CN-114485299-B - Mine modification reinforcing agent and use method thereof

Abstract

The invention discloses a mine modified reinforcing agent and a using method thereof, wherein the reinforcing agent is prepared from the following components, by mass, 90-92 parts of water, 2.6-3.5 parts of a thermal expansion agent, 2.6-3.5 parts of a stable thickening agent, 2.6-2.8 parts of a reinforcing agent and 0.1-0.2 part of a regulator, and the using method comprises the steps of using a deep hole blasting reinforcing agent and using a shallow hole blasting reinforcing agent. The preparation method is simple, convenient to operate, wide in raw material sources, low in cost, capable of being used for large-scale production and preparation, strong in blasting efficiency improving capability, capable of reducing the using amount of main equipment explosive, and capable of meeting the requirements of energy conservation, environmental protection and harmful effect reduction.

Inventors

• LONG SHIWEN
• MA BINGFENG

Assignees

• 贵州天佑源农业科技有限公司

Dates

Publication Date

20260505

Application Date

20220210

Priority Date

20211206

Claims (1)

1. 1. The use method of the mine modification reinforcing agent is characterized by comprising the following operation steps: For deep hole blasting, the using method of the drilling blasting with the aperture of 50 mm-250 mm and the hole depth of 5.0 m-20 m; The design height of the steps is 5.0 m-15.0 m, and a method of multi-row triangular hole arrangement or single-row straight vertical drilling is adopted; The minimum resistance line is 2.5 m-5.0 m, the drilling depth is 6.0 m-18.0 m, the hole spacing is 3.0 m-5.5 m, and the row spacing is 2.5 m-5.0 m; the specific explosive consumption is 0.35 kg/m <3 > -0.40 kg/m <3 >, and the charging structure is that the powder type ammonium nitrate explosive adopts the interval coupling charging and the emulsion explosive adopts the interval uncoupling charging structure, and the specific operation is as follows: When the drilling depth exceeds 10m, firstly filling mine modification reinforcing agent into the hole bottom at the first step, wherein the drilling depth is 5.0%, then filling explosive at the drilling depth is 30%, and filling an initiating explosive and a detonator in the first explosive section and leading out foot lines; secondly, filling mine modification reinforcing agents into the holes at a drilling depth of 20%, filling explosive into the holes at intervals of 20%, and putting the explosive into the primary explosive and the detonator at the second explosive section to lead out leg wires; Thirdly, filling, and finishing filling; When the drilling depth is 5 m-10 m, firstly loading explosive at the bottom of the first step to be 30% of the drilling depth, and then placing the primary explosive and the detonator in the first explosive section and leading out foot lines; Secondly, filling mine modification reinforcing agents into the holes at a drilling depth of 25%, filling explosive into the holes at intervals of 20%, and putting the explosive into the primary explosive and the detonator at the second explosive section to lead out leg wires; Thirdly, filling, and finishing filling; For shallow hole blasting, the using method of the drilling blasting with the aperture of 38 mm-50 mm and the hole depth of 1 m-5.0 m; The height of the small steps is 1.0 m-5.0 m, and the method is suitable for multiple rows and single rows of scattered holes, vertical, horizontal and inclined drilling, wherein the minimum resistance line is 0.3 m-1.0 m, the drilling depth is 1.0 m-5.0 m, the hole spacing is 0.3 m-1.0 m, and the row spacing is 0.3 m-1.0 m; the specific explosive consumption is 0.5kg/m3, the explosive loading adopts a structure form of uncoupled explosive loading at intervals, and the specific steps are as follows: Firstly, loading an explosive at the bottom of a hole, which is 30% of the depth of a drilled hole, into an initiating explosive and a detonator in a first explosive section, and leading out a foot line; secondly, filling mine modification reinforcing agents into the holes at a drilling depth of 20%, filling explosive into the holes at intervals of 20%, and putting the explosive into the primary explosive and the detonator at the second explosive section to lead out leg wires; Thirdly, filling, and finishing filling; the mine modification reinforcing agent is prepared from the following components in parts by mass: 90-92 parts of water, 2.6-3.5 parts of thermal expansion agent, 2.6-3.5 parts of stable thickening agent, 2.6-2.8 parts of reinforcing agent and 0.1-0.2 part of regulator; The water component is filtered tap water or natural mineral water; The thermal expansion agent is one or more of stearic acid, sodium dodecyl benzene sulfonate, sodium dodecyl sulfate and sodium glycocholate; the stabilizing thickener is one or more of maltodextrin, sodium carboxymethyl cellulose, polyacrylamide and glacial acetic acid; the reinforcing agent is one or more of saccharin sodium, ammonium bicarbonate, sucrose, hemicellulase, polyanion cellulose ether and neutral protease; the regulator consists of one or two of a neutral active agent and a pigment agent, wherein the neutral active agent is palmitol or sorbitol; The pigment agent is curcumin or lemon flavin; the preparation method comprises the following steps: 1) The thermal expansion agent, the stabilizing thickener and the reinforcing agent are added into a container according to the mass ratio, heated, mixed and stirred, the heating temperature is 90-105 ℃, the stirring and dissolving time is 10-15 minutes, and then the heating is stopped for standby; 2) Weighing water according to the mass ratio, filling the water into the container, and then adding the components prepared in the step 1 to stir for 15-20 minutes; 3) And (3) slowly adding the regulator into a container according to the mass, continuously stirring for 5-10 minutes to fully mix, and stopping stirring uniformly to obtain lemon yellow or light yellow liquid, namely the mine modification enhancer.

Description

Mine modification reinforcing agent and use method thereof Technical Field The invention relates to an explosive agent and a preparation method thereof, belonging to the field of blasting exploitation. Background Along with the development needs of foundation engineering project construction and water conservancy, hydropower and high-speed iron construction, the industrial explosive is used as special equipment and is widely applied to blasting in various engineering constructions. However, with the continuous development and progress of technology and the increasing demand for environmental protection, the popularization and application of new technology, new product and new technology are in compliance with the demands of development of new situation. At present, industrial explosives are widely used in engineering application, but the utilization rate is low, the effective blasting only reaches 30% of the explosive energy, and a large amount of explosive energy is consumed in the blasting process, so that a large amount of blasting harmful effects and adverse effects are brought to engineering projects, and meanwhile, the requirements of environmental protection, cleaning and energy saving engineering cannot be met. The new technical development of industrial explosive and the popularization and application of electronic digital detonators greatly improve the production efficiency, relieve the harm caused by the explosion harmful effect, but cannot be solved effectively fundamentally. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a mine modification reinforcing agent which is prepared from the following components in parts by mass: 90-92 parts of water, 2.6-3.5 parts of thermal expansion agent, 2.6-3.5 parts of stable thickening agent, 2.6-2.8 parts of reinforcing agent and 0.1-0.2 part of regulator; The water component is filtered tap water or natural mineral water; The thermal expansion agent is one or more of stearic acid, sodium dodecyl benzene sulfonate, sodium dodecyl sulfate and sodium glycocholate; the stabilizing thickener is one or more of maltodextrin, sodium carboxymethyl cellulose, polyacrylamide and glacial acetic acid; the reinforcing agent is one or more of saccharin sodium, ammonium bicarbonate, sucrose, hemicellulase, polyanion cellulose ether and neutral protease; The regulator consists of one or two of neutral active agent and pigment agent, wherein the neutral active agent is palmitol or sorbitol, and the pigment agent is curcumin or lemon flavin; the preparation method comprises the following steps: 1. The thermal expansion agent, the stabilizing thickener and the reinforcing agent are added into a container according to the mass ratio, heated, mixed and stirred, the heating temperature is 90-105 ℃, the stirring and dissolving time is 10-15 minutes, and then the heating is stopped for standby; 2. And (2) weighing water according to the mass ratio, filling the water into the container, and then adding the components prepared in the step (1) to stir for 15-20 minutes. 3. Weighing a trace amount of regulator according to the mass, slowly adding the regulator into a container, continuously stirring for 5-10 minutes to fully mix the regulator, and stopping stirring uniformly to obtain lemon yellow or light yellow liquid, namely the mine modification enhancer. The using method of the mine modification reinforcing agent comprises the following operation steps: 1. The deep hole blasting is a using method of drilling blasting with the aperture larger than 50-250mm and the hole depth larger than 5.0-20 m; 1) The design height of the steps is 5.0-15.0m, and a method of multi-row triangular hole arrangement or single-row straight line vertical drilling is adopted; 2) The minimum resisting line is 2.5-5.0m, the drilling depth is 6.0-18.0 m, the hole spacing is 3.0-5.5 m, and the row spacing is 2.5-5.0 m; 3) The specific explosive consumption is 0.35-0.40kg/m3, the charging structure is that the powder type ammonium nitrate explosive adopts the spaced coupling charging and the emulsion explosive adopts the spaced uncoupling charging structure, and the specific operation is as follows: when the drilling depth exceeds 10m, firstly filling mine modification reinforcing agent into the bottom of the hole at the depth of 5.0% of the drilling depth, then filling explosive at the depth of 30%, and filling initiating explosive and detonator in the first explosive section to lead out foot lines; when the drilling depth is within 5-10m, firstly loading explosive which is 30% of the drilling depth at the bottom of the hole in the first step, loading the initiating explosive and the detonator in the first explosive section and leading out foot lines, secondly loading mine modification reinforcing agent which is 25% of the drilling depth in the second step, loading explosive which is 20% of the drilling depth after interval, loading the explosive into the initiating exp