44results about How to "Avoid local damage" patented technology

The invention discloses a circuit board conducting film quality detection method and system and a storage medium. The method comprises the following steps: acquiring temperature distribution data, a microstructure image and a thermal resistance value of a conducting film; calculating according to the temperature distribution data to obtain heat flux density distribution data; according to the microstructure image, conducting film microstructure analysis is carried out, and microstructure parameters are obtained; performing heat conduction performance analysis to obtain an influence rule of the microstructure parameters on the heat conduction performance of the conductive film; conducting film aging prediction analysis is carried out to obtain an aging prediction index; when the aging prediction index is greater than a preset index threshold value, performing thermal region analysis on the temperature distribution data to obtain a thermal distribution abnormity report; and performing performance degradation risk assessment to obtain a performance assessment result, and performing local repair and replacement operation on the conductive film according to the performance assessment result. According to the method, the thermal performance and the local overheating condition of the conductive film in the working state can be comprehensively evaluated, and the precision and the reliability of quality detection are improved.

The utility model discloses a supporting structure suitable for large-span high-altitude cantilever construction of a steel structure, which comprises a steel column group, the steel column group comprises four steel pipe columns, the four steel pipe columns are projected along the Z-axis direction, and the projections of the four steel pipe columns are respectively positioned at four corners of a rectangle so as to ensure the stability and uniform stress of the steel column group. The structure is allowed to bear the gravity and external force brought by large span and high-altitude overhanging, additional supporting and fixing are provided for the structure through oblique connection of the second connecting beams between the adjacent steel pipe columns, the stability of the whole structure is further improved, the connecting beam sets and the second connecting beams are arranged in a crossed mode, and the overall structure is more stable. By means of the layout mode, a cross supporting system is effectively formed, the transverse stability and the longitudinal stability of the supporting structure are improved, the connecting beam sets and the second connecting beams which are arranged in a cross mode can share force together under the action of external loads or wind power, deformation and vibration of the structure are reduced, and therefore the stability and the safety of the whole structure are improved.

The utility model discloses a tipping paper printing machine which comprises a printing machine frame, and an unwinding roller, a guide roller and a printing roller are sequentially installed on the left section portion of the printing machine frame from left to right. A first rotating shaft is rotationally connected to the upper end of the right section of the printing rack, a mounting block is mounted at the front end of the first rotating shaft, and a first magnet is connected to the lower side of the mounting block; a drying box is installed at the rear end of the first rotating shaft, and a heating wire is installed in the inner wall of the drying box. According to the tipping paper printing machine, double-sided drying is conducted on tipping paper through the concentric-square-shaped drying box, when a third rotating shaft is driven to rotate, the rotating drum can be controlled to rotate, when the third magnet and the first magnet which are distributed in a homopolar mode correspond to each other in position, the drying box can be driven to rotate anticlockwise, and when the second magnet and the first magnet which are distributed in a heteropolar mode correspond to each other in position, the rotating drum can be controlled to rotate anticlockwise. And the drying box is driven to rotate clockwise, heat in the drying box is stirred, and local damage to the tipping paper caused by continuous baking of the heat on the tipping paper is avoided.

The invention relates to the technical field of ore lifting and conveying, and discloses a lifting device for ore mining, which comprises a bracket, one end of the bracket is connected with a motor, the power output end of the motor is connected with a driving shaft, the driving shaft rotatably penetrates through the bracket and is connected with a driving roller, and the other end of the bracket is rotatably connected with a driven shaft; a conveying belt is connected between the driven roller and the driving roller, the side, close to the driving roller, of the support is connected with a smashing cover with the bottom end open, the top end of the smashing cover is connected with a feeding port, and the two sides, below the feeding port, of the smashing cover are rotationally connected with smashing rollers correspondingly; and the crushing roller is connected with a driven driving assembly capable of driving the crushing roller to rotate relatively. Compared with the prior art, the ore crusher has the advantages that large-size ore can be crushed conveniently, the ore can be flattened conveniently, and it is avoided that rolling is affected due to ore accumulation; the conveying belt can be centered conveniently, deviation is prevented, and ore is prevented from leaking from the two sides of the conveying belt.

The utility model relates to a thermal insulation board technical field especially a rock wool thermal insulation board with connecting structure, the utility model discloses a first layer board, second layer board, arc bayonet, arc protruding, round joint end, work shape bayonet and work shape protruding, second layer board style board block at least one with the board block splicing of first layer board style, at least one side of first layer board style board block is provided with arc bayonet, and the opposite side edge of first layer board is provided with the arc protruding of shape matching with arc bayonet, and the round joint end is set up in the port of arc protruding, at least one side edge of second layer board style board block is provided with work shape bayonet, and the opposite side edge of second layer board is provided with the work shape protruding of shape matching with work shape bayonet, the utility model discloses the transverse splicing of realizing through the joint of arc bayonet and corresponding arc protruding between the adjacent two first layer board style board block.

The utility model relates to mechanical engineering technical field discloses a kind of transmission screw of double thread structure, including stud, the outside of stud is fixedly connected with two inner rings, the outside of inner ring is fixedly connected with thread tooth, the surface of inner ring is equipped with lubricating groove, the outside of thread tooth is movably connected with multiple ball bearings, multiple ball bearings are evenly distributed in the outer surface of thread tooth in equidistant interval mode, and extend along the helical path of thread tooth, ball bearing is steel ball bearing, and surface is polished, the radial dimension of inner ring is less than thread tooth, and the corresponding ladder groove of adaptation bolt is equipped with, axial limit is formed when the two are clamped, and the inner wall of lubricating groove is equipped with flow guide line route.In the utility model, rely on the bidirectional ladder type clamping structure of double inner ring and bolt double internal thread, can form double axial limit effect, greatly enhance the connection firmness of screw and bolt, effectively avoid the front and rear sway or deviation caused by vibration, impact during transmission.

The utility model provides a lithium battery cap pressure welding device which comprises a workbench, moving blocks are connected to the left side and the right side of the bottom in the workbench in a sliding mode, a driving wheel is fixedly connected to the upper portion of the rear end of the workbench, and a fixed block is movably connected to the interior of the workbench. According to the pressure welding device for the lithium battery cap, by arranging a moving groove, a moving block, a first clamping plate, a driving wheel, a driven wheel, a sliding groove, a sliding block, a fixed block, a second clamping plate and other structures, the moving block achieves transverse movement of the first clamping plate through transmission of a first double-thread screw, clamping of a lithium battery is completed, and the driving wheel and the driven wheel transmit power stably through a transmission belt; a sliding groove, a sliding block and a fixing block are combined and matched with a second double-thread screw, a second clamping plate can clamp the middle of the lithium battery, the first clamping plate and the second clamping plate are in arc design and provided with an anti-skid pad, the appearance of the lithium battery is attached, friction force is enhanced, and the battery is prevented from being damaged and sliding.

The utility model belongs to the technical field of environmental protection, and particularly discloses a CVD sintering furnace acid gas tail gas treatment device which comprises a pipeline connected with the exhaust end of a sintering furnace, and a first filtering assembly, a cleaning assembly and a second filtering assembly are sequentially arranged in the length direction of the pipeline. The cleaning assembly comprises an oil washing part and a water washing part; the oil washing part comprises a mixing chamber and a separation chamber, the mixing chamber is used for mixing gas and oil, and the separation chamber is used for separating the gas and the oil; the washing part comprises a spray tower which is communicated with the pipeline; the spray tower is provided with a spray head; the spray header is used for spraying alkali liquor into the spray tower; the spray tower is provided with a pH sensor which is used for detecting the pH value of the alkali liquor. According to the utility model, particle filtration and multi-stage purification are realized, the safety of the device can be effectively improved, and the problems of easiness in corrosion, low protection effect and low treatment efficiency of equipment in the prior art are solved.

The present invention relates to a high-strength PP plastic and a preparation method, and belongs to the technical field of polypropylene materials. The preparation method mainly includes the preparation of a polyphenylene sulfide solution, the preparation of a polyphenylene sulfide fiber loaded with modified nano-silicon dioxide, and finally the melt extrusion of various materials, thereby obtaining a high-strength PP plastic. The present invention loads the modified nano-silicon dioxide on the polyphenylene sulfide fiber, and cooperates with components such as γ-chloropropyltrimethoxysilane and maleic anhydride grafted polypropylene resin to jointly improve the performance of the polypropylene material, and enhances the cross-linking structure between molecular chains through chemical bonding and physical entanglement, thereby enhancing the interface compatibility and stress transfer efficiency, significantly improving the strength of the material, and optimizing the overall performance of the material.

The invention discloses an integral descending and dismantling method for a movable formwork support, and belongs to the technical field of bridge construction. The method comprises the steps that S1, a temporary support is arranged on the ground according to the size, shape and lowering position requirements of a movable formwork support main beam; s2, a supporting structure is erected on the upper portion of the box girder, and a jack is arranged on the supporting structure; s3, hoisting holes are formed in a flange plate of the box girder and a top plate and a bottom plate of the movable formwork support girder, one end of a steel strand is anchored to the supporting structure through a jack and dragged, and the other end of the steel strand penetrates through the hoisting holes and then is anchored to the bottom plate of the girder through an anchor plate; s4, the jack is controlled to gradually lift the movable formwork support main beam to a set height from the corbel cross beam, and then the corbel and the corbel cross beam are dismantled; and S5, the jack is controlled to lower the movable formwork support main beam to the temporary support. According to the overall lowering and dismantling method for the movable formwork support, the movable formwork support can be overall lowered and dismantled, and the efficiency and safety of dismantling work are improved.

The invention discloses an anti-toppling hot press forming device for automobile bolt machining, and relates to the technical field of bolt forging, the anti-toppling hot press forming device comprises a cylinder, the cylinder is slidably connected with a shell, the bottom of the cylinder is fixedly connected with a compression spring, the end, away from the cylinder, of the compression spring is fixedly connected with the top of a base, and an inner cavity is formed in the cylinder; a square hole is formed in the inner wall of the cylinder, a trapezoidal block is fixedly connected to the inner wall of the square hole, the trapezoidal block has elasticity, and an elastic plate is fixedly connected to the inner wall of the trapezoidal block. According to the anti-toppling hot-press forming device for automobile bolt machining, sufficient clamping force is evenly provided for a blank through the trapezoid blocks, the blank is located at the correct center position, it is ensured that the blank cannot move in the hot-press process, meanwhile, different clamping force is provided according to different diameters of the blank, and the machining precision is improved. The narrow edge of the trapezoid block facilitates initial positioning of the blank, the width of the bottom is large, the trapezoid block is used for dispersing clamping force, and local damage to the blank is avoided.

The invention relates to the technical field of automobile wire harness terminal testing, in particular to an automobile wire harness terminal tension testing device which comprises a triangular base, an equipment support is fixedly installed on the upper end face of the triangular base, a trapezoidal through groove located below the equipment support is formed in the upper end face of the triangular base in a penetrating mode, and a fixing mechanism is arranged on the triangular base. The tension test of the gathering terminal and the terminal of the multi-pin gathering wire harness is completed by adopting an integrated operation model of limiting fixation, triangular locking and synchronous stretching, the accurate tension test of the terminal of the multi-pin gathering wire harness is realized, the stability of the terminal in the test process is ensured through lateral positioning and upper limiting locking, and the test efficiency is improved. Meanwhile, through two-section clamping fixation and triangular support, the tensile force applied to the gathering terminal and each terminal is effectively dispersed, the uniformity of the applied tensile force is ensured through the design of the triangular pyramids which are synchronously pushed, the accuracy and reliability of the test are improved, and finally, the safe, stable and effective tensile force test on the wiring harness terminals is realized.

The application provides a kind of multi-phase pole unit independent breaking intelligent measurement switch, it is related to power equipment technical field, including shell, positioning bolt on shell screw connection, and a plurality of phase pole units are arranged in shell, further comprising: connecting block, it is worn in wiring hole, one end of connecting block is provided with wire hole that penetrates the end surface;Limiting component, it is installed on connecting block, part of structure of limiting component extends into wire hole and abuts to the surface of wire worn in wire hole;Positioning assembly, it is vertically slidingly installed in sliding slot that is opened in connecting block, sliding slot penetrates connecting block along vertical direction and is communicated with wire hole, the bottom end surface of positioning assembly is in contact with the wire body worn in wire hole;When connecting block is worn in wiring hole, positioning assembly is located directly below positioning bolt.The application realizes stable electrical connection of wire body and terminal board, axial positioning of connecting block in wiring hole and independent assembly of each phase pole unit wiring structure.

This utility model relates to the field of proton exchange membrane electrode technology, and in particular to a proton exchange membrane electrode package and its electrode structure. It includes an electrode body with symmetrically arranged packaging frames on its upper and lower sides. A packaging groove matching the specifications of the electrode body is formed at one end of the packaging frame near the electrode body. An inner frame matching the specifications is formed on the inner end face of the packaging groove. The inner frame is a composite structure comprising a positioning layer, a heat insulation layer, and a bonding layer. A positioning component is provided between the positioning layer and the inner end face of the packaging groove. Multiple sets of heat insulation cavities are arranged at equal intervals within the heat insulation layer. Multiple sets of bonding holes are arranged at equal intervals on the bonding layer. The inner frame is installed on the inner end face of the packaging groove via the positioning component. This utility model can reduce the impact of temperature conduction on the membrane electrode during hot pressing of the packaging frame, preventing localized damage to the membrane electrode and ensuring its performance and lifespan.

The invention discloses a preparation and purification method of carboxymethyl chitin, which comprises the following steps: crushing a proper amount of blocky chitin raw material, adding the crushed blocky chitin raw material into an alcohol solution, fully stirring to fully swell the chitin, adding a pre-prepared alkali solution into the solution, carrying out alkalization reaction, adding pre-prepared carboxylation reaction liquid in batches, and carrying out solid-liquid separation to obtain the carboxymethyl chitin. The preparation method comprises the following steps: fully carrying out carboxymethylation reaction, standing, removing supernate, filtering to obtain a crude carboxymethyl chitin product, carrying out alkali-assisted alcohol precipitation, adding the precipitate into a low-concentration alcohol solution, adjusting the pH value to be neutral by using acid in a stirring state, adding a high-concentration alcohol solution, uniformly stirring, filtering, removing supernate and the like. According to the method, a traditional heterogeneous reaction system preparation process is optimized, the alkali-assisted alcohol precipitation and step-by-step elution technology is utilized for purification treatment, the dosage of ethanol is saved, the problems that in the prior art, carboxymethyl chitin is high in purification cost, high in salt content and the like are solved, and the process is simple, efficient, low in cost, good in purification effect and suitable for industrial production.

The utility model discloses a special medical image storage box convenient to take, which relates to the field of medical image temporary storage boxes, and comprises a fixed box with a hollow structure and an open top, a plurality of temporary storage boxes are arranged in an inner cavity of the fixed box side by side, and the temporary storage boxes are used for temporarily storing medical images; the temporary storage box and the fixed box are connected in an up-down sliding mode through sliding mechanisms, and the sliding mechanisms are distributed on the fixed box and the temporary storage box. The fixing box is sleeved with a connecting box with the top end being open, and pressing mechanisms are distributed on the sliding mechanism part on the temporary storage box and the connecting box. By arranging the temporary storage box, the sliding mechanism and the pressing mechanism, the medical image does not need to be turned over when the medical image of a patient is searched, so that the problem of local damage to the medical image caused by searching is avoided, and meanwhile, the device is convenient for the patient to search by himself / herself.

The utility model discloses a railway platform canopy deformation joint anti-falling cover plate structure, and relates to the technical field of railway platform canopies, the railway platform canopy deformation joint anti-falling cover plate structure comprises a canopy roof panel, the canopy roof panel is provided with a deformation joint, the canopy roof panel is provided with a section of structural beam at each of two sides of the deformation joint, and a cover plate is arranged on the top surface of each section of structural beam in a cast-in-place manner; one end of the cover plate is fixedly connected with the structural beam cast-in-place, and one end of the cover plate far away from the fixed joint of the cover plate and the structural beam cast-in-place spans the other structural beam; one end of the cover plate is fixedly connected with the structural beam in a cast-in-place mode, so that the cover plate and the structural beam form a whole, the stability of the cover plate is greatly enhanced, and the possibility that the cover plate falls off due to external force is effectively reduced; the cover plate covers the deformation joint, a foundation structure is provided for preventing rainwater from leaking into the deformation joint, and the initial waterproof effect is achieved.

The utility model belongs to the technical field of elevator safety protection, and particularly relates to a pit safety hook for preventing an elevator car from rushing down, which comprises a bottom plate, supporting plates, limiting cylinders, telescopic rods and the like, a plurality of supporting plates are distributed and mounted on the bottom plate in two rows and two columns, a plurality of adjacent limiting cylinders form one group, the number of the four groups is four, each group of limiting cylinders is fixedly connected to each supporting plate, and the telescopic rods are fixedly connected to the bottom plate. Each telescopic rod is arranged on the corresponding limiting cylinder in a sliding mode, one end of each telescopic rod extends out of the corresponding limiting cylinder, and the other end of each telescopic rod extends into the corresponding limiting cylinder. The four symmetrically-distributed buffer units are reasonably arranged on the pit safety hook, when an elevator car rushes downwards accidentally, the four buffer units can provide buffer force from the four corners of the bottom of the elevator car at the same time, according to the multi-point dispersion buffer mode, even if unbalance loading and inclination occur when the elevator car rushes downwards, impact energy can be evenly dispersed and absorbed, and the safety of the elevator car is improved. Local damage of the elevator car is avoided, and structural integrity and passenger safety are guaranteed.

The utility model discloses a skin expanding device adopting a blunt separation method, which belongs to the technical field of minimally invasive surgery and comprises a blunt separation handle, a thick flaring needle and a thin flaring needle. The thick flaring needle is detachably connected with the blunt separation handle; the fine flaring needle is detachably connected with the blunt separation handle; the thick flaring needle and the thin flaring needle are located on the upper side and the lower side of the blunt separation handle respectively. The thick flaring needle, the thin flaring needle and the blunt separation handle are respectively provided with a through guide wire channel. The skin expanding device adopting the blunt separation method has the advantages that a puncture opening does not need to be cut and expanded again, and secondary damage to the puncture opening is avoided.

The invention relates to a spring coil delivery system, and relates to the technical field of medical devices. The spring coil delivery system comprises a delivery tube, a driving wire is arranged inside the delivery tube, the front end of the driving wire is connected to a guide wire, the guide wire outputs a spring coil, the delivery tube is extended into a blood vessel, the implantation positioning is determined to be accurate, and the spring coil is pushed to the blood vessel intervention position for filling, the two ends of the driving wire are respectively connected to the positive and negative poles of a power supply through a wire, the implantation positioning is determined to be accurate, the power supply is energized to form an electric circuit, the driving wire is energized to retract, the guide wire is pulled back, and the guide wire passes through a connection structure composed of a connection knot to realize the release of the spring coil, the operation method is simple and convenient, and local damage to the blood vessel caused by a direct fuse guide wire is prevented.

The application relates to the technical field of endoscopes, in particular to a guide element, a multi-lumen tube assembly and an endoscope, which comprises a base and a first insertion part, the first insertion part is used for being arranged in a working channel of a multi-lumen tube to realize sealing cooperation with a proximal port of the working channel, a guide cavity is arranged on the base and is used for arranging a traction rope. Based on the protection of the partition wall of the traction rope channel by the guide cavity on the guide element, the cooperation of the first insertion part and the working channel on the multi-lumen tube, the structural stability can be improved, the local damage of the multi-lumen tube caused by the stress concentration of the traction rope channel can be avoided, under the same structural strength of the multi-lumen tube, the wall thickness of the multi-lumen tube can be designed to be thinner, the passing performance of the insertion part and the production cost of the endoscope are considered, long-term protection of the multi-lumen tube is realized, the attenuation speed of the directional bending control precision of the insertion part is slowed down, and the long-term stability of the bending control structure and the operation feeling of the endoscope is ensured.

The invention belongs to the field of substrate glass manufacturing, and particularly relates to an expansion adjusting system and method for a refractory material of a molten glass flowing channel. A jacking mechanism is installed on the periphery of the refractory material, and automatic adjustment of the jacking mechanism is achieved through a pressure sensor and a jacking air cylinder; controllable and orderly expansion and inclination adjustment of the refractory material on the periphery of the channel are guaranteed, so that the platinum channel and the refractory material are always in an attached state, and the problem of extrusion deformation caused by untimely expansion adjustment of the channel and the refractory material is effectively solved; meanwhile, the risk that the local surface of the channel is volatilized and swelled due to separation of platinum and a refractory material caused by over-adjustment or inconsistent adjustment of the channel and the refractory material is reduced, and the service life of the channel is prolonged. The pre-tightening and expansion adjustment of the channel refractory material is realized through the tightening mechanism, the adjustment process is simplified, and the adjustment is more accurate, so that the operation stability of the channel is ensured, and meanwhile, the danger caused by the adjustment operation of personnel in a high-temperature environment is reduced.

The invention relates to a docking assembly mechanism for a large battery pack in a cabin. The docking assembly mechanism comprises a module grouping assembly, a battery pack placing trolley, an auxiliary adjusting assembly and a cabin docking assembly, the module grouping assembly is used for forming a battery pack by a plurality of battery modules; the battery pack placing trolley comprises a main beam frame, and a roller guide rail group, a baffle plate assembly and a walking assembly which are arranged on the main beam frame; the roller guide rail group is used for bearing and transferring battery packs; the baffle assembly is used for limiting the battery pack on the roller guide rail group; the auxiliary adjusting assembly is arranged between the roller guide rail set and the main beam frame, and the roller guide rail set evenly supports the battery pack by adjusting the height of the auxiliary adjusting assembly. The in-cabin butt joint assembly is arranged in the energy cabin; the butt joint guide rail group is used for being in butt joint with the roller guide rail group and guiding the battery pack into the energy cabin; and the butt-joint bolt hole seat is used for being matched with a bolt arranged on the battery pack to limit the battery pack on the butt-joint guide rail group. The device is reliable in structure and convenient to operate, and rapid and safe assembly of the large battery pack is achieved.

The invention provides a flame-retardant cable with protection structures, which comprises a cable core, a plurality of compression-resistant protection structures are arranged on the outer side of the cable core at intervals along the length of the cable core, and a protection sleeve is arranged on each compression-resistant protection structure. The anti-compression cable is novel and ingenious in structural design, the cable core is protected by adopting a plurality of anti-compression protection structures, external gravity is buffered and weakened by utilizing the elasticity of the first protection plate, the second protection plate and the elastic buffer piece, and the situation that the external gravity is concentrated on a certain part of the cable, local damage of the cable is caused, and then the cable core is damaged is avoided.

The utility model discloses a scaffold wall connecting piece which is used for connecting a bare concrete wall and a scaffold and comprises a tie screw rod installed on an original screw hole of the bare concrete wall, a locking piece is arranged at the end, facing the scaffold, of the tie screw rod in a penetrating mode, and the locking piece and the tie screw rod are fastened through threads. Connecting steel pipes are arranged between the locking pieces and the bare concrete wall body, and the connecting steel pipes are arranged on the two sides of the tie screws and fastened to the bare concrete wall body through the locking pieces. The connecting steel pipe is fixedly connected with a wall connecting steel pipe used for being connected with a scaffold in a pulling mode. Battens for protecting the fair-faced concrete wall are further arranged between the connecting steel pipes and the fair-faced concrete wall, and the wall connecting steel pipes and the battens are symmetrically arranged on the two sides of the tie screws. According to the utility model, only one tie screw is matched with the locking piece, the connecting steel pipe and the wall connecting steel pipe, so that stable tie of the scaffold can be realized, the damage to a wall body caused by eccentric stress of the tie screw is avoided, the safety is high, and the mounting and the dismounting are convenient.

The invention discloses an intelligent mixing station device and an operation method thereof, and the device comprises a concrete task list filling module which is used for placing an order to generate a concrete demand task for pushing; the informatization platform module is used for receiving the concrete demand task pushed by the concrete task list filling module, then generating a production scheduling plan scheme, obtaining a concrete proportion plan scheme and pushing the concrete proportion plan scheme; the production module is used for receiving the proportion plan scheme of the concrete for queuing and proportioning, and after queuing time is up, raw materials of the concrete are fed into a stirrer for stirring according to the proportion to obtain the concrete required by the concrete demand task; the early warning module is used for carrying out early warning reminding on concrete materials and production time in the production process; and the concrete transportation and monitoring module is used for transportation and monitoring of material entering and transportation and route monitoring of concrete. According to the invention, automatic ordering and automatic production scheduling in the whole process can be realized, the efficiency is greatly improved, and the error probability is reduced.

The invention relates to the technical field of liquid performance testing, in particular to a rapid liquid heat conductivity coefficient testing device and method.The device comprises a pool base, a pool body and a pool cover which are sequentially stacked and assembled from bottom to top, the pool base, the pool body and the pool cover are locked through a plurality of bolts, a sample cavity is formed in the center of the pool base, and a forming cavity is formed in the pool body; a temperature measuring probe is clamped between the pool seat and the pool body, a first sealing gasket is placed between the pool seat and the pool body, a second sealing gasket is placed between the pool body and the pool cover, the temperature measuring probe is fixed in a clamping mode, the problems that a thin hot wire is prone to being damaged due to stress and fixing difficulty is high are solved, the assembling process of the liquid pool is simple, and the assembling efficiency is high. And the first sealing gasket and the second sealing gasket can avoid liquid leakage or volatile liquid evaporation, and meanwhile, external water vapor and impurities are prevented from permeating, so that the sealing performance of the device is remarkably improved.

The utility model provides a kind of aluminium plate die casting die convenient to demould, including fixed mould and movable mould, be provided with injection pipeline on the fixed mould, be provided with push mechanism on the movable mould.The utility model through above-mentioned structure, in liquid aluminium is injected into mould cavity by injection pipeline, and is extruded inwards by the hydraulic cylinder of die casting machine, makes liquid aluminium fill mould cavity, after liquid aluminium cooling forming obtains aluminium plate, can be by moving movable mould, make movable mould away from fixed mould, when aluminium plate is taken out, can be by die casting machine push the upper driving plate and lower driving plate of push mechanism, make it drive ejector rod, and by ejector rod drive push block, it can make aluminium plate separate movable mould of movable mould ren, can take out aluminium plate, push block pushes out aluminium plate, it can increase the contact area of aluminium plate, to prevent the force area of aluminium plate too small, avoid local damage of aluminium plate, to protect aluminium plate, improve production quality.

The present invention provides a heat preservation and energy-saving device utilizing waste heat of an air compressor, comprising a heat preservation shell installed on the outside of an air compression component, a heat exchange structure installed inside the heat preservation shell, a high-temperature area and a low-temperature area formed outside the air compression component, the heat exchange structure comprising a first heat exchange device arranged in the high-temperature area, the heat exchange structure further comprising a second heat exchange device, the second heat exchange device can move in the high-temperature area and the low-temperature area; a normal-temperature boiling point heat exchange medium flows inside the first heat exchange device, and a low-temperature boiling point heat exchange medium flows inside the second heat exchange device. The invention can absorb and utilize waste heat outside the air compression component under different circumstances, and maximize the waste heat absorption and utilization efficiency while ensuring the heat dissipation requirements of the air compression component.