CN217872758U - Water-guiding fractured zone detection device for underground coal mine stope face - Google Patents
Water-guiding fractured zone detection device for underground coal mine stope face Download PDFInfo
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- CN217872758U CN217872758U CN202222012038.3U CN202222012038U CN217872758U CN 217872758 U CN217872758 U CN 217872758U CN 202222012038 U CN202222012038 U CN 202222012038U CN 217872758 U CN217872758 U CN 217872758U
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Abstract
The utility model discloses a detection device for a water-guiding fractured zone of a coal mine underground stope, which comprises a rock mass, a drill bit, a connecting pipe, a rotary sealing valve and a water body, wherein a sealing mechanism is arranged at one end of the connecting pipe, and an anti-blocking mechanism is arranged at one end of the sealing mechanism; the anti-blocking mechanism comprises an end pipe, a water permeable hole, a sliding part and a blocking part, wherein the sliding part is used for connecting the end pipe and a drill bit, relative motion is generated between the end pipe and the drill bit, and the drill bit pulls the blocking part to be separated from the water permeable hole. The utility model has the advantages that the water permeable hole is in a closed state when the drill bit works normally and is in an open state when the drill bit does not work under the action of the anti-blocking mechanism, so that the water permeable hole is prevented from being blocked by excessive debris, and the anti-blocking effect is realized; the elastic lantern ring can keep specified pressure through the action of the sealing mechanism, stable pressure of the elastic lantern ring is improved, and sealing performance is improved.
Description
Technical Field
The utility model relates to a mine water guide fractured zone detection technical field, more specifically say, relate to a colliery is water guide fractured zone detection device of stope face in pit.
Background
The water conductivity of the water-conducting fractured zone depends on the lithology, scale and mechanical property formed by fractures, the hydraulic connection between the fractured zone and a water-bearing stratum or a water body on the earth surface, the topographic features of the fractured zone and the water-bearing stratum or the water body on the earth surface, and the like, and the fractured zone with good water conductivity is a good water-conducting channel and is also a channel for water inrush of a mine pit and a tunnel;
the height of a fractured zone needs to be ascertained during actual work, an existing detection device is, for example, the patent number is CN202122452394.2, the patent name is a patent of a height observation probe for an underground water-flowing fractured zone, although the patent can detect, in the drilling process, a large amount of small broken stones fall to the vicinity of the water-permeable holes, and the water-permeable holes are extremely easy to block, so that the whole work progress is influenced.
SUMMERY OF THE UTILITY MODEL
To the above defect, the utility model provides a colliery is water guide fissure area detection device in stope in pit solves above-mentioned problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for detecting a water-guiding fractured zone of a coal mine underground stope comprises a rock mass, a drill bit, a plurality of connecting pipes, rotary sealing valves and a water body, wherein the connecting pipes are connected end to end;
the sealing mechanism comprises a water permeable pipe, a sealing assembly and an elastic lantern ring, the water body flows into the elastic lantern ring through the water permeable pipe, the elastic lantern ring expands, and the sealing assembly maintains the pressure in the elastic lantern ring;
the anti-blocking mechanism comprises an end pipe, a water permeable hole, a sliding part and a blocking part, wherein the sliding part is used for connecting the end pipe and a drill bit, relative motion is generated between the end pipe and the drill bit, and the drill bit pulls the blocking part to be separated from the water permeable hole.
Further, the retaining ring is installed at the pipe both ends of permeating water, and the pipe diameter of permeating water is less than connecting pipe and end pipe, seal the subassembly including installing the solenoid valve one of the pipe one end of permeating water, permeate water the pipe side surface and install solenoid valve two, the elastic sleeve cover is in the pipe lateral wall of permeating water, elastic sleeve both ends and retaining ring fixed connection.
Furthermore, the end pipe and the pipe that permeates water fixed connection and be in the state of intercommunication, the hole of permeating water is opened at the end pipe lateral wall, the shutoff portion is including installing the connection piece at the end pipe lateral wall, and connection piece side surface mounting has the rubber post, and the rubber post is articulated with the connection piece, installs torsion spring between connection piece and the rubber post.
Furthermore, the sliding part comprises a sliding groove formed in one end of the end pipe, a connecting shaft is mounted at one end of the sliding groove and is in sliding connection with the sliding groove, one end of the drill bit is fixedly connected with the connecting shaft, a connecting rope is mounted at one end of the connecting shaft and is provided with branches, and one end of the connecting rope is fixedly connected with the rubber column; the inner wall of the end pipe is provided with a support plate, the center of the support plate is provided with a sliding seal valve, and a compression spring is arranged between the support plate and the connecting shaft.
Furthermore, an external thread is arranged at one end of the connecting pipe, and an internal thread is arranged at the other end of the connecting pipe.
Further, the rotary seal valve is installed at one end of a connecting pipe, and a driving part is installed at one end of the connecting pipe.
The utility model has the advantages that: the drill bit is in a closed state when in normal operation and is in an open state when not in operation under the action of the anti-blocking mechanism, so that excessive debris is prevented from blocking the water permeable hole, and the anti-blocking effect is realized;
the elastic lantern ring can keep specified pressure through the action of the sealing mechanism, stable pressure of the elastic lantern ring is improved, and sealing performance is improved.
Drawings
FIG. 1 is a schematic structural view of a water-flowing fractured zone detecting device for a coal mine underground stope face according to the present invention;
FIG. 2 is a schematic view of an anti-clogging mechanism;
FIG. 3 is a schematic view of a connecting tube;
in the figure, 1, a drill; 2. a connecting pipe; 3. a rotary seal valve; 4. a body of water; 5. a water permeable pipe; 6. an elastic collar; 7. an end tube; 8. water permeable holes; 9. a guard ring; 10. a first electromagnetic valve; 11. a second electromagnetic valve; 12. connecting sheets; 13. a rubber column; 14. a chute; 15. a connecting shaft; 16. connecting ropes; 17. a support plate; 18. a sliding seal valve; 19. a compression spring; 20. an external thread; 21. an internal thread; 22. a drive section; 23. the rock mass.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
The embodiment of the application provides a detection device for a water flowing fractured zone of a coal mine underground stope, please refer to fig. 1-3: the device comprises a rock mass 23, a drill bit 1, a connecting pipe 2, a plurality of rotary sealing valves 3 and a water body 4, wherein the connecting pipes 2 are arranged and connected end to end, the rotary sealing valves 3 are arranged at one ends of the connecting pipes 2, a sealing mechanism is arranged at one end of each connecting pipe 2, and an anti-blocking mechanism is arranged at one end of each sealing mechanism;
the sealing mechanism comprises a water permeable pipe 5, a sealing assembly and an elastic lantern ring 6, wherein the water body 4 flows into the elastic lantern ring 6 through the water permeable pipe 5, the elastic lantern ring 6 expands, and the sealing assembly maintains the pressure in the elastic lantern ring 6;
the anti-blocking mechanism comprises an end pipe 7, a water permeable hole 8, a sliding part and a blocking part, the sliding part is used for connecting the end pipe 7 and the drill bit 1, relative motion occurs between the end pipe 7 and the drill bit 1, and the drill bit 1 pulls the blocking part to be separated from the water permeable hole 8.
The retaining ring 9 is installed at pipe 5 both ends of permeating water, and the pipe 5 diameter of permeating water is less than connecting pipe 2 and end pipe 7, and the seal subassembly is including installing solenoid valve 10 in pipe 5 one end of permeating water, and 5 side surface installations have two 11 solenoid valves of pipe of permeating water, and the 6 covers of the elastic sleeve ring are in 5 lateral walls of pipe of permeating water, 6 both ends of the elastic sleeve ring and 9 fixed connection of retaining ring.
In practical application, the device is moved to an appointed position according to prediction of a water-guiding fissure zone, one end of a connecting pipe 2 is connected with a drilling machine, a rotary sealing valve 3 is fixedly connected with an external water source, the external water source has independent high-pressure transmission power, the drilling machine is controlled to rotate after the detection direction is adjusted, the rotary end of the drilling machine drives the connecting pipe 2, a water-permeable pipe 5, an end pipe 7 and the drilling bit 1 to synchronously rotate, the drilling bit 1 stably rotates under the action of a sliding part, when the device rotates to the predicted position, the drilling machine stops rotating, and external water is conveyed to the connecting pipe 2 and the water-permeable pipe 5 through the rotary sealing valve 3;
at the moment, the first electromagnetic valve 10 is controlled to be in a closed state, the water body 4 enters the cavity of the elastic lantern ring 6 through the second electromagnetic valve 11, the pressure in the elastic lantern ring 6 is high, the elastic lantern ring 6 expands until the side wall of the drill hole of the drill bit 1 is tightly pressed, and the purpose of sealing the space between the elastic lantern ring 6 and the upper end of the drill hole is achieved; then the second electromagnetic valve 11 is controlled to be closed to enable the elastic lantern ring 6 to keep pressure, the first electromagnetic valve 10 is opened to enable the water body 4 to enter the end pipe 7 through the first water body electromagnetic valve 10, and at the moment, the plugging part is in a closed state;
before the water 4 enters the elastic lantern ring 6, the connecting pipe 2, the permeable pipe 5 and the end pipe 7 can be pulled downwards for a certain distance through the movement of the drilling machine, the sliding part moves, the plugging part is pulled to open the plugging part, finally, the water is discharged through the permeable hole 8, the elastic lantern ring 6 and the upper end space of the drilled hole are filled, and the detection by personnel is facilitated;
the protective ring 9 prevents the elastic collar 6 from wearing significantly from the borehole.
Referring to the attached drawings 1 and 2 of the specification, the end pipe 7 and the water permeable pipe 5 are fixedly connected and are in an intercommunicating state, the water permeable hole 8 is formed in the side wall of the end pipe 7, the plugging portion comprises a connecting piece 12 installed on the side wall of the end pipe 7, a rubber column 13 is installed on the side surface of the connecting piece 12, the rubber column 13 is hinged to the connecting piece 12, and a torsion spring 24 is installed between the connecting piece 12 and the rubber column 13.
In practical application, the rubber column 13 is in a stable state under the action of the connecting piece 12, and the rubber column 13 is in a state of blocking the water permeable hole 8 under the action of the torsion spring 24 when no external force is applied.
Referring to the attached drawings 2 and 3 in the specification, the sliding part comprises a sliding chute 14 formed in one end of the end pipe 7, a connecting shaft 15 is mounted at one end of the sliding chute 14, the connecting shaft 15 is connected with the sliding chute 14 in a sliding mode, one end of the drill bit 1 is fixedly connected with the connecting shaft 15, a connecting rope 16 is mounted at one end of the connecting shaft 15, a branch is arranged on the connecting rope 16, and one end of the connecting rope 16 is fixedly connected with the rubber column 13; the inner wall of the end pipe 7 is provided with a support plate 17, the center of the support plate 17 is provided with a sliding seal valve 18, and a compression spring 19 is arranged between the support plate 17 and the connecting shaft 15.
Specifically in practical application, drill bit 1 can receive connecting pipe 2, the pipe 5 that permeates water, the thrust of end pipe 7 during normal work, drill bit 1 this moment, connecting axle 15 can hug closely end pipe 7, survey time measuring when needs, control connecting pipe 2, the pipe 5 that permeates water moves down, can make connecting axle 15 upwards slide for end pipe 7 through compression spring 19's elasticity this moment, connecting axle 15 pulling connection rope 16 makes rubber column 13 rotate, realizes opening the purpose of the hole 8 that permeates water.
Referring to the attached fig. 1, the attached fig. 2 and the attached fig. 3 of the specification, one end of the connecting pipe 2 is provided with an external thread 20, and the other end of the connecting pipe 2 is provided with an internal thread 21.
Particularly in practical applications, the end-to-end connection of a plurality of connecting pipes 2 is facilitated by the action of the internal thread 21 and the external thread 20.
Referring to fig. 1, 2, and 3 of the specification, the rotary seal valve 3 is attached to one end of the connection pipe 2, and the driving unit 22 is attached to one end of the connection pipe 2.
In practical application, the driving part 2 belongs to the prior art and is used for connecting the connecting pipe 2 and the drilling machine; the data of the current water flowing fractured zone can be conveniently and manually judged according to the overflowing amount of the water body 4, and after detection is finished, the second control electromagnetic valve 11 is opened to release pressure.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are for purposes of illustration only and do not denote a single embodiment.
Claims (6)
1. A coal mine underground stope face water guide fractured zone detection device comprises a rock mass (23), a drill bit (1), a plurality of connecting pipes (2), rotary sealing valves (3) and a water body (4), wherein the connecting pipes (2) are connected end to end, and the rotary sealing valves (3) are installed at one ends of the connecting pipes (2), and are characterized in that a sealing mechanism is installed at one end of each connecting pipe (2), and an anti-blocking mechanism is installed at one end of each sealing mechanism;
the sealing mechanism comprises a water permeable pipe (5), a sealing assembly and an elastic sleeve ring (6), the water body (4) flows into the elastic sleeve ring (6) through the water permeable pipe (5), the elastic sleeve ring (6) expands, and the sealing assembly maintains the pressure in the elastic sleeve ring (6);
prevent stifled mechanism and include end pipe (7), the hole of permeating water (8), sliding part and shutoff portion, sliding part is used for connecting end pipe (7) and drill bit (1), takes place relative motion between end pipe (7) and drill bit (1), and drill bit (1) pulling shutoff portion breaks away from the hole of permeating water (8).
2. The device for detecting the water-flowing fractured zone of the underground coal mine stope face is characterized in that protective rings (9) are installed at two ends of the water-permeating pipe (5), the diameter of the water-permeating pipe (5) is smaller than that of the connecting pipe (2) and the end pipe (7), the sealing assembly comprises a first electromagnetic valve (10) installed at one end of the water-permeating pipe (5), a second electromagnetic valve (11) is installed on the side surface of the water-permeating pipe (5), the elastic sleeve ring (6) is sleeved on the side wall of the water-permeating pipe (5), and two ends of the elastic sleeve ring (6) are fixedly connected with the protective rings (9).
3. The device for detecting the water-flowing fractured zone of the coal mine underground stope face is characterized in that the end pipe (7) is fixedly connected with the water-flowing pipe (5) and is in an intercommunicated state, the water-flowing hole (8) is formed in the side wall of the end pipe (7), the plugging portion comprises a connecting piece (12) installed on the side wall of the end pipe (7), a rubber column (13) is installed on the side surface of the connecting piece (12), the rubber column (13) is hinged to the connecting piece (12), and a torsion spring (24) is installed between the connecting piece (12) and the rubber column (13).
4. The device for detecting the water flowing fractured zone of the underground coal mine stope face according to claim 3, wherein the sliding part comprises a sliding groove (14) formed in one end of the end pipe (7), a connecting shaft (15) is installed at one end of the sliding groove (14), the connecting shaft (15) is in sliding connection with the sliding groove (14), one end of the drill bit (1) is fixedly connected with the connecting shaft (15), a connecting rope (16) is installed at one end of the connecting shaft (15), the connecting rope (16) is provided with branches, and one end of the connecting rope (16) is fixedly connected with the rubber column (13); the inner wall of the end pipe (7) is provided with a support plate (17), the center of the support plate (17) is provided with a sliding seal valve (18), and a compression spring (19) is arranged between the support plate (17) and the connecting shaft (15).
5. The device for detecting the water-flowing fractured zone of the underground coal mine stope is characterized in that one end of the connecting pipe (2) is provided with an external thread (20), and the other end of the connecting pipe (2) is provided with an internal thread (21).
6. The device for detecting the water flowing fractured zone of the underground coal mine stope according to claim 1, wherein a driving part (22) is installed at one end of the connecting pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222012038.3U CN217872758U (en) | 2022-08-02 | 2022-08-02 | Water-guiding fractured zone detection device for underground coal mine stope face |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222012038.3U CN217872758U (en) | 2022-08-02 | 2022-08-02 | Water-guiding fractured zone detection device for underground coal mine stope face |
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| CN217872758U true CN217872758U (en) | 2022-11-22 |
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| CN202222012038.3U Active CN217872758U (en) | 2022-08-02 | 2022-08-02 | Water-guiding fractured zone detection device for underground coal mine stope face |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117686407A (en) * | 2024-01-31 | 2024-03-12 | 四川大学 | Water guide fracture zone detection device and method integrating automatic detection function |
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2022
- 2022-08-02 CN CN202222012038.3U patent/CN217872758U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117686407A (en) * | 2024-01-31 | 2024-03-12 | 四川大学 | Water guide fracture zone detection device and method integrating automatic detection function |
| CN117686407B (en) * | 2024-01-31 | 2024-04-16 | 四川大学 | Water guide fracture zone detection device and method integrating automatic detection function |
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