11results about How to "Realize the insulation function" patented technology

The utility model belongs to the technical field of plasma rotating electrode powder manufacturing equipment, and relates to a vacuum dynamic sealing structure of a plasma gun for powder manufacturing, which comprises an external powder blocking module and a dynamic sealing module, the external powder blocking module consists of a first powder blocking plate, a powder blocking ring and an insulating powder blocking plate, the first powder blocking plate is fixed at the top of a plasma gun body to form an arc-shaped shielding surface, and the dynamic sealing module is fixed at the top of the plasma gun body. The powder retaining ring coaxially sleeves the positive electrode of the plasma gun body and forms an annular gap type powder blocking structure with the insulating powder retaining plate; the dynamic sealing module is sequentially provided with a dynamic sealing installation metal cylinder, an insulating cylinder and a sealing assembly from outside to inside in the radial direction of the plasma gun body, the insulating cylinder and the dynamic sealing installation metal cylinder form a step-shaped sealing structure, and vacuum sealing and electrical isolation are achieved between the dynamic sealing module and the external powder blocking module through bakelite and an O-shaped sealing ring. The vacuum dynamic sealing structure provided by the utility model has the advantages of powder isolation, reliable sealing, no burning loss short circuit and no need of vacuum grease auxiliary sealing lubrication.

The utility model provides a kind of corrosion -resistant spiral steel pipe, the utility model includes spiral inner tube body and seamless outer tube body, and interlayer space is formed between spiral inner tube body and seamless outer tube body, and interlayer space is filled with heat preservation filling layer, the outer surface of spiral inner tube body and the inner surface of seamless outer tube body are equipped with corrosion -resistant coating, and the both ends of spiral inner tube body and seamless outer tube body are respectively equipped with first connecting frame and second connecting frame, the edge of first connecting frame is equipped with insert block one, the edge of second connecting frame is equipped with the slot compatible with insert block one, the edge of second connecting frame is equipped with insert block two, the edge of first connecting frame is equipped with the slot compatible with insert block two, and the opening is formed between first connecting frame and second connecting frame, and reinforcing strip is inserted in the opening.The utility model can improve environmental adaptability by double corrosion -resistant coating, optimize the sealing property of connecting structure, enhance the synergistic effect of reinforcing strip and heat preservation layer, to prolong service life and ensure operating stability.

The utility model relates to the technical field of raw material medicine temporary storage, especially to a raw material medicine temporary storage tank, including temporary storage tank body, still including heat preservation groove, water adding pipe, drain pipe, sealing upper cover, opening, hollow water distribution ring, liquid inlet pipe and liquid jet head, the utility model discloses hot water or ice water is added to the inside of heat preservation groove through water adding pipe, and the temperature of hot water or ice water is passed to its inside through temporary storage tank body, so that the temperature in temporary storage tank body keeps the environmental temperature required by raw material medicine, when not needing heat preservation, just need to open drain pipe and can discharge the hot water or ice water in heat preservation groove, and the cleaning fluid is conveyed into hollow water distribution ring through liquid inlet pipe through external water delivery device, and the cleaning fluid in hollow water distribution ring will be sprayed through a plurality of liquid jet heads, since the water outlet of liquid jet head is opposite the inner wall of temporary storage tank body, so the cleaning fluid sprayed by liquid jet head can flush the inner wall of temporary storage tank body, and realizes the function of heat preservation and continuous cleaning.

The application discloses a low-temperature oil-free centrifugal compressor placed in an adiabatic environment, comprising an adiabatic cold box, a centrifugal compressor unit, connecting pipelines and a vacuum pump. The centrifugal compressor is placed in the adiabatic cold box and comprises a motor, an impeller, a volute and a bearing. The impeller and the motor at two ends of the centrifugal compressor are placed in different chambers of the adiabatic cold box. The centrifugal compressor can adopt the same rotor structure at two ends. The motor does not need to be cooled. The centrifugal compressor is provided with a motor heat preservation loop. The bearing adopts a gas bearing or a gas-magnetic hybrid bearing, and the gas bearing type is full dynamic pressure, dynamic-static pressure or full static pressure. The low-temperature oil-free centrifugal compressor placed in the adiabatic environment can greatly reduce the power consumption and cold leakage loss of the compressor. The compressor with the same structure at two sides does not need to consider the axial force. Through the measures of setting different adiabatic chambers and heat preservation loops, the compressor can operate at an import temperature of -268 to -20 DEG C. The low-temperature centrifugal compressor is purely oil-free, and the system volume and weight are greatly reduced.

The application relates to the field of equipment transport tools, and provides a constant-temperature packaging structure for precision devices and a transfer box, which comprises a heat insulation layer, a plurality of air permeation holes are formed in the heat insulation layer, the plurality of air permeation holes penetrate through a temperature control side and an outer side of the heat insulation layer, a plurality of thermoelectric refrigerators are arranged on the temperature control side of the heat insulation layer and cover the air permeation holes, a temperature sensor is arranged on the heat insulation layer and is used for detecting the temperature of the temperature control side, the plurality of thermoelectric refrigerators and the temperature sensor are electrically connected with a temperature control device, and the temperature control side of the heat insulation layer is used for wrapping the precision devices; and the temperature control device controls the plurality of thermoelectric refrigerators to carry out refrigeration or heating through electric signals so as to reach a predetermined transfer temperature. The problems of large energy consumption and rapid temperature change caused by loading and unloading in the prior art constant-temperature container are solved.

This utility model relates to the field of food processing equipment, specifically to a multi-layer stacked baking device for seaweed crisps. It includes a movable base plate, an outer casing fixed to the top of the movable base plate, and an inner casing also fixed to the top of the movable base plate. The inner casing is located inside the outer casing, and a heat-insulating cavity is formed between the inner and outer casings. A multi-layer pull-out assembly is detachably installed inside the inner casing, and a multi-layer heating assembly is also fixed inside the inner casing. A blower assembly is fixed to the top of the outer casing, and the blower assembly is connected to the inner casing and the heat-insulating cavity. The beneficial effects of this utility model are: by setting up inner and outer casings, the heat-insulating cavity formed between the inner and outer casings can effectively reuse the heat from heating and drying the seaweed crisps, achieving a heat-insulating function and greatly reducing the heat loss rate of the inner casing, thereby achieving energy saving and consumption reduction. It has good practicality and is suitable for widespread use.

The utility model discloses a sealing device for processing a glass fiber reinforced plastic septic tank, which relates to the technical field of environmental protection equipment, and comprises a tank body, the top end of the tank body is fixedly connected with three groups of cleaning openings, and the sealing device for processing the glass fiber reinforced plastic septic tank is provided with an inner cover, a sealing ring and a connecting block. Due to the fact that the first expansion rubber ring and the second expansion rubber ring can expand when encountering water due to the material characteristics of the first expansion rubber ring and the second expansion rubber ring, if the water level in the pool body rises into the cleaning opening, the first expansion rubber ring and the second expansion rubber ring extrude each other after being expanded when encountering water and are tighter, and gas or liquid is prevented from overflowing upwards. Meanwhile, leakage can be prevented through preliminary isolation of the inner cover, after the inner cover is installed downwards, the top cover is directly inserted downwards into the top end of the inner cover, the sealing ring surrounds the periphery of the inner cover for further sealing and preventing overflow, at the moment, the top cover and the cleaning opening are fixed, secondary isolation is conducted, leakage is prevented, and the problem that the sealing performance of the device cannot be enhanced is solved.

This disclosure pertains to the technical field of fastener production equipment, and specifically relates to a grease cleaning device after fastener processing. The device includes a housing with a corresponding bottom shell. A cleaning tank is housed inside the housing, with a space between the cleaning tank and the housing. An ultrasonic generator is mounted on the outer wall of the cleaning tank. An electromagnetic heater is located on the outer bottom of the cleaning tank. Multiple temperature sensors are vertically and evenly arranged on the inner wall of the cleaning tank. A temperature controller is connected to the temperature sensors and the heating device. A display screen for operation is fixedly mounted on the front of the housing and connected to the temperature controller via a wired interface. Compared to existing technologies, this disclosure improves cleaning efficiency by precisely controlling the temperature to match the cleaning fluid.

This invention discloses a multi-layer composite sound insulation cotton for drain pipes. It comprises, from the outside in, a release paper layer, a first butyl rubber layer, an IXPE foam layer, a second butyl vibration damping layer, and a non-woven protective layer, stacked sequentially. The first butyl rubber layer is made of modified butyl rubber; the IXPE foam layer is made of cross-linked polyethylene foam with an independent closed-cell structure; and the second butyl vibration damping layer is made of high-damping butyl rubber. The sound insulation cotton of this invention achieves low-temperature continuous bonding and initial vibration damping and waterproofing through the first butyl rubber layer; it achieves sound absorption, sound insulation, and heat preservation through the IXPE foam layer; it forms a constrained damping structure with the second butyl vibration damping layer, the first butyl rubber layer, and the IXPE foam layer to suppress pipe vibration and block sound bridge transmission; and it forms a double waterproof structure with the non-woven protective layer and the first butyl rubber layer to prevent external water vapor penetration. It integrates multiple functions such as bonding, vibration damping, sound absorption, sound insulation, heat preservation, waterproofing, and protection.

The application relates to the field of high-voltage switch devices of power systems, and discloses a through-wall connecting piece of a new material, a side-out bus sleeve assembly comprising a bus sleeve and a center insert fixed in a center hole, a plurality of interval distributed umbrella skirts extending on the outer circumferential surface of the bus sleeve in the axial direction of the bus sleeve, a first flange and a second flange fixedly connected outside the connecting end of the bus sleeve, and the bus sleeve, the umbrella skirts, the first flange and the second flange being integrally cast by thermoplastic engineering plastics. In the production process of the device, the bus sleeve, the umbrella skirts, the first flange and the second flange, the inserted connecting insert and the center insert are integrally cast by thermoplastic engineering plastics, the thermoplastic engineering plastics is used to replace epoxy resin, the insulation function of the product is realized, the recycling problem is solved, and the stability and the service life of the device can be improved through the integrated casting and the setting of the annular clamping groove of the center insert and the annular clamping protrusion of the center hole.

The embodiment of the utility model provides a food heat preservation device which comprises a plurality of containing containers, a heat preservation layer and a heat preservation layer. And a heat preservation space is formed in the heat preservation cover, and the heat preservation cover can cover the multiple containing containers so that the multiple containing containers can be placed in the heat preservation space. According to the food heat preservation device, the multiple containing containers are stacked, the occupied space in the transverse direction can be saved, and the multiple containing containers can be placed in the heat preservation cover; the multiple containers are placed in the heat preservation space formed by the heat preservation cover, heat dissipation can be slowed down, the cooling speed of food in the containers can be reduced, the heat preservation function of multiple cooked food is achieved, and it can be guaranteed that hot rice, hot dishes and the like are not cold for a long time; the problem that when a plurality of dishes are cooked, the cooked dishes are cooled is effectively solved.