CN211008527U - Deep hole hydraulic fracturing hole packer pushing device - Google Patents
Deep hole hydraulic fracturing hole packer pushing device Download PDFInfo
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- CN211008527U CN211008527U CN201922108921.0U CN201922108921U CN211008527U CN 211008527 U CN211008527 U CN 211008527U CN 201922108921 U CN201922108921 U CN 201922108921U CN 211008527 U CN211008527 U CN 211008527U
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Abstract
The utility model belongs to the technical field of coal mine hydraulic fracturing, in particular to a deep hole hydraulic fracturing hole packer pushing device, which comprises a fixed support, a bidirectional hydraulic cylinder, a first fastening device, a second fastening device and an extension connecting rod; the bidirectional hydraulic cylinder is hinged with the fixed support, one end of the bidirectional hydraulic cylinder is hinged with one end of the extension connecting rod, the extension connecting rod is connected with the fixed support, and the length of the extension connecting rod between the fixed support and the bidirectional hydraulic cylinder is adjustable; the first fastening device and the second fastening device are used for clamping a high-pressure liquid injection steel pipe of the hole packer, and the high-pressure liquid injection steel pipe is pushed through the expansion of the bidirectional hydraulic cylinder. The pushing device is simple and easy to manufacture and convenient to operate, solves the difficult problem of hole packer pushing, reduces the investment of manpower and material resources, improves the hydraulic fracturing work efficiency and economic benefits, and simultaneously ensures the safety and reliability of construction.
Description
Technical Field
The utility model belongs to the technical field of colliery hydraulic fracturing, concretely relates to deep hole hydraulic fracturing hole packer pusher.
Background
The mine hydraulic fracturing technology is characterized in that high-pressure water is used as a coal body fracturing medium, pores and fractures of an original coal body are promoted to continuously develop through the high-pressure fracturing medium, the pores and the fractures which are communicated with each other are formed, and the roadway fracture range and the roadway pressure relief are expanded; meanwhile, the hydraulic fracturing technology is also widely applied to the aspect of gas extraction. The hydraulic fracturing technology can be adopted to carry out pressure relief treatment on the roadway when the pressure of surrounding rock of the roadway is large, the roadway is seriously deformed, a top plate is hard and the like; however, when the fracturing drilling construction which is nearly vertical and has long hole depth is carried out, the existing construction process is difficult to push due to the overlarge resistance of the fracturing hole packer, the construction efficiency is low, the process qualification rate is low, and the potential safety hazard exists in the construction process.
Therefore, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a deep hole hydraulic fracturing hole packer pusher to fracturing hole packer resistance is big artifical difficult to the propelling movement when solving present nearly perpendicular, the fracturing drilling construction of hole depth at least, and the efficiency of construction is low, and there is the problem of potential safety hazard in the construction.
In order to achieve the above object, the present invention provides the following technical solutions:
the deep hole hydraulic fracturing hole packer pushing device comprises a fixed support, a bidirectional hydraulic cylinder, a first fastening device, a second fastening device, an extension connecting rod and a hydraulic pump station.
Specifically, the fixed strut is fixed at a preset position and has a bearing effect; a sleeve of the bidirectional hydraulic cylinder is hinged with the fixed support, one end of the bidirectional hydraulic cylinder is hinged with one end of the extension connecting rod, the extension connecting rod is connected with the fixed support, and the length of the extension connecting rod between the fixed support and the bidirectional hydraulic cylinder is adjustable; the first fastening device is arranged at the end part of a piston rod of the bidirectional hydraulic cylinder, the second fastening device is connected with a sleeve of the bidirectional hydraulic cylinder, the first fastening device and the second fastening device are used for clamping a high-pressure liquid injection steel pipe of a hole packer, and the axis of the high-pressure liquid injection steel pipe clamped by the first fastening device and the second fastening device is parallel to the axis of the bidirectional hydraulic cylinder; the hole packer is connected with the high-pressure liquid injection steel pipe, and the hole packer is conveyed to a preset position in a drill hole through the high-pressure liquid injection steel pipe; and the hydraulic pump station is connected with the bidirectional hydraulic cylinder to control the extension and retraction of the bidirectional hydraulic cylinder.
In the deep-hole hydraulic fracturing hole packer pushing device, as a preferable scheme, the hole packer pushing device further comprises an upper hoop component, and a sleeve of the bidirectional hydraulic cylinder is hinged with the fixed support column through the upper hoop component; upper portion clamp component includes first clamp and second clamp, first clamp detachable card is established on the fixed post, second clamp detachable fixes on the sleeve of two-way pneumatic cylinder, be provided with on the first clamp with the overhanging post of fixed post vertically, be provided with articulated ring on the second clamp, articulated ring cover is established on the outer post that stretches, realize the second clamp with the articulated of first clamp.
In the deep-hole hydraulic fracturing hole packer pushing device, as a preferable scheme, the hole packer pushing device further comprises a lower hoop component, and the extension connecting rod is connected with the fixed support column through the lower hoop component; the extension connecting rod is a threaded rod; lower part clamp component includes the third clamp and the fixed lantern ring, third clamp detachable fixes on the fixed post, the fixed lantern ring rotationally sets up on the third clamp, the extension connecting rod passes the fixed lantern ring both sides set up the nut on the extension connecting rod and press from both sides tightly the fixed lantern ring, the extension connecting rod drives fixed cover encircle with the tie point of third clamp rotates, in order to adjust the extension connecting rod with the contained angle of fixed post.
In the deep-hole hydraulic fracturing hole packer pushing device, as a preferred scheme, the fixed support is a single hydraulic support, the single hydraulic support is placed on the ground, and a piston rod of the single hydraulic support extends and abuts against a top plate of a roadway to fix the single hydraulic support; the bidirectional hydraulic cylinder and the extension connecting rod are respectively connected with the sleeves of the single hydraulic prop.
In the deep-hole hydraulic fracturing hole packer pushing device, preferably, the sleeve of the bidirectional hydraulic cylinder is fixed to an upper portion of the sleeve of the single hydraulic prop, and the extension link is connected to a lower portion of the sleeve of the single hydraulic prop.
In the deep-hole hydraulic fracturing hole packer pushing device, as a preferable scheme, a piston rod of the bidirectional hydraulic cylinder extends upwards, the upper part of a sleeve of the bidirectional hydraulic cylinder is connected with the upper part of a sleeve of the single hydraulic prop, and the bottom end of the sleeve of the bidirectional hydraulic cylinder is hinged with one end of the extension connecting rod.
In the deep hole hydraulic fracturing hole packer pushing device, as a preferable scheme, a fixed ring is arranged at the bottom end of a sleeve of the bidirectional hydraulic cylinder, the inner diameter of the fixed ring is larger than the outer diameter of the extension connecting rod, one end of the extension connecting rod penetrates through the fixed ring, nuts are arranged on the extension connecting rods on two sides of the fixed ring, and the fixed ring is clamped and fixed on the extension connecting rod.
In the deep-hole hydraulic fracturing hole packer pushing device, as a preferred scheme, the hole packer pushing device further comprises a three-position four-way manual control valve, the hydraulic pump station is connected with the bidirectional hydraulic cylinder through the three-position four-way manual control valve, and the three-position four-way manual control valve is used for controlling the extension and retraction of a piston rod of the bidirectional hydraulic cylinder.
In the deep-hole hydraulic fracturing hole packer pushing device, as a preferred scheme, the first fastening device includes a first fastening sleeve and a first tightening bolt, the first fastening sleeve is arranged at the end of the piston rod of the bidirectional hydraulic cylinder, the high-pressure liquid injection steel pipe is arranged in the first fastening sleeve in a penetrating manner, a threaded hole is formed in the side wall of the first fastening sleeve, one end of the first tightening bolt is screwed into the threaded hole and extends into the first fastening sleeve, and the first tightening bolt abuts against the high-pressure liquid injection steel pipe to fasten the high-pressure liquid injection steel pipe; the structure of the second fastening device is the same as the structure of the first fastening device.
In the deep-hole hydraulic fracturing hole packer pushing device, as a preferred scheme, two ends of a sleeve of the bidirectional hydraulic cylinder are respectively provided with a pressure liquid port, and the three-position four-way manual control valve is respectively connected with the pressure liquid ports at two ends of the sleeve of the bidirectional hydraulic cylinder through high-pressure hoses.
Compared with the closest prior art, the utility model provides a technical scheme has following beneficial effect:
the utility model provides a deep hole hydraulic fracturing hole packer propelling movement device realizes the connection in proper order of high-pressure water injection pipe and pushes into the drilling hole through adopting the two-way hydraulic cylinder to cooperate with the fastening device; the bidirectional hydraulic cylinder is hinged with the fixed support, and the arrangement of the extension connecting rod is matched, so that the pushing device can simultaneously meet the drilling at different angles, and the device is simple and easy to manufacture and simple to operate; the investment of manpower and financial resources is greatly reduced, the hydraulic fracturing working efficiency is improved, and the safety and the reliability of construction are ensured.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. Wherein:
fig. 1 is a front view of a deep hole hydraulic fracturing hole packer pushing device according to an embodiment of the present invention;
fig. 2 is a structural side view of the deep hole hydraulic fracturing hole packer pushing device in the embodiment of the invention.
In the figure: 1. a bidirectional hydraulic cylinder; 101. fixing the circular ring; 2. an upper clamp member; 201. a first clamp; 202. a second clamp; 203. extending the column outwards; 204. a hinged ring; 3. a lower clamp member; 301. a third clamp; 302. a fixed collar; 4. fixing a strut; 5. a three-position four-way manual control valve; 6. an elongated link; 7. a first fastening device; 8. a second fastening device; 9. a high pressure hose; 10. and (4) high-pressure liquid injection steel pipes.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "connected" and "connected" used in the present invention should be understood in a broad sense, and may be, for example, either fixed or detachable; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
According to the embodiment of the invention, as shown in fig. 1 and fig. 2, fig. 1 is a front view of a deep hole hydraulic fracturing hole packer pushing device according to the embodiment of the invention; fig. 2 is a structural side view of a deep-hole hydraulic fracturing hole packer pushing device according to an embodiment of the present invention, and a representation of a three-position four-way manual control valve 5 is not omitted in fig. 2.
The utility model provides a deep hole hydraulic fracturing hole packer pusher, this hole packer pusher include fixed stay 4, two-way pneumatic cylinder 1, first fastener 7, second fastener 8, extension connecting rod 6 and hydraulic power unit.
Specifically, the fixed strut 4 is fixed at a preset position and has a bearing function; a sleeve of the bidirectional hydraulic cylinder 1 is hinged with the fixed support column 4, one end of the bidirectional hydraulic cylinder 1 is hinged with one end of the extension connecting rod 6, the extension connecting rod 6 is connected with the fixed support column 4, and the length of the extension connecting rod 6 between the fixed support column 4 and the bidirectional hydraulic cylinder 1 is adjustable; the first fastening device 7 is arranged at the end part of a piston rod of the bidirectional hydraulic cylinder 1, the second fastening device 8 is connected with a sleeve of the bidirectional hydraulic cylinder 1, the first fastening device 7 and the second fastening device 8 are used for clamping a high-pressure liquid injection steel pipe 10 of a hole packer, and the axis of the high-pressure liquid injection steel pipe 10 clamped by the first fastening device 7 and the second fastening device 8 is parallel to the axis of the bidirectional hydraulic cylinder 1. The hole packer is connected with the high-pressure liquid injection steel pipe 10, and the hole packer is conveyed to a preset position in the drill hole through the high-pressure liquid injection steel pipe 10. More specifically, because the drilling hole is deep, the hole packers are connected through the connecting pipe, and the distance between two adjacent hole packers is about 3 meters. The hole packer needs to be sent into the drilled hole through the high-pressure liquid injection steel pipe 10. When the high-pressure liquid injection pipe is used, the high-pressure liquid injection pipe is connected with the hole packer through the screw thread, and the high-pressure liquid injection steel pipe 10 has the functions of pushing and guiding water. The hydraulic pump station is connected with the bidirectional hydraulic cylinder 1 to control the extension of the bidirectional hydraulic cylinder 1.
When in use, the fixed support 4 is fixed at a proper position of a roadway, and the length of the extension connecting rod 6 between the fixed support 4 and the bidirectional hydraulic cylinder 1 is adjusted to enable the inclination angle of the bidirectional hydraulic cylinder 1 to correspond to the angle of a drilled hole; firstly, sequentially connecting 2-3 high-pressure liquid injection steel pipes 10 together, then connecting a connected hole packer for hydraulic fracturing to the high-pressure liquid injection steel pipes 10, placing the hole packer into a drilling hole, and gradually pushing the high-pressure liquid injection steel pipes 10 into the drilling hole to realize the pushing of the hole packer. The method specifically comprises the following steps: the method comprises the following steps: keeping the contraction state of the bidirectional hydraulic cylinder 1, clamping the high-pressure liquid injection steel pipe 10 on a fastening device close to a drilled hole, loosening the fastening device far away from the drilled hole, starting a hydraulic pump station to extend the bidirectional hydraulic cylinder 1, and feeding a part of the high-pressure liquid injection steel pipe 10 into the drilled hole; step two; connecting the other high-pressure liquid injection steel pipe 10 with the high-pressure liquid injection steel pipe 10 at the opening of the drill hole, fastening the fastening device far away from the drill hole to enable the fastening device to be fastened and connected with the high-pressure liquid injection steel pipe 10 which is just connected, and loosening the fastening device close to the drill hole; step three: contracting the bidirectional hydraulic cylinder 1, then fastening and connecting the fastening device close to the drilled hole with the high-pressure liquid injection steel pipe 10, and loosening the other fastening device; step four: starting a hydraulic pump station to extend the bidirectional hydraulic cylinder 1, and feeding a part of the high-pressure liquid injection steel pipe 10 into the drill hole; step five: and (4) circulating in sequence according to the steps, so that the high-pressure liquid injection steel pipe 10 extends into the drill hole section by section until the preset extending depth is reached. When the rod needs to be withdrawn after the hydraulic fracturing operation, the high-pressure liquid injection steel pipe 10 can be withdrawn from the drilled hole section by section through reverse operation according to the steps.
In this embodiment, the high-pressure cracking mainly uses cracking water, so the high-pressure liquid injection steel pipe 10 is also called as a high-pressure water injection steel pipe; the hydraulic pump station adopts an emulsion pump in a roadway, and the emulsion pump is pumped into the bidirectional hydraulic cylinder 1 to realize the extension and retraction of the bidirectional hydraulic cylinder.
Further, the hole packer pushing device also comprises an upper hoop component 2, and a sleeve of the bidirectional hydraulic cylinder 1 is hinged with the fixed support 4 through the upper hoop component 2;
upper portion clamp component 2 includes first clamp 201 and second clamp 202, and first clamp 201 detachable card is established on fixed stay 4, and second clamp 202 detachable fixes on the sleeve of two-way pneumatic cylinder 1, is provided with on the first clamp 201 with fixed stay 4 vertically overhanging post 203, is provided with articulated ring 204 on the second clamp 202, and articulated ring 204 cover is established on overhanging post 203 outward, realizes the articulated of second clamp 202 and first clamp 201. The clamp is connected with the fixed support 4 and the bidirectional hydraulic cylinder 1 in a clamping manner, so that the connection is flexible and firm, and the installation and construction are convenient.
Further, the hole packer pushing device further comprises a lower hoop component 3, and the extension connecting rod 6 is connected with the fixed support 4 through the lower hoop component 3; the extension connecting rod 6 is a threaded rod; the lower clamp member 3 includes a third clamp 301 and a fixing collar 302, the third clamp 301 is detachably fixed to the fixing post 4, and the fixing collar 302 is rotatably provided on the third clamp 301; the extension link 6 passes through the fixing collar 302, and nuts are provided on the extension link 6 on both sides of the fixing collar 302 to clamp the fixing collar 302. The extension link 6 drives the fixed collar 302 to rotate about its connection point with the third collar 301 to adjust the angle between the extension link 6 and the fixed post 4. When in use, the positions of the nuts on the two sides of the fixed lantern ring 302 on the extension connecting rod 6 can be adjusted according to requirements to adjust the inclination angle of the bidirectional hydraulic cylinder 1. Furthermore, the fixed strut 4 is a single hydraulic strut, the single hydraulic strut is placed on the ground, a piston rod of the single hydraulic strut extends and abuts against a top plate of the roadway, and the single hydraulic strut is fixed; the bidirectional hydraulic cylinder 1 and the extension connecting rod 6 are respectively connected with the sleeves of the single hydraulic prop.
Further, the sleeve of the bidirectional hydraulic cylinder 1 is fixed to the upper portion of the sleeve of the single hydraulic prop, and the extension link 6 is connected to the lower portion of the sleeve of the single hydraulic prop.
Further, a piston rod of the bidirectional hydraulic cylinder 1 extends upwards, the upper portion of a sleeve of the bidirectional hydraulic cylinder 1 is connected with the upper portion of a sleeve of the single hydraulic prop, and the bottom end of the sleeve of the bidirectional hydraulic cylinder 1 is hinged with one end of the extension connecting rod 6.
Further, the bottom end of the sleeve of the bidirectional hydraulic cylinder 1 is provided with a fixed ring 101, the inner diameter of the fixed ring 101 is larger than the outer diameter of the extension connecting rod 6, one end of the extension connecting rod 6 penetrates through the fixed ring 101, nuts are arranged on the extension connecting rods 6 on two sides of the fixed ring 101, and the fixed ring 101 is clamped and fixed on the extension connecting rod 6. Because the inclination angle of two pneumatic cylinders changes little in the actual production, consequently can adopt above-mentioned structure to fix, this kind of mode is connected conveniently, and the cost is lower, both can adjust the position between extension connecting rod 6 and fixed stay 4 when using, also can adjust the distance that extension connecting rod 6 stretches out the sleeve bottom of two-way pneumatic cylinder 1 and realize the adjustment of two-way pneumatic cylinder 1 inclination. When the inclination angle of the bidirectional hydraulic cylinder 1 is changed greatly, the extension connecting rod 6 can be hinged with the bottom of the sleeve of the bidirectional hydraulic cylinder 1 in other hinging modes.
Further, the hole packer pushing device further comprises a three-position four-way manual control valve 5, the hydraulic pump station is connected with the bidirectional hydraulic cylinder 1 through the three-position four-way manual control valve 5, and the three-position four-way manual control valve 5 controls the extension and retraction of a piston rod of the bidirectional hydraulic cylinder 1. Two ends of a sleeve of the bidirectional hydraulic cylinder 1 are respectively provided with a pressure liquid port, and the three-position four-way manual control valve 5 is respectively connected with the pressure liquid ports at two ends of the sleeve of the bidirectional hydraulic cylinder 1 through a high-pressure hose 9. Specifically, an operating handle is arranged on the three-position four-way manual control valve 5, and the two-way hydraulic cylinder 1 is stretched by pushing the operating handle.
Further, first fastener 7 includes first fastening sleeve and first puller bolt, and first fastening sleeve sets up at the tailpiece of the piston rod portion of two-way pneumatic cylinder 1, and it is intraductal that liquid steel pipe 10 is worn to establish at first adapter sleeve to annotate the high pressure, and threaded hole is seted up to first fastening sleeve's lateral wall, and in first puller bolt one end screw in screw hole stretched into first adapter sleeve, the top was supported on liquid steel pipe 10 is annotated to the high pressure, realizes the fastening of liquid steel pipe 10 is annotated to the high pressure. The structure of second fastener 8 is the same with first fastener 7 structure, second fastener 8 includes second fastening sleeve and second puller bolt promptly, second fastening sleeve sets up on the sleeve of two-way pneumatic cylinder 1, liquid steel pipe 10 is annotated to high pressure wears to establish in the second fastening sleeve, threaded hole is seted up to second fastening sleeve's lateral wall, in two end screw in screw holes of second puller bolt stretched into the second fastening sleeve, the top was supported on liquid steel pipe 10 is annotated to high pressure, realize the fastening of liquid steel pipe 10 is annotated to high pressure. In order to facilitate operation, holes can be formed in the side walls of the first fastening sleeve and the second fastening sleeve, nuts are welded, and the first tightening bolt and the second tightening bolt are screwed into the corresponding nuts respectively to achieve tightening.
The utility model discloses a through upper portion clamp component 2, lower part clamp component 3 with single body hydraulic prop, extension connecting rod 6 and two-way pneumatic cylinder 1 form a stable adjustable triangle-shaped structure, avoid annotating liquid steel pipe 10 propelling movement emergence wrench movement at high pressure.
In the present embodiment, the stroke of the bidirectional hydraulic cylinder 1 is 0.8-1.2m (e.g., 0.85m, 0.9m, 0.95m, 1m, 1.05m, 1.1m, 1.15m), and preferably 1 m.
The utility model discloses a deep hole hydraulic fracturing hole packer pusher's use as follows:
step one, arranging a single hydraulic prop at a position near a hydraulic fracturing drilling hole of a roadway to provide a key supporting point for a pushing device and support the whole pushing device; the various components are connected and reinforced as shown in fig. 1 according to the drilling angle to form a stable triangular structure.
And step two, sequentially connecting 2-3 high-pressure liquid injection steel pipes 10 together, then connecting the connected hole packer for hydraulic fracturing to the high-pressure liquid injection steel pipes 10, placing the hole packer into a drilling hole, and fixing the high-pressure liquid injection steel pipes 10 on the bidirectional hydraulic cylinder 1 by the first fastening device 7 and the second fastening device 8.
And step three, loosening the second fastening device 8 (the first fastening device 7 is in a state of clamping the high-pressure liquid injection steel pipe 10), adjusting the three-position four-way manual control valve 5 to enable the two-way hydraulic cylinder 1 of the hydraulic pump station to extend, increasing the length of the high-pressure liquid injection steel pipe 10 entering the drill hole, adjusting the second fastening device 8 to enable the high-pressure water injection steel pipe to be fixed, loosening the first fastening device 7, adjusting the three-position four-way manual control valve 5 to enable the two-way hydraulic cylinder 1 of the hydraulic pump station to contract, completing one-time push rod, and pushing the length to be about 1.
And step four, repeating the step three, conveying the hole packer to a specified position, retracting the bidirectional hydraulic cylinder 1, fixing the high-pressure liquid injection steel pipe 10, and fracturing the drilled hole.
Step five, fracturing to finish a section, and retreating the rod; firstly, ensuring that the first fastening device 7 is in a loosening state, adjusting the three-position four-way manual control valve 5 to enable the two-way hydraulic cylinder 1 of the hydraulic pump station to extend, then clamping the first fastening device 7, loosening the second fastening device 8, adjusting the three-position four-way manual control valve 5 to enable the two-way hydraulic cylinder 1 of the hydraulic pump station to contract, completing one-time rod withdrawal, and enabling the length to be about 1 m.
And step six, repeating the step five until the rod retreating is completed.
To sum up, the deep hole hydraulic fracturing hole packer pushing device provided by the utility model realizes the sequential connection of high-pressure water injection pipes and pushes the high-pressure water injection pipes into a drill hole by adopting a bidirectional hydraulic cylinder to match with a fastening device; the bidirectional hydraulic cylinder is hinged with the fixed support, and the arrangement of the extension connecting rod is matched, so that the pushing device can simultaneously meet the drilling at different angles, and the device is simple and easy to manufacture and simple to operate; the investment of manpower and financial resources is greatly reduced, the hydraulic fracturing working efficiency is improved, and the safety and the reliability of construction are ensured.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A deep hole hydraulic fracturing hole packer pushing device is characterized by comprising a fixed support, a bidirectional hydraulic cylinder, a first fastening device, a second fastening device, an extension connecting rod and a hydraulic pump station;
the fixed support is fixed at a preset position and has a bearing effect;
a sleeve of the bidirectional hydraulic cylinder is hinged with the fixed support, one end of the bidirectional hydraulic cylinder is hinged with one end of the extension connecting rod, the extension connecting rod is connected with the fixed support, and the length of the extension connecting rod between the fixed support and the bidirectional hydraulic cylinder is adjustable;
the first fastening device is arranged at the end part of a piston rod of the bidirectional hydraulic cylinder, the second fastening device is connected with a sleeve of the bidirectional hydraulic cylinder, the first fastening device and the second fastening device are used for clamping a high-pressure liquid injection steel pipe of a hole packer, and the axis of the high-pressure liquid injection steel pipe clamped by the first fastening device and the second fastening device is parallel to the axis of the bidirectional hydraulic cylinder;
the hole packer is connected with the high-pressure liquid injection steel pipe, and the hole packer is conveyed to a preset position in a drill hole through the high-pressure liquid injection steel pipe;
and the hydraulic pump station is connected with the bidirectional hydraulic cylinder to control the extension and retraction of the bidirectional hydraulic cylinder.
2. The deep hole hydraulic fracturing hole packer pushing device according to claim 1, further comprising an upper clamp member, wherein the sleeve of the bidirectional hydraulic cylinder is hinged with the fixed support column through the upper clamp member;
upper portion clamp component includes first clamp and second clamp, first clamp detachable card is established on the fixed post, second clamp detachable fixes on the sleeve of two-way pneumatic cylinder, be provided with on the first clamp with the overhanging post of fixed post vertically, be provided with articulated ring on the second clamp, articulated ring cover is established on the outer post that stretches, realize the second clamp with the articulated of first clamp.
3. The deep hole hydraulic fracturing hole packer pushing device according to claim 1, further comprising a lower clamp member through which the elongated connecting rod is connected with the fixed support;
the extension connecting rod is a threaded rod;
lower part clamp component includes the third clamp and the fixed lantern ring, third clamp detachable fixes on the fixed post, the fixed lantern ring rotationally sets up on the third clamp, the extension connecting rod passes the fixed lantern ring both sides set up the nut on the extension connecting rod and press from both sides tightly the fixed lantern ring, the extension connecting rod drives fixed cover encircle with the tie point of third clamp rotates, in order to adjust the extension connecting rod with the contained angle of fixed post.
4. The deep hole hydraulic fracturing hole packer pushing device according to claim 1, wherein the fixed support is a single hydraulic support, the single hydraulic support is placed on the ground, and a piston rod of the single hydraulic support extends and abuts against a top plate of a roadway to fix the single hydraulic support; the bidirectional hydraulic cylinder and the extension connecting rod are respectively connected with the sleeves of the single hydraulic prop.
5. The deep hole hydraulic fracturing hole packer pushing device according to claim 4, wherein the sleeve of the bidirectional hydraulic cylinder is fixed on the upper part of the sleeve of the single hydraulic prop, and the extension connecting rod is connected with the lower part of the sleeve of the single hydraulic prop.
6. The deep hole hydraulic fracturing hole packer pushing device according to claim 5, wherein a piston rod of the bidirectional hydraulic cylinder extends upwards, the upper portion of a sleeve of the bidirectional hydraulic cylinder is connected with the upper portion of a sleeve of the single hydraulic prop, and the bottom end of the sleeve of the bidirectional hydraulic cylinder is hinged to one end of the extending connecting rod.
7. The deep hole hydraulic fracturing hole packer pushing device according to claim 3, wherein a fixed ring is arranged at the bottom end of a sleeve of the bidirectional hydraulic cylinder, the inner diameter of the fixed ring is larger than the outer diameter of the extension connecting rod, one end of the extension connecting rod penetrates through the fixed ring, nuts are arranged on the extension connecting rod on two sides of the fixed ring, and the fixed ring is clamped and fixed on the extension connecting rod.
8. The deep hole hydraulic fracturing hole packer pushing device according to claim 1, further comprising a three-position four-way manual control valve, wherein the hydraulic pump station is connected with the bidirectional hydraulic cylinder through the three-position four-way manual control valve, and the three-position four-way manual control valve is used for controlling the extension and retraction of a piston rod of the bidirectional hydraulic cylinder.
9. The deep hole hydraulic fracturing hole packer pushing device according to claim 1, wherein the first fastening device comprises a first fastening sleeve and a first puller bolt, the first fastening sleeve is arranged at the end part of the piston rod of the bidirectional hydraulic cylinder, the high-pressure liquid injection steel pipe is arranged in the first fastening sleeve in a penetrating manner, a threaded hole is formed in the side wall of the first fastening sleeve, one end of the first puller bolt is screwed into the threaded hole and extends into the first fastening sleeve to prop against the high-pressure liquid injection steel pipe, and the high-pressure liquid injection steel pipe is fastened; the structure of the second fastening device is the same as the structure of the first fastening device.
10. The deep hole hydraulic fracturing hole packer pushing device according to claim 8, wherein two ends of a sleeve of the bidirectional hydraulic cylinder are respectively provided with a pressure liquid port, and the three-position four-way manual control valve is respectively connected with the pressure liquid ports at the two ends of the sleeve of the bidirectional hydraulic cylinder through high-pressure hoses.
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| CN201922108921.0U CN211008527U (en) | 2019-11-29 | 2019-11-29 | Deep hole hydraulic fracturing hole packer pushing device |
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| CN201922108921.0U CN211008527U (en) | 2019-11-29 | 2019-11-29 | Deep hole hydraulic fracturing hole packer pushing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115596388A (en) * | 2022-12-14 | 2023-01-13 | 太原理工大学（Cn） | Propelling equipment for underground coal rock stratum hydraulic fracturing hole packer and using method thereof |
| CN115680595A (en) * | 2022-09-09 | 2023-02-03 | 中国矿业大学 | Hydraulic fracturing high-pressure steel pipe rapid installation and withdrawal device and method thereof |
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2019
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115680595A (en) * | 2022-09-09 | 2023-02-03 | 中国矿业大学 | Hydraulic fracturing high-pressure steel pipe rapid installation and withdrawal device and method thereof |
| CN115680595B (en) * | 2022-09-09 | 2023-08-22 | 中国矿业大学 | Rapid installation and withdrawal device and method for hydraulic fracture high-pressure steel pipe |
| CN115596388A (en) * | 2022-12-14 | 2023-01-13 | 太原理工大学（Cn） | Propelling equipment for underground coal rock stratum hydraulic fracturing hole packer and using method thereof |
| CN115596388B (en) * | 2022-12-14 | 2023-03-24 | 太原理工大学 | Propelling equipment for underground coal rock stratum hydraulic fracturing hole packer and using method thereof |
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