CN212409525U - Device for isolating and loading explosives by rotating and stretching water-rich deep hole blasting of strip mine - Google Patents
Device for isolating and loading explosives by rotating and stretching water-rich deep hole blasting of strip mine Download PDFInfo
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- CN212409525U CN212409525U CN202020676741.2U CN202020676741U CN212409525U CN 212409525 U CN212409525 U CN 212409525U CN 202020676741 U CN202020676741 U CN 202020676741U CN 212409525 U CN212409525 U CN 212409525U
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Abstract
The utility model belongs to open-pit mining engineering blasting field, concretely relates to device of dress explosive is kept apart in rich water deep hole blasting of rotatory, flexible strip mine. The technical scheme includes that the device comprises a sleeve, a fixing hinge, bone wings, flexible isolation cloth, bone spurs, a fixing framework, a splicing framework, an isolation framework, a sealing block and supporting legs. The sleeve pipe outside is provided with equidistant three fixed hinge, and fixed hinge is articulated with the bone wing, and the bone wing can be around fixed hinge rotation in the horizontal plane. The bone wings are connected with the flexible isolation cloth, and the flexible isolation cloth can seal the blast holes when being unfolded. The tail ends of the bone wings are connected with the bone spurs, the bone spurs are made of metal materials, the tips of the bone spurs are provided with barbs, and the tips of the bone spurs penetrate into the hole wall when the bone wings are unfolded. The utility model has the advantages that: adopt the mechanical type mode to realize the distance powder charge, low cost, the flexible operation is convenient, and is easy and simple to handle, and the security is high, can effectively realize accurate segmentation isolation powder charge, and isolation effect and isolation efficiency are higher.
Description
Technical Field
The utility model belongs to open-pit mining engineering blasting field, concretely relates to device of dress explosive is kept apart in rich water deep hole blasting of rotatory, flexible strip mine.
Background
In open-air deep hole blasting, according to the difference of coal rock stratum physical and mechanical properties, in order to reduce the technical and economic waste caused by excessive charging, the deep hole is required to be subjected to segmented isolated charging sometimes. For dry holes, sectional isolation charging has multiple measures, but for water-rich drilling, the existing sectional isolation charging technology has the defects of low operation speed, uncontrollable isolation effect and the like. In order to realize the distance-separated charging, accurate blasting and reduce the adverse effect caused by the blasting, the technology and the device of the sectional charging and the accurate distance blasting need to be considered.
SUMMERY OF THE UTILITY MODEL
The utility model adopts the technical proposal that: a device for isolating and loading explosives by water-rich deep hole blasting of a rotary and telescopic strip mine comprises a sleeve, bone wings, flexible isolating cloth, bone spurs, a fixed framework, a splicing framework, an isolating framework and a sealing block;
the inner wall of the sleeve is provided with internal threads, three fixed hinges are arranged at equal intervals outside the sleeve, the fixed hinges are hinged with bone wings, and the bone wings can rotate around the fixed hinges in a horizontal plane; the bone wings are connected with the flexible isolation cloth, and the flexible isolation cloth can seal the blast holes when being unfolded; the tail ends of the bone wings are connected with the bone spurs.
The outer wall radiuses of the fixed framework, the splicing framework and the isolation framework are the same and are all hollow tubular structures; the inner wall of the bottom of the fixed framework is provided with internal threads, the outer wall of the fixed framework is provided with three supporting legs at equal intervals, and the bottoms of the three supporting legs are positioned on the same horizontal plane;
the splicing framework is composed of a top end column part and a main body part, the outer wall of the top end column part is provided with an external thread, the radius of the external thread is the same as the radius of the inner wall of the internal thread part of the fixing framework, so that the top end column part is connected with the internal thread part of the fixing framework through the external thread of the outer wall, the inner wall of the bottom of the main body part of the splicing framework is provided with an internal thread, the radius of the inner wall of the internal thread part of the bottom is the same as that of the top column part, and the internal thread part;
the isolation framework is composed of a top end column part and a main body part, the outer wall of the top end column part is provided with external threads, the radius of the external threads is the same as the radius of the inner wall of the internal thread part of the splicing framework, so that the top end column part is connected with the internal thread part of the splicing framework through the external threads of the outer wall, the inner wall of the bottom of the main body part of the isolation framework is provided with internal threads, the sealing block is of a solid structure and comprises a plug cover part and a plug body part, the radius of the plug cover part is the same as the radius of the column of the outer wall of the isolation framework, the outer wall of the plug body is provided with external threads; keep apart the main part outer wall top of skeleton and set up the external screw thread with the outer wall bottom for the sleeve pipe links up through the internal thread of its inner wall and the external screw thread of keeping apart the skeleton.
In the further description of the above technical solution, the outer wall of the splicing skeleton is provided with scale marks.
In the further description of the above technical solution, the bone spur is made of metal material, the tip of the bone spur is provided with a barb, when the bone wing is unfolded, the tip of the bone spur penetrates into the hole wall, and the barb blocks the rotation and contraction of the bone wing.
The utility model has the advantages that: adopt the mechanical type mode to realize the distance powder charge, low cost, the flexible operation is convenient, and is easy and simple to handle, and the security is high, can effectively realize accurate segmentation isolation powder charge, and isolation effect and isolation efficiency are higher.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a top view of the device in a deployed state;
FIG. 2 is a top view of the device in a contracted state;
FIG. 3 is a side view of the device in a contracted state;
FIG. 4 is a cross-sectional side view of the device in the contracted state;
FIG. 5 is a side view of the device in a blast hole with the wings deployed and with a blasting charge placed below;
fig. 6 is a side view of the blast hole after the charge is completely completed.
Reference numbers in the figures: 1. the device comprises a sleeve, 2 parts of a fixing hinge, 3 parts of bone wings, 4 parts of flexible isolation cloth, 5 parts of bone spurs, 6 parts of a fixing framework, 7 parts of a splicing framework, 8 parts of an isolation framework, 9 parts of supporting legs, 10 parts of a sealing plug, 11 parts of blasting explosive, 12 parts of hole sealing material.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
The device for isolating and loading explosives by water-rich deep hole blasting of the rotary and telescopic strip mine comprises a sleeve 1, bone wings 3, flexible isolating cloth 4, bone spurs 5, a fixed framework 6, a splicing framework 7, an isolating framework 8 and a sealing plug 10;
the inner wall of the sleeve 1 is provided with internal threads, three fixed hinges 2 are arranged outside the sleeve 1 at equal intervals, the fixed hinges 2 are hinged with bone wings 3, and the bone wings 3 can rotate around the fixed hinges 2 in the horizontal plane; the bone wings 3 are connected with the flexible isolation cloth 4, and the flexible isolation cloth 4 can seal the blast holes when being unfolded; the tail end of the bone wing 3 is connected with the bone spur 5. The bone spur 5 is made of metal materials, the tip end of the bone spur is provided with an agnail, when the bone wing 3 is unfolded, the tip end of the bone spur penetrates into the hole wall, and the agnail has the function of blocking the bone wing from rotating and contracting.
The outer wall radiuses of the fixed framework 6, the splicing framework 7 and the isolation framework 8 are the same and are all hollow tubular structures; the inner wall of the bottom of the fixed framework 6 is provided with internal threads, the outer wall of the fixed framework 6 is provided with three supporting legs 9 at equal intervals, and the bottoms of the three supporting legs 9 are positioned on the same horizontal plane;
the splicing framework 7 consists of a top end column part and a main body part, the outer wall of the top end column part is provided with an external thread, the radius of the external thread is the same as the radius of the inner wall of the internal thread part of the fixed framework 6, so that the top end column part is connected with the internal thread part of the fixed framework 6 through the external thread of the outer wall, the inner wall of the bottom of the main body part of the splicing framework 7 is provided with an internal thread, the radius of the inner wall of the internal thread part of the bottom is the same as that of the column part at the top of the internal thread part of; the outer wall of the splicing framework 7 is provided with scale mark lines.
The isolation framework 8 consists of a top end column part and a main body part, the outer wall of the top end column part is provided with an external thread, the radius of the external thread is equal to the radius of the inner wall of the splicing framework 7 provided with an internal thread part, so that the top end column part is connected with the internal thread part of the splicing framework 7 through the external thread of the outer wall, the inner wall of the bottom of the main body part of the isolation framework 8 is provided with an internal thread, the sealing block 10 is of a solid structure and comprises a plug cover part and a plug body part, the column radius of the plug cover part is equal to the column radius of the outer wall of the isolation framework, the outer wall of the plug body is provided with an external thread; the main body part outer wall top of the isolation framework 8
The end sets up the external screw thread with the outer wall bottom for sleeve pipe 1 links up with the external screw thread of keeping apart skeleton 8 through the internal thread of its inner wall.
The method for blasting the isolation explosive by using the device comprises the following steps:
step S101: drilling a hole downwards on the ground, and cleaning up the coal rock fragments in the hole;
step S102: after the segmented charging distance is determined according to the actual situation, the number of the needed splicing frameworks 7 is determined through the scale identification lines on the splicing frameworks 7, and the splicing frameworks 7 are spliced with the fixed frameworks 6;
step S103: determining an isolation charging distance, manufacturing an isolation framework 8, enabling the length of a thread-free part of the isolation framework 8 to be equal to the isolation charging distance, enabling an error to be within a range of 5 cm, sleeving two sleeves 1 on the isolation framework 8, connecting the isolation framework 8 with a splicing framework 7, sealing the lower part of the isolation framework 8 by a sealing plug 10, and then contracting bone wings 3 into a contracted state through a fixed hinge 2 to surround the sleeves 1;
step S104: putting blasting explosive 11 into the blasting hole, putting the whole framework into the blasting hole, rotating and fixing the framework 6 in the process, wherein the rotation direction is required to prevent the bone wing 3 from unfolding, and finally, flatly putting the supporting leg 9 on the ground to stabilize the whole framework;
step S105: the fixed framework 6 is rotated, the rotating direction is opposite to that of the fixed framework 6 in the step S104, the bone spurs 5 drive the bone wings 3 to expand under the friction action with the hole wall, the flexible isolation cloth 4 connected with the bone wings 3 expands, meanwhile, the threaded connection parts of the splicing framework 7 and the isolation framework 8 are loosened to separate the splicing framework 7 from the isolation framework 8, the fixed framework 6 and the splicing framework 7 are taken down, the blasting explosive 11 is continuously put in, and holes are sealed by the hole sealing material 12.
During operation, fixed skeleton 6 and concatenation skeleton 7 between, between concatenation skeleton 7 and the concatenation skeleton 7, between concatenation skeleton 7 and the isolation skeleton 8 and keep apart the skeleton 8 and the sleeve pipe 1 between the screw thread connection part screw thread screw up the same direction, with the rotatory fixed skeleton 6 make bone wing 3 launch the opposite direction of flexible isolation cloth 4.
Claims (3)
1. The utility model provides a device of dress explosive is kept apart in rich water deep hole blasting of rotatory, flexible strip mine which characterized by: comprises a sleeve (1), bone wings (3), flexible isolation cloth (4), bone spurs (5), a fixed framework (6), a splicing framework (7), an isolation framework (8) and a closed plug (10);
the inner wall of the sleeve (1) is provided with internal threads, three fixed hinges (2) are arranged outside the sleeve (1) at equal intervals, the fixed hinges (2) are hinged with bone wings (3), and the bone wings (3) can rotate around the fixed hinges (2) in a horizontal plane; the bone wing (3) is connected with the flexible isolation cloth (4), and the flexible isolation cloth (4) can seal the blast hole when being unfolded; the tail ends of the bone wings (3) are connected with the bone spurs (5);
the outer wall radiuses of the fixed framework (6), the splicing framework (7) and the isolation framework (8) are the same and are all hollow tubular structures; the inner wall of the bottom of the fixed framework (6) is provided with internal threads, the outer wall of the fixed framework (6) is provided with three supporting legs (9) at equal intervals, and the bottoms of the three supporting legs (9) are positioned on the same horizontal plane;
the splicing framework (7) consists of a top end column part and a main body part, wherein the outer wall of the top end column part is provided with an external thread, the radius of the external thread is the same as the radius of the inner wall of the internal thread part arranged on the fixed framework (6), so that the top end column part is connected with the internal thread part of the fixed framework (6) through the external thread of the outer wall, the inner wall of the bottom part of the main body part of the splicing framework (7) is provided with an internal thread, the radius of the inner wall of the internal thread part of the bottom part is the same as the radius of the cylinder part at the top part of the internal;
the isolation framework (8) consists of a top end column part and a main body part, wherein the outer wall of the top end column part is provided with an external thread, the radius of the external thread is equal to the radius of the inner wall of the internal thread part arranged on the splicing framework (7), so that the top end column part is connected with the internal thread part of the splicing framework (7) through the external thread of the outer wall, the inner wall of the bottom of the main body part of the isolation framework (8) is provided with an internal thread, the sealing block (10) is of a solid structure and comprises a plug cover part and a plug body part, the radius of the plug cover part is equal to the radius of the column of the outer wall of the isolation framework, the outer wall of the plug body is provided with an external thread, and; keep apart the main part outer wall top and the outer wall bottom of skeleton (8) and set up the external screw thread for the internal thread that sleeve pipe (1) passes through its inner wall links up with the external screw thread of keeping apart skeleton (8).
2. The device for water-rich deep hole blasting isolation explosive loading of the rotary and telescopic strip mine according to claim 1, which is characterized in that: the outer wall of the splicing framework (7) is provided with scale marking lines.
3. The device for water-rich deep hole blasting isolation explosive loading of the rotary and telescopic strip mine according to claim 1, which is characterized in that: the bone spur (5) is made of metal materials, the tip end of the bone spur is provided with an agnail, when the bone wing (3) is unfolded, the tip end of the bone spur penetrates into the hole wall, and the agnail blocks the bone wing to rotate and contract.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020676741.2U CN212409525U (en) | 2020-04-28 | 2020-04-28 | Device for isolating and loading explosives by rotating and stretching water-rich deep hole blasting of strip mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020676741.2U CN212409525U (en) | 2020-04-28 | 2020-04-28 | Device for isolating and loading explosives by rotating and stretching water-rich deep hole blasting of strip mine |
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| Publication Number | Publication Date |
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| CN212409525U true CN212409525U (en) | 2021-01-26 |
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| CN202020676741.2U Withdrawn - After Issue CN212409525U (en) | 2020-04-28 | 2020-04-28 | Device for isolating and loading explosives by rotating and stretching water-rich deep hole blasting of strip mine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366052A (en) * | 2020-04-28 | 2020-07-03 | 山西中煤平朔爆破器材有限责任公司 | Device for isolating and loading explosives by rotating and stretching water-rich deep hole blasting of strip mine and using method thereof |
| RU214622U1 (en) * | 2022-05-12 | 2022-11-08 | Федеральное государственное бюджетное учреждение науки Хабаровский Федеральный исследовательский центр Дальневосточного отделения Российской академии наук (ХФИЦ ДВО РАН) | Emulsion Action Agent Protection Container |
-
2020
- 2020-04-28 CN CN202020676741.2U patent/CN212409525U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366052A (en) * | 2020-04-28 | 2020-07-03 | 山西中煤平朔爆破器材有限责任公司 | Device for isolating and loading explosives by rotating and stretching water-rich deep hole blasting of strip mine and using method thereof |
| CN111366052B (en) * | 2020-04-28 | 2023-06-27 | 山西中煤平朔爆破器材有限责任公司 | Device for rotationally and telescopically blasting and isolating explosive in water-rich deep hole of strip mine and application method of device |
| RU214622U1 (en) * | 2022-05-12 | 2022-11-08 | Федеральное государственное бюджетное учреждение науки Хабаровский Федеральный исследовательский центр Дальневосточного отделения Российской академии наук (ХФИЦ ДВО РАН) | Emulsion Action Agent Protection Container |
| RU214622U9 (en) * | 2022-05-12 | 2022-12-08 | Федеральное государственное бюджетное учреждение науки Хабаровский Федеральный исследовательский центр Дальневосточного отделения Российской академии наук (ХФИЦ ДВО РАН) | Emulsion Action Agent Protection Container |
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Granted publication date: 20210126 Effective date of abandoning: 20230627 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20210126 Effective date of abandoning: 20230627 |