15results about How to "Guaranteed cooling function" patented technology

The invention relates to the technical field of heat dissipation of power distribution cabinets, in particular to a low-voltage power distribution cabinet for buildings, which comprises a cabinet body, an object placing plate is fixedly connected in the cabinet body, a power distribution element main body is placed at the upper end of the object placing plate, and the low-voltage power distribution cabinet further comprises a rainy day heat dissipation assembly which comprises a water collecting hopper fixedly connected at the upper end of the cabinet body. Different heat dissipation modes are provided for different weathers, water-cooling heat dissipation is adopted in heavy rain weather, fan blades are driven by wind power to rotate in windy weather to generate electricity for heat dissipation of heat pipes, natural ventilation heat dissipation is achieved through heat dissipation holes in normal weather, and forced ventilation heat dissipation can be achieved through a heat dissipation fan besides the first sealing plate and the second sealing plate are opened to increase convection in high-temperature weather; heat dissipation modes can be flexibly switched according to different weather conditions, the automatic adjusting assembly and the valve can automatically adjust the drainage path in rainy days, it is ensured that rainwater in the water collecting hopper can be smoothly drained, and meanwhile the heat dissipation function and the dustproof and rainproof function of the device are guaranteed.

The invention relates to the technical field of automobile parts, and provides a heat-resistant rubber hose for an engine, which comprises a pipe fitting, and the pipe fitting is provided with a pipe orifice part; the first connecting piece is arranged on the pipe opening part in a sleeving mode, the first connecting piece is provided with a first inner inserting part and a first outer sleeve part, and the first inner inserting part and the first outer sleeve part abut against the inner wall and the outer wall of the pipe opening part respectively; the first outer sliding block is arranged on the first outer sleeve part in a sliding mode, the sliding direction is in the axial direction of the pipe opening part, the first outer sliding block is provided with a first pressing part, and the first pressing part abuts against the outer wall of the pipe fitting in a sliding mode. By means of the technical scheme, the problem that in the prior art, a rubber pipe is likely to deform or fall off when the temperature changes and jolts is solved.

The invention discloses a low-interception hollow pipe for heating cigarettes and application of the low-interception hollow pipe, and belongs to the technical field of heating cigarette production. The low-interception hollow tube for heating the cigarettes is of a multi-layer structure and comprises at least one low-interception layer, at least one heat resisting layer and at least one supporting layer, the innermost layer is the low-interception layer, the low-interception layer serves as a hollow cooling section to be used for heating the cigarettes, condensation deposition and interception of aerosol in the hollow tube can be reduced, and the cigarette quality is improved. Meanwhile, it can be guaranteed that the temperature of the outer wall of the hollow pipe is low, and the risk of lip scalding is reduced.

The invention relates to the technical field of dry-type transformers, in particular to a dustproof and noise-reduction dry-type transformer. Comprising a shell and a transformer body, and further comprises an internal blowing mechanism, a self-cleaning mechanism, an air inducing mechanism, a water collecting mechanism and a sound insulation mechanism which are installed in the shell, a horizontal top plate, a baffle plate and an inclined top plate are arranged at the top of the shell, and the internal blowing mechanism comprises an air draft assembly, a filter element, a filter installation frame, a clamping connecting assembly and an air exhaust assembly; an extrusion plate which slides horizontally and is used for extruding the filter element is arranged in the sealing chamber, the air inducing mechanism comprises a first air inducing assembly and a second air inducing assembly, the water collecting mechanism comprises a water collecting tank, and the sound insulation mechanism comprises a damping assembly and a sound insulation plate. Natural wind can be guided to enter the shell to cool the transformer body, the transformer has the functions of dust prevention, rain prevention, sound insulation, self-cleaning and the like, long-time continuous operation can be achieved without maintenance, and the outdoor normal operation time and the service life of the transformer body are prolonged.

The utility model provides an antenna assembly and electronic equipment. The antenna assembly comprises a circuit board; the interference module is arranged on the circuit board; an antenna radiation structure, wherein the antenna radiation structure and the interference module are arranged at an interval; and a cooling fin, wherein the cooling fin is arranged opposite to the circuit board. The radiating fin covers the interference module and extends towards the antenna radiation structure; the radiating fin is provided with an open groove, the open groove at least penetrates through the conductive base layer of the radiating fin in the thickness direction of the radiating fin, and the open groove is located between the interference module and the antenna radiation structure. The utility model aims to solve the technical problem of antenna receiving interference caused by arrangement of cooling fins in the prior art.

The utility model discloses a magnetic cover plate applied to a board separator, which relates to the technical field of board separators, and comprises a board separator shell, a heat dissipation structure is mounted on the rear wall surface of the board separator shell, a mounting groove is formed in the board separator shell, eight mounting holes are formed in the mounting groove of the board separator shell, and the mounting holes are communicated with the heat dissipation structure. A dustproof structure is installed in an installation groove of the board dividing machine shell, and shock absorption structures are installed in four installation holes of the board dividing machine shell. According to the utility model, the split type cover plate mode is adopted to replace the mode of punching holes on the shell of the existing board splitting machine for ventilation, so that an operator can conveniently clean the ventilation net, the smoothness of cold air entering the board splitting machine is ensured, the heat dissipation function of the board splitting machine is further ensured, and the service life of the board splitting machine is prolonged. And in addition, a magnetic cover plate suction mode is adopted, so that an operator can detach the ventilation net on the premise of not using any tool, and the operation of the operator is further facilitated.

The present invention relates to the technical field of automobile parts, and proposes a heat-resistant rubber hose for an engine, comprising a pipe fitting, the pipe fitting having a pipe mouth; a first connecting piece sleeved on the pipe mouth, the first connecting piece having a first inner inserting part and a first outer sleeve, the first inner inserting part and the first outer sleeve respectively abutting against the inner wall and the outer wall of the pipe mouth; a first outer slider slidably arranged on the first outer sleeve, and the sliding direction is along the axial direction of the pipe mouth, and the first outer slider has a first pressing part, and the first pressing part slidably abuts against the outer wall of the pipe fitting. Through the above technical solution, the problem that the rubber hose in the prior art may be deformed or fall off when the temperature changes and bumps.

The present invention relates to the field of household appliances, and in particular to a protective structure and a cold fan, which are arranged between a cold fan wet curtain and a top cover, and include a first magnetic switch component, which is installed at a water leakage hole of the top cover, and the first magnetic switch component is in a closed state when not subjected to external magnetic force, and blocks the water leakage hole, and a second magnetic switch component, which is used to apply magnetic force to the first magnetic switch component so that the first magnetic switch component opens the water leakage hole. In this solution, the first magnetic switch component can be switched according to the installation status of the wet curtain. When the wet curtain is not installed, the first magnetic switch component is in a closed state, and the water leakage hole is blocked. When the cold fan is used without the wet curtain installed, water is prevented from flowing to the fan motor fan, thereby solving the problems of water splashing and noise of the fan, ensuring the proper use of the fan blowing function, and improving the electrical safety of the cold fan.

The utility model relates to a microbial fertilizer fermentation device. The microbial fertilizer fermentation device comprises a box body, a stirring assembly and a discharging assembly, a fermentation chamber used for containing fermented materials is arranged in the box body. The stirring assembly comprises a first power source and a telescopic stirring rod, and the first power source drives the telescopic stirring rod to rotate in the fermentation chamber to achieve material mixing. The discharging assembly is composed of a cutting plate and a discharging push plate, and a discharging opening communicated with the fermentation chamber is formed in the side wall of the bottom of the box body. The discharging push plate can move in the direction close to or away from the discharging opening and is used for pushing out bacterial manure; the cutting plate is movably arranged above the discharging push plate and moves in the horizontal direction, the lower surface of the cutting plate abuts against the upper surface of the discharging push plate, and the functions of cutting and pushing the bacterial fertilizer are achieved. The device ensures uniform mixing of fermented materials through the stirring assembly, realizes efficient discharging through cooperation of the discharging assembly, and has the characteristics of reasonable structure and simplicity and convenience in operation.

This utility model belongs to the field of LNG processing technology, specifically an integrated structure for LNG pressure regulation, metering, and odorization skids. It includes a base, an odorization component fixed to the top of the base, a transmission pipeline fixed to the side wall of the odorization component, a reheating, pressure regulation, metering, and odorization controller fixed to the side of the transmission pipeline, the bottom of the reheating, pressure regulation, metering, and odorization controller fixed to the top of the base, a transmission pipeline fixed to the side wall of the reheating, pressure regulation, metering, and odorization controller, a vaporizer fixed to the side of the transmission pipeline, a transmission pipeline fixed to the side wall of the vaporizer, an LNG storage tank fixed to the side wall of the transmission pipeline, a protective canopy fixed to the top of the base, an observation window fixed to the side wall of the protective canopy, and an odorization machine fixed to the temporal part of the odorization component. The odorization machine has two units. Through the above structure and the use of multi-layer processing components, LNG processing is completed, enabling the device to process LNG quickly, increasing the processing efficiency, and improving the practicality and processing efficiency of the device.

The utility model discloses a testing device for a fire-fighting linkage system, relates to the technical field of testing devices for fire-fighting linkage systems, and aims to solve the problems that most of testing devices for fire-fighting linkage systems in the prior art are fixedly arranged at fixed points, and devices to be tested need to be connected with the testing devices during testing, so that the testing time is shortened. Therefore, the use flexibility is influenced. A door body is arranged on the front end face of the testing device, a display screen is arranged on the front end face of the door body, testing buttons are arranged below the display screen, a connecting groove is formed in the rear end face of the testing device, and first fixing holes are formed in the periphery of the interior of the connecting groove; the connecting assembly is arranged in the connecting groove, a fixing plate is arranged on the front end face of the connecting assembly, and a fixing frame is arranged on the fixing plate; and the mounting assembly is arranged on the connecting assembly, and second fixing holes are formed in the upper end and the lower end of the front end face of the mounting assembly correspondingly.

The present invention relates to the technical field of generator set silencing, and proposes a silent box for a generator set, including a box body for placing the generator set, having a silent cavity, a first opening and a second opening, both of which are connected to the silent cavity; a heat dissipation fan, which is arranged in the silent cavity, and the air outlet is directed toward the first opening or the second opening; a first muffler, which is arranged at the first opening; a second muffler, which is arranged at the second opening, and both the first muffler and the second muffler have a plurality of staggered silencer channels, which are interconnected and are connected to the outside of the box and the silent cavity. The above technical scheme solves the problem in the related art that the noise cannot be effectively isolated due to the air inlet and exhaust port set to ensure the heat dissipation effect.

The invention relates to a multi-point multi-stage temperature protection implementation method applied to an automobile water pump. The multi-point multi-stage temperature protection implementation method comprises the following steps that S1, main heating elements in a controller are confirmed; s2, temperature calibration is carried out on the main heating element to be tested in a laboratory, the calibrated temperature is graded according to the equal-interval temperature difference, and meanwhile the speed reduction proportion and the high-temperature shutdown protection temperature under different temperature grades are set; s3, NTC is arranged close to the main heating element; s4, performing temperature sampling on different NTC by the microprocessor, and calculating real-time temperature; and S5, the microprocessor judges the real-time temperature, and speed reduction or shutdown or normal operation is carried out according to a set value. The invention further provides an implementation device of the method. The implementation device comprises a microprocessor and a plurality of NTC. The overall temperature condition of the controller can be reliably obtained, so that temperature protection of the automobile water pump is achieved, the temperature condition in daily use can be recorded, early warning is conducted in advance when the temperature is abnormal, and the situation that the cooling function is suddenly lost is prevented.

The utility model discloses a lower mould structure for compression moulding with high cooling efficiency, including cavity mounting sleeve, lower mould gasket, lower mould cooling cavity, the lower mould cooling cavity includes cooling outer cavity, the cooling inner cavity is sleeved in cooling outer cavity, wherein, the cooling outer cavity is clamped between the upper end of cavity mounting sleeve and lower mould gasket and the lateral wall of this cooling outer cavity is provided with a plurality of outer cavity passageways, the lower surface of cooling inner cavity is provided with a plurality of horizontal channels and the outside of this cooling inner cavity is provided with a plurality of longitudinal channels, one end of horizontal channel is cooling liquid inlet and the other end of this horizontal channel is communicated with longitudinal channel, outer cavity passageway in proper order, be provided with upper die pressure surface on cooling outer cavity, when closing mould, the upper die pressure surface is in axial direction and is in contact with upper die. The utility model can consider rustproof performance and strength and heat treatment process performance when making, can also effectively guarantee cooling liquid flow along the specified route to improve the cooling efficiency.

The invention discloses LED lighting equipment which is characterized in that the LED lighting equipment comprises a heat exchange unit, the heat exchange unit comprises a base and a plurality of heat dissipation fins connected to the base, and the heat dissipation fins are parallel to one another; the light-emitting unit is connected with the heat exchange unit and forms a heat conduction path, and heat generated by the light-emitting unit is conducted on the heat dissipation fins from bottom to top; the light-emitting unit comprises a base plate and a light-emitting body, the base plate is fixed with the base, the base plate comprises a mounting surface, the light-emitting body is arranged on the mounting surface, and a convection opening is formed in the base; the shell is connected to the heat exchange unit, and the shell comprises a cavity; and the power supply is arranged in the cavity and is electrically connected with the light-emitting unit.