436results about How to "Fast conduction" patented technology

The invention relates to the technical field of wire and cable manufacturing, in particular to a high-flexibility low-smoke fire-fighting power cable and a preparation method thereof. The cable sequentially comprises a cable core, a shielding layer and an outer sheath layer from inside to outside, the outer sheath layer is prepared from the following preparation raw materials: 60 to 65 parts of methyl vinyl silicone rubber, 12 to 15 parts of ethylene propylene diene monomer, 8 to 10 parts of linear low-density polyethylene, 5 to 6 parts of cross-linking agent, 20 to 22 parts of flame retardant, 6 to 8 parts of reinforced flame-retardant filler, 20 to 25 parts of modified heat-conducting filler, 1.2 to 1.5 parts of coupling agent, 1.3 to 1.5 parts of antioxidant, 3 to 3.5 parts of lubricant, 2 to 2.5 parts of vulcanizing agent and 0.6 to 0.8 part of accelerant. The outer sheath layer of the high-flexibility low-smoke fire-fighting power cable prepared by the invention has excellent mechanical strength, toughness, heat-conducting property, high temperature resistance and flame retardant property, so that the high-flexibility low-smoke fire-fighting power cable has higher reliability and safety in fire-fighting power supply occasions.

The present invention provides a novel frameless torque motor for a humanoid robot, comprising a support structure; a stator for generating a rotating magnetic field, wherein the number of the stators is several and evenly distributed, and the side of the stator close to the support structure is fixedly connected to the inner ring of the support structure; and a rotor for generating a rotating motion under the influence of the magnetic field generated by the stator, wherein the rotor is located at the axis of the support structure. The present invention can input current to the stator through the connector by setting a support structure, a stator, a rotor, a connecting column, a cooling structure, a heat dissipation structure and a connector, so that the stator generates a rotating magnetic field, and the rotor generates a rotating motion under the influence of the magnetic field generated by the stator. The cooling structure can cool the stator, and the heat dissipation structure can assist in heat dissipation. The heat dissipation structure can drive the liquid inside the cooling structure to move, thereby solving the problem of poor heat dissipation effect of the existing humanoid robot frameless torque motor.

The invention discloses a heating assembly, a machine head assembly and air blowing equipment, and relates to the technical field of air blowing equipment.The heating assembly comprises a heating piece and a heat conduction fin structure, and the heat conduction fin structure extends in the circumferential direction of the heating piece and is in heat conduction connection with the heating piece. The heat conduction fin structure and the heating piece can be arranged in the air outlet channel of the machine head assembly and are arranged on the air outlet path of the air outlet channel. According to the heating assembly, the heating piece is in heat conduction connection with the heat conduction fin structure, the heat conduction fins are used for improving the conduction speed of heat on the heating piece, the heat exchange area of the inlet air and the heating assembly is increased, and the beneficial effect of improving the heat exchange efficiency of the heating piece and the inlet air is achieved.

The invention discloses a multichannel optical fiber fluorescent temperature measuring device and method for an electrostatic chuck in an etching machine, and relates to the technical field of semiconductor etching. The device comprises temperature measurement sensors arranged in different areas of an electrostatic chuck, and each temperature measurement sensor comprises a fluorescent temperature measurement head, a ceramic sleeve, a switching optical fiber, a transmission optical fiber, an optical coupling module, a photoelectric detection module and a working light source module; wherein the fluorescent temperature measuring head comprises a fluorescent layer and a heat conducting layer which are stacked, the fluorescent layer is prepared through a hot pressing sintering method, the end face of the fluorescent layer is plated with gold, the heat conducting layer comprises a copper-diamond composite material, the end face of the heat conducting layer is plated with gold and is connected with the end face of the fluorescent layer through a vacuum backflow void-free welding process, and the ceramic sleeve wraps the switching optical fiber. The end face of the ceramic sleeve is plated with gold and is connected with the fluorescent temperature measuring head through a vacuum backflow void-free welding process. By adopting the device, the temperature measurement precision can be effectively improved, the temperature measurement range can be effectively widened, and the temperature distribution on the surface of the semiconductor wafer can be accurately measured.

The invention relates to the technical field of metallurgical processes, and discloses a rolling process of high-vanadium low-silicon manganese alloy steel, raw materials of the steel are designed, the raw materials comprise basic metal and alloy elements, smelting is performed according to the designed raw materials to obtain a primary bar shape, an alloy steel bar is moved into an induction heating furnace to be preheated, and the alloy steel bar is cooled to the room temperature to obtain the high-vanadium low-silicon manganese alloy steel. The preheated alloy steel bar is moved into a line rolling machine, deformation system parameters are designed, the rolling temperature, speed and roll gap parameters are adjusted, confirmation and checking are conducted again according to the deformation system, the rolling temperature, the speed and the roll gap parameters designed in the previous step, after all the parameters are correctly set, equipment is started, and the rolling time is shortened; and meanwhile, real-time monitoring equipment is arranged to adjust parameters in the rolling process so as to maintain proper rolling conditions, when the rolling temperature is too high or too low, monitoring information is transmitted to the cooling water automatic control system through a network, the flow of cooling water is automatically adjusted, and the phenomenon of overheating in the steel forming process can be avoided in the adjusting process.

The invention discloses a laser resonant cavity capable of strengthening the heat dissipation performance of a gain medium and a heat dissipation method, and belongs to the field of laser optical-mechanical structure design. Comprising a laser sealing cavity and a gain medium welding part installed in the laser sealing cavity, and the gain medium welding part is fixed in the laser sealing cavity through a resonant cavity support. The resonant cavity support comprises a support body and a heat pipe assembly installed on the support body, the heat absorption end of the heat pipe assembly is connected with the gain medium welding part, and the heat dissipation end of the heat pipe assembly is connected with a shell of the laser sealing cavity through a heat transfer assembly. Heat generated by the gain medium welding part is sequentially transmitted to the heat transmission assembly and the shell through the heat pipe assembly, so that heat dissipation of the gain medium is completed. The problem that an existing small laser product is narrow in space and cannot dissipate heat in time is solved.

The invention relates to the field of laser equipment, and discloses a three-dimensional graphene structure heat dissipation lath amplifier, which comprises a base, a shading cover plate covering the base, and a lens and a light-transmitting panel arranged in the base, the lower end of the inner side of the base is communicated downwards through a plurality of air ports, the air ports are arranged in an inclined manner, and the light-transmitting panel is arranged on the shading cover plate. The lens comprises a supporting shell, a lens body and a heat conduction component, the supporting shell is arranged outside the lens body in a sleeving mode, the inclined arrangement of an air opening and the size difference of end openings increase the speed of air flowing, the uniformity of air flowing is improved, when an air compressor is started, the air opening can rapidly introduce cold air into the base, the cold air exchanges with hot air in the base, and therefore the heat conduction performance of the air compressor is improved. By means of the design, the temperature in the base is effectively reduced, and performance reduction and damage caused by long-time high-temperature work of the laser amplifier are avoided.

The invention discloses a BaZr < 0.1 > Ce < 0.7 > Y < 0.2 > O < 3-delta-SnO < 2 > based composite electrolyte material and a semiconductor ion fuel cell. Belongs to the technical field of solid oxide fuel cells. Wherein the composite electrolyte material is used as an electrolyte of the semiconductor ion fuel cell, the composite electrolyte material is obtained by mixing BaZr0. 1Ce0. 7Y0. 2O3-delta (BZCY) and SnO2, and the mass ratio of the BZCY to the SnO2 is (6-9): (1-4). According to the invention, the proton conduction characteristic of BZCY is combined, and the melting point temperature of Li2CO3 / LiOH can be reduced by utilizing the synergistic effect of wide-band-gap N-type semiconductors SnO2 and NCAL-BZCY-SnO2-based electrolyte composite materials, so that the MPD of the fuel cell also reaches 92.19 mW / cm < 2 > at the low temperature of 350 DEG C, and the low-temperature development of the fuel cell is facilitated.

The invention discloses a method for preparing a metal casting mold based on steel grit 3D printing, and belongs to the technical field of metal casting mold machining. In order to solve the technical problem that in the prior art, the mechanical strength and collapsibility of a metal casting mold need to be further improved, the method for preparing the metal casting mold based on steel grit 3D printing comprises the following steps that a sand mold three-dimensional model is established according to a metal casting, then casting mold steel grit is filled in an operation box of sand mold 3D printing equipment, and the casting mold steel grit is obtained; the binder storage tank is filled with a binder; and according to the section formation of the sand mold three-dimensional model, a sand paving system of the sand mold 3D printing equipment paves cast steel sand on a printing platform. The casting steel sand and the binder are matched with each other, the metal casting mold blank is prepared through 3D printing and then dried, the normal-temperature mechanical property and high-temperature property of the metal casting mold are effectively improved, the application range of the metal casting mold is widened, and meanwhile the collapsibility of the metal casting mold is improved.

The utility model relates to a battery and a battery module, the battery module comprises a single-row battery cell and a cooling plate, and the single-row battery cell comprises a plurality of battery cell monomers arranged in parallel, an end plate and a middle support plate end plate. And the end plates and the middle supporting plate are fixedly connected with the cooling plates on the two sides of the single-row battery cells, so that stable and reliable support is formed between the cooling plates and the single-row battery cells. Moreover, the middle supporting plate supports the single-row battery cells from the middle position, so that the strength of the single-row battery cells can be improved. Therefore, the structural strength of the battery module is relatively high, and the structural strength of the battery can be improved. Each single-row battery cell is accommodated in the accommodating space formed by the two adjacent cooling plates, so that the cooling plates are distributed on the two sides of each single-row battery cell, and each battery cell monomer can be in heat conduction fit with the cooling plates. Even if the battery cell monomer is positioned in the middle of the battery module, the battery cell monomer can exchange heat with the cooling plate, so that the generated heat can be quickly conducted to the cooling plate.

The invention relates to the technical field of polyethylene film preparation, in particular to an antistatic polyethylene composite film and a preparation method thereof.The polyethylene composite film is sequentially provided with a heat sealing layer, a blocking layer and a surface layer from inside to outside, and the surface layer and the heat sealing layer are prepared from, by weight, 55-65 parts of low-density polyethylene, 5-10 parts of polyethylene, 5-10 parts of polyethylene, 5-10 parts of polyethylene and 5-10 parts of polyethylene. 9-12 parts of ultra-high molecular weight polyethylene, 1-3 parts of a compatilizer, 6-10 parts of an antistatic agent and 8-15 parts of a flame retardant; and the barrier layer is made of ethylene-vinyl alcohol copolymer resin. The antistatic polyethylene composite film provided by the invention realizes excellent and lasting antistatic performance, the antistatic agent uniformly distributed in the film ensures rapid conduction and dispersion of electrostatic charges, and the problem of non-uniform antistatic performance is effectively solved; meanwhile, by introducing benzotriazole groups and silver nanoparticles, a stable antistatic network structure is formed, and the durability of the antistatic effect is greatly improved.

The invention relates to the technical field of lithium ion batteries, in particular to a sodium ion poly-cathode and anode material synthesized by a solid phase method and a preparation method thereof. The sodium ion polycathode and anode material is sodium ferric fluorophosphate (NFPF), the chemical composition of the sodium ferric fluorophosphate (NFPF) is Na < 4 + x > Fe < 3 + y > P4O12 + zF gamma, and x is greater than or equal to-0.1 and less than or equal to 0.1; y is in the range of-0.1 < = y < = 0.1; z is more than 0 and less than or equal to-1; 0 < gamma < = 2. The sodium ion polycathode and anode material-sodium ferric fluorophosphate (NFPF) prepared by the solid phase method has the advantages of high ion and electron conductivity, structural stability, easiness in synthesis of a pure phase and the like, is favorable for improving the performance of a battery and reducing the production cost, and has a wide application prospect.

The utility model discloses a radiator with detachable fins, which relates to the technical field of radiators, and comprises a mounting plate, a fixed radiating mechanism is arranged at the top of the mounting plate, the fixed radiating mechanism comprises a fixed frame, a conveying assembly is fixedly mounted in the fixed frame, the conveying assembly comprises a fixed joint, and the fixed joint is fixedly connected with the fixed frame. The two fixing connectors are fixedly mounted on the two sides of the fixing frame correspondingly, a butt joint mechanism is arranged at one end of each fixing connector, and a mounting bolt is mounted at the top of the mounting plate in a threaded mode. The fixing clamping plates are located on the two sides of the fixing frame, the fixing clamping plates can fix the fixing connectors at the two ends, the fixing stability of the fixing connectors is improved, meanwhile, the whole pipeline can be taken out by taking out the fixing clamping plates, later maintenance and replacement are facilitated, the heat conduction copper sheets can improve rapid temperature conduction, and the heat dissipation efficiency can be effectively improved. The non-slip mat is arranged at the bottom of the mounting plate, and the mounting stability of the radiator is improved conveniently through friction force of the non-slip mat.

The invention relates to the technical field of heat storage performance detection, in particular to a phase change energy storage component heat storage performance detection box which is used for solving the problem that an existing device is poor in heating effect on the lower portion of a to-be-detected object. The heat exchange box comprises a heat preservation mechanism and a heating mechanism used for heating the heat preservation mechanism, and a disturbance mechanism and a pressurization mechanism are connected into the heat preservation mechanism. The disturbance mechanism comprises a placement table and a lifting table vertically penetrating through the middle of the placement table in a sliding mode, and a to-be-detected object is placed on the placement table; the pressurizing mechanism comprises a piston component, and when the placing table vertically slides on the lifting table, the piston component introduces external air into the heat preservation mechanism; according to the design of the heat exchange box, the disturbance mechanism and the pressurization mechanism are introduced, so that the problems of a traditional detection device in the aspects of temperature uniformity and heat conduction efficiency are effectively solved.

The invention discloses a high-frequency transformer with low-voltage and high-current output. The high-frequency transformer comprises an inner copper bar sleeve, an outer copper bar sleeve and a high-voltage wire bag which are coaxially arranged inside and outside, a cavity extending in the axial lead direction in the inner copper bar sleeve is used for accommodating a transformer magnetic core; the outer copper bar sleeve is arranged on the inner copper bar sleeve in a sleeving manner in the axial lead direction; the high-voltage wire is wrapped between the inner copper bar sleeve and the outer copper bar sleeve and is insulated and isolated from the inner copper bar sleeve and the outer copper bar sleeve respectively; the inner copper bar sleeve and the outer copper bar sleeve are both secondary side coils of the high-frequency transformer. According to the invention, the high-voltage wire is wrapped between the two secondary coils of the inner copper bar sleeve and the outer copper bar sleeve, on one hand, the primary and secondary coils are well coupled, the reduction of the utilization rate of the wire due to the proximity effect under high frequency is reduced, and the power conversion efficiency is improved; on the other hand, the high-frequency high-voltage wire is wrapped by the inner and outer copper bar sleeves, so that radiation interference of high-frequency switch noise to the outside is effectively reduced; in addition, the inner copper bar sleeve and the outer copper bar sleeve have good thermal conductivity, heat dissipation performance and excellent through-current capability.

The utility model belongs to the technical field of AC servo drivers, and particularly relates to an AC servo driver heat pipe radiating device, which comprises a bottom plate, and a fan frame is arranged on the upper surface of the bottom plate. The screw rod penetrates through the lug plate and is in threaded connection with the mounting hole, so that the driver body is connected with the upper vapor chamber, when the driver body works and emits heat, heat is conducted through the heat pipes internally provided with ethyl alcohol, the upper vapor chamber and the lower vapor chamber connect the multiple heat pipes into a whole plane, and the whole plane is made of copper and has good heat conductivity; the heat generated by the driver body can be conveniently transferred to the heat pipe, the lower groove and the upper groove can be attached to the surface of the heat pipe, heat conduction is facilitated, the contact area between the heat pipe and air is increased through the multiple cooling fins, heat is rapidly dissipated, meanwhile, the cooling fan is started, the flowability of air between the adjacent cooling fins is accelerated, heat accumulation is reduced, and the service life of the driver body is prolonged. The temperature of the driver body is ensured to be within an allowable working range, and the service life of the driver body is prolonged.

The intelligent reactive power compensation device comprises a box body provided with a plurality of through holes for heat dissipation, the inner wall of the box body is provided with a mounting cover covering the through holes, and the mounting cover comprises a cover body and a flange arranged along the periphery of the opening side of the cover body; a plurality of rain and snow intercepting nets and heat dissipation grid plates which are parallel to the inner wall of the box body are fixedly arranged in the mounting cover; the rain and snow intercepting net is formed by alternately stacking a plurality of hydrophilic fiber net layers and hydrophobic fiber net layers, and the heat dissipation grid plate and the installation cover are both made of metal materials. The heat dissipation grid plate comprises at least two layers of hexagonal grating plates parallel to each other and a plurality of connecting short rods used for connecting the adjacent hexagonal grating plates, and the connecting short rods are connected to grid nodes of the hexagonal grating plates on the two sides. Rainwater guide holes close to the bottom of the mounting cover are formed in the side wall of the box body and communicate with an inner cavity of the mounting cover and the outside of the box body. On the premise that the heat dissipation effect is not affected, the negative influence of rainwater can be reduced to the maximum extent, and it is ensured that the reactive power compensation device works stably.

The invention relates to the field of films, in particular to a polycarbonate film with long-acting antistatic performance and a preparation method thereof. The invention discloses a polycarbonate film with long-acting antistatic performance, which is prepared from the following raw materials in parts by weight: 100 to 200 parts of silicon-containing carbon dioxide-based polycarbonate, 10 to 20 parts of antistatic agent, 8 to 15 parts of flame retardant aid, 3 to 5 parts of antioxidant and 3 to 5 parts of coupling agent. According to the polycarbonate film with the long-acting antistatic performance, the antistatic agent is added into the film, and static accumulation on the surface of the film can be reduced due to the existence of the antistatic agent, so that adverse effects caused by static electricity are prevented. And through reasonable proportioning of the silicon-containing carbon dioxide-based polycarbonate, the antistatic agent, the auxiliary flame retardant, the antioxidant, the coupling agent and other components, the film is ensured to have good antistatic performance, and also has flame retardance and relatively good oxidation resistance and tear strength.

The utility model relates to the technical field of storage batteries, and discloses an energy storage device for a new energy station, which comprises a storage battery, the top end face of the storage battery is fixedly connected with a terminal, and the top end face of the storage battery is provided with a waterproof assembly. According to the energy storage equipment for the new energy station, the terminal is lifted, rainwater is guided out of the inclined plate through the drainage channel, the rainwater is prevented from being accumulated around the terminal, the rainwater above the storage battery flows to the filtering holes through the inclined plate, the filtered rainwater enters the heat dissipation sleeve, and after the weather turns sunny, due to the rising of the environment temperature, the rainwater is prevented from entering the heat dissipation sleeve. Heat generated in the electricity storage process of the storage battery cannot be directly conducted into the atmosphere, the heat is conducted into accumulated water through the heat dissipation sleeve, the water absorbs the heat, the working temperature of the storage battery is reduced, the service life of the storage battery is prolonged, water flow accelerates above the extension block, and a water flow rising and accelerating area is formed. And the heat convection effect and the heat exchange efficiency are improved, so that the heat of the storage battery can be conducted into water more quickly.

The present invention discloses a paraffin and liquid metal composite phase change energy storage radiator, which relates to the field of radiator technology, including an upper shell and a lower shell that are separately arranged, an upper heat dissipation groove is provided on the upper shell, a lower heat dissipation groove is provided on the lower shell, the upper shell is embedded and installed in the lower heat dissipation groove, a heat dissipation cavity is formed between the lower heat dissipation groove and the upper heat dissipation groove, the heat dissipation cavity forms a liquid metal filling cavity at the corresponding position of the high-power chip, and the heat dissipation cavity forms a paraffin filling cavity at the corresponding position of the low-power chip, the paraffin filling cavity and the liquid metal filling cavity are separated by an annular liquid cooling channel, and a plurality of air cooling channels are provided through the bottom of the lower shell. Low-melting-point liquid metal is combined with a traditional phase change energy storage radiator, and the high thermal conductivity of liquid metal is used to conduct the heat of the chip with high power consumption to the phase change material heat storage area more quickly, effectively solving the heat dissipation problem in scenarios such as high overall thermal capacity requirements of electronic components and the need for rapid temperature equalization of large chips.

The present application provides a diaphragm-free lithium ion battery. The battery comprises a positive electrode current collector, a positive electrode active material, a solid electrolyte, a solvent, a negative electrode active material, and a negative electrode current collector. The solid electrolyte is a solid porous organic polymer, which contains specific functional groups, including weakly coordinated anion groups, and the corresponding cation of the anion group is lithium ion. The porous polymer is a solid powder, which can act as a barrier between the positive electrode active material and the negative electrode active material, eliminating the need for a diaphragm and greatly improving the safety performance of the battery.

The utility model discloses a split type heat dissipation device of an electromagnetic valve, which relates to the technical field of heat dissipation devices and comprises two combined type heat dissipation frames which are symmetrically arranged, and the inner wall of each combined type heat dissipation frame is provided with a coating cavity matched with the outer contour of the electromagnetic valve. A plurality of heat dissipation fins are evenly distributed on the outer surface of each combined type heat dissipation frame, the two combined type heat dissipation frames are detachably connected, and a flexible heat conduction pad is arranged in a wrapping cavity of each combined type heat dissipation frame in an attached mode. The combined heat dissipation frame is easier to install and maintain and higher in use flexibility, the wrapping cavity can be matched with the outer contour of the electromagnetic valve, the flexible heat conduction pad is matched, the wrapping cavity can be tightly attached to the valve body, the heat conduction efficiency is improved, heat is rapidly conducted, and therefore the heat dissipation effect can be improved.

The invention discloses a preparation method of a sweat-releasing and warm-keeping composite fiber blended knitted fabric, belongs to the technical field of fabric processing, and is used for solving the technical problem that the sweat-releasing and warm-keeping performance and the antibacterial performance of a cotton-containing warm-keeping knitted fabric in the prior art need to be further improved. The method comprises the following steps that pure cotton hollow yarn serves as a raw material, hydrophobic modification is conducted on the pure cotton hollow yarn, modified hollow cotton yarn is prepared, modified polyester fiber serves as a raw material, blending is conducted, and the modified polyester yarn with the linear density of 18-19 Tex is prepared. The moisture absorption performance and the quick-drying performance of the knitted fabric are effectively improved, the knitted fabric shows good perspiration and heat preservation performance, and the antibacterial performance of the knitted fabric is effectively improved.

The utility model relates to a liftable tool jig, which belongs to the technical field of welding and comprises a welding jig base, two threaded C-shaped fixing clamps, a welding jig upper cover and a radiating module, the welding jig upper cover and the radiating module are arranged on the threaded C-shaped fixing clamps, and the number of the threaded C-shaped fixing clamps is two. The welding jig base comprises a welding base body, a lifting sliding block is embedded in the bottom side of the welding base body, a lifting positioning pin for fixing the lifting sliding block is detachably installed on the bottom side of the welding jig base body, and a fixing screw fixed to the welding jig base body is arranged in the lifting positioning pin. And a mounting groove for mounting the heat dissipation module and the welding jig upper cover is formed in the welding base. According to the liftable tool jig, the lifting device is additionally arranged in the base of the tool jig, when a copper sheet is placed, the positioning base descends, the periphery of the positioning retaining wall becomes high, and the position of the thin copper sheet is effectively limited.

This invention relates to the field of solid-state battery technology, and particularly to a composite solid-state electrolyte material, its preparation method, and its application. The composite solid-state electrolyte material contains a crystalline phase substance with the general chemical formula: B%A a RE b X 1 c D g +C%A d M e X 2 f D h Where A represents charge carriers; RE represents rare earth elements; M represents metallic elements; X represents... 1 X 2 D is a halide anion; A is an anion doping element or group; a RE b X 1 c D g and A d M e X 2 f D h It is a crystalline phase substance; B% is A a RE b X 1 c D g The mass fraction of the composite solid electrolyte material; C% is A d M e X 2 f D h The mass fraction of the composite solid electrolyte material is defined as follows: 0 ≤ a ≤ 3, 0 < b ≤ 1, 0.5 < c ≤ 12, 0 < d ≤ 5, 0 < e ≤ 2, 1 < f ≤ 20, 0 ≤ g ≤ 4, 0 ≤ h ≤ 5; 85 < B + C < 98, 10% < B% ≤ 85%; 10% < C% ≤ 85%, 0.2 ≤ C / B ≤ 10. The composite solid electrolyte material of this invention includes crystalline and amorphous phase components, giving it high ionic conductivity. The use of moisture-resistant non-metallic halide components instead of traditional halides and oxyhalides in the raw materials also provides it with good air stability.

The utility model belongs to the technical field of cables, and particularly relates to a new energy vehicle fast charging cable which comprises an insulating sleeve, a heat dissipation piece is fixedly connected in the insulating sleeve, heat dissipation protruding points are fixedly connected to the surface of the heat dissipation piece, a heat conduction ring is fixedly connected to the lower end of the heat dissipation piece, and a supporting piece is fixedly connected to the inner wall of the heat conduction ring in a sleeved mode. The surface of the supporting piece is fixedly connected with a heat conduction fin plate, and the heat conduction fin plate is fixedly connected with the heat conduction ring. Through the arrangement of the heat conduction fin plates and the heat conduction rings, heat generated by the inner conductor can be rapidly conducted, under the action of the heat dissipation piece and the heat dissipation protruding points, the heat can be rapidly dissipated, the current circulation effect of the cable is improved, through the arrangement of the supporting piece, the compression resistance effect of the inner conductor can be improved, and under the action of the protection piece, the service life of the cable is prolonged. And an accidental impact force can be released, so that the inner conductor is protected, and the use durability of the cable is improved.

The invention discloses a high-stability rectifier bridge module assembly process. The high-stability rectifier bridge module assembly process comprises the following steps: step 1, preparing components; 2, fixing the electrode and the heat dissipation substrate; step 3, mounting an insulating part; 4, arranging and connecting the diodes; step 5, coating of a sealing coating; step 6, performing surface treatment on the heat dissipation substrate; 7, assembling and fixing the frame; the silicon nitride-based composite material is adopted as the heat dissipation substrate, compared with a traditional metal cooling fin, the heat conductivity and the insulation performance of the material are excellent, heat can be rapidly conducted in high-power operation, local overheating is prevented, and the high-temperature resistance of the module is improved; the heat dissipation substrate composite material can quickly lead out internal heat, the service life of the module is effectively prolonged, it is ensured that the module stably works in a high-temperature environment, and the shock resistance of the module is remarkably improved through the design of a double-layer buffering structure.

The utility model relates to back adhesive technology field discloses the heat dissipation type breathable back adhesive, including polyester film, the polyester film top is provided with the heat conducting filler layer, is provided with the adhesive layer one between heat conducting filler layer with polyester film, heat conducting filler layer top is provided with graphite sheet, graphite sheet top is provided with the breathable microporous structure layer, the breathable microporous structure layer top is provided with adhesive layer two, heat conducting filler layer inside includes graphite sheet and boron nitride powder, graphite sheet with boron nitride powder is pasted together. In the utility model, through the high heat conduction performance of graphite sheet and boron nitride powder, the heat is conducted fast, and the intercommunication micropore of breathable microporous structure layer lets the air circulation and carries away the heat, and the heat dissipation problem is solved efficiently. The adhesive layer guarantees the close connection of each layer, maintains the stable overall structure, finally makes the object of being pasted stable operation under the suitable temperature, guarantees the normal use of relevant equipment or product.

The invention relates to the technical field of heat storage performance detection, and in particular to a phase change energy storage component heat storage performance detection box, which is used to solve the problem that the existing device has a poor heating effect on the lower part of an object to be detected; the heat exchange box comprises a heat preservation mechanism and a heating mechanism for heating the heat preservation mechanism, and a disturbance mechanism and a pressurizing mechanism are connected inside the heat preservation mechanism; the disturbance mechanism comprises a placement table and a lifting platform that vertically penetrates and slides on the middle part of the placement table, and the object to be detected is placed on the placement table; the pressurizing mechanism comprises a piston component, and when the placement table slides vertically on the lifting platform, the piston component introduces external air into the heat preservation mechanism; the design of the heat exchange box effectively solves the problems existing in the traditional detection device in terms of temperature uniformity and heat conduction efficiency by introducing a disturbance mechanism and a pressurizing mechanism.

The invention provides a magnetron structure. The magnetron structure comprises a main body part which is provided with an accommodating cavity; the main body part is provided with a plurality of fan blade parts, and the multiple fan blade parts are arranged around the containing cavity at intervals; a resonant cavity is formed in a gap between every two adjacent fan blade parts; the resonant cavity is communicated with the accommodating cavity; the mounting groove is formed in the multiple fan blade parts and communicates with the resonant cavity, so that an annular groove is defined; the diaphragm belt is arranged in the mounting groove; wherein the mounting groove comprises a shallow groove section and a deep groove section, and the depth of the deep groove section is larger than that of the shallow groove section in the extending direction of the containing cavity; at least two shallow groove sections and at least two deep groove sections are arranged, and the shallow groove sections and the deep groove sections are alternately arranged at intervals. Through the technical scheme provided by the invention, the technical problem that the supporting stability of the structure for supporting the diaphragm belt in the magnetron in the prior art is relatively poor can be solved.