49results about How to "No need to fix" patented technology

The invention relates to an energy-saving easily-changeable high-temperature microwave heating chamber and a manufacturing method thereof, which belong to the technical field of microwave high-temperature heating technology. The energy-saving easily-changeable high-temperature microwave heating chamber mainly comprises the following functional layers: an internal high-temperature microwave absorbing coating, a medium high-temperature wave-transmitting thermal insulating layer and an external wave-transmitting hardened layer. The manufacturing method is characterized by comprising the following steps: firstly, mixing a microwave absorbing component and water glass and/or commercial high-temperature glue (mud) to prepare slurry; secondly, uniformly coating the slurry on the high-temperature wave-transmitting thermal insulating layer to form a chamber internal surface in a certain shape; and finally, obtaining the energy-saving easily-changeable high-temperature microwave heating chamber by drying and preburning. The energy-saving easily-changeable high-temperature microwave heating chamber has the advantages of simple structure, easy change, low cost, large heating area, high thermal efficiency, convenient maintenance, high safety due to non-contact heating, supper-fast and ultra-temperature heating, and remarkable energy conservation effect and obvious economic benefits due to the selection because of the changing and using of heating chambers of various sizes according to the sizes of materials to be heated.

The invention belongs to the field of micro-fluidic chips, and relates to a biological macromolecule detection method. An alpha-LISA technology and a droplet-based microfluidics technology are combined and optimized to prepare a micro-fluidic chip liquid. A novel biological macromolecule detection method with a high sensitivity is provided. A three-phase mixing technology is adopted. A passive mixing structure is used to fully and evenly mix the reaction liquid. A cross focusing technology is used to form droplets. The generated droplets have the advantage of smaller volume, and thus the reactions become faster. Moreover, the requirements on the samples are lower, the reactions are specific, sensitive, fast, and full; the washing does not need to be carried out after reactions; complicated complexes such as complete proteins, enzyme complex, bacteriophage, and the like, can be detected; the technical bottleneck of conventional commercial liquid chips at present can be broken through; the provided method can be applied to fast clinical biological macromolecule detection; the detection sensitivity and specificity are both improved, and the required sample amount is reduced.

The invention provides a curved-surface composite super-resolution current-carrying pipe which is characterized in that a hollow curved-surface current carrier is adopted; the curved-surface current carrier is a composite structure which is formed by at least a metal layer and a dielectric layer, the sample to be tested is arranged in the hollow chamber thereof. The curved-surface composite super-resolution current-carrying pipe leads the dielectric constants in the normal direction and tangential direction to have opposite symbols by constructing the curved-surface composite structure of metal and dielectric and leads high frequency quantity which carries fine structure information and can not be transmitted in normal lens to be transmitted in the curved-surface composite super-resolution current carrying pipe wall and not to generate mutual interference; the dot pitch is more than the Rayleigh resolution limit when the high frequency quantity is emitted out through the curved surface of the external wall of the current carrying pipe, thus realizing that the sample structure of nanometer-class exceeding the diffraction resolution limit can be observed far away; the curved-surface composite super-resolution current-carrying pipe has high resolution, avoids the error of close detection and has far imaging which is more convenient for operation and application.

The invention discloses a method for manufacturing silencers for automotive air conditioners, which comprises the following steps: 1) blanking; 2) end-flattening and passivating; 3) grinding workpieces; 4) extruding a U-shaped blank; 5) end-flattening the U-shaped blank; 6) manufacturing partition plate accessories of a chamber; 7) manufacturing accessories of a silencing tube; 8) synthesizing the accessories; 9) machining the workpieces; 10) synthesizing through argon arc welding; 11) finishing burrs; 12) carrying out airtight leakage detecting; 13) cleaning and drying; and 14) inspecting, packing and warehousing: carrying out final inspection on products subjected to cleaning and drying, and carrying out packaging and warehousing on qualified products. The method disclosed by the invention has the beneficial effects that: after U-shaped die blanks are formed through carrying out cold extrusion moulding on bar stocks, a silencer is formed through machining the U-shaped die blanks by using a blank component machine, and the product size and process design factors can be accurately controlled; a silencer product is good in appearance mirror image and not required to be repaired; a silencer product is strong in specification and shape controllability and good in physical and chemical properties, and the process conforms to the requirements of product process design; the production rate is high, the production cost is low, and the rate of finished products is high; and the method is high in degree of automation, energy-saving, environmental-friendly, safe and reliable.

The invention proposes a device for once blow molding of sand cores and chillers. The device comprises two half molds symmetrically arranged and respectively being a left half mold and a right half mold, wherein inserts are arranged on the half molds; three copper sleeves are arranged on the inserts; magnets are arranged in the copper sleeves; two heating pipes are arranged at one sides of the inserts; semicircular chillers are arranged at the other sides of the inserts, and are absorbed in the half molds through the magnets; molding cavity sand cores are arranged in the semicircular chillers; three exhaust connecting holes are formed in the molding cavity sand cores; and a sand ejecting port is formed above the joined place of the two half molds. The device can realize once blow molding of the sand cores and the chillers; the manufactured sand cores and chillers are smooth and tidy in joint, and need no repair and baking; and the sand cores blown by the device save multiple production procedures, guarantee the product size requirement, and improve the inherent and appearance qualities of castings.

The flexible goods shelf warehousing system comprises a high-position goods shelf and an operation system, the bottommost layer or multiple layers of the high-position goods shelf are connection positions, storage positions are arranged above the connection positions, a lifting robot is arranged on one side of the high-position goods shelf, and a carrying robot is arranged on the other side of the high-position goods shelf. The horizontal displacement of the stacking machine and other lifting robots is reduced, the matched ground carrying robot is added, the cargo carrying efficiency is improved, the lifting robots and the ground carrying robot do not need to be fixed, and the system flexibility is greatly improved.

A connecting rod-piston mounting arrangement for a reciprocating compressor of small refrigeration systems, in which one of the parts defined by the piston (10) and the end (22) of the connecting rod (20) adjacent the said piston (10) carries a first spherical seat (11) and a spherical annular seat (12), the other of said parts incorporating a second spherical seat (23) turned to the first spherical seat (11) and a spherical annular surface (24) seated against the spherical annular seat (12), said first and second spherical seats (11, 23) being seated onto respective opposite spherical surface portions (31, 32) of a ball joint element (30) provided between the piston (10) and the connecting rod (20).

The invention relates to a biological stuffing for denitrification. The biological stuffing for denitrification comprises a spherical shell, wherein a plurality of meshes are formed in the surface of the shell, the shell is filled with a biological carrier stuffing, and the biological carrier stuffing is formed by combining two types of granular substance made from different materials. One granular substance is cuboid massive particles made from a nano modified polyurethane material, the other granular substance is porous mineral particles, and the filling rate of the biological carrier filler in the shell is 35%-85%. The biological stuffing for denitrification has the advantages that the biological stuffing for denitrification is large in specific surface area, high in porosity, high biological adhesion, high in biofilm formation speed, high in anti-load capacity, high in denitrification efficiency, small in biological sludge yield, good in chemical and biological stability and durable, enables biofilm formation to be easy, is resistant to aging, acid and alkali, can be arranged directly without fixing and is convenient to install, no harmful substance is not dissolved, and secondary pollution is not caused.

The invention discloses a construction method of a wall-filling structural column. The construction method comprises the following steps: firstly, installation of a reinforcing cage: the reinforcing cage in the wall-filling structural column, which is well bound in advance, is installed in place; secondly, a formwork is erected; thirdly, installation of a structural column top opening pouring andsealing die: the structural column top opening pouring and sealing die is installed on the outer side of the top part of the formwork well erected; fourthly, the construction of concrete pouring is carried; fifthly, a blocking plate moves upwards and a feeding device is synchronously moved and dismantled; and sixthly, the die is dismantled. The method provided by the invention has the advantages that the steps are simple, the design is reasonable, the construction is convenient and the use effect is good; the structural column top opening pouring and sealing die is adopted for finishing concrete pouring to the structural column and sealing the top opening of the structural column and the blocking plate is adopted for synchronously finishing the dismantlement of the feeding device while thetop opening of the structural column is sealed and blocked, thereby effectively improving the construction efficiency of the wall-filling structural column and ensuring the construction quality of the wall-filling structural column; and the wall-filling structural column is formed by once concrete pouring and no repair is needed to do later, therefore the time and the labor are saved, the energyis conserved, the environment is protected, and the use is economic and practical.

The invention discloses an assembled lightweight logistics carriage structure, which includes a base plate unit plate, the base plate unit plate is erected on the base plate beam, the front beam of the base plate is connected to the front plate lower rail by connecting the front lower rail bolts, and the upper end of the front plate lower rail The front wall unit plate is connected by connecting the front wall plate bolts; the T-shaped structure at the end of the floor beam is connected to the side plate lower rail through the side lower rail connecting bolts, and the upper end of the side plate lower rail is connected to the side wall unit plate by connecting the side wall plate bolts; the front corner post The side wall plate and the front wall plate are respectively connected by connecting the side wall plate bolts and the front wall plate bolts; the front plate rail is connected to the front wall unit plate by connecting the front wall plate bolts; the side plate rail is connected by connecting the side wall plate bolts The side wall unit plate; the inner surface of the rail on the side plate is connected to the roof cross bar through the top cross rib connection rivets; no need to invest in welding fixtures and equipment. Renewed.

The invention discloses a transformer substation equipment signboard which comprises a bottom plate and a press plate, wherein the bottom plate and the press plate are connected into a whole. The transformer substation equipment signboard is characterized in that a groove is formed between the press plate and the bottom plate, and a magnet is arranged on the bottom plate. The transformer substation equipment signboard has the beneficial effect that according to the technical scheme, the groove is formed between the press plate and the bottom plate, a signboard body with sign content can be placed in the groove, the press plate is transparent, and thus a user can see the sign content clearly and replace the signboard body conveniently. The transformer substation equipment signboard is easy to maintain, easy and convenient to operate and particularly suitable for being used by transformer substation equipment and does not need to be fixed.

The invention discloses a vehicle stopping device which comprises a supporting frame, a rotating mechanism and a stopping net. The rotating mechanism is installed on the supporting frame and comprises a first rotating shaft, a second rotating shaft and a driving mechanism. The first rotating shaft and the second rotating shaft are installed on the two sides of the supporting frame respectively, the first rotating shaft is connected with the first row of air discharging nails through a fixing base, the second rotating shaft is connected with the second row of air discharging nails through the fixing base, and the first row of air discharging nails and the second row of air discharging nails can be separated from the fixing base under the action of an external force. The driving mechanism is used for driving the first rotating shaft and the second rotating shaft to rotate, and the first row of air discharging nails and the second row of air discharging nails are inserted into front wheels and rear wheels of a vehicle correspondingly through rotation of the first rotating shaft and the second rotating shaft. The stopping net is placed in the supporting frame. The two ends of the stopping net are connected with the first row of air discharging nails and the second row of air discharging nails respectively. The problems that an existing flexible vehicle stopping device is long in laying time, long in braking distance and poor in stopping effect are solved.

The invention discloses an intelligent heating device for a new energy automobile, and relates to the field of automobile heating. The problem that an existing heating device needs to be transformed in a vehicle body is solved. The equipment specifically comprises a placement plate, a transmission assembly is fixedly connected to the outer wall of the top of the placement plate, and a heating assembly is fixedly connected to the outer wall of the bottom of the placement plate. The arrangement plate and the heating assembly are arranged, the outer wall of the top of the arrangement plate is provided with the transmission assembly and the rotation assembly which are both installed on the outer wall of the vehicle body, the heating assembly is located in the vehicle body, and the heating assembly is connected with the arrangement plate through the wire, so that when the device is used, the vehicle body does not need to be transformed. Meanwhile, the device can be additionally installed on an existing vehicle body; the operation is very convenient; Meanwhile, the flow guide blocks in the rotating assembly are provided with chamfers, and the two flow guide blocks are installed in the opposite directions, so that the front-back direction does not need to be considered when the placement plate is installed, and smooth air flow can be kept in the driving process.

The invention discloses a one-time extrusion forming method of a horizontal double-acting combined mold of a double-flange middle body. Meanwhile, the method discloses a horizontal double-acting extrusion combined mold for vertical parting, the vertical upper female die and the vertical lower female die form a circumferential die cavity during die closing, the left horizontal extrusion die and theright horizontal extrusion die form an axial die cavity of the flange together with the vertical upper female die and the vertical lower female die after the die closing, the left horizontal punchingneedle and the right horizontal punching needle are arranged in the left horizontal extruding die and the right horizontal extruding die respectively, a water cooling device is arranged in each penetrating pin, the top head is arranged in the vertical downward concave die, wherein the vertical mold, the horizontal extrusion mold and the perforation tool can move independently. By utilizing the stroke of the extrusion head and the punching needle, the metal can be flexibly controlled to flow reasonably, and the folding defect is avoided, the metal filling of the flange part is full, the product can be formed only by one-time heating and one-time extrusion, the process flow is short, the energy consumption is low, the efficiency is high, and the product size is accurate.

The invention relates to the technical field of fabricated frame shear walls, and discloses a fabricated non-damage energy-consumption frame shear wall structure system and a construction method thereof. The frame shear wall structure system comprises a frame structure formed by connecting frame columns and interlayer beams, and further comprises energy consumption components arranged between theadjacent interlayer beams; the bottom of a shear wall is connected with a foundation top plate in a positioned mode through wall shear keys and connected with the foundation top plate in a tensioned mode through prestress ribs at the same time; the lower surface of the foundation top plate is hinged to a foundation bearing platform at the bottom through a basin-type support; the shear wall and theinterlayer beams are hinged through a beam-wall pin joint device, and anti-bending wall-connecting spring sets are arranged at the same time; the bottoms of the frame columns are connected with a building foundation in a positioned mode through column shear keys, and first embedded parts at the lower parts of the frame columns are elastically connected with foundation embedded plates through connecting springs; and the interlayer beams are hinged to the frame columns through beam-column pin joint devices. A strong-column weak-beam mode is adopted, structure weak layers are eliminated, structure stress is clear and uniform, the construction is convenient and efficient, the quality is easy to guarantee, and the economic benefits are remarkable.