39results about How to "Add fixed structure" patented technology

Disclosed are a fixing structure of insulation panels and a prefabricated refrigerator with the same. The fixing structure of insulation panels includes a recess recessed on one surface of a first insulation panel having an insulation portion inside a casing, and a protrusion formed to be inserted into the recess, on one surface of a second insulation panel having an insulation portion inside a casing, wherein the insulation portions of nonmetal material are exposed to a bottom of the recess and a front end of the protrusion so as to shield a transmission path of heat flowed along a casing contact surface of the insulation panels, thereby improving insulation efficiency.

An internal combustion engine varies a compression ratio according to a rotational displacement of a control shaft which is connected to a crankshaft via links. A crankshaft bearing cap supporting the crankshaft in association with a cylinder block is fixed to the cylinder block by a first pair of joint bolts. A control shaft bearing cap which supports the control shaft is fixed to the crankshaft bearing cap by a second pair of joint bolts. A first joint bolt of the first pair of joint bolts, which is nearer to the control shaft, is disposed between the axes of the second pair of joint bolts. The supporting structure of the crankshaft is thereby enhanced.

Disclosed are a method and a device for cooling a high voltage transformer for a microwave oven, in which the high voltage transformer is sealed so as to separate a coil and a core from the outside and to improve a cooling effect, and in which electric connection lines leading from the high voltage transformer are effectively treated and a fixed structure of a container for accommodating the high voltage transformer is improved so as to protect users of the high voltage transformer from dangers such as an electrical shock occurring in inspecting the microwave oven, thereby improving performance and quality of the microwave oven and the high voltage transformer. The method for cooling the high voltage transformer for the microwave oven comprises the steps of: inserting the high voltage transformer into a container with a designated size and sealing the container; injecting a cooling oil into the container so as to absorb heat of a high temperature generated from a coil and a core of the high voltage transformer; and cooling the cooling oil absorbing the heat by radiating the heat via the container exchanging the heat with the outside.

The invention relates to equipment for opening and closing ventilating windows of a greenhouse roof in two directions. The equipment comprises a horizontal truss with a horizontal structure, roof trusses, ventilating windows, a plurality of opening hinges, a plurality of first and second opening and closing components and driving devices, wherein the roof trusses form a plurality of triangular structures inclining toward the two sides of the horizontal truss, and roof components are formed on the roof trusses; the ventilating windows are formed on the roof components; the opening hinges extend horizontally at the top ends of the roof trusses and are longitudinally arranged; the first and second opening and closing components are respectively formed on the inclined outer surfaces on the two sides of the roof trusses, the upper parts of the first and second opening and closing components can pivot toward the two sides to be coupled with the opening hinges, and the left and right surfaces are in contact so as to horizontally operate each other; and the driving devices support the lower parts of the first and second opening and closing components and push or pull the lower parts so that the first and second opening and closing components pivot left and right individually or jointly. The equipment improves the ventilation rate of the greenhouse, reduces the load on the support frame and reinforces the fixed structure of the roof.

The invention relates to a welding tool for welding a rack plate of a pile of a drilling platform and semicircular pipes. The welding tool comprises a platform and hoops used for fixing a rack plate and semicircular pipes, the platform is welded by a plurality of transverse H-shaped steel bars and a plurality of lengthwise H-shaped steel bars which are staggered, the lower end face of each transverse H-shaped steel bars are provided with a plurality of support legs uniformly arranged along a long axis direction, and the upper end face of each lengthwise H-shaped steel bars are provided with a plurality of rack plate fixing seats, uniformly arranged along a long axis direction, used for supporting the rack plate. Each rack plate fixing seat comprises a locking plate and a reinforcing bracket, the locking plate is rectangular and vertically fixed to the upper end face of each lengthwise H-shaped steel bar, and the upper end face of the locking plate is provided with a groove used for containing inserted lower end of the rack plate. A pair of hoops are disposed, each hoop is semicircular, and the hoops cooperate with each other and tightly hold the outer side surfaces of semicircular pipes at two sides. The welding tool provides a welding platform having a stable structure, the manufacturing efficiency and welding precision of a main chord, and the production cycle of the main chord can be shortened.

The invention discloses a machining and assembling process of a large thin-wall shaft sleeve. The machining and assembling process comprises the steps that the outer diameter phi1 of an original journal is subjected to journal outer diameter machining to phi2; sections are evenly distributed and machined on the peripheral side of the journal in the axial direction; the shaft sleeve is machined; the outer diameter of the shaft sleeve is phi3, the inner diameter of the shaft sleeve is phi4, and quenching and tempering treatment is carried out after machining; the machined shaft sleeve and the journal machined in the second step are assembled; and the matched shaft sleeve is machined, the shaft sleeve with the outer diameter being phi3 is machined till the outer diameter is phi1, and machining and assembling on the shaft sleeve are completed. According to the machining and assembling process, the abrasion loss of the shaft end is cut off, the position of the cut-off quantity is sleeved with the shaft sleeve through an interference hot assembly process, and the shaft sleeve is machined again, so that the outer diameter of the shaft sleeve is consistent with that of the journal, and assembling and machining on the shaft sleeve are completed; a plane is cut out on the cut face of the journal, and the fixed structure of the shaft sleeve is improved during assembly; and the shaft sleeve assembling and machining manner for repairing the shaft end is good in structural stability.

A linear compressor resonator system comprises a first press plate, a second press plate and a rotor skeleton located between the first press plate and the second press plate, resonator springs are fixed between the rotor skeleton and the first press plate as well as between the rotor skeleton and the second press plate respectively, and the resonator springs between the rotor skeleton and the first press plate and the resonator springs between the rotor skeleton and the second press plate are equal in number, correspond one to one in position and arrayed coaxially. The invention further discloses a linear compressor. As the resonator springs are coaxially and uniformly arranged, bending deformation, caused by lateral force, of the resonator springs is avoided, the performance of the compressor is ensured, and the reliability of the compressor is improved.

A fixing support of a data accessing device includes a frame body and a plurality of base posts. The top face of the frame body is used for supporting the data accessing device. Further, a plurality of leg bases is provided for supporting upwardly the top face of the frame body. A plurality of major holes is provided on the leg base. The edge of each major hole is formed with a minor hole facing toward the same side. Each base post faces each major hole and is fixedly provided on the casing, base body, top wall or side wall of the electronic product. Each base post is provided with a cap head thereon. An annular groove is formed between each cap head and the associated base post. With the above arrangement, each cap head can penetrate the associated major hole to fasten each minor hole into the annular groove, thereby to achieve the rapid assembling.

Disclosed is a box liquid level sensor. The box liquid level sensor comprises a fixing seat, wherein the fixing seat is composed of a fixing seat main body and an upper cover, an electronic pipe is arranged below the fixing seat main body, the upper end of the electronic pipe is installed on the fixing seat main body, a magnetic float cylinder is installed on the electronic pipe, a urea suction pipe, a urea return pipe and a hot water pipe, which can be stretched into a urea box, are assembled below the fixing seat main body, a water inlet and a water outlet are formed in the hot water pipe, a urea suction pipe connector, a urea return pipe connector, and the water inlet and the water outlet of the hot water pipe are all installed on the fixing seat main body, a first heat conducting fin is arranged in the fixing seat, the first heat conducting fin is placed between the fixing seat main body and the upper cover, and a second heat conducting fin is installed in front of the fixing seat main body. The box liquid level sensor is compact in structure, stable in performance, good in vibration resisting performance, good in sealing performance, easy to assemble, low in manufacture cost, strong in environmental adaptability, and suitable for cold regional environments.

The invention discloses a machining platform and a cast iron platform. The machining platform comprises a platform groove. Support legs are fixedly connected to the left side and the right side of thebottom end of the platform groove correspondingly. The bottom of the outer wall of the cast iron platform is attached to the inner wall of the platform groove. Sleeving blocks are fixedly connected to the left side and the right side of the bottom end of the cast iron platform correspondingly. Sliding rods are fixedly connected to the centers of the left end and the right end of the outer wall ofa groove correspondingly. Stop blocks are fixedly connected to the ends of the outer sides of sliding blocks. A third inner block is fixedly connected to the center of the bottom end of each push block. Each sliding block is fixedly connected to the bottom end of the corresponding third inner block. The center of the inner wall of each sliding block is connected to the center of the outer wall ofthe corresponding sliding rod in a sleeving manner. A pull rod is fixedly connected to the center of the bottom end of each sliding block. According to the machining platform and the cast iron platform, when the cast iron platform needs to be fixed, firm mounting can be achieved through matching of the platform groove and the sleeving blocks; and meanwhile, a fixing structure is additionally arranged, so that the cast iron platform is connected more stably.

The invention discloses LED package transferring equipment convenient to use. The LED package transferring equipment comprises a first mounting board and a second mounting board, a plurality of sets of shaft sleeves are mounted on the opposite inner sides of the first mounting board and the second mounting board correspondingly, conveying rods are connected between the shaft sleeves on the inner sides of the first mounting board and the second mounting board, and a transition rod is mounted in the middle between the opposite inner sides of the first mounting board and the second mounting board. Through a first storage plate and a second storage plate, LED packages can be stored conveniently during being transferred, the internal spaces of the first storage plate and the second storage plate can be adjusted flexibly and thus are suitable for storing the different specifications and sizes of the LED packages, the LED packages are collected in a unified mode by a collecting mechanism, thus the LED packages are conveniently subjected to the next step of transferring in the later period, the buffer effect of buffer bottom feet is adopted in the equipment transferring period, thus the LED packages have good stability during being transferred, and damage of equipment shaking to the LED packages is avoided.

The invention discloses rust removing and chamfering equipment provided with a multi-edge processing structure and used for machining electronic parts, and relates to the technical field of machiningof the electronic parts. The equipment comprises a machine body, a dust suction mechanism and a polishing and rust removal mechanism; a storage cabinet is arranged on the lower side inside the machinebody; a supporting seat is fixed to the upper side of the storage cabinet; a machining platform is fixed to the middle of the upper side of the supporting seat; rotating motors are embedded in the two sides inside the machining platform; chamfering discs are mounted above the rotating motors; a main electronic part body is arranged between the chamfering discs and is located above the middle of the machining platform; first positioning mechanisms are arranged on the left side and the right side of the upper side of the machining platform; and second positioning mechanisms are arranged on thefront side and the back side of the upper side of the machining platform. The equipment has the beneficial effects that the chamfering discs are conveniently driven to rotate through the rotating motors, so that the chamfering discs can be used for polishing and deburring chamfers of the main electronic part body.

The invention discloses an automobile pedal bracket welding tool which comprises a clamp bottom plate, a stamping part pressing mechanism, a steel bar pressing mechanism, a welding slag protecting copper sheet, a limiting mechanism, a positioning mechanism, a stamping part leakage proof detecting sensor and a steel bar piece leakage proof detecting sensor. The automobile pedal bracket welding toolhas the advantages of simple structure, low cost and easy achievement, and each part is independently designed and positioned so as to be easily and individually adjusted. By the additional arrangement of a sensor fixing structure, the leakage proof detection of the parts can be achieved; and by the additional arrangement of the protective copper sheet structure, welding slag protection of the parts can be achieved, not only the requirements of novel model and novel process are satisfied, but also the efficiency and quality of part welding are improved, and the cost of the enterprise is alsosignificantly reduced. The scrap rate of the product is significantly reduced and the stability and consistency of size are ensured under the premise of ensuring product quality.

A micro component structure includes a substrate, a micro component and a fixing structure. The micro component and the fixing structure are disposed on the substrate. The micro component has a spacing from the substrate. The fixing structure includes a first supporting layer and a second supporting layer. The micro component is connected to the substrate through the fixing structure. The first supporting layer is connected to the micro component and located between the second supporting layer and the micro component. A refractive index of the first supporting layer is greater than a refractive index of the second supporting layer.

The invention belongs to the technical field of mechanical part processing, an relates to a processing and assembling process for a large thin-wall sleeve, and the processing and assembling process isused for repairing abrasion of a shaft neck of a cam shaft. The processing and assembling process for the large thin-wall sleeve comprises the following steps of: processing the outer diameter of theoriginal shaft neck to a specified dimension; uniformly processing out a section in the axial direction of the peripheral side of the processed shaft neck; processing out a sleeve; performing thermalrefining after the outer diameter of the sleeve and the inner diameter of the sleeve are processed; assembling the processed sleeve with the processed shaft neck; adopting an interference hot-assembly matching process for assembling in step IV; and processing the matched sleeve, and processing the outer diameter and the sleeve until the outer diameter is a drawing size, thereby completing processing and assembling of the sleeve. The fixing structure of the sleeve is improved, and the assembling and processing way of the sleeve for repairing a shaft end has a good structural stability and highstrength.

The invention discloses a slave board independent RFID antenna connection method, and the method the following steps: 1, debugging and proofing a rolled copper FPC coil according to a conventional idea; 2, attaching an RFID chip to an FPC, allowing signal pins to be in one-to-one correspondence with feedback pins of the coil; 3, connecting and installing through reserved matching, and using a large capacitor to control frequency offset of a resonance point. An RFID antenna connecting structure independent from a main board comprises a product main board, a protective connecting end is fixedlyinstalled on the outer side of the product main board, an external connecting plate is movably installed at the protective connecting end, an RFID identification plate is fixedly installed at the upper end of a rolled copper FPC, and a positioning connecting groove is formed in the lower end of the external connecting plate. According to the method for connecting the RFID antenna independent fromthe main board, the installation convenience degree of a product is improved, the working difficulty is reduced, workers can conveniently conduct product manufacturing work, the machining and production speed is increased, and the cost input of product machining can also be helped to be reduced.

The invention relates to an anti-interference USB plug. The plug comprises a rubber core assembly, a plugging shell and a wire wrapping shell, the plugging shell is integrally formed, and the wire wrapping shell is formed by detachably connecting a first wire hooping piece and a second wire hooping piece; and the front ends of the first wire hooping piece and the second wire hooping piece form a connecting port, the rear end of the plug-in shell is provided with a connecting part adaptively coated by the connecting port, and the rear end of the connecting part is provided with a first limiting protrusion. A second limiting protrusion matched with the first limiting protrusion is arranged at the front end of the wire wrapping shell, a second accommodating cavity for accommodating the first limiting protrusion is formed in the inner side of the second limiting protrusion, and the front end and the rear end of the second limiting protrusion are of opening structures; through cooperation of the first limiting protrusion and the second limiting protrusion, the positioning effect is achieved, the first wire hooping piece and the second wire hooping piece are assembled more accurately, the fixing structure of the wire wrapping shell and rubber wrapping can be enhanced during rubber wrapping, degumming is prevented, in addition, machining and production of automatic equipment are facilitated, and the production efficiency is high.