present invention, the upper stopper cover 12 is provided with an air-filling hole 121 communicating with the accommodating chamber 100. The air charging hole 121 is used for accommodating and fixing an air charging device (such as an air charging valve) and is beneficial to charging pressure air into the liquid storage tube 1.
Referring to fig. 3-4, according to the specific embodiment of the invention, the novel longitudinal support transverse expansion rock pipe further comprises a flexible connecting ring 3, and the connecting ring is sequentially connected with a plurality of longitudinal inhaul cables 2. The connecting rings are a plurality of connecting rings which are arranged at intervals along the axial direction of the pipe body 11. The longitudinal guy wires 2 are steel wires. In this embodiment, the flexible connection ring 3 that increases for fix a plurality of longitudinal cables 2 respectively, flexible connection ring 3 and longitudinal cables 2 wholly form cylindrical netted, do benefit to further improvement tensile strength, effectively restrict liquid storage tube 1 along longitudinal expansion.
Compared with the related art, the invention improves the structure of the liquid storage pipe and separates the middle part of the longitudinal inhaul cable from the pipe wall of the liquid storage pipe. By adopting the structure, on one hand, the longitudinal inhaul cable can not limit the transverse expansion of the liquid storage pipe, and the liquid storage pipe can freely expand along the transverse direction, so that the rock cracking capacity of the rock cracking pipe is ensured. On the other hand, the longitudinal inhaul cable plays a role in supporting the liquid storage pipe, and when the liquid storage pipe transversely expands, the longitudinal inhaul cable supports the liquid storage pipe, so that the length of the liquid storage pipe can be limited to be shortened, and the effective cracking length of the cracking pipe is ensured.
In addition, by adopting the structure of the invention, the technical problem that the ductility and the retractility of the liquid storage tube are affected due to the fact that the longitudinal inhaul cable is positioned in the liquid storage tube can be avoided. The requirements on the rubber liquid storage tube material and the processing and manufacturing difficulties are reduced, and the molding cost of the product is effectively reduced.
Although embodiments of the present invention have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope of the invention as defined by the appended claims.
Claims (7)
1. The novel longitudinal support transverse expansion rock pipe comprises a liquid storage pipe with a containing cavity, and is characterized by further comprising a longitudinal inhaul cable arranged in the containing cavity, wherein two ends of the longitudinal inhaul cable are respectively fixed at two ends of the liquid storage pipe, and the middle part of the longitudinal inhaul cable is separated from the inner side wall of the liquid storage pipe;
The liquid storage pipe is in a round pipe shape as a whole, the number of the longitudinal inhaul cables is multiple, and the longitudinal inhaul cables are annularly distributed by taking the axis of the liquid storage pipe as the center;
The novel longitudinal support transverse expansion rock burst pipe further comprises flexible connecting rings, and the connecting rings are sequentially connected with a plurality of longitudinal inhaul cables.
2. The novel longitudinally supported laterally expanded rock tube of claim 1, wherein the longitudinal pull cable is a wire rope.
3. The novel longitudinally supported laterally expanded rock tube of claim 2, wherein the liquid storage tube is made of a rubber material.
4. The novel longitudinal support transverse expansion rock pipe according to claim 3, wherein the liquid storage pipe comprises a pipe body, an upper plug cover and a lower plug cover, the two ends of the pipe body are respectively provided with an upper opening and a lower opening, the upper plug cover is completely covered with the upper opening and fixedly connected with the pipe body, the lower plug cover is completely covered with the lower opening and fixedly connected with the pipe body, the accommodating cavity is formed by the pipe body, the upper plug cover and the lower plug cover in a surrounding mode, one end of the longitudinal guy cable is fixed to the upper plug cover, and the other end of the longitudinal guy cable is fixed to the lower plug cover.
5. The novel longitudinally supported laterally expanded rock tube of claim 4, wherein said connector rings are a plurality of spaced apart axially along said tube body.
6. The novel longitudinally supported and transversely expanded rock tube according to claim 4, wherein the upper plug cover is in threaded connection with the tube body, and the upper plug cover is provided with an air charging hole communicated with the containing cavity.
7. The novel longitudinally supported laterally expanded rock tube of claim 4, wherein the lower plug cap is threadably connected to the tube body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110247797.5A CN112901167B (en) | 2021-03-06 | 2021-03-06 | A new type of longitudinally supported transversely expanded cracked rock pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110247797.5A CN112901167B (en) | 2021-03-06 | 2021-03-06 | A new type of longitudinally supported transversely expanded cracked rock pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112901167A CN112901167A (en) | 2021-06-04 |
| CN112901167B true CN112901167B (en) | 2024-12-13 |
Family
ID=76107980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110247797.5A Active CN112901167B (en) | 2021-03-06 | 2021-03-06 | A new type of longitudinally supported transversely expanded cracked rock pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112901167B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201358788Y (en) * | 2009-01-14 | 2009-12-09 | 朱殿才 | Expansion cracking device |
| CN216305912U (en) * | 2021-03-06 | 2022-04-15 | 方莹 | A New Type of Vertically Supported Laterally Expansion Fractured Rock Pipe |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPM307693A0 (en) * | 1993-12-21 | 1994-01-20 | Uponor N.V. | Expandable plug |
| CN205401976U (en) * | 2016-03-02 | 2016-07-27 | 湖北鑫汉通管业有限公司 | Outer PE's of interior epoxy plastic -coated steel tube |
-
2021
- 2021-03-06 CN CN202110247797.5A patent/CN112901167B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201358788Y (en) * | 2009-01-14 | 2009-12-09 | 朱殿才 | Expansion cracking device |
| CN216305912U (en) * | 2021-03-06 | 2022-04-15 | 方莹 | A New Type of Vertically Supported Laterally Expansion Fractured Rock Pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112901167A (en) | 2021-06-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103764943A (en) | Annular barrier with safety metal sleeve | |
| CN112901167B (en) | A new type of longitudinally supported transversely expanded cracked rock pipe | |
| CN105422152B (en) | A kind of large deformation shear anchor arm and its installation method | |
| CN103321583B (en) | Tubular pile momentum balancing device | |
| CN205277465U (en) | Large deformation stock that shears | |
| CN216305912U (en) | A New Type of Vertically Supported Laterally Expansion Fractured Rock Pipe | |
| CN212430024U (en) | Reinforced PE pipe | |
| CN111292884A (en) | Submarine cable | |
| CN110098009A (en) | A kind of automobile-used semi-spiral optoelectronic composite cable of scouting of negative pressure rebound | |
| US4923337A (en) | Prestressed steel tube, in particular for making anchor lines for taut line type production platforms, a method of handling and installing such a tube, and a platform including such a tube | |
| CN110500043A (en) | Cementing system and casing joint | |
| CN205558944U (en) | Cavity slip casting anchor rope | |
| US8882395B2 (en) | Tension dispersion-type complex anchor body with a removable tension member, and method for constructing same | |
| CN209976560U (en) | Novel hollow grouting anchor cable | |
| CN101086159A (en) | Annular extension limit flexible pressurized grouting bolt | |
| CN108915611A (en) | Continuous pipe rope connector and implementation method | |
| CN214783884U (en) | Full-bonding type prestressed steel anchor pipe cable structure | |
| CN210509243U (en) | Full-length cemented anchor cable | |
| CN211230345U (en) | Fracturing wellhead conversion device | |
| CN108756975B (en) | Novel shear protection tube for anchoring device and installation method thereof | |
| CN108951420B (en) | Hot extrusion polyethylene steel wire finished cable prestress system for suspension bridge anchorage | |
| CN114320409B (en) | Grouting anchor cable with pressure-controllable and pressure-yielding functions | |
| CN109026104A (en) | A kind of hollow slip casting Mine anchorage cable | |
| CN110486064A (en) | A kind of overall length cementation anchor cable | |
| CN216429643U (en) | Full-length cementation bendable anchor rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230413 Address after: 516083 No. 23, Shihua Avenue West, Xiangshui River, Daya Bay West District, Huizhou City, Guangdong Province (Research Building) Applicant after: Hunan Kaili Electromechanical Equipment Co.,Ltd. Huizhou Branch Address before: 528231 factory building No.10, No.2, erheng Road, zhongbian lianghao Industrial Zone, Dali Town, Nanhai District, Foshan City, Guangdong Province Applicant before: Fang Ying |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230609 Address after: B902, Building 2, Shenzhen Bay Science and Technology Ecological Park, No. 1809 Shahe West Road, High tech Zone Community, Yuehai Street, Shenzhen City, Guangdong Province, 518063 Applicant after: Guangdong Hongkai Gas Energy Technology Co.,Ltd. Address before: 516083 No. 23, Shihua Avenue West, Xiangshui River, Daya Bay West District, Huizhou City, Guangdong Province (Research Building) Applicant before: Hunan Kaili Electromechanical Equipment Co.,Ltd. Huizhou Branch |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |