51results about How to "Addressing injuries" patented technology

The invention relates to a preparation device of quartz stones, artificial stones and natural stones, in particular to a forming device for marble manufacturing. The forming device for marble manufacturing comprises a shell, a moving box, a forming box and a transportation base and can solve the problem that in a conventional marble preparation process, raw material powder is ground to powder and then an additive is added, the marble is heated to a liquid and then a curing agent is added, and the mixture is cooled for next treatment. The forming device also can solve the problem that operation staff is easily hurt as a result of high temperature in the marble heating and cooling process and also can solve the problem that the skin in contact with residual temperature of the cooled marble is hurt.

The invention discloses a chest expander which comprises two handles and an elastic rope. The two ends of the elastic rope are fixed to the two handles respectively; a fixing rod is further arranged between the two handles, and a cavity is formed in the fixed rod; through holes communicated with the cavity are formed in the two ends of the fixed rod; telescopic assemblies are connected with the interiors of the two through holes in a sliding mode. Each telescopic assembly comprises a first telescopic rod and a second telescopic rod, wherein one end of the second telescopic rod penetrates through the corresponding through hole and is located in the cavity; the end, away from the fixed rod, of the second telescopic rod is sleeved with the first telescopic rod, and a containing cavity for containing the first telescopic rod is formed in the second telescopic rod. The ends, away from the second telescopic rods, of the two first telescopic rods is connected with the two handles respectively; grooves are formed in the outer walls of the first telescopic rods and the outer walls of the second telescopic rods, and a telescopic control assembly is arranged in each groove. Each telescopic control assembly comprises a rotating shaft, a unidirectional intermittent movement mechanism, a limiting plate and a torsional spring, wherein the unidirectional intermittent movement mechanism is usedfor controlling the rotating shaft to steer. According to the chest expander in the scheme, the elastic rope can be effectively prevented from being quickly retracted and restored after being stretched.

The present invention provides a motor testing device for new energy automobiles. The device comprises a temperature sensor, an alarm, a positioning sleeve, an electromagnet, a metal top rod, a contact switch, a nut seat I, a bidirectional ball screw, and a nut seat II. The temperature sensor is arranged at the middle part of the internal upper end surface of a sealing cover. The alarm is arranged at the middle part of the upper end surface of the sealing cover. Based on the design, the temperature of a motor can be monitored in real time. The positioning sleeve is fixed on the right end surface of the sealing cover. The electromagnet is arranged on the internal annular side surface of the positioning sleeve. The metal top rod is arranged on the right end surface of a sealing door. The contact switch is arranged at the internal bottom of the positioning sleeve. In this way, the automatic locking function of the sealing door is realized. The nut seat I and the nut seat II are symmetrically arranged on the bidirectional ball screw. The bidirectional ball screw is arranged at the middle part inside a fixed groove. Therefore, a to-be-tested motor can be quickly loaded and clamped. The device is reasonable in structure, good in loading and clamping effect, convenient in operation, good in safety protection performance, strong in practicability and high in reliability.

The invention discloses a storage-stake type truck compartment. The storage-stake type truck compartment comprises a compartment body, a front plate, a bottom plate, side plates, a compartment door, fences, fixing rods, rubber plates, a water inlet pipe, a water outlet pipe, a filter net, a water tank, a water outlet, a water inlet, a water pipe and spray nozzles. According to the storage-stake type truck compartment provided by the invention, the water tank is arranged in the bottom plate, the filter net is arranged at the top of the bottom plate, so that feces discharged from poultry is collected in the water tank, then after water is introduced into the spray nozzles, the spray nozzles spray water into the compartment body, wastewater is discharged from the water outlet pipe, so that high-efficiency cleaning is achieved, and the problems that when the poultry is transported, feces produced by the poultry leads to bad odors in the truck compartment, and the truck compartment is difficult to clean are solved; and the rubber plates are arranged on the inner surfaces of the side plates, each rubber plate has a large thickness and good impact resistance, so that the situation that the poultry is injured in the truck compartment due to collision is reduced, and the problem that the poultry is easy to injure due to collision during the transportation is solved.

The invention discloses a building construction drilling machine with a correction function. The building construction drilling machine with the correction function comprises a punching machine base body, a limiting protection mechanism is fixedly installed on the edge of one end of the punching machine base body, positioning clamping mechanisms are symmetrically installed on the two sides of the back face of the limiting protection mechanism, a protection bearing mechanism is welded to the bottom of one end of the punching machine base body, an oil tank is installed at the bottom end of the punching machine base body, and a supporting assembly is installed at the position, corresponding to the bottom end of the oil tank, of the bottom end of the punching machine base body. Through the limiting protection mechanism, secondary fixing of a drill bit can be facilitated, so that connection between the drill bit and a punching machine is more stable, and shaking of the drill bit in the operation process is reduced; and meanwhile through an outer conical cover, the stability between the punching machine and a wall is improved, so that shaking of the punching machine during operation is reduced, operation of the drilling machine is facilitated, interference of shaking of the punching machine during operation on drilling of the wall is reduced, and drilling treatment on the wall is facilitated.

The invention belongs to the technical field of stainless steel cookware production, and particularly relates to a heating and annealing device for stainless steel cookware production. The heating andannealing device comprises a device body, wherein a rotating device is installed on the inner wall of the device body, one end of the rotating device is rotatably connected with the device body, anda clamping device is arranged at one end of the rotating device. The clamping device is located outside the device body, a connecting assembly is connected between the clamping device and the rotatingdevice, the connecting assembly is fixedly connected with the rotating device, the connecting assembly is rotatably connected with the clamping device, and a first electric telescopic rod is installed in the side, away from the rotating device, of the device body. According to the heating and annealing device, the clamping device located in the base is arranged, and through mutual cooperation ofconnecting rods, connecting pieces and rotating rods, clamping blocks can move back and forth in sliding grooves, so that cookware is clamped, and the fixing capacity of the device for the cookware isachieved.

The invention belongs to the technical field of rock sampling for geological exploration, and discloses a rock crushing and sampling device for geological exploration, a first stone crushing device is arranged in a box body, a drill bit is rotatably mounted in the middle of the front end of the first stone crushing device, and the drill bit is connected with the box body through a driving mechanism; the lower end of the first stone crushing device is connected with a second stone crushing device through a V-shaped funnel, and infrared sensors are installed on the inner walls of stone crushing boxes of the first stone crushing device and the second stone crushing device and connected with the control module. The first stone crushing device is provided with a motor and a stone crushing rotating head, the motor is connected with the stone crushing rotating head through a rotating speed sensor, the rotating speed sensor is connected with the control module, and the control module is connected with a rotating speed controller on the reduction gearbox and controls gear transmission in the reduction gearbox. The problem that workers are injured when breaking sampling is needed is solved. The system is provided with the control module, and the control module is internally provided with the master control and the slave control, so that the control module can stably perform signal switching after the mining mechanism enters the underground.

The invention discloses an automatic positioning device for a paper tube in a firework production line. The device comprises a bottom plate and a workbench, the top of the bottom plate is fixedly connected with the top of the workbench, a driving cavity is formed in the workbench, a clamping mechanism is arranged at the top of the workbench, the clamping mechanism comprises sliding strips and sliding grooves, and the sliding grooves are formed in the top of the workbench. The three sliding grooves are symmetrically arranged, and the inner surfaces of the sliding grooves are connected with the outer surfaces of the sliding strips in a sliding mode. The invention relates to the technical field of firework production equipment. According to the automatic positioning device for the paper tube in the firework production line, through combination of structures such as a driving column, a sliding strip, a clamping plate and arc-shaped plates, through forward and reverse rotation of a driving motor and connection of the driving column and a driving groove, the arc-shaped plates get close to each other to automatically clamp the paper tube, so that manual paper tube supporting is avoided, and the risk of workers is reduced. Through the combination of the structures, the problem that workers are easily injured during gunpowder filling in the prior art is solved.

The invention discloses a hand pinching prevention device suitable for a rear sliding door MPV, and belongs to the technical field of automobile accessories. The hand pinching prevention device aims to solve the problem that when a front door and a rear door are opened, hands are held on an exposed B pillar, and the hands of people are easily clamped and injured when the front door is suddenly closed. The device mainly comprises an infrared emitter, an infrared receiver, an electric push rod and a controller, wherein the infrared emitter is fixed to the top of a vehicle and emits infrared laser downwards, the infrared receiver is arranged on the B pillar of the vehicle body, installed opposite to the infrared emitter and kept on an infrared laser light path of the infrared emitter; and theelectric push rod is fixedly installed at the corresponding position of the edge of the front vehicle door and extends out to abut against the front vehicle door when the light path is shielded, andthe hand pinching prevention effect can be achieved.