17results about How to "Avoid Corrosion Conditions" patented technology

The utility model discloses a water -cooling plate external liquid -cooling energy storage converter structure, including cavity cover, cavity, bottom plate subassembly, water -cooling plate, IGBT module, electric reactor and sealing strip, water -cooling plate is external in cavity outside, and the anti -condensation performance is strong, so that the device in the cavity can avoid the circuit safety distance that condensation led to becomes small, short circuit occurs, the corrosion of device condition, has improved the reliability of converter greatly, has good sealing performance, can effectively block the water or dust of cavity outside through IGBT installation opening and electric reactor installation opening and enter the cavity, prevent dust or water from entering the cavity after causing the device in the cavity to break down failure because of the influence of dust increase or water, thereby improved the reliability of complete machine.

This utility model provides a toilet seat lifting structure, belonging to the field of toilet technology. It solves the problem of how to improve the cleaning effect of the toilet. In this toilet seat lifting structure, the toilet includes a base and a seat assembly located on the base. A bracket is fixed on the base. The seat lifting structure includes a drive device fixed on the bracket and whose drive end can extend and retract vertically. The bottom of the seat assembly is fixedly connected to the drive end of the drive device. When the drive end of the drive device retracts downward to reset, the bottom of the seat assembly abuts against the bracket and the top circumferential edge of the base. This toilet seat lifting structure can improve the cleaning effect of the toilet.

The application provides a cable-stayed bridge cable anchoring structure, and relates to the technical field of anchoring structure, which comprises first and second anchoring members arranged at both ends of a cable body, the first and second anchoring members are respectively assembled and connected with a bridge and a tower wall, the first and second anchoring members are installed in the same way with steel wires at both ends inside the cable body, the first anchoring member comprises a pre-buried pipe and a connecting member, the pre-buried pipe is pre-buried on a tower wall side wall, a tower groove is formed at a central position inside the tower wall, the cable body on the tower wall on both sides of the tower groove is symmetrically arranged and installed, the connecting member is arranged on the outer wall of the cable body and one end of the steel wire, and the connecting member and the cable body penetrate through the pre-buried pipe and extend into the tower groove. The waterproof cover is arranged to avoid the problem that rainwater flows into the pre-buried pipe at the lower end of the cable body exposed outside and cannot be discharged in rainy weather, causing corrosion and damage to the cable body.

The utility model relates to the technical field of civil engineering. The steel member stable connecting structure comprises two sets of connecting plates, adjusting plates are clamped in the two sets of connecting plates in a sliding mode, fixing blocks are fixed to the two ends of the bottom of each connecting plate, welding bolts are inserted into the fixing blocks in a sliding mode, gaskets are fixed to the two ends of each connecting plate, and the two ends of each connecting plate are each provided with a clamping groove. A flow guide groove is formed in the gasket, and the surface of the welding bolt is slidably sleeved with a steel plate. By moving the equipment, the surface of the lower end of the connecting plate is attached to the surface of a steel plate, at the moment, the surface of the inner wall of the fixing block is attached to the surface of the steel plate at the same time, then the connecting plate is pulled outwards, and the width of the equipment is changed according to the steel plates of different sizes; and then the welding bolts are moved to penetrate through the fixing blocks to enter the steel plate, the steel plate is fixed, and through the operation, the applicability and flexibility of the equipment can be improved.

This utility model discloses a high-sealing outdoor fire hydrant with a valve cover, comprising a hydrant body, a flange fixedly connected to the top of the hydrant body, a valve cover on the top of the flange, and multiple fastening bolts inserted between the valve cover and the flange. The bottom of the valve cover has two slots, in which a sealing gasket is engaged. The top of the flange has two water-stop rings fixedly connected, engaging with the slots and contacting the sealing gasket. The top of the flange has a protective cover filled with insulating foam. The bottom of the protective cover has multiple screws fixedly inserted, with the bottom ends of the screws threaded through the flange to connect to nuts. An actuating rod is rotatably mounted on the valve cover via an embedded bearing. This utility model, through the use of insulating foam, can insulate the valve cover, thereby insulating the sealing gasket and preventing damage to the sealing gasket from low temperatures, thus preventing aging and corrosion of the sealing gasket.

The utility model discloses a kind of self-resetting thermal protector, including shell, insulating base, upper contact piece, lower contact piece and bimetallic strip;Wherein, the upper contact piece is connected on the upper end portion of the insulating base, the lower end portion of the insulating base is connected on the front end portion of the lower contact piece, the rear end portion of the lower contact piece is connected on the rear end portion of the bimetallic strip, the front end portion of the bimetallic strip is connected with the contact for abutting contact with the upper contact piece, the insulating base, the upper contact piece, the lower contact piece and the bimetallic strip are all installed in the shell, the upper contact piece and the lower contact piece are respectively provided with wiring portion that protrudes to the shell outside.The utility model can avoid the corrosion of parts, and then can prolong service life.

The utility model discloses an anticorrosive inner coating epoxy stainless steel water tank, including base and adjusting board, the top of base is provided with adjusting board, the side of adjusting board is close to base and is provided with movable shaft, and adjusting board is through movable shaft and is movably connected with base, the lateral wall of base is provided with hydraulic cylinder, one end of hydraulic cylinder is provided with connecting shaft, and hydraulic cylinder is movably connected with base through connecting shaft, the output of hydraulic cylinder is installed with push arm, the one end of push arm is close to adjusting board and is provided with linkage shaft, and push arm is movably connected with adjusting board through linkage shaft, the top of adjusting board is provided with radiating fin block. The utility model not only realizes the cooling of the liquid in the water tank by circulating heat exchange, avoids the situation that the steam produced by the evaporation of the liquid is accumulated in the tank body and causes the corrosion of the tank body, facilitates the scraping and cleaning of the impurities adhered to the inner wall of the water tank and discharging, and improves the convenience of the cleaning of the water tank.

The invention discloses a solid-liquid separation water accumulation prevention outdoor garbage can. The device comprises a base, a shell is arranged at the top of the base, a plurality of movable door plates are rotationally arranged on one side of the shell, a plurality of water collecting tanks are arranged at the bottom end in the shell, a plurality of barrel bodies are arranged at the top end in the shell, solid-liquid separation structures are arranged in the barrel bodies, and a support is arranged at the top of the shell; a drawer is arranged in the middle of one side of the support, a top plate is arranged at the top of the support, and ashtrays are arranged at the two ends of the top of the top plate. According to the garbage can, the solid-liquid separation structure is arranged, when a worker dumps solid garbage, stripping of the solid garbage adhering to the interior of the can body can be assisted through cooperation of the lifting base, the buffering piece, the connecting piece and the partition plate, manual cleaning by the worker is not needed, and operation is convenient.

The utility model discloses a kind of anti-leakage welding sealing cavities, it is related to welding sealing cavity technical field, including sealing cavity main body, the front end of sealing cavity main body is fixedly installed with connector, the outer circular face front side of connector is fixedly connected with welding plate, the front end of connector is close to outer circular face part and is equipped with first ring groove.The anti-leakage welding sealing cavity, compared with the existing ordinary welding sealing cavity, first sealing ring and second sealing ring, in the position of first ring groove and second ring groove, form two layers of inner and outer closely adhered sealing layer, so that it can effectively avoid the leakage situation of welding point after sealing cavity welding, welding point is not directly acting in connector part, that is, after firm welding, connector can still ensure its form, prevent the situation of welding damage or connector corrosion after welding, that is, it can ensure the stability of connector surface sealing element, to improve the sealing practical stability of first sealing ring and second sealing ring.

This utility model discloses a heat-insulating decorative panel with good flame retardancy, comprising an outer decorative panel, a heat-insulating core panel, and a back panel stacked together. The bottom edge of the outer decorative panel is bent into an overlapping slot, and the top edge of the outer decorative panel is bent into an overlapping protrusion. Both the overlapping slot and the overlapping protrusion are continuous in length. Adjacent overlapping protrusions can be inserted into the overlapping slots below. The heat-insulating core panel is specifically made of rock wool board or gold-plated board. This utility model's heat-insulating decorative panel with good flame retardancy, using rock wool board or gold-plated board as the heat-insulating core panel, improves its flame retardant and fireproof performance.

The utility model discloses a kind of battery monomer and battery, battery monomer includes electrical connector, coil, shell and one-way conducting piece, wherein electrical connector is used for the electrical connection of different components inside battery monomer;Coil is sleeved on at least partial electrical connector, coil is composed of multiple continuous single circle head-to-tail connection, two end of coil are first end and second end respectively;Gap exists between coil and electrical connector;One of first end and second end is connected shell;One-way conducting piece is between coil and shell.Visible, this battery monomer is influenced coil by the generation of current in electrical connector, make the current flowing to shell in coil, to be able to promote the voltage of shell, prevent shell voltage too low to cause shell corrosion occur condition occurs.Simultaneously, due to one-way current conduction in coil, so that shell electron cannot move reversely, can guarantee the electrified state of shell.

The utility model discloses a valve gland with anti -loose function for valve belongs to gas valve technical field, has solved present device bolt to be easy to be corroded by outside rainwater, leads to difficult to dismantle, and bolt is influenced by outside vibration, is easy to loosen, and then leads to the problem of the fastening effect of poor, including the valve cover and inside hollow gland body, the gland body is connected on the top surface of valve cover through bolt, the inside connection of valve cover and gland body has valve rod, the gland body includes inside hollow upper cylindrical end, branch and inside hollow lower cylindrical end, the first sealing pad is arranged between the top surface of upper cylindrical end and the bottom surface of upper cylindrical end and the valve cover top, the top surface of upper cylindrical end is provided with the protection pad, can absorb the vibration that valve received through first sealing pad, is favorable to improve the stability that valve cover and gland body are connected, can be shielded on the top surface and the side surface of branch through second extension and lower hanging part, can avoid bolt to be corroded by outside rainwater.

This application discloses an in-situ battery device, comprising a first housing, a second housing, and a battery body. The first housing has a window, the second housing is connected to the first housing, and the battery body is disposed between the first and second housings and seals the window. This application's technical solution uses the battery body itself to seal the window, eliminating the need for a beryllium window. This simplifies the structure, avoids the corrosion of the beryllium window by the electrolyte, ensures the sealing performance of the in-situ battery device, and helps improve the stability and accuracy of testing the in-situ battery device.

This invention relates to the field of automotive connector technology, specifically to an interlocking connector with a fixed position. It includes a fixed wiring portion mounted on a circuit board, with a height space formed between the fixed wiring portion and the circuit board. Three connector sleeves are mounted on the fixed wiring portion. A power terminal and two signal terminals are located within the left connector sleeve, and wiring portions are located on the power and signal terminals. By using female end sleeves, this invention can enclose the power and signal wiring portions, with both the signal and power terminals inserted into the connector sleeves. This achieves multi-layer isolation, improving sealing stability. Furthermore, the internal space can provide insulation, reducing direct interference from temperature differences to the internal environment and minimizing gap formation.

The utility model discloses a magnetohydrodynamic power generation auxiliary device which comprises a power generation channel, an inlet is formed in one end of the side face of the power generation channel, electrodes are arranged at the upper end and the lower end of the inner wall of the power generation channel, flow guide plates are arranged at the upper end and the lower end of the inner wall of the power generation channel, and auxiliary supports are fixedly installed on the inner sides of the flow guide plates. The protruding direction of the auxiliary support points to one side of the inlet. By arranging the flow guide plate, the auxiliary bracket, the arc-shaped surface and the flat and straight surface, when airflow containing metal ions passes through the interior of the power generation channel in a high-intensity magnetic field at a high speed, the airflow firstly contacts with the arc-shaped surface above the flow guide plate and is guided to a deeper position in an inclined manner under the guidance of the arc-shaped surface; and the upper and lower air flows uniformly flow to the center of the power generation channel after being fused, so that the high-speed air flow is prevented from directly impacting the end part of the electrode, the local pressure of the electrode is reduced, the air flow uniformly flows through the middle part of the power generation channel in a large area, and the practicability of the electrode is improved.

The utility model discloses a belt vestibule concrete pillar protection device which comprises a belt vestibule and further comprises a concrete support connected with the belt vestibule, a protection structure is arranged on the periphery of the concrete support, and the concrete support comprises a concrete pillar and a base fixedly connected with the concrete pillar. The concrete supports are located on the two sides of the belt vestibule and arranged at intervals in the pre-laying direction of the belt vestibule, connecting pieces matched with the concrete supports are arranged in the longitudinal direction of the bottom of the belt vestibule, and the connecting pieces are embedded in lower grooves in the end faces of the concrete supports. The connecting piece is embedded in the lower groove of the end face of the concrete support and is fixed through concrete casting molding. And the service life of the belt vestibule supporting column is effectively prolonged, so that the continuous production operation time of the belt vestibule is prolonged, the use efficiency of the belt vestibule is greatly improved, and a foundation is laid for stable production.

The utility model relates to the technical field of pipeline protection, and discloses a novel leakproof chemical pipeline safety cover which comprises an installation lantern ring, the installation lantern ring is formed by splicing two semi-rings corresponding in size, and a compression rubber pad used for preventing sliding is installed in the installation lantern ring. And fixed bases are fixedly mounted at the centers of the surfaces of the upper and lower sides of the mounting lantern ring, and the mounting insertion plates for preventing moisture are arranged, so that the mounting insertion plates mounted in the protective cover I and the protective cover II can keep the internal spaces of the protective cover I and the protective cover II dry; external water vapor entering the first protective cover and the second protective cover is reduced through compressing rubber pads arranged in the two mounting lantern rings, and meanwhile, the dryness of air in the first protective cover and the second protective cover is improved through two mounting inserting plates; and meanwhile, external collision can be avoided at the joint of the flange ring under the protection of the first protective cover and the second protective cover, and the protection effect on the connected pipeline is improved.