33results about How to "Guaranteed sealing performance" patented technology

The utility model relates to a kind of pulverizing system with circulating purification including filter, vacuum device, operating position, first isolator, the pulverizing equipment of pulverizing material, the filter bag of filtering powder and the second isolator of intercommunication first isolator;Filter and vacuum device intercommunication second isolator;The outlet of pulverizing equipment intercommunication filter bag;Filter bag's air outlet is connected by filter;Operating position is respectively distributed on first isolator and second isolator.Solved the problem that the gas condition in isolator in prior art scheme is limited to the filtration of external gas.

The utility model discloses a kind of cooling devices for casting production of high efficiency energy saving, it is related to casting production technical field, including base and support frame, the support frame is set on the base, further include cooling mechanism, set on the support frame;Heat dissipation mechanism, set on the support frame, the heat dissipation mechanism includes: mounting, have two, and two mounting are set in the support frame;Mounting bracket, mounting bracket is set in the mounting;Driving motor, set in the mounting bracket;Fan blade, the driving motor output end;Fixed plate, set on the mounting piece.This device is discharged in time to the heat generated inside this device by setting heat dissipation mechanism, accelerates the cooling work of this device, can also collect water vapor in time, can also prevent water vapor from leaving the interior of this device in large quantities, ensure the use of water source.

The embodiment of the utility model discloses a refrigerant heater. The refrigerant heater comprises a snakelike flat pipe, the snakelike flat pipe comprises a plurality of U-shaped bent parts and a plurality of flat pipe sections arranged in parallel in the first direction, and the flat pipe sections are connected through the U-shaped bent parts to form a continuous flow channel; at least two flat tube runners are arranged in the snakelike flat tube; the flat pipe flow channels are arranged in parallel in the second direction and are used for refrigerant circulation; wherein the first direction is perpendicular to the second direction; and the at least one heating sheet is arranged between the adjacent flat pipe sections. According to the embodiment of the utility model, the problem that the existing energy storage battery pack lacks a small refrigerant heater which is not in direct contact with a refrigerant is solved, and meanwhile, the problem of dry burning caused by non-uniform refrigerant distribution is avoided.

The utility model provides a movable cylinder cover air tightness test board relates to detection frock technical field, including base and stand, the leak detection beam board is installed in the stand and slides, first plugging device, second plugging device and exhaust plugging mechanism are installed on the leak detection beam board, exhaust plugging mechanism includes the plugging frame that sets up symmetrically, plugging shaft sleeve, plugging swing bar, plugging presser foot, mounting seat, plugging bracing piece and return spring, plugging shaft sleeve rotation is installed in the inside of plugging frame, the limit inclined groove is set up on plugging swing bar, and the plugging swing bar between both sides is connected with the support bow piece and slides, the both ends of support bow piece are provided with guide sliding block, and the plugging cylinder is connected between plugging frame and support bow piece, and the lower end of plugging swing bar slides and touches in plugging presser foot outside. The utility model can realize plugging presser foot to slide inwards and plugging seal on the exhaust hole of cylinder cover through plugging cylinder.

This utility model relates to the field of auxiliary equipment for construction engineering, and discloses a portable material classification, storage, and transportation box for construction engineering. The box includes a storage box with two fixed plates fixedly connected to its bottom inner wall. A motor is fixedly connected to the inner wall of one of the fixed plates, and a gear is fixedly connected to the drive end of the motor. Connecting rods are rotatably connected inside both fixed plates, and a gear is fixedly connected to the outer wall of one of the connecting rods. Transmission plates are fixedly connected to the outer walls of both connecting rods, and connecting rods are fixedly connected to the inner walls of both transmission plates. This utility model reduces the corrosion of the box material by rainwater and acidic or alkaline liquids such as construction site concrete slurry, prevents aluminum alloy oxidation and steel plate rusting, maintains structural strength, and the sealed structure reduces the leakage of volatile gases while preventing the intrusion of external corrosive gases, ensuring the chemical stability of the materials.

This utility model discloses a rainproof power supply box for mountain disaster monitoring, comprising a main body, a sealing mechanism, and a ventilation mechanism. The sealing mechanism includes a connecting door, a mating door, a first spring, and a limiting frame. The ventilation mechanism includes a fan, a mounting bracket, a mounting frame, a filter pad, and auxiliary components. The auxiliary components include a ventilation component, an air outlet component, a second spring, rollers, and a locking block. With the cooperation of the above mechanisms, the pull-out door design of this device can ensure that the interior of the power supply box is completely sealed, preventing external rainwater, dust, mud, etc. from entering the equipment. In addition, this device can regularly replace the air inside the power supply box, which can effectively avoid the accumulation of humid gas and prevent mold, corrosion, or electrical failures caused by excessive moisture inside the equipment.

This invention discloses a molten salt pump with a bearing cooling system, belonging to the technical field of high-temperature molten salt pumps. It includes: a pump body, a pump shaft, a frame, a bearing housing, a cooling device, and a support frame. The pump body is mounted on the frame; the frame is mounted on the top of the pump body, and the bearing housing is mounted within the frame. The pump shaft is rotatably connected to the bearing housing via bearings. The cooling device is installed inside the bearing housing, with multiple microchannel coils respectively fitted onto the outer surface of the bearing. A flywheel energy storage device is installed inside the bearing housing, driving ambient air to enter through the air inlet and generating a forced airflow that blows across the cooling end of the cooling device for heat exchange. The cooling end of the cooling device is connected to a cold air inlet pipe, which is connected to multiple microchannel coils, and all microchannel coils are connected to an outlet pipe. An outlet is provided at the bottom of the bearing housing, and the outlet pipe is connected to the outlet. This invention miniaturizes and integrates a compressor-free cooling device into the bearing housing for active phase change cooling, extending the lifespan of the molten salt pump.

The utility model discloses a jacking structure for vacuum cavity, including the sealed guide structure of sealed connection on the outer wall of vacuum cavity, the jacking rod of being equipped with with sealed cooperation and the relative sliding of inside being worn of sealed guide structure, and the jacking rod one end is connected with the thimble, and the thimble top end is located in the vacuum cavity and both movable cooperation, and a plurality of thimbles are equipped in the vacuum cavity, and the jacking rod other end is connected with the jacking drive assembly. The jacking structure for vacuum cavity provided by the utility model can stably lift the wafer in the vacuum cavity, and meanwhile ensures not to influence the internal air pressure of the vacuum cavity.

A kettle lid includes a base, a lid body, a connecting plate, a lid, a handle, and a linkage. The base has a first opening; the lid body is connected to the base to form a receiving space together with the base, and the lid body has a first through-hole, a second through-hole, and a third through-hole. The first through-hole communicates with the first opening, and the second and third through-holes both communicate with the receiving space. The connecting plate is rotatably connected to the lid body or the base to selectively cover the second through-hole. The lid is connected to the connecting plate to selectively cover the first through-hole as the connecting plate rotates. The handle passes through the third through-hole and is rotatably connected to the base or the lid body, and can move within the third through-hole, with part of the handle exposed outside the receiving space. The linkage is located within the receiving space and connected between the connecting plate and the handle. When the handle rotates relative to the base, the linkage drives the connecting plate to rotate, thereby opening and closing the lid. This application also provides a kettle with the aforementioned lid.

The application discloses a kind of portable underwater hot cutting equipment and method, including power supply device, base, shell, connector, ignition unit, nozzle and waterproof cover, the base is connected with shell and constitutes integrated structure, the connector is located inside base and is connected with external power supply device;The ignition assembly in the ignition unit, the diameter of first propellant and second propellant is sequentially increased setting, the first propellant is by gas-making agent, high-heat agent is added binder and is pressed into block by oil press and is constituted, the second propellant is by is by gas-making agent, high-heat agent, abrasive is added binder and is pressed into block by oil press and is constituted;The ignition assembly is connected with connector and is conducted, the nozzle is respectively connected with ignition unit and external communication, and high-temperature product generated by first propellant and second propellant is compressed by nozzle and becomes jet spray and is ejected by nozzle.This scheme is high in working efficiency and suitable for underwater, effectively overcome the problems existing in prior art.

The application discloses a temperature control device for ice block low-temperature mechanical test and a method thereof, and belongs to the technical field of low-temperature mechanical test. The temperature control device comprises a temperature control mechanism, a heat preservation mechanism is arranged on the temperature control mechanism, the temperature control mechanism comprises a base and a cooling assembly, two bottom frames are fixedly connected to the top of the base, a fixing frame is fixedly connected to the top of each bottom frame, a test cavity is fixedly connected between the two fixing frames, the test cavity is connected with a refrigeration equipment through a hose at two sides, the refrigeration equipment is installed on the base through a support, and the two sides of the test cavity are connected with two ends of the cooling assembly. The upper sealing assembly is in contact with the bottom frame to generate a pushing force through the descending of the heat preservation cavity, the inflatable air bags are inflated and closely attached to each other at the moment, the test cavity can be kept closed, low-temperature overflow is reduced, the specified detection temperature can be quickly reached, and the detection efficiency is improved.

The utility model relates to a kind of anti-explosion valve quick inflation tool, including base and inflation pipe, base is C-shaped opening structure, inflation pipe one end is connected gas source through air pipe, and the other end of inflation pipe is equipped with cylindrical cylinder, and cylindrical cylinder is equipped in base;Base is equipped with clamping plate, and clamping plate is connected with battery pack explosion valve clamping groove;When needing to use, only need to connect inflation pipe with quick connector, then clamping plate is clamped into corresponding battery pack explosion valve clamping groove, and then hand knob is rotated 90 degrees, under the action of spring, inflation pipe lower end surface is sealed with explosion valve through sealing ring, at this time, strong magnet firmly absorbs explosion valve core rod, ensure that battery pack does not bulge when quick inflation, with the characteristics of high inflation efficiency, simple to use, high safety.

The application relates to the technical field of blow molding equipment, and discloses an ABS material product blow molding device, which comprises a shell, an injection molding machine, a blow molding piece, a cutting piece, a template and a conveying belt, the lower part of a middle pipe is provided with an extrusion capsule and an expansion column, the expansion column is communicated with the extrusion capsule, the position of the extrusion capsule corresponds to an extrusion cavity, when two templates are closed, the extrusion cavity can extrude the extrusion capsule, the expansion column expands, and the pipe blank is tightly attached to the inner wall of the template, the lower part of the template is provided with a support piece capable of ascending and descending, the support piece can be inserted into the pipe blank from bottom to top, and the pipe blank is simply fixed. The ABS material product blow molding device is characterized in that the expansion column expands under the mold closing pressure, tightly attaches to the inner wall of the template through the pipe blank, is connected with the blow molding piece through a sealing head, is directly sealed with the pipe blank relative to the blow molding piece, the leakage risk during blow molding is reduced, and the blow molding efficiency and the blow molding quality are improved. Secondly, the expansion column is used to form the internal thread of the product.

The utility model discloses a kind of aluminium bar processing melting casting moulds of convenient dismounting, including installation box body for installation, first electric telescopic link, second electric telescopic link, mould base and transmission rod fixedly installed in the inside of installation box body, the mould base is arranged in the inside of installation box body, and aluminium bar is installed in the inboard of mould base, the upper of mould base is provided with screw rod, and the outside of screw rod is installed with connecting block, and the lower end of connecting block is fixedly connected with the upper end of mould base, the transmission rod is installed on the front side upper end of installation box body, and the both ends of transmission rod are respectively provided with conical wheel. The aluminium bar processing melting casting mould of convenient dismounting, after liquid aluminium solidifies into aluminium bar, mould can be separated to form interval, avoid aluminium bar to be bonded in mould, convenient for the taking out of aluminium bar, and uniformly distributed cooling pipeline shortens the time needed to form aluminium bar, and after liquid aluminium is injected into mould, the sealing of device is guaranteed, improve security and product success rate.

The utility model discloses an easy-to-break cover film indentation heating forming device, including pavilion, cover film bearing roll, cover film indentation mechanism, cover film traction mechanism, on the pavilion, and between cover film indentation mechanism and cover film traction mechanism place is equipped with adjacent cover film heating mechanism, cover film forming mechanism in proper order, the cover film heating mechanism includes upper and lower heating power source and upper and lower heating plate, and the cover film forming mechanism includes forming upper die, forming lower die, forming power source and cooling plate. The utility model can carry out the double processing of indentation and stiffener forming to the bottom of the cover film for packaging, make it can keep sealed and will not leak, and also facilitate the easy-to-break state when using subsequently, be favorable to the mixing of the material that packs, effective use, has improved the blister pack quality of material.

The utility model discloses a steel plate combination anti -floating anchor rod's water stop device, including anti -floating anchor rod, the outside bottom position department of anti -floating anchor rod has poured concrete column, the top outside sleeve joint of concrete column has rubber pad, the top of rubber pad has fused and connected rubber ring, the outside sleeve joint of rubber ring has the steel plate of pressing tightly, the inside of steel plate of pressing tightly is located and set up the clamping groove in rubber ring corresponding position, the utility model will press tightly steel plate tightly press in the top of rubber pad, at this moment can prevent the water of cross current and can rust anti -floating anchor rod, the high -temperature welding process can melt the joint zinc block in the welding process, these melted zinc melts and can flow to the weld between water stop steel plate and anti -floating anchor rod, thereby to these welds are filled, and after cooling can solidify in these welds, prevent can have water along anti -floating anchor rod and penetrate to the bottom, further guarantee anti -floating anchor rod can not rust guarantee the strength of anti -floating anchor rod.

This application relates to the field of hydraulic hose technology and discloses a fatigue-resistant and fracture-resistant hydraulic hose, including a tee connector. A fixed head is installed inside one end of the tee connector, and a corrugated hose is connected to one end of the fixed head. Diverter ports are provided on both sides of the tee connector away from the fixed head. Reinforcing rings are fixed outside the diverter ports, and fracture-resistant support sleeves are provided on the reinforcing rings for support. After connecting the hose to the oil pump, the hydraulic oil is transmitted through multiple pathways via the connecting pipe, corrugated hose, and diverter ports of the tee connector, achieving high efficiency and stability. The reinforcing rings and fracture-resistant support sleeves enhance connection strength and support, reducing the risk of fracture. The fit of the connectors and connecting blocks, as well as the flexibility of the corrugated hose, reduces fatigue damage and improves fatigue resistance. Sealing gaskets ensure sealing, prevent leakage, and ensure the normal operation of the hydraulic system.

The utility model relates to the technical field of oil drilling exploitation, concretely to a kind of drilling fluid liquid level height detection alarm device, including wellbore, the cavity is equipped in wellbore inside, annular gear disc is fixed in the cavity inside, the movable gear is engagedly connected in the annular gear disc inside, the movable gear front end is equipped with protection box, the antenna is fixed in the protection box top, alarm is fixed in the protection box inside upper surface, ultrasonic liquid level sensor is fixed in the controller left end, laser liquid level sensor is fixed in the ultrasonic liquid level sensor front end, the front box door is slidably connected in the protection box bottom, the rear box door is equipped in the front box door rear portion and the protection box sliding connection;The utility model can make movable gear rotate along annular gear disc by movable gear rotation, to drive connecting block to move along annular gear disc, so that the whole device can detect the drilling fluid of wellbore inside any position, to improve the use range of the device.

This utility model discloses a high-pressure manual inflation and deflation valve for aerospace applications, comprising an outer nut, an adjusting nut, a spring, a housing, a backing nut, a handle, a push rod, a set screw, a tubular filter screen, a slotted conical set screw, a steel ball, and a push pin. The push rod and push pin are the transmission components of the product. Rotating the handle causes the push pin to move left and right, thereby pushing the valve assembly of the pressure vessel. By using a trapezoidal thread transmission and a limit design for the push pin, the product can withstand the large load brought about by high-pressure inflation, preventing thread jamming. At the same time, the sealing design of O-rings and star-shaped sealing rings makes the product highly reliable and safe, with effective operation for more than 5,000 cycles. Its operation is simple, illustrated, and ergonomic.

This utility model relates to the technical field of edible oil storage, and in particular to a novel sealing structure for flaxseed-olive blended oil bottles. It accelerates the reflux of residual oil, avoids oil residue, prevents oil from contacting the outside air, and ensures the safety of oil use. It includes a bottle mouth, a bottle cap, an oil outlet plate, a sealing component, a connecting component, and a scraping component. An oil outlet plate is installed inside the bottle mouth, and multiple oil outlet grooves are opened on the oil outlet plate. The middle part of the oil outlet plate is connected to the bottle cap through the connecting component. A scraping component is installed above the oil outlet plate and is connected to the connecting component.

The utility model discloses an infectious disease department specimen storage transfer device, including specimen transfer case, the upper surface fixed mounting of specimen transfer case has the handling stake, the movable mounting of folding handle has between the handling stake, the lower surface fixed mounting of specimen transfer case has the triangular flow guide board, the lower surface fixed mounting of triangular flow guide board has the antiskid silica gel pad, the inside of specimen transfer case is provided with the cold storage storage drawer, and specimen transfer case includes box body shell, L shape heat -insulating cotton pad and box body lining. Among them, L shape heat -insulating cotton pad fixed mounting is in the inside of box body shell, is used for enhancing the heat -insulating performance of box body, maintains the low temperature environment in. The transfer case passes through L shape heat -insulating cotton pad and multiple seal structure and ensures the cold storage and safety, and the cold storage storage drawer utilizes the ice storage box, the isolation frame to realize specimen classification fixation. The device is strong in sealing, and the cold storage effect is good, and the operation is convenient, can effectively guarantee the safety and standardization of infectious disease department specimen transfer.

The utility model provides a kind of oil separator check valve, relate to oil separator field, including valve body, valve seat, shell, the valve body is installed in shell, the valve seat is set in the bottom of shell, the lower end of the valve seat is connected with discharge pipeline, the valve seat is fixedly installed on the upper cover of oil separator, the top of shell is equipped with steel sleeve, in the utility model, by welding, check valve is integrated on oil separator, by using different welding mode in different positions, it is guaranteed to realize sealing, reduce occupied space, reduce cost and reduce the influence of mechanical vibration on flange, thread and other connecting structures, ensure the connecting strength.

The utility model discloses a kind of coffee bean rationing mechanism, including mechanism shell, welding installation is carried out in the through-hole of mechanism shell upper surface, mechanism shell lower surface is fixedly installed with square funnel in the position of front end, mechanism shell inside lower surface is fixedly installed with electronic metering scale, the surface of electronic metering scale is bonded with coffee bean weighing box, feeding structure is movably installed between mechanism shell inner wall and the lower end of feed pipe, mechanism shell side is welded with integrated controller in the position of a corner, coffee bean weighing box includes C-shaped bottom frame bonded on the surface of electronic metering scale, box body welded on the upper end of C-shaped bottom frame.The utility model said a kind of coffee bean rationing mechanism, by the accurate cooperation of each component, the full-process automation control of the feeding, weighing loading and unloading of coffee bean is realized by this mechanism, satisfy the precision requirement of rationing.

The utility model relates to polyurethane polyurea spray gun technical field, specifically is a kind of polyurethane polyurea spray gun with adjustable flow, including gun body, the inside movable joint of gun body has mixing chamber, the left and right sides of gun body symmetry are connected with two cylindrical filter screen frame, and the side of filter screen frame and gun body are closely adhered;Filter screen frame is provided with outer groove and inner hole, and outer groove and inner hole are communicated by multiple filter screen frame holes, and the outside of outer groove is sleeved with filter screen;Friction pair is slidably and sealingly connected in inner hole;One end of friction pair is in abutment with mixing chamber, and the other end is connected with spring for making friction pair and mixing chamber close;Inner hole includes first inner hole and second inner hole, and first inner hole and second inner hole are communicated by tapered hole;Adjusting column is threadedly connected in first inner hole, and the end of adjusting column has tapered head, and tapered head is movably connected in tapered hole;The utility model can adjust the flow of material that enters mixing chamber via filter screen frame.

The utility model discloses a kind of all-around lever clamping type single-path air intake detection cylinders, including cylinder, piston, piston rod and bottom cover, the outer periphery of the cylinder upper end is detachably provided with rotary seat in the piston rod, the upper portion of the rotary seat is hinged with connecting rod;Piston rod is provided with the piston rod inner cavity of open bottom;The middle part of bottom cover is threadedly connected with detection rod, sleeve is provided on the detection rod, the sleeve extends into the piston rod inner cavity and is slidably connected with it, the gap for gas circulation is equipped between the sleeve and detection rod, the detection rod is provided with upper and lower through exhaust passage, the upper end outer side wall of the detection rod is oppositely provided with two guide sections.The utility model can solve the problem that the oil cylinder applied in existing tool fixture cannot meet the diversified different angle pressing operation demand due to the limitation of structural design, and cannot accurately judge the different operating state of oil cylinder.

This utility model discloses a stator housing structure, a stator assembly, a motor, and a household appliance, relating to the field of household appliance technology. The stator housing structure includes a stator housing and a wire clamp. The stator housing has a receiving cavity with at least one open end. The edge of the opening has a wire outlet notch for the wire to exit from the receiving cavity. The bottom wall of the wire outlet notch has a first groove. The wire clamp has a second groove that matches the first groove. The wire clamp is inserted into the wire outlet notch along the axial direction of the stator housing. The first groove and the second groove together form a wire outlet for the wire to pass through. The wire outlet is press-fitted tightly with the wire. The technical solution provided by this utility model can improve the reliability of the motor under high humidity, pollution, and complex operating conditions.

The utility model relates to the technical field of crystal resonators, in particular to a glue stirring machine for crystal resonator production, which comprises a tank body and a heating device, a servo motor is arranged on the upper surface of the tank body, a driving end of the servo motor is fixedly connected with a stirring rod, the heating device is arranged on the surface of the tank body, and the heating device comprises a water inlet pipe. The water inlet pipe is fixedly connected with the tank body, the inner wall of the tank body is provided with a cavity, one end, close to the water inlet pipe, of the tank body is fixedly connected with a water pump, the water outlet end of the water pump is communicated with the cavity, the water inlet pipe is communicated with the cavity, and the water outlet end of the water pump is fixedly provided with a valve. The stirring process is guaranteed to be smoothly carried out, the glue is maintained at a proper temperature, stable physical and chemical properties such as viscosity and fluidity of the glue are ensured, and stirring is more uniform, so that the quality of the glue in crystal resonator production is improved, and key indexes such as sealing and electrical performance of a final product are guaranteed.

The application relates to the field of gas measurement, in particular to a light path variable gas measurement device. The device comprises a base, a laser module, a first shell, a first mirror, a gas cell assembly, a focusing lens barrel, a sensor module, a circuit module and the like. The laser beam emitted by the laser module is emitted to the first mirror through the through hole, is reflected on the second mirror and the third mirror back and forth, the third mirror can be rotated to adjust the position of the light emitting hole to adjust the reflection light path, and finally the laser beam is emitted to the focusing lens through the light emitting hole and reaches the sensor module. The application can realize the adjustment of the reflection light path, flexibly cope with different concentration ranges, different types of gas and different measurement environments, and meet the high-precision measurement requirement.

The utility model embodiment provides a kind of light driver structure, comprising: upper shell, metal lower shell, PCBA board, female end connector and multiple SMT conductive particles;Upper shell and metal lower shell jointly enclose and form the relatively closed hollow cavity, PCBA board is positioned and set in hollow cavity;The setting cavity structure on upper shell is set to the first end surface of upper shell relative to the protrusion towards metal lower shell, and the opening end of setting cavity structure is located on the second end surface of upper shell, and interface structure is set on the second end surface of upper shell, interface structure is set along the direction of first direction and away from the direction of upper shell, and interface structure is surrounded around the opening end of setting cavity structure;Female end connector is set in setting cavity structure;Multiple SMT conductive particles are respectively set in the edge position of the end surface four around of PCBA board close to metal lower shell, and when upper shell and metal lower shell fixed connection, each SMT conductive particle is compressed and fixed between PCBA board and metal lower shell in the first direction.