19results 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 present invention relates to the technical field of building natural ventilation, and in particular to a computational auxiliary decision-making method and system for weather-adaptive building cavity design, the method comprising: generating an initial grid using a Delaunay triangulation method, adaptively refining the initial grid by a Laplace operator-based grid refinement method, obtaining an adaptive grid system, the adaptive grid system being used to dynamically adjust the grid density of a conditional PINNs network; constructing a multi-task learning framework in the conditional PINNs network, the multi-task learning framework being used to collaboratively predict multiple physical field variables in the conditional PINNs network; iteratively training the conditional PINNs network, and simultaneously using a gradient descent algorithm to minimize a loss function until a predetermined number of training iterations or loss convergence is reached, thereby generating a prediction model for key physical field variables in building cavity design. The present invention can efficiently and accurately predict key physical quantities in building cavity design, and can adapt to different building layouts and functional space characteristics.

The utility model relates to the technical field of simulation terminals, and discloses an intelligent simulation terminal suitable for a marketing scene, comprising an intelligent simulation terminal body, the front surface of the intelligent simulation terminal body is provided with a control panel, and the upper surface of the intelligent simulation terminal body is rotatably connected with a display panel and an adjusting mechanism. The intelligent simulation terminal comprises an intelligent simulation terminal body, a display panel, an adjusting mechanism and a cooling mechanism, the adjusting mechanism is arranged on the intelligent simulation terminal body, the adjusting mechanism is used for adjusting the angle for conversation, the adjusting mechanism comprises two hydraulic devices, the two hydraulic devices are rotatably connected to the upper surface of the intelligent simulation terminal body, and the cooling mechanism is arranged on the rear surface of the display panel. By arranging the adjusting mechanism, the angle of the display panel can be adjusted, a user can conveniently adjust the angle to a proper angle for marketing work of video calls, the adjustable camera module is used for expanding the shooting angle, explanation of more marketing work can be conveniently carried out, and more convenience is achieved.

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 invention provides an environment detection device for a hydropower station, which comprises a detection device body, the detection device body comprises a base, a fixed column is fixedly mounted on the base, a movable column is movably mounted on the top of the fixed column, and a humidity detection box is movably mounted on the movable column. And a temperature detection box is movably mounted between the humidity detection boxes. According to the environment detection device for the hydropower station, when the environment detection device is used, the ring seats rotate in the ring grooves, the positions of the air inlet pipe and the exhaust pipe are adjusted through rotation, the positions of the ring seats are limited and fixed through the limiting columns and the limiting holes, and in addition, the temperature detection box or the humidity detection box slides on the connecting part to adjust the positions of one ends of the air inlet pipe and the exhaust pipe; the positions and directions of air exhaust and air inlet are adjusted, in addition, the positions of the air exhaust pipe and the air inlet pipe are adjusted again through the fixing pipe, detection of the humidity and the temperature in different positions and different spaces is met, and the humidity and the temperature in the hydropower station are controlled in real time.

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.

The utility model relates to the technical field of decorative plates, and provides a household environment-friendly decorative plate which comprises a center composite layer, outer side protective layers are arranged on the top face and the bottom face of the center composite layer, a plurality of positioning holes are distributed in the top face and the bottom face of the center composite layer in a matrix shape, and the outer side protective layers are arranged on the outer side protective layers. A plurality of positioning protruding particles are distributed on the faces, close to the center, of the upper outer side protection layer and the lower outer side protection layer in a matrix shape, and the multiple positioning protruding particles are correspondingly clamped into the multiple positioning holes in the same side. According to the household environment-friendly decorative plate, the practicability, the attractiveness and the environment-friendly performance of the decorative plate are comprehensively improved by adopting environment-friendly materials, optimizing the acoustic performance, improving the durability, simplifying the installation process and other various design means. In living and working environments, the environment-friendly decorative plate not only can effectively insulate sound and heat and improve comfort, but also can contribute to energy conservation and environmental protection, and is more practical through a simple and convenient installation mode.

The utility model relates to the field and discloses an acid cracking process waste heat heat exchanger smoke box ash discharging device which comprises a collecting box and a smoke dust metal expansion joint, the smoke dust metal expansion joint comprises a telescopic part, the two ends of the telescopic part are connected with an upper flange and a lower flange respectively, the upper flange is connected with a cracking gas inlet, and the lower flange is connected with a butt joint opening formed in the collecting box. The pyrolysis gas inlet is communicated with gas of the header through the upper flange, the lower flange is further connected with the upper flange through the telescopic rod piece, the telescopic rod piece is driven by the first motor, and the lower flange and the butt joint port have the first state that the lower flange is separated from the butt joint port and the second state that the lower flange is attached to the butt joint port in an airtight mode. Most of electrical equipment is at normal temperature, the damage probability is low, redundant equipment is arranged, and the principle that maintenance and use are simple and accident backup measures are achieved in the severe production environment is met.

The present application relates to a blower selection method, system, storage medium and intelligent terminal, and relates to the field of blower equipment technology, which includes obtaining air volume demand information and machine-object distance information; matching the air volume demand information stored in the air volume database with the required blade length information to determine the required blade length information corresponding to the air volume demand information; judging whether the machine-object distance information is greater than the permitted distance; if greater, outputting a distance safety signal, and selecting the corresponding blower according to the required blade length information; if not greater, matching the machine-object distance information stored in the blade length database with the maximum blade length information to determine the maximum blade length information corresponding to the machine-object distance information; judging whether the maximum blade length information is greater than the required blade length information; if greater, outputting a compliance signal, and selecting the corresponding blower according to the required blade length information; if not greater, outputting a non-compliance signal. The present application has the effect of facilitating the purchaser to select a suitable blower for the working environment.

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 invention 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 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 invention relates to the technical field of clean clothes, in particular to a composite fabric for high-grade clean clothes, which comprises an outer layer of 90g warp-knitted fabric, a middle layer of 15g PI film and an inner layer of 75g warp-knitted base cloth, and the outer layer of 90g warp-knitted fabric, the middle layer of 15g PI film and the inner layer of 75g warp-knitted base cloth are compounded through an adhesive. The fabric is light in gram weight, the inner layer knitted fabric is attached to the skin, comfort is enhanced, the surface density of the middle layer is high, and the fabric quality is guaranteed.

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.

The utility model discloses a roller screen device and crushing system for sample crushing pretreatment, which comprises a shell and a roller screen assembly arranged in the shell, the roller screen assembly at least comprises a rotating shaft and a roller driving assembly, the rotating shaft at least comprises a driving shaft and a driven shaft, a plurality of screen pieces are arranged on the driving shaft and the driven shaft, and the roller driving assembly is arranged on the shell. The driven shaft is connected with the driving shaft through the transmission assembly, the roller driving assembly is used for driving the driving shaft to rotate and driving the driven shaft to rotate synchronously through the transmission assembly, and the roller screen turnover mechanism is used for driving the roller screen assembly to turn over by a certain angle to achieve self-cleaning. The wet coal separating device can effectively separate wet coal, can reduce the abrasion risk of the crusher and the over-crushing problem, and can prevent the crusher from being blocked.