37results about How to "Extended thermal path" patented technology

The invention discloses a rapid vulcanization die for a building lamination shock insulation rubber bearing. The rapid vulcanization die comprises an inner heating die with a heat conduction strip, an outer heating die with a heat conduction strip, an excessive glue groove, heat conduction strips, an upper heating template, a lower heating template, a positioning shaft, a positioning hole and a positioning shaft mounting groove, wherein the lower heating template is mounted on a support, the outer heating die with the heat conduction strip is arranged on the upper surface of the lower heating template, the inner heating die with the heat conduction strip is arranged in the center of the outer heating die with the heat conduction strip, the height of the outer heating die with the heat conduction strip is equal to that of the inner heating die with the heat conduction strip, and the upper heating template is arranged at the tops of the outer heating die with the heat conduction strip and the inner heating die with the heat conduction strip. The rapid vulcanization die fully utilizes the structural principle of vulcanization equipment and a vulcanization target to realize rapid and uniform vulcanization and efficient mounting, is applicable to vulcanization processing of various rubber bearings, such as a standard rubber bearing, a pencil lead rubber bearing, a high damping rubber bearing and a stacked rubber bearing, and is high in vulcanization efficiency and rapid and convenient to mount and maintain.

The invention discloses a phase-change energy storage device. The phase-change energy storage device comprises a heat conduction piston cavity, a phase-change unit, a heat conduction piston, a limiting ring, a first spring, a heat conduction cap and a heat sink; the piston cavity and the heat sink are oppositely arranged on the front surface and the rear surface, the heat sink is arranged in front of the piston cavity, the front end of the piston cavity is open, and the rear end of the piston cavity is sealed; the piston is in sliding fit in the piston cavity, and the piston is in dynamic sealing with the inner wall of the piston cavity; the phase-change unit is filled in a cavity defined by the end part of the rear end of the piston and the piston cavity, the limiting ring is fixedly connected with the inner wall of the front end of the piston cavity, and the first spring is arranged between the limiting ring and the piston; and the two ends of the first spring are respectively abutted against the limiting ring and the piston, the heat conduction cap is connected with the front end of the piston, the front end of the heat conduction cap penetrates out of the piston cavity, and the heat sink is arranged in front of the heat conduction cap. The phase-change energy storage device can dissipate heat generated by high-power equipment on the basis of keeping a small size, the problem of thermal control of the high-power equipment on a satellite is solved, and normal operation of the equipment is guaranteed.

The invention discloses a vacuum separation mechanism in a superconducting feeder line system, which comprises a vacuum separation body, various superconducting buses, low-temperature pipeline ports, a corrugated pipe, a protection device of the corrugated pipe and a cold screen connection hot stopper, wherein the vacuum separation body consists a peripheral U-shaped neck pipe and a center separation plate which realize the vacuum environment, the superconducting buses and the low-temperature pipeline ports pass through the center separation plate, the vacuum separation body realizes the vacuum separation at both sides, the superconducting buses and the low-temperature pipeline ports are combined with the corrugated pipe and the protection device of the corrugated pipe for realizing the vacuum sealing, then, the superconducting buses and the low-temperature pipelines can freely and axially extend and contract in the designed range, and the displacement requirement of the system in the work is met. A corrugated pipe protection sleeve protects the corrugated pipe so that the corrugated pipe can normally work under the condition of twisting and bending caused through electromagnetic force. In the aspect of heat insulation performance, the heat conducting path from the room temperature to the low temperature is lengthened through the U-shaped neck pipe, the temperature gradient on the vacuum separation is optimized through the hot stopper, and the heat load of 4.2K low-temperature components in the center position of the separation is possibly reduced.

The invention provides an enhancement heat conduction structure for a high-power CCD of a space optical remote sensor, and belongs to the technical field of space optical remoter sensors. The structure aims to solve the problems that in the prior art, heat conduction paths of a CCD are limited, the contact area between a fixing component at the back of the CCD and an installation substrate is small, thermal contact resistance is large and heat conduction efficiency is low. The enhancement heat conduction structure for the high-power CCD of the space optical remote sensor is an integral component composed of a device pressing plate, fixing ends and an enhancement heat conduction end. The fixing ends are located at the two ends of the device pressing plate, multiple narrow grooves are evenly machined between the enhancement heat conduction end and the device pressing plate, and the narrow grooves correspond to device pins at the back of the CCD in a one-to-one mode. On the basis that the CCD is fixed, the enhancement heat conduction end is designed, the heat conduction paths of the back of the device are effectively increased, the contact area between the CCD and the installation substrate is increased, heat conduction efficiency is improved, and the heat conduction requirement of the high-power CCD is met.

The invention provides a vacuum thermal insulating plate and a refrigerator. The vacuum thermal insulating plate comprises a core material and a blocking membrane bag. A groove is formed in the side face of the core material. The core material is sealed in the blocking membrane bag. The blocking membrane bag is attached to the outer surface of the core material. The blocking membrane bag is attached to the inner wall face of the groove. By forming the groove in the side face of the vacuum thermal insulating plate, on one hand, the heat conduction route of the blocking membrane bag is lengthened, the heat conduction heat resistance of the blocking membrane bag is increased, and therefore the heat bridge effect in the vacuum thermal insulating plate is reduced, and the thermal insulating effect of the vacuum thermal insulating plate is improved; on the other hand, the contact area between the side face of the vacuum thermal insulating plate and a foamed layer is enlarged, the side face of the vacuum thermal insulating plate and the foamed layer are clamped, the adhesive force between the side face of the vacuum thermal insulating plate and the foamed layer is increased, the foamed layer and the vacuum thermal insulating plate are more firmly combined, and the disengagement phenomenon between the vacuum thermal insulating plate and the foamed layer is effectively avoided.

The invention discloses a high temperature pipeline heat insulation wall-penetrating structure and a folding sleeve thereof. The high temperature pipeline heat insulation wall-penetrating structure comprises the folding sleeve, a high temperature pipeline and a wall body; the folding sleeve is provided with a channel corresponding to the high temperature pipeline, and the extension direction of the channel is parallel to the axis direction of the folding sleeve; the side wall of the folding sleeve is formed by back-folding along the axis direction of the folding sleeve through a folding plate;the tail end, away from one side of the channel, of the folding plate extends outside in the radical direction of the folding sleeve and forms a connecting part used for connecting with the wall body; an installing hole is formed in the wall body corresponding to the folding sleeve, and the folding sleeve is arranged in the installing hole in a penetrating mode; and the high temperature pipelineis arranged in the channel in a penetrating mode, and thus the side wall of the folding sleeve is clamped between the high temperature pipeline and the wall body. According to the high temperature pipeline heat insulation wall-penetrating structure and the folding sleeve thereof, temperature of the wall body in connection with the pipeline is efficiently lowered, damage and thermal stress deformation caused by high temperature of the wall body is avoided, and high temperature damage on the other parts of the wall body is avoided. The folding sleeve has the displacement compensation ability dueto the back-folding structure, and vibration and sliding moving of the high temperature pipeline are efficiently prevented.

The invention relates to a driver casing (10). The driver casing (10) is characterized by comprising a first part (1) and a second part (2); the first part (1) is made of electrical insulating material, and the second part (2) is made of conducting material; and the first part (1) and the second part (2) are formed integrally, and the second part (2) extends out of the first part (1) and serves as the electrical connecting part of the driver casing (10). The invention also relates to a luminous device and a lamp. According to the luminous device and the lamp disclosed by the invention, the manufacturing technique is simple, the cost is low, and the heat dissipation capability is remarkably improved.

The invention discloses a CPT-atomic-magnetometer-based space glass air chamber thermal insulation device, which comprises a main body structure and glass air chamber thermal insulation sleeves clamped at two ends of a glass air chamber. The glass air chamber thermal insulation sleeves are assembled in the main body structure. According to the glass air chamber heat insulation device, the glass air chamber thermal insulation sleeves are made of polyimide materials with a small heat conduction coefficient and the outer spline, the inner fence and the S-shaped section are adopted and a e glass air chamber thermal insulation device is provided, so that when the glass air chamber is used in space, the temperature does not fluctuate greatly along with periodic changes of a track.

The invention discloses a contact type liquid nitrogen cryotherapy device. The contact type liquid nitrogen cryotherapy device comprises an outer layer mechanism, an implementing mechanism and an inner layer mechanism. The outer layer mechanism is arranged on the outer side of the inner layer mechanism, and the implementing mechanism is connected with the inner layer mechanism; according to the size of an area need to be treated, cryoprobes of different sizes are selected and unnecessary damages to skin in a non-treatment area cannot be caused; one end of the cryoprobe is in contact with the skin and the other end of the cryoprobe is always in contact with liquid nitrogen so that the liquid nitrogen temperature is directly transmitted to the skin; and a temperature sensor with a patch is arranged on the cryoprobe to monitor the temperature of the cryoprobe in real time in the freezing process, so that it is ensured that the temperature of the cryoprobe is low enough and stable; in thefreezing process, the temperature is not judged by relying on the sense of a patient; nitrogen vaporized from liquid nitrogen or nitrogen which is not directly sprayed to the skin is collected by a pipeline and discharged separately, and the freezing safety is high; and the freezing temperature can be recorded in a storage of the device or even printed out by a printer provided with the device andsigned by both doctors and patients to avoid doctor-patient fights afterwards.

The invention provides a conical concentric-square-shaped labyrinth structure supporting structure which comprises an outer tank body of a cryogenic liquefaction container, an inner tank body of the cryogenic liquefaction container, conical concentric-square-shaped labyrinth supporting seat structures and heat insulation pads, and the conical concentric-square-shaped labyrinth supporting seat structures are embedded in the two ends of the outer tank body of the cryogenic liquefaction container and the two ends of the inner tank body of the cryogenic liquefaction container; the conical concentric-square-shaped labyrinth supporting seat structure further comprises a left conical concentric-square-shaped labyrinth connecting seat, a right conical concentric-square-shaped labyrinth connecting seat and threaded holes. The interiors of a left-side conical concentric-square-shaped labyrinth connecting base and a right-side conical concentric-square-shaped labyrinth connecting base are each of a double-vortex-line cavity structure. According to the structure, the heat exchange area is increased while the structural mechanical strength is guaranteed, the gas-solid heat exchange performance is far better than that of a hollow cavity, a low-temperature chamber is additionally arranged in the middle of the support, heat sink is added to the support, the temperature gradient of the support is reduced, the heat insulation performance of the support is improved through low-temperature gas precooling, and cold leakage is further reduced.

The invention discloses high-efficiency heat-insulation storage device and structure for a space station. The high-efficiency heat-insulation storage device for the space station is provided with at least one storage chamber, wherein a first side wall of the storage chamber comprises an inner wall layer, a support piece, a heat-insulation core layer and an outer wall layer arranged sequentially from the storage chamber to the outside environment; the inner wall layer and the outer wall layer form a sealed space; gas with a low heat conductivity coefficient is filled in the sealed space; and the support piece is of a horn-shaped structure and comprises a large-diameter end connected with the inner wall layer and a small-diameter end penetrating through the heat-insulation core layer so as to be abutted against the small-diameter end of the outer wall layer. The high-efficiency heat-insulation storage device for the space station provided by the invention has the excellent effects of small structure heat conduction, small gas heat conduction, small side wall dimension, large storage chamber utilization space and high heat insulation efficiency, and meets the low-temperature storage demand of the space station.

A heat dissipation system is suitable for being thermally coupled to a heat source. The heat dissipation system comprises a centrifugal fan, a heat pipe, a radiator and a heat conduction frame set. The centrifugal fan comprises a shell and a fan blade. The shell is provided with a containing space, an air inlet and an air outlet, wherein the air inlet and the air outlet are communicated with the containing space. The fan blades are located in the containing space. The heat pipe is thermally coupled to the heat source. The radiator is located at the air outlet and thermally coupled to the heatpipe. The heat conduction frame set comprises a heat absorption frame and a heat dissipation frame. The heat absorption frame is used for assembling a heat source and thermally coupled with the heat source. The heat dissipation frame is arranged on a shell of the centrifugal fan and is partially located in the containing space. The heat dissipation frame is thermally coupled to the heat absorptionframe.