58results about How to "Prevent flow" patented technology

The utility model provides a kind of security filter convenient to replace, including shell and the screw rod of the lifting assembly being arranged in its upper cavity, first sensor, second sensor, sealing unit, a plurality of first filter components and a plurality of second filter components, and first sensor, second sensor are respectively installed in the upper portion and lower portion in shell;The upper portion of shell is connected with upper cover, and opposite sides are respectively provided with water inlet and water outlet, and first filter component and second filter component are sequentially and alternately sleeved in the outside of lifting assembly screw rod below water inlet, and first filter component, second filter component are arranged at angle;Lifting assembly is used to drive first filter component, second filter component up and down movement.The security filter convenient to replace of the utility model, the structure of lifting assembly and filter component being arranged, so that filter plate can be automatically lifted to the outside of shell, facilitate staff maintenance and replacement, reduce the operation difficulty, improve work efficiency.

A surface acoustic wave (SAW) device includes: a piezoelectric layer; an interdigitated electrode structure located on the piezoelectric layer; a wiring layer located on the piezoelectric layer and electrically connected to the interdigitated electrode structure; an interconnect layer located on the wiring layer; bumps located on the interconnect layer; and a metallization structure located between the interconnect layer and the bumps, electrically connecting the interconnect layer and the bumps and preventing material from the bumps from penetrating into the interconnect layer. The metallization structure on the interconnect layer prevents the bumps from directly contacting the interconnect layer, instead connecting them electrically through the metallization structure. This prevents the material of the bumps from fusing with the material of the interconnect layer and intruding into the device, thus preventing semiconductor device failure and improving the performance of the semiconductor device. Furthermore, the metallization structure's location between the bumps and the interconnect layer enhances the adhesion between the bumps and the interconnect layer.

This invention provides a refrigerator, including a cabinet defining a first and second refrigeration compartment arranged in a left-right direction; a refrigeration cavity disposed within the first refrigeration compartment; an air inlet channel disposed between the second refrigeration compartment and the refrigeration cavity; an air outlet assembly disposed within the second refrigeration compartment and spaced from the rear wall of the second refrigeration compartment, the air outlet assembly communicating with the air inlet channel to guide cold air from the refrigeration cavity to the second refrigeration compartment; and a return air channel disposed between the second refrigeration compartment and the refrigeration cavity, with the inlet of the return air channel located between the air outlet assembly and the rear wall of the second refrigeration compartment. The refrigerator of this invention facilitates the flow of cold air towards the bottom of the second refrigeration compartment as much as possible, thereby improving the uniformity of the refrigeration effect within the second refrigeration compartment. Furthermore, when refrigeration is stopped, cold air flow is prevented from reaching food, thus preventing the food from freezing.

This utility model relates to the field of optical component processing technology, specifically a device for removing liquid accumulated on a dome screen. It includes a suction pipe and a spray pipe, and a frame. A base plate is mounted on the top of the frame, and a chemical tank is fixed on the base plate. A rotating seat for placing the dome screen is installed inside the chemical tank. The rotating seat is driven by a rotating assembly; the rotating assembly drives the rotating seat to rotate, thereby causing the dome screen to rotate. Simultaneously, the spray pipe sprays a hardening liquid onto the dome screen from above, and the suction pipe removes the accumulated liquid from the lower outer wall of the dome screen. This utility model is capable of removing accumulated liquid.

The utility model provides an aluminum ash stir-frying machine material receiving device which comprises a chute, one end of the chute is located below an aluminum discharging hole of an aluminum ash stir-frying machine, a flow guide groove is formed below the other end of the chute, mounting shafts are fixed to the two sides of the flow guide groove correspondingly, the mounting shafts are rotationally connected with supporting columns tightly pressing the mounting shafts, and the supporting columns are fixedly connected with the chute. The supporting column is fixedly connected with a base, elastic telescopic tables which are installed on the base and are of hollow structures are arranged below the two ends of the flow guide groove, air bags capable of synchronously stretching out and drawing back along with the elastic telescopic tables are arranged in the elastic telescopic tables, and the air bags are connected with an air cylinder which is located below the flow guide groove and can push the flow guide groove to rotate through air guide pipes. An aluminum containing groove is formed in the upper end of the elastic telescopic table. According to the device, the flow guide groove can automatically convey molten aluminum to the two aluminum containing grooves alternately, then the molten aluminum can be prevented from flowing to the ground, and the problems that the molten aluminum is wasted, and potential safety hazards exist in the high-temperature molten aluminum on the ground are solved.

The utility model discloses a kind of leakage-proof absorbents, including absorption function layer, surface layer, prevent side leakage containment and prevent rear leakage elastic expansion component;The two side parts of the absorption function layer are provided with the prevent side leakage containment;The surface layer is set on absorption function layer;The prevent rear leakage elastic expansion component is connected in the rear end of surface layer, and the two side parts of the prevent rear leakage elastic expansion component are respectively crossed with the prevent side leakage containment of the two side parts of absorption function layer and set;Each side of the prevent rear leakage elastic expansion component is set between surface layer and corresponding prevent side leakage containment.The utility model can block part of flowing state urine, extend absorption time for absorption function layer of urine and dilute excrement, can reduce rear leakage phenomenon, and, by prevent rear leakage elastic expansion component, prevent side leakage containment and surface layer form composite cavity, when excrement absorption is not timely, it can hold excrement and avoid flowing from rear waist overflow, can prevent rear leakage, and improve prevent side leakage performance.

This utility model discloses a toy bottle stopper detection device, designed for batch detection of whether toy bottle stoppers are missing. The technical solution is as follows: A toy bottle stopper detection device includes a base plate and a cover mounted on the base plate. The cover encloses a detection chamber with an opening on the base plate, the opening being horizontal. Within the detection chamber, a detection platform, a tray, and a light-transmitting plate are arranged sequentially from bottom to top. The detection platform is mounted on the base plate, and multiple light sources are located on its top. The tray, made of transparent material, is mounted on the detection platform and has multiple slots for placing toys, each slot corresponding to one of the light sources. If a toy contains a bottle stopper, the light sources cannot penetrate the toy to illuminate the light-transmitting plate. This device belongs to the field of toy manufacturing technology.

The utility model discloses a wireless charger, include: bottom shell is provided with the installation cavity, and the side and / or bottom are provided with the air inlet, surface shell is provided with the convex part, charges the part and the air outlet, and the air outlet intercommunication installation cavity, wireless charging coil is located the lower part of charging part, and the middle sets up the coil through -hole, and the coil through -hole is corresponded with the air outlet and sets up and intercommunication, fan sets up in the coil through -hole, mainboard sets up in the installation cavity bottom, partition sets up on the mainboard with mainboard and fan, coil through -hole and air outlet are separated, and partition is provided with the air -guiding channel on, and the air -guiding channel is connected with air inlet, coil through -hole and air outlet. The utility model discloses through setting up partition separates mainboard and airflow channel, makes air from air inlet after entering, can directly flow to the air outlet, and carries out the heat dissipation to the electronic equipment on charging part, avoids the airflow to flow through mainboard and carries the heat of mainboard and flows to the air outlet, can more efficiently take away the heat of electronic equipment, and effectively improves the heat dissipation efficiency.

The present disclosure relates to a vehicle-mounted device and a vehicle. The vehicle-mounted device comprises a first isolation circuit and a first device module. The first end of the first isolation circuit is configured to be connected with a vehicle-mounted power supply. The first end of the first device module is configured to be connected with the vehicle-mounted power supply, and the second end of the first device module is connected with the second end of the first isolation circuit, so that the second end of the first isolation circuit and the second end of the device module can be connected with a terminal device through the same power line. The first isolation circuit is configured to present a high impedance value to communication signals of different frequency bands transmitted on the power line, and the high impedance value is any impedance value greater than a preset impedance value. The technical solution can improve the reliability and stability of the power line communication link in the vehicle-mounted power line communication scene of the intelligent networked vehicle.

The utility model belongs to the technical field of stainless steel gaskets, and particularly relates to a stainless steel gasket grinding tool which comprises a table plate. Supporting legs are fixedly installed at the bottom of the table plate, a fixed vertical plate is fixedly installed at the top of the table plate, a fixed disc is fixedly installed at the bottom of the inner wall of the table plate, a positioning mechanism is arranged at the top of the fixed disc, and a filtering assembly is arranged on the inner wall of the table plate. A cooling mechanism is arranged at the bottom of the table board, and a lifting mechanism is arranged at the top of the table board; through arrangement of a spring, a push block and a positioning column, the spring can enable the positioning column to freely slide up and down, so that the grinding disc can be in contact with a gasket, the size of the positioning column can be changed according to the sizes of different gaskets through cooperative use of the push block and the positioning column, and meanwhile, the positioning column can fix the gasket; the positioning columns protrude excessively, so that a user can place the gasket more conveniently, and meanwhile, the gasket can be prevented from shaking and shifting.

This utility model relates to the field of printed circuit board technology and discloses an inner layer edge structure of a circuit board, including: a first edge plate body disposed around the substrate body; a plurality of first flow-blocking beads equidistantly arranged on one or both sides of the edge plate body; and a plurality of second flow-blocking beads equidistantly arranged on one or both sides of the first flow-blocking beads, wherein the protruding area of ​​the second flow-blocking beads is larger than that of the first flow-blocking beads, and a first adhesive flow groove is formed between the first flow-blocking beads and the second flow-blocking beads to accommodate the flow of adhesive. This design can not only significantly reduce the flow velocity of the fluid and effectively prevent it from flowing outside the circuit board, thereby avoiding the problem of insufficient adhesive filling of the board pattern, but also the first adhesive flow grooves of different widths formed between the first and second flow-blocking beads of different sizes are interleaved, which can timely and evenly spread the adhesive of the insulating layer along the first adhesive flow groove, thereby ensuring uniform adhesive filling and reducing the probability of defective products.

The utility model relates to the technical field of kitchen appliances, and discloses a range hood which comprises an exhaust fume collecting hood and an oil cup arranged at the bottom of the exhaust fume collecting hood, in the length direction of the exhaust fume collecting hood, the bottom of the exhaust fume collecting hood is connected with the oil cup through a detachable structure; a notch communicated with the oil cup is formed in the rear side of the bottom of the exhaust fume collecting hood, the notch and the detachable structure are arranged in a spaced mode, and a blocking part is further arranged at the bottom of the exhaust fume collecting hood and located between the notch and the detachable structure. The blocking part is arranged at the bottom of the exhaust fume collecting hood, so that oil stains at the notch can be prevented from directly flowing to the area where the detachable structure is located along the bottom of the exhaust fume collecting hood in the oil discharge process, the detachable structure can be prevented from being polluted by the oil stains, and the clean state of the area where the detachable structure is located is maintained.

The embodiment of the utility model relates to the technical field of vehicles, and discloses a windscreen wiper shaft assembly and a vehicle, the vehicle is provided with a ventilation cover plate, the ventilation cover plate is provided with a mounting hole, and the windscreen wiper shaft assembly is rotatably arranged in the mounting hole in a penetrating mode and comprises a windscreen wiper shaft, a windscreen wiper shaft and a windscreen wiper shaft, the windscreen wiper shaft is sleeved with the sealing structure, the sealing structure is arranged between the windscreen wiper shaft and the hole wall of the mounting hole, and the sealing structure and the windscreen wiper shaft are connected and rotate synchronously. According to the windscreen wiper shaft assembly, a gap can be prevented from being generated between the sealing structure and the windscreen wiper shaft, water is prevented from flowing to the motor from the gap between the sealing structure and the windscreen wiper shaft along the windscreen wiper shaft, and the sealing performance and the waterproof performance are improved. Meanwhile, noise generated when airflow from the air inlet grille passes through a gap between the sealing structure and the windscreen wiper shaft can be avoided, noise generated when the sealing structure and the windscreen wiper shaft rub each other can be avoided, and quietness is improved.

This utility model discloses a shaft bearing protection structure and a motor suitable for electric motors, comprising: a motor housing, including a housing body, a bearing chamber disposed in the housing body for mounting the bearing, and a boss integrally formed on the housing body and extending outward toward the motor; the boss has a through hole coaxial with the bearing chamber and suitable for the shaft to pass through; a first protective member, including an annular partition body disposed on the inner wall of the through hole; the partition body has an inner hole suitable for the shaft to pass through; the inner diameter of the inner hole is larger than the outer diameter of the shaft; a second protective member, including an annular washer fixedly sleeved on the shaft and located on the side of the partition body opposite to the bearing chamber; the outer diameter of the annular washer is smaller than the inner diameter of the through hole, and the outer diameter of the annular washer is larger than the inner diameter of the inner hole. Through the cooperation of the partition body and the annular washer, two barriers against impurities and moisture are formed, effectively preventing dust, foreign matter, and moisture from flowing to the bearing, thereby achieving a protective effect for the bearing.

This invention provides an anti-surge venting structure and an auxiliary power device having the same, belonging to the field of engine technology. It includes: a venting pipe seat with a venting end, the venting end having a venting port on its side, the venting pipe seat being adapted to pass through a tailpipe, and the venting port of the venting end being adapted to face the tail of the tailpipe; a guide plate disposed at the end of the venting end for blocking gas from being ejected in a straight line from the end of the venting pipe seat. The anti-surge venting structure of this invention, by providing a guide plate at the end of the venting end of the venting pipe seat, can block gas from being ejected in a straight line from the end of the venting pipe seat, thereby avoiding the problem of high-pressure gas discharged from the anti-surge venting end directly blowing onto the exhaust temperature sensor installed on the tailpipe, causing exhaust temperature measurement distortion.

This utility model discloses a heat exchange device and an electrical cabinet. The heat exchange device is used in a cabinet with a parallel cabinet surface and includes a shell and a heat exchange unit. A receiving cavity is formed inside the shell, and the shell has an exhaust port and a first air inlet. The heat exchange unit is placed in the receiving cavity. The heat exchange unit has an inner cavity communicating with the corresponding exhaust port and a cooling fan installed at the exhaust port. It includes two heat exchange sections and two baffles perpendicular to the X-axis direction. The two heat exchange sections are inclined relative to both the Y-axis and Z-axis directions. The two baffles connect the two heat exchange sections at their respective ends along the X-axis direction. The inner cavity is connected to the first air inlet only through air ducts. The cooling fan drives airflow from the first air inlet through each air duct to the exhaust port. The electrical cabinet includes the above-mentioned heat exchange device. This application still has high heat dissipation efficiency when the cabinets are parallel.

The utility model relates to the technical field of ultrasonic cleaning machines, in particular to an ultrasonic cleaning machine for part machining, which comprises a pre-cleaning main body and a cleaning device arranged on one side of the pre-cleaning main body, and a placing mechanism fixedly arranged right above the cleaning device is further arranged on one side of the pre-cleaning main body. The shelving mechanism comprises a shelving box arranged above the cleaning device, a rotating bottom plate rotationally arranged on one side of the shelving box and an electric push rod used for driving the rotating bottom plate. Through spray heads arranged on the two sides of the pre-washing body, parts needing to be cleaned can be pre-washed, oil stains attached to the parts and accumulated dust can be washed firstly, and therefore the situation that after the parts enter the cleaning device, a large amount of oil stains pollute cleaning liquid, and consequently the follow-up cleaning effect is reduced is avoided; and meanwhile, the liquid sprayed by the spray heads can flow outwards through the draining plate, so that the pre-cleaning liquid is prevented from flowing into the cleaning device.

The utility model provides a water diversion mechanism of an intensive bus duct, which belongs to the technical field of intensive bus ducts and comprises an intensive bus duct shell. The copper bars are arranged at the two side ends of the intensive bus duct shell in a protruding manner; the starting end box is arranged at a position below the intensive bus duct shell; the top end opening is formed in the top of the starting end box; the water diversion assembly is arranged between the intensive bus duct shell and the initial end box; wherein the water diversion assembly comprises a water diversion platform arranged between the intensive bus duct shell and the initial end box; the groove and the copper bar penetrating groove are formed in the center of the top of the water diversion table, and the groove is located on the outer side of the copper bar penetrating groove; according to the utility model, water drops can be obliquely guided by contacting the flow guide frame and the inclined surface on the outer side wall of the water guide table and flow to the outer side of the starting end box, so that the problems of copper bar corrosion and short circuit caused by the fact that the water drops enter the starting end box through the top end opening are avoided.

The utility model relates to air conditioning technical field, concretely provides a mobile air conditioner, aims at solving the problem of straight blowing user of air outlet and poor indoor air circulation efficiency. For this purpose, the mobile air conditioner of the utility model includes: the casing, the inside is limited to have indoor heat exchange cavity, and the top cover plate of casing is equipped with the indoor air outlet of indoor heat exchange cavity, at least one indoor heat exchanger is arranged in indoor heat exchange cavity, and indoor heat exchanger is structured as the multi -section heat exchanger of bended connection, and the side plate of casing is equipped with indoor air inlet all on corresponding indoor heat exchanger, and the top of indoor heat exchanger is set up and is in abutment with casing and is equipped with the vent of air duct cover plate, and the lower plate surface of air duct cover plate is set up and is arranged along the circumference of indoor heat exchanger, and indoor fan is arranged between vent and indoor air outlet, and indoor fan is axial flow fan. The application can make the air flow of air outlet to spray and flow out upwards, then disperses and radiates to the four directions, and the circulation efficiency of indoor air is improved.

The utility model belongs to the technical field of suction pumps, and particularly provides a vacuum pump and a negative pressure cooking utensil. In order to solve the problem that a pipeline is complicated due to the fact that an existing negative pressure cooking utensil is provided with a one-way valve, the vacuum pump comprises a pump body and a gas check valve. The pump body is provided with an air inlet and an air outlet. The gas check valve comprises a valve body and a check component, the valve body is fixedly connected with the pump body and defines a first exhaust channel, a control cavity and a second exhaust channel which are communicated in sequence, and the first exhaust channel is communicated with the gas outlet; a non-return member is disposed within the control cavity and is configured to allow gas to flow from the first exhaust passage to the second exhaust passage and not to allow gas to flow from the second exhaust passage to the first exhaust passage. When the vacuum pump is applied to the negative-pressure cooking utensil, the negative-pressure cooking utensil is prevented from being provided with a one-way valve, and an exhaust pipeline of the negative-pressure cooking utensil is simplified. The technical problem is solved.

The application belongs to the technical field of sewage treatment, and specifically discloses a box type sewage treatment system; the box type sewage treatment system comprises a primary reaction tank, a circulating tank and a secondary reaction tank, the circulating tank is arranged between the primary reaction tank and the secondary reaction tank, a biological membrane isolation sieve plate is arranged on the side adjacent to the primary reaction tank of the circulating tank, and a closed baffle is arranged on the side adjacent to the secondary reaction tank of the circulating tank; the sewage treatment system is characterized in that a baffle structure formed by the biological membrane isolation sieve plate and the closed baffle is used in cooperation with an operation mode in which internal circulation is kept open during water inflow, so that the newly-inflowed water is prevented from flowing to the water outlet directly along the pool wall or the gap of the partition plate. The bidirectional pumping of the exchange pump and the periodical circulating pump forcibly mixes the whole pool, destroys the short flow channel, dynamically suspends or reduces the circulating frequency according to the DO value in the intermittent aeration stage, further eliminates the residual short flow, ensures that the sewage obtains sufficient reaction time in the limited pool capacity, and solves the defect that the box type equipment is prone to short flow in the prior art.

The utility model relates to a manifold for laminar cooling manifold belongs to strip steel processing technical field. Manifold sets up between control valve group, manifold, manifold includes inlet pipe, water equalizing pipe, branch pipe, and cooling water passes through inlet pipe and enters manifold, and cooling water is close to even distribution to manifold. The water equalizing pipe is equipped with sieve plate, and the sieve plate disperses the water flow of inlet pipe to each branch pipe. The flow velocity in inlet pipe and branch pipe is less than or equal to 2 m / s, the cross section area of water equalizing pipe is at least 2 times of the cross section area of inlet pipe, the sieve hole area sum is at least 2 times of the cross section area of inlet pipe, the sieve hole and branch pipe hole are arranged in dislocation, when inlet pipe and branch pipe are opposite, the sieve plate does not have hole in the area of 1.5 times of inlet pipe. The position of cooling water inlet pipe of this manifold on water equalizing pipe is adjusted, and the water output of each branch pipe is still consistent, so that cooling water is evenly distributed to each manifold, and the cooling effect is improved.

This utility model provides a dustproof and waterproof cover for the air outlet of a fresh air system, including a side-mounted air supply pipe and an air outlet plate set on top of it, as well as a cover. A top frame is glued to the top of the cover, and a hinge is fixedly provided on the bottom right side of the top frame. The bottom of the hinge is fixedly connected to the top right end of the thin plate damper. The waterproof bend structure design of the cover prevents condensation from appearing on the outside of the cover and flowing to the air outlet plate. Combined with the right-larger-left-smaller and bottom-sloping structural features of the mounting hole, and the air outlet of the side-mounted air supply pipe and the air outlet plate working together to deliver air outward, it effectively prevents condensation appearing on the right side of the cover or on the inner wall of the mounting hole from flowing to the air outlet plate, and prevents external condensation mixed with dust from entering the side-mounted air supply pipe through the air outlet, thus achieving dustproof treatment of the air outlet end of the side-mounted air supply pipe.

The utility model provides a cylindrical inlay metallographic sample corrosion uses clamp device relates to metallographic sample corrosion utensil technical field, including clamping part, handheld part, connecting part. Clamping part includes clamp main part and two fastening bolts, and clamp main part is used for fixed cylindrical metallographic sample, and fastening bolt is symmetrically arranged in the both sides of clamp main part, is used for adjusting the clamping force of clamp main part, handheld part is L type handheld stick, is used for operator to hold to be far away from corrosion liquid, connecting part is by four connecting rods, one end of connecting rod fixed connection clamp main part, the other end fixed connection L type handheld stick, forms stable support structure. The utility model effectively solved the problem that corrosion liquid contacted operator skin and cylindrical sample easy to fall off, significantly promoted operation safety and stability, is applicable to metallographic corrosion process.

The utility model relates to the technical field of electronic atomization, and provides an atomizer and an atomization device.The atomizer comprises a shell assembly and at least two atomization cores. An air inlet channel and a main body cavity are formed in the shell assembly, and the air inlet channel is communicated with the main body cavity; at least two atomization channels are arranged in the main body cavity, and the air inlet channel and the at least two atomization channels are sequentially arranged side by side; each atomization channel is provided with an air inlet and an air outlet; the atomizing cores are arranged in different atomizing channels, and the atomizing cores are used for atomizing the atomizing matrix so as to form aerosol in the atomizing channels; the shell assembly is provided with a flow dividing structure, the flow dividing structure is arranged on an airflow path between the air inlet channel and the main body cavity, airflow around the air inlet of each atomization channel can enter the corresponding atomization channel, the flow dividing structure is arranged on the shell assembly, the consistency of the atomization effect of the atomization cores can be improved, and the atomization effect of the atomization cores is improved. And the condition that the atomization core far away from the air inlet channel does not admit air and is burnt is prevented.

The application discloses a kind of financial special network optimization method and system for AI big model, it is related to communication network technical field.The method is by collecting AI business demand and network state, using the SID programming ability of SRv6, generates exclusive path strategy for AI training, inference and sensitive data flow;Real-time monitoring of computing power node load, link computing power state and network scheduling, realize the collaborative optimization of "network-computing power";Introduce the hop-by-hop path authentication mechanism based on dynamic authentication segment identifier Authen-SID, enhance the security of data transmission path;End-to-end visualization operation and maintenance and closed-loop feedback of service flow are realized by using stream detection technology.The application solves the problems of traffic scheduling mismatch, network and computing power collaboration deficiency, path security guarantee deficiency and weak operation and maintenance visualization capability in the prior art, realizes the deep adaptation of network resources and AI business demand, improves the computing power collaborative efficiency, path security and operation and maintenance intelligent level.

This utility model discloses an intelligent smoke prevention and exhaust system, including a window frame. A switch assembly is provided on the top inner side of the window frame, and a smoke exhaust assembly is provided at the front top of the window frame. The switch assembly includes a gear, and a contact sensor is provided on one side inside the window frame. The smoke exhaust assembly includes a smoke exhaust frame, and multiple smoke exhaust pipes are provided on the top of the smoke exhaust frame. An air intake fan is provided inside the smoke exhaust pipe. In this utility model, when the smoke sensor detects smoke, the motor drives the first synchronous wheel to rotate. Through transmission, the gear rotates, and through the gear and rack transmission, the second window panel automatically closes. After closing, the protrusion contacts the contact sensor, and the motor stops rotating. This effectively prevents indoor smoke from flowing into the corridor and other rooms. When the smoke sensor detects smoke, multiple air intake fans start simultaneously to absorb the smoke at the window frame and transport it to the smoke exhaust pipe.

The utility model provides a kind of electric rice cooker of all-metal cooking cavity, including pot cover and the pot body with inner pot, the pot cover includes metal inner cover and sealing ring, the inner pot has inner pot flanging, the metal inner cover includes metal conduit arranged in plate body and first sealing surface arranged in the outer edge of the metal inner cover, the first sealing surface and inner pot mouth along or inner pot flanging are attached to form annular rigid sealing area, the metal conduit is arranged in plate body to form steam outlet to guide steam to discharge, the sealing ring has sealing portion around the outside of first sealing surface, and the sealing portion is in contact with inner pot flanging sealing. The electric rice cooker of the utility model can effectively reduce the food in the inner pot contact non-metallic parts, to improve user's use experience.

This utility model discloses a water inlet structure that also functions as a water level detector and its application in an electric kettle. The water inlet structure includes a water level probe, an inlet accessory, a sealing washer, and a nut. Its features include: the inlet accessory is a four-step cylindrical structure, with the first step being a retaining ring, the second step a through ring, the third step a threaded ring, and the fourth step a connecting pipe; both the through ring and the threaded ring have grooves formed on their side walls; the water level probe is L-shaped, with its horizontal portion placed within the grooves of the through ring and the threaded ring, and its vertical portion extending downwards; the sealing washer can be fitted onto the second step and is blocked by the first step, enclosing the horizontal portion of the water level probe within it; the nut can be screwed into the nut ring to fix the sealing washer. This improves the performance of the high water level probe and optimizes the water inlet structure of the electric kettle.