55 results about "Explosive power" patented technology

The invention relates to the technical field of power supply structures, in particular to a mining flame-proof power supply assembly which comprises a flame-proof box composed of a box body and a box cover, a plurality of flame-proof chambers arranged in the box body and battery pieces installed in the flame-proof chambers. By adopting a mode of separating a plurality of battery pieces, independent explosion-proof processing can be performed on each battery piece, so that mutual interference of the plurality of battery pieces is avoided, even if one battery piece explodes, other battery pieces are not influenced, property loss is reduced, explosive power is reduced, explosion isolation work is simpler, and the explosion isolation efficiency is improved. Meanwhile, by means of the mode that the control unit is disconnected with the battery pieces, explosion can be effectively avoided, and the working effects of explosion prevention and explosion interference are achieved.

The utility model discloses a novel golf ball which comprises an inner core layer, a first covering layer and a second covering layer which are sequentially arranged from inside to outside. A plurality of uniformly distributed elastomers are also arranged between the inner core layer and the first covering layer or between the first covering layer and the second covering layer; a cavity is formed in each elastic body, and the cavities are filled with gas, so that the elastic bodies have elasticity. According to the novel golf ball, the elastic bodies filled with the gas are arranged in the novel golf ball, so that pressure and elastic force can be generated in the elastic bodies, the elasticity and the speed of the novel golf ball can be greatly enhanced when the novel golf ball is hit, and the novel golf ball is higher in explosive power, better in rotation performance and stability and more attractive in appearance. And the resistance is also obviously improved.

The invention provides a fry adaptive domestication system and method based on multidirectional flow impact exercise, and relates to the technical field of fishery breeding, the system comprises three-section domestication pool bodies, the domestication pool bodies are detachably connected through flange plates, the bottom of each domestication pool body is fixedly connected with a supporting column, the upper portion of each supporting column is fixedly connected with a supporting seat, and the supporting seat is fixedly connected with the bottom of the corresponding domestication pool body. A motor is arranged on the upper portion of the supporting seat, a third bevel gear is fixed to the output end of the motor, and a connecting assembly facing the side wall of the domestication pool body in the radial direction is meshed with the third bevel gear. The invention provides a multi-directional flow impact training structure, which enables the fry to swim back and forth, turn and avoid and the like in radial, annular and spiral flow, the caudal peduncle muscle fiber density is improved by 20-30%, the swimming speed is improved by 40% compared with that of the traditional domesticated fry, the anti-countercurrent ability intensified training in the three-dimensional space of the fry is realized, and the endurance, explosive power and turning flexibility of the fry are improved in a balanced manner.

An explosive power trainer for badminton training is characterized by comprising a handle, a sliding rod, at least one sliding block and a limiting block, one end of the sliding rod is connected to the handle, the sliding rod is sleeved with the sliding blocks, the limiting block is connected to the other end of the sliding rod, and when a racket is correctly swung, the rigid sliding blocks and the rigid limiting block are swung to collide with each other through impact faces so as to generate sound. A structure for installing electronic elements for information feedback is omitted, cost can be saved, real impact feeling can be achieved, a trainer can visually feel the racket swinging effect, the trainer can conduct adjustment according to the last racket swinging action so as to achieve the purpose of correctly swinging the racket, the racket swinging force can be gradually improved after the racket swinging action is correct, and the racket swinging effect is improved. Therefore, explosive power training can be carried out, correct and effective guidance is provided for an output mode when a trainee swings the racket, and the effect of training explosive power is achieved.

The invention discloses an impact device, belongs to the technical field of engineering machinery, and aims to solve the problem that downward impact force and impact speed of an external impact component of the engineering machinery do not have explosive force. Comprising a cylinder body and a piston rod, a positive integer of cavities are formed in the cylinder body, a positive integer of piston blades are arranged on the piston rod, the peripheries of the positive integer of piston blades are in one-to-one corresponding sliding sealing fit with the inner circumferential walls of the positive integer of cavities, and the end walls of the two ends of each cavity are in sliding sealing fit with the piston rod. The piston blades divide the corresponding cavities into closed upper gas cavities and lower gas cavities, gas media are arranged in the upper gas cavities and the lower gas cavities, the upper ends of the piston rods extend out of the cylinder body and are connected with the lifting mechanism, the lifting mechanism circularly lifts and separates the piston rods, and the lower ends of the piston rods extend out of the cylinder body. When the piston rod is lifted by the lifting mechanism, the gas medium in the upper gas cavity is compressed, and energy is accumulated, so that the explosion effect of downward impact can be obtained when the piston rod is separated from the lifting mechanism.

The invention relates to a detonating tool performance detection device and method based on the dynamic response characteristics of a burst plate. The device comprises a base, the burst plate, a supporting ring, a manual trigger switch, a wire, a detonating tool and a positioning rope. Through holes distributed in a matrix manner are formed in the surface of the base; the supporting rings are coaxially and fixedly connected to the tops of the through holes correspondingly. The bursting plate is arranged at the top of the supporting ring; the primer is arranged at the top of the bursting plate; the two sides of the top of the primer are connected with the two sides of the bursting plate through positioning ropes correspondingly. And the detonators are respectively connected to the manual trigger switch through leads. The method comprises detection preparation; simulating detonation; carrying out multi-dimensional observation; performance quantitative evaluation; and recording a result. According to the invention, on-site rapid evaluation of key parameters such as explosive power and shock wave characteristics of the primer can be realized through dynamic response characteristic analysis of the burst plate under the action of the explosive load.

The utility model relates to the technical field of pen wielding auxiliary tools, in particular to a pen wielding resistance trainer. The device comprises a positioning plate, and an anti-resistance mechanism is assembled on the inner side of a fixed cylinder. Through the structural design of the anti-resistance mechanism and the direction adjusting mechanism, the direction can be changed, anti-resistance training can be carried out on strokes in different directions, autonomous power generation and explosive power of the hand can be exercised, a practicer can form muscle memory for power generation in each direction, the stroke power generation skill is mastered, and the training efficiency is improved. Through the structural design of the auxiliary limiting mechanism, the device can adjust the direction of the fixed cylinder, so that a main arrow on the fixed cylinder can correspond to a first direction indication arrow, and a user can conveniently perform decomposition resistance exercise on horizontal, vertical, left-falling and right-falling point lifting hooks. Meanwhile, the pen wielding device is small and flexible in size, can be adjusted in multiple directions and multiple angles to exercise pen wielding force of the hand, and enables writing to be easier.

The invention relates to the technical field of robots, provides a leg robot with an energy storage function and spare wheels, and remarkably improves the explosive power of the leg robot by introducing a bionic muscle energy storage device and simulating the energy storage and release process of biological muscles. When the robot needs to surmount obstacles or jump, the bionic muscle energy storage device can quickly release stored energy and cooperatively work with the joint power driving assembly, and extra instantaneous power support is provided for the robot. Due to the synergistic effect, the robot can easily cross higher obstacles, and a farther jumping distance is achieved.

The utility model discloses a flat wire hub motor, and relates to the field of electric vehicle hub motors, the flat wire hub motor comprises a rotor assembly and a flat wire stator assembly, the rotor assembly comprises a hub arranged on the outermost ring, a plurality of magnetic steels are uniformly arranged on the inner wall of the hub, two ends of the hub are respectively provided with a magnetic conductive ring, and the magnetic conductive rings are arranged on the periphery of the hub. The magnetic conductive rings are located at the edges of the two ends of the magnetic steel, and the flat wire stator assembly is arranged in the rotor assembly. One end of the motor support is provided with a disc brake end cover, the other end of the motor support is provided with an end cover, and the surface of the end cover is provided with an outgoing line. By adopting the flat wire hub motor stator structure, the slot fullness rate of the motor can be improved, the current density can be reduced, the overload capacity of the motor can be improved, the temperature rise can be reduced, and the explosive power of an electric vehicle can be improved. According to the utility model, the slot fullness rate and the winding rigidity can be improved, thereby reducing the winding loss, reducing the temperature rise of the motor, improving the explosive power of the motor and reducing the vibration noise.

This invention discloses an integrated device and method for testing balance and explosive power, belonging to the field of sports physiology testing and sports equipment technology. The device includes a main body, a pedal fixed to the main body, a partitioned pressure sensor array disposed below the pedal, and a central processing unit. The pressure sensor array is physically divided into independent left-foot and right-foot sensing areas. The central processing unit is configured with two testing modes: in the explosive power testing mode, the vertical jump height of the test subject is calculated based on the free-fall formula by accurately capturing the time interval between the disappearance and reappearance of the pressure signal; in the balance testing mode, the test subject's balance ability is comprehensively evaluated by monitoring the signal triggering and persistence status of the two sensing areas and combining the stability analysis of the pressure signal during single-leg standing. This invention achieves a high degree of hardware and functional integration for two physical fitness tests, featuring accurate measurement, simplified process, and intelligent management.

The application provides an explosive formula optimization design method and system based on a unified criterion and a medium, relates to the field of explosive formula design, and establishes an explosive power unified criterion based on a typical target, a typical target damage mode, a blast distance and a water depth through numerical simulation calculation, so as to guide the optimization design of the explosive formula according to the criterion. The explosive formula optimization design method and system based on the unified criterion have important guiding significance for more accurate and rapid explosive formula design for damage targets.

The invention discloses a use method of a large-stick fitness facility. The invention provides a method for training the technology and strength of football shooting with one foot near by adopting a big stick fitness facility. According to the method, a large stick is pressed downwards by means of the large stick serving as a medium by two-hand explosive force, and a pair of crossed explosive force with the same acting force and opposite directions is formed by kicking the large stick towards the upper front direction together with feet and legs, so that the body is kept balanced; therefore, the technology (including body balance) and strength of football shooting by one foot can be practiced. Due to the fact that the large stick is only equal to the length of two arms, the large stick is held in two hands all the time, exercise can be conducted in situ, the situation that a football needs to be kicked out and needs a large site is avoided, and therefore a football enthusiast can exercise the technology (including body balance) and strength of playing the football with one foot nearby anytime and anywhere.

The invention relates to the technical field of target damage assessment, in particular to a building component explosion damage rapid calculation method based on uncertainty quantification, and the method comprises the steps: obtaining explosive power field parameters according to the proportional distance from the explosion center to the center of a component, the standard deviation of the shock wave overpressure peak value of an explosive and the standard deviation of the specific impulse; obtaining component size and material characteristic parameters according to the standard deviation of the size of the building component and the standard deviation of the material characteristic; obtaining an average damage result of the component according to the explosive power field parameter, the component size and the material characteristic parameter; and obtaining a building component damage probability density distribution function according to the average damage result. The method has the advantages that random factors such as explosive power fields, building structure sizes, material uncertainty and explosion source positions are quantified, building component explosion damage rapid calculation based on uncertainty quantification is achieved, and probability distribution of damage results can be given.

The present application relates to a kind of automatic reset type elastic load trainer for explosive force training, including including rack, counterweight load unit and pulley transmission unit, the rack is portal frame structure, by left vertical column, right vertical column and the connecting beam fixedly connected to the top of two columns, the column body of left vertical column and right vertical column is evenly arranged with several positioning adjustment holes along vertical direction.The automatic reset type elastic load trainer for explosive force training, device is equipped with counterweight type pulling force training interface and height-adjustable push training interface simultaneously, can cover upper limb pulling force, upper limb thrust, lower limb drag, whole body coordinated explosion and multiple training projects, a device replaces multiple single-function training equipment, without switching equipment can complete whole body explosive force training, greatly improve training continuity and training efficiency, while saving space, reduce venue equipment procurement and maintenance cost.

The invention discloses a method for testing the maximum strength and explosive power of upper limbs, which comprises the following steps: a subject lies on the back or prostrate on a bench press and bench pull training device, continuously keeps a quiet state, measures and records the initial pressure of the bench press and bench pull training device in the quiet state, and records the initial pressure as quiet weight; the subject lies on the back or prostrate to carry out a bench press or bench pull test on the bench press or bench pull training device, and the training pressure of the bench press or bench pull training device in the bench press or bench pull process is measured and recorded; when the training pressure reaches the triggering pressure, a first data point with the training pressure smaller than or equal to the silent weight calibration pressure is searched forwards to serve as a force generation starting point; and obtaining indexes for evaluating the maximum strength and explosive power of the upper limbs based on the recorded training pressure. According to the invention, a bench press or bench pull test with equal-length strength is adopted, the power value of the bench press or bench pull action of the upper limb is acquired, and the dynamically acquired power value is processed to obtain the index for evaluating the maximum strength and explosive power of the upper limb.

The utility model discloses a racket with a good damping effect, which comprises a racket frame, a racket handle and racket threads penetrating through the racket frame, one end of the racket handle is provided with two connecting arms extending towards two sides, one end of each connecting arm far away from the racket handle is connected with the racket frame, so that a hollow area is formed between the racket frame and the two connecting arms, each connecting arm is provided with a through hole, and the through holes are communicated with the racket frame. According to the badminton racket, the damping blocks are installed on the two connecting arms of the badminton racket, so that the stability and the ball hitting accuracy of the badminton racket are greatly improved, vibration generated during ball hitting is effectively reduced, the wrist of an athlete is effectively protected, the ball hitting accuracy and explosive power are improved, the ball hitting stability is improved, and the badminton racket is convenient to use. And moreover, the grip comfort is greatly improved after the ball is hit.

This invention relates to the field of shoe sole material technology, specifically to a high-elasticity, wear-resistant tennis shoe sole material and its preparation method, comprising the following steps: weighing raw materials according to the following weight parts: EVA 45-55 parts, SEBS elastomer 20-30 parts, natural rubber 10-15 parts, additive modifier 8-12 parts, filler 5-8 parts, crosslinking agent 1.5-2.0 parts, AC foaming agent 0.8-1.5 parts, lubricant 0.6-1.0 parts, antioxidant 0.5-0.8 parts, and silane coupling agent 2-5 parts. This invention uses EVA as the base material, combined with SEBS elastomer and natural rubber. The synergistic effect of these three components significantly improves the elasticity and toughness of the sole material, meeting the needs of landing cushioning and explosive power enhancement in tennis. The silane coupling agent KH560 can improve the compatibility between the raw material components, enhance interfacial bonding, prevent component delamination, and improve the overall performance stability of the material.

In conventional air defense systems, missiles are mainly used, and in rock excavation for tunnel construction, dynamite is mainly used. These methods utilize the explosive force of gunpowder when destroying an object, but it is necessary to use a large amount of gunpowder, and a more efficient method has been required from the viewpoint of reducing the cost burden.SOLUTION: The same work effect as a conventional missile or dynamite can be obtained by a method using the penetration force (shock wave) of a current without using the explosive force of gunpowder which is the energy action of the missile or dynamite. The method of using a current as a substitute for gunpowder is a method of using a physical action of a positive charge and a load of electric energy (electrons) or light energy (light particles). Since the positive charge and the negative charge have the same characteristics as the N pole and the S pole of the magnet, the discharged current is induced using the light energy that is easy to control, so that the current is applied to an object to obtain an effect of replacing gunpowder. The problem is solved by this method.SELECTED DRAWING: None

An explosive power generator for badminton training comprises a handle and a loop bar, a push block and a sound device are arranged in the loop bar, the sound device is used for generating sound after being pushed by the push block, a trainer can swing the loop bar while simulating racket swinging actions through the handle, and the loop bar stays in the air after racket swinging is completed. At the moment, the push block in the sleeve rod moves upwards due to the centrifugal effect so as to press the push piece, so that the push piece overcomes the elastic force of the pressure spring and impacts the impact block to make a sound, and the push block can have enough kinetic energy to overcome the potential energy of the pressure spring only through the correct racket swinging action and posture; by repeatedly waving the handle, the force generation action during badminton racket swing can be adjusted, a trainer can know how to generate force and how to improve the force generation action according to the sound, the racket swing force can be gradually improved after the racket swing action is correct, and therefore explosive force training can be conducted. And correct and effective guidance is provided for an output mode when a trainer swings the racket, so that the effect of training explosive power is achieved.

The utility model discloses a non-ignition gunpowder digital detonator which comprises a detonator shell and an electric control detonation module, an inner cavity of the detonator shell is filled with an initiating explosive and a high explosive, and the electric control detonation module is provided with a circuit board, an ignition core attached to the circuit board in a side surface patch mode and a leg wire electrically connected to the circuit board. The electric control detonating module is inserted into an inner cavity of the tube shell in a sealed mode, meanwhile, the ignition core is embedded into the initiating explosive, and the leg wire is partially exposed out of the tube shell so as to be connected with an external power source. The ignition-powder-free digital detonator is free of ignition powder, timely in response time and large in explosive power, and the market requirement of the detonator is well met.

To provide an actuator for a riding bipedal robot.SOLUTION: A device is attached that controls the torque of paired cylinders in one explosive combustion and a speed at which the cylinders move in and out, and reciprocating motion is used as output without being converted into rotational motion. Since explosive force is outputted, it is possible to perform instantaneous movements such as jumping and running.SELECTED DRAWING: Figure 1

The application provides a non-explosive power device for downhole bridge plug setting, which comprises, from top to bottom, a power transmission part, a non-explosive power source and a hydraulic cylinder. The non-explosive solid or liquid material is used as a gas source, compared with the firecracker power source, the device is not limited by the overall diameter, only needs to be lengthened in the axial direction and the amount of the gas source is increased, that is, the power output requirement can be met, and the device will not appear the fire interruption accident caused by the small diameter of the firecracker; compared with the pure electric power source, the output power of the non-explosive power device is larger, and the phenomenon of insufficient thrust will not appear.

The application relates to the technical field of power distribution devices, in particular to a combined high-explosive power distribution device with detachable connectors, which comprises a shell, a plurality of power distribution components are arranged in the shell, the plurality of power distribution components are divided into two groups, the two groups of power distribution components are arranged along the vertical direction, two groups of wire passing ports corresponding to the power distribution components are arranged on the shell, the wire passing ports are used for feeding and discharging cables into and out of the shell, a mounting plate is arranged on the shell, through holes communicating with the wire passing ports are arranged on the mounting plate, and wiring components are detachably connected to the mounting plate. According to the application, the power distribution components are divided into upper and lower layers, the space utilization is optimized, different wiring components can be connected on the mounting plate according to actual use requirements of customers, and the integration degree and applicability of the device are improved.

The application discloses an explosive power source Hopkinson torsional instrument, which comprises explosive filling and an auxiliary fixing device thereof, and an explosion generating pulse force transmission device used in cooperation with the explosive filling and the auxiliary fixing device thereof; the explosion generating pulse force transmission device is connected with one end of an incident rod; the other end of the incident rod is connected with a transmission rod through a test piece connecting device; the test piece connecting device is provided with a test piece; the lower sides of the incident rod and the transmission rod are further provided with integrated torsional rod supporting devices; and a wave unloading device is arranged at the tail end of the transmission rod; the torsional instrument can accurately control the generation of an explosion shock wave, ensure that an impact load is completely converted into a torque, avoid the harm of explosion during constant strain rate loading, and improve the safety of an experimental system through the arrangement of the explosive filling and the auxiliary fixing device thereof, the explosion generating pulse force transmission device, the torsional rod supporting devices and the test piece connecting device; and the torsional instrument has the characteristics of reasonable structure design, simple operation, high safety and high measurement precision.

The invention provides a method for constructing a three-dimensional static and dynamic explosive power field of a prefabricated fragment warhead. The method comprises the following steps: step 1, modeling a prefabricated fragment warhead structure; step 2, fragment sampling; 3, calculating and correcting the initial velocity of fragment static explosion; step 4, calculating a fragment static blasting flying direction angle; 5, calculating a fragment dynamic explosion initial speed and a dynamic explosion scattering direction angle; and step 6, constructing a three-dimensional static and dynamic explosion power field of the prefabricated fragment warhead: executing the step 2 to the step 5 for each fragment until the dynamic explosion initial velocity and the dynamic explosion scattering direction angle of all fragments are calculated, and further obtaining the three-dimensional static and dynamic explosion power field of the prefabricated fragment warhead at the specified end point velocity. According to the method, the influences of fragment type difference, detonation product leakage, end effect, randomness and the like are comprehensively considered. Through verification, the method can accurately construct the three-dimensional fragment field of the complex prefabricated fragment warhead containing multiple classes and a large number of classes of fragments, thereby providing support for power and damage efficiency evaluation of the warhead.

The application relates to the technical field of power distribution equipment, and discloses a combined high-explosive power distribution device which comprises a shell, electrical elements arranged in the shell, a plurality of partitions arranged in the shell, installation cavities formed between two partitions and between the partitions and the shell for installing electrical elements of different power distribution devices, a busbar row arranged in the shell for connecting the different power distribution devices, and connecting holes formed in the partitions for allowing the busbar row to pass through. Electrical elements of multiple power distribution devices are installed in the shell, and the electrical elements of the multiple power distribution devices are electrically connected together through the busbar row, so that the land occupation of the power distribution device is reduced, and the wiring steps are simplified.

The utility model discloses a window breaking device which comprises an outer pipe, a spring, a locking mechanism, a striking hammer and a striking head, the outer pipe is a hollow pipe, the spring, the locking mechanism, the striking hammer and the striking head are arranged in the hollow pipe, the spring is located at the tail end of the outer pipe, and the striking head is located at the tail end of the outer pipe. The locking mechanism is located on the outer pipe and arranged between the striking hammer and the striking head, the striking head is located at the outlet end of the outer pipe, when window breaking is not carried out, the locking mechanism locks the striking hammer to compress the spring in the outer pipe, and when window breaking is carried out, the locking mechanism locks the striking hammer to compress the spring in the outer pipe. The locking mechanism releases the striking hammer to enable the spring to impact the striking hammer so as to drive the striking hammer to impact the striking head, according to the technical scheme, the striking hammer enables the striking head to obtain huge explosive force and impact force through the striking hammer, and the problems that a traditional window breaking device is insufficient in destructive power and inconvenient to operate are solved.

1. The name of the design product: smart rope. 2. The use of the design product: for automatic measurement of the number of one-minute countdown rope, through one-minute rope test to reflect the lower limb explosive strength and body coordination ability of students. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

1. The name of this design product: bell. 2. Purpose of this product design: A functional training equipment that can improve the trainee's explosive power and body coordination and stability. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The utility model relates to the technical field of shoes, in particular to a basketball shoe capable of improving pedaling explosive force, which comprises a vamp body and a sole sewed and adhered below the vamp body, the vamp body is integrally provided with a wearing opening at the position of a foot heel, the sole comprises a midsole and an outsole arranged on the bottom surface of the midsole, and the outsole is provided with a plurality of holes. An anti-torsion plate is further fixedly arranged between the insole and the outsole, the anti-torsion plate comprises an anti-torsion plate body and a lower concave plate which is integrally formed on the anti-torsion plate body and located at the half sole position of the foot, the lower concave plate is treaded to be deformed to generate elastic force, and boosting is conducted through the elastic force of the lower concave plate.