19results about How to "Avoid leakage accidents" patented technology

The new energy automobile outdoor charging pile with the rainy day electric leakage detection function comprises a box body, supporting legs, a charging wire, a charging gun, a charging module, a controller and a spraying mechanism, a first motor is arranged at the bottom of the box body and is in drive connection with a disc, the disc is connected with a rotating plate through a first electric push rod, and a vertical plate is arranged on the top face of the rotating plate; the two sides of the vertical plate are connected with a first shell and a second shell through a second electric push rod and a third electric push rod respectively, the first shell is provided with an analog interface, the second shell is provided with a moving mechanism, the bottom of the moving mechanism is provided with an arc-shaped plate, the inner side wall of the second shell is provided with a cylinder, the cylinder is sleeved with a sealing ring, and the end of the charging gun is provided with an annular groove. A sealing ring and an air bag are arranged in the annular groove, the air bag is connected with an air pump, and the charging wire is sleeved with an induction coil. The spraying mechanism is arranged to simulate the rainy day environment, the induction coil is used for detecting the leakage current of the charging line, the sealing ring is replaced when the leakage current exceeds a preset value, the sealing performance is improved, and electric leakage accidents during charging in rainy days are avoided.

The invention relates to a safety performance detection device of a power distribution cabinet, which relates to the technical field of power distribution cabinet detection and comprises a power distribution box, a power distributor fixed on the inner side of the power distribution box, a power distribution wire fixed on the power distributor, a power strip fixed on the inner side of the power distribution box and an external wire fixed on the outer side of the power strip. The power strip is electrically connected with the power distribution line, and the power distribution box is provided with a heat dissipation assembly used for conducting heat dissipation treatment on the power distributor; the distribution box is provided with a detection mechanism used for detecting whether the distributor leaks electricity or not. The detection mechanism comprises a loudspeaking assembly and an adjusting assembly; the distribution box is provided with a waterproof mechanism used for waterproofing the distribution box. The height of the distribution box can be adjusted, the bottom of the distribution box is prevented from being submerged by rainwater, the higher the weight of the collection frame is, the higher the rising height of the distribution box is, the situation that passers-by and maintenance personnel are affected by electricity leakage of the distribution box in rainy days is avoided, and the use safety of the distribution box is guaranteed.

The utility model provides a high-voltage isolating switch with a grounding switch, which comprises a base, a driving insulator, a driven insulator, a first connecting rod, a contact finger, a grounding rod, a first limiting plate and a second limiting plate, and is characterized in that the base is suitable for being mounted on a cross arm of a telegraph pole; the driving insulator and the driven insulator are rotationally connected with the base, and the synchronous rotation of the driving insulator and the driven insulator in the direction is realized through the first connecting rod; a contact finger and a first limiting plate are arranged on a driving insulator or a driven insulator, a second limiting plate is arranged on a cross bar of a grounding rod, the first limiting plate limits rotation of the second limiting plate in a switching-on state, and electric leakage accidents caused by the fact that the grounding rod rotates upwards to make contact with a first contact or a second contact in the switching-on state are effectively avoided; when the switch is switched off and the grounding rod is in contact with the contact finger, the second limiting plate limits the rotation of the first limiting plate, so that the condition that the conductive part is damaged due to wrong operation and driving of the driving insulator to rotate when the vertical rod is in contact with the contact finger is effectively avoided.

The invention discloses a water mist air-conditioning fan which is a household appliance for reducing indoor temperature by adding a water mist function on the basis of a traditional fan. The electric fan integrates the advantages of convenience in use, money saving and good cooling effect of an air conditioner of a common electric fan. The air conditioner can increase humidity of indoor dry air and can be used in a ventilated environment. The purpose of the water mist air conditioner fan is achieved through two important designs. According to the design I, the motor is arranged at the top end of the air conditioner fan, so that three advantages can be brought, the ventilation quantity can be obtained to the maximum extent, wind noise can be reduced, and electric leakage accidents can be prevented; according to the second design, a traditional fan and an atomizer are combined, the atomizer can generate water mist rising upwards, the water mist is automatically sucked in under rotation of the fan and blown out from an air outlet, and therefore the refrigeration effect is achieved. The water mist air conditioner fan is mainly used for relieving summer heat.

The utility model relates to battery disposal equipment technical field provides a kind of waste battery disposal cabinet, the disposal cabinet includes cabinet, cover and insulating pad. Among them, cabinet includes bottom wall and side wall, and the first end of side wall is connected with bottom wall and forms accommodating cavity;Cover is detachably covered in the second end of side wall, is suitable for covering accommodating cavity;Insulating pad is pasted on the side of bottom wall and side wall towards accommodating cavity.The waste battery disposal cabinet provided by the utility model, by setting up the cabinet with bottom wall and side wall, the first end of side wall is connected with bottom wall and forms accommodating cavity, waste battery can be placed in accommodating cavity;Cover is detachably covered in the second end of side wall, so that cover can cover accommodating cavity, and insulating pad is pasted on the side of bottom wall and side wall towards accommodating cavity;Make the disposal of waste battery safer, not easy to collide, more cannot be damaged due to collision, so that liquid leakage phenomenon cannot occur, can avoid pollution environment and fire accident, also can prevent the occurrence of electric leakage accident.

This utility model discloses a fire truck hose and cable layout structure, including a fire truck and a drone, with the drone mounted on the upper part of the fire truck. A fire-extinguishing water spray pipe is installed on the drone, connected to the fire truck's water pump via a hose. The drone is connected to a DC power supply on the chassis at the bottom of the fire truck via a cable, with the drone receiving DC power from the chassis power supply. Only one positive conductor is installed in the cable. The hose includes an outer layer, a negative conductor, and an inner lining layer, with the negative conductor positioned between the outer and inner lining layers and braided together with the outer layer. This utility model removes the negative conductor from the cable and integrates it into the hose structure, reducing the cable diameter and weight, effectively increasing the drone's lifting height under a 400kg load. The flowing medium inside the hose continuously carries away heat from the negative conductor, avoiding overheating risks. Simultaneously, the braided copper conductor and polyester layer enhance the hose's compressive strength.

The invention discloses a small-sized permanent magnet circuit breaker with a watchdog function, and relates to the technical field of permanent magnet circuit breakers, the small-sized permanent magnet circuit breaker comprises a shell, a mounting rack is fixedly connected to the inner wall of the top of the shell, and a first trigger is fixedly connected to one side of the mounting rack; a second trigger is fixedly connected to the position, close to the first trigger, of one side of the shell, and a third trigger is fixedly connected to the position, close to the second trigger, of one side of the shell. According to the small permanent magnet circuit breaker with the watchdog function, the voltage difference between the two trigger terminals is zero, the switching coil stops working, the moving shaft slides leftwards, one end of the moving shaft penetrates through the two through holes and makes contact with the contact frame, the shell and the electric lead are connected with the second grounding wire, and the shell is connected with the ground through the second grounding wire; the voltage on the shell is removed, the switching coil recovers to work, the motion shaft returns to the original position, and the effect of automatically eliminating electric leakage caused by short circuit of the circuit breaker is achieved.

The utility model discloses a structure for preventing a battery sealing cover from pole reversion, which belongs to the technical field of batteries and comprises a device box, a cover is arranged on the upper surface of the device box, a lifting component is arranged on the side wall of the device box, and a protection component is arranged on the lower surface of the cover. According to the device, the lifting assembly is arranged, when a 2V battery is taken out of the device box, a crank on the protective cover is rotated to enable a connecting rod to rotate, the connecting rod drives a second bevel gear to rotate, the connecting rod drives a second toothed chain wheel to rotate, and the second toothed chain wheel drives a first toothed chain wheel in the protective cover to rotate through a toothed chain; the first toothed chain wheel drives the short rod to rotate, the short rod drives the rotating rod to rotate in the support, the rotating rod drives the fixing frame to rotate so that the cover can be opened, the overweight 2V battery can be effectively supported, the overweight 2V battery can be conveniently taken out of the device box, it is avoided that due to the fact that the 2V battery is knocked out, accumulated liquid flows out, and the exterior of the 2V battery is effectively well protected; and the service life of the battery is prolonged.

The invention relates to the technical field of charging pile auxiliary equipment, and discloses a new energy automobile charging gun take-up and pay-off device and a using method.The device comprises a mounting frame, a driving wire extruding wheel and a driven wire extruding wheel are arranged on one side of the mounting frame, the driving wire extruding wheel is driven by a gear motor, and the driven wire extruding wheel is close to the driving wire extruding wheel through an elastic structure; the induction wheel is located on the front side of the driving wire extruding wheel and installed on a potentiometer assembly sliding block which only plays a bearing role, and the installation frame is further provided with a guide wheel and a front-back guide block. The using method comprises the steps of paying-off operation, charging state judgment, take-up triggering verification and automatic take-up homing, and a manager linkage homing step can be additionally arranged. Through motor driving and double verification, automatic take-up of the charging gun is achieved, exposure is prevented, safety is guaranteed, and take-up is accurate; the induction wheel and the position sensor are matched with a collaborative algorithm, so that paying-off is labor-saving and smooth; and the method adapts to existing charging piles, parameters are adjustable, and application is wide.

The embodiment of the invention provides a canned liquid oxygen transfer stabilizing and bumping preventing device, and relates to the technical field of liquid oxygen canning. The canned liquid oxygen transfer stabilizing and bumping preventing device comprises a liquid oxygen tank and a buffering mechanism. A fixing frame is fixed to the bottom of the liquid oxygen tank, and a base is arranged below the fixing frame. The hinge seat is installed on the surface of the base, the end of the first supporting rod and the end of the second supporting rod are hinged to the hinge seat, a connecting block is hinged to one side of the connecting rod and connected with the fixing frame, and a shock absorber is connected between the first supporting rod and the second supporting rod. According to the stable anti-bumping device for canned liquid oxygen transfer, the first supporting rod and the second supporting rod which are arranged in parallel are adopted to be matched with the shock absorber, the good stabilizing effect is achieved, meanwhile, the good shock absorption and bumping resistance effects are achieved, guarantee is provided for canned liquid oxygen transportation, damage to a tank body caused by bumping is prevented, and the service life of the tank body is prolonged; and leakage accidents caused by tank body damage are prevented.

The utility model discloses a coke oven top water seal device which comprises a coke oven top, a sealing cover is covered at the top opening of the coke oven top, a water seal tank is arranged on the coke oven top, a water supply pipe is horizontally communicated with the side wall of the water seal tank, a cylinder is vertically arranged at the drainage end of the water supply pipe, and a water outlet of the cylinder is communicated with the water seal tank. The water supply pipe is communicated with the cylinder through a through opening, a sleeve is coaxially connected in the cylinder in a sliding mode, a sliding limiting assembly is arranged on the sleeve, a water supplementing opening and a water discharging opening are formed in the side wall of the top end and the side wall of the bottom end of the sleeve respectively, and a suspension plate is installed at the bottom end of the sleeve; the water supply device has the advantages that when the water supply pipe is communicated with the water replenishing opening formed in the sleeve, the water supply pipe can replenish sufficient water into the water seal tank in time, automatic water replenishing in the water seal tank is achieved, electricity consumption is reduced, cost input is low, gas leakage accidents are avoided, and safe production of enterprises is guaranteed.

The utility model discloses an anti-creeping three-phase guide rail type electric energy meter, which belongs to the technical field of electric energy meters, and comprises an electric energy meter main body, the upper end and the lower end of the electric energy meter main body are fixedly connected with wiring ends, terminal grooves are arranged in the wiring ends, the bottoms of the terminal grooves are provided with fixing notches, and clamping blocks are slidably connected in the fixing notches. A side plate is fixedly connected to the outer side of the wiring end, a baffle groove is formed in the side plate and penetrates through the top end of the wiring end, a sliding rod is slidably connected to the interior of the baffle groove, a sliding groove is formed in the back face of the ammeter body, and a sliding rail is slidably connected to the interior of the sliding groove; the isolation baffle plate can realize isolation protection of a circuit connected in the baffle plate groove and the conductive terminal, electric leakage accidents are avoided to a certain extent, the clamping block can clamp and fix a power supply circuit at the joint, and electric leakage caused by loosening and falling of a power line joint at the joint of the power line joint and the fixing nut is prevented.

This utility model discloses a stator assembly and a motor using the same, relating to the technical field of motors and their components. It includes a stator support, a stator core, and a stator winding. The stator support is sleeved on the stator core to shield at least a portion of the stator core. The stator winding is wound around the stator core. The stator support includes at least an insulating cover plate. The insulating cover plate is fixedly disposed at the stator support for shielding at least a portion of the stator core and / or the stator winding. This utility model primarily addresses the problem of providing a reasonable and reliable shielding structure for the stator assembly. It reduces the likelihood of mechanical friction and collision between the stator core and / or the stator winding, thereby decreasing the possibility of mechanical damage. Furthermore, it isolates the stator core and / or the stator winding from liquid and moisture erosion to a certain extent, reducing the possibility of corrosion. It also prevents accidental contact by personnel.

The utility model discloses a high-voltage cable protection structure of an electric excavator, which belongs to the technical field of electric excavators and comprises a first pressing plate fixedly connected with a swivel joint, a first wire passing cylinder is fixedly arranged at the top of the first pressing plate and fixedly connected with one end of a protection pipe, and the other end of the protection pipe is fixedly connected with a second wire passing cylinder. The second wire passing cylinder is fixed to the side portion of the second pressing plate, and the two ends of the protection pipe are fastened through hoops.

This utility model relates to a printer, comprising: a frame; a printer core including a support assembly, a printhead assembly, and a roller assembly, wherein the support assembly is movably mounted on the frame, the printhead assembly is connected to the support assembly, and the roller assembly is disposed opposite to the printhead assembly; a paper feed motor mounted on the frame; a cutter assembly including a fixed bracket positioned above the frame; a contact spring located between the fixed bracket and the frame, the contact spring including a base plate and a support leg, the base plate being disposed on the outer bottom wall of the fixed bracket, and the support leg being connected to the housing of the paper feed motor and the support assembly; and a wire, the first end of which is connected to at least one of the support assembly, the housing of the paper feed motor, the fixed bracket, and the contact spring, and the second end being used for grounding; the housing of the paper feed motor, the support assembly, the fixed bracket, and the contact spring are all made of conductive materials. This device can discharge static electricity generated by the paper feed motor, the printer core, and the cutter assembly through a single contact spring, making assembly and disassembly convenient.

The utility model provides a novel blanking inclined three-way structure, and relates to the technical field of blanking elephant trunk, the blanking inclined three-way structure comprises an inclined three-way elephant trunk, a first material constraint assembly, a second material constraint assembly, a first reinforcing member and a second reinforcing member, the inclined three-way elephant trunk comprises a straight pipe and an inclined pipe which are connected with each other, the first material constraint assembly is provided with a first baffle, and the second material constraint assembly is provided with a second baffle; the first material restraining assembly is provided with a first baffle arranged in the inclined pipe, the second material restraining assembly is provided with a second baffle arranged in the straight pipe, the first material restraining assembly can bear the impact force of materials so as to change the impact speed and direction of the materials, and the second material restraining assembly can form a buffer zone on the straight pipe so as to reduce the impact of the materials. The material can smoothly enter the furnace, the service life is effectively prolonged, the first reinforcing piece and the second reinforcing piece can provide reinforcing and protecting effects, the service life of the inclined pipe and the straight pipe is further prolonged, and stable discharging and use are guaranteed.

The invention discloses an incoming line looped network high-voltage power distribution cabinet, belongs to the technical field of power distribution cabinets, and solves the problems that a cable fixing structure in an existing connecting assembly cannot adjust the distance and the position of multiple groups of wiring terminals according to the wiring requirements of the wiring terminals of different power distribution equipment, so that the cable is easy to loosen and leak electricity during wiring. Comprising a power distribution cabinet body, an adjustable protective cover and an auxiliary wiring mechanism, and the auxiliary wiring mechanism comprises a wiring mounting plate, a terminal fastening assembly and a distance adjusting assembly; according to the invention, the auxiliary wiring mechanism is arranged, the auxiliary wiring mechanism is composed of the terminal fastening assemblies and the spacing adjusting assemblies, and the spacing adjusting assemblies can synchronously adjust the spacing of the multiple groups of terminal fastening assemblies, so that the power distribution requirements of different wiring terminals and high-voltage power distribution equipment are met; and the terminal fastening assembly can drive the external cable to turn over and be fastened, so that an electric leakage accident caused by looseness of the wiring terminal and the external cable is avoided.

The invention relates to the technical field of power distribution cabinets, and provides an outdoor power distribution cabinet which is used for installing a plurality of electrical control parts, and comprises a cabinet body which is provided with an installation space and an installation hole communicated with the installation space, and the installation space is used for placing the plurality of electrical control parts; the plurality of cables penetrate through the mounting hole to enter the mounting space, and the cables are used for supplying power to the electrical control part; the insulation protection part is arranged in the installation space, the cables penetrate through the insulation protection part to be connected with the electrical control part, and the insulation protection part is used for preventing the cables from making contact with the cabinet body when the cables are broken. According to the technical scheme, the problems that when an outdoor power distribution cabinet in the prior art topples over, lines fall off, and electric shock accidents are likely to happen are solved.