464 results about "Emulsion explosive" patented technology

The invention discloses a mixed emulsion explosive one-key production control method and system, and relates to the field of automatic and intelligent control. By means of automatic and intelligent control means, the problems of low efficiency, high cost, quality fluctuation, process uncertainty and the like in traditional mixed emulsion explosive production are solved, accurate feeding of raw materials is achieved through a quality sensor array and a PID control algorithm, and the production efficiency is improved. The stability of production parameters is ensured through multi-sensor data fusion and an advanced control algorithm, so that the consistency of product quality is improved; meanwhile, a feedback control loop and a continuous learning mechanism are established, closed-loop control in the production process is achieved, technological parameters are optimized, the production stability and reliability are ensured, the production efficiency and the product quality are remarkably improved, and the labor cost is reduced.

The invention relates to the technical field of emulsion explosive packaging, in particular to a multi-specification emulsion explosive off-line loading system which comprises a conveying mechanism, a stacking mechanism, a discharging mechanism and a boxing mechanism, and the stacking mechanism, the discharging mechanism and the boxing mechanism are arranged at the output end of the conveying mechanism. The stacking mechanism comprises a bearing assembly, a stacking frame assembly arranged on the bearing assembly and a power assembly arranged on the bearing assembly and used for driving the stacking frame assembly to change the state. The two elastic toothed plates can be automatically unfolded, the opening directions of the two elastic toothed plates are adjusted, emulsion explosives are stably received for boxing, discharging is gentle, the emulsion explosives are stacked layer by layer at intervals for stable transportation, products are prevented from being extruded and broken, and the problems that in the emulsion explosive boxing and transporting process, the products are stacked layer by layer, and the product quality is poor are solved. And the safety is relatively low.

The invention discloses an integrated oil phase emulsion explosive and a preparation method thereof. The emulsion explosive is prepared from the following raw materials: a water-phase component, an oil-phase component and an emulsifier for emulsifying the water-phase component and the oil-phase component, wherein the water-phase component contains a modified oxidant formed by loading a nitrate oxidant component on p-aminophenyl POSS (Polyhedral Oligomeric Silsesquioxane); the preparation process of the modified oxidizing agent comprises the following steps: A, fully dispersing a nitrate oxidizing agent component and p-aminophenyl POSS in an aqueous solution, so that the nitrate oxidizing agent component is fully attached to the p-aminophenyl POSS; and B, separating a solid-phase component, namely the modified oxidant, from the solution system obtained in the step B. According to the integrated oil phase emulsion explosive and the preparation method thereof provided by the invention, the sensitivity and the power can be well considered.

The invention discloses a drilling, deslagging, charging and blocking integrated device, which belongs to the technical field of tunnel engineering and open-air engineering blasting equipment, and comprises a mobile vehicle body, a multi-link structure, a drilling and deslagging device, an explosive filling device and a stemming blocking device. The drilling and deslagging device is used for drilling and discharging drilling cuttings; and the explosive filling device independent track is arranged above the drilling machine beam track in parallel and is used for accurately conveying detonators and emulsion explosives into holes. After drilling is completed, the explosive filling device moves downwards in parallel to be aligned with the hole site for charging; after charging, the device moves upwards to drive the stemming plugging device to reach an orifice, and drilling cuttings discharged by drilling are directly used as stemming raw materials for automatic compaction and plugging. The problems that in the traditional blasting construction process, equipment is frequently switched, the manual operation efficiency is low, high-risk link manual operation needs to be conducted, and stemming raw materials need to be prepared independently are solved, automatic continuous operation of the whole process of drilling, charging and plugging is achieved, and the construction efficiency and intrinsic safety are remarkably improved.

The emulsion explosive stacker crane with the detection function comprises a sliding base and a clamp mechanism, the clamp mechanism comprises a mounting base and a clamping arm assembly, and the clamping arm assembly comprises a sliding plate, a clamping plate and a pose detection part. The sliding plate is connected to the mounting base through the clamping driving part, and the clamping driving part drives the sliding plate to slide in the X-Z plane; the two clamping plates are symmetrically arranged, the two clamping plates are connected to the sliding plate through side position adjusting driving parts, and the side position adjusting driving parts drive the clamping plates to slide in the Y-axis direction; the pose detection parts are connected to the sliding plate, each clamping plate is correspondingly provided with one group of pose detection parts, and the pose detection parts are used for detecting the height of the corresponding position of the upper end face of the clamped material and feeding back the height of the position as a displacement stroke; and the height of one side, corresponding to the two side positions, of the clamped material is adjusted to a proper position by driving the sliding plate to slide. The stacking stability can be improved, and meanwhile the stacking operation efficiency can be improved.

A composite oil phase and composite emulsion matrix for site-mixed emulsion explosive and preparation methods therefor. The composite oil phase is divided into material A and material B, wherein in the material A, a high-viscosity polyisobutylene maleic anhydride amine esterification derivative is used as a primary emulsifier to increase the strength and thickness of an emulsification film of an emulsion matrix, thereby improving the stability of the emulsion matrix; in the material B, a low-viscosity polyisobutylene maleic anhydride amine esterification derivative and SP-80 are used as primary emulsifiers to regulate the ammonium nitrate dissolution rate of the emulsion matrix, thereby improving the sensitization characteristic of the emulsion matrix; and the emulsion matrix prepared from two composite oil phases can effectively improve the water resistance of the emulsion matrix while the problems of high-temperature over-sensitization and low-temperature insensitivity are solved, so that the explosion quality is guaranteed.

Emulsion explosives with gas bubbles that are resistant to in-borehole migration or coalescence are disclosed herein. Such emulsions can be sensitized by mechanically-introducing gas bubbles into the emulsion. Resistance to gas bubble migration and coalescence can be achieved by homogenization, without the need for bubble stabilization agents.

The invention relates to the field of emulsion explosives, in particular to a preparation system and method of an emulsified porous granular ammonium nitrate fuel oil explosive. The invention relates to a preparation system of an emulsified porous granular ammonium nitrate fuel oil explosive, which comprises ammonium nitrate conveying equipment, ammonium nitrate fuel oil mixing equipment, a double-shaft mixer, a wood flour / adhesive mixing screw and packaging equipment, the dredging mechanism comprises a flattening assembly arranged behind the ammonium nitrate conveying equipment and a dredging assembly arranged behind the flattening assembly, and the flattening assembly flattens ammonium nitrate particles to assist the dredging assembly in dredging the ammonium nitrate particles; the adsorption mechanism is arranged behind the dredging mechanism and comprises a mixing assembly arranged behind the flattening assembly, a soaking assembly arranged behind the first mixing assembly and an adsorption assembly arranged behind the soaking assembly; the filtering mechanism is arranged below the adsorption mechanism and is used for filtering the oil liquid used in the adsorption assembly.

The utility model discloses an upward deep hole mixed loading emulsion explosive falling prevention device, which belongs to the technical field of mine blasting and comprises a plastic cover and a blocking cylinder, the plastic cover is fixed at the top of the blocking cylinder through transparent adhesive tape, the top of the blocking cylinder is open, and the bottom of the blocking cylinder is vertically cut into a plurality of petals and unfolded outwards to be supported on the inner wall of a blast hole. A filling cavity is formed between the periphery of the blocking barrel and the inner wall of the blast hole, the top of the plastic cover and the filling cavity are filled with jute bags, and the mixed emulsion explosive cannot fall out of the blast hole through upward friction force generated by the bottom of the blocking barrel and the inner wall of the blast hole. The mixed emulsion explosive is supported through friction force between the bottom of the blocking barrel and the inner wall of the blast hole, and the top of the plastic cover and a filling cavity between the blocking barrel and the blast hole are filled with the jute bag, so that the mixed emulsion explosive is further prevented from falling out of the blast hole.

An intelligent standard-emulsion-explosive charging robot suitable for underground engineering. The charging robot comprises a blast hole identification device (1), an air blowing and pushing device (2), a robotic arm (3), an air compressor (4), a detonator device (5) and a charging device (6), wherein the blast hole identification device comprises an industrial camera (7) and a fill light (8); the air blowing and pushing device comprises the air compressor, an air blowing and pushing tube (10) and servo electric motors (11-1, 11-2); the detonator device comprises a detonator compartment (15), a servo electric motor (16), a coupling (17), a robotic gripper (19), a steering gear (20) and a ball screw (21); and the charging device comprises a driving device and an explosive compartment (24). The intelligent charging robot has a compact structure and a high degree of automation, and can simultaneously push a plurality of emulsion explosives in a single operation, thereby reducing the labor intensity and improving the tunnel construction efficiency.

The invention discloses an automatic batching safety inspection method and equipment for an emulsion explosive water-phase preparation tank. The method relates to the technical field of safety inspection data management, and comprises the following steps: collecting and processing automatic batching data of an emulsion explosive water phase preparation tank; and analyzing, optimizing and adjusting the data. According to the method, the automatic batching data of the emulsion explosive water-phase preparation tank are collected and processed, the automatic batching data of the emulsion explosive water-phase preparation tank are analyzed, the mixing uniformity and energy consumption efficiency evaluation value and the PI D control response timeliness evaluation value are obtained, comprehensive analysis and optimization adjustment are carried out, the stability of the safety inspection method is improved, and the safety inspection efficiency is improved. The problem that in the prior art, a safety inspection method is low in stability is solved.

The invention relates to a box-packed emulsion explosive unloading, stacking and carrying method and system. The carrying method comprises the steps that a carrying and stacking robot scans box-packed emulsion explosives in a carriage of a transport vehicle, and the placing position information of the box-packed emulsion explosives is obtained; the carrying and stacking robot moves to the optimal unloading position according to the placement position information of the boxed emulsion explosives; the carrying stacking robot obtains the placing position information of the box-packed emulsion explosive again; according to the placement position information of the box-packed emulsion explosives, the box-packed emulsion explosives are grabbed through a mechanical arm; the mechanical arm is used for transferring the boxed emulsion explosive to the material receiving transport vehicle; the material receiving transport vehicle collects environmental parameters; environment parameters are analyzed and processed in real time, and an optimal transportation path from the current position to the designated position of the warehouse is planned; and the material receiving transport vehicle is moved to a warehouse for unloading operation. By means of the machine vision technology and the automatic control system, automatic operation of the whole process from unloading to stacking and carrying of the boxed emulsion explosives is achieved, manual intervention is reduced, and operation efficiency is improved.

The present invention discloses a pulse dust removal device for the production of powdered emulsion explosives, comprising a body, a partition plate fixedly connected to the interior of the body, a filter bag connected to the bottom of the partition plate, a pulse component located on the top of the partition plate, the pulse component capable of generating a high-pressure airflow and guiding the airflow to the interior of the filter bag, and a blower connected to the left side of the body, the blower being used to inject the dust-laden airflow into the interior of the body. The present invention solves the problem of clogging at the bottom of the filter bag during traditional single-pulse cleaning through the synergistic effect of the pulse component and the cleaning structure, and is particularly suitable for long filter bag scenarios. At the same time, the transmission structure drives the cleaning structure to move, covering a larger area of the filter bag surface, reducing blind spots for cleaning, and improving dust stripping efficiency. In addition, mechanical wiping can effectively remove sticky dust, avoiding secondary dusting caused by relying solely on airflow.

The invention discloses a pressure stabilizing device for emulsion explosive conveying, which comprises a first pressure stabilizing mechanism which is arranged between a conveying pump and a conveying pipeline and is used for adjusting pulsating pressure at an outlet of the conveying pump, and a second pressure stabilizing mechanism which is arranged at the outlet of the conveying pipeline and is used for adjusting residual pulsating pressure, the first pressure stabilizing mechanism comprises a conveying hose assembly and an outer sleeve, the two ends of the conveying hose assembly are communicated with an outlet of the conveying pump and the conveying pipeline respectively, the conveying hose assembly is sleeved with the outer sleeve, a buffer pressure cavity is formed between the conveying hose assembly and the outer sleeve, and the buffer pressure cavity is provided with buffer preset backpressure. The conveying hose assembly comprises an inner-layer hose and an outer-layer hose which are coaxially arranged, the space between the inner-layer hose and the outer-layer hose is filled with an incompressible medium, a limiting sleeve is arranged between the inner-layer hose and the outer-layer hose, and a medium flowing channel is formed in the limiting sleeve. According to the invention, the material conveying pulsating quantity is effectively reduced, and the filling precision is obviously improved.

The invention discloses an emulsion explosive intelligent control method, system and device for high ground temperature tunnel blasting, and relates to the technical field, and the method comprises the following steps: obtaining injection and loading control parameters, and building an injection and loading state mapping model; the injection and loading state mapping model serves as a prediction model to be embedded into an MPC controller, and an optimal injection and loading equipment control instruction is generated through rolling time domain control calculation; constructing a colloid structure stability evaluation function based on time window sliding evaluation, and outputting a colloid structure risk level; identifying a dominant disturbance source causing the structural risk, and generating a control priority weight corresponding to the injection and loading equipment control instruction; constructing a strategy network based on deep reinforcement learning, generating a strategy correction signal and updating the MPC controller; according to the method, accurate prediction and self-adaptive optimization control of the colloidal layer structure state under the complex disturbance condition are achieved, so that the uniformity, compactness and interface continuity of the emulsion explosive injection process are remarkably improved, and the blasting effect is enhanced.

The utility model relates to the technical field of emulsion explosive sensitization, in particular to an emulsion explosive sensitization auxiliary component which comprises a bottom plate, the device comprises a bottom plate, a stirring tank, liquid storage tanks, weighing sensors, a weighing plate, an annular baffle, a first material baffle, a first electric push rod, a through hole and a liquid outlet pipe, the stirring tank is connected to the top of the bottom plate, the liquid storage tanks are connected to the front end and the rear end of the left side of the top of the stirring tank, the weighing sensors are installed at the bottoms of the interiors of the liquid storage tanks, and the upper ends of the weighing sensors are connected with the weighing plate. The interior of the liquid storage tank is connected with an annular baffle; through the arrangement of the liquid storage tank, the weighing sensor, the weighing plate, the annular baffle plate, the material baffle plate I, the electric push rod I and the through hole, when a sensitizer and an accelerant need to be quantitatively added, the electric push rod I can drive the material baffle plate I to open or close the through hole, and a medicament can be quantitatively weighed in cooperation with the weighing sensor; after weighing is completed, the emulsion explosive can be quantitatively added into the stirring tank through the liquid outlet pipe, and the sensitization quality of the emulsion explosive is guaranteed.

The utility model discloses emulsion explosive recovery equipment, and particularly relates to the technical field of emulsion explosive recovery, the emulsion explosive recovery equipment comprises an equipment bracket, a heating cylinder is fixedly mounted in the equipment bracket, a mixing mechanism is arranged in the heating cylinder, a feed port is fixedly mounted at the top of the heating cylinder, and a discharge frame is fixedly mounted at the bottom end of the heating cylinder; the mixing mechanism comprises a mixing middle cylinder, the mixing middle cylinder is rotatably mounted in the middle of the heating cylinder, and a plurality of connecting cylinders are integrally formed on the mixing middle cylinder. By arranging the mixing mechanism, a density adjusting solvent can be uniformly guided into the emulsion explosive waste through a plurality of liquid spraying holes, and firstly, the density adjusting solvent is in large-area contact with the emulsion explosive waste; the mixing time of the density adjusting solvent and the emulsion explosive waste is shortened, the emulsion explosive waste and the density adjusting solvent are rapidly heated and mixed in cooperation with rotation of the stirring frame, and the treatment efficiency of the emulsion explosive waste is improved.

The invention relates to the technical field of mixed emulsion explosive production feeding systems, in particular to a mixed emulsion explosive production feeding system which comprises a storage area and a mixing area, the storage area is arranged at the top of the mixing area, multiple sets of storage barrels are arranged on the periphery of the mixing area, a supporting plate is arranged in the middle of each storage barrel, and a second rotating shaft is inserted into the middle of each supporting plate; the top of the second rotating shaft is connected with a second gear, first cleaning frames are arranged on the two sides of the second rotating shaft, and the first cleaning frames are tightly attached to the inner wall of the storage barrel; the mixed emulsion explosive production feeding system has the beneficial effects that emulsion explosive raw materials are poured into storage barrels arranged around a mixing area, when emulsion explosive needs to be prepared, a motor is started to drive a first rotating shaft to rotate, the first rotating shaft drives a first gear to rotate synchronously through rotation, and the first gear rotates to drive a second gear to rotate synchronously; the first gear is meshed with a second gear in the middle above the top supporting plate of the storage barrel, and a second rotating shaft connected with the bottom of the second gear is driven to rotate.

The invention discloses a method for rapidly judging the sensitization effect of an on-site mixed emulsion explosive. The method comprises the following steps: S1, a laboratory calibration stage: simulating an on-site sensitization process to prepare a calibrated explosive sample; the sampling device collects and calibrates explosive samples, the millimeter graduated scale is arranged above the sampling device, and the camera shoots and counts the number of bubbles; detecting the density and the detonation velocity, and establishing an incidence relation of bubble number-density-detonation velocity in the specified millimeter scale and a qualified range; s2, an on-site detection stage: calibrating a millimeter graduated scale, camera equipment and a sampling device which are consistent in specification in a laboratory; the sampling device collects an on-site explosive sample, the graduated scale is arranged above the sampling device, the camera shoots and counts the number of bubbles, and the sensitization quality is judged by comparing with a laboratory calibration association relationship. According to the invention, the problems of long detection period of a traditional laboratory, strong subjectivity of existing field detection and high requirement on professional level of detection personnel can be solved, and real-time, accurate and low-cost detection of field sensitization quality is realized.

The invention relates to the technical field of monitoring cameras, in particular to mixed emulsion explosive production security and protection monitoring equipment and system.The mixed emulsion explosive production security and protection monitoring equipment comprises a camera, the camera is rotationally connected to the lower portion of an awning, two electric push rods are installed on the top of the awning, and piston rods of the electric push rods penetrate through the awning and then abut against the top face of the camera; an elastic belt is fixed to the top face of the camera, the end of the elastic belt is fixed to the surface of the awning, a buckling groove is formed in one end of the awning, and connecting plates are fixed to the two sides of one end of the awning; the rain cover has the advantages that the rain cover can be used as a rain shielding structure, and the hanging installation function of the camera is integrated. Through the design of the catching groove and the connecting plate, a user can quickly install the equipment on a frame column or a wall surface in a factory building without an additional bracket or an additional installation structure, so that the installation process is simplified, and the installation cost is reduced.

The invention discloses a powdery emulsion explosive with eutectic inorganic salt as an internal phase and a preparation method, and relates to the technical field of powdery emulsion explosives, the powdery emulsion explosive comprises the following raw materials by weight: 90-110 parts of eutectic inorganic salt and 5-7 parts of a composite oil phase; wherein the eutectic inorganic salt is prepared by recrystallizing ammonium nitrate and sodium chloride. Ammonium nitrate and sodium chloride are combined in a recrystallization manner, so that sodium chloride is uniformly distributed in ammonium nitrate crystals in a lattice doping manner, a molecular-level dispersion effect is realized, and the flame inhibitor is more uniformly dispersed in an inner phase; secondly, the eutectic inorganic salt has a synergistic decomposition peak at 210-240 DEG C, and chloride ions are released in advance to interact with active groups generated by explosion; under the combined action of the two factors, sodium chloride is used as a flame inhibitor to play a role more effectively at the flame front, the flame temperature is reduced, and flame propagation is inhibited.

The invention relates to the technical field of emulsion explosive production equipment, in particular to a raw material mixing device for emulsion explosive production. The stirring tank is driven by the driving mechanism and the guide structure to axially move and circumferentially deflect at the same time, so that a dead zone of a flow field on the tank wall is broken; stirring blades are rotationally mounted on an outer rotating rod of the nested stirring shaft, and an inner adjusting rod converts axial displacement of the tank body into autorotation of the stirring blades through a linkage mechanism, so that stirring inertia is broken; and the ribs in the tank deflect along the circumferential direction to bring bottom sediments to a high position to be released. The three components cooperate to realize composite motion to cover a traditional stirring blind area, and the sedimentation rate approaches zero; dynamically adjusting the angle to eliminate the axial concentration gradient; and high-energy-consumption stirring is replaced by mechanical rotation. The device is particularly suitable for mixing water-phase raw materials of allowable emulsion explosives in coal mines, and solves the problem of non-uniform mixing of the raw materials in the production process of the emulsion explosives by reconstructing a'tank body-stirring 'dynamic relationship.

This invention relates to the technical field of emulsion explosive packaging, and more particularly to a processing device for emulsion explosives. A feeding pipe is located in the middle of the machine body, connecting to an external feeding device. A mounting plate is fixedly connected to the top of the machine body, and a cylindrical block is located at the bottom of the mounting plate. The lower end of the feeding pipe passes through the cylindrical block. Symmetrical sliding blocks are provided on the mounting plate, and clamping arc blocks are slidably connected to the sliding blocks. A bidirectional threaded rod is rotatably connected to the mounting plate, and the bidirectional threaded rod is threadedly connected to the sliding blocks. A dual-axis motor is mounted on the mounting plate, and the dual-axis motor is connected to the bidirectional threaded rod. This solution effectively solves the problem of powder splashing and scattering during existing powder bagging processes, ensuring the health of operators and meeting industrial production safety and environmental protection requirements. The dual-axis motor and bidirectional threaded rod drive the clamping arc blocks to clamp the pre-made bag opening, and in conjunction with a piston rod and air cylinder, inflates the airbag block, sealing the gap between the bag opening and the cylindrical block.

The invention discloses a safe-to-operate lubricating and resistance-reducing method for a bulk emulsion explosive conveying pipeline, which comprises the following steps: S1, a lubricating and resistance-reducing device is arranged at the feeding end of the bulk emulsion explosive conveying pipeline, the lubricating and resistance-reducing device comprises an inner ring and an outer ring which are coaxially arranged, and a sealing gap is formed between the inner ring and the outer ring; the surface of the inner ring is provided with a flow dividing groove extending in the axial direction. S2, sensitizing agents are pressurized and injected into the sealing gaps through a high-pressure plunger pump, and the sensitizing agents are evenly distributed through the flow dividing grooves and form a continuous lubricating film on the inner wall of the conveying pipeline; and S3, the emulsion matrix is conveyed to an inner ring channel of the lubricating and resistance reducing device, the emulsion matrix flows along the surface of the lubricating film, and layered conveying of the emulsion matrix and the sensitizer is achieved. The device has the advantages of being remarkable in resistance reduction effect, high in intrinsic safety performance, high in adaptability, stable in blasting quality, high in intelligent degree and the like.

The application discloses a kind of M type emulsion explosive multistage jet static emulsifier, by SK type static mixing pipe (1), SK type static mixing unit (2), first jet orifice plate (3), jet emulsion pipe (4), forward helical blade (5), second jet orifice plate (6), diaphragm pressure gauge (7), reverse helical blade (8), SV type homogenization mixing pipe (9), SV type homogenization mixing unit (10), pressure relief pipe (11) combination constitutes;Jet emulsion pipe (4) is two sections, first jet orifice plate (3), second jet orifice plate (6) are located respectively in the import of each section of jet emulsion pipe (4), forward helical blade (5), reverse helical blade (8) are respectively built-in in the export of each section of jet emulsion pipe (4).The application mixes forward, reverse mixing, jet shear, impact collision in one, with constant working pressure, emulsification quality is stable, production line safety is high, emulsification effect is good and the characteristics that product performance index is excellent.

The utility model relates to the technical field of emulsion explosive cartridge conveying, in particular to emulsion explosive cartridge conveying line material arranging equipment which comprises an angle adjusting mechanism, a bottom plate, a first conveying belt, a second conveying belt, a third conveying belt, an isolation plate, two adjusting plates, a two-way adjusting mechanism and a V-shaped plate. The angle adjusting mechanism comprises two angle adjusting discs, a mounting plate, a protection box, a reciprocating push rod and a rack plate, a resistance increasing pad is arranged above the angle adjusting discs, a rotating rod is arranged below the angle adjusting discs, a gear is arranged below the rotating rod, two through holes are formed in the mounting plate, and supporting seats are arranged in the through holes; when emulsion explosive cartridges are transversely conveyed to a second conveying belt from a first conveying belt and abut against the position between a partition plate and the second conveying belt, a reciprocating push rod pushes a rack plate back and forth to drive a gear to rotate, so that a rotating rod and an angle adjusting disc rotate back and forth, acting force is applied to the emulsion explosive cartridges above, and the angle of the emulsion explosive cartridges is changed; and normal conveying of emulsion explosive cartridges is guaranteed.

This utility model relates to the field of emulsion explosives technology and discloses a quantitative addition device for emulsion explosives, including a base, a mixing chamber fixed to the top of the base, a weighing component on the top of the mixing chamber, and a liquid conveying component and a solid conveying component respectively disposed on the right side of the top of the base. The weighing component includes a pair of support rods fixed to the top of the mixing chamber, a weighing module fixed to the top of the support rods, and a weighing chamber disposed between the two weighing modules. Connecting plates are fixed to both ends of the weighing chamber, and the bottom of the connecting plates is fixed to the top of the weighing modules. This utility model uses the liquid conveying component and the solid conveying component to transport solid and liquid ingredients to the inside of the weighing chamber, and then weighs the contents of the weighing chamber using the weighing module. This allows for quantitative control during the addition process. Compared to manual addition, this device is more efficient and easier to operate.

The invention relates to the technical field of explosive strip detection devices, in particular to an emulsion explosive strip detection device and method. According to the technical scheme, the medicine strip detection device comprises a conveying frame and a conveying mechanism, the conveying mechanism is arranged on the left side of the conveying frame and used for conveying medicine strips to a detection station, a frame body is fixedly installed on the portion, under a covering film, of the conveying frame, and the frame body is filled with detection liquid; and the adjusting mechanism is arranged on the covering film and used for extruding the medicine strips located on the upper side of the covering film into the frame body. By means of a moving plate and a clamping plate in the conveying mechanism, automatic conveying of to-be-detected medicine strips can be achieved, in the detection stage, by means of an arranged covering film and the magnetic attraction relation between magnetic strips and magnetic sheets on the outer wall of a corresponding extrusion plate, the medicine strips are completely wrapped to be prevented from being affected with damp in the density detection link, and the detection efficiency is improved. Detection steps are simplified, and detection efficiency is improved.

The utility model discloses a device for detecting the detonation velocity of on-site mixed emulsion explosive in a blast hole, and particularly relates to the technical field of explosive detonation velocity detection, the device comprises a first positioning ring and a second positioning ring, the two positioning rings with semi-ring structures are hinged through a rotating roller hinge and can be accurately positioned around the blast hole, a stable foundation is provided for explosive detonation velocity detection, and the explosive detonation velocity detection efficiency is improved. The first positioning ring is provided with a needle inlet hole, the second positioning ring is provided with a needle outlet hole, the axes of the two holes coincide, the aperture ratio of the two holes is three to one, a clear penetrating path is provided for a steel needle, and the detection precision is improved. A plurality of guide plates are encircled to form a cylindrical structure, so that the steel needle can be guided and subjected to posture control from different directions, the steel needle is ensured to advance along the axis, the device can adapt to steel needles with different diameters, the universality of the device is improved, the device is simple to mount and operate, and the assembly for measuring the detonation velocity of the emulsion explosive can be quickly completed.

The utility model relates to the technical field of emulsion explosive production, in particular to a heat preservation and temperature rise system for an integrated liquid oil phase of an emulsion explosive, which comprises a tank truck, an emulsifier, an integrated liquid oil phase storage tank, an air source heat pump water heater, a hot water storage tank and a controller, a discharging port of the tank truck is communicated with a feeding port of the integrated liquid oil phase storage tank through a feeding pipe I. A feeding pump I and a feeding valve I are installed on the feeding pipe I. The feeding pump I is located between the feeding valve I and the integrated liquid oil phase storage tank. A discharging port of the integrated liquid oil phase storage tank is communicated with a feeding port of the emulsifier through a feeding pipe II. A feeding pump II and a feeding valve II are mounted on the feeding pipe II; the problems that in an existing oil phase preparation technology, due to the fact that a solid-state integrated oil phase provided by a steam heating supplier is adopted, an emulsifying agent is degraded at high temperature, manual operation is inconvenient, and the matching accuracy is difficult to control due to the fact that the oil phase is automatically prepared in a production area are solved.