174results about How to "Guaranteed closure" patented technology

The invention relates to the technical field of drilling machines, and provides an automobile lower ball head machining drilling machine with a chipping cleaning function, which comprises a machine body, a workbench, a main shaft, a drill bit and a sprayer, and further comprises a protection mechanism, a filtering mechanism, a purging pipe and a dumping mechanism, the protection mechanism is used for protecting a drilling position, and the protection mechanism comprises a protection barrel and a sealing cover; the protective barrel is arranged on the machine body, the workbench is arranged in the protective barrel, the sealing cover is arranged on the main shaft, the filtering mechanism is used for filtering metal chippings and comprises a liquid collecting hopper and a filter screen, the liquid collecting hopper is arranged below the protective barrel, the filter screen is rotatably arranged in the liquid collecting hopper, and the blowing pipe is arranged on the sealing cover. And the pouring mechanism is used for pouring the liquid collecting hopper and pouring out the metal chippings in the filter screen, and by means of the technical scheme, the problem that in the prior art, cutting liquid is mixed with cutting chippings, so that subsequent drilling machining is affected is solved.

The invention belongs to the technical field of medical instruments, and particularly relates to a dense net support. The dense net support comprises a front fixing section, a blocking section and a rear fixing section, and the blocking section is located between the front fixing section and the rear fixing section. The plugging section is connected with the front fixing section through a front connecting piece, and the plugging section is connected with the rear fixing section through a rear connecting piece; the plugging section is used for plugging an aneurysm position of a blood vessel, the plugging section sequentially comprises an inner layer part, a middle layer part and an outer layer part from inside to outside, the inner layer part adopts an inner layer metal stent, and the outer layer part adopts an outer layer metal stent. The dense net stent can adjust hemodynamics more accurately, and it is ensured that the blood flow of healthy blood vessels is not affected while the aneurysm is closed; the sealing effect of the aneurysm is ensured, and thrombosis is well promoted, so that blocking and healing of the aneurysm are promoted; and the endothelialization process of the stent is facilitated, so that the success rate of fusing the stent into the blood vessel is improved, the effect of completely sealing the aneurysm opening is achieved, and the recurrence risk is reduced.

The utility model discloses an ingredient mixing device for steamed stuffed bun stuffing processing in the technical field of ingredient mixing. The ingredient mixing device comprises a mixing box, supporting columns are fixedly connected to the four corners of the bottom of the mixing box, a fixing cover is installed on the tops of the supporting columns, a feeding pipe is inserted into the right side of the upper surface of the fixing cover, and a sealing cover is installed on the top of the feeding pipe; the stirring mechanism is installed in the middle of the upper surface of the fixing cover, a discharging pipe is inserted in the middle of the bottom of the mixing box, the fixing cover is arranged, the interior of the mixing box is conveniently sealed, the batching quality is influenced, feeding is conveniently conducted in the mixing box through a feeding pipe and a sealing cover, and after feeding, the sealing performance in the mixing box can be ensured; and external impurities are prevented from entering the material mixing box in the material mixing process, the interior of the material discharging pipe is conveniently dredged through the material discharging pipe dredging mechanism, and the interior of the material discharging pipe is prevented from being blocked by materials in the material discharging process.

The utility model discloses an insert plate type activated carbon air purification box convenient to change materials, which relates to the technical field of air purification and comprises an insert plate type activated carbon air purification box main body, and the insert plate type activated carbon air purification box main body comprises an air purification box structure and an insert type movable frame structure. By rotating the threaded rod, the plug-in movable frame integrally moves outwards under the limiting cooperation of the limiting rod, and the shifting plate moves along with the plug-in movable frame to push out activated carbon particles in the purification box body, so that the activated carbon particles are discharged through the activated carbon discharging groove and enter the movable drawer to be collected; and a stirring plate scrapes and cleans the surface of the filter screen, a threaded rod is reversely rotated to reset an inserting movable frame, meanwhile, a movable drawer is reset after being cleaned, an activated carbon adding pipe is opened, activated carbon particles can be injected into the purification box body again, the purification box body is filled, and the purification box body is convenient to change materials.

The utility model provides a mobile console with hidden wiring. The mobile console comprises an equipment body, the adjusting mechanism is arranged on a platen of the equipment body and comprises a platen lifting assembly, a front-back moving assembly and a lifting column; the front-back moving assembly is fixedly installed in the platen, and the output end of the front-back moving assembly is connected with the lifting column capable of being adjusted in a lifting mode through a connecting frame so as to drive the lifting column to move front and back. The lifting column penetrates through a movable groove formed in the top face of the platen, and a mounting frame is fixedly connected to the top end of the lifting column. The display of the equipment body is in sliding connection with the arc-shaped sliding rail, and the arc-shaped sliding rail is fixedly connected with the mounting frame; the dust blocking mechanism can move front and back along with the lifting column, is installed in the movable groove and is connected with the lifting column in a sleeved mode. The adjusting mechanism is installed in the table plate in a hidden mode, the dust blocking mechanism is matched, the dustproof effect is guaranteed, and dust is prevented from entering a front-back moving assembly of the adjusting mechanism, the bottom of a lifting column and a connecting frame.

The utility model discloses a test tube storage device for animal husbandry veterinary sampling, belongs to the technical field of animal husbandry sample collection and storage devices, and aims to solve the problems that an existing storage device for animal blood sample collection in a pasturing area is relatively tedious in use process, consumes more time, increases the residence time of sampling workers in the pasturing area, and is inconvenient to use. The test tube storage device comprises a shell and a top cover, a plurality of test tube storage blocks are sequentially arranged in the shell in the length extension direction of the shell at equal intervals, and a plurality of opening and closing units are sequentially arranged on the lower surface of the top cover in the length extension direction of the top cover at equal intervals; each opening and closing unit corresponds to one test tube storage block, each opening and closing unit is correspondingly connected with one control unit, the execution end of each control unit is fixedly connected with one opening and closing unit, and the control end of each control unit extends to the upper part of the top cover and is movably connected with the top cover. The device is mainly used for storing blood samples collected by animals in a pasturing area in time.

The invention relates to the technical field of mariculture equipment, in particular to a folding netting device of a fixed mariculture platform and a using method thereof, the folding netting device comprises a plurality of steel pipe leg columns, and a mounting truss is arranged among the plurality of steel pipe leg columns; the top of the mounting truss is used for mounting a side netting, and the inner side wall of the mounting truss is used for mounting a bottom netting; a deck is fixed to the top of the steel pipe leg column, and the bottom of the deck is fixedly connected with the top of the side netting through a supporting net rope. The installation truss is driven by a lifting mechanism to ascend and descend, and the installation truss can drive the bottom netting to ascend and descend and drive the side netting to be folded in the ascending and descending process. The lifting mechanism comprises a winch fixed on the deck, and a lifting lug is fixed on the mounting truss. The problems that under the action of waves and ocean currents, the bottom of a net of a fixed type marine aquaculture platform deforms, the bottom of the net ascends, consequently, the aquaculture space is reduced, and the net is difficult to disassemble can be solved.

The semiconductor pressure reducing valve comprises a valve body, a rear cover, a lock nut and a handle, the tail end of an inlet channel of the valve body is arranged to be of a reducing opening structure, a valve body is arranged in the inlet channel, the upper portion of the valve body is connected with a valve body valve rod, and the upper end of the valve body valve rod is fixedly connected with the bottom of a membrane head connecting block; a spring pressing block, a buffer spring, a diaphragm head, a diaphragm pressing block and a diaphragm are sequentially arranged in the rear cover from top to bottom, the outer periphery of the diaphragm is fixed between the diaphragm pressing block and the upper end of the valve body, the inner periphery of the diaphragm is fixedly connected with the lower portion of a diaphragm head connecting block, and the upper portion of the diaphragm head connecting block is fixedly connected with the bottom of the diaphragm head. By improving the structure of the valve body, a spring on the lower portion of the valve body is omitted, and it is guaranteed that a medium channel is closed in a non-working state by means of fixed connection of the membrane head connecting block and the valve rod of the valve body; opening of the medium channel is guaranteed by rotating the handle and pressing down the valve rod of the door body, the dead volume in the medium channel is greatly reduced, the problems of gas residue and adsorption are solved, and favorable conditions are provided for meeting the requirement for gas cleanliness.

The present invention relates to the technical field of electronic connectors, and specifically to an electronic connector for an optical fiber communication product, comprising an electronic connector a and an electronic connector b connected to the electronic connector a, wherein the electronic connector b is provided with a connecting mechanism for assisting the precise connection with the electronic connector a during the connection process, and the connecting mechanism comprises a positioning plate a and a positioning plate b respectively connected to the electronic connector a and the electronic connector b. The purpose of the present invention is to provide an electronic connector for an optical fiber communication product, wherein the positioning plate a slides directionally on a guide plate, and the positioning rod slides inside a positioning tube to play a limiting role. With the cooperation of the two methods, the electronic connector a can be connected to the electronic connector b more accurately, thereby avoiding human misjudgment and deviation in the direction of force, which causes the connection ports of the electronic connector a and the electronic connector b to be unable to be precisely connected, thereby resulting in poor connection stability and poor versatility.

The utility model relates to the technical field of medical devices, and discloses temperature-adjustable biological cell culture equipment which comprises a main body, a placing plate is clamped in the main body, a container box for storage is clamped at the top of the placing plate, a test tube rack is clamped at the top of the placing plate, and the test tube rack is clamped at the bottom of the main body. Limiting rods used for placing are arranged in the main body, an electric heating plate is fixedly installed in the main body, and a protection plate is connected to one side of the main body in a clamped mode. According to the temperature-adjustable biological cell culture equipment, through cooperative arrangement of the main body, the electric heating plate and the protection plate, when the equipment is used, the internal temperature can be better adjusted, the overall sealing effect is kept, the internal heat loss is reduced, the stable temperature is ensured, and the accuracy in an experiment is improved; and through the cooperative arrangement of a placement plate, a container box, a test tube rack and a limiting rod, the internal space differentiation can be better realized when the device is used.

The invention discloses raw material cleaning equipment for EPS foam material processing, and relates to the technical field of foam cleaning, and the raw material cleaning equipment comprises a composite mechanism. The raw material cleaning equipment for EPS foam material processing is designed through a composite mechanism. Raw materials enter from the top of the composite shell, water flow enters from the water inlet pipe, then the motor drives the center rotating shaft to rotate, the stirring mechanism stirs the raw materials, the effect of cleaning the raw materials is achieved, the effects of removing impurities and improving the product quality are achieved, and meanwhile subsequent machining equipment is prevented from being damaged by the impurities; in the rotating process of the central rotating shaft, the friction mechanism and the rotating mechanism are driven to rotate, and the friction mechanism rubs the inner wall surface of the equipment, so that the effect of cleaning materials on the inner wall is achieved, material adhesion is reduced, the adhered materials participate in cleaning operation, it is guaranteed that the materials are uniformly cleaned, and the influence on subsequent cleaning equipment is avoided; and then the materials are discharged from the output mechanism to facilitate subsequent operation.

The present application relates to the technical field of new energy vehicles, and in particular to a charging pile, which includes: a support frame, a moving mechanism and a hatch structure; the moving mechanism is movably connected to the support frame, the hatch structure is arranged on the support frame, and the moving mechanism is provided with a charging line outlet; a moving mechanism window is arranged on the hatch structure, and the moving mechanism moves between a first position and a second position relative to the support frame, and when the moving mechanism is in the first position, the charging line outlet is located on the inner side of the hatch structure, and when the moving mechanism is in the second position, the charging line outlet is located on the outer side of the hatch structure. The present application realizes a movable charging line outlet, and in an idle state, the charging cable can be arranged inside the device to avoid excessive exposure, realize charging gun line protection, and increase the service life of the charging gun line; in the charging state, the charging cable drives the charging gun to extend out of the hatch through the mobile mechanism charging cable, which does not affect the closure of the hatch, so that the internal structure of the charging pile can also be protected during charging.

The present invention discloses a device for measuring side friction and side wall soil pressure and a construction method thereof, comprising: a box body, which is vertically arranged and has a groove on the outer side wall; a force transmission rod, which is hinged to the inner side wall of the groove; a tension pressure sensor, which includes two force-bearing ends arranged opposite to each other, which are respectively connected to the bottom surface of the force transmission rod and the inner bottom surface of the groove; a friction plate, which is located at the opening of the groove and connected to the free end of the force transmission rod, and the friction plate is perpendicular to the force transmission rod; two impermeable membranes, which cooperate with the friction plate to close the groove and form a sealed cavity; a pressure sensor, which is arranged on the outer side wall of the box body and the force-bearing end faces outward. By arranging the sensor inside the device, the present invention avoids the influence of the external harsh construction environment on the sensor, ensures the stability, accuracy and safety of the measuring device, can realize the real-time measurement of the side wall soil friction and side wall soil pressure, and calculates the friction coefficient of soil layers at different depths.

The invention relates to the field of drilling engineering, in particular to a rock burst drilling tool and a rock burst rock blasting method. The rock burst drilling tool mainly comprises a bypass valve assembly, a liquid distribution valve assembly, a metal motor assembly, a torque limiter assembly, a transmission shaft assembly and a rock burst drill bit, the rock burst drilling tool is of an all-metal structure and is resistant to high temperature, and in the drilling process of a 10000-meter deep part, under the condition of high crustal stress, the rock burst drilling tool can work normally. According to the rock burst drilling tool, the crustal stress of the rock under the drill bit is periodically unloaded, the rock is induced to release energy, and the rock is subjected to tensile failure and rock burst, so that the rock breaking efficiency is improved, the deeper the well is, the larger the rock burst energy is, and the critical geothermal drilling becomes easier.

The utility model discloses a fuel gas pressure regulating device capable of improving sealing performance, which relates to the technical field of fuel gas equipment and comprises a shell, an input pipe is mounted at the input end of one side of the shell, and an output pipe is mounted at the output end of the other side of the shell; first flange plates are installed at the ends, away from the shell, of the input pipe and the output pipe. The first flange plate, the first sealing ring, the second flange plate and the second sealing ring are installed, the other side of the shell is connected with the input pipe, it is guaranteed that the interior of the device is communicated, the output pipe is connected with the shell, gas output is facilitated, one end of the input pipe and one end of the output pipe are fixedly connected with the first flange plate, and the first flange plate is connected with the first sealing ring; and the first flange plate and the second flange plate are connected through the connecting screw rod, the second flange plate and the second sealing ring are fixedly connected, the first sealing ring and the second sealing ring extrude each other, the sealing performance of the device is guaranteed, and the situation of leakage of the device is avoided.

The invention relates to the technical field of optical measurement, in particular to a heat dissipation device and a sealed optical lens, the heat dissipation device is applied to the sealed optical lens provided with a camera, a connecting support and a lens base, the heat dissipation device comprises a heat conduction assembly and a heat dissipation assembly, and the heat conduction assembly is located in the sealed optical lens and attached to the connecting support and the lens base. The heat conduction assembly is used for conducting heat inside the sealed optical lens to the outside of the sealed optical lens; the heat dissipation assembly is located outside the sealed optical lens and attached to the lens base, and the heat dissipation assembly is used for conducting heat dissipation on the heat conduction assembly. Therefore, heat generated by a camera in the sealed optical lens can be effectively conducted to the external environment, and effective heat dissipation is achieved while the sealing performance of the sealed optical lens is kept.

The invention relates to the technical field of energy storage power supplies, and discloses a battery compartment for temperature control adjustment of an energy storage power supply and a battery module thereof.The battery compartment comprises a compartment body assembly, an air supply assembly is arranged on the compartment body assembly, a supporting frame is arranged in the compartment body assembly, a battery assembly is placed on the supporting frame, and sealing assemblies are arranged on the two sides of the battery assembly; a consignment assembly is arranged at the bottom of the battery assembly, isolation plates are arranged above and below the battery assembly, a ventilation assembly is arranged at the rear end of the battery assembly, a traction block is arranged on the supporting frame, and a temperature sensor is arranged on the battery assembly; according to the invention, the sealing assembly is arranged to cooperate with the isolation plates, and the supporting frame is divided into a plurality of spaces, so that each battery assembly is independently isolated, the temperature of each battery assembly is conveniently monitored in real time subsequently, and the ventilation assembly is assisted to cool in a targeted manner; by arranging the ventilation assembly, the ventilation quantity is adjusted in real time according to the detection result of the temperature sensor.

The utility model relates to the technical field of constructional engineering, and discloses a waterless raised dust treatment device which comprises a main body, air pipes used for extracting waste gas air are clamped on the two sides of the main body, a vehicle plate frame convenient to move is fixedly installed at the bottom of the main body, and a storage box used for collection is clamped in the main body. A filter plate for conveniently screening impurities is clamped in the storage box, a through pipe for increasing the absorption area is fixedly mounted at the top of the main body, and an adjusting pipe for conveniently and accurately absorbing dust is arranged on one side of the main body. According to the water-free raised dust treatment device, through cooperative arrangement of the main body, the air pipe, the through pipe and the adjusting pipe, pollution gas can be better extracted in multiple directions when the device is used, the overall efficiency in the operation process is improved, large-area absorption can be conveniently carried out on an area, influences of space places are avoided, linkage among parts is ensured, and the service life of the device is prolonged. And mutual cooperation of hand position adjustment and automatic propelling absorption is facilitated.

The utility model discloses a kind of packing machine material door device of preventing spouting, including the material door clamping plate and driving mechanism being located in the left and right sides of discharge port;Two material door clamping plates are respectively provided with material blocking structure outside front and back ends, material blocking structure includes left and right misaligned lamination material blocking blade, two material blocking blades are rotatably installed on bracket, and also connected with driving mechanism, driving mechanism drives material door clamping plate and material blocking blade synchronous swing, two material door clamping plates open, when swing clamping bag piece is supported on fixed clamping bag piece, two material blocking blades open and shield outside two material door clamping plates.This application is structural improvement on the basis of original material door clamping plate structure, under the premise of not changing original material door clamping plate, by additionally providing material blocking structure at the front end and rear end of material door clamping plate, to shield the hollow area of the front end and rear end of material door clamping plate, as far as possible guarantee the closedness of material discharge port, reduce the possibility of material spouting after falling, reduce material splashing, guarantee that packing machine discharging environment is pollution-free.

The utility model discloses a partition type external aluminum box used on a vehicle, which comprises a box body and a box cover rotationally connected with the box body, and the interior of the box body comprises an accommodating space and a storage space; at least three groups of separating assemblies are arranged in the accommodating space, and each separating assembly comprises a separating component and a separating plate which is inserted into the separating component and is used for separating the accommodating space; and the accommodating space is used for accommodating the partition plate. According to the technical scheme, the interior of the box body is partitioned through the partition assembly, so that articles can be conveniently classified and placed, the articles are more orderly in the transportation process, and after the articles arrive at a destination, the articles can be conveniently taken; meanwhile, the partition plates can be selected according to actual requirements, redundant partition plates can be placed in the containing space, and great convenience is achieved.

The utility model relates to the technical field of metal smelting, and particularly discloses a crucible clamping tool. Comprising handles and a clamping opening connected with the handles, the clamping opening comprises a fixed jaw and a movable jaw, the handles comprise a fixed handle and a movable handle, the two ends of the fixed jaw are connected with the fixed handle, one end of the movable jaw is hinged to the fixed jaw, and the other end of the movable jaw is fixedly connected with the movable handle which can be rotatably attached to the fixed handle. The problems that in the prior art, when two persons clamp the same crucible, the two persons use two crucible tongs, due to the fact that the crucible tongs of the two persons are separated but not integrated, the clamping process is not stable enough, the crucible falls off accidentally, and the clamping efficiency is high are solved through the fixed handles arranged at the two ends of the clamping opening and the movable handles capable of being attached in a rotating mode. And the risk of major safety accidents caused by overflow of high-temperature molten liquid is avoided.

The invention discloses garbage concentrated solution oxidation treatment equipment, and relates to the technical field of garbage concentrated solution treatment.The garbage concentrated solution oxidation treatment equipment comprises a tank body and a desilting assembly, the desilting assembly is arranged on the lower side of the tank body, and the desilting assembly comprises a silt discharging opening, a conveying groove, a water seepage hole, a discharging barrel, a grooved wheel, a motor, a screw rod, a driven wheel, a driving wheel and a water outlet groove; a silt discharging opening is formed in the lower side in the tank body, and a conveying groove is formed in one side of the silt discharging opening. When the garbage concentrated solution treatment device is used, sludge and other sediments generated during garbage concentrated solution treatment can be conveniently cleaned, the sediments are compressed and dehydrated in the cleaning process, meanwhile, waste gas and waste water generated after garbage concentrated solution treatment can be collected and treated in a unified mode, and the garbage concentrated solution treatment device is convenient to use and high in practicability. The waste gas and the waste water are collected, dehydration of precipitates is assisted when the waste gas and the waste water are collected, in the treatment process, the mixing efficiency of the oxidizing agent and the waste concentrated solution can be improved, and the stirring strength is regulated and controlled by controlling the conveying rate of the oxidizing agent.

The application discloses a kind of oilfield production and geological reserves homing method, system and equipment medium, the oil and gas products of each production unit of oilfield block is extracted, and actual production data is obtained;Determine whether the actual production data of block oil and gas products and the sum of the actual production data of each well oil and gas products in the block is closed, otherwise complete or restore;Determine whether actual production data includes non-geological unit production, if so, then data correction is carried out;Determine the oil and water splitting coefficient of each oil well, and the actual production data is split according to the splitting coefficient.Single well production splitting result is homed to data, and the actual production data of the reserve unit in proven geological reserves and the test area unit outside proven geological reserves is obtained respectively.The production of oil and gas products of oilfield and geological reserves are completely matched, so that the reserve index of reservoir is objective and true, which can effectively guide the decision and production of oilfield development plan.

The invention relates to the technical field of flow regulating valves, in particular to a multi-blade type electric flow regulating valve which comprises a valve body. The valve further comprises a valve element, a cleaning mechanism, a detection mechanism and a driving mechanism, and the valve element, the cleaning mechanism, the detection mechanism and the driving mechanism are all installed on the valve body. The driving mechanism provides power for the valve element, the valve element is matched with the valve body to adjust the flow of liquid, the cleaning mechanism cleans solid particles in the valve element, and the detection mechanism detects the sealing effect of the valve element. Power is provided for the valve element through the driving mechanism, the valve element adjusts the flow of liquid, then when the valve element is completely closed, solid particles in the valve element are cleaned through the cleaning mechanism, the valve element is conveniently and completely closed, and after the valve element is completely closed, the cleaning mechanism is used for cleaning the solid particles in the valve element. And the detection mechanism is matched with the cleaning mechanism to detect the sealing effect of the valve element, so that the practicability of the equipment is improved.

The invention discloses a production and preparation system of methylparaben, including an esterification kettle, a condenser and a methanol recovery tank, wherein a jacket is installed outside the esterification kettle, a vertical rotating shaft is rotatably installed at the top of the esterification kettle, the bottom end of the vertical rotating shaft extends to the inside of the esterification kettle and a buffer container is fixed outside, an agitator is fixed at the bottom end of the vertical rotating shaft, and the vertical rotating shaft is hollow inside and communicated with the buffer container. In the present invention, the liquid distributor includes a distribution pipe and a liquid spray pipe, and a horizontal movable rod with a reset spring and a sealing plug are provided in the distribution pipe, so that intermittent spraying of methanol can be realized; the pressurizing piston and the elastic telescopic rod in the buffer container can pressurize methanol. The vertical drive box, the cleaning scraper and the scraper blade combination in the esterification kettle can clean the kettle wall, which can improve the mixing effect, prevent material residue, reduce maintenance costs, and improve production efficiency and product quality.

The present invention relates to a food processing machine with reliable control, comprising a machine body and a water supply component, a crushing component and a pulping component arranged on the machine body, the crushing component comprising a pulping chamber and a crushing member arranged in the pulping chamber, the water supply component providing a water source to the pulping chamber, the pulping chamber being provided with a pulping outlet, the pulping component being connected to the pulping outlet and guiding the pulp out of the pulping chamber, the pulping component comprising a pulping channel, a blocking member and a driving member, the pulping channel having a containing space, the blocking member being movable in the containing space to close the pulping channel, and the driving member being arranged outside the pulping channel to magnetically drive the blocking member. By moving the blocking member in the containing space to close the pulping channel, the control component does not need to be too large in size to be realized, thereby reducing the space occupied by the food processing machine and improving the space utilization rate of the food processing machine. By relying on the magnetic drive of the blocking member, the blocking member can be controlled in both the closed state and the non-closed state, and can ensure that the blocking member is in the closed position quickly, efficiently and stably.

The utility model discloses a fireproof door with window belongs to fireproof door technical field, including the door board, the surface of door board is provided with fireproof glass window and the material window, the upper and lower sides of fireproof glass window are equipped with a plurality of smoke exhaust hole that penetrates the door board, and the surface of door board is equipped with the track, and the baffle that is used for selectively closing the material window is slidably installed in the track, and the surface of baffle is installed with the positioning assembly that is used for locking it in the material window closed position, door board is equipped with inductive type sealing assembly at fireproof glass window, and this assembly is used for automatically closing fireproof glass window and a plurality of smoke exhaust hole under the preset condition, and the baffle and inductive type sealing assembly are inlaid with sealing strip on the side of contact with door board. The utility model has daily convenience and security, can distinguish fire source position and make the optimal response.

This utility model relates to the field of sedimentation separator technology, and discloses a high-efficiency sedimentation separator for purifying ferrous sulfate byproducts from titanium dioxide waste. It includes a separation tank, with a separation mechanism fixedly connected to the middle of the inner wall of the tank. This separation mechanism is used to thoroughly remove internal contaminants. A sealing mechanism is fixedly connected to the top of the outer wall of the separation mechanism to seal the separator. An inspection mechanism is fixedly connected to one side of the outer wall of the separation tank. The separation mechanism includes a feed pipe, which is fixedly connected to the top of the outer wall of the separation tank. In this utility model, the ferrous sulfate byproduct solution from titanium dioxide waste enters through the feed pipe, and the reagent is introduced through the discharge pipe and the diversion pipe. A motor drives the stirring blades to rotate, preventing leakage and the entry of impurities. The clarified liquid is discharged from the discharge pipe, and a portion can be returned through the diversion pipe. The inspection mechanism is used to monitor the liquid level, water quality, and equipment status to ensure operational effectiveness.

The utility model relates to a ventilation device of an energy storage system and an energy storage container. The ventilation device comprises a ventilation pipeline, ventilation blades, a driving part and a sealing part. The ventilation pipeline is used for being installed at an air inlet and an air outlet of the energy storage box, and an airflow channel for air circulation is formed in the ventilation pipeline. And the ventilation blades are rotatably mounted in the ventilation pipeline. The driving part is in transmission connection with the ventilation blades and used for driving the ventilation blades to rotate to open or close the airflow channel. The sealing component is arranged in the ventilation pipeline and used for sealing a gap between the ventilation blade and the ventilation pipeline when the airflow channel is closed. The air exchange device drives the air exchange blades to rotate in the air exchange pipeline through the driving piece so as to control air flow, the structure is simple and reliable, and the air flow is effectively adjusted. The sealing part can be accurately matched with the ventilation blade to achieve a good sealing effect, external wind and rainwater are prevented from entering the energy storage box, and the sealing performance of the space in the energy storage box is guaranteed.

This application discloses an auxiliary tooling for sealing and testing the air tightness of a wheel hub assembly's air passage, relating to the field of air tightness testing technology. It includes: a positioning seat for placing the wheel hub assembly; a partition plate on the positioning seat; and bolts connecting the positioning seat, partition plate, and pressure plate. Two opposing sealing groups are fitted onto the bolts between the partition plate and the pressure plate. The ends of the variable-diameter bodies in the two sealing groups, with their far ends abutting against the partition plate and the pressure plate respectively, and their near ends abutting against a baffle plate, are fitted between the baffle plate and the bolts. A rubber sleeve is placed around the variable-diameter bodies. When the nut and bolt are tightened to press down the pressure plate, the diameter of the variable-diameter bodies increases, pushing the rubber sleeves outwards. The two rubber sleeves then abut against the inner diameter of the oil seal seat rings. This solves the problems existing in current wheel hub assembly air passage air tightness testing processes, avoids damage to the seals during testing, improves the accuracy of test results, reduces manual labor intensity, increases testing efficiency, and meets production needs.