10results about How to "Suitable working environment" patented technology

The invention discloses a whole-vehicle thermal management system of a pure electric vehicle based on a shell-and-tube phase change heat accumulator and a control method of the whole-vehicle thermal management system. The whole-vehicle thermal management system comprises a control module, a heat pump air conditioning system, an electric heating and phase change heat storage system, a battery thermal management system and an electric drive cooling system. The control module controls the rotating speed of the compressor and the opening degree of the electronic expansion valve and adjusts refrigerant flow. The control module controls the rotating speed of each water pump and adjusts the cooling liquid flow; the control module controls the fan and the air blower to adjust the air flow, controls the on-off states of the four-way valves, the three-way valves and the one-way valves and adjusts circulation loops of refrigerants and cooling liquid, and therefore energy coupling between different systems and switching of different working modes are achieved. According to the invention, energy coupling and integrated management among the systems are realized, and the thermal management requirement is met with low energy consumption in multiple scenes.

The utility model discloses a kind of anti-condensation dehumidification type tunnel emergency telephone device, it is related to anti-condensation dehumidification technical field.The utility model includes protection box, the side of protection box is rotatably connected with rotating shaft, the side of rotating shaft is fixedly connected with box cover, the side of box cover is fixedly connected with handle, the side of protection box is provided with telephone, the side of protection box is provided with heating dehumidification device, the bottom of motor is fixedly connected on the side of protection box, the output shaft of motor is fixedly connected with threaded rod, the circumference of threaded rod is threadedly connected with threaded sleeve, the side of motor is fixedly connected with switch, the side of box cover is fixedly connected with top rod, the side of protection box is slidably connected with limit rod, the circumference of threaded sleeve is fixedly connected with connecting rod.The utility model solves the problem of anti-condensation dehumidification by heating dehumidification device.

The utility model relates to the technical field of industrial camera vision, in particular to a temperature-controllable explosion-proof industrial camera, which comprises a shell which is a closed space and is in direct contact with a working environment; the heater is arranged in the shell; the temperature sensing switch is electrically connected with the heater; the power supply is suitable for supplying power to the shooting device and the heater; and the shooting device is arranged in the shell. The heater and the temperature sensing switch are arranged in the shell, so that the automatic temperature adjusting function of the industrial camera in a low-temperature environment is realized, and the shooting device is ensured to stably work in a proper temperature range; the closed explosion-proof shell is designed to effectively block external explosion and prevent internal electric sparks from leaking, so that the explosion-proof and temperature control functions are realized; the overall structure is compact and reasonable, the camera can reliably operate in severe industrial environments such as petroleum and chemical engineering, and the environmental adaptability and the service life of the industrial camera are remarkably improved.

The utility model discloses a power battery pack with a heating function, which comprises a battery pack, a combustion heater, a heat exchanger, a heat exchanger embedded in the battery pack, a circulating medium pipeline, a temperature controller and a pump, and is characterized in that the heat exchanger embedded in the battery pack is connected with the combustion heater and the heat exchanger through the circulating medium pipeline; the heat exchanger is used for receiving and transferring heat to the battery pack; the temperature controller comprises a temperature sensor and a controller, and the temperature sensor is connected with the battery pack; the controller is respectively connected with the temperature sensor, the combustion heater and the heat exchanger; the pump is connected with the circulating medium pipeline. Therefore, a proper temperature is created for the power battery, the problem of performance reduction caused by a cold environment is solved, the efficiency of the battery is improved, the service life of the battery is prolonged, development of a new energy automobile is promoted, the battery is protected, heat can be supplied to the interior of the automobile, driving comfort in cold weather is guaranteed, the used combustion heater is efficient and environmentally friendly, and fuel consumption and pollution emission are reduced.

The utility model belongs to the field of deodorization devices, and particularly relates to a filter tank deodorization device which comprises a box body, and one side of the box body is communicated with a second tank body; the inner wall of the second tank body is fixedly connected with a heating pipe, and the heating pipe is of a spiral structure; one side of the second tank body communicates with a pretreatment mechanism, and an air inlet is formed in the outer wall of the pretreatment mechanism; the inner wall of the box body is fixedly connected with a pair of first grids, and a porous filler biological filter bed is arranged between the pair of first grids; a spraying assembly is arranged at the top of the first grid, and a plurality of nozzles are arranged at the bottom of the spraying assembly; the top of the box body is communicated with an exhaust pipe; by arranging the heating pipe, odor can be preheated so as to properly heat microorganisms in the porous filler biological filter bed, so that the microorganisms can be in a proper working environment, and the odor can be stably deodorized.

A display temperature control circuit, a display temperature control method and a display device, the display temperature control circuit comprising a first power supply, a heating module, a shunt module, a detection module and a controller, the heating module being electrically connected with the first power supply and used for increasing the temperature of a circuit board; the shunt module being electrically connected with the first power supply and being arranged in parallel with the heating module; the detection module being used for detecting the temperature of the heating module; the controller being electrically connected with the detection module and the shunt module, and being used for controlling the shunt module to be connected or disconnected according to the temperature detected by the detection module, so that the temperature of the heating module is in a preset range. In a low-temperature or high-humidity environment, the heating module of the display temperature control circuit can heat and bake the circuit board, so that the circuit board can work normally; at the same time, the display temperature control circuit can control the temperature of the heating module to be in the preset range by connecting or disconnecting the shunt module, so that the temperature of the heating module is prevented from being too high, and a suitable working environment can be continuously provided for the circuit board.

The invention discloses a maintenance device for big data system operation, and relates to the technical field of big data. Comprising a machine cabinet, a movable door is arranged on the front face of the machine cabinet, an operation and maintenance mechanism is arranged in the machine cabinet, a protection box is fixedly installed on the right side of the machine cabinet, a maintenance door is arranged on the right side of the protection box, an air inlet pipe is arranged in the protection box, and two connecting cylinders are fixedly installed at the position, close to an air outlet, of the air inlet pipe; circular mounting frames are in threaded connection with the inner walls of the two connecting cylinders, filter elements are arranged in the two circular mounting frames, extension blocks are fixedly mounted on the right sides of the two circular mounting frames, and a plurality of pipeline fixing frames are uniformly distributed on the outer surface of the air inlet pipe. Various beneficial effects including rapid cooling, improvement of air quality, enhancement of heat dissipation efficiency and protection capability and the like can be brought; the effects jointly act on the interior of the cabinet, and powerful support is provided for stable operation of an operation and maintenance mechanism.

The utility model discloses a heater oil pump with damping structure, including pump body, plunger subassembly and check valve subassembly, and the one end of pump body is the oil outlet, and the other end is the oil inlet, and the hollow of pump body is provided with the cavity for containing check valve subassembly, and the cavity is located the oil outlet intercommunication and is established, and plunger subassembly includes the plunger of activity setting in the pump body, and is provided with the oil hole on the pump body, and check valve subassembly includes the steel ball of activity setting in the cavity to block or away from the oil hole when plunger subassembly operates, and is provided with the reset member for driving steel ball activity reset in the cavity to make steel ball reseal the oil hole opening and the reset member is used for with linkage cooperation to reduce the shock action force and noise of the collision between steel ball and the inner wall of oil hole opening when steel ball resets damping structure. The utility model has solved the problem of the shock action force and noise of the frequent collision between steel ball and oil hole in the traditional heater oil pump when check valve subassembly operates.

The utility model discloses a permanent magnet motor direct drive type stirrer which comprises a permanent magnet motor (1), the output end of the permanent magnet motor (1) is provided with a main shaft (2), and the end part of the main shaft (2) is provided with paddles (3); a shaft sleeve (4) is arranged on the main shaft (2), a mechanical seal seat (5) is arranged on the shaft sleeve (4), and a mechanical seal assembly (6) is arranged between the mechanical seal seat (5) and the shaft sleeve (4); a packing seat (7) is arranged at one end of the mechanical seal assembly (6) and on the shaft sleeve (4), a seal assembly (8) is arranged between the packing seat (7) and the shaft sleeve (4), and a gland (9) is arranged at one end of the shaft sleeve (4) and close to one side of the packing seat (7). The paddle is directly driven by the permanent magnet motor, and the permanent magnet motor has the characteristics of high efficiency, energy conservation, compact structure, high reliability and high transmission efficiency.

The utility model discloses a powder machine for drink equipment, the drink equipment comprises a rack, the powder machine is arranged on the rack, the powder machine comprises a powder bin, a powder feeding unit, a powder stirring unit, a powder feeding motor and an overflow chamber, the powder bin is used for storing powder, the powder feeding unit is arranged below the powder bin, the powder stirring unit is arranged below the powder feeding unit, and the overflow chamber is arranged below the powder stirring unit. The powder stirring unit is connected to one end of the powder feeding unit and used for receiving brewing liquid and fully mixing the brewing liquid with powder, and the powder feeding motor is connected to the other end of the powder feeding unit and used for driving a powder feeding screw in the powder feeding unit to rotate so as to push the powder into the powder stirring unit. The overflow chamber is communicated with the powder stirring unit and is used for receiving brewing liquid overflowing from the powder stirring unit. According to the utility model, brewing liquid in the powder stirring unit can be effectively prevented from overflowing, and a series of problems caused by overflowing of the brewing liquid are avoided.