CN209783437U - Fixing device is filled to colliery open blasting big gun hole - Google Patents
Fixing device is filled to colliery open blasting big gun hole Download PDFInfo
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- CN209783437U CN209783437U CN201920518182.XU CN201920518182U CN209783437U CN 209783437 U CN209783437 U CN 209783437U CN 201920518182 U CN201920518182 U CN 201920518182U CN 209783437 U CN209783437 U CN 209783437U
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- fixedly connected
- fixing device
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- big gun
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Abstract
The utility model discloses a fixing device is filled to colliery open blasting big gun hole, including the big gun hole, the inside packing that is close to the bottom on the big gun hole has the broken stone, the inner wall fixedly connected with fixing device of big gun hole, fixing device's bottom and the surperficial swing joint of broken stone, fixing device includes the chassis, the bottom fixedly connected with inserted bar on chassis, the surface and the broken stone swing joint of inserted bar, the spacing rotation of upper surface on chassis has the pivot, the last fixed surface on chassis is connected with the pillar, the top fixedly connected with fixing base of pillar, the inner wall of fixing base rotates through the round pin axle and is connected with the rocking arm. The utility model discloses, use through the cooperation between the above-mentioned structure, solved in the in-service use, because the packing of stone is tight real firm inadequately for the blasting effect lowers, and the garrulous stone is fried out easily in the explosion, causes the problem of incident easily.
Description
Technical Field
the utility model relates to a blasting engineering technical field specifically is a fixing device is filled to colliery open blasting big gun hole.
Background
a blasthole is a hole drilled in a body to be blasted, such as a rock or ore body. Used for filling explosives for blasting. According to their depth and diameter, they can be classified into superficial, medium and deep eyes. The depth, diameter and direction of the blasthole influence the blasting effect, and the traditional blasthole plugging filling generally adopts a fixing device which uses stones on site to perform multilayer plugging and directional diffusion; the plugging compactness can influence the time of gas generated by gunpowder blasting in a blast hole, and the longer the time is, the larger range of surrounding rock cracks can be generated to generate a blasting effect, so that the plugging compactness is very important for saving gunpowder and improving the blasting efficiency; however, in the actual use process, the filling of the stone blocks is not compact and firm enough, so that the blasting effect is reduced, and the broken stone blocks are easy to be exploded out in the explosion, thereby easily causing safety accidents.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fixing device is filled to colliery open blasting big gun hole improves traditional device, has solved the problem among the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing device is filled to open blasting big gun hole in colliery, includes the big gun hole, the inside packing that is close to the bottom on the big gun hole has the rubble piece, the inner wall fixedly connected with fixing device of big gun hole, fixing device's bottom and the surperficial swing joint of rubble piece.
The fixing device comprises a chassis, a bottom fixedly connected with inserted bar on the chassis, the surface and the broken stone swing joint of inserted bar, the spacing rotation of upper surface on chassis has the pivot, the last fixed surface on chassis is connected with the pillar, the top fixedly connected with fixing base of pillar, the inner wall of fixing base rotates through the round pin axle and is connected with the rocking arm, the top fixedly connected with extrusion post of rocking arm, the last fixed surface of fixing base is connected with the telescopic link, the fixed surface of pivot is connected with the disc, the side fixedly connected with cambered surface slider of disc, the locking hole has been seted up to the lower surface of disc, the top of telescopic link and the inner wall swing joint in locking hole.
Preferably, the number of the inserted rods is two, and the bottom of each inserted rod is provided with a conical surface.
Preferably, the top of the rotating shaft is fixedly connected with a knob, and anti-skid grains are formed in the surface of the knob.
Preferably, the number of the rotating arms is two, and the two rotating arms are symmetrically arranged on the vertical central line of the rotating shaft.
Preferably, the telescopic rod comprises a sleeve, the bottom of the sleeve is fixedly connected with the upper surface of the fixing seat, the inner wall of the sleeve is connected with a locking rod in a sliding mode, the top of the locking rod is connected with the inner wall of the locking hole in a sliding mode, the bottom of the locking rod is fixedly connected with a pressure spring, and the bottom of the pressure spring is fixedly connected with the bottom of the inner wall of the sleeve.
Compared with the prior art, the beneficial effects of the utility model are as follows:
firstly, the utility model chisels round holes with uniform caliber specification on the rock, puts in explosive and leads out by lead wires, fills broken stones on the explosive, and finally realizes the whole filling and fixing of the blast hole by a fixing device; the blast hole is filled with the broken stone blocks, so that the interior of the blast hole is more compact, gunpowder can be saved, and the blasting efficiency can be improved; through fixing device's setting for the packing of rubble piece can be compacter, further improves the intensity of explosion, improves blasting efficiency.
Secondly, the utility model further extrudes and compacts the broken stone blocks when the chassis is pressed down; the chassis is connected with the broken stone blocks through the inserted rods; the rotating shaft plays a transmission role, the rotating shaft drives the disc and the cambered surface sliding block to rotate, the flange surface on the cambered surface sliding block is finally contacted with the surface of the rotating arm, the rotating arm is further rotated on the fixing seat, the extrusion column on the rotating arm extrudes the inner wall of the blasthole, the effect of clamping and locking is further achieved, at the moment, the telescopic rod is also clamped and locked with the locking hole, the disc cannot rotate, and the whole device can be locked.
Thirdly, the utility model discloses a cooperation between the above-mentioned structure is used, has solved in the in-service use process, because the packing of stone is tight real firm inadequately for the blasting effect lowers, and the garrulous stone is fried out easily in the explosion, causes the problem of incident easily.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
FIG. 2 is a front sectional view of the fixing base of the present invention;
Fig. 3 is a bottom view of the disc of the present invention;
Fig. 4 is a front sectional view of the telescopic rod of the present invention.
In the figure: 1-blast hole, 2-broken stone, 3-fixing device, 4-chassis, 5-inserted rod, 6-rotating shaft, 7-supporting column, 8-fixed seat, 9-rotating arm, 10-extrusion column, 11-telescopic rod, 12-disk, 13-cambered surface slide block, 14-locking hole, 15-knob, 16-sleeve, 17-locking rod and 18-pressure spring.
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 to 4, the present invention provides a technical solution: the utility model provides a fixing device is filled to open blasting blasthole in colliery, including blasthole 1, bore out the unified round hole of bore specification on the rock, put into the explosive and draw forth by the lead wire, fill the rubble piece on the explosive, reuse fixing device 3 realizes that 1 holistic packing of blasthole is fixed at last, the inside packing that is close to the bottom on blasthole 1 has rubble piece 2, pack blasthole 1 through rubble piece 2, make 1 inside of blasthole become tight reality, can practice thrift gunpowder and improve blasting efficiency, the inner wall fixedly connected with fixing device 3 of blasthole 1, setting through fixing device 3, make the packing of rubble piece 2 can be tighter and tighter, further improve the intensity of explosion, improve blasting efficiency, fixing device 3's bottom and the surperficial swing joint of rubble piece 2.
The fixing device 3 comprises a chassis 4, the chassis 4 further extrudes and compacts the crushed stone block 2 when being pressed down, the bottom of the chassis 4 is fixedly connected with an inserted rod 5, the chassis 4 is connected with the crushed stone block 2 through the inserted rod 5, the number of the inserted rods 5 is two, the bottom of the inserted rod 5 is provided with a conical surface, the two inserted rods 5 penetrate into the crushed stone block 2, the chassis 4 can be firmly connected with the crushed stone block 2, when the inserted rod 5 extrudes downwards along with the chassis 4, the crushed stone block 2 can be extruded, the whole body is more compact, the conical surface on the inserted rod 5 is more easily inserted into the crushed stone block 2, the surface of the inserted rod 5 is movably connected with the crushed stone block 2, the upper surface of the chassis 4 rotates in a limiting way and is provided with a rotating shaft 6, the rotating shaft 6 plays a transmission role, the top of the rotating shaft 6 is fixedly connected with a knob 15, the knob surface of the knob 15 is provided with anti-skid grains, through the arrangement of, the rotating shaft 6 is convenient to drive and rotate, and the anti-skid grains are arranged on the rotating shaft, so that the rotating is more labor-saving; the upper surface of the chassis 4 is fixedly connected with a strut 7, the strut 7 plays a role in fixed support, the top of the strut 7 is fixedly connected with a fixed seat 8, the fixed seat 8 plays a role in positioning support, the inner wall of the fixed seat 8 is rotatably connected with rotating arms 9 through pin shafts, the rotating arms 9 play a role in transmission, the number of the rotating arms 9 is two, the two rotating arms 9 are symmetrically arranged with the vertical central line of the rotating shaft 6, the two rotating arms 9 correspond to two extrusion columns 10 through the two extrusion columns 9, opposite extrusion can be generated with the inner wall of the blasthole 1, so that the device can be more firmly fixed in the blasthole 1, the top of the rotating arms 9 is fixedly connected with the extrusion columns 10, the two extrusion columns 10 extrude the inner wall of the blasthole 1 in the opposite direction, the whole device is fixed in the inner wall of the blasthole 1, the upper surface of the fixed seat 8 is fixedly connected with a telescopic rod 11, the inner wall of the sleeve 16 is connected with a locking lever 17 in a sliding manner, the top of the locking lever 17 is connected with the inner wall of the locking hole 14 in a sliding manner, the bottom of the locking lever 17 is fixedly connected with a pressure spring 18, the bottom of the pressure spring 18 is fixedly connected with the bottom of the inner wall of the sleeve 16, the locking lever 17 is pressed in the sleeve 16 through the extrusion of the disc 12, once the top of the locking lever 17 is aligned with the locking hole 14, the locking lever 17 can be sprung into the locking hole 14 under the action of the elastic force of the pressure spring 18, so that the clamping locking is realized, the disc 2 and the rotating shaft 6 can not rotate any more, the surface of the rotating shaft 6 is fixedly connected with the disc 12, the side surface of the disc 12 is fixedly connected with the arc-shaped slider 13, the disc 12 and the arc-shaped slider 13 are driven to rotate by the rotating shaft 6, and finally the flange, the extrusion column on the rotating arm 9 extrudes the inner wall of the blasthole 1, so that the effect of clamping and locking is achieved, at the moment, the telescopic rod 11 and the locking hole 14 complete clamping and locking, the disc 12 cannot rotate, the whole device can be locked, the locking hole 14 is formed in the lower surface of the disc 12, and the top of the telescopic rod 11 is movably connected with the inner wall of the locking hole 14.
The working principle is as follows: when the coal mine open blasting blasthole filling and fixing device is used, round holes with uniform caliber specifications are chiseled on rocks, explosives are put into the round holes and led out by a lead, crushed stone blocks are filled in the explosives, and finally the whole blasthole 1 is filled and fixed by the fixing device 3; the blasthole 1 is filled with the crushed stone blocks 2, so that the interior of the blasthole is more compact, gunpowder can be saved, and the blasting efficiency can be improved; through the arrangement of the fixing device 3, the broken stone blocks 2 can be more compactly filled, so that the explosion strength is further improved, and the explosion efficiency is improved; the rotating shaft 6 drives the disc 12 and the cambered surface sliding block 13 to rotate, and finally the flange surface on the cambered surface sliding block 13 is contacted with the surface of the rotating arm 9, so that the rotating arm 9 rotates on the fixed seat 8, the extrusion column on the rotating arm 9 extrudes the inner wall of the blasthole 1, the clamping and locking effects are achieved, at the moment, the telescopic rod 11 and the locking hole 14 complete clamping and locking, the disc 12 cannot rotate, and the whole device can be locked; the fixing device 3 is used for finally plugging the blast hole 1, so that the broken stone blocks 2 are not easy to fly out along the blast hole 1 in the explosion process; through the cooperation use between the above-mentioned structure, solved in the in-service use process, because the packing of stone is tight real firm inadequately for the blasting effect reduces, and the garrulous stone is fried out easily in the explosion, causes the problem of incident easily.
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 (5)
1. The utility model provides a fixing device is filled to colliery open blasting big gun hole, includes big gun hole (1), the inside that is close to the bottom on big gun hole (1) is filled with broken stone piece (2), its characterized in that: the inner wall of the blasthole (1) is fixedly connected with a fixing device (3), and the bottom of the fixing device (3) is movably connected with the surface of the broken stone block (2);
The fixing device (3) comprises a chassis (4), an inserting rod (5) is fixedly connected to the bottom of the chassis (4), the surface of the inserting rod (5) is movably connected with a broken stone block (2), a rotating shaft (6) is arranged on the upper surface of the chassis (4) in a limiting and rotating mode, a supporting column (7) is fixedly connected to the upper surface of the chassis (4), a fixing seat (8) is fixedly connected to the top of the supporting column (7), a rotating arm (9) is rotatably connected to the inner wall of the fixing seat (8) through a pin shaft, an extrusion column (10) is fixedly connected to the top of the rotating arm (9), a telescopic rod (11) is fixedly connected to the upper surface of the fixing seat (8), a disc (12) is fixedly connected to the surface of the rotating shaft (6), a cambered surface sliding block (13) is fixedly connected to the side surface of the disc (12), and a, the top of the telescopic rod (11) is movably connected with the inner wall of the locking hole (14).
2. The coal mine open blasting blasthole filling fixing device as recited in claim 1, wherein: the number of the inserted rods (5) is two, and the bottom of each inserted rod (5) is provided with a conical surface.
3. The coal mine open blasting blasthole filling fixing device as recited in claim 1, wherein: the top of the rotating shaft (6) is fixedly connected with a knob (15), and anti-skid grains are arranged on the surface of the knob (15).
4. The coal mine open blasting blasthole filling fixing device as recited in claim 1, wherein: the number of the rotating arms (9) is two, and the two rotating arms (9) are symmetrically arranged by the vertical central line of the rotating shaft (6).
5. The coal mine open blasting blasthole filling fixing device as recited in claim 1, wherein: the telescopic rod (11) comprises a sleeve (16), the bottom of the sleeve (16) is fixedly connected with the upper surface of the fixed seat (8), the inner wall of the sleeve (16) is connected with a locking rod (17) in a sliding mode, the top of the locking rod (17) is connected with the inner wall of the locking hole (14) in a sliding mode, the bottom of the locking rod (17) is fixedly connected with a pressure spring (18), and the bottom of the pressure spring (18) is fixedly connected with the bottom of the inner wall of the sleeve (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920518182.XU CN209783437U (en) | 2019-04-17 | 2019-04-17 | Fixing device is filled to colliery open blasting big gun hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920518182.XU CN209783437U (en) | 2019-04-17 | 2019-04-17 | Fixing device is filled to colliery open blasting big gun hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209783437U true CN209783437U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920518182.XU Active CN209783437U (en) | 2019-04-17 | 2019-04-17 | Fixing device is filled to colliery open blasting big gun hole |
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| CN (1) | CN209783437U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076631A (en) * | 2020-03-04 | 2020-04-28 | 中交一公局西北工程有限公司 | Loose ballast cleaning device around blast hole for blasting |
| CN112556526A (en) * | 2020-12-04 | 2021-03-26 | 中南大学 | Blast hole plugging device and method |
| CN112833723A (en) * | 2021-01-07 | 2021-05-25 | 中南大学 | Explosion anti-punching device and blast hole blocking method |
| RU2809414C1 (en) * | 2023-09-06 | 2023-12-11 | Надежда Александровна Федотенко | Method for installing stemming in well |
-
2019
- 2019-04-17 CN CN201920518182.XU patent/CN209783437U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111076631A (en) * | 2020-03-04 | 2020-04-28 | 中交一公局西北工程有限公司 | Loose ballast cleaning device around blast hole for blasting |
| CN112556526A (en) * | 2020-12-04 | 2021-03-26 | 中南大学 | Blast hole plugging device and method |
| CN112556526B (en) * | 2020-12-04 | 2022-02-15 | 中南大学 | Blast hole plugging device and method |
| CN112833723A (en) * | 2021-01-07 | 2021-05-25 | 中南大学 | Explosion anti-punching device and blast hole blocking method |
| RU2809414C1 (en) * | 2023-09-06 | 2023-12-11 | Надежда Александровна Федотенко | Method for installing stemming in well |
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