CN210321461U - Tunnel blasting gun spaced charging device - Google Patents
Tunnel blasting gun spaced charging device Download PDFInfo
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- CN210321461U CN210321461U CN201921246797.8U CN201921246797U CN210321461U CN 210321461 U CN210321461 U CN 210321461U CN 201921246797 U CN201921246797 U CN 201921246797U CN 210321461 U CN210321461 U CN 210321461U
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- auxiliary sleeve
- outer auxiliary
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- clamping groove
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Abstract
The utility model discloses a tunnel blasting gun interval charging device, which comprises a solid charging rod and an outer auxiliary sleeve, wherein a hollowed-out clamping groove is vertically formed in the middle of the solid charging rod, a drawing-in semicircular head is welded at the upper end of the solid charging rod, scale marks are distributed on the hollowed-out clamping groove and positioned on two sides of the hollowed-out clamping groove, explosive sticks are arranged in the hollowed-out clamping groove in a partition clamping manner, the explosive sticks are connected through blasting lead wires, the outer auxiliary sleeve is sleeved on the outer side of the solid charging rod, and a drawing-in spiral bulge is arranged on the outer side of the outer auxiliary sleeve; this tunnel blasting big gun interval charging means can accelerate the time of powder charge, improves powder charge efficiency, and the device accessible is rotatory to be got into the big gun hole, can solve the big gun hole specification nonstandard and block the problem that the powder charge pipe can't get into, gets into in the big gun hole after can take out outer auxiliary sleeve pipe under the circumstances of supporting solid powder charge pole, can have enough to meet the need the use.
Description
Technical Field
The utility model relates to a tunnel blasting technical field specifically is a tunnel blasting big gun spaced charging device.
Background
In the tunnel blasting engineering, general blasting workman directly with the cartridge when being under construction, fill into the big gun hole until reaching the big gun hole design charge volume, in fact the powder charge is continuous, there is not the interval distance between the cartridge, greatly reduced the design effect of control blasting like this, the slit pipe etc. that have been used for blasting interval powder charge have been proposed among the prior art and have been solved above-mentioned problem, but most present slit pipes do not have the introduction device, if the specification that the big gun hole was seted up is not standard, the slit pipe is difficult for entering into the big gun hole smoothly, and most slit pipes have inconveniently to the fixed of explosive cartridge, waste time and manual work, reduce blasting efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tunnel blasting big gun interval charging means to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a tunnel blasting gun spaced charging device comprises a solid charging rod and an outer auxiliary sleeve, wherein a hollowed clamping groove is vertically formed in the middle of the solid charging rod, a semicircular leading-in head is welded at the upper end of the solid charging rod, scale marks are distributed on the hollowed clamping groove on two sides, partition sections in the hollowed clamping groove are provided with explosive rolls, mounting notches are formed in the groove walls of the hollowed clamping groove and located at the positions of single explosive rolls, metal positioning plates are movably hinged to the lower ends of the groove walls of the mounting notches, the rear sides of the metal positioning plates far away from the hinged positions are connected with return springs, one ends of the return springs far away from the metal positioning plates are fixedly connected to the upper ends of the groove walls of the mounting notches, rubber cushion layers are fixedly arranged on the front sides of the metal positioning plates through gluing, and the metal positioning plates clamp the single explosive rolls in the hollowed clamping groove, the explosive cartridge is connected through a blasting lead, an outer auxiliary sleeve is sleeved on the outer side of the solid explosive charging rod, an introduction spiral protrusion is arranged on the outer side of the outer auxiliary sleeve, two soil discharging grooves are symmetrically formed in the outer side of the outer auxiliary sleeve along the vertical direction, an installation sleeve ring is arranged and welded on the lower end of the outer auxiliary sleeve, a plurality of upper screw holes are formed in the installation sleeve ring, a lower end of the installation sleeve ring is attached to the lower end of the installation sleeve ring and is sealed with a lower sealing circular plate, a lead perforation I is formed in the lower end of a hollow clamping groove, a lead perforation II is formed in the center of the lower sealing circular plate, and the blasting lead sequentially penetrates through the lead perforation I and the lead perforation II and extends to the lower end of the lower sealing.
Preferably, two adjacent explosive rolls are arranged in the hollowed-out clamping groove at equal intervals.
Preferably, the upper end of the solid medicine loading rod and the upper end of the outer auxiliary sleeve are on the same horizontal plane, the lower end of the solid medicine loading rod is flush with the lower end of the outer auxiliary sleeve, and the semicircular lead-in head is higher than the upper end of the outer auxiliary sleeve.
Preferably, the both ends of solid powder charge pole all are provided with spacing picture peg, and the length of spacing picture peg all equals with solid powder charge pole length, spacing slot has all been seted up at outer auxiliary sleeve's pipe wall both ends, and the length of spacing slot all equals with outer auxiliary sleeve's length, two spacing picture peg activity respectively is inserted and is established in two spacing slots.
Preferably, the length of the soil discharge groove is equal to the length of the outer auxiliary sleeve, and the depth of the soil discharge groove is one half of the wall thickness of the outer auxiliary sleeve.
Preferably, the outer diameter of the mounting lantern ring is equal to the outer diameter of the lower plugging round plate, the lower plugging round plate is provided with lower screw holes which are equal to the upper screw holes in number and correspond to the upper screw holes in position, and the corresponding lower screw holes and the corresponding upper screw holes are fixed through connecting bolts from bottom to top.
Preferably, the metal positioning plates are arranged on the two groove walls of the hollow clamping groove in a staggered manner, the two adjacent metal positioning plates are positioned on different groove walls, and the metal positioning plates are arranged at an upward 60-70-degree inclination angle.
Preferably, the reset springs are perpendicular to the groove walls of the hollowed-out clamping grooves, the thickness of the rubber cushion layer is 1-3mm, and anti-skid lines are arranged on the surface of the rubber cushion layer.
Compared with the prior art, the beneficial effects of the utility model are that:
1. according to the spaced explosive loading device for the tunnel blasting gun, the solid explosive loading rod is arranged, the hollow clamping grooves are formed in the solid explosive loading rod and used for clamping explosive sticks at intervals, the spacing distance of the explosive sticks can be automatically adjusted according to the scale marks, great convenience is achieved, the explosive loading time can be shortened, and the explosive loading efficiency is improved;
2. establish an outer auxiliary sleeve through the solid powder charge pole overcoat at the good explosive cartridge of dress, the semicircle introduction head on the protruding cooperation solid powder charge pole of introduction screw thread on the outer auxiliary sleeve goes into the big gun hole as the introduction of whole device and uses, the device accessible is rotatory to get into the big gun hole, can solve the big gun hole specification nonstandard and stop the problem that the powder charge pipe can't get into, get into in the big gun hole after can take out outer auxiliary sleeve under the circumstances of supporting solid powder charge pole, can have enough to meet the need the use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the solid charging rod of the present invention;
FIG. 3 is a schematic view of the outer auxiliary sleeve of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the hollow slot of the present invention;
fig. 6 is an enlarged schematic view of the structure at B in fig. 5 according to the present invention.
In the figure: the explosive loading device comprises a solid explosive loading rod 1, a semicircular lead-in head 101, a limiting insertion plate 102, a hollowed-out clamping groove 103, scale marks 104, a lead perforation I105, an outer auxiliary sleeve 2, a lead-in thread bulge 201, a soil discharging groove 202, a limiting insertion groove 203, an installation lantern ring 3, an upper screw hole 301, a lower blocking circular plate 4, a lower screw hole 401, a connecting bolt 402, a lead perforation II403, an explosive cartridge 5, a blasting lead 501, an installation notch 6, a metal positioning plate 601, a rubber cushion layer 602 and a reset spring 603.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a tunnel blasting gun spaced charging device comprises a solid charging rod 1 and an outer auxiliary sleeve 2, wherein a hollowed clamping groove 103 is vertically formed in the middle of the solid charging rod 1, a semicircular introducing head 101 is welded at the upper end of the solid charging rod 1, scale marks 104 are distributed on the hollowed clamping groove 103 and positioned on two sides of the hollowed clamping groove 103, explosive sticks 5 are arranged in the hollowed clamping groove 103 in a segmented manner, mounting notches 6 are formed in the groove walls of the hollowed clamping groove 103 and positioned at the positions of the single explosive sticks 5, a metal positioning plate 601 is movably hinged at the lower end of the groove wall of each mounting notch 6, a return spring 603 is connected to the rear side of the end, away from the hinge, of the metal positioning plate 601, one end, away from the metal positioning plate 601, of the return spring 603 is fixedly connected to the upper end of the groove wall of the mounting notch 6, a rubber cushion layer 602 is fixedly adhered to the front side of the metal positioning plate 601, and, the thickness of the rubber cushion layer 602 is 1-3mm, the surface of the rubber cushion layer 602 is provided with anti-slip lines, the metal positioning plates 601 clamp a single explosive cartridge 5 in the hollow clamping grooves 103, the metal positioning plates 601 are arranged on two groove walls of the hollow clamping grooves 103 in a staggered manner, two adjacent metal positioning plates 601 are arranged on different groove walls, the metal positioning plates 601 are arranged at an inclination angle of 60-70 degrees upwards, two adjacent explosive cartridges 5 are arranged at equal intervals in the hollow clamping grooves 103, the solid explosive charging rods 1 are provided with the hollow clamping grooves 103 for clamping the explosive cartridges 5 at intervals in the solid explosive charging rods 1, the metal positioning plates 601 are used for clamping the explosive cartridges 5 under the action of the reset force of the reset springs 603, the rubber cushion layer 602 arranged on the metal positioning plates 601 can ensure that the explosive cartridges 5 are not damaged in the clamping process, and the interval distance between the explosive cartridges 5 can be automatically adjusted according to the scale marks 104, the powder charging is very convenient, the powder charging time can be shortened, and the powder charging efficiency is improved;
the explosive cartridges 5 are connected through a blasting lead 501, the outer auxiliary sleeve 2 is sleeved outside the solid explosive loading rod 1, furthermore, the upper end of the solid explosive loading rod 1 and the upper end of the outer auxiliary sleeve 2 are on the same horizontal plane, the lower end of the solid explosive loading rod 1 is level with the lower end of the outer auxiliary sleeve 2, the semicircular lead-in head 101 is higher than the upper end of the outer auxiliary sleeve 2, the two ends of the solid explosive loading rod 1 are respectively provided with a limit inserting plate 102, the length of each limit inserting plate 102 is equal to that of the solid explosive loading rod 1, the two ends of the pipe wall of the outer auxiliary sleeve 2 are respectively provided with a limit slot 203, the length of each limit slot 203 is equal to that of the outer auxiliary sleeve 2, the two limit inserting plates 102 are respectively movably inserted in the two limit slots 203, the outer side of the outer auxiliary sleeve 2 is provided with a lead-in spiral bulge 201, the outer side of the outer auxiliary sleeve 2 is symmetrically provided with two soil discharge, the length of the soil discharging groove 202 is equal to the length of the outer auxiliary sleeve 2, the depth of the soil discharging groove 202 is one half of the wall thickness of the outer auxiliary sleeve 2, the lower end of the outer auxiliary sleeve 2 is sleeved with and welded and fixed with an installation lantern ring 3, the installation lantern ring 3 is provided with a plurality of upper screw holes 301, the lower end of the installation lantern ring 3 is attached with a lower plugging round plate 4, the outer diameter of the installation lantern ring 3 is equal to the outer diameter of the lower plugging round plate 4, the lower plugging round plate 4 is provided with lower screw holes 401 which are equal in number and corresponding in position to the upper screw holes 301, the corresponding lower screw holes 401 and the upper screw holes 301 are fixed through connecting bolts 402 from bottom to top, the lower end of the hollowed-out clamping groove 103 is provided with a lead wire perforation I105, the center of the lower plugging round plate 4 is provided with a lead wire perforation II403, a blasting lead wire 501 sequentially penetrates through the lead wire perforation I105 and the lead, an outer auxiliary sleeve 2 is sleeved outside a solid explosive loading rod 1 which is loaded with explosive sticks, an introduction thread bulge 201 on the outer auxiliary sleeve 2 is matched with a semicircular introduction head 101 on the solid explosive loading rod 1 to be used as an introduction of the whole device into a blast hole, the device can enter the blast hole through rotation, the problem that the explosive loading pipe cannot enter due to nonstandard specification of the blast hole can be solved, the outer auxiliary sleeve 2 can be taken out and used in a circulating way under the condition of abutting against the solid explosive loading rod 1 after entering the blast hole, when the outer auxiliary sleeve 2 is matched with the solid explosive loading rod 1 to enter the blast hole, a lower plugging circular plate 4 needs to be plugged at the bottom, after the outer auxiliary sleeve 2 is rotated completely into the blast hole, the plugging circular plate 4 is removed, the bottom of the solid explosive loading rod 1 abuts against the bottom of the solid explosive loading rod 1, then the outer auxiliary sleeve 2 is rotated in the opposite direction to be taken out, the taken out outer auxiliary sleeve 2 can be used in a circulating way, and after the outer auxiliary sleeve 2, preventing the solid loading rod 1 from falling out of the blast hole.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a tunnel blasting big gun interval charging means, includes solid powder charge pole (1) and outer auxiliary sleeve (2), its characterized in that: the middle part of the solid explosive loading rod (1) is vertically provided with a hollowed-out clamping groove (103), the upper end of the solid explosive loading rod (1) is welded with a semicircular introducing head (101), scale marks (104) are distributed on the hollowed-out clamping groove (103) on two sides of the hollowed-out clamping groove (103), explosive cartridges (5) are arranged in the hollowed-out clamping groove (103) in a blocking manner, mounting notches (6) are formed in the positions, located on the single explosive cartridge (5), of the groove walls of the hollowed-out clamping groove (103), the lower ends of the groove walls of the mounting notches (6) are movably hinged with metal positioning plates (601), the rear sides of the ends, far away from the hinged positions, of the metal positioning plates (601) are connected with reset springs (603), one ends, far away from the metal positioning plates (601), of the reset springs (603) are fixedly connected to the upper ends of the groove walls of the mounting notches (6), rubber cushion layers (602) are, the metal positioning plates (601) are used for clamping a single explosive cartridge (5) in the hollowed-out clamping grooves (103), the explosive cartridges (5) are connected through blasting leads (501), the outer auxiliary sleeve (2) is sleeved on the outer side of the solid explosive loading rod (1), the outer side of the outer auxiliary sleeve (2) is provided with an introduction spiral protrusion (201), the outer side of the outer auxiliary sleeve (2) is symmetrically provided with two soil discharge grooves (202) along the vertical direction, the lower end of the outer auxiliary sleeve (2) is sleeved and fixedly welded with an installation lantern ring (3), the installation lantern ring (3) is provided with a plurality of upper screw holes (301), the lower end of the installation lantern ring (3) is attached and plugged with a lower plugging circular plate (4), the lower end of the hollowed-out clamping grooves (103) is provided with lead through holes I (105), and the center of the lower plugging circular plate (4) is provided with a lead through hole II (403), the blasting lead wire (501) passes through the lead wire through hole I (105) and the lead wire through hole II (403) in sequence and extends to the lower end of the lower plugging circular plate (4).
2. The spaced charging device for the tunnel blasting gun according to claim 1, characterized in that: two adjacent explosive rolls (5) are arranged in the hollowed-out clamping groove (103) at equal intervals.
3. The spaced charging device for the tunnel blasting gun according to claim 1, characterized in that: the upper end of solid powder charge pole (1) is on the same horizontal plane with the upper end of outer auxiliary sleeve pipe (2), the lower extreme of solid powder charge pole (1) is equal to the lower extreme of outer auxiliary sleeve pipe (2), semicircle introduction head (101) is higher than the upper end of outer auxiliary sleeve pipe (2).
4. The spaced charging device for the tunnel blasting gun according to claim 1, characterized in that: both ends of solid charge pole (1) all are provided with spacing picture peg (102), and the length of spacing picture peg (102) all equals with the length of solid charge pole (1), spacing slot (203) have all been seted up at the pipe wall both ends of outer auxiliary sleeve pipe (2), and the length of spacing slot (203) all equals with the length of outer auxiliary sleeve pipe (2), two spacing picture peg (102) activity is respectively inserted and is established in two spacing slots (203).
5. The spaced charging device for the tunnel blasting gun according to claim 1, characterized in that: the length of the soil discharge groove (202) is equal to that of the outer auxiliary sleeve (2), and the depth of the soil discharge groove (202) is half of the wall thickness of the outer auxiliary sleeve (2).
6. The spaced charging device for the tunnel blasting gun according to claim 1, characterized in that: the outer diameter of the mounting sleeve ring (3) is equal to that of the lower blocking circular plate (4), lower screw holes (401) which are equal to the upper screw holes (301) in number and correspond to the upper screw holes in position are formed in the lower blocking circular plate (4), and the corresponding lower screw holes (401) and the upper screw holes (301) are fixed through connecting bolts (402) from bottom to top.
7. The spaced charging device for the tunnel blasting gun according to claim 1, characterized in that: the metal positioning plates (601) are arranged on two groove walls of the hollow clamping groove (103) in a staggered mode, the two metal positioning plates (601) which are adjacent from top to bottom are located on different groove walls, and the metal positioning plates (601) are arranged at an upward 60-70-degree inclination angle.
8. The spaced charging device for the tunnel blasting gun according to claim 1, characterized in that: the reset springs (603) are all perpendicular to the groove walls of the hollow clamping grooves (103), the thickness of the rubber cushion layer (602) is 1-3mm, and anti-skid lines are arranged on the surface of the rubber cushion layer (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921246797.8U CN210321461U (en) | 2019-08-04 | 2019-08-04 | Tunnel blasting gun spaced charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921246797.8U CN210321461U (en) | 2019-08-04 | 2019-08-04 | Tunnel blasting gun spaced charging device |
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| Publication Number | Publication Date |
|---|---|
| CN210321461U true CN210321461U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921246797.8U Active CN210321461U (en) | 2019-08-04 | 2019-08-04 | Tunnel blasting gun spaced charging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332868A (en) * | 2019-08-04 | 2019-10-15 | 贵州久远爆破工程有限责任公司 | A kind of Tunnel Blasting big gun spaced loading device |
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2019
- 2019-08-04 CN CN201921246797.8U patent/CN210321461U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332868A (en) * | 2019-08-04 | 2019-10-15 | 贵州久远爆破工程有限责任公司 | A kind of Tunnel Blasting big gun spaced loading device |
| CN110332868B (en) * | 2019-08-04 | 2024-05-17 | 贵州久远爆破工程有限责任公司 | Spaced charging device for tunnel blasting gun |
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