92results about "Detonators" patented technology

The invention discloses a method and device for automatically grabbing detonators. A device for grabbing the detonator is arranged on a middle blocking production line or an opening closing production line of the detonator; a group of expansion heads are arranged at the bottom of the device; the opening of the detonator is expanded and clamped by the expansion heads through the lifting of a cylinder control device and the deformation of the expansion heads to realize the purpose that the detonator is automatically taken out from a detonator filling mould. In the invention, the expansion heads controlled by machinery are adopted, and the opening of the detonator is expanded and clamped after the expansion heads are deformed, so that the detonator is automatically taken out from the detonator filling mould. A plurality of expansion heads are arranged at the same device, thus a plurality of detonators can be taken out by one device at one time, thereby greatly improving the production efficiency. The method provided by the invention is simple; and the adopted device is easy to manufacture, and has a good using effect.

The invention discloses a silver azide in-situ charging method based on ink-jet printing, and belongs to the technical field of energetic material charging. According to the ink-jet printing method, sodium azide printing ink and a silver salt solution are prepared respectively, the surface tension and viscosity of the sodium azide printing ink are adjusted through a binder and a surfactant, the surface tension and viscosity of the silver salt printing ink are adjusted through the mass ratio of ethylene glycol to water, sodium azide and silver salt are printed in sequence, and silver azide is obtained through an in-situ reaction. According to the method, the initiating explosive can be printed on the medium in situ, complete hand-free operation is achieved in the charging process, and danger in the manual silver azide charging process is avoided.

A method of assembling a primer for a firearm cartridge including the steps of providing a primer cup including a cup base with a circular sidewall extending perpendicularly upward from a perimeter edge thereof, to a rim. Providing an anvil having an anvil base and pressing the anvil into the primer cup with the anvil base spaced apart from the cup base to form a primer gap therebetween. Providing a slurry including a primer composition and a carrier liquid and introducing a controlled volume of the slurry into the primer cup over the anvil. Drying the slurry in the primer cup to remove the liquid carrier and leave a deposit of the primer composition in the primer gap.

Embodiments of the disclosure are directed to a shock initiation system for initiating shock in a shock tube for demolition. In some embodiments, the shock initiation system comprises a reusable discharge unit and a replaceable shock initiation platform. The reusable discharge unit may comprise a power source, a timer, a switch, and user inputs and may function to store a time, countdown the timer, and generate and transmit an electrical energy to the replaceable shock initiation platform. The shock initiation platform may receive the electrical energy from the discharge unit overpowering a resistor disposed on the shock initiation platform. The resistor may then detonate providing an initiation shock to a proximally disposed shock tube, thereby initiating shock in the shock tube.

The invention discloses a boron-based delay powder and preparation thereof, and the boron-based delay powder taking attapulgite powder as one of raw materials is high in delay precision and good in thermal stability.

The present invention relates to a packing machine (1) for packing igniters (2), wherein the igniters (2) are delivered in an igniter box (3) directly from igniter production and are inserted with the igniter box (3) in the packing machine (1), comprising: a receiving device (6) into which the igniter box (3) can be inserted in a first plane, a feed device (18) which is arranged in a second plane and which has a plurality of spaced-apart channels (19) into which the individual igniters (2) can be fed gravimetrically from the igniter box (3), and a driver (20) via which the igniters (2) fed into the individual channels (19) can be received and transported along the channels (19) into a packing container (21).

The present invention discloses a device for dipping electronic detonators' electronic ignition elements, comprising a frame, on which are provided a first rotating conveyor platform, a second rotating conveyor platform, a return conveying mechanism, a first drying conveying mechanism, a second drying conveying mechanism, a dipping mechanism, a dipping mechanism, a dipping mechanism, a dipping mechanism, and a first manipulator. The first rotating conveyor platform, the return conveying mechanism, and the second rotating conveyor platform are sequentially arranged along a first direction; the first drying conveying mechanism and the second drying conveying mechanism are located on the same side of the frame, and both convey in a second direction perpendicular to the first direction; the first drying conveying mechanism is used to dock with the first rotating conveyor platform, and the second drying conveying mechanism is used to dock with the second rotating conveyor platform; the first manipulator is arranged corresponding to the first rotating conveyor platform. A single device for dipping electronic detonators' electronic ignition elements can selectively perform one or more dipping operations as needed, has extremely strong flexibility, can reduce the number of dipping devices set up in a production line, and save equipment purchase costs.

The invention discloses a low-energy laser combustion improver and a safe ignition method. The combustion improver comprises the following raw materials in percentage by weight: 1-5wt% of phosphorus-containing ligand, 3-8wt% of sulfur-containing ligand, 1-3wt% of metal nickel salt, 1-5wt% of accelerant and the balance of organic solvent. The invention provides a low-energy laser combustion improver and a safe ignition method, the low-energy laser combustion improver can ignite an object to be ignited through low-energy laser at a certain interval at a lower environment temperature, so that the ignition safety of explosives is improved, and the low-energy laser combustion improver can also be used in activities such as performance, magic and celebration; the combustion improver is simple and easy to prepare, free of tedious procedures and harsh conditions, capable of being prepared in an amplified mode, convenient to industrialize, relatively low in price and suitable for popularization.

The utility model relates to a taking and transferring device for initiating explosive device powder. The taking and transferring device comprises a powder feeding displacement mechanism, a powder carrying and transferring mechanism, a powder weighing mechanism and a powder bin. The medicine powder feeding displacement mechanism is arranged on the lower side of the medicine bin and used for changing the positions of the medicine bin between the temporary storage position and the working position and also used for sweeping the medicine powder located at the bottom to be flat while driving the medicine bin to rotate. The medicine powder carrying and transferring mechanism is arranged on one side of the medicine powder feeding displacement mechanism in parallel and used for sucking the medicine powder in the medicine bin and injecting the medicine powder into the medicine powder weighing mechanism. The medicine powder weighing mechanism is located on one side of the medicine powder feeding displacement mechanism and used for weighing the injected medicine powder. A plurality of groups of pits with the same diameter and different depths are formed in the bottom in the medicine bin and are used for accommodating medicine powder. The weight of taken medicine powder can be accurately controlled, the medicine powder can be stably and rapidly transferred after being taken, workers do not need to dig the medicine powder through tools, safety and efficiency are achieved, and the medicine powder weight control consistency is high.

The invention discloses an automatic detecting and screening device for basic detonators, which belongs to the technical field of basic detonator production and comprises a rotary detecting device, a tube retreating and floating powder wiping device and a waste rejecting device which are connected through a conveying frame. A filling mold and a transfer mold which are used for accommodating a basic detonator are transported in the transportation frame. The basic detonator is detected through the visual detection device, and the explosive height in the basic detonator is detected in batches through the explosive height detection devices arranged at intervals; the safety guarantee is provided for the operation of the follow-up process through the tube withdrawing floating explosive wiping device, and meanwhile, a filling mold for filling a basic detonator is replaced with a transfer mold in the process, so that the packaging and packing step in the follow-up process is facilitated; unqualified products are removed and replaced through the waste product removing device, and the qualified rate of final finished products is guaranteed; the device is high in detection and screening efficiency, and continuity of a detection and screening production line is not affected in the whole process.

The present application discloses a detonator demolding and bundling device and method. A jig is placed at the demolding station, and detonators are placed on the jig. The detonator gripping device grabs the detonators from the jig at the demolding station and transports the detonators to the bundling station. The flipping device receives the detonators conveyed by the detonator gripping device and flips the main body of the detonator towards the direction of the leg wires of the detonator, and flips the wire clips of the detonator towards the direction of the leg wires; the bundling device grabs the binding wires on the binding wire conveying device and drives the binding wires to bundle the detonators; so as to complete the separation of the detonators from the jig and bundle the detonators. Compared with manual demolding and bundling, the detonator demolding and bundling device and method of the embodiments of the present application can improve production efficiency and save labor force.

The utility model discloses a tube taking device for a basic detonator, which comprises a tube taking device and a filling mould provided with the basic detonator, filling mould material placing holes used for accommodating the basic detonator are arranged in the filling mould at intervals, the tube taking device comprises a tube collecting device movably arranged at the upper end of a charging platform, and a tube jacking device is arranged at the lower end of the charging platform. All basic detonators in the filling mold can be taken out at a time, the original arrangement state of the basic detonators in the tube collecting device is kept through the tube collecting box, the tube collecting device can be conveniently and rapidly matched with the ejector pin to collect the basic detonators by controlling the movement switching of the limiting switching plate, and the tube taking efficiency is high.

The invention discloses a copper azotetrazolyl, a composition containing the copper azotetrazolyl, a preparation method and an application thereof. The preparation method of the copper azotetrazolyl creatively adopts solid mixed raw materials and directly generates the composition containing the copper azotetrazolyl in situ by controlling the temperature, relative humidity and other conditions of the reaction environment.

To provide an electric ignition tool for firework which inhibits flame from extending far behind the ignition tool upon ignition of the electric ignition tool, and has an improved inflammation character with respect to an explosive device for inflammation and a blasting-off explosive.SOLUTION: An electric ignition tool for firework is fixed on an inflammation explosive device for ignition or fixed directly on a blasting-off explosive, so as to be used for igniting the firework, and comprises: an igniter holding cylindrical body made from a resin material or a rubber material; igniter in a powder or particle state; and a plug with a bridge circuit, which plugs the igniter holding cylindrical body to transmit ignition energy, and through which a lead wire is disposed. Therein: the igniter holding cylindrical body is fixed on the plug with the electric circuit such that the electric circuit and the igniter contact closely, the igniter holding cylindrical body has a structure being bottomed with a vicinity of a bottom plate part and / or a peripheral side wall part being caused to explode by an ignition power; the igniter is a composition including metal oxide, a single metal reductant agent, and boron.SELECTED DRAWING: Figure 2

The utility model relates to the technical field of electronic detonator production, and discloses an electronic detonator automatic explosive dipping device which comprises a workbench, vertical rods are symmetrically arranged at the two ends of the workbench, synchronous wheels matched with each other are arranged between the vertical rods, any vertical rod is provided with a motor for driving the synchronous wheels to rotate, and the motor is connected with the workbench. A synchronous wheel is arranged on the workbench, a synchronous belt is wound on the synchronous wheel, a plurality of fixing devices are uniformly arranged on the synchronous belt, a medicine storage barrel which can move up and down and is matched with the fixing devices is arranged at the bottom of the workbench, and baking lamps which are matched with the fixing devices and are symmetrically arranged are arranged on the workbench. Compared with the prior art, the utility model has the advantages of high production efficiency and simple production steps.

This invention discloses a permissible electronic control module for coal mines, along with its testing and manufacturing methods. The method includes coding, a first test, and a second test. The first and second tests involve multiple testing items, such as communication ID confirmation, duplicate code detection, resistance detection, current testing, ignition capacitor detection, bridge wire detection, low-voltage detonation testing, high-voltage detonation testing, delay accuracy testing, and diode testing. This invention performs multi-angle testing on the electronic control module, resulting in more precise and detailed testing methods that prevent accidental detonation. The measurement of delay accuracy ensures instantaneous detonation response during detonation, improving product safety. A glue-filled coating is added to the electronic control module to effectively protect and fix components and soldered parts, preventing loosening or detachment under external forces and avoiding interference from external moisture, dust, and static electricity. This electronic control module can be efficiently manufactured through processes such as surface mount technology (SMT), reflow soldering, and encapsulation, resulting in high efficiency.

The present invention relates to a single-capacitor electronic detonator (10) comprising an initiation means (11), an electronic control means (16), a single energy storage capacitor (15) designed to supply energy to the electronic control means (16) and the initiation means (11) when the single-capacitor electronic detonator (10) is ignited, and a means (13) for connecting to an energy source (12) for supplying energy to the single energy storage capacitor (15). The single-capacitor electronic detonator further comprises means (18) for clipping the voltage between the terminals of the single energy storage capacitor (15) to a voltage lower than the non-ignition voltage value (Ua) of the initiation means (11), and voltage regulation means connected to the means (13) for connecting to the energy source (12) and suitable for limiting the output voltage to a voltage lower than the non-ignition voltage value of the initiation means. The present invention also relates to the use of an ignition system that improves safety when using a single-capacitor electronic detonator (10).

The invention relates to a gene gun which is provided with an accelerator module. And an accelerator module coupled to the initiator module and generating supersonic waves by means of the subsonic waves generated by the initiator module. The supersonic wave delivers the particles to cells within the tissue. The accelerator module may include a detonation-detonation transition material and a detonation output material. An example of the detonation-detonation transition material is 5-nitrotetrazole cuprous (I). Other examples of the detonation-detonation transition material are lead azide. An example of the detonation output material is pentaerythritol tetranitrate (PETN).

The invention discloses a method for producing ecological primary explosive - basic bismuth(III) salt of 5,5 '-bis-azotetrazole and its using in ecological mixture for primer compositions of ammunition.

The utility model discloses automatic detonator charging equipment which comprises a bottom plate, a detonator shell conveying rotary table, a detonator shell conveying rotary table and a detonator shell conveying rotary table. A tube shell tray storage system, a shell tray taking and placing module, a shell carrying module, an NG material collecting system, a medicine disc tray storage system, a medicine disc taking and placing module, a medicine disc carrying module, a medicine pouring system, a medicine pressing system, a medicine height detection system and a medicine hopper cleaning device are arranged on the outer side of the tube shell conveying rotary disc. The detonator shell is placed on the detonator shell conveying rotary disc through the shell material disc taking and placing module to achieve station conversion, so that automation of charging, pressing, height measuring, mold wiping and mold withdrawing in the detonator shell is achieved, a closed machine box is installed in the circumferential direction of the bottom plate, and the problems that in the prior art, the production efficiency is low, and the production cost is low are solved. The product precision is difficult to guarantee; and hidden dangers exist in the safety of operators.

In an embodiment, a photoinitiation apparatus includes: a set of illumination sources or elements configured for outputting optical energy; a body structure having a proximal body structure portion confining a proximal volume of explosive medium, an intermediate body structure portion confining an intermediate volume of explosive medium, and a distal body structure portion confining a distal volume of explosive medium, wherein the proximal volume of explosive medium is optically coupled to portions of the first volume of explosive medium, at least one of the proximal volume of explosive medium and the distal volume of explosive medium is a tertiary explosive medium, and (a) the body structure does not carry a primary explosive composition and does not carry a secondary explosive composition, and / or (b) each of the proximal, intermediate, and distal volumes of explosive media has an initiation sensitivity that is less than cyclotrimethylenetrinitramine (RDX) based explosive compositions.

The utility model discloses a basic detonator single-shot vacancy automatic detection device, which comprises a first reciprocating driving mechanism and a vertical plate, a product carrier is fixed at the driving end of the first reciprocating driving mechanism, the vertical plate is arranged beside the first reciprocating driving mechanism, a second reciprocating driving mechanism is fixed on the vertical plate, and the second reciprocating driving mechanism is fixed on the vertical plate. A displacement sensor is fixed to the driving end of the second reciprocating driving mechanism, and the lower end of the displacement sensor is connected with a conductive measuring rod. According to the basic detonator single-shot vacancy automatic detection device, an operator does not need to be in direct contact with a detonator medicament, the safety is good, the automation level of basic detonator vacancy detection is also greatly improved, and the product quality is ensured.

The utility model discloses an automatic turning primer shell die-filling tool which comprises a horizontally-placed lower passing plate and an upper passing plate arranged on the top face of the lower passing plate, the upper passing plate can horizontally and linearly slide on the top face of the lower passing plate, a plurality of upper passing plate holes vertically penetrating through the upper passing plate are formed in the upper passing plate, a plurality of vertical lower passing plate holes are formed in the lower passing plate, and the upper passing plate and the lower passing plate are arranged on the lower passing plate. The positions of the lower plate passing holes are in one-to-one correspondence with the same direction sides of the upper plate passing holes. According to the utility model, the preset requirement that a plurality of primer shells are all subjected to mold filling in a posture with upward openings can be realized at one time.

The present invention discloses a base detonator transfer die device and a transfer die machine, which include a first runner base assembly and a second runner base assembly. The first runner base assembly includes a first runner base and a first opening and closing assembly. The first runner base is provided with a plurality of first through holes extending in the up and down direction. Each first through hole is used to receive the base detonators in the mold to be transferred. Each first through hole includes a first upper orifice and a first lower orifice. The first opening and closing assembly includes a first opening and closing plate and a first driving assembly. The first driving assembly is used to drive the first opening and closing plate to move so as to close or open the first lower orifice of each first through hole. The second runner base assembly includes a second runner base and a second opening and closing assembly. The second runner base is located below the first runner base. The base detonator transfer die device of the present invention can reduce the dropping height of the base detonators during the transfer process of the base detonators, and improve the safety factor of the transfer process.

This utility model proposes an electronic detonator assembly control system, including a housing, an injection hole, and a mounting bracket. An electric telescopic rod is mounted on the mounting bracket, and a T-shaped rod is mounted on the output end of the electric telescopic rod. A sleeve is fitted over the T-shaped rod. A sealing cover is fixedly mounted at the bottom of the mounting bracket. A partition divides the original injection hole into two parts. A measured amount of waterproof adhesive is injected using an injection head. The waterproof adhesive enters the waterproof cavity from one side, while the other side ensures air escapes. This makes the injection process more stable and efficient, while also preventing gas residue inside and reducing the defect rate. Furthermore, the partition is made of stainless steel with a smooth surface that does not adhere to the waterproof adhesive, allowing for repeated operation over a long period.

There is provided a composition and method of deposing an initiatory composition, said composition, comprising a:(i) a nanothermite suspension of a metal (M) oxide and a metal (M′) in a solvent, wherein the average particle size of the metal (M) oxide and a metal (M′) is less than 1000 nm, provided that (M)≠(M′),(ii) wherein said nanothermite suspension comprises a charging reagent comprising a reagent capable of forming a stable complex with each of the metal (M) oxide and the metal (M′), to from a metal (M) oxide complex, and a metal (M′) complex that have the same electrostatic charge, such that said metal (M) oxide complex and a metal (M′) complex repel each other in said suspension, wherein the admixture of the binder, nanothermite suspension charging reagent, has been caused to be mixed under Resonant Acoustic Mixing to provide a stable suspension of a nanothermite complex.

The accelerator module is connected to the initiator module and generates supersonic waves through the subsonic waves generated by the initiator module. The supersonic waves deliver particles to cells in the tissue. The accelerator module can include a deflagration-detonation transition material and a detonation output material. An example of a deflagration-detonation transition material is 5-nitrotetrazolyl copper (I). Another example of a deflagration-detonation transition material is lead azide. An example of a detonation output material is pentaerythritol tetranitrate (PETN).

The utility model provides a detonator used for being matched with a detonating bomb and a detonator feeding device, and belongs to the field of detonator storage and transportation. The detonator is used for solving the problems of no elastic layer on the surface of the detonator, infirm leg wire connection and difficulty in mechanical installation in the prior art. Specifically, the detonator comprises a detonator body, a leg wire, a buffer layer and a pressing ring, the leg wire is inserted into the tail end of the detonator body, the buffer layer sleeves the surface layer of the detonator body, the tail end of the detonator body is provided with an annular groove, one end of the compression ring compresses the tail end of the detonator body and is clamped into the annular groove together with the buffer layer, and the other end of the compression ring is fixedly connected with the leg wire led out from the tail end of the detonator body. The detonator feeding device can be suitable for mechanical installation, the buffer layer is arranged on the surface of the detonator, friction force can be increased, the buffer function can be achieved, and the detonator feeding device can transfer the detonator through extrusion rolling. At the tail end of the detonator, the leg wire and the buffer layer on the surface layer of the detonator are pressed by the pressing ring, so that the leg wire is not easy to fall off and has better strength.

The utility model relates to the technical field of detonator production, in particular to a conveying device for detonator production, which comprises a conveying platform, a supporting rod is fixedly mounted at the bottom of the conveying platform, a supporting seat is fixedly mounted on the left side of the conveying platform, and a feeding box is fixedly mounted at the top of the supporting seat. And a working mechanism is arranged at the top of the conveying platform. According to the conveying device for detonator production, the feeding box is arranged at the top of the conveying platform, due to the fact that a rubber soft cushion is laid in the feeding box, excessive friction generated when detonators roll in the feeding box can be avoided, a metal plate is isolated through the rubber soft cushion, the static condition is avoided, and due to the fact that a soft cushion is arranged in a containing block, the detonators can be prevented from being damaged. When the detonator falls into the storage block, the pressing plate presses downwards to enable the spring to be compressed and deformed, and impact caused by falling of the detonator can be counteracted under the elastic counter-acting force of the spring, so that the detonator is prevented from being detonated in advance due to friction and impact.