34results about How to "Play a role of fixed protection" patented technology

The present invention provides a battery support, comprising at least one synthetic resin molded body, the synthetic resin molded body has a housing part matched with the battery core, the housing part includes a bottom plane and a The arc side wall on the bottom plane; the center of the bottom plane is provided with a square opening. The invention can be freely combined into bracket devices of different shapes according to the shape of the battery casing, and is suitable for most battery casings, so the battery bracket and the nickel strip can be used in a unified way, reducing development and production costs; the invention can be mass-produced, reducing Reduce development costs and increase production efficiency.

The invention relates to a floating breaker, which comprises a floating box, wave weakening plates and an anchoring system. The more than one wave weaning plate is arranged at the bottom of the floating box in front and rear manner; a plurality of wave weakening holes are arranged on the wave weakening plates; the plurality of wave weakening holes are distributed in a staggered manner on the wave weakening plates arranged in front and rear manner; and the floating box is connected with the anchoring system. With the adoption of the floating breaker provided by the invention, the effect of weakening deep water wave energy is improved, the impact force on a wave weakening panel by waves is reduced, the weight of the integral floating breakwater and the impact force of the waves are reduced, and the security of a fixing anchoring system is promoted; when an anchor chain of the fixing anchoring system fractures or an anchor slips away, the protecting anchoring system is started immediately to play the role of protecting and fixing the anchor chain or the anchor; and if the anchor chain fractures or the anchor slips away again in the protecting anchoring system, a security anchor chain of a security anchoring system is started to automatically pull down a security door of the floating box, so that seawater flows in the floating box quickly, and the floating box sinks to the seabed. The floating breaker provided by the invention is safe and reliable and can substantially reduce the manufacturing cost of the whole engineering.

The invention relates to an anti-corona device for an electronic measurement system in an ultra-high voltage electric field environment. The device includes a connection plate arranged in sequence from top to bottom, a top pressure equalizing ring vertically connected to the connection plate, a pressure equalization Ring support legs, flat-bottomed balls and bottom pressure equalizing ring; the connecting plate is connected to the top pressure equalizing ring through the pressure equalizing ring support legs; the top pressure equalizing ring is horizontally arranged parallel to the bottom pressure equalizing ring. The surface field strength of the device is small, which can well prevent the influence of corona on the internal measurement system, and effectively protect the electronic measurement device under the high-voltage electric field environment.

The invention discloses an all-in-one food vending machine for material feeding protection and damage prevention, which comprises a main body, a feeding device, a pick-up port, a banknote inlet, a display screen, buttons, a coin input / return button, a change port, and a lock. Beneficial effects: the present invention realizes the spaced forward push of the beverage bottle through the provided pushing structure, avoiding the spring push adopted by its traditional all-in-one vending machine, and producing an aggressive push on the bottle body of the printed material bottle so that the beverage bottle The bottle is squeezed by an external force during the pushing process and is damaged, causing the beverage bottle to break. The invention utilizes the anti-extrusion mechanism to form an airbag structure, which plays a role of fixing and protecting the beverage bottle when it is placed, so as to avoid When the pushing material is still, the beverage bottle is turned upside down due to the aftermath of the activity. At the same time, under the action of the partition structure, the adjacent beverage bottles are separated from each other to avoid extrusion and cause the beverage to collapse. It is uneven to ensure the integrity of the drink.

The invention relates to a roller pin bush and an assembly-assisting structure. The roller pin bush comprises a plurality of roller pins and two end retaining rings, wherein the plurality of roller pins are arranged between the two end retaining rings; each roller pin comprises a cylindrical roller pin body and semi-spheres at two ends of the cylindrical roller pin body; the surface, facing the of roller pins, of each end retaining ring is provided with a circle of groove; and the semi-spheres are arranged in the grooves. The roller pin bush provided by the invention can greatly reduce frictional force during relative movement, improves mechanical efficiency, performance and reliability and lowers energy consumption. The assembly-assisting structure for the roller pin bush can assist assembly of the roller pin bush and exerts fixing and protecting effect during transport of the roller pin bush.

The invention provides a wiring board combination of a double-pulse solid rocket motor, which comprises a wiring board, a wiring post, a spring, a pin and a flat washer. The terminal passes through the through hole on the side wall of the terminal board, and is fixed in the square hole of the terminal board together with the spring and the first and second pulse ignition device terminals. board. The terminal block assembly is fixed to the engine compartment with screws through countersunk holes at both ends of the terminal block. The advantages and beneficial effects are as follows: the structure is simple and the assembly is convenient; the first and second pulse ignition device terminals are pressed together by the spring pre-tightening force to make them stick together, the ignition circuit is connected reliably, and the electrical failure caused by the connector connection is reduced. The wiring board assembly plays a fixed and protective role on the cable; in addition, the identification between each ignition circuit is clear, which is convenient for checking the correctness of the circuit and ensuring the reliable operation of the solid rocket motor ignition circuit.

The invention discloses a lamp, which comprises a lamp holder, a lamp cover and a lamp body, wherein the lamp body comprises a lamp cup; two opposite ends of the lamp cup are connected with the lamp holder and the lamp cover respectively; a plurality of radiating fins are arranged on periphery of the lamp cup; a light source module is disposed at one end of the lamp cup, which is close to the lamp cover; the lamp cover covers the light source module; the lamp body further comprises a protective device which is arranged on the periphery of the lamp cup; the protective device encloses the radiating fins; a plurality of through holes are formed on the protective device; and the through holes are communicated with channels among the radiating fins. The protective device presents a corresponding appearance according to the shape of a radiating part, thus protecting the radiating part in a fixed manner and preventing the radiating fins from being scratched; and meanwhile, the whole beautiful figure of the lamp is improved.

The invention discloses an injection molding manipulator, which comprises an injection molding manipulator body composed of a base, a manipulator and a grasping mechanism. The top is fixedly connected, the grasping mechanism includes an upper bearing block, the inside of the upper bearing block is slidingly connected with the bottom of the mechanical arm through a hydraulic telescopic rod, and the bottom of the upper bearing block is fixedly connected with a lower bearing block through a vibrating block. An air duct is arranged inside the lower bearing block, and the invention relates to the technical field of injection molding manipulators. This kind of injection molding manipulator solves the problem that when processing some small and high-precision injection molded parts, the traditional gripper manipulator is easy to damage the injection molded parts, which is inconvenient and inefficient to grip. At the same time, the inner wall of the gripper is very It is easy to adhere to some scraps, and when it is clamped next time, it will be squeezed by the scraps, which will easily lead to the scrapping of injection molded parts.

The invention relates to a roller pin bush, comprising a plurality of roller pins and one retainer, wherein the retainer is cylindrical, the inner side surface of the retainer is provided with a circle of groove, the plurality of roller pins are movably installed in the grooves, the roller pins are of a cylinder structure, and the diameters of the roller pins are greater than the depth of the groove. The roller pin bush provided by the invention can greatly reduce frictional force during relative movement, improves mechanical efficiency, performance and reliability and lowers energy consumption. The assembly-assisting structure for the roller pin bush can assist assembly of the roller pin bush and exerts fixing and protecting effect during transport of the roller pin bush.

The invention discloses a boron powder combustion heat value testing device. The device comprises a bomb body, a bomb head, a crucible, a crucible cover and conducting posts, wherein the crucible is fixed on a crucible frame in the bomb body; the bomb head is arranged on the bomb body; a vent pipe is arranged at the middle part of the bomb head, and is communicated with the interior of the bomb body; a thimble type gas valve is arranged on the vent pipe; the two conducting posts are ignition electrodes; small holes are formed in the conducting posts; conducting ferrules are arranged on the upper parts of the conducting posts; the two ends of an ignition fuse are inserted into the small holes in the conducting posts respectively, and are fixedly connected with the conducting posts through the conducting ferrules; the crucible cover is positioned on the crucible; two step holes embedded with ceramic plates are formed in the crucible cover, and are used for allowing the ignition fuse to be inserted; two rows of guide holes are circumferentially formed in the middle part of the wall of the crucible, so that burning on an oxygen bomb part by boron powder with a high combustion heat value can be prevented; the volume of the crucible is increased, so that sufficient oxygen can be ensured to participate in combustion; the step holes are formed in the crucible cover to balance the internal and external pressure of the crucible. The testing device is particularly applied to the testing of a combustion heat value of a boron fuel, and is also applied to the testing of combustion heating values of a solid propellant, coal and a petroleum substance.

The invention discloses a penis operation protection device for urology, belonging to the technical field of medical devices. It comprises a backing plate, the upper surface of the backing plate is provided with a threaded groove block, and the lower surface of the threaded groove block is connected with the backing plate. The upper surface is fixedly connected, and the upper surface of the thread groove block is provided with a sleeve. The penis surgical protection device for urology is provided with a sleeve, a first pipe, an annular caulking groove, a limit screw, a threaded groove block and an external thread, and through the action of the first pipe, the penis placed in the second pipe can be placed in the second pipe. The penis is wrapped and shielded to protect the penis, which can effectively prevent it from being damaged by pressure when subjected to external pressure, and through the cooperation of the annular groove and the limit screw, the length of the first pipe can be adjusted, and then the length of the penis can be adjusted according to the length of the penis. To adjust the first pipeline so that it can protect the penis of different lengths, so that the device has a good protective effect and is more humanized.