CN114152162B - Blast hole blocking device - Google Patents
Blast hole blocking device Download PDFInfo
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- CN114152162B CN114152162B CN202111644094.2A CN202111644094A CN114152162B CN 114152162 B CN114152162 B CN 114152162B CN 202111644094 A CN202111644094 A CN 202111644094A CN 114152162 B CN114152162 B CN 114152162B
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- mounting cylinder
- cylinder
- falling
- blast hole
- plugging
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
- F42D1/18—Plugs for boreholes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
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- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses a blast hole blocking device, and relates to the field of blasting equipment. The loading mechanism is used for plugging the plugging part into the blast hole; the plugging member includes at least: the anti-drop device comprises a stress part and an anti-drop part, wherein a combined driving mechanism is arranged between the stress part and the anti-drop part; the force-bearing part faces the explosive in the blast hole and bears blasting shock waves, and the anti-falling part and the force-bearing part are driven by the combined driving mechanism to move in opposite directions so that the force-bearing part extrudes the anti-falling part outwards to increase the friction force between the anti-falling part and the inner wall of the blast hole; the loading mechanism at least comprises: the device comprises an external installation barrel and an internal installation barrel, wherein one end of the internal installation barrel is coaxially arranged in the external installation barrel. This device blocks up the operation through blockking up the part to the big gun hole implementation, convenient and fast to improve blasting quality, and can also be convenient through loading mechanism with the loading of blockking up the part in the big gun hole, improve the work efficiency of big gun hole jam operation, also improved blasting operation's work efficiency and work quality.
Description
Technical Field
The invention relates to the technical field of blasting equipment, in particular to a blast hole blocking device.
Background
At present, the drilling blasting method is still the main rock breaking means in mining, because the construction machine is flexible and light, easy to operate, convenient to maintain, low in energy consumption and high in efficiency, the drilling blasting method can be better suitable for rock drilling blasting operation, and in the rock drilling blasting operation, the technologies of selecting explosive varieties and blasting parameters matched with the rock to be blasted according to the physical and mechanical properties of the rock to be blasted and the like are mastered by vast blasting personnel.
However, in the current blasting operation, the construction link of blocking the blast hole is often not focused enough, and the main performance is that the blocking length is not enough, the quality is not high, even no blocking exists, which not only affects the blasting effect, but also threatens the safety of the blasting operation more seriously, even if the work of blocking the blast hole exists, the operation efficiency is affected because of the operation relationship, and in order to solve the problem, a blast hole blocking device needs to be designed.
Disclosure of Invention
The invention aims to solve the problems and provide a blast hole plugging device.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention relates to a blast hole blocking device, which comprises a blocking part and a loading mechanism for blocking the blocking part in a blast hole;
the plugging member includes at least:
the anti-falling device comprises a stress part and an anti-falling part, wherein a combined driving mechanism is arranged between the stress part and the anti-falling part;
the force-bearing part faces to the explosive in the blast hole and bears blasting shock waves, and the anti-falling part and the force-bearing part are driven to move oppositely through the combined driving mechanism so that the force-bearing part extrudes the anti-falling part outwards to increase the friction force between the anti-falling part and the inner wall of the blast hole;
the loading mechanism at least comprises:
the device comprises an external mounting cylinder and an internal mounting cylinder, wherein one end of the internal mounting cylinder is coaxially arranged in the external mounting cylinder, a first guide supporting mechanism and a second guide supporting mechanism are arranged between the external mounting cylinder and the internal mounting cylinder and used for supporting and guiding the internal mounting cylinder to move along the extension direction of the axis of the external mounting cylinder, and the first guide supporting mechanism is positioned at one end, extending into the external mounting cylinder, of the internal mounting cylinder;
a push-in driving part which is arranged between the external mounting cylinder and the internal mounting cylinder and used for pushing the internal mounting cylinder to extend out of the external mounting cylinder so as to push the blocking component to block the blast hole;
and the external extension driving mechanism is arranged in the internal installation cylinder and is used for driving the combined driving mechanism to operate so as to drive the anti-falling part and the stressed part to move oppositely.
Preferably, the force receiving portion includes a blocking body, and the blast hole is blocked by the blocking body.
Preferably, one end of the blocking body is provided with a semicircular groove, and the other end of the blocking body is provided with a conical surface.
Preferably, the coming-off prevention part includes:
the anti-falling base body is a cylinder;
and the expansion part comprises a plurality of groups of arc-shaped base plates which are circumferentially distributed and connected at the end part of the anti-falling base body and form a circular ring shape, and the plurality of groups of arc-shaped base plates wrap the end of the conical surface of the blocking body where the conical surface is located.
Preferably, the combined drive mechanism comprises:
the threaded hole is formed in the anti-falling base body along the axial extension direction of the anti-falling base body;
and the threaded rod penetrates through the threaded hole and is in threaded fit with the threaded hole, and one end of the threaded rod, facing the plugging body, is coaxially connected with the conical surface of the plugging body.
Preferably, a plurality of groups of mutually parallel anti-rotation cutter bodies are arranged on the side surface of the anti-drop base body, the plurality of groups of anti-rotation cutter bodies are circumferentially and uniformly distributed on the side surface of the anti-drop base body, and the anti-rotation cutter bodies are arranged along the extension direction of the axis of the anti-drop base body.
Preferably, the first guide support mechanism includes:
the guide sliding rails are two groups which are parallel to each other and symmetrically arranged on the inner wall of the external mounting cylinder, and the guide sliding rails are arranged along the extending direction of the axis of the external mounting cylinder;
the supporting sliding blocks are two groups with the same structure and are arranged corresponding to the two groups of guide sliding rails one by one, and the supporting sliding blocks are arranged on the corresponding guide sliding rails and move along the extension direction of the guide sliding rails;
and the supporting frame bodies are two groups with the same structure and are distributed on the internal installation cylinder and extend into one end inside the external installation cylinder, one end of each supporting frame body is connected to the corresponding side of the corresponding supporting sliding block, and the other end of each supporting frame body is connected to the internal installation cylinder.
Preferably, the second guide support mechanism includes:
the annular cylinder is coaxially connected to the inner wall of the external mounting cylinder;
the guide sliding chutes are arranged on the inner wall of the annular cylinder along the axial extension direction of the annular cylinder, are a plurality of groups of guide sliding chutes with the same structure and are circumferentially arranged on the inner wall of the annular cylinder in an evenly distributed manner, and are arranged in parallel;
and the bar direction is protruding, and its edge internally mounted section of thick bamboo axis extending direction sets up the outside of internally mounted section of thick bamboo is surperficial, the protruding circumference setting that is the same multiunit of structure and evenly distributed of bar direction is in the outside of internally mounted section of thick bamboo is surperficial, the multiunit mutual parallel arrangement between the bar direction arch and with the multiunit the one-to-one sets up between the direction spout, the protruding slip of bar direction in corresponding in the direction spout.
Preferably, the push-in driving part includes:
the mounting plate is connected between the two groups of supporting sliding blocks;
and the telescopic cylinder is arranged inside the external mounting cylinder, and the telescopic end of the telescopic cylinder is connected to the mounting plate.
Preferably, the external extension driving mechanism includes:
a rotating motor provided on the mounting plate;
the rotating rod is coaxially and rotatably connected inside the internal mounting cylinder through a bearing, one end of the rotating rod is connected to the rotating end of the rotating motor, and the other end of the rotating rod is provided with a socket wrench in butt joint with the threaded rod;
the butt joint grooves are formed in the end face, opposite to the end where the expansion part is located, of the anti-falling base body, and the butt joint grooves are multiple and are uniformly arranged on the anti-falling base body in a circular shape;
and a plurality of butt joints which are arranged on the internal installation barrel and inserted into the butt joint grooves, wherein the number of the butt joints is a plurality, and the butt joint joints are arranged in one-to-one correspondence with the butt joint grooves.
In the technical scheme, the blast hole blocking device provided by the invention has the following beneficial effects:
this device blocks up the operation through blockking up the part to the big gun hole implementation, convenient and fast to improve blasting quality, and can also be through loading mechanism can be convenient with the loading of blockking up the part in the big gun hole, improve the work efficiency that the big gun hole blockked up the operation, also improved blasting operation's work efficiency and work quality.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of a blast hole plugging device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a plugging member of a blast hole plugging device according to an embodiment of the present invention;
fig. 3 is a distribution schematic diagram of an arc-shaped backing plate of a blast hole plugging device according to an embodiment of the present invention.
Description of reference numerals:
1. an externally mounted barrel; 2. an inner mounting cylinder; 3. a blocking body; 4. a semicircular groove; 5. a conical surface; 6. an anti-drop base body; 7. an arc-shaped base plate; 8. a threaded hole; 9. a threaded rod; 10. a rotation-preventing blade body; 11. a guide slide rail; 12. a support slide block; 13. a support frame body; 14. an annular cylinder; 15. a guide chute; 16. a strip-shaped guide protrusion; 17. mounting a plate; 18. a telescopic cylinder; 19. a rotating electric machine; 20. rotating the rod; 21. a socket wrench; 22. a butt joint groove; 23. and (6) butting joints.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1-3, a blast hole plugging device includes a plugging member and a loading mechanism for plugging the plugging member into a blast hole;
the plugging member includes at least:
the anti-drop device comprises a stress part and an anti-drop part, wherein a combined driving mechanism is arranged between the stress part and the anti-drop part;
the force-bearing part faces the explosive in the blast hole and bears blasting shock waves, and the anti-falling part and the force-bearing part are driven by the combined driving mechanism to move in opposite directions so that the force-bearing part extrudes the anti-falling part outwards to increase the friction force between the anti-falling part and the inner wall of the blast hole; the force-bearing part is used as a main force-bearing point for blocking the blast hole, and the force-bearing part and the combined driving mechanism are combined to drive the anti-falling part and the force-bearing part to move in opposite directions in the action of blocking the blast hole so that the force-bearing part extrudes the anti-falling part outwards to increase the friction force between the anti-falling part and the inner wall of the blast hole, so that the blast hole can be blocked better, the operation is convenient and fast, and the blasting quality is improved;
the loading mechanism at least comprises:
the device comprises an external mounting cylinder 1 and an internal mounting cylinder 2, wherein one end of the internal mounting cylinder 2 is coaxially arranged in the external mounting cylinder 1, a first guide supporting mechanism and a second guide supporting mechanism are arranged between the external mounting cylinder 1 and the internal mounting cylinder 2 and used for supporting and guiding the internal mounting cylinder 2 to move along the extension direction of the axis of the external mounting cylinder 1, and the first guide supporting mechanism is positioned at one end, extending into the external mounting cylinder 1, of the internal mounting cylinder 2; wherein, the external mounting tube 1 and the internal mounting tube 2 are used as external hand-held parts or are erected on a frame;
the pushing driving part is arranged between the external mounting cylinder 1 and the internal mounting cylinder 2 and used for pushing the internal mounting cylinder 2 to extend out of the external mounting cylinder 1 so as to push the blocking part to block the blast hole;
and an external extension driving mechanism which is arranged in the internal installation cylinder 2 and is used for driving the joint driving mechanism to operate so as to drive the anti-falling part and the stressed part to move in opposite directions.
To sum up, this device blocks up the operation through blockking up the part to the big gun hole, convenient and fast to improve blasting quality, and can also be through loading mechanism can be convenient with the loading of blockking up the part in the big gun hole, improve the work efficiency of big gun hole jam operation, also improved blasting operation's work efficiency and work quality.
Further, the forced part comprises a blocking body 3, and the blast hole is blocked by the blocking body 3. Consequently, the size of the jam body 3 will set up according to the size of big gun hole, and 3 size needs of the jam body can block up the big gun hole completely, then can carry out further fixed through subsequent anticreep portion, can not be easily rushed out the big gun hole by the blasting shock wave, then guarantee the blasting quality.
Furthermore, one end of the blocking body 3 is provided with a semicircular groove 4, and the other end is provided with a conical surface 5. Wherein semicircular groove 4 corresponds with conical surface 5, makes the part to the explosive on the blocking body 3 have the even thickness that bears the blasting shock wave, and the part to the explosive on the blocking body 3 is the space that semicircular groove 4 can enlarge the big gun hole and hold the explosive, improves certain air volume, then improves the explosive gas action time, then better carries out the explosive reaction of explosive, promotes the blasting effect.
Further, the coming-off preventing portion includes:
the anti-falling matrix 6 is a cylinder;
and the expansion part comprises a plurality of groups of arc-shaped base plates 7, the plurality of groups of arc-shaped base plates 7 are circumferentially distributed and connected at the end part of the anti-falling base body 6 to form a circular ring shape, and the plurality of groups of arc-shaped base plates 7 wrap the end of the conical surface 5 of the blocking body 3.
Specifically, the retaining base 6 functions to support the expansion portion and mount the combined drive mechanism. Wherein the multiunit arc backing plate 7 of inflation portion can wrap up on the jam body 3 completely under the extrusion of the body 3 that is blockked up, multiunit arc backing plate 7 was in between the jam body 3 and the big gun hole inner wall this moment, made then between the jam body 3 and the big gun hole inner wall one deck arc backing plate 7 more, made frictional force increase between the jam body 3 and the big gun hole, the jam body 3 is difficult for breaking away from the big gun hole, increases blasting effect.
Further, the combined drive mechanism includes:
a threaded hole 8 provided in the retaining base 6 along the axial direction of the retaining base 6;
and the threaded rod 9 is arranged in the threaded hole 8 in a penetrating mode and is in threaded fit with the threaded hole 8, and one end, facing the plugging body 3, of the threaded rod 9 is coaxially connected with the conical surface 5 of the plugging body 3. The threaded rod 9 is a bolt with a hexagonal screwing head.
Specifically, in the use, make screw-thread fit between its and the screw hole 8 through rotatory threaded rod 9, make threaded rod 9 then for the displacement of anticreep base member 6, drive the jam body 3 then for the displacement of anticreep base member 6, make the jam body 3 extrusion get into multiunit arc backing plate 7 inboardly then.
Furthermore, the side surface of the anti-falling base body 6 is provided with a plurality of groups of anti-rotation cutter bodies 10 which are parallel to each other, the plurality of groups of anti-rotation cutter bodies 10 are circumferentially and uniformly distributed on the side surface of the anti-falling base body 6, and the anti-rotation cutter bodies 10 are arranged along the extension direction of the axis of the anti-falling base body. Anti-rotation cutter body 10 wherein can design into the blade-shaped cutter body, anti-rotation cutter body 10 directly can rip the big gun hole inner wall when making anticreep base member 64 get into the big gun hole, or increase frictional force between anticreep base member 6 and the big gun hole inner wall after anticreep base member 6 gets into the big gun hole when downthehole, and make the difficult relative big gun hole rotation of anticreep base member 6, also more convenient when rotatory threaded rod 9, anticreep base member 6 does not rotate, then make and carry out relative rotation between threaded rod 9 and the screw hole 8, in order to carry out screw-thread fit, and move in opposite directions between drive jam body 3 and the anticreep base member 6.
Further, the first guide support mechanism includes:
the guide sliding rails 11 are two groups which are parallel to each other and symmetrically arranged on the inner wall of the external mounting cylinder 1, and the guide sliding rails 11 are arranged along the extending direction of the axis of the external mounting cylinder 1;
the supporting sliding blocks 12 are two groups with the same structure and are arranged corresponding to the two groups of guide sliding rails 11 one by one, and the supporting sliding blocks 12 are installed on the corresponding guide sliding rails 11 and move along the extension direction of the guide sliding rails 11;
and support body 13, it is the same two sets of structure and distribute and stretch into the one end within the external installation section of thick bamboo 1 on the internal installation section of thick bamboo 2, support body 13 one end and connect on the supporting slide 12 of corresponding side, the other end is connected on the internal installation section of thick bamboo 2.
Specifically, utilize support frame body 13 to make internally mounted section of thick bamboo 2 be connected with supporting slide block 12 to slide on guide slide rail 11 through supporting slide block 12 and move the direction in order to internally mounted section of thick bamboo 2, and also play the supporting role to internally mounted section of thick bamboo 2, and make internally mounted section of thick bamboo 2 unable externally mounted section of thick bamboo 1 rotate relatively.
Further, the second guide support mechanism includes:
an annular cylinder 14 coaxially connected to the inner wall of the outer mounting cylinder 1;
the guide sliding chutes 15 are formed in the inner wall of the annular cylinder 14 along the axial extension direction of the annular cylinder 14, the guide sliding chutes 15 are multiple groups of guide sliding chutes 15 with the same structure and are circumferentially arranged on the inner wall of the annular cylinder 14 in an evenly distributed manner, and the multiple groups of guide sliding chutes 15 are arranged in parallel;
and the bar-shaped guide bulge 16 is arranged on the outer surface of the internal mounting cylinder 2 along the axial extension direction of the internal mounting cylinder 2, the bar-shaped guide bulge 16 is arranged on the outer surface of the internal mounting cylinder 2 in a plurality of groups with the same structure and in the uniformly distributed circumferential direction, the plurality of groups of bar-shaped guide bulges 16 are arranged in parallel with each other and are arranged in one-to-one correspondence with the plurality of groups of guide sliding grooves 15, and the bar-shaped guide bulge 16 slides in the corresponding guide sliding grooves 15.
Specifically, make annular section of thick bamboo 14 coaxial coupling on 1 inner wall of externally mounted section of thick bamboo, make annular section of thick bamboo 14 inner wall and 2 outer walls of internally mounted section of thick bamboo can carry out the relative slip, also make internally mounted section of thick bamboo 2 can carry out the relative slip removal along the 14 axis extending direction of annular section of thick bamboo, then make internally mounted section of thick bamboo 2 carry out the relative movement along 1 axis extending direction of externally mounted section of thick bamboo, simultaneously through the protruding 16 slip in direction spout 15 of the bar direction on the internally mounted section of thick bamboo 2, play the removal guide effect to internally mounted section of thick bamboo 2, and also make the unable annular section of thick bamboo 14 and the externally mounted section of thick bamboo 1 of internally mounted section of thick bamboo 2 rotate relatively.
Further, the push-in driving portion includes:
a mounting plate 17 connected between the two sets of support sliders 12;
and a telescopic cylinder 18 which is arranged inside the external mounting tube 1, wherein the telescopic end of the telescopic cylinder 18 is connected to the mounting plate 17.
Specifically, the mounting plate 17 is driven by the telescopic cylinder 18 to move along the telescopic direction of the telescopic cylinder 18, that is, the direction guided by the first guiding and supporting mechanism and the second guiding and supporting mechanism. Then drive two sets of supporting slide block 12 and remove, drive then and move through the internally mounted section of thick bamboo 2 that support frame body 13 and supporting slide block 12 are connected, then can drive internally mounted section of thick bamboo 2 and stretch out in externally mounted section of thick bamboo 1.
Further, the external extension driving mechanism includes:
a rotating motor 19 provided on the mounting plate 17;
a rotating rod 20 coaxially and rotatably connected inside the inner mounting barrel 2 through a bearing, wherein one end of the rotating rod 20 is connected to the rotating end of the rotating motor 19, and the other end of the rotating rod 20 is provided with a socket wrench 21 butted with the threaded rod 9;
a plurality of butt-joint grooves 22 which are opened on the end face of the anti-drop matrix 6 opposite to the end where the expansion part is located, and the butt-joint grooves 22 are uniformly arranged on the anti-drop matrix 6 in a circular shape;
and a plurality of butt joints 23 provided on the inner mounting tube 2 and inserted into the butt grooves 22, the number of butt joints 23 being one-to-one corresponding to the number of butt grooves 22.
Specifically, during the use of the device, the abutment groove 22 of the retaining base 6 of the retaining portion of the blocking element is first aligned with the abutment 23, and the abutment 23 is inserted into the abutment groove 22 and positioned, while the hexagonal driving head of the threaded rod 9 of the combined drive mechanism is in abutment with the socket wrench 21, during which the blocking body 3 is rotated. Stretch out in an external installation section of thick bamboo 1 through pushing the drive division through driving an internal installation section of thick bamboo 2 afterwards, then make the internal installation section of thick bamboo 2 that do the motion of stretching out promote anticreep base member 6 and the jam body 3 stretches into the appropriate degree of depth in the big gun hole, the rotating electrical machines 19 through among the outside extension actuating mechanism starts and drives rotary rod 20 and rotates afterwards, then drive box spanner 21 and twist threaded rod 9 and rotate, then make the joint actuating mechanism begin to operate, make multiunit arc backing plate 7 can be under the extrusion of the jam body 3, wrap up completely on the jam body 3, multiunit arc backing plate 7 is in between the jam body 3 and the big gun hole inner wall this moment, then make between the jam body 3 and the big gun hole inner wall one deck arc backing plate 7 has more, make the frictional force increase between the jam body 3 and the big gun hole, the jam body 3 is difficult for breaking away from the big gun hole, increase the blasting effect. In the process, the holding force on the external mounting cylinder 1 and the internal mounting cylinder 2 can be released, the external mounting cylinder 1 and the internal mounting cylinder 2 can be moved along with the movement of the threaded rod 9 in the screwing process, at the moment, the blocking body 3 moves and extrudes towards the direction of the arc-shaped base plate 7, the external mounting cylinder 1 and the internal mounting cylinder 2 can also be stably held, the external mounting cylinder 1 is not moved, at the moment, along with the screwing process of the threaded rod 9, the threaded rod 9 does not move axially, the anti-falling base body 6 and the arc-shaped base plate 7 move towards the direction of the blocking body 3, and the arc-shaped base plate 7 is extruded by moving in different directions.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (6)
1. The blast hole plugging device is characterized by comprising a plugging component and a loading mechanism for plugging the plugging component into a blast hole;
the plugging member includes at least:
the anti-falling device comprises a stress part and an anti-falling part, wherein a combined driving mechanism is arranged between the stress part and the anti-falling part;
the force-bearing part faces to the explosive in the blast hole and bears blasting shock waves, and the anti-falling part and the force-bearing part are driven to move oppositely through the combined driving mechanism so that the force-bearing part extrudes the anti-falling part outwards to increase the friction force between the anti-falling part and the inner wall of the blast hole;
the loading mechanism at least comprises:
the device comprises an external mounting cylinder (1) and an internal mounting cylinder (2), wherein one end of the internal mounting cylinder (2) is coaxially arranged in the external mounting cylinder (1), a first guide supporting mechanism and a second guide supporting mechanism are arranged between the external mounting cylinder (1) and the internal mounting cylinder (2) and used for supporting and guiding the internal mounting cylinder (2) to move along the axial extension direction of the external mounting cylinder (1), and the first guide supporting mechanism is positioned at one end, extending into the external mounting cylinder (1), of the internal mounting cylinder (2);
the pushing driving part is arranged between the external mounting cylinder (1) and the internal mounting cylinder (2) and used for pushing the internal mounting cylinder (2) to stretch out of the external mounting cylinder (1) so as to push the plugging component to plug the blast hole;
the external extension driving mechanism is arranged in the internal mounting cylinder (2) and used for driving the combined driving mechanism to operate so as to drive the anti-falling part and the stressed part to move oppositely;
the stress part comprises a blocking body (3), and a blast hole is blocked by the blocking body (3);
one end of the blocking body (3) is provided with a semicircular groove (4), and the other end is provided with a conical surface (5);
the coming-off prevention portion includes:
the anti-drop base body (6) is a cylinder;
the expansion part comprises a plurality of groups of arc-shaped base plates (7), the plurality of groups of arc-shaped base plates (7) are circumferentially distributed and connected at the end part of the anti-falling base body (6) to form a ring shape, and the plurality of groups of arc-shaped base plates (7) wrap the end of the conical surface (5) of the blocking body (3);
the combined drive mechanism includes:
a threaded hole (8) which is provided in the retaining base body (6) along the axial extension direction of the retaining base body (6);
the threaded rod (9) penetrates through the threaded hole (8) and is in threaded fit with the threaded hole (8), and one end, facing the blocking body (3), of the threaded rod (9) is coaxially connected with the conical surface (5) of the blocking body (3);
the external extension drive mechanism includes:
a rotating electric machine (19);
the rotating rod (20) is coaxially and rotatably connected inside the internal mounting barrel (2) through a bearing, one end of the rotating rod (20) is connected to the rotating end of the rotating motor (19), and the other end of the rotating rod is provided with a socket wrench (21) butted with the threaded rod (9);
the butt joint grooves (22) are formed in the end face, opposite to the end where the expansion part is located, of the anti-falling base body (6), and the butt joint grooves (22) are multiple and are uniformly arranged on the anti-falling base body (6) in a circular shape;
and a plurality of butt joints (23) which are arranged on the internal installation cylinder (2) and inserted into the butt joint grooves (22), wherein the butt joint (23) is in one-to-one correspondence with the butt joint grooves (22).
2. The blast hole plugging device according to claim 1, wherein said anti-drop base (6) is provided with a plurality of sets of mutually parallel anti-rotation cutter bodies (10) on the side surface, said plurality of sets of anti-rotation cutter bodies (10) are uniformly distributed on the side surface of said anti-drop base (6) in the circumferential direction, and said anti-rotation cutter bodies (10) are arranged along the axial extension direction of said anti-drop base.
3. A blasthole plugging device according to claim 1, wherein said first guide support means comprises:
the guide sliding rails (11) are two groups which are parallel to each other and symmetrically arranged on the inner wall of the external mounting cylinder (1), and the guide sliding rails (11) are arranged along the axial extension direction of the external mounting cylinder (1);
the supporting sliding blocks (12) are two groups with the same structure and are arranged in one-to-one correspondence with the two groups of guide sliding rails (11), and the supporting sliding blocks (12) are installed on the corresponding guide sliding rails (11) and move along the extension direction of the guide sliding rails (11);
and support body (13), it is the same two sets of and distribute and is in stretch into on the internally mounted section of thick bamboo (2) one end within the externally mounted section of thick bamboo (1), support body (13) one end and connect and correspond the side support on slider (12), the other end is connected on the internally mounted section of thick bamboo (2).
4. A blasthole plugging device according to claim 3, wherein said second guide support means comprises:
an annular cylinder (14) coaxially connected to the inner wall of the outer mounting cylinder (1);
the guide sliding chutes (15) are formed in the inner wall of the annular cylinder (14) along the axial extension direction of the annular cylinder (14), the guide sliding chutes (15) are multiple groups of guide sliding chutes with the same structure and are uniformly distributed and circumferentially arranged on the inner wall of the annular cylinder (14), and the multiple groups of guide sliding chutes (15) are arranged in parallel;
and bar direction arch (16), it is followed internally mounted section of thick bamboo (2) axis extending direction sets up the outside of internally mounted section of thick bamboo (2) is surperficial on, bar direction arch (16) are the same multiunit of structure and evenly distributed's circumference setting is in the outside of internally mounted section of thick bamboo (2) is surperficial, the multiunit mutual parallel arrangement between bar direction arch (16) and with the multiunit one-to-one sets up between direction spout (15), bar direction arch (16) slide in corresponding in direction spout (15).
5. A blasthole plugging device according to claim 4, wherein said push-in drive comprises:
a mounting plate (17) connected between the two sets of support sliders (12);
and the telescopic cylinder (18) is arranged inside the external mounting cylinder (1), and the telescopic end of the telescopic cylinder (18) is connected to the mounting plate (17).
6. A blasthole plugging device according to claim 5, characterized in that said rotary electric machine (19) is arranged on said mounting plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111644094.2A CN114152162B (en) | 2021-12-30 | 2021-12-30 | Blast hole blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111644094.2A CN114152162B (en) | 2021-12-30 | 2021-12-30 | Blast hole blocking device |
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| CN114152162A CN114152162A (en) | 2022-03-08 |
| CN114152162B true CN114152162B (en) | 2023-03-14 |
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| CN202111644094.2A Active CN114152162B (en) | 2021-12-30 | 2021-12-30 | Blast hole blocking device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN114152162A (en) | 2022-03-08 |
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