39results about How to "Avoid moisture damage" patented technology

The invention relates to a device for reducing the moisture loss rate of express parcels based on big data analysis, and the device comprises a logistics moisture loss analysis platform which comprises a real-time processing module which is used for obtaining real-time weather data and real-time order information; the logistics moisture loss management end is used for starting the moisture loss prediction module when the real-time weather data reach a preset weather threshold value, and the moisture loss prediction module is used for processing the real-time weather data and the real-time order information, generating a moisture loss prediction result and sending the moisture loss prediction result to the logistics moisture loss management end; and the query module is connected with the logistics moisture loss management terminal and is used for querying the moisture loss prediction result, so that a risk elimination principal carries out risk elimination on the express parcel according to the moisture loss prediction result. According to the device, a risk elimination responsible person can obtain the moisture loss prediction result, risk elimination is carried out on the express parcel, moisture loss of the parcel is avoided in advance, and the moisture loss rate of the express parcel is effectively reduced.

The present invention relates to the technical field of tomato fertilization machinery, and discloses a tomato planting root system quantitative fertilization apparatus and method, the tomato planting root system quantitative fertilization apparatus comprises: a displacement mechanism used for storing fertilizer particles, moving the apparatus to a position between two tomato plants, and enabling a fertilization area to deviate to any one of the two tomato plants according to a plant growth state; the fertilizing mechanism is arranged in the middle of the displacement mechanism and is used for extruding and closing a fertilizing channel while extruding and compacting the soil and forming a fertilizing pit, so that the fertilizing amount each time is fixed, and the fertilizing channel is opened in the lifting process to complete fertilizing; the water sprinkling mechanism is arranged on the upper side of the displacement mechanism and is used for performing water sprinkling operation on the fertilization area after fertilization. The fertilizer application position can be dynamically adjusted through the displacement mechanism according to the growth state of tomatoes, the precision of the fertilizer application amount each time is ensured in cooperation with the fertilizer application mechanism, meanwhile, fertilizer waste is avoided, the fertilizer utilization efficiency is improved, and directional nutrition supply to roots is achieved.

This disclosure relates to the field of prefabricated cabin cable connection structures. One embodiment of this disclosure provides a prefabricated cabin cable connection structure, which includes: a filling sealing sleeve and a plurality of protective tubes interconnected, one of which is connected to one end of the filling sealing sleeve. Both external and internal cables are connected to the filling sealing sleeve. A docking assembly is disposed within the filling sealing sleeve, and a protective fixing assembly is disposed on the protective tubes. The docking assembly includes a sealing core disposed within the sealing sleeve, and a plurality of conductive blocks are disposed within the sealing core and fixed within the filling sealing sleeve. External and internal connectors are respectively inserted and connected to both ends of the filling sealing sleeve, and the external and internal connectors are respectively connected to the external and internal cables. This technical solution solves the technical problem of poor protection and easy leakage in the prior art, which seriously threatens the safe operation of equipment inside the cabin.

The utility model relates to a logistics storage equipment technical field, especially a dehumidification moistureproof logistics cabinet, including the cabinet body, being equipped with a plurality of storage compartments in the cabinet body, and the bottom of storage compartment has the air hole, and the back wall is equipped with the exhaust port of detachable mesh board and exhaust fan, the one side of cabinet body is equipped with the dehumidification box, and the dehumidification box passes through the air outlet pipe, air inlet pipe and cabinet body top air inlet and exhaust mechanism to build air circulation, and the air outlet pipe is connected with the valve, the dehumidification box is equipped with the dehumidification assembly of sliding card in the sliding groove, and the air inlet pipe port is connected with the protective net cover, still is equipped with humidity sensor one, two and controller to realize intelligent control. Its construction efficient air circulation guarantees humidity uniform, and the dehumidification assembly is easy to maintain, and the protective net cover prevents sundries, and the intelligent control energy -conserving and effect stable, can effectively solve the dehumidification moistureproof problem of logistics cabinet, satisfies the high -quality storage demand of goods.

The silt flushing system comprises a water taking opening, a silt flushing pump set unit, a silt flushing main pipe, a silt flushing branch pipe, a manual silt flushing connector short pipe, a silt flushing hose, an adjusting valve, a silt cutting water gun, a silt guiding water gun, a hose water gun and a maintenance corridor. The water intake is a water intake device of the silt flushing system; the silt flushing pump set unit provides pressure water for the silt flushing system; the silt flushing main pipe conveys pressure water to the silt flushing branch pipe and the manual silt flushing connector short pipe. The silt flushing branch pipe is connected with the silt flushing main pipe, the silt cutting water gun and the silt guiding water gun; the manual silt flushing connector short pipe is connected with the silt flushing main pipe and the silt flushing hose, and adjusting valves are arranged on the silt flushing branch pipe and the manual silt flushing connector short pipe so as to adjust the water amount of each water gun; the silt flushing hose is connected with a hose water gun; the silt cutting water gun is close to the gate and used for dispersing silt; the silt guide water gun is arranged below the maintenance platform and is used for dispersing silt and forming a silt washing water channel; the hose water gun is used for manual silt flushing; and the maintenance corridor is used for checking and maintaining the water gun.

This utility model relates to the field of logistics and transportation technology, and discloses a logistics turnover box, comprising: a box body having an opening and a receiving cavity communicating with the opening, the opening of the box body having a first hinge portion; a box lid having a second hinge portion on its side near the box body that is hinged to the first hinge portion, the box lid being able to close the receiving cavity when closed on the box body; and a hinge drainage channel provided on the box body and located around the first hinge portion, the hinge drainage channel being used to collect water falling at the hinge point of the first hinge portion and the second hinge portion and drain it to the outside of the box body. This utility model provides a hinge drainage channel to collect rainwater and other water stains, draining water falling at the hinge point of the first hinge portion and the second hinge portion to the outside of the box body, thereby preventing rainwater and other water stains from flowing into the box body through the rotating connection between the box lid and the box body, ensuring the waterproof performance of the logistics turnover box, and preventing the items transported inside from getting wet and damaged.

The utility model relates to the technical field of double-faced paperboards, and discloses a novel double-faced paperboard which comprises a corrugated board layer, nylon net layers are arranged on the upper side and the lower side of the corrugated board layer respectively, a paperboard layer is arranged on the side, away from the corrugated board layer, of each nylon net layer, a protective film is arranged on the side, away from the nylon net layer, of each paperboard layer, and the protective films are arranged on the side, away from the nylon net layers, of each paperboard layer. The front side and the rear side of the corrugated board layer are each provided with a protection plate fixedly connected with the side face of the corrugated board layer, the nylon net layers are designed to be antibacterial, the thicknesses of the two nylon net layers are the same, and the protection film is a waterproof plastic film. According to the novel double-sided paperboard, the corrugated paperboard layer, the nylon net layer, the protective film and the protective plate are arranged, the corrugated paperboard layer has a certain supporting effect, has good compression resistance and shock resistance functions and bears certain pressure, the waterproof performance is further guaranteed through the protective film, and the paperboard layer and the corrugated paperboard layer are effectively prevented from being damped and damaged; the purpose of good waterproof performance is achieved.

The utility model relates to the technical field of ticket root pendants, and discloses a hemp-flowing shaking laser acrylic waterproof anti-crease ticket root pendant, which comprises an acrylic waterproof plate, the upper surface of the acrylic waterproof plate is fixedly connected with a semicircular block, and the front surface of the semicircular block is provided with a through pendant hole; a rotating disc arranged is pressed into a circular groove, meanwhile, a clamping block is driven by the rotating disc to enter a groove, then the rotating disc is rotated to be fixed into the circular groove, and pressurization is conducted on the interiors of multiple first air cavities at the same time through extrusion of a second piston plate; therefore, the decorative paper is flatly fixed in the display cavity through the multiple clamping plates, and on the contrary, fixation of the decorative paper in the display cavity can be canceled through operation. And after an inclined block is pushed into an extrusion cavity, a sealing plate is rotated to the lower part, so that a favorite pattern can be replaced by taking out the decorative paper.

The utility model relates to the field of intelligent water supply, in particular to an integrated intelligent water supply device convenient to maintain. The utility model provides an integrated intelligent water supply device convenient to maintain. The integrated intelligent water supply device comprises a protective shell, a rainproof cover, universal wheels, intelligent water supply equipment, a baffle, a handle and the like. A door is rotatably arranged on the front side of the protective shell, a rainproof cover is mounted on the upper portion of the protective shell, a plurality of universal wheels are circumferentially mounted at the bottom of the protective shell, intelligent water supply equipment is mounted on the protective shell, two baffles are arranged on each of the front side and the rear side of the protective shell, and two handles are slidably arranged on each of the front side and the rear side of the protective shell. The handle and the inclined block are pulled outwards, the baffle is unlocked, the baffle is taken out of the protective shell, and the intelligent water supply equipment is completely exposed, so that workers can maintain the intelligent water supply equipment conveniently, and the effect of quicker maintenance is achieved.

The utility model relates to a cold channel convenient to install, which comprises a cold channel main body, an installation through groove is arranged at the upper end of the cold channel main body, an air inlet box is connected in the installation through groove in a sliding mode, and two ends of the air inlet box are fixedly connected with installation plates which are fixedly connected with the cold channel main body through bolts. A plurality of air outlet covers communicating with the interior of the air inlet box are fixedly connected to the lower end face of the air inlet box, a dismounting through groove is formed in one face of each air outlet cover, a rubber sealing plate is sleeved with the dismounting through groove, and a placing screen frame slidably connected with the dismounting through groove and the interior of each air outlet cover is fixedly connected to one face of each rubber sealing plate; silica gel moisture absorption particles are arranged in the placing screen frame, and two baffles which are both in sliding connection with the lower end face of the placing screen frame are fixedly connected into the air outlet cover. According to the cold channel convenient to install, moisture existing in cold air blown into the cold channel body can be dehumidified, the situation that a case is prone to being affected with damp and damaged due to the fact that the case is blown by the moisture for a long time is avoided, and the cold channel convenient to install is practical.

The invention discloses a multifunctional switch cabinet and an installation method.The multifunctional switch cabinet integrates multiple functions of heat dissipation, dehumidification, illumination, intelligent control and the like, can meet the requirements of different users, is good in heat dissipation performance, can effectively dissipate heat in the cabinet through cooperation of a heat dissipation fan and heat dissipation holes, and is high in practicability. The dehumidification device can effectively remove moisture in the cabinet and prevent the equipment from being affected with damp and damaged, illumination is convenient, the illumination device can provide convenience for installation and maintenance of the equipment under the condition of insufficient light, intelligent control can be achieved, an intelligent control system can monitor various parameters in the cabinet in real time, and the intelligent control system is suitable for popularization and application. And the heat dissipation device, the dehumidification device and the lighting device are automatically controlled, so that the intelligent level of the switch cabinet is improved.

The utility model relates to the technical field of operation and maintenance equipment, in particular to drainage pipe network detection data management equipment and system.The drainage pipe network detection data management equipment comprises detection data management equipment, a fixing shell is arranged on one side of the detection data management equipment, a side clamping plate is installed in the fixing shell, a lower clamping plate is arranged on the lower side of the side clamping plate, and a buckling cover is arranged on one side of the lower clamping plate; protective shells are mounted on the two sides of the buckle cover, and connecting plates are fixedly connected to one sides of the protective shells; the detection data management device has the beneficial effects that when the detection data management device needs to be installed, the buckle cover is opened, and the bottom of the detection data management device is placed on the upper surface of the lower clamping plate, so that the detection data management device presses the lower clamping plate to slide downwards in the fixed shell under the action of gravity, and meanwhile, the clamping plates on the two sides are indirectly driven to move towards the center; and when the detection data management equipment needs to be taken down, the detection data management equipment can be taken out only by pulling the detection data management equipment upwards, so that the detection data management equipment is convenient, rapid and simple to operate.

The invention discloses a museum book management placing shelf which comprises a shell, a driving assembly, a drying agent, a connecting pipe, a preventing block, an illuminating lamp, a fan and a placing cavity, when books are stored, the books are sequentially placed in placing grooves, and when the books need to be placed in the placing groove on the rear side of the placing block, the driving assembly drives a rotating shaft to rotate; after the rotating shaft rotates to drive the placing grooves to rotate to the opposite positions, books are sequentially placed in the idle placing grooves, the books are placed in the placing grooves for a long time, the drying agent can preliminarily dry air in the shell, the heating lamp is turned on regularly to heat the air, and the fan conveys the heated air into the shell through the connecting pipe. Under the cooperation of the circulating pipe, air in the shell is circularly dried, the dryness of the air is guaranteed, the placed books are well protected, good light can be provided through the arranged illuminating lamp, and related personnel can conveniently take and place the books.

The utility model relates to the technical field of packaging, and particularly discloses a front evaporator packaging structure which comprises a box body, two box covers, a silicon rubber case, two sets of dividing assemblies, two sets of lifting assemblies, a placing assembly and a ventilation assembly. Each set of dividing assembly comprises a partition plate and two clamping blocks, and the two box covers are symmetrically arranged on the upper surface of the box body; the containing assembly is arranged in the box body, the two ends of the partition plate are attached to the inner wall of the box body, one ends of the two clamping blocks are fixedly connected with the containing assembly, the other ends of the two clamping blocks are arranged on the outer side of the partition plate in a sleeving mode and connected with the partition plate in a clamped mode, and the silica gel sleeve is arranged at the lower end of the box body in a sleeving mode and detachably connected with the box body. The two lifting assemblies are symmetrically arranged on the two sides of the silicon rubber case, the ventilation assembly is arranged on one side of the box body, and through the arrangement, the flexibility in the loading and unloading process is improved, the packaging cost is saved, and the actual requirements are better met.

This utility model relates to the field of electronic component sales technology and discloses a display and dehumidifying cabinet for electronic component sales. It includes a cabinet body with a support plate fixedly connected to the upper part of the cabinet interior. An observation window is provided on the upper surface of the cabinet body, located directly above the support plate. Equidistant sliding holes are provided on the front surface of the cabinet body, extending into the interior of the cabinet body. A cabinet door is rotatably connected to the front of the cabinet body via a hinge, located below the sliding holes. It also includes a placement mechanism, which is located on the upper part of the support plate, and a placement plate for placing electronic components. This utility model, through the placement mechanism and sliding holes, makes the placement and retrieval of electronic components more convenient. The design of the movable plate and partitions allows for flexible adjustment according to the size and quantity of electronic components, improving the space utilization of the display cabinet. Simultaneously, the sealing plate and sealing ring effectively prevent moisture from entering the cabinet interior through the sliding holes, enhancing the dehumidifying performance and ensuring the storage quality of the electronic components.

The invention discloses a liquid cooling liquid distribution system with a deionized water treatment function, the liquid cooling liquid distribution system comprises a deionization bypass and a CDU and a load device which form a circulation loop, a front pipeline is arranged between the CDU and the load device, the load device is provided with a rear pipeline, and the front pipeline is connected with the deionization bypass. The deionization bypass comprises a filter and a deionization tank which are sequentially connected through a pipeline, and the filter comprises a filter body and a protective cover connected with the filter body through a locking device; the filter has the beneficial effects that the structural design that the filter body and the protective cover are detachably connected is adopted, rapid assembly and separation of the filter body and the protective cover are achieved through the locking device, and the filter screen is fixedly installed on the protective cover, so that when the filter screen needs to be cleaned, the protective cover can be separated from the filter body only by loosening the protective cover through the locking device; complicated fixing parts do not need to be disassembled, and the operation is convenient, fast and efficient.

The utility model discloses a kind of ventilation and air exchange devices in electric power well, it is related to electric power well field, to solve the problem of the internal air flow of existing technology in electric power well is not smooth, when electric power well is overhauled, technical personnel enters the internal electric power well and is easy to produce the problem of hypoxia condition.The air inlet upper end is provided with a supply air pipe, the middle part inside the supply air pipe is provided with a supply air fan, the supply air pipe upper end extends out of ground and is connected with a ventilation pipe, the air outlet upper end is provided with an air outlet pipe, the air outlet pipe upper end extends to ground and is fixedly connected with well lid fixing seat, the well lid fixing seat inside is provided with a support ring, the support ring inside upper end is fixedly provided with a ventilation net, by setting supply air fan and ventilation pipe forced air supply, cooperate air outlet pipe natural exhaust, form efficient air circulation system, effectively solve the hypoxia problem caused by ventilation in electric power well is not smooth, guarantee the safety of overhauling personnel operation.

The integrated container comprises a box body, sliding rails are symmetrically arranged on the inner wall of the box body, a containing box is arranged on the surfaces of the sliding rails in a matched mode, classification boxes are evenly arranged in the containing box, a telescopic device is arranged at one end of the inner wall of each classification box, and a separation device is arranged at one end of each telescopic device in a matched mode. A drying box is arranged on the lower portion of the inner wall of the box body in a matched mode, a drying agent is placed in the drying box, a filter plate is fixedly arranged on the inner wall of the box body, a medicine containing box is fixedly arranged on the upper portion of the box body, and buffering pads are symmetrically arranged on the lower portion of the box body. And meanwhile, the storage time of the medicines is prolonged, and the aim of preventing the medicines from being damaged due to improper storage or too long storage time of the medicines is achieved.

The utility model provides a gridding atmospheric environment monitoring data acquisition device which comprises an atmospheric sampler, the atmospheric sampler is installed in an acquisition box, an internal rain shielding assembly is arranged in the acquisition box, and external rain shielding assemblies are arranged on the left side and the right side in the acquisition box. According to the device, when a programmable logic controller detects that it rains outside a transparent protective cover through a light sensation type raindrop sensor, a digital hydraulic cylinder can be controlled to extend, so that the digital hydraulic cylinder drives internal rain baffles on the left side and the right side to move downwards through a connecting plate to block the inner side of a ventilation cavity from rain, and meanwhile, the inner side of the ventilation cavity is blocked; the internal rain baffles drive the driving racks to descend together, so that the driving racks drive the transmission gears to rotate clockwise, and then the transmission gears rotating clockwise drive the external rain baffles on the left side and the right side to move upwards through driven teeth to block the outer side of the ventilation cavity from rain; and rainwater is prevented from entering the collection box through the air inlet cavity to cause moisture damage to the atmosphere sampler.

The utility model relates to the technical field of computer equipment, and discloses a heat dissipation base for computer network equipment. The heat dissipation base for the computer network equipment comprises a supporting frame, a supporting rod is fixedly installed at the top of the interior of the supporting frame, an infrared thermometer is fixedly installed in the top of the supporting rod, four frames are fixedly installed on the periphery of the supporting rod, heat dissipation fans are fixedly installed in the frames, and the heat dissipation fans are fixedly installed in the supporting frame. A supporting net is fixedly installed in the middle of the top of the supporting frame, an anti-skid layer is fixedly installed on the top of the supporting net, a supporting plate is fixedly installed at the bottom of one side of the supporting frame, and a cooling-water machine is fixedly installed on the top of the supporting plate. According to the heat dissipation base for the computer network equipment, through operation of the cooling-water machine, cooled water is shunted from the water outlet block and then fed into the cold water pipes, air entering the heat dissipation frame is refrigerated through the cold water pipes, and therefore the temperature of the air is reduced, and the heat dissipation effect of the heat dissipation base for the computer network equipment is improved.

The utility model relates to a condensate water treatment device for refrigeration air conditioning equipment. According to the technical scheme, a rectangular shell is installed on the air conditioner side wall of the lower portion of a condensation drain pipe of the air conditioner indoor unit, a filtering assembly is fixedly installed on the inner wall of the rear side of the rectangular shell and comprises a filtering bin, a water inlet in the upper portion of the filtering bin is in sealed connection with the condensation drain pipe, and a filter element containing groove is formed in the top of the filtering bin downwards; a filter element is inserted in the filter element placement groove, the lower part of the filter element placement groove is hermetically connected with a water inlet pipe of a miniature water pump mounted on the rear side of the inner wall of the bottom of the rectangular shell through a pipeline, and a water outlet pipe of the miniature water pump is communicated with a water inlet in the upper end of an ultrasonic humidifier mounted on the front side of the inner wall of the bottom of the rectangular shell through a pipeline; a water mist generation pipe of the ultrasonic humidifier penetrates through a sealing connection atomization pipe on the front side wall of the rectangular shell, and the atomization pipe is arranged on the edge of the upper end of an air outlet of the air conditioner indoor unit. The humidifier has the advantages that condensate water is used as a water source of the humidifier, and the cyclic utilization rate of the humidifier is improved.

The utility model discloses a display device for enterprise management, which belongs to the technical field of enterprise management and is characterized by comprising a display board, a placing groove is arranged on the front side of the display board, a positioning component is arranged at the bottom of the inner wall of the placing groove, and a fixing component is arranged on the rear side of the inner wall of the placing groove. When the movable lead screw moves, the second clamping plate is driven to extrude the paper file, so that the bottom end of the paper file can be preliminarily fixed, by arranging the fixing assembly, the top end of the paper file is placed between the opposite sides of the first clamping plate and the placing groove, and the first clamping plate is driven by the backward elastic force of a fastening spring and an elastic piece to move backwards; by means of the arrangement, the paper files of different sizes can be extruded and fixed, the flexibility during use is improved, and meanwhile the phenomenon that the paper files are damaged due to moisture can be prevented.

The present invention belongs to the technical field of industrial Internet equipment and relates to a protection device and a protection method for industrial Internet equipment, which includes a mobile platform, a roller is fixedly connected to the bottom of the mobile platform, a first shock absorber and a dust storage box are fixedly connected to the top of the mobile platform, a dust pump is fixedly connected to the top of the dust storage box, a protective box is fixedly connected to the top of the first shock absorber, a dust hood and a second shock absorber are fixedly connected to the bottom of the inner wall of the protective box, a hose on the top of the dust pump passes through the protective box and is fixedly connected to the dust hood, and the bottom of the dust pump passes through the dust storage box and is located in the dust storage box. The beneficial effect is that through the protective pads, protective plates and hydraulic buffers, the protective pads, protective plates and hydraulic buffers can alleviate the impact force brought by other objects to the greatest extent, avoid collision between other objects and the device to cause deformation of the protective box and damage to the Internet equipment, thereby improving the protection effect of the device.

The table type water purifying and drinking machine comprises a machine body and a pure water kettle installed on the machine body, the machine body is provided with a protruding installation base and a shell covering the installation base, a kettle containing space used for containing the pure water kettle is formed below the installation base, and the machine body is provided with a sterilization module. The sterilization module is arranged in a space defined by the mounting base and the shell, a light transmitting part is arranged at the top of the pure water kettle, the sterilization module can emit ultraviolet light, and the ultraviolet light irradiates the interior of the pure water kettle through the light transmitting part. The light-transmitting part at the top of the pure water kettle enables ultraviolet light emitted by the sterilization module to irradiate the interior of the pure water kettle, sterilization and disinfection are conducted on the interior of the pure water kettle, sanitation and safety of drinking water are guaranteed, use safety and health of the table type water purifying and drinking machine are improved, physical isolation between the sterilization module and a water using area is achieved, and the water purifying and drinking efficiency is improved. And the module is effectively prevented from being affected with damp and damaged while the ultraviolet sterilization effect is ensured.

The utility model discloses a deep foundation pit earthwork excavation combined supporting device, which belongs to the technical field of deep foundation pit earthwork and comprises a foundation pit wall, transverse fender posts are arranged on the inner surface of the foundation pit wall, longitudinal fender posts are arranged on the surfaces of the transverse fender posts, and fixing components are arranged at the bottoms of the longitudinal fender posts. The fixing assemblies are arranged, the threaded insertion rods are fixed to the bottoms of the longitudinal fender posts in a threaded mode, the pointed rods at the lower ends of the threaded insertion rods can conveniently drive the threaded insertion rods to be inserted into soil, and therefore the longitudinal fence is more stable in structure when installed; the protective cover can shield the pointed rod, so that the safety is relatively high; the protective assemblies are arranged, the surfaces of the transverse fender posts and the surfaces of the longitudinal fender posts are coated with epoxy resin anti-corrosion paint for anti-corrosion protection, the anti-abrasion paint layers enable the fender posts not to be abraded easily, the inner waterproof layer and the outer waterproof layer achieve double moisture prevention, the fender posts are prevented from being damped and damaged, and the protective effect is good.

The utility model discloses circuit board protective agent spraying equipment with a quick drying function, which comprises a processing table, a sliding groove is formed in the center of the surface of the processing table, a connecting rod is fixedly connected inside the sliding groove, a sliding block is sleeved outside the connecting rod, a placing plate is fixedly connected to the top of the sliding block, and the placing plate is fixedly connected to the top of the processing table. A supporting frame is fixedly connected to the position, close to the edge, of the surface of the machining table, and a connecting pipe is arranged on the inner top wall of the supporting frame. According to the utility model, the drying assembly is arranged on the spraying equipment, and the circuit board workpiece is blown by the reciprocating motion of the driving fan, so that the circuit board device sprayed with a protective agent can be quickly dried, the waiting time for subsequent processing steps of the circuit board is reduced, the processing efficiency of circuit board production is improved, and the production cost is reduced. And meanwhile, the height and the using angle of the drying assembly can be flexibly adjusted, drying processing can be conveniently conducted on the circuit board device from different positions, and the flexibility of the drying assembly in the using process is improved.

The utility model relates to the technical field of car lamp control circuit boards, and discloses a car lamp control circuit board which comprises a circuit board body, the circuit board body is connected with an arch-shaped protective cover in a clamped mode, clamping grooves are formed in the two ends of the arch-shaped protective cover, and a ventilation assembly is composed of a base and a rotating convection cap. A limiting ring is arranged on the side wall of the central column; the rotary convection cap is arranged on the upper portion of the center column, the lower portion of the rotary convection cap is open, the side wall of the rotary convection cap is composed of arc-shaped fan blades which are evenly arranged in a staggered and surrounding mode, and the bearing is connected with the rotary convection cap through a second straight rod. When heat is generated above the circuit board body, as the temperature above the protective cover is lower, airflow is generated around the ventilation assembly, so that the rotary convection cap is driven to rotate to take away heat, and moist air generated by condensation due to temperature difference change can be taken away at the same time; therefore, the effects of preventing the circuit board from being affected with damp and damaged and efficiently dissipating heat of the circuit board are achieved.

The utility model discloses a handle-free cabinet wooden door plate which comprises a fixing frame, two attaching plates are arranged on the inner side of the fixing frame, the two attaching plates are symmetrically distributed relative to the center line of the fixing frame, a connecting rod is arranged between the two attaching plates, the fixing frame is composed of a first fixing rod and a second fixing rod, and the first fixing rod is connected with the second fixing rod. Positioning blocks are arranged at the top and the bottom of the first fixing rod, positioning grooves are formed in the two sides of the bottom of the second fixing rod, and a connecting mechanism is arranged between the connecting rod and the first fixing rod. By arranging the connecting mechanism, the two first fixing rods can be limited and fixed by the two ends of the connecting rod respectively, so that after the device is assembled, the structural strength of the device is improved, the service life of the device is prolonged, meanwhile, the overall weight of the device is reduced by arranging a gap in the device, and the cost is reduced. And therefore, the device can be conveniently transported.

The utility model relates to the technical field of thermo-sensitive paper, and discloses wear-resistant thermo-sensitive paper which comprises a thermo-sensitive paper body, the thermo-sensitive paper body comprises an upper protective layer, a thermo-sensitive color-changing layer, an adhesive layer, a body paper layer and a lower protective layer, the upper protective layer is located at the top of the thermo-sensitive color-changing layer, the thermo-sensitive color-changing layer is located at the top of the adhesive layer, and the lower protective layer is located at the bottom of the body paper layer. The adhesive layer is located at the top of the body paper layer, the lower protective layer is located at the bottom of the body paper layer, and the upper protective layer comprises a wear-resistant layer and an isolating layer. According to the thermo-sensitive paper, the thermo-sensitive paper body is composed of the upper protective layer, the thermo-sensitive color-changing layer, the adhesive layer, the body paper layer and the lower protective layer, the upper protective layer is composed of the wear-resistant layer and the isolating layer, and the lower protective layer is composed of the waterproof layer and the wear-resistant coating layer, so that the original characteristics of the thermo-sensitive paper are reserved; the wear resistance and the water resistance of the upper surface and the lower surface of the thermo-sensitive paper body are improved, and the service life of the thermo-sensitive paper body is prolonged.